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422 results about "Injection equipment" patented technology

Light injection device

The utility model relates to light injection equipment which is used for carrying out light injection on a battery piece and comprises a conveying assembly, a heating assembly, an illumination assembly and a cooling assembly, the conveying assembly is used for conveying the battery piece so that the battery piece can sequentially penetrate through the heating assembly, the illumination assembly and the cooling assembly, and the heating assembly is used for heating the battery piece; the illumination assembly comprises an illumination module and a first heating module, the illumination module is arranged above the conveying assembly to irradiate the battery pieces from the upper portion, and the first heating module is arranged below the conveying assembly to be used for heating the battery pieces on the conveying assembly; and the cooling assembly is used for cooling the battery piece penetrating through the illumination assembly. Hydrogen atoms in the battery piece are activated through the heating assembly, and then the hydrogen atoms are ionized through the illumination assembly, so that a non-composite center is formed; and finally, the rate of re-activation of the passivated defects is reduced through the cooling assembly, the passivation effect is improved, the defects in the battery piece reach a stable state, and meanwhile the conversion efficiency of the battery piece is improved.
Owner:HENGDIAN GRP DMEGC MAGNETICS CO LTD

Underground coal gasification method and gas injection equipment

The invention belongs to but not limited to the technical field of underground coal gasification, and discloses an underground coal gasification method and gas injection equipment. Constructing a directional drill hole and a gasification channel penetrating through the underground coal seam; a gas injection pipe with a plasma torch is put into the gasification channel, a gasification agent is injected, and in-situ gasification of the underground coal seam is implemented; and the generated gas is conveyed to the ground for collection through the drill hole. According to the underground coal gasification method and the gas injection equipment provided by the invention, the gasification agent is activated by the plurality of plasma torches arranged in the directional channel at the tail end of the gas injection pipe and then is directionally jetted to the coal seam, so that the gasification agent is in contact with the coal seam in a short time and is gasified, the directional conveying of the plasma gasification agent is realized, and the effective utilization rate of the plasma gasification agent is improved; meanwhile, a combustion space area of the coal seam after gasification can be expanded in a fan shape in the longitudinal direction with the gasification agent outlets of the plasma torches as the center, the expansion equivalent radius of the combustion space area is relatively large, and a large amount of coal can be gasified through one gasification channel.
Owner:INNER MONGOLIA RESEARCH INSTITUTE CHINA UNIVERSITY OF MINING AND TECHNOLOGY (BEIJING)

Double-screw injection table

The invention discloses a double-screw injection table and belongs to the field of injection equipment, the double-screw injection table comprises a machine body, an upper injection table and a lower injection table, the lower injection table comprises a discharging pipe, a lower screw rod, a sliding plug, a pressure air cylinder and a closing valve, and the discharging pipe and a mold are separated through sealing of the closing valve; then, the rotating lower screw rod is pushed to compress the pressure cylinder under the counter-acting force when extruding the materials, so that the materials can continuously move along with the lower screw rod and continuously enter the lower screw rod, and when next feeding is needed, the closing valve is opened, and the pressure of the pressure cylinder is released, so that the materials are pushed to quickly enter the mold; the effects of quickly feeding and saving the feeding time are achieved, and meanwhile, the pressure of the pressure air cylinder is utilized to enable the materials to be pressed into the mold, and then the pressure maintaining action can still be conducted.
Owner:NINGBO LISONG INJECTION MOLDING TECH CO LTD

