194results about How to "Improve stacking effect" patented technology

A building component having first and second high density foam panels and improved bridging members for connecting the panels that extend between and may be molded into the panels. The bridging members include a pair of elongated end plates oriented in a top to bottom direction of the panels, a pair of substantially identical web members joining the end plates and being substantially symmetrically disposed above and below a central horizontal axis of the bridging member, and a pair of strip members oriented in the top to bottom direction of the panels intersecting the web members. The web members have a unique configuration that maximizes load bearing capacity with a minimum amount of material. The strip members may abut against and be substantially flush with respective inner surfaces of the foam panels to assist in positioning and forming the panels during molding. Seating areas for positioning horizontally and/or vertically disposed rebar in predetermined positions are also provided.

A multiwall vented bag is provided which includes an inner tube formed of a plastic material. The inner tube has an open end initially in an open position and adapted to receive filling material therein and at least one vent opening formed therein. The bag further includes a strip of material positioned adjacent and attached to a preselected region of the inner tube. The preselected region includes the at least one vent opening of the inner tube. The strip also includes at least one vent opening to allow air to pass from within the inner tube, through both the at least one vent opening of the inner tube and the at least one vent opening of the strip. The bag further includes an outer tube positioned to substantially surround outer surfaces of the inner tube. The outer tube is formed of a porous material that allows air released from within the inner tube to pass out of the bag through porous material of the outer tube. A method of forming and using a vented bag are also included.

The invention discloses a warpage resistance nylon 6 composite material for a vehicle air conditioning air door and a preparation method thereof. The composite material is composed of nylon 6 chips, fiberglass, glass microballoons, compatilizer, antioxidizer, a coupling agent and a lubricating agent. The preparation method includes the following steps: (1) after being uniformly mixed, the nylon 6 chips, the compatilizer, the antioxidizer, the coupling agent and the lubricating agent are added into a double screw extruder on the first segment of a barrel, the glass microballoons are added by a side feeding machine on the fourth segment of the barrel, and the fiberglass is added by the side feeding machine on the sixth segment of the barrel; and (2) after being extruded outside, the prepared particles are dried and cooled, and finally the warpage resistance nylon 6 composite material for the vehicle air conditioning air door can be obtained. The warpage resistance nylon 6 composite material prepared by the invention has the advantages of extremely high flexural modulus, high fluidity and favorable dimension stability, solves the problem of warpage of a large finished piece caused by material shrinkage, and guarantees the assembly of the finished piece.

The invention belongs to the technical field of a gelling agent for geologic hazard control as well as filling control of goaf and waste laneway or collapse craters after exploitation of other mines, and provides a formula and a method of a novel polymer composite gelling agent for grouting. The gelling agent comprises the following components in percentage by weight: 10-25% of bentonite, 5-20% of cellulose, 5-20% of vegetable gum, 10-15% of calcium hydroxide, 10-25% of inorganic hygroscopic agent, 0.5-1.5% of inorganic dispersant, 0.5-2% of inorganic flocculent, 6-18% of organic flocculent, and 5-15% of alkali metal carbonate. The gelling agent is used for processing and crushing, mixing with water, and injecting to slurry for gelling. According to the invention, the characteristics of high-hydroscopicity mineral matters and hydroscopic synthetic resin are sufficiently absorbed and utilized, and various ion groups are introduced and adjusted to obtain specific performance, so that the gelling agent has strong water solubility, can form hydrophile and water-insoluble gel in the slurry, and has excellent adhesion force to solids and dissolved matters in the slurry, good gelling property, strong water control function, high and adjustable jelling speed, low cost and no pollution.

The invention relates to a rotary solid bowl centrifuge with a helical conveyor, in particular to a horizontal decanter solid-bowl centrifuge. A flange plate is provided with a scraper, and is connected to the auger conveyor through a screw; a liquid limit ring is arranged on the end part of a helical large-end cylinder, has a sheet ring shape, and has the outer diameter smaller than the inner diameter of a cylindrical bowl; the middle of the liquid limit ring is provided with a through hole sleeved on the helical large-end cylinder and the liquid limit ring is fixedly arranged on the helical large-end cylinder; and an adjusting plate is fixedly arranged on a large-end cover of the bowl, and is fixedly connected with a blocking plate. The horizontal decanter solid-bowl centrifuge has the characteristics of compact structure, convenience for installation, simple operation and maintenance, good use effect and the like; the scraper can effectively scrape solid-phase particle accumulation, has a good effect, and protects the safety of a seal ring and a bearing; the liquid limit ring contributes to settling fine solid-phase particles to greatly improve the separating performance of the machine; and the adjusting plate with the blocking plate effectively prevents flowing liquid from splashing to a labyrinth seal ring, and the liquid is prevented from being leaked to protect environment. The technology is applied to the horizontal decanter solid-bowl centrifuge.

