53results about How to "Work is not affected" patented technology

The disclosed maintenance method for electric signal device in railway communication field comprises: wireless covering the maintenance area, connecting wireless transmission device with codec, moving the work position of front-end device with video code / decode and wireless transmission on the covered area to collect information on different position and direction, then real-time bidirectional transmitting image and sound for field condition. This invention introduces much convenience to commanders and maintenance staff to solve problem as soon as possible.

The invention relates to an automatic leak-stopping device for the breakage of an all-glass solar vacuum tube; wherein, the nozzle of the solar vacuum tube is provided with a floating ball which is slightly bigger than the tube diameter, and a height limiter which can prevent the floating ball from passing is arranged above the floating ball. Or the nozzle of the solar vacuum tube is provided with a fixed cylinder and the floating ball which is slightly bigger than the inner neck of the cylinder, and the height limiter which can prevent the floating ball from passing is arranged above the floating ball. The floating ball is the high temperature resistant material ball. The fixed cylinder is fixed by an internal sleeve and an upper cylinder, the internal sleeve of the cylinder is embedded in the glass solar vacuum tube, the upper cylinder of the cylinder and the outer tube of the vacuum tube have the same diameter, and a neck is arranged at the connection part between the inner sleeve and the upper cylinder. The device of the invention fully adopts a mechanical structure, and the ball floats at the top part of the device when in normal work; a solar vacuum thermal-collecting tube is communicated with a water tank or a union device, after the all-glass solar vacuum tube is broken, the water is leaked from the nozzle under the action of natural gravity, the water leakage can cause the vacuum tube and the device to generate negative pressure, so that the floating ball can be absorbed and falls to the neck area of the device under the double actions of pulling and water leakage pressure, so as to lead the device to be in a closing and sealing state.

The invention discloses a driving control circuit and industrial control equipment. The driving control circuit comprises a microprocessor, a signal retaining circuit and a relay driving module, and is characterized in that a control signal end of the microprocessor is connected with a signal input end of the signal retaining circuit, and a signal output end of the signal retaining circuit is connected with a driving trigger end of the relay driving module; the control signal end of the microprocessor outputs control level to the signal retaining circuit, and the signal retaining circuit outputs corresponding driving level to the driving trigger end of the relay driving module according to the received control level so as to trigger the relay driving module to open or disconnect driving output; the signal retaining circuit maintains the level state of the signal input end thereof to be unchanged when reset occurs in the microprocessor; and the microprocessor reads the level state of the control signal end thereof after resetting, and configures the control signal end to be level signals with the state being identical to the read level state to output. The technical scheme disclosed by the invention can ensure the operation reliability of a relay.

The invention discloses a switch, which is composed of a main switch and a changeover switch integrated with it in the same box body. switch and other automatic control switches, or the main switch is a manual delay switch. As an improvement: the transfer switch is a manual switch, such as a single-pole single-throw switch or a single-pole double-throw switch. When a certain electrical appliance is suddenly damaged, the transfer switch can be used to transfer the circuit to the standby electrical appliance immediately, so that people's life, work, and study will not be affected, and there is no need to risk repairs and replacements under harsh conditions, which is for the safety of people's lives It provides protection and is widely used in wall switches in stairs, corridors, basements, doorways, garages, etc., and other places that require backup electrical appliances.

The invention discloses a metal dust absorbing device used in machine manufacturing. The metal dust absorbing device used in machine manufacturing comprises a telescopic dust inlet pipeline; one end of the telescopic dust inlet pipeline is fixedly connected with a housing; the external part of the upper part of the housing is provided with a total control box; a nanometer net is arranged in the housing below the total control box; the two ends of the nanometer net are fixedly connected with the housing and one end of a pedestal; the right end of the pedestal is fixedly connected with the housing; the upper part of the pedestal is fixedly connected with a shockproof ring and a shockproof pedestal, and the other ends of the shockproof ring and the shockproof pedestal are fixedly connected with the housing; the centers of the shockproof ring and the shockproof pedestal are hollowed out for fixed connection with a motor; the left side of the motor is fixedly connected with a blower fan; the housing is provided with gas outlets at the right side of the blower fan. The metal dust absorbing device is provided with the blower fan, the motor, universal wheels, electromagnets, and the nanometer net, so that problems in the prior art such as poor dust adsorption effect, and influences on adsorption effect caused by floating of internal metal dust are solved.

The embodiment of the invention provides a configuration information consistency detection method and device. The method comprises the steps of: searching first spare part information and second sparepart information of a plan service node in a spare part dictionary system through a marked symbolic information and a transaction order, and detecting the consistency of the configuration informationof the transaction system, the plan service system and the spare part dictionary system through the first spare part information and the second spare part information. According to the invention, thecondition that the configuration information of each system is inconsistent can be found in time, the problem that spare part information required by each link of a transaction process cannot be accurately displayed is avoided, the work of transaction business personnel is not influenced, and the service experience of buyers and sellers in real estate transaction can be improved.

The invention discloses a movable clamping device for an enameled wire. The movable clamping device comprises two groups of supporting legs, a driving roller, a conveyor belt, rubber placing blocks, apush rod and rollers waiting for paying-off, wherein circular through holes are formed in the opposite sides of each group of supporting legs, and the wall hole of each circular through hole is fixedly connected with a first rolling bearing; the inner walls of the two first rolling bearings are fixedly connected with shaft walls at two ends respectively; the surfaces of two driving rollers are connected with the lower surface of the conveyor belt in a rolling manner respectively; the rubber placing blocks are arranged into two lines on the conveyor belt, and the two lines of rubber placing blocks are fixedly arranged on the left side and right side of the conveyor belt respectively; the two lines of rubber placing blocks are arranged in a one-to-one correspondence manner; and an arc-shaped through groove is formed in the upper surface of each rubber placing block. The movable clamping device is convenient in operation, the safety of the rollers waiting for paying-off is protected, continuous use of the rollers waiting for paying-off can be guaranteed, the using cost of the device is reduced, and the rollers waiting for paying-off can fall off extremely conveniently to guarantee that the following work of the device is not influenced.

