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Lightweight acoustical paint and preparation method thereof
The present invention discloses one kind of light sound absorbing paint and its preparation process. The paint consists of acrylate emulsion of average grain size of 0.15-0.5 micron as the adhesive, open-pored expanded perlite as light aggregate, pigment, stuffing and assistants combined together. It is prepared through pre-mixing, dispersing grinding and blending via fast stirring. It has low density, non-toxicity, no smell, environment friendship, simple production, simple application, coating of 1-5 mm thickness, average sound absorbing coefficient higher than 0.4 and other advantages, and is suitable for use in household, meeting room, concert hall, theater, etc.
Owner:GUANGZHOU SUPER CHEM COATING CO LTDGUANGZHOU SUPER CHEM COATING CO LTD
Flexible hinge amplification-based piezoelectric microgripper
InactiveCN104647347AReduce volumeNo mechanical frictionMicromanipulatorGripping headsElectricityEngineering
The invention discloses a flexible hinge amplification-based piezoelectric microgripper, which comprises a substrate, a rack, a piezoelectric stack driver, a pre-tightening screw, a motion transmission mechanism, a pair of clamping arms and a chuck; the deformation of the piezoelectric stack driver is converted into the displacement of the chuck by the motion transmission mechanism; the rack is provided with two pillars, and the piezoelectric stack driver is located between the two pillars; the motion transmission mechanism comprises a pair of double-rocker mechanisms and a pair of lever support arms; one end of an active rocker of each double-rocker mechanism is hinged with the corresponding pillar, and the other end of the active rocker is hinged with a corresponding connecting rod; each active rocker is provided with an extension section; the extension sections of the active rockers lean against the piezoelectric stack driver; the deformation of the piezoelectric stack driver serves as the driving force of each double-rocker mechanism; a position detection strain gage is adhered to the extension section of the corresponding active rocker; each clamping arm is provided with a clamping force detection strain gage. The flexible hinge amplification-based piezoelectric microgripper disclosed by the invention has the advantages that not only can the large stroke of the tail end of the microgripper be realized but also the clamping force detection and the position detection of the tail end of the microgripper can be integrated.
Owner:ZHEJIANG UNIV
Piezoelectric micro-platform capable of amplifying based on flexible hinge
ActiveCN104925738AReduce volumeNo mechanical frictionTelevision system detailsPiezoelectric/electrostriction/magnetostriction machinesEngineeringHinge point
The invention discloses a piezoelectric micro-platform capable of amplifying based on a flexible hinge. The piezoelectric micro-platform comprises a frame and a carrier platform, wherein a micro-driver and an amplifying mechanism are arranged on the frame; the amplifying mechanism is a double-rocker mechanism; an extension section is arranged on one end, which is far away from a connecting rod, of a driving rocker of the double-rocker mechanism, and a free end of the extension section of the driving rocker supports the micro-driver; the driving rocker and the extension section thereof form an amplifying lever with a hinge point of the driving rocker and the frame as a pivot; an extension section is arranged on one end of the connecting rod, which is far away from the driving rocker; the carrier platform is connected to a decoupling mechanism, the decoupling mechanism is formed by at least one pair of decoupling units, and the two decoupling units are symmetrical around the center of the carrier platform; each decoupling unit is formed by a connecting arm and a pair of flexible arms, one end of each flexible arm is hinged to the frame, the other end of each flexible arm is hinged to the connecting arm, and the other end of the connecting arm is hinged to the carrier platform; the extension section of the connecting rod is hinged to any one decoupling unit. The piezoelectric micro-platform has the advantage that the driving displacement of the micro-driver can be amplified.
Owner:NINGBO UNIV
Fast-steering-mirror large-angle rotating mechanism based on cross spring bearing
The invention relates to a fast-steering-mirror large-angle rotating mechanism based on a cross spring bearing. A mirror-holder support of the mechanism is fixed on a motor installing machine frame; magnetic steels of four linear voice coil motors are connected with the motor installing machine frame, and coils are fixedly connected with an external mirror base; the center of the bottom of the motor installing machine frame is connected with the mirror base through a supporting mechanism; two bearing supports of the supporting mechanism are installed in the center of the bottom of the motor installing machine frame, and a pitching bearing installing frame is located inside an orientation bearing installing frame, and is connected with the orientation bearing installing frame through two orientation spring bearings; the two bearing supports are connected with the pitching bearing installing frame through two pitching spring bearings. According to the fast-steering-mirror large-angle rotating mechanism based on the cross spring bearing, the cross spring bearing has the enough flexibility in the working direction to prevent a driver from overloading, and the rotating angle range is wide, and the working bandwidth is high.