Pre-oiling process and oiling equipment for aluminum pipe of heat exchanger

The invention relates to the technical field of aluminum pipe oil injection, and discloses a heat exchanger aluminum pipe pre-oil injection process and oil injection equipment. Oil injection connectors are evenly distributed on the top of a protection box, air blowing connectors fixed to the top of the protection box are arranged between every two adjacent oil injection connectors, and oil injection heads corresponding to the oil injection connectors are evenly distributed on the rear side wall of the protection box; blowing heads corresponding to the blowing connectors are evenly distributed on the rear side wall of the protection box, each set of oil injection connectors are connected with an oil injection tank through an oil injection pipe, each set of blowing connectors are connected with an air conveying pipe through an air blowing pipe, volatile oil carries lubricating oil to enter an aluminum pipe, only effective lubricating components are reserved after volatilization, a stable lubricating film is built before pipe expansion, and the lubricating effect is improved. The tooth-shaped change rate of the inner wall of the aluminum pipe is reduced from 31% to 11%, the risk that the expansion head adheres to aluminum is remarkably reduced, the tooth-shaped structure is protected, the traditional expansion pipe oiling procedure is omitted, and the machining efficiency is improved.
Owner:XINXIANG LONGJIN PRECISE ALUMINUM TUBE TECH CO LTD

Multi-station additive cluster accurate feeding equipment based on PLC and SCADA

The invention provides multi-station additive cluster accurate feeding equipment based on a PLC and SCADA, the multi-station additive cluster accurate feeding equipment based on the PLC and the SCADA comprises a material distributing assembly and a stirring assembly which are fixed at the top of a support, the stirring assembly is located on one side of a feeding assembly, a plurality of material distributing pieces distributed at equal intervals are rotationally arranged in the feeding assembly, and the stirring assembly is located on the other side of the feeding assembly; a plurality of material distributing pieces are arranged on the base, material distributing barrels are arranged in the material distributing pieces, material distributing grooves are formed in the surfaces of the material distributing barrels, scraping assemblies are arranged in the material distributing grooves in a sliding mode, the scraping assemblies are attached to the inner walls of the material distributing grooves, and one ends of the scraping assemblies penetrate through one ends of the material distributing barrels and are fixedly connected with the output ends of the material distributing pieces; according to the multi-station additive cluster accurate feeding equipment based on the PLC and the SCADA, a linkage mode is adopted, the inner wall of the material distributing groove can be cleaned in time in the material taking process, the phenomenon that high-viscosity materials are left is avoided, and the risk that the residual materials go bad or are mixed into a new batch is reduced to a certain extent.
Owner:丁松林

Glue injection equipment for anti-seepage construction of building wall

The invention discloses glue injection equipment for anti-seepage construction of a building wall, and relates to the technical field of anti-seepage construction of walls, the glue injection equipment comprises a mounting plate, universal wheels and directional wheels are mounted on the upper side and the lower side of the rear end face of the mounting plate respectively, the universal wheels and the directional wheels are used for moving the glue injection equipment on the surface of the wall, and an operation handle is mounted on the front end face of the mounting plate; the grooving mechanism is mounted on the rear end face of the mounting plate, and the grooving mechanism is used for forming a V-shaped groove in the crack leakage position on the surface of the wall; the driving mechanism is mounted on the grooving mechanisms and used for driving the grooving mechanisms on the left side and the right side of the mounting plate to move alternately; through cooperative arrangement of the grooving mechanism and the glue injection mechanism, forming of a V-shaped groove and synchronous continuous glue injection treatment on the surface of the wall surface leakage gap can be achieved, tedious punching, glue injection pipe installation and multiple times of pipeline connection glue injection operation are not needed, and therefore the efficiency of glue injection construction of the wall surface leakage gap is improved.
Owner:NANTONG INST OF TECH

High-performance aluminum alloy die-casting equipment for automobile structural parts

The invention discloses automobile structural member high-performance aluminum alloy die-casting equipment, and relates to the technical field of automobile structural member die-casting molding, the automobile structural member high-performance aluminum alloy die-casting equipment comprises a base, and a pressure injection device is fixed on the upper end face of the base; the supporting seat is fixed on the base; the movable mold plate is arranged on the supporting seat in a sliding manner; the press machine is fixed in the supporting seat, and the output end of the press machine is connected with the bottom of the movable template; the fixed mold plate is fixed on the supporting seat and is communicated with the pressure injection equipment; the pressurizing assembly is fixed to the supporting base, and the output end of the pressurizing assembly is connected with the movable mold plate; the multiple self-locking assemblies are arranged in the fixed mold plate in a sliding mode; the mold locking assembly is installed on the upper end face of the supporting base.
Owner:JIANGSU GOKA LIGHT ALLOY CO LTD

