54results about How to "Improve delivery reliability" patented technology

A method transmitting packets in a wireless network including a node, a first data sink and a second data sink is disclosed. The method performs a synchronization of the node with the first data sink and the second data sink and transmits first data packets from the node to the first data sink at a first allocated time synchronized with the first data sink. Next, the method transmits second data packets from the node to the second data sink at a second allocated time synchronized with the second data sink. The first and the second data packets are transmitted without updating the synchronization.

The invention provides a door sheet system for a water-tank-type cleaning device, and belongs to the technical field of kitchen appliances. The problem that cleansers are inconveniently put in an existing dishwasher is solved. The door sheet system for the water-tank-type cleaning device comprises a face plate and a cleanser putting device, wherein a door shaft sleeve is installed on the face plate, a fixing shaft and damping assemblies are installed in the door shaft sleeve, the damping assemblies are connected to the face plate, and the face plate rotates around the damping assemblies; the cleanser putting device comprises a storing box, a cover and a driving device, a liquid storing cavity is formed in the storing box, a connecting pin is installed on the storing box, a torsional spring is installed on the connecting pin, the cover is hinged to the connecting pin, the torsional spring abuts against the cover, the driving device is installed in the face plate, a shaft rotating switch is installed on an output shaft of the driving device, the cover is buckled to the storing box in a sealed mode, and the shaft rotating switch rotates to control the cover to be automatically opened. The door sheet system has the advantages that the cleansers are conveniently put, and the door sheet reliably rotates.

The invention relates to a feeding and propelling device for a pipe internal leakage flux detector. The device is used for feeding pipe internal leakage flux detectors and is composed of a screw drive unit, a fixation block, a bracket, a pushing rod, a screw, a cover plate, an end plate, a retaining plate, a half-open pipe and a variable cross-section feeding unit. The bracket is adjusted to be aligned with the variable cross-section feeding unit, the screw drive unit is started to drive the screw to push the half-open pipe into the variable cross-section feeding unit from the bracket, a drive cup on the leakage flux detector tightly attached to the inner wall of the variable cross-section feeding unit, the pushing rod penetrates a through hole in the retaining plate to abut against the tail end of the leakage flux detector, the screw drive unit is started to rotate in the opposite direction, the screw is drive to pull the half-open pipe out, the pushing rod is withdrawn, and accordingly, feeding of the leakage flux detector can be completed. The device has the advantages of being simple and convenient to operate, small in occupied space and capable of feeding the detector easily.

Aiming at conveying problems of various kinds of rivets in automatic riveting, the invention provides an automatic conveying device for various kinds of rivets. The automatic conveying device comprises a base support, a lateral support, a cover plate, base plates and rivet clamps. The base plates are mounted on the inclined plane of the base support. The cover plate parallel with the base plates is mounted on the base support through the lateral support. Fastener sets in array distribution are formed in the cover plate. The rivet clamps loaded with different rivets are inserted in the fastener sets and mounted on the base plates through rivet clamp supports. A feed slot is formed in the surface of each base plate. A separating mechanism is mounted between each rivet clamp and the corresponding base plate. Rivets pass the separating mechanisms under gravity action, fall into the feed slots one by one from the rivet clamps, and slide into a rivet blowing component from rivet outlets below the feed slots. The rivet blowing component uses compressed air to convey the rivets to targets. The automatic conveying device is compact in structure and high in reliability, rivet clamp arrays can be selected according to needs, and requirements of automatic conveying of various kinds of rivets for riveting can be satisfied.

The invention relates to the technical field of communications, in particular to a low-power-consumption remote transmission system comprising a microcontroller and an RF (radio frequency) chip. The microcontroller comprises a Bluetooth chip; information transmitted by the Bluetooth chip is processed by the microprocessor and sent out by the RF chip; the RF chip receives the information which is processed by the microprocessor and which is output to the Bluetooth chip. The invention further relates to a control method of the low-power-consumption remote transmission system. The low-power-consumption remote transmission system and the control method thereof have the advantages that a transmittable range of Bluetooth is enlarged from 100m to 3Km, RF signals are packaged according to the international standard, software structure and codes are both redefined, safety is high, RF signal transmittance is good, anti-interference capability is high, and transmission reliability of Bluetooth data is further enhanced.

