38results about How to "Avoid crossing each other" patented technology

A waterproof slide fastener is provided. A pair of tapes has coupling elements attached thereto. A coating of polymeric material is provided on at least one surface of the tape and extends continuously therealong. The coating includes in cross-section a fin with a bulbous region. The coating is not extendable beyond the coupling elements when the slide fastener is in an open arrangement.

The invention relates to an extraction tower and a process for removing methanol from residual C4 of an etherification reaction. The extraction tower comprises a tower body which is internally provided with a plurality of supporting beams; each group of supporting beams corresponds to one layer of tower plate in parallel; a plurality of grooves are formed in each supporting beam at intervals; liquid flow holes communicated with the adjacent lower layer of tower plate are formed in the bottom surfaces of the grooves; each layer of tower plate is formed by splicing a plurality of secondary tower plate pieces; the supporting beams in each two adjacent groups are arranged in a staggered manner; a washing liquid inlet is formed in the upper part of the tower body and a C4 inlet is formed in the lower part of the tower body; a gas-phase outlet is formed in the tower top, and a liquid-phase outlet is formed in the tower bottom. Desalted water which is taken from the outside and has the temperature of 35-45 DEG C enters the tower body from the washing liquid inlet through a desalted water pump, residual C4 of the etherification reaction, which has the temperature of 35-45 DEG C, enters the tower body from the C4 inlet, and the flow ratio of the washing liquid to residual C4 of the etherification reaction is 1 to (20-25). Methanol in mixed C4 with the low methanol content can be removed and the content of methanol in processed mixed C4 is not more than 50ppm so that the consumption amount of a sulfuric acid catalyst in an isooctane device, the energy consumption of the device and the amount of waste acids can be reduced.

The invention discloses a cable bracket for a cable trench in electric power engineering, which comprises a cable bracket body, the outer side of the cable bracket body is clamped with a support plate through a mounting clamp, and one end of the support plate is connected with a pre-embedded bracket through a connecting rod. The inner side of the cable rack body is welded with a cable horizontal frame, the upper surface of the cable horizontal frame is covered with rubber cushions, the upper surface of the cable horizontal frame is provided with a second chute, and the front surface of the cable horizontal frame is provided with There is a first chute, and a moving slider is fixed inside the first chute by fixing bolts. In the present invention, the device is laid with a soft rubber pad on the upper surface of the cable truss, so that when the device supports the cable, it can effectively prevent the cable from being deformed and the cable sheath damaged due to long-term placement. A partition bar is arranged above the frame, so that the device can support multiple cables at the same time, and can prevent the cables from crossing each other.

A waterproof slide fastener is provided. A pair of tapes has coupling elements (220) attached thereto. A coating of polymeric material (242) is provided on at least one surface of the tape and extends continuously therealong. The coating includes in cross-section a fin (230) with a bulbous region (241). The coating is not extendable beyond the coupling elements when the slide fastener is in an open arrangement.

The invention discloses an automatic painting device for a wind power tower drum, and relates to the field of wind power generation equipment maintenance devices. The following solution aiming at solving the problems of high safety risk of operators and low operation efficiency in the existing manual maintenance of an outer wall protective paint of a wind power tower is provided, the automatic painting device comprises a first semi-ring and a second semi-ring, wherein the first semi-ring and the second semi-ring are both semicircular, fixing lugs are arranged at the two ends of the first semi-ring and the two ends of the second semi-ring correspondingly, paint spraying vehicles are arranged at the top ends of the first semi-ring and the second semi-ring correspondingly, each paint spraying vehicle comprises an installing plate, a motor, a spray gun, a paint box and an air pump, fixing bolts are arranged between every two adjacent fixing lugs, hoisting holes are formed between every two adjacent fixing lugs, and proximity switches are arranged at the tops of the two ends of the first semi-ring correspondingly. The automatic painting device is novel in structure, and effectively solves the problems of high safety risk of the operators and low operation efficiency in the existing manual maintenance of the outer wall protective paint of the wind power tower.

