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80results about How to "Avoid poor contact," patented technology

Delivery window achieving mechanical interlocking

The invention belongs to the field of hospital delivery windows, and particularly relates to a delivery window achieving mechanical interlocking. The delivery window comprises a cabinet, and singly-opened doors are hinged to the front face and the back face of the cabinet; the rotating central lines of the two singly-opened doors are located on the same side, the inner side face of the cabinet is provided with a U-shaped groove, and the two groove walls of the U-shaped groove are rotatably connected with first connecting rods and second connecting rods; the two ends of each first connecting rod are the press tongue end and the first hinge end, and each first fixing shaft is sleeved with a torsion spring; the two ends of each second connecting rod are the second hinge end and the latch hook end, second fixing shafts are located between the latch hook ends and the second hinge ends, and the second hinge ends are hinged to the first hinge ends; each singly-opened door is provided with a spring bolt and a lock opening groove used for being connected with the latch hook ends in a clamped mode. The delivery window has the advantages that a mechanical interlocking mechanism is completely adopted, no electric interlocking device is arranged, the reliability is high, the delivery window cannot be affected by the temperature and the environment, interlocking failure of the two doors cannot be caused, mechanical delivery is flexible, and the using stability is good; the structure is simple, the cost is reduced, and the delivery window does not need to be driven by a power supply.
Owner:常州市浩东净化设备科技有限公司

Battery voltage automatic test screening device and method thereof

The invention relates to a battery voltage automatic test screening device and a method thereof. The device provided by the invention comprises a transfer station, a placement station and a test screening mechanism. The test screening mechanism contains a bracing frame which is arranged at one side of the transfer station. The placement station is disposed at the other side of the transfer station, corresponding to the bracing frame. A meter pen rack is arranged on the bracing frame vertical to the horizontal platform of the transfer station. Detection signals of multiple positive and negative meter pen joints are sent through input ends of a central processing unit into the central processing unit for calculation. A second push-pull mechanism is disposed on the bracing frame parallally above horizontal platform of the transfer station. A third push-pull mechanism is arranged on the bracing frame at the corresponding side of a feeding end of the transfer station. An output control end of the central processing unit controls each push-pull mechanism. The battery voltage automatic test screening device provided by the invention has a simple structure and is convenient to operate. By the adoption of the device, labor intensity of workers is reduced, voltage measuring accuracy is high, production efficiency is raised effectively, and production cost is minimized.
Owner:HENAN CHAOWEI POWER SUPPLY

10kv indoor metal armoring draw out switchgear check trolley

The invention discloses a10kV indoor metal armoring draw out switchgear check trolley, which comprises a chassis, wherein the chassis is provided with a frame, the frame is provided with an observation window, and the back side of the frame is provided with a mimic-disconnecting switch; the mimic-disconnecting switch is provided with a contact arm; the end of the contact are is provided with a contact, and the contact arm is internally provided with a measuring rod; the contact is internally provided with an insulating baffle plate; one end of the measuring rod is fixedly connected with the insulating baffle plate; the insulating baffle plate can move in the contact; when the insulating baffle plate moves in the contact, the other end of the measuring rod can extend out of the panel of the trolley, and the length of the measuring rod extending out of the trolley is the same as the distance of the insulating baffle plate moving in the contact. With the invention, the opening and closing condition of the valve can be directly observed, and the condition of whether the primary contact is normally inserted to contact or not can be correctly and visually judged, thus preventing the short-circuit accident caused by the non-fully opening of the valve and the severe heating accident caused by poor contact of the contact during the normal operation.
Owner:广东天富电气股份有限公司

