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39results about How to "Prevent mutual sliding" patented technology
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Composite material with foam sandwich structure and preparation method of composite material
InactiveCN102825879AImprove bending strengthHigh compressive strengthSynthetic resin layered productsLaminationSandwich likeYarn
The invention discloses a composite material with a foam sandwich structure and a preparation method of the composite material. The composite material comprises an upper surface layer, a lower surface layer and a foam sandwich layer which is located between the upper surface layer and the lower surface layer; the upper surface layer and the lower surface are formed by overlapping layered fiber fabrics; the foam sandwich layer is formed by arranging a plurality of foam strips, foam plates or foam blocks; parallel sheet-like fiber fabrics are clamped between two adjacent foam strips or adjacent foam plates of the foam sandwich layer; the surfaces on the middle positions of each two foam strips are provided with resin grooves which are parallel with the surface layers; and the resin grooves are crossed with a resin make-up groove which is penetrated in the complete foam sandwich layer in the longitudinal direction; the upper surface layer, the lower surface layer and the sandwich layer are sewn into a complete structure by a sewing rough yarn. The composite material provided by the invention is light in weight and has high strength; the preparation process is simple and the composite material can be molded in one step; and moreover, resin can be injected from the middle layer of the sandwich layer and the injection speed is improved.
Owner:SOUTH CHINA UNIV OF TECH
Screw type vertical elevator
ActiveCN106315368ASmooth liftAvoid falling incidentsElevatorsBuilding liftsGear wheelElectric machinery
The invention discloses a screw type vertical elevator, and belongs to the field of transportation machines. The screw type vertical elevator comprises a shaftway, a car and a drive mechanism. The drive mechanism comprises a motor, a transmission rod and a plurality of screws. The multiple screws are vertically arranged around the car. Each screw is sleeved with a nut. Each nut is connected to the car through a first connecting piece. Each screw is provided with a second gear. A worm is arranged on an output shaft of the motor. A worm gear engaged with the worm is arranged at the upper end of the transmission rod. A first gear engaged with all the second gears is arranged at the lower end of the transmission rod. The screw type vertical elevator has the beneficial effects that the ascending and descending actions of the car are achieved through the screw transmission manner of the screws and the nuts, a certain self-locking function is achieved, labor is saved, and the falling accident can be prevented from happening to the car. By means of the design of the worm and the worm gear, the drive mechanism has the self-locking function, and controllability and safety of equipment are guaranteed. By means of the design of the second gears and the first gear, it can be guaranteed that the four screws rotate synchronously, and the car can ascend and descend more stably.
Owner:苏州弗朗茨智能电梯有限公司
Clamping device for clamping test piece and use method of clamping device
The invention provides a clamping device which comprises an upper clamping piece and a lower clamping piece .The upper clamping piece comprises an upper clamping piece body, upper clamping piece through holes are formed in the upper clamping piece body in the thickness direction, and one side face of the upper clamping piece body is provided with dovetail tenons; the lower clamping piece comprises a lower clamping piece body and a testing machine clamping part which is used for being clamped in an external testing machine, the lower clamping piece body further comprises a lower clamping piece body base part and a lower clamping piece body protruding part, lower clamping piece through holes are formed in the lower clamping piece body base part in the thickness direction, the lower clamping piece body protruding part is provided with dovetail mortises, and the depth of each dovetail mortise is equal to the height difference; the dovetail tenons can be aligned with the dovetail mortises, at the moment, the upper clamping piece through holes can be aligned with the lower clamping piece through holes .The clamping device has the advantages of being compact in structure and accurate in positioning .The invention further provides a corresponding clamping method, and the clamping stability and accuracy of a test piece to be tested are greatly improved.