A package material blank comprises a plastic opening device, having a first portion on a first side and a second portion on a second side of the package material blank. The portions are connected with each other via a material bridge penetrating the blank. A grip portion is attached to a distal end of the first portion and displaced form the blank to facilitate easy grabbing for a consumer.

The invention relates to a self-expanding inorganic foam foaming filling material for mines. The foaming filling material comprises, by weight, 82-96 parts of a hydraulic cementing material, 1-5 partsof an air entraining agent, 1-5 parts of a reactive chemical foaming agent, 0.5-2 parts of an early strengthening agent, 1-5 parts of a thickener, 0.5-1 part of a foam stabilizer and 1-5 parts of a coagulation accelerator. The foaming filling material can be conveyed for a long distance by screw grouting after being mixed with water having an amount 2-3 times the amount of the foaming filling material, so large-water-material ratio and long-distance conveying is achieved; and the above obtained slurry is continuously foamed and expanded in the conveying process, has a large expansion ratio after being discharged from a tube orifice, and also has the characteristics of certain self-expansion, permanent consolidation, and realization of no shrinkage or collapse and stable volume of a foamedbody before being completely solidified. The product has excellent construction performance, has a good fluidity in a conveying pipeline, makes the foamed body have a small specific gravity and a high strength, is suitable for filling and sealing treatment of the top-coal caving region and corners over and below of underground coal mines, is especially suitable for filling of irregular caving spaces, and realizes the dense topping effect by means of the self-expansion of the material.

The present invention relates to an easy-open container cap comprising: a cap member having a preformed opening; With a pull tab, the pull tab for unsealing includes a flexible pull tab member and a plug member that is formed to be bonded to the pull tab member and can be fitted with the opening of the aforementioned cover member, and the aforementioned flexible pull tab The member is releasably attached and fixed to the opening peripheral portion of the cover member. Therefore, there is an advantage that good effects can be obtained, that is, having resealability, that is, the temporary reseal that temporarily closes the opening once unsealed can be repeatedly performed, and has good resealability when the sealability and unsealability are good. Indication function, easy opening, etc.

A paper conveying device includes a cassette-type paper storage unit that can be attached to or detached from an image forming apparatus main body in a state where paper is stored. Among them, the paper storage part has a main storage part and a sub storage part composed of a plurality of papers of different types and sizes at the same time. Paper can be conveyed from the sub storage unit in a state where the paper storage unit is attached to the main body of the image forming apparatus. In inkjet printers, etc., in order to reduce the burden on the user when replacing paper, especially for paper that is prone to curling such as postcards, the necessary space is ensured even if the drop to the loading surface of the paper discharge tray is not considered as a curled portion. Stack up space. Therefore, it is easy to adopt such a device as a low-cost model for general consumers, which suppresses the increase in size and manufacturing cost of the device.

The invention discloses a magnetic belt type automatic plate stacker, which comprises a frame and an electromagnetic belt assembly arranged on the top of the frame, wherein the electromagnetic belt assembly comprises an electromagnet-mounting frame, a conveyer belt and a motor, a plurality of electromagnets are regularly mounted on the electromagnet-mounting frame, the upper end surfaces of the electromagnets are mounting surfaces, the lower end surfaces of the electromagnets are attracting surfaces and are in direct contact with the conveyer belt, the conveyer belt conveys steel plates under the drive of the motor and the effect of the attracting force of the electromagnets upon the conveyer belt, and an automatic stacking assembly is arranged under the electromagnetic belt assembly. The magnetic belt type automatic plate stacker disclosed by the invention is used for small steel plates after a steel coil is cut into pieces, the range of the sizes of steel plates capable of being stacked by the equipment is wide, moreover, the magnetic belt type automatic plate stacker is easy and convenient to operate, the stacking quality is good, and plate surfaces do not have any damage.

The invention relates to the technical field of cement additives, in particular to a cement grinding aid and a preparation method thereof. The cement grinding aid comprises an amide compound and a polyol compound. The preparation method includes: mixing and stirring diethanol amine and acrylate derivatives to perform ester aminolysis reaction so as to obtain the cement grinding aid. The cement grinding aid is capable of satisfying the standard requirements of the cement grinding aids, excellent in grinding aiding effect and quality stability, capable of increasing compressive strength and capable of being used along with an existing cement grinding aid to improve the quality stability of the existing cement grinding aid and increase the grinding aiding effect.

