46results about How to "Improve shortcut" patented technology

The invention relates to a real-time fluorescence quantification PCR detection primer for quickly identifying genotypes of duck circovirus and a detection method thereof. The sequences of the primer are described as follows: an upstream primer P1: 5'-CAGATCCCCGGGCACGAGA-3'; a downstream primer P2: 5'-CCTCACCTTCAGGGATTC-3'. The detection method includes the steps of: establishing the real-time fluorescence quantification PCR method based on SYBR Green I with the primer, wherein difference of temperature of a melting curve exists due to the difference of GC content of a nucleotide in a specific gene fragment region of gene 1-type duck circovirus and gene 2-type duck circovirus which are amplified by the primer, so that infection of the gene 1-type duck circovirus and the gene 2-type duck circovirus can be directly carried out according to the difference of Tm value in the melting curve. The method can distinguish the infection caused by the duck circovirus in different genotypes just with one group of primer, thereby providing technical fundament for healthy breeding in duck breeding industry.

The invention relates to a four-position seven-way reversing valve. A middle valve body is fixed on the upper surface of a lower valve body in a sealing mode; a reversing valve core and a pressure spring are arranged inside the middle valve body; the upper end portion of the pressure spring is abut against the top of the inner wall of the middle valve body; the lower end portion of the pressure spring is abut against the upper surface of the reversing valve core; the lower surface of the reversing valve core and the upper surface of the lower valve body are compressed; an upper valve body is installed on the upper surface of the middle valve body in a rotating mode; a rotating shaft is fixed on the upper valve body; a rotating shaft installation hole is formed in the middle valve body; the rotating shaft is rotationally installed inside the rotating shaft installation hole in a sealing mode; the lower end portion of the rotating shaft and the reversing valve core are fixed. According to the four-position seven-way reversing valve, a four-position seven-way control loop is achieved, simultaneously controlled continuous movement of a multi-gas-circuit of an automatic production line is achieved, application area of a pneumatic system is expanded to a large extent, diversity, practicability and quickness of a pneumatically controlled loop are improved, and loop connecting and controlling elements are saved.

The invention relates to a residence and an office building capable of insulating heat, reducing temperature, filtering dust and isolating noise with a water-window solar water heater. The invention consists of the water-window solar water heater, a dry window, a wall air inlet dust-filtering cooling silent system, a water inlet and outlet pipe system, a valve, a theft-proof door, an outdoor shoe step dust-removing cushion, a door lane, a shoe cabinet and a built-in door which are in the door lane, and an indoor air exhaust fan, wherein the wall air inlet dust-filtering cooling silent system is provided with a bent pipe, a glass bowl hole cylinder, a micropore flexible hose in the interlayer and a chemical fiber sliver inside. The task of filtering dust and isolating noise can be finished at the same time of introducing air into the room through the bent pipe, and a small fan in the bent pipe can blast air in summer to take away the heat carried by the micropore flexible hose in the interlayer so as to input cool air into the room as a natural air conditioner without discharging heat; and the air is sterilized and deodorized through self-cleaning glass technology to emit negative ions so that the air is fresh and the room is quiet. In the premise of not influencing lighting, the water window can supply hot water generated by the solar water heater for people to use, and a regenerative water-saving system can filter the used running water or rainwater or bathing water for reuse.

The invention discloses a group of RT-PCR discriminating diagnosis primers for discriminating type 1 and new serotype duck hepatitis virus. A primer sequence is shown as a SEQ ID NO. 1-2. The primer is designed according to existed difference of a 3'-terminal nucleotide sequence of a type 1 and new serotype duck hepatitis virus whole-genome sequence, The group of the primers performs discriminating diagnosis in a specific amplification area for amplifying the type 1 and new serotype duck hepatitis virus according to the length difference of the nucleotide sequences, wherein size of a type 1 duck hepatitis virus amplification fragment is about 258 bp, and the size of a new serotype duck hepatitis virus amplification fragment is about 321 bp. The identification method of the primer has the advantages of easy and rapid operation, and high accuracy, only one group of the primers can discriminate the type 1 and new serotype duck hepatitis virus types, and the primers provide technical guarantee for aquatic bird healthy culture.

