12results about How to "Reduce length requirements" patented technology

The utility model discloses a cable support with adjust cable length structure, length adjusting mechanism includes movable plate, and one side upper end and lower end of movable plate all are fixedly connected with guide rod, and guide rod with movable plate is perpendicular to each other in length direction, the bottom surface of guide rod is equipped with a plurality of resistance groove, and every resistance groove all equidistance arrangement along the length direction of guide rod, the outside of guide rod is slid and is sleeved with horizontal support, the bottom surface of horizontal support is close to the side of movable plate and is equipped with the mouth of passing, the top surface of horizontal support is away from the side of movable plate and is fixedly connected with stop projection, the side of movable plate is equipped with push groove, and push groove is consistent with movable plate in length direction, when horizontal support is fixed in the inside of cable well, through moving horizontal support, can support cable in the alignment position of cable pipe, avoid the cable after being straight and bending, in addition to reduce the length requirement of cable, also reduced the construction difficulty.

The invention discloses a network quality data noise reduction method and device and a related product, and the method comprises the steps: obtaining network quality data corresponding to a detection flow according to the detection flow sent by a source server in a target data center to a to-be-tested server; according to a packet loss index screening condition, identifying target network quality data of which the actual packet loss index meets the packet loss index screening condition from the obtained network quality data; determining a target detection flow corresponding to the target network quality data according to a corresponding relationship between the network quality data and the detection flow; and based on the determined target detection flow, carrying out noise reduction on the obtained network quality data. According to the invention, the noise data in the network quality data causing false alarm can be eliminated. Therefore, when the de-noised network quality data is detected, the requirement on the length of the detection time window is reduced, and an alarm prompt about the network quality data can be sent out in time, so that the fault processing efficiency of the network is improved.

The present invention relates to the technical field of numerical wave making, and in particular to a numerical wave making method based on LS-DYNA velocity boundary, comprising the following steps: simulating a wave pool in an actual environment and establishing a finite element model; establishing a numerical wave pool; establishing a single-layer environment unit in LS-DYNA with the *ALE_AMBIENT_HYDROSTATIC keyword to determine the far-field boundary condition to break the wave in the numerical wave pool; determining the time step based on the variance of the error amount of the establishment process of the numerical waves, or determining the number of observation points based on the average establishment time of the numerical waves, or determining the number of grid nodes based on the average actual utilization rate of the grids in the establishment process of the numerical wave pool; and re-determining the number of grid nodes according to the difference in wave wavelengths generated by the numerical wave pool model. The present invention achieves the improvement of the stability of the wave making and breaking process.

The utility model provides a communication power supply cabinet convenient to maintain, which belongs to the technical field of power supply cabinets and comprises a cabinet body, a front side wall surface and a rear side wall surface of the cabinet body are respectively hinged with a front door and a rear door, a heat dissipation assembly is arranged on the rear door, a support is arranged in the cabinet body, and wire cards are arranged on inner wall surfaces of two sides of the cabinet body. The power supply cabinet solves the problems that internal components of a conventional power supply cabinet can continuously release heat during use, and a heat dissipation assembly in the power supply cabinet is poor in heat dissipation effect, so that the internal temperature of the power supply cabinet is too high, effective heat dissipation cannot be performed, the components are possibly damaged, the working efficiency is influenced, and the power supply cabinet is damaged. And meanwhile, the number of cables which can be arranged in the upper pressing groove and the lower pressing groove is limited, and the cable at the upper end needs a relatively long length when being arranged by utilizing the upper pressing groove and the lower pressing groove, so that the problems of relatively high arrangement difficulty and low practicability are solved.

