Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

34results about How to "Meet different requirements" patented technology

Energy supply system and control method thereof

The invention discloses an energy supply system and a control method thereof, and relates to the technical field of energy supply, the control method of the energy supply system comprises the steps that real-time parameters of each space needing to be adjusted and target parameters of each space needing to be adjusted are received, and the real-time parameters of the space needing to be adjusted at least comprise the temperature of the space needing to be adjusted; the air outlet temperature of the energy supply device is obtained according to the real-time parameters of all the spaces needing to be adjusted and the target parameters of all the spaces needing to be adjusted; the water outlet temperature of the energy supply device is obtained according to the real-time parameters of all the spaces needing to be adjusted and the target parameters of all the spaces needing to be adjusted; and the output power of the compressor is controlled according to the air outlet temperature of the energy supply device and the water outlet temperature of the energy supply device. The air outlet temperature of the energy supply device and the water outlet temperature of the energy supply device can be independently controlled according to the target parameters of the space needing to be adjusted, and therefore the load requirement of the space needing to be adjusted is met.
Owner:A O SMITH (CHINA) WATER HEATER CO LTD

Discharging device with adjustable liquid material interface height

ActiveCN222555640Uflexible adjustmentmeet different requirementsLarge containersFluid phaseStraight tube
The utility model discloses a discharging device with an adjustable liquid material interface height. A liquid phase discharging opening in the bottom of an upstream container is sequentially connected with a left straight pipe, a left rotating connector, an inverted-U-shaped pipe, a right rotating connector and a right straight pipe with a flange through pipelines and then is connected with a feeding opening of a downstream container. The other end of the vacuum breaking valve is connected with a right straight pipe with a flange; according to the principle that the liquid pressure intensity on the two sides is equal, rho2 (L2-m) + mrho1 = L1 rho1, the liquid level height of an upstream container of L2, the interface height of an upstream container of m, the operation height of an inverted U-shaped pipe of L1, the heavy phase density of rho1 and the light phase density of rho2 can be obtained; other data except m are known, the height of L1 can be adjusted by rotating the inverted-U-shaped pipe around the center line of the two rotary joints, and therefore m can be controlled, and the control over the upstream container interface of the device is achieved. The device is convenient and efficient to operate, flexible and rapid in interface height adjustment, wide in application range, energy-saving and environment-friendly.
Owner:LONGYAN ZHUOYUE NEW ENERGY CO LTD

Lower electrode feedthrough and semiconductor processing apparatus

ActiveCN116978767BThere are no different requirementsmeet different requirementsElectric discharge tubesElectrical connectionControl theory
The application provides a lower electrode feed-in device and a semiconductor processing equipment, the device comprises a radio frequency feed-in assembly, one end of the radio frequency feed-in assembly is used for electrically connecting with a radio frequency source, and the other end is used for electrically connecting with a chuck assembly; the radio frequency feed-in assembly comprises at least two radio frequency feed-in pipes and at least one radio frequency adapter pipe; wherein, each two adjacent radio frequency feed-in pipes are provided with a first matching part, the radio frequency adapter pipe is provided with two second matching parts, and the two second matching parts are matched with the first matching parts of the two adjacent radio frequency feed-in pipes respectively, so that the radio frequency adapter pipe is detachably connected with the two adjacent radio frequency feed-in pipes and electrically connected. The scheme can not only more conveniently disassemble and assemble the radio frequency feed-in pipe, but also better ensure the assembly consistency of each machine, and can select a solid-state medium, so that the problem that the solid-state medium is not easy to disassemble and assemble does not exist, thereby the occupied space of the lower electrode feed-in device can be reduced, so that more space can be used for optimizing other lower electrode components.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Accurate water supply seeding method and device for crops

The invention relates to the technical field of seeding equipment, in particular to a precise water supply seeding method and device for crops. Comprising the following working steps: S1, fixing a rack on a carrier, and adjusting the distance between every two distributing pipe fittings according to seeding parameters; s2, seeds and water are put into a storage tank and a water storage barrel of the rack respectively; s3, the carrier drives the whole machine frame to move, in the sowing process, a quantitative assembly conveys corresponding water flow to a material distribution pipe fitting, water flow is formed and sprayed out in the sowing process, water is distributed in the area around the seeds, and the land around the seeds is wetted; in the sowing process, a proper amount of water is conveyed into the material distribution pipe fitting through the quantitative assembly, the water and seeds are sprayed out together through the material distribution pipe fitting, wetting of the areas around the seeds is achieved, smooth growth is guaranteed, the utilization rate of water resources is increased, and the planting cost is reduced.
Owner:SHIJIAZHUANG INST OF AGRI MODERNIZATION CHINESE ACAD OF SCI