Owner:长春萨米特光电科技有限公司
Folding working lamp
PendingCN111911824AEasy to adjustVarious directionsLighting support devicesWith electric batteriesMechanical engineeringPhysics
Owner:HANGZHOU UNITED ELECTRIC MFG CO LTD
Constant-force-adjustable multi-freedom-degree flexible micro-gripper
ActiveCN108312086AAchieve constant force outputChange intensityWork holdersMicro-operationConstant force
The invention provides a constant-force-adjustable multi-freedom-degree flexible micro-gripper. The constant-force-adjustable multi-freedom-degree flexible micro-gripper comprises a micro-gripping unit; the micro-gripping unit comprises a gripping component and a freedom degree regulating component; the gripping component is installed on the freedom degree regulating component and can move in theup-down direction, the left-right direction and the front-back direction under the driving of the freedom degree regulating component; the gripping component is connected with the freedom degree regulating component through a connecting block; the freedom degree regulating component is fixed to an abnormal-surface pedestal through a substrate, and thus the freedom degree regulating component moving in different directions is different in installation directions on the abnormal-surface pedestal. The constant-force-adjustable multi-freedom-degree flexible micro-gripper provided by the inventionrealizes constant-force output and constant-force adjustability of the micro-gripping unit, and simultaneously makes the gripper have a plurality of freedom degrees. The constant-force-adjustable multi-freedom-degree flexible micro-gripper provided by the invention is small in structure weight, convenient to operate and applicable to a micro-operation robot system and a micro-electromechanical system.
Owner:NINGBO UNIV
3D printing method for building model
InactiveCN105881918AHigh speedHigh precisionAdditive manufacturing apparatusManufacturing engineeringSoftware
The invention discloses a 3D printing method for a building model. The method comprises the following steps: drawing, namely designing specific manufacturing area and ratio and selected material of the model according to the design general view and the model requirements and drawing a three-dimensional diagram of the building model by using software capable of carrying out 3D printing; and printing, namely preparing a 3D printer, carrying out 3D printing according to the building model diagram, beginning to print from the bottom of the building model layer by layer, finishing printing from the top part, and starting from one fixed edge of the model in printing of each layer. The building model manufactured by the method is high in speed and relatively high in precision; and the model is a whole body and does not need to be assembled.
Owner:ANHUI YILING MOLD DESIGN CO LTD
Miniature fully enclosed hot and cold channel separation type integrated cabinet
PendingCN108337863ASmall scaleLess investmentCasings/cabinets/drawers detailsCooling/ventilation/heating modificationsDistribution systemEngineering
The invention relates to a miniature fully enclosed hot and cold channel separation type integrated cabinet. The cabinet comprises a front cabinet door, a rear cabinet door, two side plates and a cabinet body, cold and hot channels in the cabinet body are separated, the cabinet further comprises a hot channel section, an equipment placing section and a cold channel section, the two side plates canbe detachably installed on two sides of the cabinet body to make the capacity expanding and maintaining of the cabinet body convenient, and the equipment placing section is provided with a power distribution system, an air conditioning heat-dissipating system, a UPS system and an environment control system. The cabinet has the advantages that 1), UPS, power distribution, air conditioning and a monitoring unit are integrated, the investment is low, the scale is small, and the occupation space is small; 2), the cabinet body part is fully enclosed and the cold and hot channels are separated so that temperature environment in the machine cabinet can be maintained; 3), pre-integration, factory prefabricating, preassembling and pre-commissioning can be integrally achieved, and the constructionperiod is short; 4), the side plates can be detachably installed, and detachable wheels are arranged at the bottoms of the side plates to make maintaining and capacity expanding convenient; 5), the cabinet has a remote monitoring function, remote and concentrated monitoring and management of multiple branches can be achieved to make operation and maintaining convenient.
