39results about How to "Reduce material input" patented technology

The invention discloses application of a baby hamster kidney(BHK)-21 cell serum-free suspension culture technology in foot-and-mouth disease vaccine production, which comprises the following steps of: 1) performing cell recovery; 2) performing reactor culture and cell amplification culture; and 3) inoculating foot-and-mouth disease virus seed venom and collecting the venom. A process for producing foot-and-mouth disease inactivated vaccines by culturing the BHK-21 cells through serum-free suspension culture and a step-by-step cell amplification method make the production period f the foot-and-mouth disease vaccines shortened and yield increased, and ensure stable quality and obvious benefit. The production process reduces the using amount of a culture medium, and the amount of the collected virus liquid is the culture medium consumption amount, while the culture medium consumption amount in a roller bottle production process is 2 times higher than the amount of the collected virus liquid, and bovine serum which is about 5 percent of the culture medium amount is needed.

A reinforced concrete assembly type cable duct is formed by connecting sections of U-shaped duct bodies, each U-shaped duct body is formed by splicing two half L-shaped duct bodies in left-and-right symmetry, a plurality of steel bar connection sleeves arranged inwards respectively are correspondingly and transversely reserved on the spliced edges, at the spliced parts, of bottom plates, and when every two half L-shaped duct bodies are spliced together, short steel bars performing the functions of positioning and connecting are inserted in the steel bar connection sleeves corresponding to the two half L-shaped duct bodies. The manufacturing method comprises the steps of factory fabrication, positioning paying off, earth excavation, bedding layer construction, in-place hoisting, connecting joint pouring, cable support fixation, cable laying and cover plate laying. The reinforced concrete assembly type cable duct has the advantages of being convenient to convey, easy and convenient to splice, reliable in water resistance, smooth in water drainage, capable of being assembled on site and the like.

A heatable medium pipe having at least one pipe connector and heating element, wherein the heating element has a few wires, in particular two wires, and said wires extend continuously along the medium pipe and along the at least one pipe connector. In a method for producing such a heatable medium pipe, the heating element is continuously wound around a tubular medium pipe and the heating element is pre-assembled on the medium pipe in that the heating element is fastened or fixed by at least one fastening element, the medium pipe is cut to a first length for the particular application, the length corresponding to the desired medium pipe length (I_R) plus the heating element length (I_H) required for wrapping around the at least one pipe connector and the transition area the fastening element is removed in the region outside the desired medium pipe length (I_R), the heating element is unwrapped from the medium pipe section cut from the first length, the medium pipe is cut to the desired medium pipe length (I_R) to form a second medium pipe section, the medium pipe section is connected to the at least one pipe connector as the medium pipe, and the heating element is at least wrapped around the at least one pipe connector.

The invention relates to a collophanite froth flotation collecting agent, in particular to a method for preparing a collecting agent by processing and separating rubber seed oil as a main raw material. The method comprises the steps of: placing the rubber seed oil as the main raw material in a hydrolysis reaction kettle for medium-pressure hydrolysis, hydrolyzing to obtain mixed fatty acid, adding sodium sulfate as an electrolyte and sodium octylsulfate as an emulsifying agent, uniformly stirring, centrifugally separating to obtain two kinds of mixed fatty acid, adding sodium hydroxide for carrying out quaternization, and then adding an additive to obtain the collophanite froth flotation collecting agent. The invention has the advantages of simple process, low cost and no three-waste discharge. A prepared positive floatation collecting agent has the characteristics of good water-solubility, excellent resistance to low temperature, consumption reduction and the like. A prepared negative floatation collecting agent has the characteristics of good selectivity, chemical saving, high floatation speed and the like.

The invention relates to a reusable test message adapting method and a reusable test message adapting system related to an embedded system, which are used for overcoming a technical defect that a specific test message adaptor needs to be defined and realized for each test operator and a tested application when performing an embedded software test. The reusable test message adapting method and the reusable test message adapting system associate the test operator with the tested application by means of a standard interface through the test message adaptor, and describe a message format of the tested application in a standard mode, thereby reducing repeated definition of the test message adaptation layer, and having high code reuse ratio, strong universality and capability of being conveniently applied to test environments adopting different test tools for different tested applications.

The invention discloses a hydraulic support loading and unloading device in a roadway. The device comprises a hydraulic support and is characterized in that a flat car is arranged below the hydraulic support, the hydraulic support is provided with lifting holes, a hydraulic support loading and unloading device body used for lifting the hydraulic support is installed around the hydraulic support, two longer upper beams of the hydraulic support loading and unloading device body are each provided with two lifting jacks, iron chains are installed under the lifting jacks and matched with the lifting holes through hooks, the two sides of the hydraulic support loading and unloading device body are provided with guard bars, and four guiding wheels are installed under the hydraulic support loading and unloading device body and achieve cooperate displacement with rails. According to the device, the guiding wheels are installed under the hydraulic support loading and unloading device body, the longer upper beams of the hydraulic support loading and unloading device body are provided with the lifting jacks, the height of the hydraulic support loading and unloading device body is larger than that formed after the flat car is matched with the hydraulic support, and the width of the hydraulic support loading and unloading device body is larger than that of the flat car and that of the hydraulic support.