The invention belongs to the technical field of cables, and particularly relates to a separation-type lightning protection cable. The separation-type lightning protection cable comprises electric units, an inner jacket, an armoring layer, an outer jacket and a grounding layer; the inner jacket sleeves outside a first protective layer, a second protective layer is arranged outside the inner jacket, the grounding layer is arranged outside the second protective layer, the armoring layer is arranged outside the grounding layer, and the outer jacket is arranged outside the armoring layer; the first / second protective layer is made of a mica tape; and the separation-type lightning protection cable is characterized in that a position fixing element is arranged in the first protective layer, the position fixing element has a plurality of storage holes which are not communicated with each other, the electric units are distributed in the storage holes, and each storage hole is only provided with one electric unit; each storage hole is provided with an opening which is arranged on the edge of the position fixing element, and the electric unit can stretch into the storage hole or be taken out from the storage hole through the opening; besides the opening position, the edge of the position fixing element is positioned on the same cylindrical surface. The separation-type lightning protection cable has the beneficial effects that simplicity in production is realized, the production speed is high, the resistance rate of the grounding layer is low and the maintenance cost is low; the electric power still can be normally transmitted when the cable is provided with high load or struck by the lightning.

The invention relates to a self-adaptive adjustable horizontal cloud platform, comprising a base, a top cover, a floating block, a bracket, a support shaft of the bracket, a rolling bearing, a cloud platform, and screws; the base is a cuboid cavity container with an open top, and the The top cover is located on the top of the base, a small opening is opened in the center of the top cover, and there is a protrusion at the middle position on both sides of the top cover, a circular hole is opened in the center of the protrusion, and the two rolling bearings are installed in the circular hole; Two identical floating blocks are connected at both ends of the bottom of the bracket, the top of the bracket passes through the small opening in the center of the top cover, and is fixed on the bottom of the platform by screws, and a small hole is arranged at the upper position in the middle of the bracket; The support shaft of the bracket passes through the small hole, and the two ends are inserted into the rolling bearings. Under the action of the opposite torque generated by the floating block, the present invention can automatically adjust the pan-tilt to the horizontal position, so that the operation of the equipment is not affected, and the overall size does not need to be too large, and the function of self-adaptive adjustment can be realized, which is easy to use and has good real-time performance .

The invention discloses a driving control circuit and industrial control equipment. The driving control circuit comprises a microprocessor, a signal retaining circuit and a relay driving module, and is characterized in that a control signal end of the microprocessor is connected with a signal input end of the signal retaining circuit, and a signal output end of the signal retaining circuit is connected with a driving trigger end of the relay driving module; the control signal end of the microprocessor outputs control level to the signal retaining circuit, and the signal retaining circuit outputs corresponding driving level to the driving trigger end of the relay driving module according to the received control level so as to trigger the relay driving module to open or disconnect driving output; the signal retaining circuit maintains the level state of the signal input end thereof to be unchanged when reset occurs in the microprocessor; and the microprocessor reads the level state of the control signal end thereof after resetting, and configures the control signal end to be level signals with the state being identical to the read level state to output. The technical scheme disclosed by the invention can ensure the operation reliability of a relay.

The invention belongs to the technical field of cables, and relates to a lightning protection photoelectric composite cable for a communication base station. The lightning protection photoelectric composite cable comprises a cable core, an inner sheath, an armor layer, an outer sheath, a grounding layer, a connecting rib, a suspension wire, a suspension wire protection layer and an optical unit. A first protection layer covers the cable core. The inner sheath covers the first protection layer in an extruding mode. A second protection layer covers the inner sheath. The grounding layer is located outside the second protection layer. The armor layer covers the grounding layer, and the outer sheath covers the armor layer in an extruding mode. The suspension wire protection layer covers the suspension wire, one end of the connecting rib is connected with the suspension wire protection layer, and the other end of the connecting rib is connected with the outer sheath. The lightning protection photoelectric composite cable is characterized in that the suspension wire is located outside the optical unit, the optical unit and the suspension wire are both located in the suspension wire protection layer, the suspension wire is composed of multiple reinforcing pieces, and the outer edges of all the reinforcing pieces are located on the same cylindrical surface. The lightning protection photoelectric composite cable has the following main advantages that manufacturing is easy, the production speed is high, electrical resistivity of the grounding layer is lower, maintenance cost is lower, and optical communication is not affected by lightning.

The embodiment of the present invention discloses an AI smart speaker, which includes a cylindrical shell with multiple through holes on the surface, multiple speakers are installed on the bottom inner wall of the shell, and a speaker connected to the shell is installed above the speaker. control element, and a diaphragm cover mechanism for removing sundries stuck in the through hole is installed between the speaker and the inner wall of the housing. The sundries on the cloth cover should be discharged so that the work of the speaker will not be affected. When it is implemented, only squeeze the clamping column on the cloth cover through the pressing bar to push out the sundries stuck in the through hole. If objects or drops of water enter the shell, the rotating guide ring can drive the push block to bring the debris into the guide block, so that the debris can flow out through the outlet hole, so that the components inside the speaker can be prevented from being affected by the debris when in use. , resulting in less clear sound transmission and so on.