4608results about How to "Prevent overflow" patented technology

The present invention discloses a glass substrate grinding device, which relates to the technical field of glass substrate processing, and comprises a grinding shell and an upper water knife, wherein a through groove suitable for allowing a single side of a glass substrate to pass continuously is formed on the grinding shell along a first horizontal direction; a grinding wheel is arranged inside the grinding shell; a negative pressure interface is arranged on one side of the grinding shell, and the negative pressure interface is used to connect an external device and make the interior of the grinding shell in a negative pressure state; an upper air knife is arranged on the grinding shell, and a first air outlet is arranged on the side of the upper air knife facing inward along a second horizontal direction, and the first air outlet is used to blow air to the single-sided upper surface of the glass substrate; a lower air knife is arranged on the grinding shell, and a second air outlet is arranged on the side of the lower air knife facing inward along the second horizontal direction, and the second air outlet is used to blow air to the single-sided lower surface of the glass substrate; the lower air knife and the upper air knife are arranged symmetrically at the two ends of the through groove in a vertical direction; and the upper water knife is used to spray water to the upper surface of the grinding area of ​​the glass substrate. The present invention can effectively block the grinding water inside the grinding shell.

The invention relates to the technical field of automobile part manufacturing, and provides an automobile plastic part injection molding machine which comprises a left mold and a right mold which are arranged in a matched mode, an exhaust groove is formed in the parting surface of the left mold so as to exhaust gas in a mold cavity during mold closing, a sliding groove communicated with the exhaust groove is formed in the parting surface of the left mold, and the exhaust groove is communicated with the sliding groove. A pressure control plate is slidably connected into the sliding groove and can move in the extending direction from the sliding groove to the exhaust groove to the mold cavity so as to gradually increase the pressure in the mold cavity. The injection mold overcomes the defects in the prior art, is reasonable in design and compact in structure, and after the mold is closed and molten raw materials are injected, the pressure control plate can be pushed into the exhaust groove, so that the pressure in the mold cavity is gradually and uniformly increased, the molten raw materials are promoted to fully flow and fill various tiny corners of the mold cavity, and meanwhile, no bubble and no defect exist in an injection molding part; and therefore, the overall quality and precision of an injection product are remarkably improved.

The invention discloses a light-emitting diode epitaxial wafer, a preparation method thereof and a light-emitting diode, and relates to the technical field of semiconductors. The light-emitting diode epitaxial wafer comprises a substrate, a buffer layer, an N-type semiconductor layer, a low-temperature stress release layer, a multi-quantum well light-emitting layer, an electron blocking layer and a P-type semiconductor layer. The multi-quantum well light-emitting layer comprises a first sub-layer, a second sub-layer, a third sub-layer and a fourth sub-layer which are stacked in sequence, and each of the first sub-layer, the second sub-layer, the third sub-layer and the fourth sub-layer comprises an InGaN quantum well layer and a GaN quantum barrier layer which are periodically and alternately stacked; an electron injection layer is inserted into at least one of the GaN quantum barrier layer of the first sub-layer, the GaN quantum barrier layer of the second sub-layer and the GaN quantum barrier layer of the third sub-layer; and a hole injection layer is inserted into the GaN quantum barrier layer of the fourth sub-layer. By implementing the invention, the electron hole matching degree of the multi-quantum well light-emitting layer can be improved, so that the luminous efficiency of the light-emitting diode is improved.

The invention discloses a cache processing method of heterogeneous equipment, a heterogeneous system, a product, a device and a medium, and relates to the technical field of data storage. And according to the target virtual address access times corresponding to each device in the heterogeneous system, realizing a global data caching mechanism. And determining a file page corresponding to the target heterogeneous device based on the target virtual address access frequency, so that the file system layer has the capability of managing the memory cache of the heterogeneous device. And the predicted file page of the target heterogeneous device is verified, and the file page is moved under the condition that the verification is passed, so that the distribution accuracy of the target heterogeneous device is improved. The file page of the target heterogeneous device is mapped and moved to the memory of the host side, the target heterogeneous device does not need to be accessed, the file page stored in the memory of the processor is directly accessed, the increased access rate of the processor accessing the target heterogeneous device is avoided, the delay of accessing the memory of the target heterogeneous device is reduced, and the access efficiency is improved. And the data transmission rate and the system efficiency of the heterogeneous system are improved.