Light-emitting device and light-emitting device

PendingCN119521871Ameet different requirementsImprove versatilityBeam angleLight beam
The invention relates to the technical field of semiconductor manufacturing, in particular to a light-emitting device and a light-emitting device. The light-emitting device at least comprises a substrate, a first electrode, a first insulating layer, a conducting layer, a first light-emitting area and a second light-emitting area, the first electrode is arranged on one side of the lower surface of the substrate, the first insulating layer is arranged on one side of the upper surface of the substrate, and the conducting layer is located on the side, away from the substrate, of the first insulating layer. The conducting layer comprises a first conducting layer and a second conducting layer which are electrically isolated, the first light-emitting area is electrically connected with the first conducting layer, the second light-emitting area is electrically connected with the second conducting layer, the second light-emitting area is located on the peripheral side of the first light-emitting area, and the area of the first light-emitting area is smaller than that of the second light-emitting area; therefore, the purpose of adjusting the light-emitting beam angle of the light-emitting device is achieved, and different requirements for light sources under different scene requirements are met.
Owner:LUMINUS (XIAMEN) CO LTD

Mask and manufacturing method thereof

The invention discloses a mask plate and a manufacturing method thereof, and the mask plate comprises a substrate which is provided with a first surface and a second surface opposite to the first surface, and a first phase shift structure and a second phase shift structure which are located on the substrate; wherein the substrate further comprises a first area and a second area, the first phase shift structure is located on the first surface of the second area, the second phase shift structure is located on the second surface of the first area, and the light transmittance of the first phase shift structure is different from that of the second phase shift structure.
Owner:RUILI INTEGRATED CIRCUIT CO LTD

Photographing method and related device

ActiveEP4398594A4easy to reusefacilitates transplantation
This application provides a shooting method and a related device. The shooting method may be applied to an electronic device with a camera lens. In the shooting method, the electronic device may output a RAW image through the camera lens, and divide the image into three paths of data streams through an image processor. The three paths of data streams are respectively data streams of a panorama path, a focus tracking path, and a detection path respectively. After stabilization processing, the data stream of the panorama path is used to display and preview a large window of a camera application interface. After human body detection and successful focus tracking, information about a human body cropping frame may be output, through the data stream of the detection path, to the focus tracking path for cropping a human body frame. After stabilization processing, smoothing processing, and cropping processing, the data stream of the focus tracking path may be used to display and preview a small window of the camera application interface. It may be understood that related processing on the three data streams is performed in a camera software architecture, and does not depend on a platform. This greatly facilitates transplantation, development, and the reuse at another platform at a later stage.
Owner:HONOR DEVICE CO LTD

Multifunctional engineering investigation equipment

ActiveCN222299207Umeet different requirementssolve problemsWithdrawing sample devicesAugerStructural engineering
The utility model discloses multifunctional engineering investigation equipment, and relates to the technical field of engineering equipment. The device comprises a bottom plate, a balance assembly, a vertical plate, a storage assembly and a power assembly, the vertical plate is fixedly connected to the upper side wall of the bottom plate, the power assembly is installed on the side wall of the vertical plate, the balance assembly is installed on the lower side wall of the bottom plate, and the power assembly is connected with the storage assembly; wherein a triangular funnel of the storage assembly is installed on the side wall of a storage pipe, the outer side wall of the storage pipe is connected with an L-shaped connecting plate, and the L-shaped connecting plate is connected with a fixing rod. Sampled soil can be stored through a storage pipe of the storage assembly, the storage assembly can be conveniently disassembled through a fixing rod and an L-shaped connecting plate of the storage assembly, the soil can be sampled through a triangular funnel on the storage pipe, and the soil can be transported through an auger on a rotating shaft of the power assembly; and the balance of the bottom plate can be effectively improved through the balance assembly.
Owner:朱重卷