Owner:NANJING PUTIAN TELEGE INTELLIGENT BUILDING
Geological survey instrument for geological engineering
ActiveCN109100169APlay a steering assist roleAchieve steeringWithdrawing sample devicesDrive wheelGeological survey
The invention discloses a geological survey instrument for geological engineering, which comprises a support plate, a chain belt, connection shafts, and a drill fixed seat. Four driving wheels are mounted on the front and rear ends of the bottom of the support plate, and the two drive wheels on one side of the support plate are connected by the chain belt; the two pairs of driving wheels at the front end and the rear end of the support plate are connected by the connection shafts; two driven gears are mounted on the connection shafts near the driving wheels at both ends; a double-shaft stepping motor is mounted above the two connection shafts on the bottom surface of the support plate; driving gears are mounted on both ends of the double-shaft stepping motor; the driving gears meshes witha corresponding driven gears; the upper part of the support plate is provided with a turnover plate; and both sides of one end of the turnover plate are hinged to a hinge plate mounted on the supportplate. The geological survey instrument for the geological engineering disclosed by the invention has the advantages of being convenient to move, strong in trafficability, strong in adaptability to complex environments, and high in work efficiency.
Owner:EAST CHINA UNIV OF TECH
Factorial construction technology for small prefabricated components
InactiveCN106564114AGood precisionAccuracy is easy to guaranteeFeeding arrangmentsCement mixing apparatusHoneycombPolystyrene
The invention relates to a factorial construction technology for small prefabricated components. Set-shaped steel formworks or wood formworks are adopted mostly for casting in construction sites for traditional small component fabrication, portable vibrators are used for vibration, although produced small components have the qualified strength, most of the small components have coarse appearances, the phenomena of honeycombs, pitted surfaces, edge missing, corner losing and the like are relatively general, the scenery along roads is affected, and the service life of the components are severely impaired. With the technology, small components are prefabricated in a fixed site, set-shaped formworks prepared from high-strength composite plastic are adopted, the standard small components required by engineering are prefabricated through concrete mixing, pouring, vibration, curing and demolding procedures, the high-strength plastic set-shaped formworks are adopted and are prepared from a composite prepared from polystyrene, acrylonitrile-butadiene-styrene (ABS) plastic and partial additives through technological processing, female molds are developed firstly according to sizes of the small components, molds are formed through one-time stamping of the female molds, and the wall thickness is 4.5 mm. The invention is applied to the factorial construction technology for the small prefabricated components.
Owner:黑龙江省龙建路桥第二工程有限公司
PVC-gel film preparation method, PVC-gel film flapping wing flying mechanism and preparation method thereof
The invention discloses a PVC-gel film preparation method, a PVC-gel film flapping wing flying mechanism and a preparation method thereof. The PVC-gel film flapping wing flying mechanism comprises flapping wings and a silicone rubber skeleton, wherein the flapping wings are made of a PVC-gel film, a positive electrode and a negative electrode are correspondingly arranged on the upper and lower parts of the PVC-gel film, the PVC-gel film is disposed on the silicone rubber skeleton in a penetrating mode to form a flexible flapping wing flying mechanism, and a square-wave voltage is applied to the positive electrode and the negative electrode to adjust the flapping frequency of the flapping wings. The structure is simple, the controllability is high, the flapping frequency is controllable, and by applying the square-wave voltage to the positive pole and the negative pole to adjust the flapping frequency of the flapping wings, no noise is generated substantially during the power-on process.
Owner:XI AN JIAOTONG UNIV
Dosing actuator for an aerosol container with interchangeable tubes
InactiveCN102971232AReduce manufacturing costNo assembly requiredLiquid spraying apparatusLiquid dispensingEngineeringActuator
A universal dosing device with changeable tubes (3) to spray the products kept in bottles (11) comprises housing (2), changeable tubes, an adapter (5), a cover and a control nozzle (7). The dosing device comprises an ergonomic handle with a cavity (9), the top edge thereof has a fixation ring to fix the bottle. The dosing system under the ring comprises a guide canal (15) to install the changeable tube and a trigger (14) that is located underneath them. The rigidity adjustment latch in front of the trigger is attached at least one end of the housing. The support is installed under the canal on the handle. The guide rail between the support and the ring is to make the disassembly easier. The changeable tube is a tube where one end thereof becomes a connection nozzle.
