319results about How to "Reduce installation costs" patented technology

The invention belongs to the technical field of numerical control machine tool spindles, and discloses a worm grinding wheel gear grinding machine spindle online dynamic balance method and device, and the method comprises the steps: S1, building a worm grinding wheel gear grinding machine spindle motion model; s2, designing a built-in dynamic balance device of the grinding wheel spindle; s3, acquiring vibration data of the main shaft in a running state in real time; s4, the unbalance amount is calculated, and the dynamic balance device is adjusted; and S5, vibration data are repeatedly obtained and adjusted until the radial runout of the main shaft is lower than a set threshold value. The method can effectively reduce the vibration of the main shaft and improve the rotation precision by acquiring the vibration data of the main shaft in real time and adjusting the built-in device. The device comprises a shaft core, a balance tile, a driving motor and an adjusting assembly. The driving motor transmits torque to the balance tile through the adjusting assembly, and the relative position adjustment of the balance tile relative to the radial direction of the shaft core is achieved. The device is simple in structure and convenient to install, high-precision real-time dynamic balance is achieved through cooperation of the built-in balance tile, the adjusting assembly and the like, and the system reliability is improved.

The invention relates to the technical field of gas meters, in particular to an ultrasonic gas meter which comprises a shell, an ultrasonic pipe, an ultrasonic receiver, a reading module, a gas outlet pipe and a gas inlet pipe. The shell is installed on a wall, the ultrasonic pipe is transversely installed in the shell, the ultrasonic receivers are symmetrically installed on the two sides of the ultrasonic pipe, the reading module is installed at the front end of the shell, and the air outlet pipe and the air inlet pipe are symmetrically installed on the two sides of the top of the shell. The transmission mechanism and the adjusting mechanism are both installed on the inner wall of the upper cavity of the shell, and the transmission mechanism is connected with the adjusting mechanism through a clamping ring. The transmission mechanism drives the half gear to rotate through the motor, the half gear can drive the eccentric gear to rotate, due to the fact that the number of teeth of the half gear is half of that of the eccentric gear, the half gear rotates one circle to drive the eccentric gear to rotate a half circle, and the adjusting mechanism is opened to adjust the gas flow speed after the eccentric gear rotates a half circle.

The utility model relates to cable connection protection technical field discloses a sheath pipe structure for two cable joints, including upper casing, the outer wall fixed connection of upper casing has the connecting barrel, the inner wall rotationally connected with press column of connecting barrel, the lower surface fixed connection of press column has rotary column, the inside fixed connection of rotary column has the card post, the outer wall sliding connection of card post has the limit block, the outer wall fixed connection of limit block has lower casing, the inner wall fixed connection of connecting barrel has the limit piece, the outer wall sliding connection of rotary column has the spring. In the utility model, through the mutual cooperation between upper casing, connecting barrel, press column, rotary column, card post, limit block, limit piece, spring and lower casing, can greatly promote installation and maintenance efficiency, significantly reduce construction time and manpower cost, can simplify operation procedure simultaneously, reduce the dependence on professional tool and complex skill, reduce installation error risk.

The utility model relates to traffic detection technical field in intelligent traffic system especially, more particularly to a kind of traffic detection device based on millimeter wave radar, comprising: the picture acquisition mechanism of being set to device front end;First trigger radar and picture acquisition mechanism are sequentially arranged, detect vehicle entry condition;Second trigger radar and first trigger radar are sequentially arranged, confirm vehicle existence state;Transaction identification antenna is set after second trigger radar;Third trigger radar and transaction identification antenna are installed in same position, identify vehicle transaction success and send signal;Flow radar and third trigger radar are sequentially arranged;Gate lever and third trigger radar are communicatively connected, perform lifting action;Anti-smashing radar and gate lever are set in same position, detect vehicle after passing through and carry out relay attraction to complete gate lever pole falling action;Display is set in whole device end. The utility model greatly reduces installation complexity and long-term maintenance cost, and improves the comprehensive detection capability of the system.

The utility model provides a kind of aeration pipe for compost, mainly relates to aeration equipment technical field.A kind of aeration pipe for compost, including aeration pipe, the both ends of the aeration pipe are respectively screwed with quick connector, the top surface of the aeration pipe is equipped with several evenly distributed aeration holes, and the section of the aeration pipe is regular hexagon structure.The utility model has the beneficial effect that: aeration pipe adopts regular hexagon section design, can be stably placed on ground when installing, avoid the deviation of aeration hole caused by rolling, ensure that gas is evenly discharged;Evenly distributed aeration hole makes the gas distribution of compost area more balanced, effectively improves oxygen supply efficiency, promotes the uniformity and efficiency of compost fermentation process, provides stable environment for microbial activity.