Electric cylinder oiling equipment and electric cylinder oiling control system

The utility model relates to electric cylinder oiling equipment and an electric cylinder oiling control system. The equipment comprises an oiling assembly, a first switching circuit and a controller. The oiling assembly is used for oiling the electric cylinder; the first switching circuit is connected in series to a power supply loop of the oiling assembly; the controller is connected with the first switching circuit, and the controller outputs a first level signal to the first switching circuit to trigger the first switching circuit to be closed under the condition that the working duration of the electric cylinder reaches the timing duration. By adopting the equipment, the injection amount of the lubricating oil can be accurately controlled.
Owner:DONG GUAN GOOGOL AUTOMATION TECH CO LTD

Circular rubber injection equipment and method for rubber shoes based on annular rotation and dynamic temperature control

The invention discloses circular rubber injection equipment and method for rubber shoes based on annular rotation and dynamic temperature control, and belongs to the field of rubber shoe production equipment.The circular rubber injection equipment is provided with an annular rotary multi-station mold set, seamless circular connection and parallel operation of rubber injection, vulcanization, cooling and demolding procedures are achieved, and the production efficiency is improved. The problem of low production efficiency caused by long vulcanization time of a traditional single mold is solved, the mold group is arranged to be in a turnover type, the mold group is slightly swung left and right in a short time before rubber is not crosslinked in the initial stage of vulcanization, on one hand, uniform circulation of rubber in a mold cavity is promoted, on the other hand, the temperature uniformity is improved through rubber flowing, and in the vulcanization process, the production efficiency is improved. The temperature of rubber in a cavity is monitored in real time through a thermocouple, dynamic temperature compensation is conducted on a mold set according to the real-time temperature, in addition, a heat exchange assembly communicates with a heating cavity and a refrigerating cavity in a circulating treatment box through a heat source pipe and a cold source pipe correspondingly, and rapid switching of a heat source and a cold source is achieved according to different stages.
Owner:JIANGSU ZHENSHUN TECHNOLOGY CO LTD

Injection Molding Machine, Injection Apparatus, Clamping Apparatus, and Method of Data Processing

An injection molding machine includes an injection apparatus that injects an injection material into a mold and a clamping apparatus that clamps the mold. An injection control device that controls injection of the injection material by the injection apparatus is connected to a clamping control device to communicate data therewith, the clamping control device controlling a magnet clamp of the clamping apparatus.
Owner:THE JAPAN STEEL WORKS LTD

Multifunctional combined injection equipment and injection process for converter top lance

The application discloses a converter top gun multifunctional combined injection equipment, which comprises a gas main pipeline, a top gun, a first weighing bin for containing a first powder, a second weighing bin for containing a second powder, a fluidized bed connected with the first weighing bin and the second weighing bin, and a first powder injection bin and a second powder injection bin connected with the fluidized bed, wherein the first weighing bin and the second weighing bin are connected with the gas main pipeline, and the first powder injection bin and the second powder injection bin are connected with the top gun; the first powder is a lime powder or a carbon powder, and the second powder is a lime powder or a carbon powder. The top gun multifunctional combined injection equipment can reduce the consumption of lime and steel materials in the converter process, improve the dephosphorization rate and the quality of molten steel, increase the scrap steel ratio and production efficiency, and realize high efficiency and green smelting. The application further discloses a converter top gun multifunctional combined injection process.
Owner:МААНЬШАНЬ АЙРОН ЭНД СТИЛ КО ЛТД