The invention provides a foldable ladder. The foldable ladder comprises a first piece of ladder and a second piece of ladder which are hinged with each other, wherein the first piece of ladder comprises a first vertical edge of the first piece of ladder, a second vertical edge of the first piece of ladder and a horizontal ladder; the first vertical edge of the first piece of ladder and the second vertical edge of the first piece of ladder are respectively located at two side edges and are connected by the horizontal ladder; the second piece of ladder comprises the first vertical edge of the second piece of ladder, the second vertical edge of the second piece of ladder and the horizontal ladder; the first vertical edge of the second piece of ladder and the second vertical edge of the second piece of ladder are respectively located at the two side edges and are connected by the horizontal ladder; a first supporting point for supporting an operating surface is arranged at the lower end of the first vertical edge of the first piece of ladder; a second supporting point for supporting the operating surface is arranged at the second vertical edge of the first piece of ladder; a third supporting point for supporting the operating surface is arranged at the first vertical edge of the second piece of ladder; a fourth supporting point for supporting the operating surface is arranged at the second vertical edge of the second piece of ladder; the first supporting point and the third supporting point are located on the same side of the foldable ladder; and the second supporting point and the fourth supporting point are located on the other side of the foldable ladder.

The invention provides a half-containing type symmetric folding bike. The symmetric folding bike comprises a front frame, a front fork, a front wheel, a rear frame, a rear fork, a rear wheel, a bike head, a saddle, pedestals, a crank and a transmission device; the front wheel is mounted on the front fork, the rear wheel is mounted on the rear fork, the bike head is mounted on the front frame, andthe saddle is mounted on the rear frame; and folding mechanisms are respectively arranged between the front frame and the rear frame, between the bike head and the front fork and between the rear frame and the rear fork, the transmission device is mounted in a front end of the rear fork, the pedestals are mounted on the crank, the crank is connected with an input end of the transmission device, the rear wheel is connected with the transmission device, and the transmission device is a reciprocating type acceleration driving mechanism. The half-containing type symmetric folding bike provided bythe invention can be folded and unfolded rapidly, is high in folding rate, convenient for use, collection and transportation, and great in bearing capability; and each component well meets the human motion engineering so that people riding the bike is natural in posture and cannot get fatigue easily.

The invention discloses an integral vibration type down screening machine for down processing. The machine comprises a screening machine main body, a connecting rubber tube, a first fixed block, a second fixed block, a filter screen, a pull handle, a driving motor, a connecting wire and a moving groove; a feed inlet is formed in the screening machine main body, feed bin doors are arranged at the two ends of the feed inlet, the connecting rubber tube is arranged at the bottom of the feed inlet, a stirring box is arranged at the bottom of the connecting rubber tube, the screening machine main body and the stirring box are welded to the two ends of the first fixed block respectively, a discharge through hole is formed in the stirring box, a driving box is arranged at the bottom of the stirring box, the second fixed block is arranged in the screening machine main body, fixed springs are fixed to the bottom of the second fixed block through welding, and the fixed springs are fixed to the two ends of the filter screen through binding connection. The integral vibration type down screening machine for down processing is provided with the feed bin doors, the overall tightness of the devicecan be improved, and the raw material processing efficiency is effectively improved.

The invention discloses a folding bicycle frame which comprises a front frame, a middle main body and a rear frame, wherein the front frame is connected with the front end of the middle main body by an upper connecting rod and a lower connecting rod; the rear frame is articulated at the rear end of the middle main body; a saddle tube is arranged in a guide hole of the middle main body in a sliding way; a locating ring sleeves on the saddle tube in a sliding way. The folding bicycle frame is convenient and fast to operate and reliable in performance.