This utility model discloses a windproof backflow prevention structure for cooling tower louvers. It relates to the field of cooling tower louver accessories and includes: an external window frame, an anti-blowing mechanism, and an anti-detachment mechanism. The external window frame has an installation frame at its rear end and a side frame on its side. A limiting shaft is vertically installed inside the side frame, and a slider is sleeved on the outside of the limiting shaft. A return spring is sleeved on the outside of the slider, and a rack is installed on the outside of the slider. The anti-blowing mechanism prevents wind from directly impacting the surface of the external window frame, and the anti-detachment mechanism prevents the external window frame and installation frame from falling off. This windproof backflow prevention structure for cooling tower louvers, by rotating the external wind shield to change its angle, blocks wind from directly impacting the external window frame, reduces the impact of wind on the interior of the cooling tower, ensures stable airflow inside the cooling tower, maintains cooling efficiency, and requires no manual intervention.

The utility model relates to a one -piece board connection technical field, and disclose a kind of quick installation's mold protection one -piece board connecting piece, including plate body assembly, concrete component and connecting body assembly, concrete component is installed in the side of plate body assembly, connecting body assembly is respectively sleeved in the inside of plate body assembly and concrete component;It is favorable to prevent fire spread effectively through fireproof layer and outside reinforcing layer in plate body assembly, improve mold protection one -piece board strength and stiffness, avoid the crack of plate body, improve the safety, durability and permeability resistance of building;It is favorable to be directly together with concrete structure and pour in construction process, without additional formwork removal step, to significantly improve construction efficiency, and connecting piece can ensure mold protection one -piece board and the firm connection of the concrete wall body that pours, improve the safety and stability of structure, reduce installation cost and guarantee building safety.

The utility model discloses a tool box cover installation structure, tool box cover body and electric motor car relates to electric motor car technical field, and tool box cover installation structure includes screw joint structure, and one end of screw joint structure tool box cover is connected with the inside of tool box cover body through screw joint structure, and the other end of tool box cover is connected with the inside of tool box cover body through the combination structure of setting up the combination structure of screw joint structure and card joint structure, has reduced the bolt fixed point, has reduced the installation cost of tool box cover, and the cost of tool box cover body and electric motor car can further reduce, has the effect of reducing cost and increasing benefit.

The utility model discloses building wall structure of reducing engineering cost belongs to building wall field. Building wall structure of reducing engineering cost, include: wall body still include: a plurality of slot, open in wall body's lower extreme, bottom plate, set up wall body's downside, a plurality of limit tube, fixedly set up on bottom plate, with slot correspond, the utility model discloses need not when installing wall body to correct hole to each reinforcing bar, can reduce manpower input to a certain extent, and then effectively reduce installation cost.

The application discloses a shear connector, a steel-concrete composite beam containing the shear connector and a construction method of the steel-concrete composite beam. The shear connector comprises an inverted truncated cone type cylinder (7), a stiffener, a cover plate, a penetrating steel bar (8) and a high-strength bolt (21); the stiffener comprises an integrally formed stiffener bottom plate (13) and a stiffener side plate (14), the size of the stiffener bottom plate is consistent with the size of the lower opening of the cylinder, and the stiffener bottom plate is attached to the lower opening of the cylinder; the stiffener bottom plate is provided with a second connecting hole for connecting the high-strength bolt; the stiffener side plate is arranged around the stiffener bottom plate and is attached to the inner wall of the cylinder; the height of the stiffener side plate is lower than that of the first connecting hole; the cover plate covers the upper opening of the cylinder; the penetrating steel bar transversely passes through the cylinder through the first connecting hole and leaves a connecting section on each side of the cylinder; and the high-strength bolt connects the stiffener bottom plate through the second connecting hole. The application realizes the disassembly and replacement of each component of the shear connector and the prefabricated bridge deck; and the structure form and stress performance of the shear connector are optimized.

