10results about How to "Change output" patented technology

The invention discloses an extruder for plastic master batch production, and relates to the technical field of plastic molding, the extruder comprises a supporting and mounting mechanism, and also comprises a mixing and melting mechanism mounted on the supporting and mounting mechanism; the discharging mechanism is mounted on the supporting and mounting mechanism and communicates with the mixing and melting mechanism; the internal space of the material storage box is changed by installing the first adjusting mechanism, the second adjusting mechanism is installed to adjust the number of the discharging holes and reduce the discharging amount, the first adjusting mechanism and the second adjusting mechanism adapt to the feeding speed of the material mixing and melting mechanism, the pressure of internal plastic melt is compensated, the internal pressure is kept stable, and the stability of the material mixing and melting mechanism is improved. And when the material supply amount is continuously insufficient, the discharging amount and the material storage space are changed at the same time, the pressure stability is guaranteed while the material supply waiting time is prolonged, and the discharging speed and the forming density are guaranteed.

The invention belongs to the field of desertification control devices, and discloses an all-weather high-efficiency environment-friendly desertification control robot which comprises a main box. The main box is connected with a wheat straw storage box and a conveying belt machine, the conveying belt machine comprises a mounting frame, the mounting frame is connected with a baffle, the wheat straw storage box is connected with a discharging hopper, the main box is connected with a first air cylinder, an output shaft of the first air cylinder is rotationally connected with a driving rod, the driving rod is provided with a square storage groove, and the inner side of the square storage groove is slidably connected with a square transmission rod; the transmission square rod is connected with a spring, the spring is connected with the inner side wall of the storage square groove, a limiting square groove is formed in the side wall of the storage square groove, the transmission square rod is connected with a limiting sliding block, the first transmission shaft is provided with an insertion square groove, and the driving rod and an output shaft of the speed reducer are connected with first belt wheels respectively. According to the technical scheme, cooperation of the moving speed of the robot and the wheat straw laying speed is achieved, the wheat straw laying speed can be changed in real time along with change of the moving speed of the robot, and the laying quality of straw checks is greatly improved.

This invention discloses a dual-material multi-row metering and loading mechanism, including a hopper, a guide trough plate, a metering tube, and a mounting bracket. The hopper, guide trough plate, and metering tube are all mounted on the mounting bracket. The hopper stores two types of materials. The guide trough plate is located below the hopper and has several funnel-shaped guide troughs. Adjacent guide troughs are used to collect the two types of materials falling from the hopper. Each guide trough has a through hole at its bottom. The top of the metering tube is inserted into the through hole at the bottom of the guide trough, allowing the material in the guide trough to flow into the metering tube for metering. The metering tube has a discharge pipe for discharging material. Two adjacent metering tubes form a group, and the discharge pipes on the same group of metering tubes converge towards the center. This dual-material multi-row metering and loading mechanism can simultaneously meter and discharge two types of materials.

The present invention discloses a multi-level high-purity nitric acid co-production system and a co-production method thereof, including: the bottom of the heater is connected to the raw material delivery system, and the top of the heater is connected to the primary co-production unit through a connecting pipeline; the primary co-production unit includes a distillation tower unit, a self-blowing white heater and a cooling device, the bottom of the distillation tower unit is simultaneously connected to the connecting pipeline and the self-blowing white pipeline, and the top of the distillation tower unit is connected to the secondary co-production unit through a steam pipeline; the secondary co-production unit and the N-level co-production unit have the same structure as the primary co-production unit. The co-production system of the present invention does not introduce other substances, achieves the effect of low energy consumption and high purity, can not only realize the simultaneous continuous production or single continuous production of multiple products according to various needs, but also can adjust the output distribution according to needs, and has the characteristics of low input cost and production cost, simple and controllable operation, simultaneous and continuous production of multiple levels of products, and guaranteed product quality and output.

The utility model relates to the technical field of quantitative adding devices, in particular to a quantitative adding device for master batch processing, which comprises a structural support frame, a mixing tank body, an internal multiple stirring component, a charging hole, an L-shaped connecting discharging pipe and a discharging speed adjusting component, a material mixing tank body is mounted at the side end part of the structure supporting frame; an internal multiple stirring assembly is arranged in the mixing tank body; a feeding hole is formed in the upper end part of the mixing tank body; an L-shaped connecting discharge pipe is arranged at the lower end part of the mixing tank body; a discharging speed adjusting assembly is arranged in the L-shaped connecting discharging pipe. According to the master batch stirring device, master batches can be effectively scattered and prevented from being gathered by arranging multiple internal stirring assemblies, so that the master batches can be dispersed in a larger range, the uniformity and stability of the master batches are improved, the situation that subsequent processing is incomplete due to master batch particle aggregation is avoided, meanwhile, the master batches and other additives can be fully mixed and stirred, and the production efficiency is improved. And various components can be uniformly distributed.

