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40results about How to "Damaged" patented technology

Battery voltage indication and protection circuit

An embodiment of the invention discloses a battery voltage indication and protection circuit. The battery voltage indication and protection circuit includes triodes Q1 and Q2, a voltage-regulator tube ZD1, a diode D2, a relay K, a battery pack BT, display lamps LED1 and LED2, and resistors R1, R2, R3 and R4; a base electrode of Q1 is connected with one end of R1 and a positive electrode of ZD1; a collector electrode of Q1 is connected with a negative electrode of LED1; an emitting electrode of Q1 is connected with one end of R2 and one end of R3; a base electrode of Q2 is connected with the other end of R3; a collector electrode of Q2 is connected with a positive electrode of D1, a fourth pin of K and one end of R4; an emitting electrode of Q2 is connected with a negative electrode of BT, the other end of R1, the other end of R2, a negative electrode of LED2 and one end of a load light source drive circuit; a negative electrode of ZD1 is connected with a positive electrode of BT, a positive electrode of LED1, a negative electrode of D1, a first pin of K and a second pin of K, and a third pin of K is connected with the other end of the load light source drive circuit; and a positive electrode of LED2 is connected with the other end of R4. The battery voltage indication and protection circuit in the embodiment of the invention has the advantages of simple structure, convenient control and low cost.
Owner:OCEANKING DONGGUAN LIGHTING TECH +2

Friction type torque limiting clutch

The invention discloses a friction type torque limiting clutch which comprises a driven shaft interface, a shell, a driving shaft interface and a friction sheet combination, wherein the friction sheet combination is composed of an outer friction sheet and an inner friction sheet; the driven shaft interface is connected at the front end of the shell; the driven shaft interface is arranged inside the shell; the rear end of the shell is connected with a spring base which is sleeved on the driving shaft interface; spring holes are uniformly distributed on the spring base along the circumference; a spiral spring and a cushion block are arranged in each spring hole; one end of the spiral spring props against the cushion block; the other end of the spiral spring stretches outside the spring hole to prop against a pressing ring; a screw hole corresponding to each spring hole is arranged on the rear side plane of the spring base; an adjusting screw is arranged in the screw hole; the adjusting screw props against the cushion block; a locking nut is arranged on the adjusting screw; the front end of the driving shaft interface is connected with an end shaft; the front end of the end shaft is inserted into the hole of the driven shaft interface; and the end shaft is in clearance fit with the hole of the driven shaft interface. The adjusting screw can be adjusted by only using an ordinary small torque winch, so that the on-line adjustment is carried out on a production line conveniently.
Owner:CRRC CHANGZHOU TECH MARK IND CO LTD +1

Data line having moistureproof function

The invention discloses a data line having the moistureproof function. The data line comprises a USB interface, a Micro interface and a line body, wherein an outer surface layer of the line body is provided with a shielding layer, an outer surface layer of the shielding layer is provided with a Kevlar fiber layer, an outer surface layer of the Kevlar fiber layer is provided with a protection layer, an outer surface layer of the protection layer is provided with a crosslinked polyethylene layer, an outer side of the line body is provided with a setting line, one end of the line body is providedwith a Velcro, two ends of the line body are connected with the USB interface and the Micro interface, connection portions of the line body and the USB interface and the Micro interface are providedwith rubber protection blocks, a bottom portion of the USB interface is connected with a U disc through a rotation shaft, one side of the USB interface is provided with an LED lamp, the other side ofthe USB interface is provided with a switch button, and the switch button is electrically connected with the LED lamp. The data line is advantaged in that the data line is ingenious in design, is convenient and practical, employs Kevlar fiber and three-resisting glue materials, has quite strong tear resistance, is not easily damaged and has long service life.
Owner:JIANGSU JINZHIKU ELECTRONICS TECH CO LTD

