65results about How to "Reliable push" patented technology

A chain tensioner includes a housing and a plunger slidably mounted in the housing. A ring receiving groove is formed in the inner periphery of the housing in which a register ring is received. The register ring is engageable in any of a plurality of circumferential grooves formed in the outer periphery of the plunger at equal axial intervals. When the plunger is pushed into the housing, the register ring is trapped between a stopper surface of the ring receiving groove and an engaging surface of one of the circumferential grooves, thereby preventing further retraction of the plunger. The register ring includes a ring portion received in the ring receiving groove and having circumferentially spaced ends, and a pair of operating pieces formed by bending the opposed ends of the ring portion to extending in the same axial direction.

A filter piston apparatus that dispenses predetermined volumes of pulverulent bulk material has a metering chamber which accommodates in each case a predetermined volume of bulk material, which is present at the end of a circular-cylindrical bore and which has its base formed by a filter of the piston. The metering chamber is attached to a positive-pressure or negative-pressure gas source through the filter, which is permeable to gas but impermeable to the bulk material. A piston wall has a transverse slot and an inner groove located radially opposite the transverse slot, such that the filter can be pushed into the slot from the outside and, when seated in the piston, can be secured on both sides in the axial direction of the piston along it periphery.

A filter piston apparatus (10) for dispensing respectively predetermined volumes of pulverulent bulk material (50) has a metering chamber (13) which accomodates in each case a predetermined volume of bulk material (50), which is present at the end of the circular-cylindrical bore (12) and which has its base formed by the filter (52) of the piston (14). It is possible for the metering chamber (13) to be attached to a positive-pressure or negative-pressure gas source through a filter (52), which is permeable to gas but impermeable to the bulk material. The wall of the piston (14) has a transverse slot (22) and an inner groove (32) located radially opposite the transverse slot (22), such that the filter (52) can be pushed into the slot (22) from the outside and, in its state in which it is seated in the piston (14), can be secured on both sides in the axial direction (24) of the piston (14) along its periphery.

The present invention provides a coolant pipe installation structure which can reliably retain a coolant pipe and which can sufficiently decrease the thermal resistance between a coolant pipe and a heat-transmitting member. A heat-transmitting member (70) having a vertical groove part (72) into which a coolant pipe (15) fits, and which thermally contacts with a component to be cooled (63), is provided. An elastic member (80) formed in a long plate shape which extends in the extension direction of the coolant pipe (15), and having an opposing part (82) opposite the coolant pipe (15), is provided. A pushing structure (90) which pushes the elastic member (80) to the heat-transfer member (70) side is provided.

A fuel tank opening-closing device is equipped with a flap valve mechanism 20 and an opening-closing activation mechanism. The opening-closing activation mechanism comprises a nozzle detection mechanism that has a first detection parts and a second detection parts. The first detection parts are linked with the locking member and the locked part so as to move the lock engaging part and the locked engagement part while maintaining each of the overlap widths within the preset range, being pressed by the end of the fueling nozzle. The second detection parts are linked to the locking member so as to move from the locked position to the unlocked position by releasing the overlap width by being pressed by the end of the fueling nozzle.

The invention discloses a message push method and system based on MQTT and MYSQL. The method comprises the following steps: a server establishes a communication connection with a client based on an MQTT protocol; the server calls push data from an MYSQL database according to a business instruction and sends the push data to the client that has established the communication connection; and the server monitors a replay confirmation message of the client, and resends the push data if not monitoring the replay confirmation message of the client. According to the method disclosed by the invention, the connection mapping between the server and the client is maintained by adopting the MQTT, and a plurality of clients are connected with the server through a TCP long connection, so that the connection mapping between the clients and the server is simpler. Meanwhile, by means of the repeated confirmation mechanism of the server and the repeated extraction mechanism of the client, reliable message push is ensured.

A fuel tank opening-closing device is equipped with a flap valve mechanism 20 and an opening-closing activation mechanism. The opening-closing activation mechanism comprises a nozzle detection mechanism that has a first detection parts and a second detection parts. The first detection parts are linked with the locking member and the locked part so as to move the lock engaging part and the locked engagement part while maintaining each of the overlap widths within the preset range, being pressed by the end of the fueling nozzle. The second detection parts are linked to the locking member so as to move from the locked position to the unlocked position by releasing the overlap width by being pressed by the end of the fueling nozzle.

