9results about How to "Efficient and convenient production" patented technology

The invention relates to a high-flowability anti-segregation ultra-high performance concrete, which is composed of the following components by weight: 350-450 parts of cement; 90 to 130 parts of silica fume; 110 parts to 160 parts of superfine mineral powder; 850 to 1100 parts of quartz sand; 12 parts to 22 parts of a high-performance water reducing agent; fibers: 12 to 32 parts; 1.5 to 3.5 parts of a thickening agent; 3.5 parts to 5.5 parts of an anti-segregation agent; 5 to 10 parts of nano silicon dioxide; 2 to 5 parts of graphene nanoplatelets; 3 to 8 parts of a whisker material; and 10 to 20 parts of active powder. By elaborately blending various special materials, the strength, crack resistance, impermeability, freezing resistance and the like of the concrete are greatly improved, and the requirements of various high-standard building structures are met.

This utility model discloses a blade base, including a base and an upper part. The base includes a base body with grooves for accommodating the rods at both ends of the blade. The upper part includes an upper body with limiting parts that cooperate with the grooves to limit the rods. The base and upper part are fitted with snap fasteners. The blade base of this utility model is made of aluminum alloy and features a flanged composite copper sleeve, which enhances hardness, wear resistance, and lubrication, making the blade operation smoother and more durable. Furthermore, the U-shaped groove in the base can block the left, right, and downward forces of the rods, while the upper part, in conjunction with the groove, can block the upward forces of the rods, ensuring overall stability and limiting of the rods. Simultaneously, the blade base structure eliminates the need for grooving, making production convenient and efficient.

The invention discloses a universal installation system for LED lamps, comprising an installation track, on which a conductive plate and an electronic circuit conversion board are fixedly provided, the two conductive plates are respectively electrically connected to the positive and negative electrodes of a DC constant voltage output power supply provided with a dimmer and an LED lamp provided with a built-in DC driving power supply and installed on the track, the electronic circuit conversion board is provided with a non-polarity positive and negative voltage conversion circuit and a constant current output control circuit which are connected in series with the two conductive plates and the DC driving power supply on the LED lamp, the electronic circuit conversion board is also provided with an IC control circuit connected with the DC driving power supply of the LED lamp and a dimming circuit connected with a dimming interface of the IC control circuit, the dimming circuit and the IC control circuit can finally generate a PWM signal for the LED lamp from the dimming analog voltage output by the dimmer, the invention realizes non-polarity arbitrary installation of the LED lamp and compatibility with a variety of dimming modes, the installation track is easy to install, and the entire set of tracks is continuously illuminated.

The invention discloses an anti-shear pile and a preparation method thereof.The anti-shear pile comprises a pile body and a reinforcement cage arranged in the pile body and further comprises a supporting plate, the supporting plate is connected with the inner wall of the pile body and comprises a reinforcement mesh plate and a concrete plate, the reinforcement mesh plate is connected with the reinforcement cage, and the concrete plate is connected with the inner wall of the pile body; the supporting plates are distributed in the axial direction of the pile body. The multiple concrete slabs are arranged in the pile body and connected with the inner wall of the pile body, the resistance of the pile body to soil shear force can be remarkably improved, namely the shear bearing capacity (horizontal load resistance) and the bending rigidity of the pile body are improved, and therefore the number or the diameter of piles is reduced under the same condition, and the overall engineering cost is reduced. Compared with a traditional hollow pipe pile, the shear-resistant pile has the advantages that through reasonable arrangement of the internal concrete slabs, on the premise that the shear resistance is not reduced, the material consumption of the pile body is reduced, and the dual goals of structure optimization and material saving are achieved. Therefore, the shear strength is guaranteed, the weight of the pile foundation is reduced, and convenience is provided for transportation and installation.