Broken yarn detecting circuit for yarn feeder

The invention discloses a broken yarn detecting circuit for a yarn feeder, wherein the yarn feeder comprises a front broken yarn detector and a rear broken yarn detector. The rear broken yarn detectorcomprises a rear broken yarn detecting circuit and a non-contact inductive switch which is connected in series in the rear broken yarn detecting circuit and is used for sensing the change of the working condition of the yarn. The broken yarn detecting circuit is characterized in that the rear broken yarn detecting circuit comprises a first rectifier bridge, a sampling circuit, an isolating circuit and a signal driving circuit, wherein, the sampling circuit is for collecting a broken yarn signal and is connected with the non-contact inductive switch in series, the isolating circuit is used forisolating an interference signal and the signal driving circuit is used for feeding back the broken yarn signal to the yarn feeder host. Compared with the prior art, the non-contact inductive switchis installed on the broken yarn detector in the invention, and the defect of the poor contact of a traditional touch switch after a long-time use is avoided. In addition, the isolating circuit is increased, thereby implementing the secondary isolation to the interference signal and ensuring the working reliability of the broken yarn detector.
Owner:CIXI SUN TEXTILE SCI & TECH

Plug contact state detecting device for automatic charging equipment

The invention discloses a plug contact state detecting device for automatic charging equipment. The plug contact state detecting device comprises a charging pile end MCU, a relay I, a power source I,a power source II, a proximity switch, a voltage detecting circuit I, and a charging pile end electrode. A robot end assembly includes a robot end MCU, a relay II, a battery, a current detecting circuit, a voltage detecting circuit II, and a robot end electrode. The charging pile end MCU is electrically connected with the proximity switch, the voltage detecting circuit I and the coil of the relayI. The power source I is electrically connected with the normally closed contact of and relay I. The power supply II is electrically connected with the normally open contact of relay I. A charging pile end positive electrode is electrically connected with the moving contact of the relay I and the voltage detecting circuit. The robot end MCU is connected with the current detecting circuit, the voltage detecting circuit II and the coil of the relay II. The voltage detecting circuit II is electrically connected to the normally closed contact of the relay II. The plug contact state detecting device uses a charging electrode as a communication medium to reliably determine sufficient contact of the charging electrode.
Owner:山东锘博特智能科技有限公司

High-voltage energy saving device

The invention discloses a high-voltage energy saving device, comprising a bottom shell and a box body, wherein the top of the bottom shell is fixedly connected with the bottom of the box body througha connecting shell, a high-voltage host is fixedly connected in the box body, a box door is hinged on a front face of the box body through a hinge, fixing shells are fixedly connected to left and right sides in the box body, slide blocks are slidably connected in the fixing shells through rolling balls, a connecting strip is fixedly connected to one side of each slide block, and the invention relates to the technical field of high voltage. The high-voltage energy saving device can drive the slide blocks to slide on the inner surfaces of the fixing shells through the cooperation among the box body, a first rotating rod and a second rotating rod, so that when the box door is opened, a first switch can be turned on, thereby turning on an illuminating lamp, and when the box door is closed, theilluminating lamp can be conveniently turned off, the high-voltage energy saving device is safe and convenient to be used and can prevent a worker from forgetting to turn off the illuminating lamp when leaving, thus improving the intelligence degree of the device, and the high-voltage energy saving device is relatively energy-saving to be used.
Owner:江苏武贤实业有限公司

Intelligent electric meter based on Internet of Things

The invention discloses an intelligent electric meter based on Internet of Things. The intelligent electric meter comprises an electric meter body, an inner cavity is arranged at the lower part of the front surface of the electric meter body, and a binding mechanism is arranged in the inner cavity. According to the intelligent electric meter based on the Internet of Things, two clamping plates slide inwards and clamp and fix an external connecting wire, at the moment, a second gear and a gear block are clamped again, rotation of a round rod is limited, the external connecting wire is prevented from being accidentally separated from a wiring end during use, the connection stability is improved, poor contact is avoided, and the service life of the electric meter is prolonged. When a second rack is engaged or separated, a buckling cover can be rapidly opened and closed, the convenience of opening and closing the buckling cover is improved, the convenience of wiring or wire removing is improved, the difficulty of subsequent overhaul and maintenance is reduced, the practicability is better, when a clamping block is embedded into the clamping groove, an inner frame is fixedly connected into an outer frame, the clamping block can be driven to be separated from the clamping groove by pulling the vertical rod, and the outer frame and the inner frame can be slidably separated. The electric meter body can be quickly disassembled and assembled, the installation efficiency is improved, and the whole electric meter body can be conveniently disassembled, overhauled and maintained.
Owner:章能庆