The application discloses a pipeline displacement detection device and a use method thereof and belongs to the technical field of pipeline detection. The pipeline displacement detection device comprises a U-shaped mounting plate and further comprises a first ball seat rotatably arranged on the inner side of the U-shaped mounting plate through a first pin shaft, a second ball seat rotatably arranged on the inner side of the first ball seat through a second pin shaft, a first detection assembly arranged on the U-shaped mounting plate, a second detection assembly arranged on the first ball seat, and a connecting part connected with the second ball seat at one end and provided with a clamping part for clamping a pipeline body at the other end. The pipeline three-dimensional displacement is mechanically decoupled through two-stage orthogonal ball hinges and an axial sliding rod, and precise measurement is realized in cooperation with a gradient slope and a laser sensor. The installation adaptability is improved through a telescopic adjusting pipe and a universal ball. Length rigid locking is realized through a clamping trigger automatic locking structure, and the pipeline displacement detection device is suitable for long-term online monitoring in a harsh industrial environment.

The invention is suitable for the technical field of edge computing, and relates to an AC charging pile fault diagnosis method and system based on edge computing, and the method comprises the steps: a transformer area fusion terminal collects the total power of a transformer area and the charging characteristic power of a charging pile through HPLC communication; the power and current of the charging pile during charging, and the residual current and short-circuit characteristic current detected by the residual current protector are measured through the intelligent electric meter. Based on the matching relationship between the total power change of the transformer area and the charging characteristic power, establishing the mapping relationship between the intelligent electric meter and the corresponding AC charging pile; whether the alternating current charging pile breaks down or not is judged by combining sequential logic of the total power change, the residual current change, the short-circuit characteristic current change and the power change of the intelligent electric meter, and the fault type is determined; and after the fault is determined, the transformer area fusion terminal reports the fault information to the system master station through the communication network. According to the method, additional hardware facilities do not need to be added, the real-time performance, the accuracy and the safety of fault diagnosis of the alternating current charging pile are high, and the cost is low.

This utility model relates to the field of automation equipment technology and discloses a highly adaptable transmission slide module. A second base is slidably mounted on a first base via a slide rail pair. Second fixed rails are fixedly mounted on both the front and rear sides of the upper part of the second base. A second slider is slidably mounted on the second fixed rail. Both the first and second sliders are fixedly mounted at the bottom of a movable frame. A support platform is fixedly mounted on the movable frame. An adjusting screw is rotatably mounted on the second base via a bearing, and is also rotatably inserted into the first base via a thread. Connecting frames are fixedly mounted on the upper left side of the first base and the upper right side of the second base. A driving screw is movably sleeved on the driving rod, with one end of the driving screw rotatably inserted into the connecting frame via a bearing. This allows for flexible adjustment of the overall length of the module according to the space requirements of the actual installation scenario, reducing installation difficulty and equipment modification costs, and significantly improving the versatility and adaptability of the transmission slide module in diverse installation scenarios.

A gas-liquid separation device and method for industrial production of carbon dioxide reduction by electrolysis. The device includes a gas-liquid mixture inlet / outlet control unit, a heat exchange and cooling unit, and a gas-liquid mixture separation and sludge discharge unit. The gas-liquid mixture inlet / outlet control unit receives the gas-liquid mixture from the electrolysis reaction system and enables its directional flow. The heat exchange and cooling unit provides a heat exchange interface to absorb heat from the gas-liquid mixture flowing through its path, cooling the mixture from its initial reaction temperature to a preset temperature. The gas-liquid mixture separation and sludge discharge unit utilizes the density difference between the gas and liquid phases and gravity in the cooled mixture to cause the gas phase component to rise and be discharged, while the liquid phase component settles and accumulates at the bottom of the unit, thus achieving gas-liquid separation. The device is small in size and has standardized interfaces, facilitating direct coupling with large electrolytic cells.

The utility model belongs to the technical field of assembly line equipment, and provides a combined type reversing conveying device which comprises a center conveying part and end reversing parts, the center conveying part is provided with two conveying belts which are arranged in parallel and operate reversely, and the end reversing parts are detachably arranged at the two ends of the center conveying part. A feeding port and a material taking port which are communicated with one conveying belt are formed in one side of the center conveying part, and the end reversing part is provided with a reversing assembly fixedly connected with the end reversing part. The reversing assembly comprises a portal frame fixedly erected above the conveying belt, a suspension frame capable of transversely moving in a reciprocating mode and arranged on the portal frame, and a reversing shifting plate arranged on the suspension frame in a lifting mode. The combined type reversing conveying device is simple in structure, convenient and fast to use, small in occupied space, low in installation and use cost and high in flexibility, and an assembly line can be freely combined and built according to production requirements.