The invention discloses a multilevel cleaning device and a multilevel cleaning method for various waste plastics. The multilevel cleaning device comprises a belt conveyer, a crusher, a washing cage, a rinsing tank and a terminal dehydrator, which are connected sequentially, wherein a primary circulating water treating pond is arranged under the washing cage and is connected with the crusher and the feeding end of the washing cage by a primary water return pipe respectively, and a secondary circulating water treating pond is arranged under the terminal dehydrator and is connected with the rinsing tank by a secondary water return pipe; the multilevel cleaning method comprises the steps of crushing waste plastics, primarily cleaning the crushed waste plastics in the washing cage and separating from cleaning water, then feeding the cleaned waste plastics into the rinsing tank for further cleaning with fluid mediums, and finally, feeding the cleaned waste plastics into the terminal dehydrator for dehydration, wherein the primary circulating water treating pond recycles the cleaning water, and the secondary circulating water treating pond recycles the fluid mediums. The device and the method can separately manage the cleaning water or the fluid mediums in different treating levels, so that the fluid mediums and the cleaning water can be circulated conveniently.

The invention belongs to the technical field of pipes, in particular to an MPVC electric power pipe. The invention divides the inner cylindrical member and the outer cylindrical member into a plurality of computer accommodation chambers through two fixing plates and a plurality of movable plates, It not only meets the requirements of neatly laying cables and realizes the division of the internal space of power pipes, but also can separate the cables, avoid the cables crossing each other and winding together, avoid the wear between the cable protective jackets, and improve the toughness of thepower pipes. The surface of the clamping groove on the inner wall of the outer cylinder is smooth, which not only improves the rigidity of the cable body, but also achieves the protection effect of the cable and avoids the damage to the cable when the cable is pulled.

The invention discloses a three-section type vacuum sintering device. The three-section type vacuum sintering device comprises a sintering chamber, a feeding chamber and a discharging chamber, whereinthe sintering chamber is provided with first sealing doors; the feeding chamber is provided with a second sealing door, a first carrying mechanism is arranged in the feeding chamber, and after the feeding chamber communicates with the sintering chamber through butt joint of the second sealing door and the corresponding first sealing door, the first carrying mechanism carries materials in the feeding chamber into the sintering chamber; the discharging chamber is provided with a third sealing door and a gas cooling mechanism, a second carrying mechanism is arranged in the discharging chamber, and after the discharging chamber communicates with the sintering chamber through butt joint of the third sealing door and the corresponding first sealing door, the second carrying mechanism carries the materials in the sintering chamber into the discharging chamber; and the feeding chamber and the discharging chamber are provided with vacuum exhausting mechanisms respectively. The three-section type vacuum sintering device realizes ordered segmentation of three working procedures of pre-vacuumizing, vacuum heating and gas cooling treatment of the materials, avoids intersection of the treatmentworking procedures, and achieves the independence between processes.

The invention discloses a cable limiting device, which comprises brackets fixed on a steering handle or a vertical pipe of a frame. A cable board is arranged on the brackets. A plurality of placing holes for placing pipes and cables are formed on the cable board. Openings for arranging the pipes and the cables are formed on the placing holes, and have widths smaller than the diameters of the pipes and the cables. In addition, a limiting ring for preventing the pipes and the cables from being detached from the placing holes is connected to the brackets. The cable limiting device has long service life; and the pipes and the cables for a motorcycle are inserted into the placing holes of the cable board respectively, so the cable limiting device does not influence the rotating flexibility of the steering handle, avoids the pipes and the cables being crossed with one another, prevents abnormal noises produced by friction among the pipes and the cables, and ensures using effects.

The invention relates to the field of toys or stage equipment, and discloses a bubble machine. The bubble machine comprises a shell, a liquid storage device, an air cavity, a film-forming device, an air feeding device and a control device, wherein the liquid storage device is arranged at the front end of the shell and is used for accommodating bubble liquid, the air cavity is arranged in the rearportion of the liquid storage device and comprises an air inlet and a first air outlet; the film-forming device is arranged above the liquid storage device, and comprises a rotary center, a film-forming unit connected with the rotary center and a motor which drives the film-forming unit to rotate around the rotary center, and the motor drives the film-forming unit to rotate and pass through the bubble liquid and the first air outlet in the liquid storage device in sequence; the air feeding device is arranged in the shell and is used for supplying air flow between the air inlet and the first air outlet, and the control device is arranged at the top of the shell and is used for controlling the film-forming device and the air feeding device. Through the mutual cooperation of all the parts, bubbles are automatically and interruptedly generated. The bubble machine is simple in structure and convenient to use, and relieves the fatigue of manual bubble blowing. The control device is arrangedat the top of the shell, which makes it convenient for a user to control running of the bubble machine.