Owner:ONIA ORIGINAL IDEA OU
Electronic device audio noise and noise eliminating structure
InactiveCN1641519ASimple structureNo assembly requiredMagnetic/electric field screeningDigital data processing detailsElectricityAudio signal
Owner:SHUNDA COMP FACTORY SHUNDE CITY +1
Piezoelectric Microgripper Based on Flexible Hinge Amplification
InactiveCN104647347BReduce volumeNo mechanical frictionMicromanipulatorGripping headsElectricityEngineering
The invention discloses a flexible hinge amplification-based piezoelectric microgripper, which comprises a substrate, a rack, a piezoelectric stack driver, a pre-tightening screw, a motion transmission mechanism, a pair of clamping arms and a chuck; the deformation of the piezoelectric stack driver is converted into the displacement of the chuck by the motion transmission mechanism; the rack is provided with two pillars, and the piezoelectric stack driver is located between the two pillars; the motion transmission mechanism comprises a pair of double-rocker mechanisms and a pair of lever support arms; one end of an active rocker of each double-rocker mechanism is hinged with the corresponding pillar, and the other end of the active rocker is hinged with a corresponding connecting rod; each active rocker is provided with an extension section; the extension sections of the active rockers lean against the piezoelectric stack driver; the deformation of the piezoelectric stack driver serves as the driving force of each double-rocker mechanism; a position detection strain gage is adhered to the extension section of the corresponding active rocker; each clamping arm is provided with a clamping force detection strain gage. The flexible hinge amplification-based piezoelectric microgripper disclosed by the invention has the advantages that not only can the large stroke of the tail end of the microgripper be realized but also the clamping force detection and the position detection of the tail end of the microgripper can be integrated.
Owner:ZHEJIANG UNIV
Cable crossing device for power construction
ActiveCN112186637ARealize the erectionNo assembly requiredApparatus for overhead lines/cablesSupport planeCable line
Owner:STATE GRID SHANDONG ELECTRIC POWER CO QIHE POWER SUPPLY CO
Constant force adjustable multi-degree-of-freedom flexible micro-gripper
ActiveCN108312086BAchieve constant force outputChange intensityWork holdersMicro-operationConstant force
Owner:NINGBO UNIV
Production device and method for electronic cigarette foam
InactiveCN110757120AStable and reliable feedingAvoid mistakesMetal working apparatusProcess engineeringElectronic cigarette
The invention relates to the technical field of electronic cigarette production and discloses a production device and method for electronic cigarette foam. The production device comprises a mounting plate, a foam feeding mechanism, a housing feeding device, a foam carrying mechanism, a foam loading mechanism, a housing carrying mechanism and a discharging carrying mechanism, wherein the foam feeding mechanism, the housing feeding device, the foam carrying mechanism, the foam loading mechanism, the housing carrying mechanism and the discharging carrying mechanism are arranged on the mounting plate; the foam loading mechanism is positioned in the middle of the mounting plate; the foam feeding mechanism is positioned on the side of the foam loading mechanism; the foam carrying mechanism is connected with the foam feeding mechanism and the foam loading mechanism; the housing carrying mechanism is connected with the housing feeding device and the foam loading mechanism; and the dischargingcarrying mechanism is positioned on the discharging side of the foam loading mechanism. The foam feeding mechanism is used for feeding in a carrier tape mode, so that feeding is reliable and stable; and the foam loading mechanism is used for assembling the foam at the upper end and the lower end at the same time, so that the production efficiency is improved, and the production success rate is higher.
Owner:徐新建
An angular vibrating table
The invention relates to an angular vibration platform comprising a seat body, a rotary support member and an objective table fixed on the rotary support member; a right part of the rotary support member is connected with the seat body via a first flexible hinge, a rotation axis of the first flexible hinge is arranged along a vertical direction, a connection block is arranged between a left part of the rotary support member and the seat body, the connection block is connected with the left part of the rotary support member via a flexible transmission structure, the connection block is connected with the seat body via a guiding mechanism, a voice coil performer is fixedly mounted on the seat body, an output end of the voice coil performer is fixedly connected with the connection block, the voice coil performer drives the rotary support member to do fixed axis rotation movement around the rotation axis of the first flexible hinge via a flexible transmission structure, and an upper surface of the objective table is perpendicular to the rotation axis of the first flexible hinge. The angular vibration platform is advantaged by compact structure, stable operation, high test precision, convenient processing, convenient installation and the like.