Magnetic suction USB plug and magnetic suction USB connector

The invention provides a magnetic suction USB plug and a magnetic suction USB connector, and relates to the field of USB plugs. The magnetic suction USB plug comprises a first plug and a first data line, wherein the first plug is connected with a USB interface of a computer or a charger, the first data line is connected with the first plug, the first plug comprises a USB male plug and a first connection part, the USB male plug is plugged into the USB interface of the computer or the charger, the first connection part is integrated with the USB male plug and has magnetism, the first data line comprises a second connection part and a wire, the second connection part has magnetism and is magnetically attracted to the first connection part, and the wire is connected between the second connection part and any electronic equipment employing the USB plug. The magnetic suction USB connector comprises the first plug and an adaptor, wherein the first plug is connected with the USB interface of the computer or the charger, the adaptor is connected with the first plug and comprises a third connection part and a USB female interface, the third connection part has magnetism and is magnetically attracted to the first connection part, and the USB female interface is integrated with the third connection part and is used for a USB plug of an external data line to plug. By the magnetic suction USB plug and the magnetic suction USB connector, a user can be convenient to use the USB plug to connect or disconnect with the computer or the charger.
Owner:周利明

A spare battery replacement structure of an educational robot

The invention belongs to the technical field of battery replacement, in particular to a spare battery replacement structure of an educational robot, the structure includes a battery placing bin, a cavity is arranged in the battery placing bin, a mounting column is arranged in the cavity, the two ends of the mounting column are respectively fixedly connected with the top end side wall in the cavityand a bottom end side wall in the cavity, a mounting hole is arranged in the mounting column, the mounting hole is provided with a sliding block, two sliding grooves are arranged on the inner side wall of the mounting hole, two ends of the sliding block respectively extend into the two sliding grooves, two sliding holes are arranged in the sliding block, sliding bars are arranged in the sliding holes, and the two ends of the sliding bars respectively penetrate the sliding holes and are fixedly connected with opposite side walls in the sliding grooves. According to the spare battery replacement structure of the educational robot, through the arrangement of a plurality of adjustment mechanisms, the batteries in the robot can be automatically replaced, thus improving the teaching efficiencyand effects, the operation is simple and convenient, and thus the structure has certain popularization value.
Owner:肇庆高新区异星科技有限公司

Multifunctional ceramic dual temperature controller and electric heating container using same

The invention relates to the technical field of temperature controllers, and particularly relates to a multifunctional ceramic dual temperature controller, which comprises a ceramic shell. The upper end opening of the ceramic shell is sleeved with an aluminum cover; the upper end opening of the ceramic shell is internally provided with a guiding support; two groups of broken circuit switches are arranged parallelly inside the ceramic shell below the guiding support; two action rods capable of moving vertically are arranged on the guiding support; lower ends of the two action rods are in linkage with the broken circuit switches respectively; two disc bimetallic sheets are fixed between the guiding support and the aluminum cover; and upper ends of the two action rods are in abutting linkage with the corresponding bimetallic sheets respectively. According to the multifunctional ceramic dual temperature controller, the structure is reasonable, a PTC heating body is adopted to maintain power-off protection in the case of abnormal functions, poor contact generated as conductive metal is likely to oxidize can be avoided, serial connection and parallel connection demand configuration and multilevel control protection can be realized through integrated multilevel configuration, problems of poor safety performance, short service life and small application range of the existing temperature controller are overcome, and the application cost of an electric appliance is reduced.
Owner:FOSHAN CHUANDONG MAGNETOELECTRICITY