Closed-loop control pouring sealant quantitative injection equipment

The utility model provides closed-loop control pouring sealant quantitative injection equipment, which comprises a frame assembly, a moving assembly and a sealant injection assembly, the upper side surface of the frame assembly is provided with the sealant injection assembly for injecting sealant to a DC power supply module through the moving assembly, and the frame assembly comprises a frame body. The moving assembly comprises an installation frame, a first sliding rail and a second sliding rail, the first sliding rail and the second sliding rail are used for controlling the position of the glue injection assembly, the glue injection assembly comprises a moving part used for displacement, and a rotating part is installed on the surface of the front side of the moving part. Through the combined movement of the moving part and the rotating part, the glue injection assembly can meet the glue injection requirements of DC power modules of different sizes, shapes and structures, the production requirements and quantitative glue injection operation of various types of products can be met only by programming or adjusting the parameters of the moving part and the rotating part, and the universality of the equipment is improved.
Owner:QINGDAO ZHITENG POWER CO LTD

Ultrasonic probe structure and ultrasonic electromagnetic instrument

The invention relates to the field of ultrasonic flaw detection electromagnetic equipment, in particular to an ultrasonic probe structure and an ultrasonic electromagnetic instrument. The ultrasonic probe structure is arranged on the surface of gas injection equipment and comprises a shell, and at least one gas groove body is arranged in the shell; the air groove body is provided with a forked structure, and the forked structure divides the air groove body into a main air groove and at least two auxiliary air grooves which are symmetrically arranged relative to the main air groove; each auxiliary gas groove is connected with a throttling gas channel, and the outer end of each throttling gas channel is communicated with a pressure cavity used for diffusing gas and forming a uniform gas film support. Through cooperation of step throttling and an external pressure cavity, suspension stability is achieved, and the problem that in the prior art, an ultrasonic detection head lacks effective suspension buoyancy, and consequently detection is not accurate is solved.
Owner:HENGYANG RAMON SCI & TECH CO LTD

Bolt-grouting device and bolt-grouting equipment for pushing and grouting anchor rod

The invention discloses a bolting-grouting device and bolting-grouting equipment for pushing and grouting an anchor rod, and relates to the technical field of tunnel engineering machinery. The radial slurry discharge hole I is formed in the guide pipe, the radial slurry discharge hole II is formed in the nut loop bar, the butter slurry blocking assembly I is arranged on the nut loop bar at the tail end of the guide pipe, the butter slurry blocking assembly II is arranged on the anchor rod loop bar at the tail end of the nut loop bar, and when the butter slurry blocking assembly II fails, an axial slurry discharge hole is formed in the failure part; slurry in a gap between the nut sleeve rod and the anchor rod sleeve rod is discharged from the axial slurry discharge hole; an independent slurry discharging cavity is formed in the gear box, and the grease slurry blocking assembly II is located in the slurry discharging cavity. A quadruple slurry return prevention system of radial active slurry discharge, axial passive plugging, axial passive slurry discharge and gear box slurry discharge is adopted, and the problems that according to an existing bolting and grouting device, due to the fact that cement slurry flows back and infiltrates into a gear box, work of the gear box is affected, and gears are corroded and damaged are solved.
Owner:SICHUAN LANHAI ENG EQUIP MFG CO LTD

A mouse wearable micro-injection device for slow release of salidroside

The application discloses a mouse wearable micro-injection device for slow release of rhodiolin, and relates to the technical field of medical miniaturized devices. The device comprises a fixing frame, a slow injection device arranged at the upper end of the fixing frame, and a flow guide device connected with the slow injection device. The slow injection device comprises a syringe body internally provided with a liquid storage area and a reaction area. An injection plug is arranged between the liquid storage area and the reaction area. The side edge of the injection plug is in close contact with the inner wall of the syringe body. The flow guide device is in communication with the liquid storage area. The device can realize accurate control of the drug release rate through three different reaction mechanisms, i.e. gas driving of a drug bin, physical expansion of an expansion bag and composite expansion of an expansion bin. In addition, the design of the hanging ear port in the fixing frame can not only disperse the pressure on the ears, but also reduce the fluctuation range of the mouse's corticosterone level in combination with the lightweight structure design.
Owner:ZHEJIANG HOSPITAL