A sampling device for detecting construction engineering materials

This utility model relates to the field of sampling technology for building materials, and discloses a sampling device for testing building materials, including a sampling mechanism, a transmission mechanism, and a main body mechanism. The sampling mechanism is located on the outer wall of the transmission mechanism, and the transmission mechanism is located on the outer wall of the main body mechanism. The sampling mechanism includes a sampling barrel, a control cylinder is fixedly connected to the upper surface of the sampling barrel, a pneumatic connecting rod is fixedly connected to the outer wall of the control cylinder, and a scraper is fixedly connected to the lower surface of the pneumatic connecting rod. This utility model, by setting the sampling barrel fixedly connected to the control cylinder, and the control cylinder fixedly connected to the pneumatic connecting rod, allows the pneumatic connecting rod to retract via the control cylinder. The pneumatic connecting rod is fixedly connected to the scraper. After sampling, the scraper can be moved by the control cylinder, thereby effectively cleaning residual materials on the inner wall of the sampling barrel and ensuring the accuracy of subsequent sampling and testing.
Owner:XINJIANG CONSTR RES INST (CO LTD)

A method for passivating the cavity surface of a semiconductor laser chip

The present invention provides a cavity surface passivation method for a semiconductor laser chip. By selecting a front cavity surface passivation film and a back cavity surface passivation film made of different materials, and selecting different process chambers and process conditions to grow the front cavity surface passivation film and the back cavity surface passivation film, the method can meet the requirements that the front cavity surface passivation film has a wide band gap, a small absorption coefficient, high temperature resistance, good adhesion to a substrate, and small interface loss of light from the front cavity surface passivation film to the front cavity surface optical film, and the front cavity surface passivation film has a stable structure and is not decomposed by light when high-power light is emitted, and can also meet the requirements that the back cavity surface passivation film has high thermal conductivity, small stress, and good stress matching with the back cavity surface optical film.
Owner:DOGAIN LASER TECH (SUZHOU) CO LTD

Circulating winnowing stoning machine

The utility model relates to the field of winnowing machines, in particular to a circulating winnowing stoning machine which comprises a base shell, a feeding port, an air inlet, a first discharging port and a second discharging port are formed in the base shell, a feeding hopper is arranged at the position of the feeding port of the base shell, an air blower is arranged at the position of the air inlet of the base shell, a conveying belt is arranged in the base shell, and a partition plate is arranged on the conveying belt. The partition plate divides the conveying belt into a first conveying path and a second conveying path, a first adjusting plate is adjustably arranged on the partition plate so as to adjust the size of an opening in the top of the first conveying path and the size of an opening in the top of the second conveying path, the first conveying path is connected with the first discharging port, and the second conveying path is connected with the second discharging port; the feeding port and the air inlet are located above the partition plate, the first conveying path is arranged close to the air inlet, the second conveying path is arranged far away from the air inlet, materials of the feeding port face the upper portion of the first conveying path, and the air blower blows the light part of the materials to the second conveying path through the air inlet. The winnowing effect of the winnowing machine can be improved.
Owner:JIANGSU GUANGCHENG MASCH TECH CO LTD

A solar thermal storage and heating device based on linear Fresnel lens

The present invention discloses a solar thermal storage and heating device based on a linear Fresnel lens, comprising a photovoltaic assembly, a heat storage tank, a linear Fresnel lens photothermal assembly, a pump, a storage battery, a three-way valve 1, a three-way valve 2, a stop valve and a housing; the photovoltaic assembly is electrically connected to the pump and the storage battery respectively; the linear Fresnel lens photothermal assembly is rotatably installed in the housing; the outlet of the pump is respectively connected to the inlet of the linear Fresnel lens photothermal assembly and the inlet of the branch pipe; the outlet of the branch pipe is connected to the lower port of the heat storage tank; a stop valve is arranged on the branch pipe; the outlet of the linear Fresnel lens photothermal assembly is respectively connected to the upper port of the heat storage tank and the inlet on the user side through the three-way valve 2; the inlet of the pump is respectively connected to the outlet on the user side and the lower port of the heat storage tank through the three-way valve 1. The present invention designs two corrosion-resistant heat-conducting pipes with different settings and phase-change materials with different phase change temperatures inside, which can store heat at different temperatures and realize gradient heat storage.
Owner:HEBEI UNIV OF TECH