The invention discloses a pushing system and method for a PLC multipoint synchronous three-dimensional hydraulic bridge. The pushing system comprises a pushing monitoring system and multiple groups ofwalking-type three-dimensional hydraulic pushing devices for pushing pushed steel box beams, and each pushing buttress is provided with a left temporary supporting base and a right temporary supporting base which are symmetrically distributed. The pushing method includes the steps of 1, constructing assembly jig frames and temporary buttresses; 2, constructing a three-dimensional adjusting device, the pushing devices and the temporary supporting bases; 3, carrying out steel-box-beam assembling and synchronous pushing; 4, carrying out steel-box-beam pushing. According to the pushing system andmethod for the PLC multipoint synchronous three-dimensional hydraulic bridge, steel box beams are synchronously pushed forwards multiple times through the multiple groups of walking-type three-dimensional hydraulic pushing devices, pushing controlling is easy and convenient, synchronous action of the multiple groups of walking-type three-dimensional hydraulic pushing devices can be easily and conveniently achieved, pushing positions are flexibly distributed, guide beams and sliding rail beams for longitudinal pushing are not required, self-balancing pushing is really achieved, and the pushingprocess is safe and reliable.

The invention provides a message processing method, device and equipment. The method comprises the steps: storing a message in a data queue, and determining the position information of the message inthe data queue; sending the message to a receiver, and determining a target mark corresponding to the message; storing the corresponding relationship between the target mark and the position information into an operation queue; when the message in the data queue is processed, based on the position information of the message in the data queue, obtaining a target mark corresponding to the position information from the operation queue; and processing the message according to the target mark. Through the technical scheme of the invention, the storage, updating and deletion operations of the messages are sequentially added to the queue, the operations of the disks are sequentially read and written, the time complexity is relatively low, the disk bandwidth can be fully utilized, and extremely high throughput is realized.

The invention relates to a connector for IC card, which can make the electrode of IC card with thick thickness and IC card with thin thickness contact with contact in housing in normal bending amount. The housing can insert and remove at least two IC cards of different thickness. A cover covvers on the housing after storing each part article. A contact for card is formed in one side of the bottom. A contact for card is formed in the other side of the top. A clapboard which can moves freely in the housing is mounted on the connector for IC card. On inserting IC card of one side, the clapboard is thrusted in and the IC card of one side is held between the two card contacts to release contacting. On inserting IC card of the other side, the IC card moves to the clapboard to make the IC card of the other side held between the clapboard and card contact of any side to release contacting.

A scratch-resistant razor head includes a head frame and a razor blade including a support bar having an inclined platform and a blade portion mounted on the inclined platform. An angle between a cutting edge of the blade portion and a front end face of the inclined platform is greater than 0 degree and less than or equal to 0.5 degree; two resilient legs are respectively extended from the left and right frame walls and toward each other, each resilient leg includes an resilient inclined leg and a receiving leg extended from the inclined leg along the direction of the first axis, a convex point is formed by projecting from a top surface of the receiving leg, and the convex point is contacted with the inclined platform. A razor with such a razor head is also provided.

The invention discloses a message pushing method. The message pushing method comprises the following steps: sending at least one message body to a server via a client with a pushing account number and recording an identifier of a last message body in the sent at least one message body; sending a message receipting request to the server via the client; receiving an identifier of the last message body returned by the server and received by the client via the client terminal; and comparing the recorded identifier of the last message body with the identifier of the received last message body via the client, and judging that the server successfully receives a message via the client if a comparison result shows that the recorded identifier of the last message body is as same as the identifier of the received last message body. Correspondingly, the invention also discloses a message pushing system. Through the adoption of the message pushing method and the message pushing system, the message pushing reliability can be improved.