High-material-level shutdown device for material receiving barrel of crusher

The utility model discloses a high material level shutdown device for a material receiving barrel of a crusher, which relates to the technical field of material receiving of crushers and comprises a floating plate component, an alarm and a rotary execution element. The floating plate assembly is used for floating on a raw material in a material receiving barrel of the crusher so as to ascend or descend along with ascending or descending of the top liquid level of the raw material; the alarm is in signal connection with external material injection equipment so as to control the external material injection equipment to inject materials into the material receiving barrel of the crusher or stop injecting the materials; the rotary execution element is rotationally connected with the side wall of the crusher receiving barrel, the floating plate assembly continues to ascend to push the first end of the rotary execution element to rotate so as to drive the second end of the rotary execution element to rotate so that the second end of the rotary execution element can make contact with the alarm, and then the alarm controls external material injection equipment to stop material injection. The structure is simple, using is convenient, raw materials are effectively prevented from overflowing, and automation of the device is effectively improved.
Owner:BAOTOU IRON & STEEL (GROUP) CO LTD

Underground coal gasification method and gas injection equipment

The present invention belongs to, but is not limited to, the technical field of underground coal gasification, and discloses an underground coal gasification method and gas injection equipment; constructs a directional borehole and a gasification channel that penetrates an underground coal seam; lowers a gas injection pipe carrying a plasma torch into the gasification channel and injects a gasifying agent to implement in-situ gasification of the underground coal seam; and the generated coal gas is transported to the surface through the borehole for collection. The underground coal gasification method and gas injection equipment proposed by the present invention activate the gasifying agent through multiple plasma torches built into the directional channel at the end of the gas injection pipe and then directionally injects it into the coal seam. The gasifying agent contacts and gasifies the coal seam in a relatively short period of time, thereby achieving directional transportation of the plasma gasifying agent and improving the effective utilization rate of the plasma gasifying agent, thereby increasing the effective component content of the coal gas. At the same time, the combustion zone of the coal seam after gasification will expand in a fan-shaped manner longitudinally with the gasifying agent outlet of each plasma torch as the center. The expansion equivalent radius of the combustion zone is relatively large, and a single gasification channel can gasify a large amount of coal.
Owner:INNER MONGOLIA RESEARCH INSTITUTE CHINA UNIVERSITY OF MINING AND TECHNOLOGY (BEIJING)

Full-automatic horizontal hot melt adhesive injection machine

The utility model relates to the technical field of glue injection equipment. The full-automatic horizontal hot melt adhesive injection machine comprises a base and an adhesive injection device body fixedly installed on the upper surface of the base, a clamping assembly is fixedly installed on the upper surface of the adhesive injection device body and comprises an installation plate, the installation plate is fixedly installed on the upper surface of the adhesive injection device body, and the clamping assembly is fixedly installed on the upper surface of the adhesive injection device body. A mounting groove is formed in one side of the mounting plate, a first fixing plate is movably clamped in the mounting groove, and the clamping assembly is fixedly mounted on the upper surface of the glue injector body, so that the clamping assembly ensures that a workpiece does not move or deviate in the glue injection process through stable clamping force, the glue injection accuracy is ensured, and the glue injection efficiency is improved. And through mutual cooperation of the arranged first motor and the telescopic rod, the clamping block is moved front and back, and the device can adapt to workpieces of different sizes.
Owner:HUNAN XINWOSHENG CNC EQUIP CO LTD

Manufacturing device and manufacturing method of heat generating structure, heat generating structure and non-combustion smoking set