The invention discloses an automatic renting, selling and recycling integrated machine for portable power supplies and a renting, selling and recycling method of the machine. The machine comprises a machine shell and a power supply charging rack; the power supply charging rack is fixedly installed in the machine shell and provided with a plurality of charging boxes for the portable power suppliesto be plug in, one side of each charging box is provided with a power supply plug port, the machine shell is provided with openings corresponding to the power supply plug ports, the box bottoms of thecharging boxes are provided with charging ports connected with a power supply source, and the charging boxes on the power supply charging rack are provided with elastic buckling mechanisms capable offixing the portable power supplies. The method of the machine comprises a renting and selling process and a recycling process. By means of the automatic renting, selling and recycling integrated machine for the portable power supplies and the renting, selling and recycling method of the machine, the rapidity and convenience of the offline renting and selling process are effectively improved, theoperation frequency of customers and the cumbersomeness are reduced, and the user experience is improved; through the online and offline integrated comprehensive service process, the automation degreeand the user experience are improved, and the economic benefits are high.

The invention discloses a portable flat panel television bracket, which is characterized by comprising a main panel and a support plate, wherein the support plate is arranged on the back of the main panel through a support plate rotating mechanism, can rotate and separate relative to the main panel, and stands in a herringbone together with the main panel. Compared with the conventional clumsy flat panel television bracket with a base, the portable flat panel television bracket has a more light structure, is easy to carry and convenient to use, is quickly unfolded and folded particularly, is suitable for small meetings or exhibition occasions requiring a flat panel television for exhibition, and has high practicability.

The invention discloses a high-efficiency solar silicon panel and a preparation method thereof, and a battery module. The panel comprises cell sheets, a tempered white glass plate, an EVA adhesive film, a back plate, a wiring box and a section bar aluminum frame. Each cell sheet comprises a silicon sheet and silver grid lines and electrodes arranged on the front surface of the silicon sheet. The electrodes are in Z shape and are arranged vertical to the silver grid lines. The adjacent cell sheets are connected in series and parallel by lead wires and connected to the wiring box. The tempered white glass plate and the back plate are arranged above and under the cell sheets respectively. The EVA adhesive film is arranged between the tempered white glass plate and the back plate and between the back plate and the cell sheets. The section bar aluminum frame is arranged on the periphery of the cell sheets. A plurality of light focusing convex surfaces corresponding to the cell sheet respectively are arranged on the lower surface of the tempered white glass plate. The panel has high-efficiency light focusing power generating performance and is especially suitable for street lamp power supply. Through secondary overprint technology, the use amount of silver paste is reduced, so that the cost is lowered.

The invention discloses a stable and adjustable optical distance measuring device and method, and the device comprises a fixed pedestal, the middle part of the front surface of the fixed pedestal is fixedly connected with a control panel, the middle position of the top of the fixed pedestal is rotatably connected with a rotating platform, and the middle position of the top of the rotating platform is fixedly connected with a placement disc. The top of the placing disc is rotationally connected with a distance measuring device, and the two sides of the bottom of the rotating platform are rotationally connected with balance columns. According to the stable and adjustable optical distance measuring device and method, inclination caused by uneven stress during rotation of the rotating platform is prevented, the receiving and transmitting guide sleeve can rotate on the optical distance measuring device, the situation that light emitted by the optical distance measuring device is dispersed when leaving the receiving and transmitting guide sleeve, and consequently positioning of the distance measuring position is inaccurate is effectively avoided, and the positioning accuracy of the distance measuring device is improved. Therefore, ranging blind areas during ranging are reduced, the accuracy in the ranging process is improved, and the ranging distance can be adjusted conveniently.

The invention discloses a method for achieving keyboard layout automatic replacement in a somatosensory mode. The method comprises that during text input, a somatosensory module collects somatosensory data and sends the data to an input method system module, the input method system module analyzes and converts the somatosensory data into control commands, and an input method function module executes the commands after receiving the control commands transmitted by the input method system module. By means of somatosensory rocking intelligent equipment, input method keyboard layout automatic replacement can be achieved and the layout of a virtual keyboard and the input manner and function of text input can be adjusted rapidly. The method for achieving the keyboard layout automatic replacement in the somatosensory mode can achieve relax and convenient input method replacement of intelligent equipment and reduce inconvenient factors due to utilization of keys or screens, so that the intelligent equipment can be more convenient and more rapid to use, and further high practicality can be obtained.