The invention discloses a steel box girder incremental launching construction method based on walking type three-dimensional hydraulic incremental launching equipment. The two ends of a construction steel box girder are each supported on a girder end pier, and the construction steel box girder is divided into a first girder body and a second girder body with a midspan pier being the boundary; incremental launching construction includes the steps that 1, temporary piers and midspan temporary piers are constructed; 2, incremental launching is conducted on the girder bodies synchronously throughthe walking type three-dimensional hydraulic incremental launching equipment; 3, midspan closing is conducted. The walking type three-dimensional hydraulic incremental launching equipment is adopted for conducting incremental launching on the two girder bodies synchronously until the two girder bodies of the constructed steel box girder are closed from two sides to the midspand; incremental launching of the walking type three-dimensional hydraulic incremental launching equipment is easy and convenient to control, multiple sets of walking type three-dimensional hydraulic incremental launching equipment can easily and conveniently act synchronously, incremental launching positions are arranged flexibility, a guide beam and a slideway beam used for longitudinal incremental launching are not needed, self-balance incremental launching is really realized, and the process of incremental launching is safe and reliable.

A gear noise preventing device is formed so that, at the time of a reverse gear shift operation, in accordance with a select operation of a shift lever, a first head (61) that rotates integrally with a shift select shaft (20) rotates a second head (62) supported on a third and fourth fork shaft (52), the rotational force of the second head (62) is transmitted to a third head (63) formed integrally with a fifth and sixth fork shaft (53) to axially move the fifth and sixth fork shaft (53). The gear noise preventing device further includes a coil spring (71) that urges the second head (62) in a direction that coincides with a direction in which the fifth and sixth fork shaft (53) moves; and a snap ring (72) that restricts a stroke by which the second head (62) is moved by an urging force of the coil spring (71).

The invention discloses an existing-road-crossing cast-in-situ trough beam three-point sliding jacking construction method. The method comprises steps of 1, pier and temporary pier construction; 2, slideway beam erection; 3, horizontal crossbeam layout; 4, trough beam cast-in-situ construction; 5, traction device installation; 6, jacking; 7, beam dropping. According to the method, design is reasonable, construction is easy, and the use effect is good; two back slide beams and one front slide beam are used for forming a three-point longitudinal passage, and horizontal cross beams are laid at the bottoms of the front end and the back end of the cast-in-situ trough beam respectively, the problem that deformation of the slide beams on the to sides is asynchronous in existing-road-oblique-crossing cast-in-situ trough beam jacking construction can be effectively solved; in addition, temporary piers are constructed on the two sides of an existing road in the cross bridge direction respectively, the temporary pier construction workload can be effectively reduced, and the cost can be effectively reduced; meanwhile, the influence on use of the existing road can be effectively reduced or evenavoided.

The invention provides a safe food processor. The safe food processor comprises a machine base, a first stirring cup connected to the bottom of the machine base, and a second stirring cup arranged atthe top of the machine base. A vertically arranged motor is arranged in the machine base; a motor comprising a motor shaft, two ends of the motor shaft extend out of the motor; a safety bottom cover is arranged at the bottom of the machine base; a safety top cover is arranged at the upper end of the machine base, a safety switch assembly is arranged in the machine base, the upper end of the safetyswitch assembly is in linkage with the safety top cover or the second stirring cup, the lower end of the safety switch assembly is in linkage with the safety bottom cover or the first stirring cup, and the food processor can work only after the second stirring cup and the safety bottom cover are arranged in place; or the food processor can work only after the first stirring cup and the safety topcover are arranged in place. The safety top cover and the safety bottom cover guarantee that the two ends of the motor shaft cannot be exposed in the working process of the food processor, and the safety of a user is guaranteed; and meanwhile, motor damage caused by overlarge load when the first stirring cup and the second stirring cup are mounted at the same time can be avoided.

The multi-relay Internet big data push method and system include interface management, task management, name registration, data preprocessing, data push, data relay, data reception, data verification management, and buffer data management. The application instance completes the precise delivery task of big data push through name registration and login, including the method and process of receiving big data push task, processing, pushing, relaying, receiving, reviewing, and delivering, as well as its full two-way working mode. After the system based on the above method is properly deployed, it can push huge data from one common Internet access point to another remote Internet access point completely reliably, efficiently and automatically; one-to-many push, offline push, access When the terminals belong to different Internet access operators, etc., the system of the present invention selects a suitable relay route, avoids data channel bottlenecks between Internet access operators, and effectively utilizes ADSL asymmetry.