The utility model provides a steel brick composite flange brick for forming rolled glass, which is arranged on two sides of the top surface of a lip brick, a calender is arranged behind the lip brick, the calender comprises an upper calendering roller and a lower calendering roller, the steel brick composite flange brick comprises a flange brick body, a top end part a and a bottom end part b, cambered surfaces arranged at the upper part and the lower part of the tip part a are respectively matched with the upper calendaring roller and the lower calendaring roller, and a clamping part a clamped on a lip tile is arranged on the inner side of the cambered surface at the lower part of the tip part a; and at least the part between the upper calendering roller and the lower calendering roller is arranged in a profiling manner according to the outer contour of the tip part a, and the baffle structure is made of heat-resistant steel. By arranging the steel baffle structure which is profiled with the outer contour of the flange brick on the inner side of the tip end of the flange brick, the steel baffle structure provides an accurate contour, the flange brick body provides structural strength and heat preservation, the steel baffle structure is small in area, the heat dissipation area and the heat dissipation speed are greatly reduced, the production cost is reduced, and the edge clearing loss is greatly reduced; the problem that in the prior art, a steel flange brick is large in heat dissipation area and too fast in heat dissipation, so that the glass edge is crystallized, and edge loss is large is solved.

The invention provides a negative pressure suction dust removal device based on a Venturi effect, and belongs to the field of coal mine dust removal. The problems that an existing dust removal device suitable for the field of coal mine dust removal is too large in size and mass, difficult to move, large in noise, high in daily maintenance cost and the like are solved. The device comprises a box body, a water power fan, a Venturi tube, a desilting assembly, a counter-rotating fan, a filtering cabin and a water tank, wherein an air inlet pipeline, a settling cavity, an air duct and an air outlet pipeline are sequentially arranged in the box body; the hydrodynamic fan is arranged at the inlet end of the air inlet pipeline; the input end of the Venturi tube is communicated with the air inlet pipeline, and the output end is communicated with the settling cavity; the desilting assembly is arranged below the air duct; the counter-rotating fan is arranged in the air duct and is positioned between the settling cavity and the filtering cabin, and the filtering cabin is communicated with the air outlet pipeline; and the water tank is communicated with the filtering cabin and is also communicated with a water inlet of the hydrodynamic fan. The dust removal device is simple in structure, small in size and mass, convenient to move, low in noise and low in daily maintenance cost.

The invention relates to the technical field of laser welding, in particular to a multi-station automobile part laser welding system which comprises a workbench, laser welding equipment is installed on the workbench, a fixing sleeve is fixedly connected to the workbench, a rotating disc is rotatably connected to the interior of the fixing sleeve in a penetrating mode, and a plurality of adjusting machining tables are fixedly connected to the rotating disc. An adjusting seat is rotationally connected to the adjusting machining table, a limiting transmission sleeve is rotationally connected to the adjusting seat, an automobile transmission shaft is placed in the limiting transmission sleeve, a pretreatment seat is fixedly connected to one side of the workbench, a pretreatment mechanism is rotationally connected to the interior of the pretreatment seat, and the pretreatment mechanism comprises a grinding brush wheel and a flushing pipe; before the automobile transmission shaft is welded, the automobile transmission shaft can be automatically cleaned through the rotating grinding brush wheel before welding, the cleanliness of the welding face is ensured, and therefore the welding quality is improved, the production cost is reduced, the production efficiency is improved, and the high requirement of modern automobile manufacturing is met.

The invention discloses a laser vision welding seam tracking method based on deep learning, and relates to the technical field of industrial welding, a structural light is used for calibrating a welding seam between workpieces, and an image sensor is used for analyzing welding seam data and controlling a welding moving path, and the method comprises the following specific steps that 1, the structural light is emitted to a welding plane; the structured light is captured by the image sensor after being reflected; 2, after an image of the image sensor is read by a system, filtering and denoising processing is carried out, and edge lines on the two sides of a welding seam are obtained; structured light is emitted to a welding plane through a laser emitter, coordinate information of the structured light is captured through an image sensor, continuously-collected image information is integrated to measure an edge line of a welding seam, a median curve of the welding seam is obtained through data fitting, and a welding gun moves along the calculated median curve of the welding seam. The precision of the welding gun moving along the welding seam is improved, and the problem of heat damage caused by the fact that the welding gun is too close to the welding face on one side is solved.