The invention relates to a wireless sensor network system. The wireless sensor network system can automatically detect predetermined system information of sensors connected to a system interface, and comprises nodes provided with interfaces, wherein the interfaces are connected with the sensors containing system information; when the sensors are connected to the interfaces, the system information in the sensor can be sent to the system so as to enable the system to obtain the system information of the sensors connected to the nodes of the system.

The invention relates to a four-position seven-way reversing valve. A middle valve body is fixed on the upper surface of a lower valve body in a sealing mode; a reversing valve core and a pressure spring are arranged inside the middle valve body; the upper end portion of the pressure spring is abut against the top of the inner wall of the middle valve body; the lower end portion of the pressure spring is abut against the upper surface of the reversing valve core; the lower surface of the reversing valve core and the upper surface of the lower valve body are compressed; an upper valve body is installed on the upper surface of the middle valve body in a rotating mode; a rotating shaft is fixed on the upper valve body; a rotating shaft installation hole is formed in the middle valve body; the rotating shaft is rotationally installed inside the rotating shaft installation hole in a sealing mode; the lower end portion of the rotating shaft and the reversing valve core are fixed. According to the four-position seven-way reversing valve, a four-position seven-way control loop is achieved, simultaneously controlled continuous movement of a multi-gas-circuit of an automatic production line is achieved, application area of a pneumatic system is expanded to a large extent, diversity, practicability and quickness of a pneumatically controlled loop are improved, and loop connecting and controlling elements are saved.

The invention discloses a quickly withdrawn tent, which comprises a tent frame and a piece of tent cloth, wherein the tent frame comprises a top upright rod, a surrounding upright rod, a top cross rod and an eave cross rod; the top upright rod is connected with the eave cross rod through plate punch forming; the top cross rod and the eave cross rod are provided with spring hooks; and the top cross rod and the eave cross rod at two ends are connected through the spring hooks. The surrounding upright rod is provided with a ground pin connecting plate made of a steel plate. Quick locking spanners for locking and loosening the spring hooks are arranged at the spring hooks. The quickly withdrawn tent has the advantages of small volume, light weight, convenient packing and transportation, quick expansion and withdrawal, use of a large amount of metal plate stamping parts, simple machining and low cost.

The invention relates to a handheld device capable of fast inputting Chinese characters and a style box Chinese character associated inputting method. The handheld device comprises an updating key, a character key, a direction key, a character database for storing character combinations, and a display module for displaying a character disc area. A user uses the character key to input a first character, the handheld device divides the character disc area into a style box, the center grid displays the first character, and the peripheral grids display associated characters of the first character, and the user selects a second character by the direction key. Then the center grid displays the second character, and the peripheral grids display associated characters of the second character. The user selects a third character by the direction key, and the character selecting mode is repeated until an associated character cannot be selected. The updating key updates the loaded associated characters. The device and the method can greatly reduce keystrokes, improve the editing speed and improve the applicability of the handheld device.

The invention discloses a wireless network access method. Auxiliary equipment and wireless equipment to be connected with a wireless network are provided, wherein network authentication mode changing between the auxiliary equipment and the wireless equipment is carried out by means of the distance, after the distance is calculated, the wireless equipment carries out early stage setting, and the access of auxiliary equipment according to the corresponding authentication mode is allowed after authentication mode determination. According to the invention, a user is enabled to conveniently and rapidly use the wireless network and is enabled to control the network safety and usage.