Relay mounting structure capable of preventing poor contact

The invention discloses a relay mounting structure capable of preventing poor contact, and relates to the field of relays. The relay mounting structure comprises a relay body and a mounting seat, the relay body is composed of a ceramic base, an electronic component casing connected to the ceramic base and a protective cover covering the electronic component casing. Lead pins arranged on the ceramic base are correspondingly inserted into lead pin insertion holes formed in the mounting seat. The relay mounting structure has the advantages that the lead pins arranged at the bottom of the relay body are correspondingly inserted into the lead pin insertion holes formed in the mounting seat, each lead pin is integrally formed by a first lead pin part and a second lead pin part which are different in diameter, the diameter of each second lead pin part is smaller than that of each lead pin insertion hole, so that the lead pins can be conveniently inserted into the lead pin insertion holes; when a first lead pin part is inserted into the corresponding lead pin insertion hole, elastic deformation occurs, the lead pin can be completely inserted into the lead pin insertion hole, the first lead pin part has elastic force, it can be guaranteed that the first lead pin part is tightly attached to the inner wall of the lead pin insertion hole, connection stability is guaranteed, and the condition of poor contact is avoided.
Owner:江西韬瑞自动化设备有限公司

Solar energy non-battery wireless mouse based on super-capacitor energy storage

Provided is a solar energy non-battery wireless mouse based on super-capacitor energy storage, which is characterized in that a low power consumption wireless mouse power device comprises a solar cell panel, a super capacitor, an isolating anti-reverse connection diode, a schottky diode, and a DC-DC conversion module. The solar cell panel is connected with the left and right sides of a battery wireless mouse, and through the schottky diode, the output line of the solar cell panel along with a super capacitor installed inside the panel forms a device for collecting and storing light energy inside a room. Through the isolating anti-reverse connection diode, the electric energy stored in the super capacitor together with the DC-DC conversion module constitutes a voltage reduction and stabilizing device for direct current. And the low power consumption wireless mouse power device comprises the device for collecting and storing lighting energy and voltage reduction and stabilizing device, while the solar energy non-battery wireless mouse based on super-capacitor energy storage comprises the low power consumption wireless mouse power device and an ordinary ultra-low voltage low power consumption wireless mouse. The batteries in the wireless mouse do not need changing anymore, the phenomena like poor contact, battery leakage and the like do not appear, meanwhile, a switch design is alternative.
Owner:朱石明

Winding-free electroplating clamp of relay base

A winding-free electroplating clamp of a relay base is composed of an upper clamping block, a lower clamping block, a conducting head fixing plate, a conducting head, a spring clip, a polytetrafluoroethylene tube and screws, wherein the conducting head (6) and the conducting head fixing plate (4) are integrated; the conducting head fixing plate (4) is fixed at the lower end of the lower clamping block (2) of the upper clamping block (1) and lower clamping block (2) which are integrated by means of the screws (5); the spring clip (7) provided with the polytetrafluoroethylene tube (8) is fixed on the lower clamping block (2) by the screws (3); and then the lower clamping block (2) and the conducting head fixing plate (4) are subjected to insulation treatment; and the whole clamp is fixed on a full-automatic production line by the upper clamping block (1) and then the relay base is mounted on the clamp; and therefore, electroplating can be performed. The winding-free electroplating clamp of the relay base is simple in structure, contact in structure, reliable in contact, easy for processing, convenient for clamping and taking pieces, capable of effectively protecting the leading-out end of the base from deformation, and further wide in application range.
Owner:贵州振华群英电器有限公司(国营第八九一厂)