The invention provides a connection establishing method and corresponding main and auxiliary base stations. The connection establishing method comprises that a request message for establishing the auxiliary base station is sent to the auxiliary base station; and an auxiliary base station establishment response message which comprises QoS Flow to DRB mapping information decided by the auxiliary base station is received. The invention also provides an SCG configuration request method and corresponding main and auxiliary base stations. The SCG configuration request method comprises that an auxiliary base station modification request message for requesting SCG configuration information is sent, and the auxiliary base station modification request message carries an indication message, and is used to indicate SCG configuration information needed by the main base station; and the auxiliary base station response message with the SCG configuration information is received from the auxiliary basestation. The invention further provides a corresponding computer readable medium.

A hub (2, 22) having an external toothing (4) for engaging into a sleeve internal toothing and having a central recess (23) for making contact with a shaft, wherein the external toothing (4) is formed from a plurality of toothing portions which are separated from one another by toothing windows (7), and wherein the hub (2, 22), when not mounted on the shaft, has a pitch error which decreases in a direction away from the toothing windows (7).

The invention discloses a glass fiber reinforced plastic flexible composite pipe, a production device and a production method, and belongs to the field of resin molding. A glass fiber reinforced plastic flexible composite pipeline which can be continuously produced and coiled by changing a processing method and components of glass fiber reinforced plastic raw materials, is large in continuous length and small in joint use quantity, and the effectiveness, safety and reliability of conveying of the pipeline are ensured. The composite pipe comprises a thermoplastic resin lining layer and a glass fiber reinforced plastic reinforcing layer which are sequentially and tightly attached from inside to outside, and the glass fiber reinforced plastic reinforcing layer comprises glass fibers wound around the outer side of the thermoplastic resin lining layer, thermosetting resin attached to the glass fibers and a thermoplastic resin mixture.

The invention relates to a method for marking multiple components (2, 3, 4, 5, 13), each of which has at least one transponder (6, 7, 8, 9) and a storage device, wherein a first marked component (2) comes in contact with second components (3, 4, 5, 13) disposed in the range thereof and transmits information to them, wherein said components mark themselves while taking the information transmitted by the first component into consideration, and wherein at least one second component after the marking thereof comes in contact with further components in the range thereof that are not marked yet in order to bring about the marking thereof, and to a group of components marked in this way, to a corresponding container for carrying out the method, and to a rolling bearing (14, 15, 16), which is a possible typical component to be marked in this way. As a result of the invention, the self-organization and marking of a group of components is achieved with the help of an interconnected network without great effort.

The invention discloses a guide material-limiting device for a powder coating pulverizer conveying device. The guide material-limiting device comprises guide support plates, brackets, guide mechanisms and limiting mechanisms, wherein the guide support plates are respectively fixed to the outer sides of the limiting mechanisms, and the guide support plates extend upwards, then are bent inwards and extend upwards; each bracket is in an inverted V shape, and mounting holes are formed in the brackets; each guide material-limiting device comprises three guide mechanisms, each guide mechanism comprises a center shaft, an outer shaft sleeve and a guide wheel; the brackets are arranged between the adjacent guide mechanisms; the middle guide mechanism is horizontally arranged, and the inner ends of the guide mechanisms on both sides are lower than the outer ends of the guide mechanisms on the both sides, so as to form an inclined shape; the limiting mechanisms are respectively arranged on both sides of the guide mechanisms. By utilizing the structure of the guide material-limiting device, materials can be reliably conveyed.