Owner:COMAC +1
A general-purpose flexible in-ear hearing aid
ActiveCN102271304AGuaranteed elastic contactGuaranteed circulationCompletely in canal hearing aidsEar supported setsOcclusion effectEngineering
The invention discloses a general flexible in-ear hearing aid. The general flexible in-ear hearing aid comprises a front part, a middle part and a back part of a hearing aid, wherein the front part of the hearing aid further comprises a loudspeaker; the back part of the hearing aid comprises a machine body; the middle part of the hearing aid comprises a sound transmitting device; the sound transmitting device is a flexible or soft connecting device; one end of the soft connecting device is connected to the front part of the hearing aid, and the other end of the soft connecting device is connected to the back part of the hearing aid. The in-ear hearing aid provided by the invention can be placed in an ear completely; the hiding performance is strong; the hearing aid is always elastically contacted with an ear canal and is worn comfortably and stably; the front part can be placed in a deep canal close to human eardrum; air in the ear is circulated when the hearing aid is worn; and the ear is not easily to sweet after wearing the hearing aid for a long time; the feedback and occlusion effects are effectively reduced; the transmitted sound is clear; the gain loss is small; and the general flexible in-ear hearing aid is suitable for being used by any patient with hearing impairment.
Owner:JIANGSU BETTERLIFE MEDICAL
Installation system used for power source distribution device
The invention relates to an installation system used for a power source distribution device. The installation system comprises a fixed sliding frame and a sliding rail which is installed in the sliding frame in a pressed mode, wherein the sliding rail is provided with a power source distribution device and at least one groove which is formed along the longitudinal direction of the sliding rail, the groove is provided with a first side face and a second side face which are opposite, and a positioning part which prevents the sliding frame and the sliding rail from relatively sliding is installed on at least one groove. The positioning part is composed of a body which horizontally extends along the sliding rail, the body is provided with a side face which abuts against the sliding frame and two ends opposite to the horizontal direction, one end is provided with a release portion, the release portion is in squeezing fit with a first side face and a second side face of the groove, one end, opposite to the release portion, of the body is a free end, and the release portion is provided with a protrusion portion to be used as a balance pivot, and the release portion is pressed into the groove or pulled out of the groove by the free end.
Owner:EATON MFG LP GLASGOW SUCCURSALE DE MOR
Steel wire rope connecting snap
InactiveCN104896013APrevent mutual slidingIncrease contact areaRopes and cables for vehicles/pulleyProtective constructionWire gauzeArchitectural engineering
The invention relates to a fastening device for steel wire rope cross joints and particularly relates to a steel wire rope connecting snap. The snap comprises a connection plate and a wing plate which are combined into an I shape, the wing plate is connected with the two ends of the connection plate, and the width of the wing plate is not smaller than the perimeter of the steel wire rope. The snap is simple in structure, easy to manufacture and convenient to use. Two steel wire rope connecting snaps which are completely identical in shape and size are used in a fit mode, the steel wire rope cross joint is covered and compressed through the wing plates and the connection plates, the acting force is large, node sliding is prevented effectively, and accordingly, steel wire gauzes are fastened.
Owner:ZUNYI CHONGYUE METAL PROD CO LTD
Insulating shielding cover
ActiveCN110265922APrevent mutual slidingGuaranteed tightnessApparatus for overhead lines/cablesElectrical and Electronics engineeringEngineering
Owner:PINGYIN POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1
Fastening connection structure for mechanical parts
The invention discloses a fastening connection structure for mechanical parts. The fastening connection structure comprises a thread fastening piece connected with at least two mechanical parts; an installation hole through which the thread fastening piece passes is formed in each mechanical part; and an anti-slip structure is arranged on the end surface of an opening of the installation hole. The fastening connection structure is extremely simple and convenient to manufacture, the using quantity and the types of gaskets or gasket rings are reduced and the thread fastening piece and the mechanical parts are prevented from sliding mutually.