Aluminum coin-shaped product and production process and application thereof

The invention provides an aluminum coin-shaped product and a production process and application thereof, and relates to the technical field of aluminum products. The invention relates to an aluminum coin-shaped product, which is prepared by the following steps of: stamping an aluminum plate or slicing an aluminum bar to manufacture an aluminum sheet; the aluminum sheets are subjected to numerical control machining to be manufactured into aluminum wafers of different sizes, then oxidation, dyeing and printing are conducted, and a finished product is obtained; the oxidation process comprises the following steps: firstly, deoiling and descaling an aluminum wafer, and then carrying out oxidation treatment by using an anodic oxidation electrolyte. The aluminum coin-shaped product is easy to operate and convenient to produce, the aluminum coin-shaped product which is good in texture and high in strength and has the metallic luster sense can be obtained, and meanwhile the aluminum coin-shaped product further has good abrasion resistance and light weight.
Owner:NINGBO GANJING INTERNATIONAL TRADE CO LTD

Overhead passenger device control line protection circuit

The utility model discloses a protection line for a control line of an overhead man-riding device, and belongs to the field of circuit protection. The problems that short circuit, line breakage and electric leakage faults of a control circuit of a protection circuit of an overhead passenger device in the prior art are difficult to find in time, and potential safety hazards are likely to be caused are solved. A safety protection contact is connected to a power supply loop where a first power supply module, a switch assembly, a photoelectric coupling module and a second power supply module are located; when the power supply loop works normally, the PLC receives a signal of the power supply loop and judges the on-off state of the power supply loop according to the high and low levels of the signal, so that whether the protection circuit corresponding to the safety protection contact breaks down or not is known, and the specific fault line can be known according to the port corresponding to the fault signal detected by the PLC. And fault finding is facilitated, workers can handle faults in time, safe operation of the aerial passenger device is effectively guaranteed, and a powerful guarantee is provided for safe production of mines.
Owner:HUAINAN MINING IND GRP

Multi-section composite film blowing machine die

ActiveCN224689623Uchange widthchange ingredients
The utility model relates to a blowing film machine die head, especially a multi-section composite blowing film machine die head, which comprises a main body, a first feeding flow channel, a second feeding flow channel, a multi-section composite flow channel and an adjusting flow channel are arranged in the main body, a plurality of first shunt flow channels are communicated with the first feeding flow channel outlet end, a plurality of second shunt flow channels are communicated with the second feeding flow channel outlet end, the multi-section composite flow channel is annular, a plurality of adjusting flow channels are sequentially communicated with the multi-section composite flow channel feeding end along the circumference, a first feeding port and a second feeding port are sequentially arranged at the adjusting flow channel feeding end, the first feeding port and the second feeding port are communicated with the first shunt flow channel and the second shunt flow channel respectively, the first feeding port and the second feeding port are respectively matched with a movable first sealing member and a second sealing member, the first feeding port and the second feeding port are selectively sealed, the material components entering the adjusting flow channel are changed, and a plurality of strip spliced cylindrical films are formed.
Owner:瑞安市翰睿机械有限公司

Pusher for plugging device and system thereof

The invention relates to a pusher for a plugging device and a system thereof, and the pusher comprises a handle housing which is internally provided with a containing cavity; the sleeve joint is arranged in the accommodating cavity in a sliding manner; the first driving assembly is arranged in the containing cavity and connected with the sleeve joint in a locking or releasing mode, and the first driving assembly can drive the sleeve joint to slide in the axial direction; the second driving assembly is arranged in the containing cavity and connected with the sleeve joint in a lockable or releasable mode, and the second driving assembly can drive the sleeve joint to slide in the axial direction; the sleeve extends in the axial direction, and the near end of the sleeve is fixedly connected with the sleeve connector; the core rod is slidably arranged in the sleeve in a penetrating mode, and the near end of the core rod is connected with the second driving assembly. The pusher has three plugging device forming modes which can be flexibly selected according to actual requirements, and different requirements of different operation scenes can be met.
Owner:LIFETECH SCI (SHENZHEN) CO LTD

Resource determination method and apparatus, and terminal and readable storage medium

This application discloses a resource determining method, an apparatus, a terminal, and a readable storage medium, and pertains to the field of communication technologies. The resource determining method of embodiments of this application includes: in a case that first uplink control information UCI and second UCI are multiplexed on a same physical uplink control channel PUCCH resource, determining the number of target physical resource blocks PRBs on the PUCCH resource for transmitting the first UCI and the second UCI, based on the number of bits of the first UCI, the number of bits of the second UCI, a code rate of the first UCI, and a code rate of the second UCI; where a priority index of the first UCI is different from a priority index of the second UCI.
Owner:VIVO MOBILE COMM CO LTD