The invention discloses a coexistence method of systems, comprising the steps: a LET TDD system acquires the DUSP (downlink to uplink switching point) information of a TD-SCDMA system as well as the UDSP (uplink to downlink switching point) information of the TD-SCDMA system; the LTE TDD system aligns the UDSP of the system and the UDSP of the TD-SCDMA system, as well as the DUSP of the system with the DUSP of the TD-SCDMA system. The method moves the UDSP in the LET TDD system to a position aligned with the UDSP of the TD-SCDMA and then moves the DUSP in the LTE TDD system to a position aligned with the DUSP in the TD-SCDMA system, thus effectively solving the problem that the interference between systems is generated when two systems are in adjacent frequency and shared address and realizing the coexistence of systems.

The embodiment of the invention discloses a light-emitting device, which comprises a PCB (Printed Circuit Board) and a light-emitting element group on the PCB, and is characterized in that the light-emitting element group on the PCB is composed of at least two strings of light-emitting elements in configuration, wherein at least part of the light-emitting elements in continuous arrangement in each string comprise the light-emitting elements of two colors only; and among the at least part of the light-emitting elements in continuous arrangement in the string, at least one light-emitting element of a second color is arranged on each of two sides of at least one light-emitting element of a first color, the direction pointed by the anode connecting piece of each of the light-emitting elements of the same color towards the cathode connecting piece of the light-emitting element is consistent with the trend of the string, moreover, an arrangement wire for connecting the light-emitting elements of the first color in series is located at one side of the string, and the arrangement wire for connecting the light-emitting elements of the second color in series is located at the other side of the string. The invention provides the light-emitting device which is convenient to wire on the PCB.

The invention discloses a citric acid automatic-soaking cleaning and descaling device for a water ionizer. The citric acid automatic-soaking cleaning and descaling device comprises a shell, an electrolytic tank, an alkaline water outlet, an acidic water outlet, a filter element, filter element fixing frames, a tap water inlet, a citric acid container, a water pump, a first one-way valve, a secondone-way valve, a flowmeter and a water inlet solenoid valve. The shell is internally provided with the electrolytic tank, the filter element, the citric acid container and the water pump; one side ofthe electrolytic tank is connected with the alkaline water outlet, and the other side of the electrolytic tank is connected with the acidic water outlet; the filter element is fixed into the shell through the filter element fixing frames; the bottom of a water inlet of the filter element is connected with the tap water inlet through the water inlet solenoid valve; the citric acid container is connected with a water inlet of the water pump through a pipeline, and a water outlet of the water pump is connected with a water inlet of the electrolytic tank through the first one-way valve by the flowmeter; and a water outlet of the filter element is connected with the water inlet of the electrolytic tank through the second one-way valve by the flowmeter. The electrolytic tank and a water outlet pipeline of the water ionizer can be automatically soaked and flushed without manual operation, and thus the working efficiency of the whole device is greatly improved.

The invention discloses a fixed suspension type base plate for an LCD screen. The fixed suspension type base plate for the LCD screen comprises a base plate body and a clamping plate, wherein a shake-proof plate is arranged at the right side of the base plate body, and a dustproof film is mounted above the left side of the base plate body; a film winding shaft is mounted at the tail end of the dustproof film, and a shaft groove is formed under the film winding shaft; a wire outlet hole is formed below the base plate board, and a first screw is mounted at a diagonal top point of the left side of the base plate body; bottom plates are mounted at the left side of the base plate body and are fixed to the left side of the base plate body through second screws; rotating shaft connecting plates which are equipped with rotating shafts are arranged in the middle parts of the bottom plates; telescoping rods are connected to the rotating shaft connecting plates through the rotating shafts, and the telescoping rods are interconnected through the rotating shafts;; the right side of the clamping strip is connected to the left ends of the telescoping rods through rotary bolts, and the clamping strip is arranged into a clamping groove. The fixed suspension type base plate for the LCD screen is of a wall chest type structure through which the LCD screen can be protected in a plurality of directions; the base plate is parallel to the wall, so that the stability of the base plate is improved.