Self-adaptation packaging box for logistics unmanned aerial vehicle

InactiveCN109625533AImprove the adaptability of the delivery work environmentImprove adaptabilityContainers to prevent mechanical damageRigid containersStress distributionLogistics management
The invention discloses a self-adaptation packaging box for a logistics unmanned aerial vehicle, and belongs to the technical field of logistics packaging. The problems existing during unmanned aerialvehicle goods delivery is solved. The self-adaptation packaging box comprises a square box body provided with a side opening door, and the side opening door and the box body are locked through an electromagnetic lock. Carbon fiber plates are adopted in the side opening door and the box body. An air bag set is arranged in the box body, the buffering and fixing functions can be achieved, and the capability of shape adaptation is high. Polyamide fiber materials are adopted in the air bag set, the materials are low in density and initial modulus, the pressure can be better distributed to the large area through fabric, so that stress distribution is reduced, the buffering performance is good, and multi-time impacts can be resisted. The air bag set is provided with an air nozzle, and the air nozzle stretches to the outer side of the box body and is fixedly connected with the box body, and the inflation and deflation operation in the door closing state is facilitated. A connecting plate is arranged above the box body, and the box body is connected with the connecting plate through pins. The self-adaptation packaging box is used for goods delivery through the unmanned aerial vehicle.
Owner:HARBIN UNIV OF COMMERCE

Waterproof solid wood floor

The invention provides a waterproof solid wood floor. The waterproof solid wood floor comprises a solid wood base plate. The waterproof solid wood floor is characterized in that the solid wood base plate is equipped with a plastic side frame which is equipped with a closed bottom plate; supporting parts are arranged on the bottom surface of the closed bottom plate of the plastic side frame; tooth-based connecting buckles are arranged on the outer side surface of the plastic side frame in the length direction and the outer side surface of the plastic side frame in the width direction; tooth-based connecting grooves are correspondingly arranged on the other outer side surface of the plastic side frame in the length direction and the other outer side surface of the plastic side frame in the width direction; the plastic supporting parts are the plastic supporting columns which are uniformly distributed; heat preserving materials fill clearances of the plastic supporting columns; the tooth-based connecting buckles are elastic inserting teeth which are composed of two symmetric wedge-shaped inserting teeth with bumping shoulders; the tooth-based connecting grooves are T-shaped and are parallel to the ground; a wearable layer is thermally pressed on the upper surface of a waterproof layer, wherein the waterproof layer is prepared from melamine resin wood grain impregnated paper; the wearable layer is an aluminum oxide wearable layer.
Owner:SHANGHAI JUNXIONG INVESTMENT

Novel electric leakage protection socket

The invention discloses a novel electric leakage protection socket, which is characterized in that: input ends of a live wire and a zero line of a power supply are respectively extended with a right-angled triangular point discharge metal sheet used for discharge; and points of the two metal sheets are oppositely arranged and spaced at a certain interval. In a concrete embodiment of the invention,power input connection pieces connected with input metal sheets of the live wire and the zero line of the power supply and input terminal screws of the live wire and the zero line of the power supplyare respectively extended with a point discharge metal sheet for discharge, and points of the two metal sheets are oppositely arranged and spaced at a certain interval. The live wire of the power input end of the electric leakage protection socket is also connected with the zero line at the power input end through a tripping coil and a voltage dependent resistor. The novel electric leakage protection socket can prevent thunder and lightening and the damage caused by high transient voltage due to other causes, and also prevent loads connected with the electric leakage protection socket, namelyhousehold appliances such as refrigerators, color TVs, air conditioners and the like from being stricken by high voltage.
Owner:黄华道

Production process for silicone pad

The invention relates to the technical field of silicone pad production, in particular to a production process for a silicone pad. The production process comprises a cloth layer, a first silicone layer and a second silicone layer, wherein the first silicone layer and the second silicone layer are correspondingly arranged on the back side and the front side of the cloth layer. The production process comprises the following steps of firstly, primary hot pressing, secondly, scrap edge punching, thirdly, secondary hot pressing and fourthly, material taking. In the step of secondary hot pressing, grooves of a lower die plate can be sucked by silicone on the back side in the hot pressing process, the semi-finished silicone pad cannot move, the precision is made to be higher when the second silicone layer is hot-pressed, the flatness is optimum, and the edge of the semi-finished silicone pad is soft and not likely to be worn and damaged. The production process is simple, reasonable and environmentally-friendly, and the silicone has softness, is non-toxic, tasteless, resistant to strong acid and strong alkali and resistant to high temperature and is the best material for the production of pads, and the produced silicone pad is good in elasticity, good in hand feeling, optimum in flatness, not likely to be bent and deformed and not likely to be damaged and is popular among existing public customers.
Owner:东莞市英尚硅胶制品有限公司