The utility model discloses a pet food packaging bag of rationed discharge, including packaging bag main part. The utility model discloses a pet food packaging bag of rationed discharge, through the cooperation of knob, rotating lever, baffle in rationing mechanism, and can utilize baffle spacing according to the rotation angle precision control discharge capacity, satisfy the different feeding demand of pet, avoid the improper problem of feeding amount, help scientific feeding pet, and limiting mechanism can be positioned to knob rotating position, prevent the mistake operation change discharge capacity, guarantee the stability and accuracy of rationed discharge, simultaneously, the cooperation of support block, support pole in auxiliary support mechanism provides firm support for packaging bag, avoids the dumping when placing, guarantees the food storage environment in bag, and the design of auxiliary wheel makes packaging bag move more labor saving, and can easily shift position after cleaning pet feeding area, and the collocation of handle and strip -shaped through groove is convenient to carry and shift, improves the convenience of use, and optimizes pet feeding operation experience.

The application discloses amino acid yield related protein pyrG and a biomaterial and application thereof, and belongs to the technical field of biotechnology. The problem to be solved by the application is to regulate the amino acid yield of microorganisms, and the amino acid can be L-threonine, L-tryptophan, L-arginine and L-valine. The protein is any one of the following proteins: A1) a protein with an amino acid sequence in which aspartic acid at the 450th position of sequence 2 is replaced by a sequence of histidine, serine, glycine, alanine, valine or phenylalanine; A2) a protein with more than 80% identity with the protein shown in A1) and having the function of regulating the amino acid yield of microorganisms, which is obtained by substitution, deletion and / or addition of amino acid residues on the amino acid sequence of A1); and A3) a fusion protein with the same function, which is obtained by connecting a label to the N terminal and / or C terminal of A1) or A2). The substance for regulating the expression of the pyrG protein gene can be used for regulating the amino acid yield of microorganisms or breeding of an amino acid yield strain.

The invention discloses an extruder for producing plastic masterbatch, and relates to the technical field of plastic molding. The extruder comprises a supporting and mounting mechanism, and further comprises: a mixing melt mechanism, which is mounted on the supporting and mounting mechanism; and a feeding mechanism, which is mounted on the supporting and mounting mechanism and is connected with the mixing melt mechanism. The invention changes the internal space of a storage box by installing an adjusting mechanism 1, and adjusts the number of discharge holes by installing an adjusting mechanism 2, so as to reduce the discharge amount. The adjusting mechanism 1 and the adjusting mechanism 2 adapt to the feeding speed of the mixing melt mechanism, and compensate for the internal plastic melt pressure, so as to keep the internal pressure stable, thereby ensuring the discharge speed and density uniformity of the discharge holes, and when the material supply is continuously insufficient, the discharge amount and the storage space are changed at the same time, and the pressure stability is ensured when the feeding waiting time is extended, and the discharge speed and the molding density are ensured.

The invention discloses an integrated fused salt steam generator suitable for flexible operation of a coal-fired unit. Comprising a feed water inlet, a steam outlet, a fused salt inlet, a fused salt outlet, a shell, a preheating section baffle, a porous connecting pipe plate, a steam storage chamber baffle, a porous connecting pipe plate, an electric control valve, an overheating section baffle, a fused salt pipeline, a fused salt pipeline valve, a straight pipe, a preheating section, an evaporation section, a steam storage chamber, an overheating section, a spiral pipe and a fused salt branch inlet. The heat exchanger has the advantages that the preheating section, the evaporation section and the overheating section are integrated in the heat exchanger, the occupied space of equipment is reduced, and rapid load response is achieved; the fused salt branch can adjust the temperature of a fused salt outlet and prevent the fused salt temperature from deviating from a set value; reverse flowing and alternate reversing of cold and hot fluid are combined, the water supply vaporization space is enlarged, and the flow instability phenomena such as density wave oscillation are restrained; a steam storage chamber is arranged between the evaporation section and the overheating section, the steam yield can be rapidly changed by adjusting pressure through a valve, and the requirement for flexible operation of a coal-fired unit is met.

The utility model relates to a stepped feeding device for live pigs with different forms of feed. The feeding device comprises a first box body and a box cover, the first box body is detachably connected with the box cover, a partition plate is fixedly connected to the inner wall of the first box body and divides the first box body into a material storage cavity and a material distribution cavity, a material falling opening is formed in the surface of the partition plate, and a first quantitative groove communicated with the exterior of the first box body is formed in the inner bottom of the first box body; the surface of the partition plate is connected with a telescopic blanking channel which is communicated with the storage cavity and the quantitative groove I; according to the feeding device, a plurality of groups of quantity adding plates are arranged, quantity adding grooves consistent with first quantitative grooves in length and width are formed in the surfaces of the quantity adding plates, and the quantity adding plates are moved in cooperation with connecting assemblies and second driving assemblies, so that the quantity adding grooves correspond to the first quantitative grooves to form second quantitative grooves; and the device can change the discharging amount of the device according to different feed amounts eaten by live pigs in different growth stages, so that the applicability of the device is improved.