The invention relates to an online mixed stacking method based on a buffer area. The method comprises the following steps that A, goods on a conveyor belt are sequentially placed in the buffer area, the size information of the goods is collected, and the placing posture of the goods is generated; B, according to the space condition occupied by the placement postures of the cargoes, waste spaces generated by different placement postures of a single cargo and different placement sequences of a plurality of cargoes under different stacking modes when the cargoes are stacked to the tray are calculated, and the waste spaces are gaps between the cargoes and gaps between the cargoes and the tray; C, a stacking method with the least waste space is selected, the cargoes are selected one by one from the buffer area according to the stacking method, and the cargoes are placed into the trays; and D, if the tray space reaches the upper limit, the tray is replaced; and if not, the steps A, B and C are repeated. The stacking time is shortened, and the utilization rate of the stacking space is increased.

The invention belongs to the field of coal field fire control engineering and the filling of gobs, abandoned roadways and collapse pits after geological disasters and the mining of coal mines and thelike, and particularly relates to a compound sand-suspending agent for slurry filling and a preparation method and usage thereof. The compound sand-suspending agent is prepared from the following components: 45 to 70 percent of bentonite (sodium-based), 25 to 40 percent of vegetable gum, 2 to 8 percent of cellulose, 0.3 to 3 percent of sodium polyacrylate, 0.3 to 3 percent of polyacrylamide, 0.05to 2 percent of sodium dodecylbenzene sulfonate, 0.5 to 2 percent of hydrous magnesium silicate, 0.2 to 1 percent of calcium hydroxide, 0.5 to 2 percent of calcium sulphate and 0.5 to 5 percent of sodium bicarbonate, and all the percentages are percentages by weight. The invention further discloses the preparation method and usage of the compound sand-suspending agent for slurry filling. The invention mainly achieves the objective that after sand-fly ash slurry filling material is mixed with water and a small amount of sand-suspending agent, long-distance pipeline or borehole transport is realized, the sand slurry is prevented from depositing to block a pipeline in the process of transport, and thereby the sand slurry smoothly arrives at a space to be filled and realizes fracture sealing,temperature decreasing and fire extinguishment, safety and high efficiency and fire zone reburning prevention.

The invention discloses a method for guaranteeing the stack mounting precision of straight-slot iron cores of a motor and a stack mounting die employed in the method. According to the method, at least three key boards are adopted for performing positioning during stack mounting of the iron cores, so that the concentricity of the iron cores are improved; limiting blocks are clamped on the key boards between an upper pressure plate and a lower pressure plate, bending deformation of the key boards is limited through clamping grooves of the limiting blocks, and the verticality between the key boards and positioning surfaces of the upper pressure plate and the lower pressure plate is guaranteed through the processing precision of two end surfaces of each of the clamping grooves and the limiting blocks. The method is high in stack mounting efficiency; stacked layers of iron core stamping sheets are regular in a stack mounting process and unlikely to deform, so that the motor quality can be remarkably improved.

The invention discloses an automatic palletizing machine. The automatic palletizing machine is provided with a board receiving mechanism mainly composed of a board receiving device, a downward pressing device and temporary board receiving devices symmetrically arranged on two sides of the output end of a conveying mechanism. When the machine is in work, a transmission shaft is driven to rotate bya third driving device, so that a crank connection rod component connected with a rotation shaft drives clamping boards to do reciprocating actions of opening or closing, and thus a board can be accurately clamped, meanwhile the arranged downwards pressing device presses downwards, the board is effectively pressed down and palletized, and the board is prevented from blocking the machine. Therefore, the board receiving mechanism adopted by the invention can accurately carry and effectively level the boards, automatically and orderly palletize the boards, and also can solve the technical problems that the boards cannot be palletized due to the fact that the surfaces of the boards are uneven, and the boards deviates during a conveying process; and palletizing of the boards adopts a way of receiving the boards from the bottom up, so that the machine has the advantages of being good in palletizing effect, prevented from being blocked, not easy to wear and high in security performance.

The invention belongs to the technical field of big data, and discloses a big data-based cloud platform log management system, which comprises a log collection module used for analyzing and mining logpractices through a distributed multi-task method; a log preprocessing module is used for filtering log events and merging similar events through an auditing strategy, and sending the log events andthe similar events to the real-time detection module and the database system respectively; the database system is used for storing the log events sent by the log preprocessing module; the real-time detection module is used for auditing the processed log event and responding to an auditing result according to a response strategy; and the log analysis module is used for analyzing historical data inthe database system and displaying an analysis result through a chart according to user settings. According to the invention, the working efficiency of operation and maintenance personnel in the operation and maintenance management process and the perception ability of the safety situation can be improved.