Owner:CHONGQING UNIV
Mounting structure of auxiliary engine
InactiveCN104819081AHigh torqueAvoid complicationsValve arrangementsFuel injection apparatusTransmitted powerSprocket
The invention provides a mounting structure of an auxiliary engine, which can prevent weight increase and manufacture process complication and furthermore allows mounting of the auxiliary engine in an engine. An exhaust cam gear (6) is fixed at one end of an exhaust cam shaft (4). Additionally, at one end side of the exhaust cam shaft (4), a cam sprocket is arranged in the exhaust cam gear (6) in an integral rotation manner. Furthermore, the combined part (10) of the exhaust cam gear (6) is combined with the combined part (21) of the auxiliary engine (20), thereby transmitting power from the exhaust cam gear (6) to the auxiliary engine (20). Additionally, the exhaust cam gear (6) is provided with a boss part (10a). Furthermore the auxiliary engine (20) is provided with an input shaft (21a). Furthermore, the boss part (10a) is provided with a snapping trough (10b) in the axial direction. Furthermore a clamping projection (21b) is formed at the outer peripheral part of the input shaft (21a).
Owner:SUZUKI MOTOR CORP
Assembled structure of brake release knob
InactiveCN102897154ANo assembly requiredMechanical apparatusHand actuated initiationsBiomedical engineeringFlange
An assembled structure of brake release knob that assures a predetermined anchoring force, and reliable anchoring with no damage being caused in assembling. A cap (80) is fixed in a brake lever distal end part (11); a brake release knob (20) is inserted into the cap (80); a flange part (23) formed on a leg part (22) extending from a head part (21) of the brake release knob is engaged with an innermost end (85) of the cap; in the brake lever distal end part (11), a distal end part taperedly extending from a shoulder part (72) of a release rod (70) is inserted closer to the center of the cap (80) than the leg part (22) of the brake release knob; and between the shoulder part (72) and the innermost end (85) of the cap, the flange part (23) of the brake release knob is sandwiched under pressure.
Owner:HONDA MOTOR CO LTD +1
Lightweight acoustical paint and preparation method thereof
The invention discloses a light-weight sound-absorbing coating and a preparation method thereof. The coating mainly uses acrylic emulsion with an average particle diameter of 0.15-0.5 μm as a binder, uses open-cell expanded perlite as a lightweight aggregate, and is supplemented with pigments. A combination of fillers and various additives. The paint is prepared by pre-mixing, dispersing, grinding pigments and fillers and letdown process. Open-cell expanded perlite is added in batches during the letdown stage and stirred at a low speed. The coating has low density, non-toxic and tasteless, safe and environment-friendly; it is easy to produce and construct, the thickness of the coating is 1-5mm, and the average sound absorption coefficient is greater than 0.4, which not only has good sound absorption performance, but also saves indoor space; the coating has no joints , Strong decoration, suitable for use on walls and ceilings inside living rooms, living rooms, conference rooms, general concert halls, theaters, great halls, large classrooms, and broadcasting studios.
Owner:GUANGZHOU SUPER CHEM COATING CO LTDGUANGZHOU SUPER CHEM COATING CO LTD
Special effects stage with multiple movement types
The invention relates to a special effects stage with multiple movement types. The special effects stage comprises a baseplate and a center pole, wherein a bevel gear ring surrounding the center poleis arranged on the baseplate, multiple screws are uniformly distributed in circumference on the top edge of the bevel gear ring, a bevel pinion is connected with the screws, a first bevel gear engagedwith the bevel pinion is fixed on the center pole, a shipper rod is matched with the screws, the bottom of the shipper rod is fixed on a small stage, a second bevel gear is arranged on the upper endof the center pole, a center stage is vertically and slidably matched with the center pole, the center stage and the second bevel gear are arranged in threaded connection, the bevel gear ring and thesecond bevel gear engage the drive bevel gear together, and a drive motor is connected with the drive bevel gear. The special effects stage has the advantages that the function of raising, rotating and moving during performances is realized, the amount of the equipment used is reduced, the need for assembly is eliminated, disassembly is easier, the interoperability of the whole stage is better, control error rate is lower, thereby ensuring that the actors perform at a high standard, the cost of use is lower, and the cost of performances is greatly reduced.