Spacing adjustable book cover notching machine

ActiveCN224408755UAdjustable spacingmeet different requirementsWorkbenchIndustrial engineering
The utility model discloses a kind of book cover clamping machines with adjustable spacing, the utility model relates to book processing technical field. Including base, the outer wall of base top is fixedly connected with T-shaped workbench, the wall of T-shaped workbench is equipped with limit slot, further include;Adjusting device, the outer wall of adjusting device is fixedly connected with the outer wall of base;Pushing device, the outer wall of pushing device is fixedly connected with the outer wall of adjusting device;Adjusting device includes cylinder, the outer wall of cylinder is fixedly connected with connecting rod, the both ends of connecting rod are fixedly connected with sliding block, the inner wall of sliding block is rotatably connected with two-way screw rod, the both ends of two-way screw rod are fixedly connected with rotating disc, the outer wall of two-way screw rod is symmetrically screw-connected with support frame, in adjusting device, cylinder drives connecting rod to slide to adjust overall position, flexibly change spacing, can cope with different size book cover, improve equipment versatility, satisfy different requirements of book cover clamping spacing when various books are framed.
Owner:DALIAN RISHENG COLOUR PRINTING CO LTD

Multifunctional pillow inner convenient to disassemble and clean

The multifunctional pillow inner convenient to disassemble and clean comprises a pillow inner body, the outer side of the pillow inner body is sleeved with a pillow inner packaging sleeve, the surface of the pillow inner packaging sleeve is wrapped with a sweat absorption layer, the sweat absorption layer is composed of a first sweat absorption pad and a second sweat absorption pad, the first sweat absorption pad is arranged at the top of the pillow inner body, and the second sweat absorption pad is arranged at the bottom of the pillow inner body. The first sweat-absorbent pad is arranged at the bottom of the pillow inner body, the second sweat-absorbent pad is arranged at the bottom of the pillow inner body, an elastic telescopic band is fixedly connected between the first sweat-absorbent pad and the second sweat-absorbent pad, one side of the first sweat-absorbent pad is fixedly connected with a first splicing band, and one side of the second sweat-absorbent pad is fixedly connected with a second splicing band. The sweat absorbing layer is bound on the pillow inner body through the hook-and-loop fasteners, the sweat absorbing layer can be easily taken down and reinstalled, the design enables the sweat absorbing layer to be cleaned more simply and conveniently, a user can take down the sweat absorbing layer to be cleaned only by unfastening the hook-and-loop fasteners, the whole pillow inner does not need to be cleaned, and the sweat absorbing layer is convenient to clean. Other functional layers on the pillow inner cannot be damaged due to cleaning.
Owner:NANTONG ZHENXIN HOME TEXTILE CO LTD

Sub-boiling distillation device utilizing azeotropic heat supply

The invention discloses a sub-boiling distillation device utilizing azeotropic heat supply, and belongs to the technical field of distillation and purification. Comprising an azeotropic evaporation part, a sub-boiling distillation part nested in an azeotropic chamber, a condensate circulation control part and an integrated jacket structure. Heat is supplied through azeotropic evaporation, the sub-boiling state is automatically maintained through temperature gradient, and complex temperature control is not needed; secondary pollution is avoided through cooperative control of a non-contact liquid level sensor and a condensate buffer tank, and the evaporation temperature can be accurately controlled by adjusting the pressure or changing the composition of an azeotropic zone; the device has a single sub-boiling mode and a continuous two-stage distillation mode. A surface area enhancing inner component can be additionally arranged in the sub-boiling chamber, a liquid column is formed through surface tension, and the distillation efficiency is remarkably improved. The device is simple in structure, high in heat efficiency, good in purification effect and suitable for laboratory high-purity reagent preparation.
Owner:EAST CHINA UNIV OF SCI & TECH