The utility model relates to a throttling detection device which comprises a main body pipe, a detection assembly and an inner cone arranged in the main body pipe. The inner cone comprises a throttling part, one side end of the throttling part is gradually shrunk towards the side away from the throttling part in the axial direction to form an incident flow section, the other side end of the throttling part is gradually shrunk towards the side away from the throttling part in the axial direction to form a back pressure section, the taper angle of the incident flow section is smaller than that of the back pressure section, and a through hole is formed in the inner cone in the axial direction in a penetrating mode; the detection assembly comprises a first guide pipe and a second guide pipe, the inner end of the first guide pipe penetrates through the side wall of the main body pipe and communicates with an inner cavity of the main body pipe, the second guide pipe penetrates through the side wall of the main body pipe and communicates and is fixed to the side end, facing the incident flow section, of the through hole through a connecting pipe, and the length of the connecting pipe is 100-500 mm; the first guide pipe is located on the side, away from the inner cone, of the second guide pipe. The throttling detection device can detect the flow of the fluid in the pipe body, reduce the pressure loss and improve the detection precision at the same time.

The utility model relates to an electrical modular centralized accommodating device in a cabinet, which is provided with a bottom box with a certain length, a strong current track and a weak current track which are distributed in parallel are arranged on the inner bottom surface of an accommodating groove of the bottom box, and a first conductive copper bar in the strong current track is used for introducing 220V mains supply; the power supply module is embedded in the accommodating groove, receives commercial power through the first contact and then converts the commercial power into low-voltage direct current, and the low-voltage direct current is transmitted to the second conductive copper bar of the weak current track through the second contact; and the output module is embedded in the accommodating groove and is in contact with the second conductive copper bar through the third contact to take electricity, and the output module is provided with an output port which is adapted to be connected and conducted with a corresponding load. According to the utility model, electrical modularized centralized accommodating arrangement can be realized, power supply is supplied in a centralized manner, the requirement of effectively shortening the length of electrical connection wires of required loads and circuits can be met, the space in the cabinet is saved, electrical connection between a plurality of loads at different positions and the same circuit can be facilitated, the connection is stable and reliable, and the convenience and effectiveness of power supply are improved.

The utility model discloses a loading and unloading unit of an automatic spindle loading and unloading device. The loading and unloading unit comprises a sliding bracket, an adjusting frame and a push-pull assembly, a plurality of supporting rods are arranged on the sliding bracket, every two supporting rods form a group to form a supporting station, the supporting rods are movably inserted into an adjusting frame, and the adjusting frame is rotatably arranged on the frame; the push-pull assembly comprises a main push cylinder, a push plate and an auxiliary push cylinder; the main push cylinder is arranged on the adjusting frame; a push rod of the main push cylinder is connected with the sliding bracket; the auxiliary pushing cylinder is arranged on the sliding bracket, the pushing plate is connected to a pushing rod of the auxiliary pushing cylinder, and the pushing plate is located above the supporting rod of the supporting station; when the spindles are loaded, the main pushing cylinder drives the sliding bracket, and the auxiliary pushing cylinder drives the pushing plate to push the spindles into the working positions of the spindle shafts in a step-by-step pushing mode. Spindles are loaded in a step-by-step propelling mode, the requirement for the length of a spindle shaft is lowered, the loading efficiency of the spindles is improved, and the spindle loading device is suitable for old machine transformation projects.

The invention discloses a medium-long pickup truck PBS transfer system, including a coating line composed of a coating trolley and a coating side lifter; a general assembly line composed of a general assembly trolley, a general assembly front side lifter and a general assembly rear side lifter; a three-fork arm body transfer mechanism is used to transfer the front and rear bodies of the medium-long pickup truck from the coating line to the general assembly line in sequence; the coating trolley is used to transport the front and rear bodies of the medium-long pickup truck to the corresponding positions of the coating side lifter respectively, and the coating side lifter is used to lift the front and rear bodies of the medium-long pickup truck; the general assembly front side lifter is used to lift the front body of the medium-long pickup truck and place it on the general assembly trolley, and the general assembly rear side lifter is used to lift the rear body of the medium-long pickup truck and place it on the general assembly trolley. The advantages of the invention are that a compact coating production line can be realized for the production of medium-long pickup trucks; a three-fork arm structure is used to realize the transfer from the coating line to the general assembly line, thereby reducing costs; and without affecting the JPH of the general assembly line, the number of general assembly trolleys used is reduced, thereby reducing the requirements for the production line.