Owner:FANTAWILD ADVENTURE WUHU OPERATION MANAGEMENT CO LTD
Miniature static pressure gauge for monitoring settlement of soft soil roadbed of highway
ActiveCN103575252AGuaranteed continuityImprove stabilityFluid pressure measurement using elastically-deformable gaugesHeight/levelling measurementFrequency measurementsMembrane surface
The invention discloses a miniature static pressure gauge for monitoring the settlement of a soft soil roadbed of a highway. The miniature static pressure gauge is characterized in that a shell is a sealed metal cylindrical cavity; a pressurizing ring is fixed at the center of a top cover of the shell; a dish-shaped film transversely separates the upper part of the shell, and the center of the dish-shaped film is fixed with the bottom of the pressurizing ring; the part, above the dish-shaped film, of the shell is connected with a corrugated pipe to be subjected to water injection, and the part, below the dish-shaped film, of the shell is provided with a frequency measurement system connected with the dish-shaped film; the frequency measurement system comprises a string wire, a vibration exciter, a cable and a frequency measurement instrument; the top end of string wire is connected with the center of the dish-shaped film, and the vibration exciter located on one side of the string wire is connected with the frequency measurement instrument on the ground through the cable penetrating through the side wall of the shell. Due to the arc-shaped curved surface of the dish-shaped film and the property of a large membrane surface, the miniature static pressure gauge can remarkably deform under a tiny pressure, so that the vibration frequency of the string wire is remarkably changed, and the change of the water outlet pressure can be accurately measured according to the change of the vibration frequency of the string wire so as to obtain the settling volume of a foundation; the miniature static pressure gauge has the advantages that the stabilization of the instrument is good, the measurement accuracy is high, and the field installation is easy.
Owner:HOHAI UNIV
Anti-oxidation method of biological material and biological material
InactiveCN110917398AHas antioxidant capacityReduce storage requirementsTissue regenerationProsthesisAntioxidant capacityBiochemical engineering
The invention discloses an anti-oxidation method of a biological material and the biological material. The anti-oxidation method comprises the following steps: under preset conditions, carrying out anti-oxidation treatment on the biological material by using a reducing agent, and storing the biological material subjected to the anti-oxidation treatment in a dry state. The biological material is subjected to the anti-oxidation treatment by adopting the reducing agent, so that the biological material has certain anti-oxidation capacity, and the material can be well protected from unpredictable changes in an uncontrollable external environment. Meanwhile, the biological material subjected to anti-calcification treatment is stored in a dry state. The requirement for storage conditions is low when the biological material is stored in the dry state, the storage time is longer, and the biological material has the capacity of tolerating adverse environments. Meanwhile, the biological materialstored in the dry state can be directly used after complete package is unsealed, rinsing and assembling are not needed, application is more convenient, and rescue time is saved.
Owner:PEIJIA MEDICAL TECH SUZHOU
Folding bunk bed
The invention relates to a folding bunk bed. The folding bunk bed comprises a first bed column, a second bed column, a third bed column, a fourth bed column, an upper bed frame, a lower bed frame andfixing bolts. The folding bunk bed is characterized in that first connection guard bars are arranged between the first bed column and the second bed column, and one end of the first connection guard bars is fixed to the second bed column while the other end is hinged to the first bed column; second connection guard bars are arranged between the third bed column and the fourth bed column, and one end of the second connection guard bars is fixed to the fourth bed column while the other end is hinged to the third bed column; the upper bed frame and the lower bed frame are identical structurally and comprise first side column, second side columns and reinforcing columns, and two ends of each reinforcing column are fixedly connected with the corresponding first side column and the correspondingsecond side column. The folding bunk bed is simple in structure and convenient to use and can be directly folded to reduce occupied space when being transported or not used. In use of the folding bunk bed, the four bed columns are supported open, the second side columns of the upper bed frame and the lower bed frame are overlapped on first supporting blocks and second supporting blocks and fixedthrough the fixing bolts, so that the folding bunk bed can be used, and assembly is almost avoided.