The application discloses a manufacturing device of a heating structure, which is used for manufacturing the heating structure, and the heating structure comprises an outer tube and a bearing body, a sealed cavity is formed between the outer tube and the bearing body, the outer tube comprises a tube wall and a first cover plate and a second cover plate connected to opposite ends of the tube wall, the first cover plate and the second cover plate are connected to an outer wall of the bearing body; the manufacturing device of the heating structure comprises a forming die and a high-temperature injection equipment, the forming die is internally provided with a pouring cavity and a positioning part for fixing the bearing body, the pouring cavity is provided with an annular opening corresponding to the positioning part, the forming die is provided with an injection port communicating with the pouring cavity, the pouring cavity is used for pouring to form the tube wall and the first cover plate, and the first cover plate is connected to the bearing body at the annular opening; the high-temperature injection equipment comprises a heating module for heating hot-melt material to a molten state and an injection head for being docked with the injection port. The manufacturing device of the heating structure has good product consistency. The application further relates to a manufacturing method of the heating structure, the heating structure and a non-combustion smoking set.
Owner:SHENZHEN SMISS TECH CO LTD

Glue pouring nozzle and battery glue pouring equipment

The utility model provides a glue pouring nozzle and battery glue pouring equipment, the glue pouring nozzle comprises a glue outlet pipe, the glue outlet pipe is used for being connected to a glue pouring port of the battery glue pouring device; the cleaning assembly is connected to the glue outlet pipe, the cleaning assembly comprises a cleaning piece and a control valve assembly, and the cleaning piece is used for conveying a cleaning medium; the control valve assembly is arranged to control connection and disconnection of the cleaning piece and the glue outlet pipe.
Owner:EVE POWER CO LTD

Injection equipment

This invention provides an injection device, including a dispensing screw, an injection lead screw, a first power mechanism, and a second power mechanism. The first power mechanism is driven by the dispensing screw to drive it to rotate around its axis. The second power mechanism is driven by the injection lead screw to drive it to rotate around its axis. The injection device further includes a power conversion mechanism, which is connected to the first power mechanism. The power conversion mechanism can be selectively connected to either the dispensing screw or the injection lead screw, so that the first power mechanism drives either the dispensing screw or the injection lead screw to rotate under the action of the power conversion mechanism. This invention solves the problem of high cost in existing injection devices.
Owner:ZHUHAI GREE INTELLIGENT EQUIP CO LTD +1

Liquid injection method and device for lithium battery to be injected with liquid, computer equipment and medium

The invention discloses a liquid injection method and device for a to-be-injected lithium battery, computer equipment and a medium. The liquid injection method comprises the following steps: acquiring the rated capacity of a battery to be injected, the actual liquid injection port diameter and the actual liquid injection port number on a shell of the battery to be injected, and acquiring the set liquid injection amount of a liquid injection machine; the liquid injection time is calculated according to the rated capacity, the actual liquid injection opening diameter, the liquid injection opening number and a preset mathematical model; wherein the preset mathematical model comprises the corresponding relation between the liquid injection time and the rated capacity, the actual liquid injection port diameter and the liquid injection port number; the liquid injection rate is determined according to the liquid injection time and the set liquid injection amount; and injecting liquid into the to-be-injected lithium battery according to the liquid injection rate and the liquid injection time. According to the method, the liquid injection time is accurately calculated through the pre-established preset mathematical model among the rated capacity of the battery, the liquid injection port parameters and the liquid injection time, the method is simple and high in applicability, the consistency of the liquid injection amount of the battery can be ensured, the production efficiency is improved, expensive liquid injection equipment is not needed, and the cost is reduced.
Owner:EVE POWER CO LTD