The invention discloses an automatic receiver-transmitter cabinet for a material pneumatic conveyor system. The automatic receiver-transmitter cabinet comprises a cabinet body which is provided with a receiving-transmitting port, and the cabinet body is internally provided with a receiving bottle storage device and a receiving-transmitting piping device which are matched with each other; the receiving-transmitting piping device communicates with an external pneumatic conveying piping through the receiving-transmitting port for receiving sample bottles conveyed, and the receiving bottle storage device comprises a receiving bottle pushing assembly and a bottle storage box which is provided with a plurality of bottle storage positions; and the receiving bottle pushing assembly approaches to the receiving-transmitting piping device, and is used for conveying the sample bottles received into the bottle storage box for storage. The automatic receiver-transmitter cabinet disclosed by the invention has the advantages of simple and compact structure, high automation degree and intelligent degree, and high working efficiency.

A method for producing a liquid discharge apparatus is provided, including preparing a liquid discharge head including driving sections which apply a discharge pressure to a liquid; preparing a wiring board including a base board having lands formed on a surface and thermally expandable members arranged in hollow portions of the base board; forming terminals on electrodes of the liquid discharge head; making the lands be in contact with the terminals while securing a space between the liquid discharge head and the wiring board; making a heater to abut against areas of the wiring board arranged with the thermally expandable members; and heating the thermally expandable members by the heater so that the thermally expandable members are expanded to be brought in contact under pressure with the terminals.

An automatic wire feeding and discharging mechanism for an automatic wire feeding electric spark wire cutting machine tool is characterized in that a numerical control push-pull mechanism composed of a motor, a chain wheel and a chain pushes and pulls a wire drawing clamping trolley, an electrode wire is clamped and pulled to the position below a wire cylinder from a lower wire guide head of the machine tool, and then the electrode wire is hooked into a wire clamp of the wire cylinder through a wire hooking mechanism; in the automatic threading process of the machine tool, the electrode wire is pulled to the position below the wire cylinder from the lower wire guide head and enters the wire cylinder wire clamp, and the wire clamp of the trolley is normally closed and can be automatically opened to clamp and release the wire. And meanwhile, the chains are stored in the chain storage box outside the processing area by utilizing the gravity and the foldable flexibility of the chains, so that the adhesion of corrosion substances during processing is avoided. In addition, a detection function for detecting whether the wire head of the electrode wire is threaded in place in the wire clamping and drawing trolley is designed, and the mechanism improves the reliability and success rate of automatic wire threading.

The invention relates to a LeapMotion gesture recognition-based screen control system and method, the system comprises a binocular camera, a LeapMotion device, a gesture recognition computer and a server which are connected in sequence; the server is connected to a screen computer, the screen computer is connected to a screen display, and the binocular camera is used for collecting a hand action image of a user; the LeapMotion equipment generates a corresponding 3D model according to the hand action image; the gesture recognition computer is used for performing gesture recognition on the 3D model and outputting a gesture action signal instruction; the server outputs a corresponding screen data picture skip instruction to the screen computer according to the gesture action signal instruction; and the screen computer controls switching of the data pictures on the screen display according to the screen data picture skipping instruction. Compared with the prior art, gesture action recognition can be quickly and accurately carried out on hand movement of a user, and the purpose of non-contact screen control is achieved.

The invention discloses a unified pushing platform and method based on private cloud, and a terminal. In the prior art, due to the fact that functions of mobile phone short messages, enterprise WeChatand mails need to be integrated into each product to send the information to users when necessary, problems that the situation of push message loss often occurs, reliability cannot be guaranteed andthe architecture design of the micro-service is applied, and a result generated by a back end is difficult to push to a specified front end user in real time as the front end and the back end are separated and multiple parts are deployed at the same time in the mode of sending the information to the user as required are solved. Messages to be pushed by all products are sent to a unified pushing platform, and that the messages are reliably pushed to a user side in the high-concurrency and large-data-volume message sending process is guaranteed, and production efficiency in the product researchand development period is greatly improved.