The utility model discloses a fire-fighting lighting lamp evacuation indicating device, including warning box, the one side of warning box is hinged with warning board, be provided with pilot lamp on the warning board, the inside fixed connection of warning box has PLC controller, the one side of warning box is provided with power supply component the four sides of warning box are provided with auxiliary evacuation component, the inside of warning box is provided with the sliding slot, the sliding block is connected on the sliding slot with sliding, the one side fixed connection of sliding block has the connecting plate, the one side fixed connection of connecting plate has the lighting lamp. In the utility model, through auxiliary evacuation component makes it in the emergency scene such as fire, if the environmental smoke is bigger and leads to the directivity signal of traditional pilot lamp to be shielded, or personnel is difficult to judge the accurate position of escape hole through pilot lamp because of unfamiliar environment, the LED lamp area can extend to the outside of warning box through the first slot, forms the light guide path of continuous, clear, directly guides the personnel accurate to the escape hole.

The utility model discloses a connecting structure for a heating radiator, and belongs to the field of heating equipment.The connecting structure comprises a plurality of hollow fin plates arranged side by side, circulating pipes communicating with the interiors of the hollow fin plates are symmetrically and fixedly arranged on the hollow fin plates, and the adjacent hollow fin plates communicate with one another through the circulating pipes; a connecting mechanism is arranged between every two adjacent circulating pipes, each connecting mechanism comprises a connecting pipe matched with the corresponding circulating pipe in an inserted mode, external threads are formed in the two ends of each connecting pipe, and internal threads matched with the external threads are formed in the circulating pipes. By arranging the connecting mechanism, the assembling process of the heating radiator is greatly simplified. Compared with a traditional welding mode, complex welding equipment and professional welding technologies are not needed, a common user can easily assemble a plurality of hollow fin plates according to operation instructions, the installation efficiency is greatly improved, and the installation cost is reduced.

This utility model provides an internal polarity connection structure for terminal blocks and a terminal block assembly, relating to the field of electrical structure technology. It is suitable for connecting at least two terminal blocks, each terminal block including a conductive element, and the conductive elements of the terminal blocks are electrically connected through at least one pin. This solution facilitates installation and improves the stability of terminal block connections.

The application discloses a prestressed self-adaptive flexible cable photovoltaic support system, which comprises herringbone-shaped support frames arranged at two ends, three supporting steel cables arranged between the two herringbone-shaped support frames, a stabilizing frame arranged between the three supporting steel cables, and photovoltaic panels installed between two supporting steel cables, wherein the herringbone-shaped support frame comprises two inclined pull rods, a positioning cross rod is arranged between the two inclined pull rods, a supporting rod is further arranged on one side of the two inclined pull rods, a fixing cross rod is arranged between the two supporting rods, and the supporting steel cables are fixed on the fixing cross rod through the positioning cross rod. The light-weight flexible cable support can provide certain prestress through tension equipment, has strong supporting performance, greatly reduces the transportation and installation cost, and is relatively efficient in the field tension process, so that the construction speed is improved.

A connection fitting (1), and a dispensing system and a connection device comprising said connection fitting are provided. The connection fitting is adapted to connect a source of compressed air (S) to an air distributor assembly (200) of a device (100) for pneumatically connecting yarns or threads, and comprises a single inlet tube (2) provided at one end with a single inlet interface (20) configured to connect to the source of compressed air, branching at opposite ends into a pair of distribution tubes (3, 4) independent of each other, each distribution tube terminates in a respective outlet opening (30, 40), the outlet openings of the pair of distribution tubes being formed in a common attachment flange (5) configured to be coupled to an air distributor assembly (200) and at least partially overlapping a respective inlet opening (201, 202) of the air distributor assembly. The installation and management cost of the pneumatic connecting device is reduced, the use flexibility is improved, the structure and the construction are simple, and the cost effectiveness is high.

The application relates to the hair dryer technical field and provides a hair dryer with a rear-mounted temperature controller, which comprises a hair blowing head, a heating assembly and a temperature controller arranged in the hair blowing head; the heating assembly comprises a heating wire support and a hollow heat insulation cover, the first heating wire is wound around the outer periphery of the heating wire support, and the hollow heat insulation cover is arranged on the outer periphery of the first heating wire; the temperature controller is arranged in the hollow heat insulation cover and located at one end of the heating assembly far from an air outlet, and the side of the temperature controller far from the air outlet is provided with the second heating wire; a handle is arranged in the handle and is connected with the hair blowing head in communication, and the air making assembly is used for supplying air to the hair blowing head. According to the application, the temperature controller is arranged at one end of the heating assembly far from the air outlet, and the second heating wire is arranged at the side of the temperature controller far from the air outlet, so that the reaction sensitivity of the temperature controller is ensured, the interference of the temperature controller on the airflow in the hair blowing head is reduced, and the airflow noise is reduced.