The invention relates to a foldable push-pull cart which comprises an upper U-shaped horizontal pipe A, an upper U-shaped horizontal pipe B, a lower U-shaped horizontal pipe A, a lower U-shaped horizontal pipe B, a middle U-shaped horizontal pipe, a vertical U-shaped pipe, an upper side push-pull pipe, a lower side push-pull pipe, an upper longitudinal pipe A, an upper longitudinal pipe B, a lower longitudinal pipe A, a lower longitudinal pipe B, a middle longitudinal pipe, a middle transverse pipe and a vertical pipe. The folding device comprises a side fixed connecting pipe folding device, a side sliding folding device, a middle sliding folding device, a side fixed connecting pipe middle vertical pipe folding device, a cross folding device and a four-corner drawing rod folding device, and is characterized by comprising an upper support, a lower support, a transverse horizontal pipe A, a transverse horizontal pipe B, a transverse cross pipe, a rigid hinge device and the like, a side fixed connecting pipe folding device, a side sliding folding device, a middle sliding folding device, a side fixed connecting pipe middle vertical pipe folding device and a cross folding device, the foldable push-pull cart can be folded into a sheet shape or a stick shape smoothly in more than ten folding modes such as a transverse composite cross folding device and a rigid hinge device, the foldable push-pull cart has high system rigidity when unfolded, and the folded foldable push-pull cart is small in size and convenient to carry and place.

The invention relates to a portable car protective canopy consisting of at least three groups of foldable supporting frame body which can support tarpaulin. Two sides of the supporting frame body are provided with a main supporting rod; a side shrinking supporting frame which can control the main supporting rod to erect and balance is arranged in interval of which the main supporting rod is uprightly positioned; a rolling roller component is arranged on the side bottom of the main supporting rod; at least two groups of wheel lockers which can be fixedly connected with the car wheels are arranged on the main supporting rod. Foldable turning joints are adopted in the connection parts; each element can run freely and can be swiftly unfolded and shrunk, which has the advantage of portability. By arranging the supporting structure upright in middle and sideling on the two ends, the whole protective canopy can be effectively supported, which realizes an all-directional wrap for the car and has strong protective function. By arranging a shrinking frame on the side and the upper sloping side of the upright positioned frame body, the stability of constructing car shed is improved. By arranging the wheel locker,the fixation of the whole car shed is realized by using the car wheel structure, with convenient operation and reasonable structure.

The invention relates to a rubber bearing for a circulating pump. A bearing body of the rubber bearing is designed to be of a sectioned structure. The bearing body is an integrated body formed by combining multiple sections of strip-shaped bearings. Each section of strip-shaped bearing is mounted on the corresponding portion of the bearing body. Each section of bearing is of a rubber-lined metal matrix structure. According to the rubber bearing for the circulating pump, by the adoption of the whole structure, the comprehensive performance of wear-corrosion resistance, shock resistance and impact resistance of the rubber bearing is improved greatly, and the service life of the rubber bearing is prolonged.

The invention relates to a through-passage mounting structure for a railway vehicle. The through-passage mounting structure comprises a vehicle section (1), a through passage mounting frame (2), a shed cloth bridging block (3), shed cloth (4), a crimping plate (5), a mop ring (6) and a sealing element (7). Convenience, quickness and operability of connection between a through passage and a vehicleend are improved; deviation of mounting hole sites can be effectively eliminated, the vehicle maintenance efficiency is improved, disassembly and maintenance are convenient, the structure can be flexibly applied to various through passage connection and through passage manufacturing processes, and an application range is wide; by arranging an efficient and rapid mounting structure, rapid and convenient mounting and dismounting are guaranteed; reasonable layout and an attractive appearance of the through-passage connecting structure are ensured; and rapid and stable installation operation canbe achieved, the manufacturing efficiency is improved, vehicle disconnection is convenient and rapid, and a sectional material manufacturing process is simple.

The invention discloses a quantitative analysis method for leakage of an oil pipeline. Traffic passing factors and communication factors are fused to reflect risks, the above parameters are applied tothe proposed probability model for fitting normal distribution, and the risk of the network oil pipeline is differentially evaluated through the risk probability fitting model in combination with topographic factors according to the mapped communication traffic parameters and traffic volume parameters for representing the risk of the oil pipeline, so that the rapidity and accuracy of risk evaluation are improved.