Owner:许晓华
Screw-type vertical elevator and working method thereof
ActiveCN109132794ASmooth liftAvoid falling incidentsElevatorsBuilding liftsGear wheelElectric machine
Owner:LINYI XINKE REAL ESTATE CO LTD
Novel tubeless pneumatic tire without sidewall supporting
PendingCN109733129AGuaranteed comfortImprove handlingWithout separate inflatable insertsCoatingsRolling resistanceWear resistant
The invention discloses a novel tubeless pneumatic tire without sidewall supporting. Part of the inner surfaces of beads of the tire, and / or the inner surfaces of sidewalls, and / or the inner surfacesof shoulders are provided with wear-resistant layers and / or wear-resistant lubricating layers. After the zero-pressure tire is flattened, two inner surfaces of the inner layer of the tire are in contact with each other; the wear-resistant layers are arranged at the contact position so as to improve the wear resistance and increase the driving mileage and driving speed of the tire; the wear-resistant lubricating layers are arranged at the contact position so as to reduce the friction coefficient of a contact surface, reduce the friction and reduce the risk of detachment of the tire; the reduction of the friction can improve the wear resistance and increase the driving mileage of the tire; the reduction of the friction is capable of reducing the rolling resistance of the tire, reducing the situation of unbalanced stress on wheels on two sides, and improving the handling of a vehicle; and in the contact position, when a tread slides towards one of the shoulders, two steeply-sloped side surfaces of a protrusion structure on the side adjacent to the corresponding shoulder are in contact with each other so as to prevent the tread from sliding towards the corresponding shoulder and improve the handling of the vehicle.
Owner:卫向坡
Portable vehicle-mounted refrigerator for logistics
InactiveCN111516998AImprove shock absorption and cushioning effectReduce vibrationDomestic cooling apparatusLighting and heating apparatusLogistics managementIn vehicle
Owner:饶学兵
Electrical engineering cable protection device
InactiveCN112787288AGood buffer protectionImprove protectionElectrical apparatusStructural engineeringMechanical engineering
The invention discloses an electrical engineering cable protection device, and mainly relates to the technical field of electrical engineering. The device comprises an upper U-shaped frame, an upper clamping block being arranged in the upper U-shaped frame, upper springs being arranged at the top of the upper clamping block and the left end and the right end of the upper clamping block, a plurality of upper semicircular clamping grooves being formed in the bottom of the upper clamping block, and upper clamping blocks being arranged at the left end and the right end of the upper U-shaped frame; a lower clamping block, arranged in the lower U-shaped frame, lower springs being arranged at the bottom of the lower clamping block and the left end and the right end of the lower clamping block, a plurality of lower semicircular clamping grooves being formed in the top of the lower clamping block, and lower clamping blocks being arranged at the left end and the right end of the lower U-shaped frame; and a connecting block, an upper clamping groove being formed in the upper portion of the side wall of the connecting block, and a lower clamping groove being formed in the lower portion of the side wall of the connecting block. According to the invention, the cable can be effectively buffered and protected, can be quickly disassembled and assembled, can be divided into a plurality of components, and is convenient to transport, carry and use.
Owner:SHANDONG HUAYU UNIV OF TECH
Single-end hand-cranking tightening assembling clamp
ActiveCN111740346APrevent mutual slidingInhibit sheddingApparatus for overhead lines/cablesClassical mechanicsEngineering
The invention relates to the field of power transmission line maintenance equipment, particularly to a single-end hand-cranking tightening assembling clamp, which is used in cooperation with a currentguide plate, wherein the current guide plate is provided with a mounting hole. The single-end hand-cranking tightening assembling clamp comprises a positioning rod and a pressing block, wherein the positioning rod can penetrate through the mounting hole, a limiting piece is arranged at one end of the positioning rod, the width between the two opposite ends of the limiting piece is larger than thehole diameter of the mounting hole, the pressing block is arranged on the positioning rod and can move relative to the positioning rod so as to clamp the current guide plate between the pressing block and the limiting piece, one fixing bolt of the current guide plate is taken down, the positioning rod is inserted into the mounting hole, the two current guide plates are fixed by the positioning rod, and fixing bolts are in an unstressed state or a relatively small stressed state, so that the remaining fixing bolts are convenient to disassemble, and the condition that after the two current guide plates are completely separated, the two current guide plates are difficult to draw close and the installation holes of the two current guide plates are aligned due to tension of a power transmission line so as not to reset can be overcome.