The utility model provides a ceiling lamp installation piece, belongs to the technical field of lamp installation, and effectively solves the problem that an existing ceiling lamp is inconvenient to replace and install. According to the technical scheme, the device comprises a circular inner ring plate, an outer ring plate with the same circle center as the inner ring plate is arranged on the outer side of the inner ring plate, a fixed frame and a sliding frame are connected between the inner ring plate and the outer ring plate respectively, and a first mounting block and a second mounting block are slidably connected to the fixed frame and the sliding frame respectively; the first mounting block and the second mounting block are both provided with mounting pieces matched with a ceiling lamp. The ceiling lamp mounting piece has the advantages of being stable in structure, convenient to use and capable of facilitating mounting of ceiling lamps of different specifications.

The invention relates to the technical field of nuclear power construction, in particular to a nuclear island pipeline simulation installation method and system based on a digital system, and the method comprises the steps: obtaining nuclear island region information and installation demand information, and determining nuclear island structure information, region environment parameters and pipeline distribution information according to the nuclear island region information; constructing a pipeline area model of the nuclear island pipeline based on the nuclear island structure information, the area environment parameters and the pipeline distribution information; and performing suitability analysis on the pipeline area model according to the installation demand information to obtain a target installation point location and an optimal installation scheme, thereby improving feasibility and reliability of nuclear island pipeline installation.

The utility model discloses a casting membrane shell transfer device capable of quickly replacing long and short forks. The casting membrane shell transfer device comprises a transfer mechanical arm, a pick-and-place frame, a long fork rod and a short fork rod, the taking and placing frame is arranged on one side of the transferring mechanical arm and provided with a first placing frame and a second placing frame, and the first placing frame and the second placing frame are used for placing the long fork rod and the short fork rod correspondingly. The long fork rod or the short fork rod is connected with the tail end of the transfer mechanical arm through a quick insertion assembly, and a fork head is arranged at the other end of the long fork rod and used for being inserted into a bottom groove of a module. According to the utility model, the technical problem that the posture of the mechanical arm is difficult to cover all loading and unloading sites is solved, the smooth transfer of the membrane shell between different stations is ensured, the cost is reduced, and the occupied space is reduced.

The utility model discloses a motor rotor and a motor, and belongs to the technical field of motors. The motor rotor comprises a rotor core, a plurality of permanent magnets, a plurality of magnetic barriers and a plurality of first magnetic isolation bridges. Wherein the rotor core is provided with a first arc-shaped mounting groove, a permanent magnet is accommodated in a first sub-groove in the first arc-shaped mounting groove, magnetic barriers are accommodated in a second sub-groove and a third sub-groove, and the magnetic barriers are arranged at the two ends of the permanent magnet, so that the demagnetization resistance of the motor can be enhanced; moreover, two first magnetic isolation bridges can be arranged in each first arc-shaped mounting groove and are used for enhancing the mechanical strength of the motor rotor and reducing the vibration and deformation of the motor rotor during high-speed operation, and meanwhile, the two first magnetic isolation bridges are arranged at the two ends of the permanent magnets, so that the number of the permanent magnets in the motor rotor can be reduced, and the service life of the motor rotor is prolonged. The assembling steps of the motor rotor are simplified, and the breaking failure rate and the installation cost in the assembling process of the permanent magnet are reduced.

The utility model discloses a gas formula double -muffle kiln nitrogen gas purging device, gas formula double -muffle kiln includes each other intercommunication A bore and B bore, include: first coal gas ring pipe, second coal gas ring pipe, nitrogen pipeline, coal gas pipeline and spray gun cooling air pipeline, first coal gas ring pipe and second coal gas ring pipe are arranged in A bore and B bore respectively, and first coal gas ring pipe and second coal gas ring pipe are used for transmitting coal gas to enter A bore and B bore respectively, and coal gas pipeline is linked with first coal gas ring pipe and second coal gas ring pipe respectively, and nitrogen pipeline is linked with first coal gas ring pipe and second coal gas ring pipe respectively, and spray gun cooling air pipeline is linked with first coal gas ring pipe and second coal gas ring pipe respectively, and the coal gas pipeline is installed with coal gas quick -cut valve, and nitrogen pipeline is installed with nitrogen purging valve and first check valve, and spray gun cooling air pipeline is installed with spray gun cooling air quick -cut valve and second check valve, the nitrogen purging device simple structure of the utility model reduces purging time, reduces cost, belongs to lime kiln technical field.