The invention relates to an ICS streaming media platform system which is characterized by adopting a hierarchical service-oriented system architecture and comprising an application service layer, a management service layer, a platform basic service layer and an equipment access layer. The system is compatible with multiple kinds of mainstream video terminal equipment on market; and the video terminal equipment from different factories is integrated to a uniform platform for management, thereby reducing the material investment and saving manpower resources. Meanwhile, the ICS streaming media platform meets various personalized needs of the users, and supports the functions of video browsing, history video replay and the like of the PC (personal computer) clients and mainstream smart phone clients.

A barrier adhesive for the encapsulation of an (opto)electronic arrangement comprising an adhesive base composed of at least one reactive resin having at least one activatable group, at least one polymer, especially an elastomer, optionally at least one tackifying resin, where the adhesive base has a water vapour permeation rate after the activation of the reactive resin of less than 100 g/m²d, preferably of less than 50 g/m²d, especially less than 15 g/m²d, a transparent molecularly dispersed getter material and optionally a solvent, wherein the getter material is at least one silane having at least one alkoxy group and at least one activatable group.

The invention discloses a motor end cover and a motor with the same, wherein, the motor end cover is provided with multiple sets of installation holes, and the multiple sets of installation holes are arranged at intervals along the circumference of the motor end cover, each set The installation holes include a plurality of installation holes arranged along the radial direction of the motor end cover. According to the motor end cover of the embodiment of the present invention, the connection position between the motor end cover and the motor casing is adjusted by selecting installation holes at different distances from the central axis of the motor end cover. With the increase or decrease of the outer diameter of the motor casing, Choose the installation hole far away from or close to the body to improve the applicability of the motor end cover. Motors of various specifications and sizes use the same motor end cover. By increasing the single batch output or purchase quantity of the single machine end cover, the cost of the motor end cover is reduced. Production or procurement costs.

The invention belongs to construction and assembling equipment for hydraulic brackets of mines, and particularly relates to a hydraulic travelling crane and an underground hydraulic bracket assembling system applying the same. The hydraulic travelling crane comprises a fixed bracket, a sliding bracket and a hoisting unit, wherein the sliding bracket is arranged on the fixed bracket in a sliding way; the hoisting unit is arranged on the sliding bracket and comprises a sling, a movable pulley and a fixed pulley; the movable pulley is arranged in a reciprocating way; the fixed pulley is fixedly arranged or fixedly arranged in an adjustable manner relative to the sliding bracket; the upper end of the sling is fixedly connected with the sliding bracket; the sling bypasses the movable pulley and the fixed pulley in an S shape; and the lower end of the sling is used for connecting a to-be-hoisted component. The equipment can improve the work efficiency, save salary and material cost, increase the economic benefit, simplify the construction procedure, improve the construction efficiency, accelerate the construction progress and greatly improve the construction safety.

The invention discloses a rapid construction leveling device based on municipal road engineering. Vibration plate, leveling head, fixed protective end, vibration motor, limit rod, fixed base, support column, laser receiver, hydraulic rod, movable connection plate, laser emission port, laser emitter, first fixed disc, disc The fixed rod, the second fixed disc, the connecting ring plate, the buckle, the supporting foot, the bolt, and the footing can pave concrete in a large area as a whole and ensure the consistency of the ground elevation. The elevation is not controlled by the formwork, and there will be no cumulative error , The construction joints reduced in large-scale block construction greatly reduce the maintenance cost of the ground in the later stage; multiple operations are integrated together and completed by the machine at one time, improving work efficiency, saving labor, reducing labor and material input, and reducing construction procedures. Speed ​​up construction progress.

The invention discloses a fixing structure for a detachable cable protection pipe, including a holt hoop iron I corresponding to a pole and towel pair. One end of the holt hoop iron is provided with an extension section. A cable protection pipe body is arranged at one side of the extension section. With the adoption of cooperation between the arc clamp loop and the extension section, the cable protection pipe body is tightly clamped. The fixing structure subversively changes the overall pipe-shaped structure of the original cable protection pipe, and the cable protection pipe is designed to have the detachable structure by a mode that one divides into two, so that in the installation or the later replacement process, the efficiency is greatly improved, and the cost is reduced. The fixing structure is easy to manufacture and strong in practicality.

The invention is directed to a method and a device for producing metal, non-rotationally symmetric rings with a constant wall thickness along their circumference, particularly cam rings, starting from a hot-rolled pipe from which individual portions are severed, mechanically machined and subsequently hardened and tempered. Ring blanks of equal width are severed from the pipe and are mechanically machined on all sides, and the non-rotationally symmetric shape is produced by cold forming, the pipe or the severed ring blank having a structure suitable for cold forming.