Methyl acrylate filling system

The utility model belongs to the technical field of chemical equipment, and particularly relates to a methyl acrylate filling system which comprises a material storage tank, the material storage tank is sequentially connected with a feeding pipeline, a feeding pipeline and a barrel lifting filling pipeline, the feeding pipeline is further connected back to the material storage tank through a backflow pipeline II, the feeding pipeline is further connected with a ton barrel filling pipeline, and the material lifting filling pipeline is connected with the ton barrel filling pipeline after the ton barrel filling pipeline. The feeding pipeline is connected with a filtering pipeline in parallel, and a filter is arranged on the filtering pipeline. According to the utility model, the ton barrel filling pipeline is directly led out in the feeding direction of the feeding pipeline so as to meet the filling requirement of the ton barrel; and the filter is connected to the feeding pipeline in parallel, so that the filter pipeline can be started or not started as required during barrel lifting and canning, and the discharging fineness is changed.
Owner:山东开泰石化集团股份有限公司

Lightweight composite material anti-collision beam and preparation method thereof

PendingCN122077849AImprove the impact energy absorption effectImprove the problem of brittle fractureDomestic articlesBumpersPost collisionEnergy absorption
The invention relates to a lightweight composite material anti-collision beam and a preparation method thereof. Comprising the following steps that a cavity of a composite material anti-collision beam shell is partially filled with foam materials or completely filled with the foam materials with different densities, a filling layer with density changes is formed in the composite material anti-collision beam shell, the foam materials are cured, and the lightweight composite material anti-collision beam is obtained. According to the preparation method of the lightweight composite material anti-collision beam, pseudo-plastic failure energy absorption of the composite material anti-collision beam is realized, so that the technical problems that an existing composite material anti-collision beam is prone to layering and tearing after collision and cannot fully absorb collision energy, and then brittle fracture of the anti-collision beam is caused are solved.
Owner:SINOMA SCI & TECH

Novel double-layer pet cart

The utility model relates to a novel double-layer pet cart which comprises a movable base, two hand push rods are arranged on the front side of the top of the movable base, a bottom frame is arranged on the top of the movable base, a top frame is arranged on the upper side of the bottom frame, and an adjusting mechanism is arranged at the bottom of the top frame. Space expansion mechanisms are arranged on the bottom frame and the top frame; the adjusting mechanism comprises a two-way lead screw rotationally installed in the movable base, the two ends of the outer surface of the two-way lead screw are each in threaded connection with a movable sleeve, the tops of the two movable sleeves are each hinged to a connecting rod, and a sliding groove is formed in the bottom of the top frame. The two ends of the interior of the sliding groove are each provided with a sliding block in a sliding mode, wherein the sliding blocks are connected with the tops of the connecting rods. According to the novel double-layer pet cart, by arranging the space expansion mechanism, the internal containing space of the bottom frame and the top frame can be adjusted, so that the cart can adapt to pets of different sizes, and the flexibility and practicability during use are improved.
Owner:ANHUI HOPE PET PRODUCTS CO LTD

Test mold of cement-based pouring building material model

The invention discloses a test mold of a cement-based pouring building material model, which comprises an outer mold composed of two side plates, two end plates and a bottom plate, the inner sides of the two side plates in the outer mold are respectively and detachably connected with two inner mold plates, and the two ends of the inner mold plates are respectively connected with the two side plates of the outer mold through triangular prism-shaped buttresses. The two ends of the inner formwork are provided with grooves, and the triangular-prism-shaped buttress is provided with a tooth opening which enables the triangular-prism-shaped buttress to be inserted into the grooves of the inner formwork.
Owner:郑秀叶

Grading screening machine for rhizoma bletillae freeze-dried powder

The utility model discloses a grading screening machine for rhizoma bletillae freeze-dried powder, which belongs to the technical field of rhizoma bletillae freeze-dried powder processing and comprises a base, a discharge bin, a vibration component and a grading screening device. The discharging bin is fixedly arranged above the base, and the upper end of the discharging bin communicates with the classified screening device through a hollow supporting column. A feeding hole is formed in the top of the grading screening device, and a first-stage particle size screening disc, a second-stage particle size screening disc and a third-stage particle size screening disc are uniformly and movably arranged in the grading screening device in sequence from top to bottom; the vibration assembly comprises four groups of damping springs, a connecting plate and a driving unit; the four damping springs are fixedly arranged at the four corners of the discharging bin correspondingly, the tops of the damping springs are fixedly connected with a connecting plate, and a through hole is formed in the middle of the connecting plate and sleeves the supporting column. The connecting plate is fixedly connected with the bottom of the grading screening device; the output shaft of the motor is fixedly connected with the connecting rod through the rotating shaft to drive the connecting plate and the grading screening device, freeze-dried powder of different particle sizes can be accurately separated through multi-stage layer-by-layer screening, the uniformity and stability of products are greatly improved, and the screening efficiency is improved.
Owner:GUIZHOU AGRI VOCATIONAL COLLEGE