Router wire-wrapping board with wiring protection function

The invention relates to a router wire-wrapping board with a wiring protection function. The wire-wrapping board is arranged on one side, with wiring jacks, of a router; a plurality of circular wire-passing holes, which are in one to one correspondence with the wiring jacks, are formed in the wire-wrapping board; a plurality of semicircular grooves are also formed in the top end of the wire-wrapping board; a plurality of plastic strips are arranged on one side, deviating from the router, of the wire-wrapping board; one end of each plastic strip is fixed on the wire-wrapping board; and in addition, the other end of each wire-wrapping board is detachably connected with the wire-wrapping board. By adoption of the router wire-wrapping board, the wire-wrapping board is set, and the wire-wrapping board has a quite independent base; the base can be stored separately from the router when the base is not needed while the base can be placed on one side of the router when the base is needed quite conveniently, so that wire cables can be accommodated effectively, and problems caused by over-disordered wire cables can be prevented; and meanwhile, by additionally providing the wiring protection function, the router wire-wrapping board has a wider application range.
Owner:CHENGDU LYUDI TECH

Ceramic valve element

The invention relates to the field of ceramic valve elements, in particular to a ceramic valve element. The ceramic valve element comprises a sleeve and a valve element body, wherein the top of the sleeve is integrally connected with a horizontally-arranged top plate, the top of the top plate is connected with a fixing base, the top of the fixing base is integrally connected with a mounting sleeve, a rotating column is vertically and rotationally mounted at the top end of the mounting sleeve, the top of the rotating column is integrally connected with a handle mounting rod, and the bottom of the rotating column extends into the sleeve to be connected with the valve element body. The whole valve element has the advantages of being anti-blocking and anti-freezing, and being easy to disassemble and maintain, so that the whole valve element is long in service life and is seldom damaged, and meanwhile, the safety of follow-up water using instruments of a water valve can be guaranteed. The use adaptability is high, the use range is wide, the maintenance is simple and fast, and the use cost is low. The valve element cannot be frozen, then a valve handle is difficult to damage, thus the consumption of the handle can be reduced, the impurity removing and cleaning capacity is also realized, and therefore, the whole valve element can have relatively high safety and relatively long servicelife.
Owner:周祎航

Bubble interference preventing method of photoelectric direct-reading water meter

The invention discloses a bubble interference preventing method of a photoelectric direct-reading water meter. The bubble interference preventing method includes the steps that all photoelectric tubes in the water meter are pre-detected through a procedure when a system reads data, and if all the photoelectric tubes are detected to be normal, the detected values of luminous tubes and the detected values of receiving tubes are contingently saved; according to the detected values of the luminous tubes and the detected values of the receiving tubes, an intermediate value is obtained in the mode that the received minimum value is subtracted from the received maximum value, and the result is divided by 2; the intermediate value is contingently saved to serve as a deviation value to be used; the value of the position of a present character wheel is read through the procedure, the value is compared with the intermediate value, the compare value is substituted into a table lookup function to obtain the current position of the character wheel, and accurate data is computed to be returned the system. It is guaranteed that the water meter can also automatically adjust and judge the electrical level deviation under interference of cloudy water sources and bubbles, the accuracy of data is guaranteed accordingly, the interference influence of the bubbles on light ray conduction is completely solved, and the possibility of erroneous judgment of photoelectric reading is completely eliminated.
Owner:NINGBO KEYTURE TECH CO LTD