The embodiment of the invention relates to the photovoltaic field, and provides a back contact photovoltaic module, which comprises a battery body of which the back surface comprises a plurality of positioning areas which are arranged at intervals along a first direction, and first fine grids and second fine grids which are alternately arranged along a second direction are arranged on the back surface; each interconnection structure is electrically connected with one of the plurality of first fine grids and the plurality of second fine grids; a single interconnection structure electrically connected with the fine grids is used as a target interconnection structure, any fine grid electrically connected with the target interconnection structure comprises a first branch and a second branch, each of the first branch and the second branch comprises an end part close to the target interconnection structure, and the first branch and the second branch are arranged along the direction close to the target interconnection structure. The widths of the end parts of the first branch and the second branch in the second direction are gradually reduced, and the fine grid is one of the first fine grid and the second fine grid; and the insulating strip is positioned on any fine grid which is electrically insulated from the target interconnection structure, and is at least beneficial to improving the photoelectric conversion efficiency of the back contact photovoltaic module.

The invention relates to the technical field of spreading devices, and discloses a uniform spreading device of a sheet machine for plastic tray production, which comprises supporting legs, a conveying table is mounted on the inner walls of the supporting legs, a mold is arranged at the top of the conveying table, a second fixing plate is fixedly connected to the rear parts of the supporting legs, and a discharging device is arranged on the right sides of the supporting legs. When material spreading is started, a plastic mold conveying table moves to a designated feeding position, then various plastic particles are added into a shell by a worker, and a rotating shaft rotates to drive a limiting roller to rotate, so that outflow of the plastic particles can be limited, too fast outflow of the plastic particles is avoided, and discharging can be more uniform; when the arc-shaped plate moves, the plastic particles on the surface of the mold can be scraped off, so that waste of the plastic particles can be avoided, and the excessive plastic particles can be recycled.

The invention provides a convolutional neural network quantitative training method, which can be applied to the technical field of neural network training, and comprises the following steps: obtaining an initial convolutional neural network; based on a quantitative perception training method, training the convolutional layer and the full connection layer to obtain quantized weights; judging whether the weight meets an optimization target or not according to a preset condition; inputting the weights which do not meet the optimization target into a penalty function to obtain penalty loss; adding the penalty loss and the task loss according to a preset weight to obtain a total loss function; performing joint training based on the total loss function; and fusing the parameters of the batch normalization layer into a preceding-stage convolutional layer to obtain a trained convolutional neural network. On the basis of quantized perception training, quantized weight distribution is constrained, and the absolute value of the sum of the multiply-accumulate parts of a convolutional layer and a full-connection layer is reduced, so that the data overflow condition on an accumulator with a fixed bit width is reduced, and the target precision of a quantization algorithm on a deployment platform is improved.

The invention discloses a monitoring method and a control device for pressure abnormity of a storage tank and oil storage equipment. The storage tank pressure abnormity monitoring method comprises the following steps: acquiring an internal air pressure value of a first storage tank and an external air pressure value of the first storage tank, and subtracting the internal air pressure value from the external air pressure value to obtain an air pressure difference P delta 1; when P [delta] 1 is equal to 0 and first set time is reached, the internal air pressure value of the first storage tank and the external air pressure value of the first storage tank are obtained again, and the air pressure difference P [delta] 4 is obtained by subtracting the internal air pressure value from the external air pressure value; and when P delta4 is equal to 0, first reminding information used for reminding that the breather valve is closed abnormally is sent. According to the storage tank pressure abnormity monitoring method, the control device and the oil storage equipment, the internal and external pressure change of the storage tank can be monitored, the abnormal condition of the breather valve can be recognized in time, an operator is reminded to dispose in time, and the operation safety of the storage tank is improved.