The utility model belongs to the technical field of polyester production, and particularly relates to a DOTP continuous production device. Comprising a slurry preparation tank, the slurry preparation tank is connected with a slurry delivery pump through a slurry intermediate tank, the slurry delivery pump is connected with an esterification process tower through an esterification reaction kettle, the esterification process tower is respectively connected with an esterification condenser and an esterification condensate collecting tank, and the esterification condenser is also connected with the esterification condensate collecting tank; the primary esterification reaction kettle is also connected with a secondary esterification process tower through a secondary esterification reaction kettle, the secondary esterification process tower is respectively connected with a secondary esterification condensate collecting tank and a secondary esterification condenser, and the secondary esterification condensate collecting tank is also connected with the secondary esterification condenser. The device is convenient and efficient in production and low in energy consumption, and the production process is easy to control.

The present application relates to a kind of vehicle-mounted early warning camera modular intelligent production line, belong to camera assembly technical field, the production line includes workbench, PCB board transplanting unit, bottom shell cleaning unit, camera assembly unit, PCB board assembly unit, shield cover assembly unit and upper cover assembly unit, workbench is installed with conveying belt, PCB board transplanting unit is installed on workbench, bottom shell cleaning unit is installed on workbench, camera assembly unit is installed on workbench, camera assembly unit is located in the downstream of bottom shell cleaning unit, PCB board assembly unit is installed on workbench, PCB board assembly unit is located in the downstream of camera assembly unit, shield cover assembly unit is installed on workbench, shield cover assembly unit is located in the downstream of PCB board assembly unit, upper cover assembly unit is installed on workbench, the production line improves the integration of camera installation, improves the production efficiency of camera, production is more efficient and convenient.

This utility model relates to the field of low-carbon silicon-manganese ingot mold technology, and provides a low-carbon silicon-manganese ingot mold structure, including: a mold body; a cooling box fixedly sleeved on the mold body; a support fixedly installed at the bottom of the cooling box; multiple pillars fixedly installed at the bottom of the support; a water tank fixedly installed at the bottom of the multiple pillars; a circulating cooling mechanism installed on the water tank, the circulating cooling mechanism being used to circulate and cool the mold body; and an auxiliary demolding mechanism installed on the inner wall of the support, the auxiliary demolding mechanism being used to demold the low-carbon silicon-manganese ingot after it has cooled and solidified in the mold body. The low-carbon silicon-manganese ingot mold structure provided by this solution can not only cool and solidify the low-carbon silicon-manganese ingot, but also has an auxiliary demolding function and an auxiliary cooling function, resulting in high efficiency in cooling and solidification.

The invention discloses a lightweight and environment-friendly thermal insulation extruded board for building and a preparation method thereof, and relates to the technical field of thermal insulation extruded board materials. The invention embeds a sandwich component in a main board body so that a plurality of balloons which are expanded due to being filled with carbon dioxide gas are evenly distributed in the main board body, thereby effectively reducing the amount of raw materials used to form the main board body, and reducing the cost of processing and producing the thermal insulation extruded board to a certain extent, and making the board lighter. Moreover, by using a large amount of carbon dioxide gas, the negative impact of carbon dioxide gas on the environment can be effectively reduced, making the thermal insulation extruded board more environmentally friendly. At the same time, a large amount of carbon dioxide gas is bound in the main board body by a large number of balloons, and the characteristic of carbon dioxide gas not being easily dissipated after absorbing heat can be used to further improve the thermal insulation performance of the thermal insulation extruded board during actual use.

The utility model relates to the technical field of bolt machining equipment, in particular to a clamping device for high-strength bolt machining, two sliding grooves and sliding blocks are symmetrically arranged at the upper end of a machining table, the sliding blocks are inserted into the sliding grooves and are in sliding connection with the sliding grooves, and two limiting plates are symmetrically arranged at the upper end and the lower end of each sliding block; the clamping device has the powerful function of flexibly adjusting the distance between the clamping rods according to the diameter of a bolt blank through the innovatively designed sliding adjusting limiting seat and the positioning frame with the clear scale strip. Therefore, when bolts of different specifications are machined, the clamping pieces do not need to be replaced frequently, and the application range of the clamping device is greatly widened. By means of the design, the production cost is reduced, the operation process is simplified, and the production process is more efficient and convenient.