The present invention provides an antenna-built-in wireless temperature and humidity probe. The antenna-built-in wireless temperature and humidity probe comprises a housing, a main control board located in the shell and a power source for supplying power for the main control board; the main control board is provided with a temperature and humidity measuring circuit, a processing unit and a wireless transmission module; a wireless antenna is arranged in the shell; the wireless antenna is electrically connected with the wireless transmission module; and the wireless antenna comprises a bent antenna body. The wireless antenna comprises the bent antenna body, so that the overall length of the antenna body is large, and therefore, signals can effectively penetrate the housing of the container so as to be stably transmitted outwardly; and since the length of the wireless temperature and humidity probe of the present invention is small, and the wireless temperature and humidity probe is suitable for a variety of conditions.

The present invention relates specifically to a lifting and rotating platform system for a three-dimensional garage, which belongs to the technical field of three-dimensional parking garages. The mechanism includes a traction machine set in the center of the bottom of the garage shaft, a suspension cable driven by the traction machine, a counterweight, and a guide fixed pulley block that turns the suspension cable. One end of the suspension cable is connected to the lifting and rotating platform. It is fixedly connected, and the other end bypasses the guide fixed pulley block and the traction wheel of the traction machine and is fixedly connected with the bottom of the lifting and rotating platform. The invention uses a traction machine and a plurality of suspension steel cables to drive the entire lifting and rotating platform to move vertically, which can greatly improve the operating speed of the lifting and rotating platform, reduce the waiting time of users, and meet the needs of deeper three-dimensional garages. Use it to help expand the capacity of the garage, improve the utilization rate of the land, and save land resources.

The invention discloses a multifunctional schoolbag. The multifunctional schoolbag comprises a schoolbag body and schoolbag belts; the schoolbag belts are located on one side of the schoolbag body; a clapboard is arranged in the schoolbag body; the schoolbag body is divided into a plurality of spaces through the clapboard; a water bottle bag is arranged on one side of the schoolbag body; a pocket is arranged on one side of the schoolbag body; wheels are arranged below the schoolbag body; according to the novel schoolbag, the schoolbag is divided into a plurality of spaces through the clapboard, folding with each other of books is avoided, the wheels are arranged on the bottom end of the schoolbag body, pulling and transporting are convenient, the labor and the time cost is saved, the usage is easy and convenient, the schoolbag has good economic and social benefits, and the schoolbag is suitable for usage and popularization.

The invention belongs to the technical field of wind power generation assembly fault detection, and particularly relates to a wind power variable pitch system fault detection method for complex operation conditions. According to the method, mutual intersection of complex operation working conditions is effectively avoided, the operation state of the specific working conditions is better described, and the false alarm rate and the missing report rate in the fault detection process can be effectively reduced. Comprising the following steps: step 1, cleaning SCADA data of a wind turbine generator; step 2, wind turbine generator variable pitch system association feature selection; step 3, performing off-line modeling by using the normal behavior sample; step 4, determining an early warning threshold value through offline deviation distribution; 5, online evaluation is carried out through similar state difference measurement; and step 6, realizing anomaly identification according to a relationship between an online evaluation result and a threshold value.

The invention discloses an Internet of Things big data management method for an industrial park. The method comprises the following work operation processes: 1, establishment of a park integrated management module; 2, dividing a park integrated management module; 3, carrying out installation and experiments of related equipment according to the drawing, and ensuring normal operation of the equipment; and 4, performing permission division according to the management hierarchy. According to the method, the flow of creating the data index database is set, after authority verification, warehouse management personnel with the authority can input warehouse-in and warehouse-out update data of the warehouse, when verification is passed, the input warehouse-in and warehouse-out data can be transmitted to the index update data set for subsequent processing; and if errors occur in the data input process, the data is input wrongly, so that the verification operation cannot be passed, at the moment, the verification module can return the input data to the step of data input, the input mistakes are displayed, input personnel are reminded to correct the input data, and the correctness of updated data is ensured.