The invention belongs to the technical field of carton sheet pushing, and particularly relates to a carton sheet pushing device used in packaging field. The carton sheet pushing device comprises a speed reducing motor, a sheet storage shell, a guide telescopic plate, a conveying mechanism, a bottom plate, a sheet blocking plate and a sheet licking roller. In the case of a traditional carton sheetpushing device, carton sheets of the device are pushed out from the lower side of the sheet storage shell, and the carton sheets which are to be pushed each time is subjected to the gravity exerted from the other carton sheets located on the upper side, so that the carton sheets located on the lower side suffer big resistance. Compared with the traditional carton sheet pushing device, a pushing opening of the carton sheet pushing device used in the packaging field is located on the upper side of the sheet storage shell, so that the pushed carton sheets are not affected by other carton sheets after being pushed each time, and pushing resistance is small; and in addition, according to the designed pushing device, the pressure of the sheet licking roller exerted on the carton sheets is stable, and meanwhile a small pressure is kept, so that the normal movement of the carton sheets cannot be influenced due to overlarge pressure of the sheet licking roller on the carton sheets.

The invention relates to a PE pipe conveying device for repairing an underground old sewage pipeline, and belongs to the field of municipal engineering. The PE pipe conveying device comprises a base, one end of the base is vertically provided with a supporting seat, the supporting seat is provided with a horizontal driving mechanism used for pushing a PE pipe to move into an old sewage pipeline, the base is provided with a containing base, a plurality of pushing pieces which are sequentially stacked are arranged on the containing base, the horizontal driving mechanism can drive the pushing pieces to move in the length direction of the old sewage pipeline, and a vertical driving mechanism used for driving the containing base to move in the vertical direction is arranged on one side of the base. The PE pipe conveying device has the effect that the PE pipeline can be conveniently conveyed to a leakage point position so that the repairing process can be conveniently carried out.

The invention discloses a cam-driven clamping feeder, which belongs to the technical field of feeders and solves the problems of work efficiency and reliability. The key points of the technical solution are that the feeder comprises a feeding needle roller platform, a feeding main machine, an eccentric transmission mechanism, and a floating manipulator; the eccentric transmission mechanism comprises an input shaft for connecting a power source and an output shaft for connecting the feeding main machine, and the input shaft and the output shaft are in an eccentric position; the feeding main machine comprises a chassis, a main shaft, an eccentric swing mechanism, a sliding mechanism, and a parallel four-bar linkage mechanism, the main shaft is connected to the output shaft and drives the eccentric swing mechanism and the parallel four-bar linkage mechanism at the same time, the eccentric swing mechanism drives the sliding mechanism to move, the floating manipulator is fixed on the feeding needle roller platform and is above the sliding mechanism, the sliding mechanism and the parallel four-bar linkage mechanism cooperate with the floating manipulator to perform clamping and moving actions, thereby achieving the effect of efficient material transportation and stable and reliable performance.

The steel moving machine comprises a main body mechanism, a lifting mechanism and a driving mechanism, and the main body mechanism comprises a rack; the lifting mechanism comprises two supports, a rotating rod and a plurality of pulling claws, the two supports are arranged on one side of the rack, the rotating rod is rotationally connected between the two supports, and the multiple pulling claws are sequentially arranged on the rotating rod at intervals in the length direction of the rotating rod; the steel moving machine has the beneficial effects that the machine frame of the main body mechanism and the support of the lifting mechanism provide stable support for the steel moving machine, it is guaranteed that shaking or inclination cannot occur in the steel moving process, and the steel moving machine is stable in operation, convenient to use and high in practicability. The electric-hydraulic push rod of the driving mechanism has high thrust and stability, acts on the middle portion of the rotating rod and can reliably push the rotating rod and the pulling claws to work, meanwhile, the multiple pulling claws are mainly used for stably moving steel billets to the next working procedure smoothly, the safety and reliability of steel moving are improved, and the production quality is improved.