The invention belongs to the technical field of refueling control, and particularly discloses and provides an automatic refueling control system based on artificial intelligence, which comprises a target vehicle information detection module, a fuel tank cap position identification module, a fuel tank cap opening control module, an insertion posture confirmation module, a refueling confirmation execution module, a database and a refueling completion reset module. Through cooperative work of a plurality of modules, automation of the whole process from vehicle entering a gas station to refueling completion is achieved, efficient, safe and reliable operation of vehicle refueling is ensured, meanwhile, by confirming target insertion posture information of a refueling gun, the refueling gun is controlled to be inserted into a refueling port, and the refueling efficiency is improved. The problem of insufficient attention of preparation control before automatic refueling of the vehicle at present is effectively solved, the influence of the vehicle posture and the influence of the refueling posture are fully considered, fine control over the corresponding posture of the refueling oil gun is achieved, and the stability of the refueling process and the reliability of oil quantity control are guaranteed.

The invention provides a positive electrode material and a preparation method thereof, a positive electrode plate, a secondary battery and an electric device. The positive electrode material comprises an inner core, a first coating layer and a second coating layer, wherein the first coating layer coats at least part of the outer surface of the inner core; the second coating layer coats at least part of the outer surface of the inner core with the first coating layer; the material of the first coating layer comprises a lithium element and an X element; and the material of the second coating layer comprises an X element and a Z element. By forming the first coating layer, residual lithium on the surface of the inner core can be eliminated, meanwhile, the first coating layer has relatively high oxygen vacancy formation energy, oxygen dissolution in the inner core can be reduced or even avoided, side reaction between oxygen and electrolyte caused by oxygen dissolution can be reduced or even avoided, the cycle life of the secondary battery is prolonged, and the safety of the secondary battery is improved; the uniform protective film is formed on the surface of the inner core coated with the first coating layer, so that oxygen is reduced or even prevented from overflowing from the position not coated with the first coating layer.

The embodiment of the invention provides a preparation method of a sliding bearing composite coating and the sliding bearing composite coating, and relates to the technical field of surface engineering.The method comprises the steps that nickel-based base coat alloy powder and copper-based alloy surface layer powder are dried; a cladding head is aligned with a to-be-cladded area of the sliding bearing, nickel-based priming layer alloy powder is evenly fed into the surface, aligned with the cladding head, of the sliding bearing through a scraping disc type pressure powder feeder on the basis of first technological parameters, the nickel-based priming layer alloy powder is molten into molten drops, and the molten drops and the surface of the sliding bearing form a micro molten pool; carrying out continuous cladding to form a nickel-based bottoming layer; and after the sliding bearing with the surface cladded with the nickel-based bottom layer is cooled, the nickel-based bottom layer is polished to be smooth, copper-based alloy surface layer powder is evenly fed into the surface of the nickel-based bottom layer through a scraping disc type pressure powder feeder on the basis of second technological parameters, and the copper-based alloy surface layer is formed on the surface of the nickel-based bottom layer through continuous cladding. And the sliding bearing clad with the composite coating is obtained. The quality can be improved.

The TOF module cover plate capable of avoiding glue overflow at least comprises a cover plate body, the cover plate body comprises a top wall and a side wall, the top wall and the side wall define a mounting cavity with an open bottom, the top wall is provided with a through slotted hole, and one side, close to the mounting cavity, of the top wall is provided with a plurality of glue grooves formed by sinking inwards at intervals in the edge direction of the slotted hole. A plurality of glue overflowing grooves formed by inwards sinking one side, close to the mounting cavity, of the top wall are formed between any glue groove and the groove hole at intervals, and a first retaining wall is formed between each glue overflowing groove and the corresponding glue groove. The glue box has the advantages that the structure is simple, the glue containing capacity is improved in a limited space, and glue overflowing caused by siphonage is avoided.

The invention discloses a monitoring method and a control device for pressure abnormity of a storage tank and oil storage equipment. The storage tank pressure abnormity monitoring method comprises the following steps: acquiring an internal air pressure value of a first storage tank and an external air pressure value of the first storage tank, and subtracting the internal air pressure value from the external air pressure value to obtain an air pressure difference P delta 1; when P delta1 is not in the range of [-P1,-P2] or [P3, P4], after first set time is up, the internal air pressure value of the first storage tank and the external air pressure value of the first storage tank are obtained again, the internal air pressure value is subtracted from the external air pressure value to obtain an air pressure difference, and the air pressure difference is still not in the range of [-P1,-P2] or [P3, P4]; and if yes, sending reminding information for reminding that the breather valve is abnormal. According to the storage tank pressure abnormity monitoring method, the control device and the oil storage equipment, the internal and external pressure change of the storage tank can be monitored, the abnormal condition of the breather valve can be recognized in time, an operator is reminded to dispose in time, and the operation safety of the storage tank is improved.