The present invention relates to a kind of process of demethanolization of C4 after ether. The extraction tower includes a tower body, and a plurality of supporting beams are arranged in the tower body, and each group of supporting beams is respectively arranged in parallel corresponding to each layer of trays; each of the A plurality of grooves are arranged at intervals on the support beam, and the bottom surface of each groove is provided with liquid flow holes connecting adjacent lower trays; each tray is spliced ​​by multiple sub-trays; The supporting beams in the supporting beams are arranged staggeredly; the washing liquid inlet is arranged at the upper part of the tower body, and the carbon four inlet is arranged at the lower part of the tower body; the gas phase outlet is arranged at the top of the tower, and the liquid phase outlet is arranged at the bottom of the tower. The desalted water at 35-45°C from the outside world enters the tower body from the washing liquid inlet through the desalinated water pump, and the C4 after ether enters the tower body from the C4 inlet at 35-45°C. The flow rate of the desalted water and the C4 after the ether The ratio is 1:20-25. It can remove methanol in mixed C4 with low methanol content, and the methanol content in the treated mixed C4 is not more than 50ppm, so as to reduce the consumption of sulfuric acid catalyst in the isooctane device, the energy consumption of the device and the amount of waste acid Purpose.

The utility model provides a driving wheel disk and a testing device. The driving wheel disk is used for fixing and bending submarine cables, comprises a base, a wheel disk module and a transmission module; the transmission module is fixed on the base, and the wheel disk module comprises a body and reinforcing ribs; the body is rotatably connected to the base, and is further connected with the transmission module; a race for accommodating the submarine cable is inwardly and concavely arranged at an outer periphery of the body; a first through hole and a second through hole are formed in two opposite surfaces of the body; and the reinforcing ribs are fixed on the two opposite surfaces of the body, are spirally arranged along a center of circle direction of the outer periphery of the body, and are used for winding the submarine cables penetrating through the first through hole and the second through hole. The driving wheel disk disclosed by the invention can effectively fix the submarinecables, thereby preventing the submarine cables from crossing.

The invention discloses a cable limiting device, which comprises brackets fixed on a steering handle or a vertical pipe of a frame. A cable board is arranged on the brackets. A plurality of placing holes for placing pipes and cables are formed on the cable board. Openings for arranging the pipes and the cables are formed on the placing holes, and have widths smaller than the diameters of the pipes and the cables. In addition, a limiting ring for preventing the pipes and the cables from being detached from the placing holes is connected to the brackets. The cable limiting device has long service life; and the pipes and the cables for a motorcycle are inserted into the placing holes of the cable board respectively, so the cable limiting device does not influence the rotating flexibility of the steering handle, avoids the pipes and the cables being crossed with one another, prevents abnormal noises produced by friction among the pipes and the cables, and ensures using effects.

The invention discloses a terminal wire connector for an electrical cabinet, and belongs to the technical field of route planning. The terminal wire connector comprises a base plate, a row of straightnotches are formed in the base plate, first wire dividing grooves, second wire dividing grooves and / or straight row grooves are formed in the two sides of each straight notch, a buckle plate is installed on each straight notch through bolts, and several terminals are slidably matched on the buckle plates; wires are connected to the terminals and guided out of the base plate through the wire dividing grooves, second limiting plates are buckled on the first wire dividing grooves, first limiting plates are buckled on the second wire dividing grooves, and third limiting plates are buckled on thestraight row grooves; the wires guided out by the first wire dividing grooves are fixed by a wire binding device. According to the terminal wire connector, by fixedly arranging wiring terminals whichare installed at different positions on the base plate respectively, the wiring accuracy and wire arrangement orderness of the electrical cabinet are improved.