Owner:中国南方电网有限责任公司超高压输电公司柳州局
A general-purpose hinged in-ear hearing aid
ActiveCN102264023AComfortable to wearGuaranteed circulationEar supported setsElevation angleOcclusion effect
The invention discloses a universal hinge in-the-ear hearing aid, which comprises a front part, a middle part and a back part of the hearing aid, wherein the front part of the hearing aid comprises a loudspeaker; the back part of the hearing aid comprises a machine body; the middle part of the hearing aid comprises a sound conduction device; the sound conduction device is a hinge connection device; one end of the hinge connection device is connected with the front part of the hearing aid and the other end of the hinge connection device is connected with the back part of the hearing aid; the rotation angle of the hinge connection device can be freely controlled; and the rotation elevation angle is up to 60 degrees, so the requirement of the human auditory meatus corner is met. The in-the-ear hearing aid provided by the invention can be completely placed in the ear, has strong stealthiness and keeps elastic contact with the auditory meatus; the front part of the hearing aid can be placed in the deep auditory meatus close to the human eardrum; the in-the-ear hearing aid is comfortably and steadily worn; when the hearing aid is worn, the air in the ear is ventilated so that the wearer is not easy to sweat after wearing for a long term; the universal hinge in-the-ear hearing aid can effectively reduce feedback and occlusion effects; the conducted sound is clear; the gain loss is reduced; therefore, the universal hinge in-the-ear hearing aid is flexible and suitable for all patients suffering from hearing impairment.
Owner:JIANGSU BETTERLIFE MEDICAL
Electric heating device
InactiveCN105222210AImprove installation firmnessPrevent mutual slidingLighting and heating apparatusElectric heating systemHeat sinkMetal
An electric heating device comprises an electric heating tube and a plurality of cooling fins connected onto the electric heating tube in a sleeving manner, wherein the cooling fin main body is planar sheet metal; revers are arranged on two symmetrical side edges of the cooling fin main body; a through hole is formed in the middle of the cooling fin main body; a flange is arranged on the through hole; the direction of the revers is opposite to that of the flange; the diameter of the flange is greater than that of the electric heating tube. The electric heating device adopts the independent cooling fins mounted on the electric heating tube in a sleeving manner to realize heat dissipation, is high in warming efficiency and very convenient to dismount, mount, repair and replace, can be used independently, and also can be mounted on other warming equipment.
Owner:ZHEJIANG GIANT TECH CO LTD
Shear wall plug template reinforcement system
InactiveCN109898844APrevent mutual slidingQuality improvementForms/shuttering/falseworksAuxillary members of forms/shuttering/falseworksFixed BeamSteel tube
The invention relates to the technical field of building construction, and particularly discloses a shear wall plug template reinforcement system. The shear wall plug template reinforcement system comprises a cross beam for fixing side forms and a fixing beam for fixing a plug plate. A reinforcing steel pipe is welded on the cross beam, and the steel pipe is fixed to the fixing beam through a pulling screw. The shear wall plug template reinforcement system has the advantages that the cross beam is fixed to the fixing beam through a pulling screw, the beam side forms are effectively prevented from sliding relative to each other when concrete is poured, and the quality of the poured concrete is good; and meanwhile, installation and disassembly are convenient.
Owner:刘媛媛
Finished product forming integrated device for meat food processing and forming method
The invention discloses a finished product forming integrated device for meat food processing and a forming method, and relates to the technical field of meat food processing. Pressing and demolding are convenient. The device specifically comprises a rotating motor, the output end of the rotating motor is rotationally connected with a rotating spindle, evenly-distributed supporting rods are fixed to the side wall of the top end of the rotating spindle, and a bearing seat is arranged at one ends of the supporting rods. The method comprises the following steps: mounting a corresponding die holder to the bottom of an extrusion plate according to requirements; and supplying meat food materials through a conveying pipe and then outputting the meat food materials into a molding cavity through an output head. By arranging the bearing seat, the bottom plate, a jacking spring and other structures, when meat food materials are placed on the bottom plate in the molding cavity, mutual attraction of a second magnetic attraction block and a first magnetic attraction block, working of a hydraulic cylinder and pressing forming can be utilized, after pressing is finished, the rotating motor drives the bearing seat to continue to rotate, and under the resilience force effect of the jacking spring, the food formed in the molding cavity is upwards ejected out.