Semiconductor device, manufacturing method thereof and electronic device

The present invention provides a semiconductor device, a manufacturing method thereof and an electronic device. The method includes the following steps that: a semiconductor substrate is provided, an interlayer dielectric layer is formed on the semiconductor substrate, and a metal electrode is formed in the interlayer dielectric layer; a hard mask stack structure is formed on the interlayer dielectric layer so as to cover the interlayer dielectric layer and the metal electrode, wherein the hard mask stack structure includes a first buffer layer, a grinding stop layer, a second buffer layer, a first hard mask layer and a second hard mask layer which are stacked from bottom to top; a through hole which can be filled with a bottom electrode material layer is formed in the hard mask stack structure; the bottom electrode material layer is deposited until the bottom electrode material layer completely fills the through hole; chemical mechanical grinding is performed until the grinding stop layer is exposed; and back etching is carried out, so that the grinding stop layer can be removed, and the top end of the formed bottom electrode can be higher than the top end of the first buffer layer. With the manufacturing method provided by the present invention adopted, poor contact between a phase changing material layer which is formed in a follow-up step and the bottom electrode can be avoided.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Automatic tool setting device and numerical control machining machine head

The invention discloses an automatic tool setting device which comprises a retractor device, a triggering sensing device and a tool controller. The triggering sensing device is arranged on the retractor device and moves in the stretching direction of the retractor device under the acting force of the retractor device; the tool controller is connected with the triggering sensing device and collects data fed back by the triggering sensing device to modify the position of a numerical control tool according to the data. By means of the automatic tool setting device, the triggering sensing device is in contact with the surfaces of machined materials by controlling the retractor device to determine the distance between the triggering sensing device and the surfaces of the machined materials, then determined distance parameters are fed back to the tool controller to enable the tool controller to conduct parameter modification on the numerical control tool according to the distance parameters, positional deviations of the numerical control tool are modified, the automatic tool setting function of the numerical control tool is further achieved, the distance between the tool and the machined materials is accordingly and effectively guaranteed, and the machining efficiency is improved.
Owner:智慧工匠(北京)科技有限公司

A block chain-based anti-detachment wireless code-sweeping gun

The invention relates to a block chain technology-based anti-detachment wireless code-sweeping gun, a fix mechanism is also arranged in the main body, the fix mechanism comprises a lifting assembly and a limiting assembly, a heat dissipation mechanism is arranged in the base, the heat dissipation mechanism includes a second motor, a driving wheel, a rotating shaft, a bearing base, a driven wheel,a belt and a cooling fan, the anti-detachment wireless code-sweeping gun based on block chain technology uses block chain technology to store data, so that that security level of the data is high, andby means of the fix mechanism, a main body and a base can be fixed, thus preventing the main body from disengaging from the base, As that heat dissipation mechanism is adopt, the heat dissipation temperature of the base can be reduced, the damage to the base cause by the high temperature and the fire hidden danger caused by the high temperature can be avoided, the service life of the base is prolonged, and the practicability and reliability of the wireless code sweeping gun are improved. The invention avoids the bad contact between the main body and the base caused by the external force, thefalling damage and the like, and guarantees the charging effect.
Owner:深圳市中科智诚科技有限公司

Air conditioner control method and system based on NFC

The invention provides an air conditioner control method and system based on NFC. The air conditioner control system comprises an air conditioner and a control device operated by a user to control operation of the air conditioner, the air conditioner is provided with an NFC radio frequency module and an MCU control module, and the control device is provided with an NFC label module used corresponding to the NFC radio frequency module; the NFC label module responds to user selection operation to determine a first control instruction used for controlling the air conditioner to enter a target running state; when the control device is close to the air conditioner, the NFC radio frequency module obtains the first control instruction through an active mode and sends the first control instruction to the MCU control module through serial port communication; and the MCU control module analyzes the first control instruction and instructs an internal control module of the air conditioner to execute the instruction content of the first control instruction obtained through analysis according to protocol agreement, so that the air conditioner enters a target running state. Therefore, the operation state of the air conditioner is controlled in a more flexible and convenient mode, and the control accuracy and efficiency of the air conditioner are improved.
Owner:SICHUAN HONGMEI INTELLIGENT TECH CO LTD
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