Explosive-handling vehicle for community

The present invention relates to the field of explosive-handling vehicles, in particular to an explosive-handling vehicle for a community. The explosive-handling vehicle comprises a vehicle body, a mounting box, an explosive-handling mechanism, a metal column and a pressure reducing mechanism; the mounting box is fixedly installed on a loading plate of the vehicle body; the explosive-handling mechanism is installed in the mounting box; the explosive-handling mechanism comprises an explosion-proof tank, a memory metal ring, and a reinforcing tube; the explosion-proof tank is fixedly installed in the mounting box; a material inlet is formed in a part, corresponding to an opening of the mounting box, of the explosion-proof tank; the memory metal ring is fixedly connected to the middle of theexplosion-proof tank in a sleeving manner; the reinforcing tube is fixedly embedded in the outer wall of the explosion-proof tank; the explosive-handling mechanism further comprises a diamond-shaped metal mesh and a backing plate; the diamond-shaped metal mesh is embedded on the inner wall of the explosion-proof tank; the backing plate is fixedly mounted to the bottom of the explosion-proof tank;and the metal column is inserted into a sliding through cavity formed in the top of the mounting box and is connected with the sliding through cavity in a sliding manner. The explosive-handling vehicle has the advantage of reducing explosive impulse.
Owner:王浩

A circuit for photoelectric direct reading water meter to prevent bubble interference

The invention discloses a photoelectric direct-reading water meter anti-bubble interference circuit; when the system needs to read the data, a single chip can detect all photoelectric tubes in all photoelectric tube modules of the water meter in advance; if all photoelectric tubes are normal, detected luminous tube values and receiver tube values are temporarily stored; according to the detected luminous tube values and receiver tube values, the received maximum value subtracts the received minimum value, and divides by 2 so as to obtain an intermediate value; the intermediate value is temporarily stored to serve as a bias value; the single chip reads the value of the present print wheel position, compares the read value with the intermediate value, and enters a table function according to the compared value so as to obtain the present print wheel position; the calculated accurate data is returned to the single chip, and transferred back to the system through a communication processing module, thus ensuring the water meter to automatically regulate and determine level deviation under bubble interference, ensuring data accuracy, solving bubble interference influence against light conduction, and removing photoelectric reading misjudgement possibility.
Owner:NINGBO KEYTURE TECH CO LTD

Hangar electric door system and driving method thereof

The invention discloses a hangar electric door system and a driving method thereof. The hangar electric door system comprises a door panel and a rail, wherein a box body is arranged at the bottom of the door panel, and a wheel axle is fixedly arranged on the box body. The wheel axle is provided with a rail wheel in a rotating mode, and the hangar electric door system further comprises a motor, a transmission wheel and a clutch wheel, wherein the transmission wheel is mounted on the wheel axle in a rotating mode, and the wheel axle is sleeved with the clutch wheel to realize circumferential rotation and axial movement relative to the wheel axle; the motor drives the transmission wheel to rotate repeatedly through a transmission mechanism; clutch pins parallel to the wheel axle are installedon the clutch wheel, and clutch holes matched with the clutch pins are formed in the transmission wheel and the rail wheel; and the hangar electric door system further includes a clutch driving mechanism for driving the clutch pins into and out of the clutch holes to realize power clutch between the transmission wheel and the rail wheel. The hangar electric door system is provided with a clutch mechanism, the clutch mechanism can be used for disconnecting the power transmission after the motor or an electrical system fails, and the hangar gate can be operated in a manual mode without waitingfor the motor failure being eliminated.
Owner:烟台市飞龙钢结构工程有限公司

Production process of silicone pad

The invention relates to the technical field of silicone pad production, in particular to a production process for a silicone pad. The production process comprises a cloth layer, a first silicone layer and a second silicone layer, wherein the first silicone layer and the second silicone layer are correspondingly arranged on the back side and the front side of the cloth layer. The production process comprises the following steps of firstly, primary hot pressing, secondly, scrap edge punching, thirdly, secondary hot pressing and fourthly, material taking. In the step of secondary hot pressing, grooves of a lower die plate can be sucked by silicone on the back side in the hot pressing process, the semi-finished silicone pad cannot move, the precision is made to be higher when the second silicone layer is hot-pressed, the flatness is optimum, and the edge of the semi-finished silicone pad is soft and not likely to be worn and damaged. The production process is simple, reasonable and environmentally-friendly, and the silicone has softness, is non-toxic, tasteless, resistant to strong acid and strong alkali and resistant to high temperature and is the best material for the production of pads, and the produced silicone pad is good in elasticity, good in hand feeling, optimum in flatness, not likely to be bent and deformed and not likely to be damaged and is popular among existing public customers.
Owner:东莞市英尚硅胶制品有限公司