The invention discloses a PCR-RFLP (Polymerase Chain Reaction-Restricted Fragment Length Polymorphisms) method for distinguishing clade2.3.2.1 from clade2.3.4 H5 AIVs (Avian Influenza Virus). The method comprises the following steps: 1) extracting a nucleic acid RNA of a virus from a detection sample; 2) using primers P1 and P2 to conduct RT-PCR amplification on the clade2.3.2.1 and clade2.3.4 viruses to obtain an HA gene segment; 3) conducting enzyme digestion on an RT-PCR amplification product through Dra I, and then conducting RFLP analysis. The method only needs the upstream primer P1 and the downstream primer P2, only the conventional restriction enzyme Dra I is needed in RFLP enzyme digestion to distinguish, no complex condition optimization process is needed, the method is convenient and accurate in the rapid differential diagnosis and detection of the clade2.3.2.1 and clade2.3.4 H5 subtype avian influenza viruses, and fills the research gap in the related fields at home and abroad.

The invention discloses an assembly type hoisting method and a hoisting rod structure applied to exhaust fan supporting. The hoisting method comprises the steps of route and trend calculation, equipment type selection, on-site drilling, on-site installation of a structure switching system, installation of the hoisting rod structure, installation of an exhaust fan support structure, fixation of the hoisting rod structure, fixation of an exhaust fan and vibration reduction soft connection. According to the assembly type hoisting method and the hoisting rod structure applied to exhaust fan supporting provided by the invention, after on-site drilling, the whole exhaust fan support structure can be rapidly installed on a main body concrete beam or a floor slab, pre-burying and welding are not needed, and installation of the exhaust fan support structure is rapidly completed, so that the installation steps are simplified, the construction efficiency is improved, the construction period is shortened, and excessive energy and time do not need to be consumed.

The invention discloses a folding bicycle frame, which comprises a front frame, a middle body and a rear frame. The front frame is connected with the front end of the middle body through upper and lower connecting rods, and the rear frame is hinged at the rear end of the middle body. A saddle tube is slidably installed in the guide hole of the middle body, and a positioning ring is slidably sleeved on the saddle tube. The vehicle frame is convenient and quick to operate, and has reliable performance.

The invention relates to a PCR-RFLP primer for distinguishing avian adenovirus type C and duck adenovirus type 3 and a method thereof. The primer sequence is: upstream primer HF: 5'-GAAAYTGGGGSCTGAAATAC-3'; downstream primer HR: 5 '‑TTGTAGTTYGTGGCCATCTG‑3', the primers designed by the present invention have strong specificity, can effectively amplify avian adenovirus type C and duck adenovirus type 3, but cannot amplify other common poultry pathogens; the present invention only A set of primers, the upstream primer HF and the downstream primer HR, combined with conventional XhoI restriction endonuclease digestion, can achieve rapid identification of avian adenovirus type C and duck adenovirus type 3, filling the relevant fields at home and abroad Research blank.

The invention relates to a pulley combination ascending and descending type quilt cover replacing machine, which comprises a machine frame, wherein a telescopic component, a quilt clamping component and two quilt take-off components are arranged on the machine frame, each quilt take-off component is provided with a quilt take-off support rod, the end parts of each quilt take-off component are provided with two clamps capable of clamping an old quilt cover, a clamping component comprises two liftable clamps capable of lamping a quilt core or a new quilt cover, the telescopic component comprises an air rod, an air rod piston rod is connected with a support rod in a horizontal direction, an air rod sleeve is provided with a clamp rod slide rail in the vertical direction, a clamp rod can be glidingly connected in the clamp rod slide rail through a clamp rod slide block, a first fixed pulley and a second fixed pulley are respectively arranged under and above the clamp rod slide block, a first typing rope passing through the first fixed pulley is connected between the support rod and the clamp rod, a second tying rope passes through the second fixed pulley, one end of the second tying rope is connected with the clamp rod, and the other end of the second typing rope is connected with an object block. The quilt cover replacing machine has the advantages that the new quilt cover can be automatically unfolded, the quilt core loading into the quilt cover can be realized during the separation of the old quilt cover and the quilt core, the structure is simple, the operation is convenient, and the quilt cover replacing efficiency is greatly improved.