The invention provides a built-in multi-support fixing device and a rigid power transmission pipeline, the built-in multi-support fixing device comprises a multi-support fixing piece, a moving assembly, a grounding assembly and a particle trapper, the multi-support fixing piece comprises a center hole arranged in a penetrating mode and bosses arranged around the center hole at intervals, and the free end of at least one boss is provided with the moving assembly; the free end of at least one boss is provided with a grounding assembly, the center hole of the multi-supporting fixing piece is electrically isolated from the moving assembly and the grounding assembly, the moving assembly and the grounding assembly can move in the direction when bearing the acting force in the axial direction of the center hole, and the moving assembly and the grounding assembly form supporting points respectively. And equipotential is formed through the particle catcher. In the invention, the built-in multi-support fixing device supports the conductor in the shell in a built-in manner, so that the butt joint surfaces of the shell can be reduced, thereby reducing gas leakage points and reducing the gas leakage risk of sulfur hexafluoride.

The invention discloses a method for measuring the flow of an auxiliary air pipeline of a combustion-supporting air pipeline system of a melting furnace, and the auxiliary air pipeline is a Venturi tube and is connected with auxiliary air branch pipes of a group of paired small furnaces of the melting furnace; the method comprises the steps that S1, the air pressure of a negative pressure point of a throat section of an auxiliary air pipeline is detected and compared with the air pressure of an atmospheric reference positive pressure point, the pressure difference is obtained, and a pressure difference signal representing the auxiliary air flow in the throat section of the auxiliary air pipeline is obtained; s2, acquiring a real-time temperature signal and a real-time pressure signal of gas in the air assisting pipeline; and S3, by means of the real-time temperature signal and the real-time pressure signal, temperature and pressure compensation correction is conducted on the initial flow obtained through calculation based on the pressure difference signal, so that an accurate real-time auxiliary air flow signal is obtained. According to the method, by integrating real-time collection and temperature and pressure compensation correction of temperature and pressure signals, measurement errors caused by working condition fluctuation are effectively eliminated, and the accuracy and stability of flow data and the adaptability to the production environment are remarkably improved.

The invention discloses a clamping hemostasis instrument capable of being set and adjusted by one hand. The device comprises clamping units, each clamping unit comprises a clamping hemostasis part and a clamping operation part, and the two clamping units are rotationally arranged in a crossed mode; the reset spring is used for driving the clamping unit to open; the instant locking structure is used for locking the position relation of the two clamping operation parts in time when the clamping action is carried out; the locking releasing structure is arranged on any clamping operation part, the locking releasing structure is controlled by external force to release the locking of the locking structure on the positions of the two clamping operation parts, and the force applying direction to the locking releasing structure during locking releasing is the same as or opposite to the force applying direction to the clamping operation parts during clamping action; and the force application position for applying force to the locking and unlocking structure is close to the force application position of the clamping operation part provided with the locking and unlocking structure, so that it is guaranteed that force is applied to the clamping operation part and the locking and unlocking structure at the same time by adjusting the matching relation of different fingers through a single hand.

The application discloses a display device, comprising a back plate, a rear shell, a circuit board, a terminal plate and a sheet metal part, the rear shell is connected to the back plate, and the rear shell is provided with a first through hole and an opening. The terminal plate comprises a body plate part, a connecting part and a sheet metal part, the body plate part is connected to the circuit board and located in the opening, the connecting part is connected to the body plate part and extends along a first direction, the connecting part is provided with a second through hole, and the second through hole is arranged in correspondence with the first through hole along a second direction. The sheet metal part is fixed on the connecting part, the sheet metal part is provided with a first threaded hole, and the first threaded hole is arranged in correspondence with the second through hole along the second direction. The rear shell is screwed through the first threaded fastener arranged in the first through hole and the first threaded hole to realize the connection of the connecting part, the sheet metal part and the rear shell, and the connection of the terminal plate and the rear shell. The display device can reduce the risk of tooth slipping caused by the connection of the rear shell and the terminal plate, and can reduce the thickness of the connecting part of the terminal plate.