Owner:安徽靖童科技农业发展有限公司
Novel three point bending test device for rock sample
InactiveCN102607964BAvoid offsetReduce frictionMaterial strength using steady bending forcesEngineeringRock sample
The invention relates to a novel three point bending test device for a rock sample, which belongs to test equipment. The test device is formed by a base, supports, rolling shafts and adjusting bolts, wherein the supports of the test device are in a rectangular shape; rolling shaft positioning grooves are arranged above the supports; the adjusting bolts are located in guide holes of the base and are arranged in bolt holes in bosses of the supports in a rotating way; a space between the supports can be adjusted through rotating the adjusting bolts, and the offset of the supports can be avoided; and meanwhile, scale marks are marked on the surface of the base, so that the supports can be positioned according to the size of the rock sample. The rolling shafts of the supports are fixedly arranged in the rolling shaft positioning grooves of the supports through springs, so that friction between the rock sample and the supports can be reduced, mutual sliding of the rock sample and the rolling shafts is prevented, and the measured value is more accurate. According to the test device, the deformation and the conversion between signals in a traditional method are changed, the real-time monitoring on a three point bending test of the rock sample is realized, the intuitiveness is strong, the structure is reasonable, the operation is flexible and simple, the effect is good, and the disassembly is convenient.
Owner:INST OF ROCK & SOIL MECHANICS CHINESE ACAD OF SCI
Fabricated composite wood-plastic plate
Owner:泗县微腾知识产权运营有限公司
Anti-slip cable saddle structure of a suspension bridge
ActiveCN103835237BEffective frictionIncrease frictionBridge structural detailsEffective solutionEngineering
Owner:ZHEJIANG PROVINCIAL INST OF COMM PLANNING DESIGN & RES CO LTD
A top pressure type elevator counterweight pressing piece
InactiveCN106946134BEasy to adjust sizeImprove applicabilityElevatorsMine liftsEngineeringMechanical engineering
The invention provides a cover component of a top-pressing elevator weight block. The cover component of the top-pressing elevator weight block comprises a cover component body in a semi-rectangular shape as a whole. The cover component body is held on the outer of a U-shaped counterweight beam, and locked. The cover component body includes an outer locking block in the semi-rectangular shape and two inner locking blocks in the semi-rectangular shape which are correspondingly connected to the inside of both sides of the outer locking block. The two inner locking blocks are located on the U-shaped opening side of the counterweight beam and the outer locking block is located on the opposite side of the U-shaped opening side of the counterweight beam. The outer locking block and the inner locking blocks are locked through a first bolt locking assembly. The two inner locking blocks are correspondingly sandwiched outside of both side ends of the U-shaped opening side of the counterweight beam. Top pressing members are correspondingly arranged on the two inner locking blocks, and are pressed against inner walls of both sides of the counterweight beam. The top pressing members interact with the locking force of the outer side of the locking blocks to improve the locking performance.
Owner:朱爱民
an insulating shield
ActiveCN110265922BPrevent mutual slidingGuaranteed tightnessApparatus for overhead lines/cablesClassical mechanicsStructural engineering
Owner:PINGYIN POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1
A power distribution device installation system
InactiveCN103187673BPrevent slippingInhibit sheddingCouplings bases/casesEngineeringMechanical engineering
Owner:EATON MFG LP GLASGOW SUCCURSALE DE MOR
Shear wall end cap formwork reinforcement structure
InactiveCN109930830APrevent mutual slidingQuality improvementAuxillary members of forms/shuttering/falseworksEngineeringSteel tube
The invention relates to the technical field of building construction, and particularly discloses a shear wall end cap formwork reinforcement system, comprising a beam for fixing a side form, and a fixing beam for fixing an end cap plate, wherein a reinforcement steel tube is welded on the beam, and the steel tube and the fixing beam are fixed by cross-pulling screws. The shear wall end cap formwork reinforcement system has the advantages that the beam and the fixed beam are fixed by the cross-pulling screws, effectively prevents the side molds from sliding relative to each other when pouringconcrete, and the quality of poured concrete is good; at the same time, the installation and disassembly are convenient.