The invention discloses a water quality detection device for agricultural water, and relates to the technical field of agricultural water and soil engineering, the technical key point is that the device comprises a water quality detection assembly, a water pumping assembly and an energy supply assembly, and water samples at different depths can be collected through an electronic water pump for multilayer water quality analysis. The device is provided with a multi-parameter water quality detector, water quality parameters such as pH value, TDS value, heavy metal concentration and the like can be detected, and automatic water quality monitoring is achieved. The device is based on a single-chip microcomputer control system, water sample collection, detection, data processing and display are automatically completed, and the operation process is simplified. The device is powered by solar energy, has self-energy-supply capability and is suitable for outdoor use. The unique structural design of the device has the protection function of the protective cylinder, the conical top cover and the absorbent cotton, can effectively prevent the influence of external environments such as rainwater and dust on equipment, prolongs the service life of the equipment, and is very suitable for detecting the farmland irrigation water quality, monitoring the water quality of water sources such as lakes and rivers and ensuring the safety of irrigation water.

The invention relates to the technical field of disassembling tools for insulating water pipes in cylinder sleeves on low-speed diesel engines, and discloses a tool for pulling out an insulating pipe of a marine low-speed engine cylinder sleeve, which comprises an assembly block, trapezoidal pull rods, an opening rod, an assembly arm, a screw rod, a screw sleeve, an impact block and a limiting block, the trapezoidal pull rod is connected with the interior of the assembly block through a first spring, the opening rod and the impact block are in threaded connection with each other, the limiting block is inserted into the left side of the impact block, the assembly block comprises a threaded cylinder, the bottom of the threaded cylinder is in threaded connection with a bottom cover, and a limiting column is assembled at the top of the bottom cover and connected with the first spring. According to the tool for pulling out the insulating pipe of the cylinder sleeve of the marine low-speed machine, the elastic pin can be conveniently disassembled, and the situation that a rust remover is directly sprayed into a pipeline, consequently, the rust remover cannot be completely sprayed to the outer portion of the elastic pin, and the rust remover is wasted is avoided.

The invention discloses a totally-closed sintering mixing system pollutant zero-emission spiral conveying device, and relates to the technical field of spiral conveying devices.The totally-closed sintering mixing system pollutant zero-emission spiral conveying device comprises a first supporting frame, a driving motor is arranged in the first supporting frame, a first gear is arranged at the output end of the driving motor, and a feeding mechanism is arranged at the upper end of the first supporting frame; a second gear is arranged on one side of the feeding mechanism, and the outer surface of the second gear and the outer surface of the first gear are jointly sleeved with a conveying belt. Sintered mixed materials are compacted through the material extruding mechanism, raised dust generated by collision and friction of the materials is reduced, the compacted mixed materials are beneficial to improving the efficiency of the sintering process, and the compactly arranged particles can promote uniform distribution of heat and gas, so that the physical and chemical properties of sintered ore are improved, and the sintering efficiency is improved. And the compact sintering mixed material generates less chippings and dust in the treatment process, so that the cleaning work on equipment and the ground is reduced.

The invention relates to the technical field of high-density packaged chips, in particular to a high-density packaged chip and a packaging structure, the high-density packaged chip comprises a mounting shell, a cover plate, a positioning mechanism and a circuit connecting mechanism, a substrate is arranged in the mounting shell, a mounting groove is formed in the substrate, and a chip is placed in the mounting groove; the cover plate is arranged at the top of the mounting shell; a silver paste bonding layer is arranged in the mounting groove and is used for fixing the chip; a heat-conducting plate is arranged at the top of the chip; the positioning mechanism comprises a positioning plate, a positioning bolt and a clamping block; the positioning plate is arranged above the heat conducting plate, the clamping blocks are arranged at the two ends of the positioning plate, and the inner walls of the ends, extending out of the mounting shell, of the clamping blocks are clamped with the outer side wall of the mounting shell; a positioning hole is formed in the base plate; a positioning bolt is arranged at the bottom of the positioning plate; a plurality of welding spots are arranged on the two sides of the top of the heat conducting plate and connected with the circuit connecting mechanism. The packaging structure provided by the invention has good thermal conductivity, and provides enough space for integration of other elements while ensuring stable installation of the chip.