The invention is directed to a multipoint link (1) for an undercarriage of a vehicle, comprising a core element (5) formed from a foamed material and at least one roving (10) of bundled continuous filaments wound around the core element (5), wherein the at least one roving (10) winding around the core element (5) in at least one layer forms an outer layer of the multipoint link (5), wherein the core element (5) is constructed as a hollow body which comprises at least two shell elements (11, 12).

A sound protection component includes an absorber element and a reflection element, the absorber element being of self-supporting design.

The invention relates to a non-stop dynamic balance real-time continuous correction device which comprises a shell and a rotating shaft, a shaft hole is formed in the center of the shell, when the device is installed on the end face of an equipment rotor, the rotating shaft of equipment can directly penetrate through the shaft hole, a power supply sliding ring is fixedly installed on the outer side of the rotating shaft, and a correction assembly is arranged on the inner side of the shell. The correcting assembly comprises a rotating disc with one end rotationally connected with the inner side of the shell, a gear ring is fixedly connected to the outer side of the rotating disc, an angle adjusting self-locking motor is fixedly connected to the inner side of the shell, and a gear with one end meshed with the gear ring is fixedly connected to an output shaft of the angle adjusting self-locking motor. According to the non-stop dynamic balance real-time continuous correction device, when dynamic balance deviation occurs, equipment does not need to be shut down, real-time correction can be achieved when the equipment is running, the situation that the equipment runs with faults due to the fact that the equipment cannot be shut down is avoided, and therefore damage to equipment bearings and accessories due to vibration caused by unbalance is effectively avoided; therefore, the service life of the equipment is prolonged, and the stability of the equipment during operation is maintained.

The invention provides a permanent magnet, a rotor assembly and a motor. The permanent magnet is applied to the motor and comprises a first end surface, a second end surface, a first side surface, a second side surface and a transition surface, wherein the first end surface and the second end surface are opposite and are arranged at an interval; the first side surface and the second side surface are located between the first end surface and the second end surface, the first side surface and the second side surface are oppositely arranged, and the first side surface and the second side surface are suitable for extending in the direction from the middle to the edge of a rotor core of the motor; the transition surface is located between the first side surface and the second end surface, and/or the transition surface is located between the second side surface and the second end surface; the distance from the transition surface to the first end surface is less than the distance from the first end surface to the second end surface. According to the invention, reduction of back electromotive force harmonics, cogging torque and torque pulsation is facilitated.

A guide apparatus for a baking oven. The guide apparatus includes a baking support including a projecting edge on opposite sides of the baking support. Further included is a side wall of the oven and a plurality of horizontal bars mounted on the side wall. The horizontal bars form at least one baking level and support the projecting edges of the baking support. Also included is at least one holding means provided on the baking support, which holding means engages beneath one of the plurality of horizontal bars and forms a tilt protection mechanism.

A household appliance is provided. The household appliance comprises a container; wherein an isolator is arranged in the container, and an exhaust port and a liquid level limiting surface are formed on the isolator; a first chamber is defined between a liquid level limiting surface and a part of an inner surface of the container, and the first chamber is communicated with the exhaust port; and at least part of the liquid level limiting surface is opposite to a part of the inner surface of the container. According to the household appliance, a structure of the household equipment is reasonably arranged, so the medium is gathered in the first chamber, the first chamber limits the amount of the medium located in the first chamber, and the amount of the medium to be heated is slightly influenced by the medium amount and the medium temperature of the external area of the isolator; through heating the medium in the first chamber, the time for a medium to boil from normal temperature and generate relatively stable steam can be greatly shortened, and the temperature rise of the medium in the external area of the isolator is very small, so a purpose of quickly generating high-temperature steam can be achieved, and energy loss is avoided.

The invention discloses a construction method for prefabricating and installing a T-beam in a bridging tunnel. The construction method comprises the steps that firstly, a construction site is prepared, and an assembly line system is arranged; reasonably designing a production line layout diagram according to a construction technology disclosure process sequence; each production line is provided with a pedestal arrangement area, a steel bar manufacturing area, a beam manufacturing area, a maintenance area, a primary tensioning area, a maintenance area, a secondary tensioning area and a beam storage area. A gantry crane and a bridge girder erection machine are entrusted to be manufactured by professional manufacturers, and the sizes of the gantry crane and the bridge girder erection machine are limited due to limitation of the height and the width of a tunnel. According to the method, the T-beam is prefabricated in the tunnel, the situation that the T-beam is prefabricated from a farther beam yard and transported to the site for installation is avoided, the construction period is shortened, the transportation cost is reduced, meanwhile, the safety risk is reduced, the beam plates are prefabricated in the tunnel, and due to the fact that sunlight in the tunnel is little and the water loss speed is low, T-beam maintenance is easier compared with outdoor conditions; the time for the concrete to reach the design strength is greatly shortened, and the T-beam tension grouting time is averagely shortened by 1-2 days.