Service-resistant corrosion-resistant material for offshore floating platform

The invention discloses a service-resistant corrosion-resistant material for an offshore floating platform. The service-resistant corrosion-resistant material for the offshore floating platform comprises the floating platform, a connecting panel is arranged at the lower end of the floating platform, and a threaded fixing hole is fixedly formed in the outer portion of the connecting panel in a penetrating mode. The service-resistant corrosion-resistant material for the offshore floating platform has the beneficial effects that the floating platform island reef construction structure material and the like have ultrahigh strength, ultrahigh toughness and ultrahigh corrosion resistance, the floating platform is not prone to damage when the floating platform island reef construction structure material is used for building construction at the upper end of the floating platform, the floating platform surface material has the fireproof, waterproof and ultraviolet-proof functions, is resistant to fungal erosion, is used for greatly improving the structural strength, durability, constructability, production efficiency and other comprehensive performance of prefabricated building parts and has a trans-age significance, meanwhile, floating platform upper end equipment is durable and resistant to aging and acid in material and capable of being placed in seawater for 70 years without decaying; the floating platform is not prone to deformation and hardness degradation when floating on water throughout the year, the safety of the floating platform is enhanced, and the service life of the floating platform is prolonged.
Owner:史琼

Test tube placement rack with lifting structure for medical equipment

The invention discloses a test tube placement rack with a lifting structure for medical equipment, which comprises a base and a placement rack body. A console is arranged at the middle end of the right side of the base, armrest frames are installed on the two sides of the base, sponge layers are arranged in the middles of the top ends of the armrest frames, and bolts are arranged on the two sidesof the bottoms of the armrest frames; nuts are attached to the middle ends of the bolts, telescopic rods are fixed to the two sides of the upper portion of the top of the base, and rotating shafts areconnected to the side edges of the telescopic rods. The test tube placement rack with the lifting structure for the medical equipment is provided with the base and the flexible pad, the base and theflexible pad are fixedly connected, so that the working strength is easier, meanwhile, the damage degree of test tubes is reduced, the connecting strength is high, the stability of the test tubes on the support frame is guaranteed, and the base is vertical along the flexible pad; and the flexible pad has pressure resistance, so that the base can be well stressed, the stability of the gravity center of the whole equipment can be effectively ensured, and the contact surface is not easy to damage.
Owner:杭州华慧医药科技有限公司

A Method for Preventing Air Bubble Interference in Photoelectric Direct Reading Water Meter

The invention discloses a bubble interference preventing method of a photoelectric direct-reading water meter. The bubble interference preventing method includes the steps that all photoelectric tubes in the water meter are pre-detected through a procedure when a system reads data, and if all the photoelectric tubes are detected to be normal, the detected values of luminous tubes and the detected values of receiving tubes are contingently saved; according to the detected values of the luminous tubes and the detected values of the receiving tubes, an intermediate value is obtained in the mode that the received minimum value is subtracted from the received maximum value, and the result is divided by 2; the intermediate value is contingently saved to serve as a deviation value to be used; the value of the position of a present character wheel is read through the procedure, the value is compared with the intermediate value, the compare value is substituted into a table lookup function to obtain the current position of the character wheel, and accurate data is computed to be returned the system. It is guaranteed that the water meter can also automatically adjust and judge the electrical level deviation under interference of cloudy water sources and bubbles, the accuracy of data is guaranteed accordingly, the interference influence of the bubbles on light ray conduction is completely solved, and the possibility of erroneous judgment of photoelectric reading is completely eliminated.
Owner:NINGBO KEYTURE TECH CO LTD
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