The utility model discloses an insulating anti-blocking structure and a thin film capacitor thereof. The insulating anti-blocking structure comprises an insulating part, a pasting part, a first copper bar and a second copper bar, the insulating part is positioned between the first copper bar and the second copper bar, so that the first copper bar and the second copper bar are insulated; two ends of the pasting part are respectively adhered to the insulating part and the first copper bar; the two sides of the pasting part are provided with blocking blocks extending outwards, and the blocking blocks are located between the first copper bar and the insulating part. By arranging the insulating part and the pasting part, the insulating property between the first copper bar and the second copper bar is ensured, and the production yield of the film capacitor is improved; by arranging the barrier block and the injection molding part, the injection molding material can be effectively prevented from overflowing between the insulating part and the first copper bar to influence the structural stability of the injection molding part and the product performance of the film capacitor.

The anti-overflow pot cover for the electric cooker comprises a pot cover body, a connecting cover is slidably connected into the pot cover body, an air bag is arranged at the top of the connecting cover and located in the pot cover body, guide pipes are arranged in the pot cover body and located on the two sides of the connecting cover, and the guide pipes extend into the pot cover body to be connected with the air bag. A pressure relief assembly is arranged on the top of the pot cover body. The pressure relief assembly is used for conducting pressure relief treatment on air in the air bag and composed of a connecting shell, a pressure relief cylinder, a cooling pipe, a movable sleeve, a spiral groove, a pressure relief hole and a compression spring, the connecting shell is located at the top of the pot cover body, the pressure relief cylinder is located at the end, away from the pot cover body, of the connecting shell, and the cooling pipe is located in the connecting shell. The electric rice cooker has the advantages that through the design of the pressure relief assembly and the connecting cover, gas in the electric rice cooker can be subjected to pressure relief treatment, and rice water is prevented from overflowing upwards due to the fact that the pressure of the gas is too large.

The utility model discloses a food additive pretreatment box, which comprises a base, a crushing mechanism is arranged above the base, the crushing mechanism comprises a mounting frame, the mounting frame is welded at two ends of the base, a treatment tank is arranged on one side of the mounting frame, a positive and negative rotation motor is arranged on the outer wall of the mounting frame, and the positive and negative rotation motor is connected with the crushing mechanism. A filter plate is arranged at the top of the treatment tank, a motor A is arranged above the treatment tank, a plurality of crushing blades are arranged at the rotating end of the motor A, and a grinding mechanism is arranged below the crushing mechanism; a forward and reverse rotation motor is arranged, the forward and reverse rotation motor drives a treatment tank to swing in a reciprocating mode under the supporting effect of a mounting frame, a motor A drives a plurality of smashing blades to rotate to smash food additives, smashed food additive particles are screened through a filtering plate under the swinging effect of the treatment tank, and the uniformity of the smashed particles is guaranteed; therefore, the grinding time of food additive particles is shortened, and the grinding efficiency of food additives is guaranteed.

The utility model discloses a pretreatment device for excrement contents, which belongs to the technical field of medical clinical examination, and has the technical key points that the pretreatment device comprises a support frame and a movable rod, a treatment box for treating excrement is arranged on the support frame, and the excrement in the treatment box can be hermetically stirred and pretreated through an arranged excrement treatment mechanism; meanwhile, overflowing of pungent smell is avoided, cleaning and stirring pretreatment of the bottom in the treatment box can be synchronously achieved through the arranged excrement treatment mechanism, good pre-stirring treatment of excrement is achieved, a sealing sliding sleeve arranged on a movable screw is connected to the outer side of a spiral sleeve in a sleeving mode, the sealing performance and safety of device operation are improved, and the practicability is high. The liquid injection mechanism is driven by the excrement treatment mechanism, synchronous stirring and spraying treatment is achieved, manual liquid injection is not needed, the working efficiency is remarkably improved, meanwhile, use of electric appliances is reduced, the cost is low, the structure is simple, practicability is high, and the beneficial effects of being low in operation cost and good in pretreatment effect are achieved.