Owner:杭州翱月科技有限公司
Embedded plastic sealing mark
ActiveCN103021270ASimple structureIncrease productivityStampsIdentification meansMechanical engineeringEngineering
Owner:XIAN HAORUI ELECTRONICS TECH
A method for improving a battery pack by utilizing a composite sandwich plate structure
PendingCN109004132AOptimize volume utilizationEnsure stabilityCurrent conducting connectionsCells structural combinationCapacitanceSandwich board
The invention discloses a method for improving a battery pack by utilizing a composite sandwich plate structure. The improved apparatus comprises a corrugated plate battery pack, and the battery packfurther comprises a component and a lithium power battery unit; a sandwich layer and skin material; a bus bar; a printed circuit board for collecting temperature, voltage and other signals; Temperature controller. According to the structure of corrugated sandwich board, PCB and temperature controller are arranged in the space between corrugated board and panel, and then several cell electrodes areput into the space between corrugated board and panel perpendicular to the panel upward to form modules of specific voltage and capacitance, and finally a plurality of modules are assembled to form abattery pack. The invention no longer needs the module end plate, tray, upper cover and other components with metal texture in the traditional battery pack, and only the composite corrugated plate with high specific strength sandwich structure is used as the battery container, which effectively improves the energy density, lightens the weight of the battery pack and balances the thermal conductivity.
Owner:北京博简复才技术咨询有限公司 +1
Universal electrochemical testing device
The invention relates to the technical field of equipment for electrochemical experiments, in particular to a universal electrochemical testing device. The device comprises a hollow container barrel, supporting plates are arranged at the two ends of the container barrel, and the two ends of the container barrel are blocked by the supporting plates; through holes are formed in the container barrel, a clamp is arranged at the position, on one side of each through hole, of the container barrel, a sample supporting plate is formed in at least one supporting plate, and a clamping plate is arranged on one supporting plate. The universal electrochemical testing device has certain universality and can meet various electrochemical tests, repeated assembling is not needed, the testing device does not need to be replaced, the device is simple and easy to operate, and different electrochemical tests can be conveniently switched at any time. Meanwhile, the same device is used for carrying out multiple experiment tests, the standard is unified, and the testing result is more precise.
Owner:GREE ELECTRIC APPLIANCES INC
Pet cage
A pet cage is a rectangular shell, which consists of 6 frames, namely, an upper frame, a lower frame, a front frame, a rear frame, a left frame and a right frame. Each frame is provided with grilles, the left frame and the right frame are formed by articulating three tandem grille frames in sequence, the first two grille frames of the left frame and the right frame have the same specification, and the last grille frames of the left frame and the right frame have the same specification, the first grille frames of the left frame and the right frame are sequentially articulated with the left side and the right side of the front frame, the last grille frames of the left frame and the right frame are fixedly connected with the left side and right side of the rear frame in sequence, the upper frame is articulated with the last grille frame of the rear frame or the left frame and the right frame, the lower frame is articulated with the last grille frame of the rear frame or the left frame and the right frame, and the upper frame and the lower frame are limited by at least two groups of limiting pieces arranged on the shell. The middle part of the upper transverse frame edge of the front frame is articulated an upper sheeting and a lower sheeting which point at the rear frame and is vertical to the transverse frame edge; a horizontal catch which points at the inside of the shell is respectively arranged at lower side of the vertical frame edge of the first grille frame of the left frame and the right frame. The pet cage can provide a user with convenience in assembly, carrying and storage.
Owner:陈明
Optical axis stable platform
InactiveCN107176306AAvoid assembly errorsCompact structureAircraft componentsOptical axisControllability
The invention relates to an optical axis stable platform. The optical axis stable platform comprises a base plate, a supporting seat, an elastic frame, a pushing rod, a stepped rotary shaft, a rotary shaft frame and an outer shell. The supporting seat and the base plate are designed into a whole, and a connecting block is arranged between the elastic frame and the supporting seat; the connecting block is connected with the supporting seat through a through groove in the front-back direction, and the other end of the connecting block is connected with the elastic frame through a screw hole; one end of the pushing rod is fixedly connected with the elastic frame, and the other end of the pushing rod is tightly close to the rotary shaft by penetrating through a gap of the rotary shaft frame; and the rotary shaft frame and a rotary shaft seat are designed into a whole and are fixedly connected with the base plate through screw holes. The lower end of the stepped rotary shaft is matched with the bottom end of the rotary shaft frame through bearings, and the upper end of the stepped rotary shaft is matched with the rotary shaft frame through bearings as well; the outer shell is divided into an upper part and a lower part, the upper half part is fixed to a side wing of the base plate through bolts, and the lower half part is fixed to the bottom face of the base plate through bolts; and an electronic cabin is formed between the lower half part of the outer shell and the base plate. The optical axis stable platform has the advantages of being low in cost, simple is structure, good in controllability, high in precision and the like.
Owner:CHONGQING UNIV
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