Powering apparatus, method and system for a wireless network device

ActiveCN114400772Bmeet different requirementsImplement two-way managementSystems intergating technologiesInformation technology support system
The application discloses a power supply device, method and system of a wireless network device, comprising a control device, a power supply device and at least one load power supply device; any load power supply device comprises a first controlled module and a load module connected with the first controlled module; the power supply device is connected with the control device and the first controlled module respectively; the control device is configured to acquire power supply parameters of the power supply device; wherein the power supply parameters at least comprise a power supply type and a power supply power range of the power supply device; at least one first controlled module corresponding to the power supply parameters is obtained from a preset first matching database according to the power supply parameters, so as to take the load module corresponding to the at least one first controlled module as a power supply object of the power supply device. The embodiment of the application can meet different requirements of different wireless network devices on a power supply end, thereby solving the problem of insufficient power supply and improving the power supply energy-saving effect.
Owner:TP-LINK INT SHENZHEN CO LTD

A detachable connection node and construction method for modular steel structure building

The present invention proposes a detachable connection node and construction method for modular steel structure buildings. The node is used to complete the horizontal and vertical connection between each module unit, including a module unit corner, a vertical node plate, a connecting plate, a vertical high-strength bolt and a lateral single-sided blind hole bolt; the module unit corner includes a module column and two module beams vertically connected to each other, a horizontal node plate, a tooth groove and a sealing plate; the teeth and grooves between the module columns are engaged with each other during on-site construction, and the vertical node plate and the side wall of the module column are connected through the lateral single-sided blind hole bolt during on-site construction to complete the horizontal connection of the module unit; the horizontal node plate and the connecting plate of the upper module unit and the horizontal node plate of the lower module unit are connected through the vertical high-strength bolt during on-site construction, and the positioning holes on the sealing plate and the positioning heads on the upper and lower surfaces of the connecting plate are inserted and positioned during on-site construction to complete the vertical connection of the module unit.
Owner:TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL

Groove machining equipment

The groove machining equipment comprises a fixed support, a multi-dimensional walking mechanism and a special-shaped cutting mechanism, and the multi-dimensional walking mechanism is arranged on the fixed support; the special-shaped cutting mechanism is movably arranged on the multi-dimensional walking mechanism and comprises a rotary table module, a reducing structure and a cutting torch device, the rotary table module is connected with the reducing structure so that the reducing structure can do circular motion, and the cutting torch device is movably connected with the reducing structure. According to the groove machining equipment, through the micro-movement matching of the multi-dimensional walking mechanism and the special-shaped cutting mechanism, different requirements during forming of various special-shaped grooves of the lifting lug main plate can be met, the automation degree is high, and safety and high efficiency are achieved.
Owner:SHANGHAI ZHENHUA HEAVY IND

Hidden and explicit conformal high temperature resistant microstrip / patch antenna unit

The present invention discloses an implicit conformal high temperature resistant microstrip / patch antenna unit, which can work stably and reliably in a high temperature environment of 400 degrees Celsius. The present invention is implemented by the following technical scheme: an antenna microstrip plate fixedly connected by a multilayer dielectric plate is provided in a rectangular cavity close to the back end of the conformal antenna fairing, the rectangular cavity is surrounded by magnetic walls to form a resonant cavity, the sealed end cover encapsulates the PCM in the melting heat chamber to block the conduction of external heat, the PCM uses the material's own specific heat capacity to store / release heat, and senses the heat of the antenna microstrip plate in the form of heat absorption / release energy conversion, the conformal radiation unit is fed through a microstrip line or a coaxial line, and TM10 is fed on the wide side and long side of the microstrip patch antenna, so that a radio frequency electromagnetic field is excited between the conductor patch and the ground plate, and mutually perpendicular electric field components are formed in the normal direction of the antenna surface, and the current is distributed as a standing wave on the transmission line with an open terminal, and radiates outward through the gap between the patch and the surrounding ground plates.
Owner:LINGBAYI ELECTRONICS GRP