The invention belongs to the technical field of optical cable preparation and intelligent manufacturing, and particularly relates to a loose tube containing light-weight chemical fiber paste, an optical cable and a light-weight chemical fiber paste coating method. According to the loose tube containing the light chemical fiber paste, the optical fiber and the multiple layers of fiber paste on the surface of the optical fiber are arranged in the loose tube, and the coated multiple layers of fiber paste are divided into the inner-layer fiber paste, the middle-layer fiber paste and the outer-layer fiber paste in the direction away from a fiber core of the optical fiber; wherein the content of bubbles in the inner-layer fiber paste and the content of bubbles in the outer-layer fiber paste are both lower than the content of bubbles in the middle-layer fiber paste, and the viscosity of the inner-layer fiber paste and the viscosity of the outer-layer fiber paste are both higher than the viscosity of the middle-layer fiber paste. The loose tube containing the light chemical fiber paste provided by the invention is qualified in various performances, can integrally reduce the use amount of the fiber paste by 10-15%, can reduce the consumption of petrochemical products, can reduce the weight of an optical cable and the matching cost, saves resources, and is environment-friendly.

The invention relates to the technical field of air filters, and specifically to a dry chemical filter for air purification, comprising a frame, a dry filter box, a filtering structure, a mounting structure, an opening and closing structure, a scraping structure and a closing structure; the dry filter box is opened by the opening and closing structure, so that the internal coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter are conveniently taken out, and the parts inside the dry filter box are conveniently inspected and maintained, and the sealing is good, thereby improving the purification effect; the dust, pollutants and toxic and harmful chemical pollutants in the air are filtered in layers by the filtering structure, and the coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter are quickly disassembled by the mounting structure, thereby improving the installation and disassembly efficiency of the coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter; the dust particles adhered to the coarse-effect filter are scraped off by the scraping structure, thereby improving the filtering effect of the coarse-effect filter.

The utility model relates to an automatic feeding medicinal material pulverizer, and belongs to the technical field of traditional Chinese medicinal material processing. The feeding pipeline is in butt joint with a feeding port of the smashing device, a discharging port of the smashing device is connected with an air inlet of the powder collecting device, and an air outlet of the powder collecting device is connected with the induced draft fan. The front end of the feeding pipeline extends to the position below the discharging device. The crushing device is prevented from being filled with a large amount of medicinal materials, and the medicinal materials are prevented from being ground in the crushing device for a long time; meanwhile, air flow is formed through an induced draft fan for feeding, the air flow path is consistent with the medicinal material path, the materials can move towards the finer tail end easily, grinding is promoted, meanwhile, the air flow can take away ground medicinal material powder in time, the medicinal materials are prevented from being ground in the smashing device for a long time, the phenomenon that the medicinal materials are heated due to excessive grinding can be avoided, and the medicinal material quality is guaranteed; negative pressure is formed in the smashing device, the smashing device is relatively closed, medicinal material powder can be effectively prevented from overflowing, dust raising is avoided, production environment sanitation is guaranteed, and cleaning burden is reduced.

The invention relates to the technical field of power generation and energy storage, and discloses liquid cooling type new energy power generation and energy storage equipment which comprises a cabinet body. The energy storage equipment is mounted in the cabinet body; the temperature sensor is mounted on the side surface of the energy storage equipment; the cooling structure is arranged on the side surface of the energy storage equipment; the water removal structure is arranged on the side surface of the energy storage equipment; the water receiving structure is arranged on the side face of the energy storage equipment and located below the cooling structure; and the feedback structure is arranged on the side surface of the energy storage equipment. The mounting plate and the absorbent cotton on the mounting plate are driven to move through the connecting plate, the vertical plate and the connecting piece, the absorbent cotton is tightly attached to the side face of the outer-layer pipe, the absorbent cotton is clamped to the outer-layer pipe through the grooves in the absorbent cotton, and therefore condensate water generated on the surface of the outer-layer pipe can be effectively absorbed in the moving process; by means of the design, the situation that water mist is condensed into water drops and drips is avoided, and it is ensured that condensate water is effectively treated in time.