A twin-screw injection molding machine

The application discloses a double-screw injection platform and belongs to the field of injection equipment, which comprises a machine body, an upper injection platform and a lower injection platform. The lower injection platform comprises a discharge pipe, a lower screw rod, a sliding plug, a pressure cylinder and a closing valve. The sealing of the closing valve separates the discharge pipe from a mold. When the lower screw rod is rotating and extruding materials, the lower screw rod is pushed and compressed by the reaction force, so that the materials can continuously move along with the lower screw rod and enter the lower screw rod. When the next feeding is needed, the closing valve is opened, and the pressure of the pressure cylinder is released, so that the materials are pushed into the mold quickly, the feeding time is saved, and the pressure maintaining action can be performed after the materials are pressed into the mold by the pressure of the pressure cylinder.
Owner:NINGBO LISONG INJECTION MOLDING TECH CO LTD

Construction method and system for eliminating water seepage points of water pool

The invention provides a construction method and system for eliminating water seepage points of a pool, and the method comprises the following steps: a drilling step: a percussion drill or a hydraulic percussion drill is adopted to drill the leakage points of the side wall of the pool, and the drilling depth is not less than two thirds of the thickness of the side wall of the pool; cleaning and mounting: washing and cleaning the drilled hole; high-pressure glue injection is conducted, specifically, high-pressure glue injection equipment is connected to the top of the expansion screw, and waterproof glue is injected into the expansion screw through high pressure; cutting: after the waterproof glue in the expansion screw is completely dried, cutting the expansion screw by adopting an angle grinder, so that the expansion screw is flush with the surface of the side wall of the pool; and an anti-corrosion treatment step: carrying out anti-corrosion treatment on the exposed expansion screw. According to the method, the leakage points on the side wall of the pool can be accurately treated, and the waterproof glue can fully fill water seepage gaps under the high pressure effect, so that the leakage points are effectively blocked, the waterproof performance of the pool is greatly improved, and reworking caused by improper treatment of the leakage points in the pool construction process is avoided.
Owner:CHINA HUADIAN ENG CO LTD

Injection molding device for producing a smart cap

ActiveCN224675391UInjection equipmentAir pump
The utility model discloses an injection molding device for producing smart cover, including support base and injection equipment, and injection equipment includes inside spiral conveying equipment and the coil heating layer of wrapping spiral conveying equipment, and the rear end top of spiral conveying equipment is equipped with the storage tank, and the top of storage tank is equipped with the feeding pipe orifice, and the outside of coil heating layer includes being equipped with the heat -collecting shell, and the top of heat -collecting shell is equipped with a plurality of gas ducts, and the bottom of heat -collecting shell is equipped with the filter air inlet, and a plurality of gas ducts commonly are equipped with the gas collector, and the top of gas collector is equipped with the air pump, and the outside of storage tank is wrapped and is equipped with the heat -proof shell, and the air pipe that the space bottom intercommunication of storage tank and heat -proof shell is equipped with in air pump, and the top of heat -proof shell is equipped with the exhaust pipe way. The utility model has the advantages compared with prior art: the device can guarantee the further utilization of heat, guarantees the reduction of overall energy consumption through setting up the air extraction structure outside the heating coil, and preheats the material to the outside of storage tank with the redundant heat, can guarantee.
Owner:GUIZHOU XUANHEZHIXING PLASTIC PROD CO LTD

A screw connection mechanism for an injection device and an injection device

This utility model belongs to the technical field of injection devices, and provides a screw connection mechanism for injection equipment and an injection device. The connection mechanism includes: a hollow shaft, which is fixedly connected to the output end of a motor, and the inner peripheral wall of the hollow shaft is provided with a first limiting structure; a connecting sleeve, which is axially movable and disposed within the hollow shaft and connected to the screw, and the outer peripheral wall of the connecting sleeve is provided with a second limiting structure. Compared with the prior art, this utility model, by providing an inner peripheral wall with a first limiting structure within the hollow shaft and a matching second limiting structure on the outer peripheral wall of the connecting sleeve, allows the two to cooperate through multi-faceted contact. This enables the connecting sleeve and the screw to rotate synchronously when the hollow shaft rotates, while allowing the connecting sleeve to move freely along the axial direction. This structure simplifies the complexity of traditional connection structures, avoids problems such as poor fit and clearance accumulation caused by multi-stage connections or rolling elements, and improves transmission efficiency and equipment service life.
Owner:NINGBO MUZHUO MASCH TECH CO LTD