The invention belongs to the technical field of pipes, in particular to an MPVC power pipe. The invention divides the inner cylindrical part and the outer cylindrical part into several computer storage rooms through two fixed plates and a plurality of movable plates in the middle, which not only meets the standard requirements for neat laying of cables, but also realizes the division of the internal space of the power pipe, thereby The cables can be placed separately to avoid crossing and entanglement of the cables, avoiding the abrasion between the cable protective sleeves, and improving the toughness of the power tube; the surface of the card groove on the inner wall of the outer cylinder is smooth, and the cable , not only to improve the rigidity of the body, but also to protect the cable, avoiding damage to the cable when pulling.

The embodiment of the present invention discloses a light-emitting device, which includes a PCB board and a light-emitting element group on the PCB. The at least part of the light-emitting elements arranged continuously in the string only include light-emitting elements of two colors; in the at least part of the light-emitting elements arranged continuously in the string, at least one light-emitting element of the first color is arranged on both sides of at least A light-emitting element of a second color, wherein the positive terminal of each light-emitting element in the light-emitting elements of the same color points to the negative terminal of the light-emitting element in a direction consistent with a direction of the string, and the light-emitting elements of the first color are connected in series The wiring for connecting the light-emitting elements of the second color in series is on one side of the string, and the wiring for connecting the light-emitting elements of the second color in series is on the other side of the string. The invention provides a light emitting device which is conveniently wired on a PCB board.

The invention discloses an energy-saving stainless steel wire heater based on hot air circulation. The energy-saving stainless steel wire heater comprises a base, a heating box body, a heating cavity, a door body and a driving motor, wherein the heating box body is fixed to the top end of the base; and transmission mechanisms are fixed to two sides of the heating box body at the top end of the base. According to the energy-saving stainless steel wire heater, by rotating rotating handles, the rotating handles can drive corresponding adjusting rods to rotate in adjusting grooves; under the meshing action of threads, the adjusting rods can drive corresponding clamping bases to move up and down through limiting plates, the clamping bases are adjusted to the proper height, and wire bodies are moved into conveying grooves from the top ends of the clamping bases; under the elastic action of pressing springs, movable plates can push corresponding clamping plates to move to the top ends of the wire bodies; and under the clamping action of the clamping plates and the clamping bases, the wire bodies are prevented from being intersected with one another, the wire bodies are moved into the conveying grooves side by side, and the function that the heater is convenient to clamp is achieved, therefore, the working efficiency of the heater in the using process is improved.

The invention discloses an LED billboard being convenient to combine. The LED billboard comprises a pedestal and a second screw post. Triangular racks are arranged at two sides of the pedestal; a concave baffle is installed at the outer side of the top of the pedestal; and a pedestal cabinet door is installed at the rear of the pedestal and is connected with the pedestal by a first hinge at the right side. Through holes are formed in the middle of the top of the pedestal; a box body is installed in the front of the top of the pedestal; and a soft cotton pad is arranged inside the box body. A box body cabinet door is arranged at the right side of the box body; a cabinet door through hole handle is arranged at the outer side of the box body cabinet door; and the box body cabinet door is connected with a box body by a second hinge. An LED display screen is installed inside the box body; a box body through hole handle is arranged at the right side at the rear of the box body; and a box body threaded hole is formed at the rear of the box body. According to the LED billboard provided by the invention, with the triangular racks, the two sides of the pedestal are supported stably and thusone-sided inclination or even falling down is prevented, so that high stability of the pedestal is guaranteed.

A driving wheel and testing device for fixing and bending submarine cables, including a base, a wheel assembly and a transmission assembly, the transmission assembly is fixed on the base, the wheel assembly includes a body and a reinforcing rib, the The body is rotatably connected to the base, and the body is also connected to the transmission assembly. The outer circumference of the body is concavely provided with wheel grooves for accommodating submarine cables. The opposite sides of the body are respectively provided with first A through hole and a second through hole, the reinforcing ribs are fixed on the opposite sides of the body, the reinforcing ribs are arranged spirally along the outer circumference of the body to the center of the circle, and the reinforcing ribs are used to wind from the first through hole The submarine cable passing through the hole and the second through hole. The active roulette can effectively fix the submarine cables and prevent the submarine cables from intersecting each other.