The invention relates to a ceramic-metal composite assembly sealing strength measuring device and a using method thereof. The measuring device comprises a positioning device and a stretching device. The positioning device comprises a positioning cavity and a positioning connecting rod which are detachably connected. The positioning cavity is used for positioning the ceramic-metal composite assembly and enabling a metal electrode of the ceramic-metal composite assembly to extend out of the positioning cavity, and the positioning connecting rod is connected with a universal testing machine. Thestretching device comprises two clamping pieces which are symmetrically arranged and two adjusting pieces which are symmetrically arranged on the two clamping pieces. One ends of the two clamping pieces are used for clamping a metal electrode of the ceramic-metal composite assembly, the other ends of the two clamping pieces are sequentially connected with a universal joint, a positioning spring and a stretching connecting rod, and the stretching connecting rod is connected with a universal testing machine. According to the invention, the modes of bolt suspension, thread tightening, universal adjustment and the like are adopted to realize rapid clamping of a workpiece, so that the measurement precision and the measurement efficiency are effectively improved.

The invention relates to a high-power formable multi-layer composite bus bar for space navigation. The bus bar comprises a confluence positive bus 1, cavity insulation paste 2, a bus positive bus binding post 3, a cavity insulation assembly 4, a bus negative bus binding post 5, a confluence negative bus 6, an outer insulation protection cover 7, a bus negative bus installation groove 8, an insulation installation sleeve 9, a bus bar protection insulation plate 10 and a terminal insulation assembly 11. The confluence positive bus 1 is connected with a high-voltage end, and is on the intermediate position, the confluence negative bus 6 is connected with a low-voltage end (namely a direct-current zero-potential end), is U-shaped and surrounds three sides of the confluence positive bus 1, so that an electric field line generated after the high-voltage end and the low-voltage end are electrified is limited in the U shape, a good electromagnetic compatibility effect is ensured, and comparedwith the condition that a silver-plated copper wire is adopted in the same power cable assembly, about 20% of weight and volume can be saved under the condition of the same transmission horizontal sectional area. The heat dissipation area is large, the heat dissipation capacity is high, the environment temperature rise is low, and the transmission impedance can be reduced.

The invention discloses a building gravel inclined conveying machine, relating to a building gravel conveying machine. The building gravel inclined conveying machine is composed of a frame, a lower horizontal belt frame, an inclined belt frame, an upper horizontal belt frame, belt pulleys, a belt, an upper guide wheel and a guide wheel, wherein the lower horizontal belt frame, the inclined belt frame and the upper horizontal belt frame are arranged on the frame; the right end of the lower horizontal belt frame is connected with the lower end of the inclined belt frame; the upper end of the inclined belt frame is connected with the left end of the upper horizontal belt frame; the left and right ends of the lower horizontal belt frame and the left and right ends of the upper horizontal belt frames are respectively provided with belt pulleys; the belt is connected between the belt pulleys; the guide wheel and the upper guide wheel are respectively arranged above the lower end of the inclined belt frame and below the upper end of the inclined belt frame; the guide wheel is pressed on the upper side edge part of the belt; and the upper guide wheel is pressed at the lower side of the belt. The building gravel inclined conveying machine disclosed by the invention solves the problem that the traditional belt conveyor cannot lift building gravel to a certain height.

The invention discloses an efficient cloud video cross-device screen projection method and system and a storage medium, and the method comprises the steps: S01, constructing an image database which is used for encrypting and storing image data and playing records; s02, in response to an image screen projection request of a screen projection terminal, generating keys and image data addresses in one-to-one correspondence with the image data, and issuing the keys and the image data addresses to the screen projection terminal; s03, the screen projection terminal downloads the image data according to the image data address, decrypts the image data according to the key and plays the decrypted image data; s04, recording the continuous playing duration of the screen projection terminal on the downloaded image data and the corresponding image data information, generating a playing record and feeding back the playing record to the image database; the scheme is reliable to implement, convenient to operate and good in stability.

The invention discloses a conveying device of a powder coating pulverizer. The conveying device comprises a conveying frame, a conveying driving system, a driving conveying roller assembly, a driven conveying roller assembly, a guide roller assembly, a guiding and limiting device and a conveying belt. Through the conveying device, continuous conveying can be conveniently achieved, and powder material conveying reliability is high.