A positive and negative pressure inerting system and method for rapid fire prevention and extinguishing in goaf areas

The present invention relates to a positive and negative pressure injection inerting system and method for rapid fire prevention and extinguishing in goafs, belonging to the field of fire prevention and extinguishing in goafs; it solves the problem of poor fire extinguishing effect of existing fire extinguishing methods in goafs; the technical solution is: it includes a first gas injection main pipe and a plurality of air collecting devices, the air collecting devices are placed in the first gas injection main pipe, the air collecting devices and the first gas injection main pipe are gap-matched, the first gas injection main pipe is connected to the gas injection equipment, an air flow channel is provided through the air collecting device, the air collecting air inlet of the air flow channel is interconnected with the first gas injection main pipe, the air collecting air outlet of the air flow channel is connected to a pumping branch pipe, the low-pressure part of the air flow channel is connected to one end of the main drilling pipe through a gas return pipe, the gas return pipe and the air flow channel are interconnected, the main drilling pipe is arranged in the goaf, and the other end of the main drilling pipe is connected to the second gas injection main pipe, so as to achieve the effect of rapid fire extinguishing coordinated by pumping and injection; the present invention is applied to fire prevention and extinguishing in goafs.
Owner:SHENHUA SHENDONG COAL GRP +1

Low-clearance in-situ remediation agent injection equipment in building

The utility model discloses low-clearance in-situ remediation agent injection equipment in a building, and belongs to the technical field of soil remediation. The low-clearance in-situ remediation agent injection equipment comprises a bottom plate, a rotating seat and a positioning block are fixedly mounted on the upper surface of the bottom plate, a stand column is rotatably connected to the interior of the rotating seat, and a second connecting seat is fixedly connected to the rear side of the stand column; an adjusting groove is formed in the top of the positioning block, a lead screw is rotationally connected into the adjusting groove, and a rotating handle fixedly connected with one end of the lead screw is arranged on one side of the positioning block. The rotating handle is rotated to drive the lead screw to rotate to adjust the position of the adjusting block, motion transmission is conducted through cooperation of the first connecting base, the connecting rod and the second connecting base, linear motion is converted into angle change, and therefore the inclination angle of the stand column is adjusted; the first motor drives the threaded rod to rotate to adjust the position of the sliding block, so that the sliding block can drive the drilling mechanism to be obliquely inserted into the ground for medicine injection construction.
Owner:SHANGHAI YAXIN BUILDING ENG MAIN CONTRACTING

Anti-dripping liquid medicine injection equipment

The utility model relates to the technical field of liquid medicine injection equipment, in particular to anti-dripping liquid medicine injection equipment. Comprising a supporting base, a supporting bracket, an injection cylinder barrel, a lifting air cylinder, an injection push rod, an injection piston, an injection tube head, an electric control push rod, an adjusting shaft, an adjusting half gear, an adjusting toothed plate, a plugging block, a lifting sliding rail, a lifting sliding block, a lifting sliding rod, an adjusting spring, a clamping assembly, a medicine storage assembly, a stirring assembly and an infusion assembly. The bottom wall of the supporting bracket is provided with an electric control push rod, the bottom end of the electric control push rod is fixedly connected with the other side of the lifting sliding block, and when the liquid medicine injection equipment is used, the electric control push rod works reversely to drive the lifting sliding block and the adjusting toothed plate to ascend; the adjusting toothed plate drives the adjusting shaft to rotate reversely again through the adjusting half gear, so that the plugging block resets and tightly seals the injection tube head, and dripping of the liquid medicine is effectively prevented.
Owner:TIANJIN HONGFU PHARM CO LTD