Owner:南晓鹏
An assembled composite wood-plastic panel
ActiveCN109881866BImprove connection efficiencyEnsure stabilityFlooringStructural engineeringMechanical engineering
Owner:泗县微腾知识产权运营有限公司
A hoop-type elevator counterweight pressing piece
The invention provides an embracing-hoop type elevator counterweight filler cover component. The embracing-hoop type elevator counterweight filler cover component comprises a cover component body, wherein the whole of the cover component body is in a rectangular-frame shape, the cover component body is arranged on the periphery of a vertical beam of a counterweight filler housing in an embracing-hoop mode and is locked, the cover component body comprises four L-shaped locking blocks which are connected in a head-to-tail mode in sequence, and every two adjacent locking blocks are locked through bolt locking assembly. According to the embracing-hoop type elevator counterweight filler cover component, sequential connection of the four L-shaped locking blocks is adopted, regulating tanks are formed in connection parts, size is convenient to adjust, the embracing-hoop type elevator counterweight filler cover component is suitable for vertical beams of counterweight filler housings with different thicknesses and sizes, and the applicability of the embracing-hoop type elevator counterweight filler cover component is improved; in addition, according to the embracing-hoop type elevator counterweight filler cover component, friction between the cover component body and the vertical beam of the counterweight filler housing is improved, friction between contacting surfaces of two adjacent locking blocks is improved, the friction performance is improved effectively, mutually sliding is prevented, and the locking performance is improved.
Owner:朱爱民
Prefabricated sandwich superimposed shear wall reinforced structure
InactiveCN109930828APrevent mutual slidingQuality improvementAuxillary members of forms/shuttering/falseworksFixed BeamSteel tube
The invention relates to the technical field of building construction, and specifically discloses a prefabricated sandwich superimposed shear wall reinforced structure. The prefabricated sandwich superimposed shear wall reinforced structure comprises cross beams used for fixing side forms, and fixing beams used for fixing bulkheads; a reinforcing steel pipe is welded on the cross beams; and the steel pipe and the fixing beams mutually fixed through a split screw rod. The prefabricated sandwich superimposed shear wall reinforced structure disclosed by the invention has the advantages that the cross beams and the fixing beams are fixed through the split screw rod, so that the sliding between the beam side forms is effectively prevented during concrete pouring; the concrete pouring quality isgood; and at the same time, installation and disassembly are convenient.
Owner:南晓鹏
A Cylindrical Grinding Device Applicable to Shafts with Different Diameters
InactiveCN110871397BPrecise positioningEasy to adjustGrinding drivesLapping machinesDrive wheelEngineering
The invention discloses a cylindrical grinding device suitable for reducing shafts. The cylindrical grinding device comprises a workbench, wherein two ends of the top of the workbench are provided with a driving wheel set and a driven wheel set respectively; a grinding set positioned on one side of the top of the workbench is arranged between the driving wheel set and the driven wheel set; one sides of the driving wheel set and the driven wheel set are each provided with a pressing wheel set correspondingly; the driven wheel set comprises a transverse plate positioned below the workbench; thetransverse plate is provided with a lead screw lifter; the top of the lead screw lifter is connected with a lifting table; the top of the lifting table is provided with two parallel second rotating wheels; the pressing wheel set comprises a pressing wheel; one end of the pressing wheel is rotatably connected to a connecting seat; the connecting seat is connected with a rotating arm through a roundrod; and a pressing spring positioned outside the round rod is arranged between the connecting seat and the rotating arm. The cylindrical grinding device is suitable for grinding reducing shafts andhas the characteristic of high grinding precision.
Owner:湖州甬邦纺织品织造有限公司
Remote photoelectric switching network server capable of freely expanding space
PendingCN109688035AEasy to pushIncrease frictionSelection arrangementsWide area networksTransceiverEngineering
The invention discloses a remote photoelectric switching network server capable of freely expanding space, relating to the technical field of network devices. Specifically, the remote photoelectric switching network server comprises a hundred trillion photoelectric transceiver and support legs, wherein the hundred trillion photoelectric transceiver comprises a main enclosure and a cover plate, thefront end of the main enclosure is provided with a first interface, an LED indicator lamp, a second interface and slide rails, the second interface is arranged on the right of the LED indicator lamp,slide rails are arranged at upper and lower edges of the front end of the main enclosure, and the upper ends of the support legs and the lower surface of the main enclosure are welded. Due to arrangement of a first protective board and a second protective board, the device can cover the first interface and the second interface, thereby further protecting the first interface and the second interface from dust and water; in addition, fixed bolts of the device are at the lower ends of the cover plate and the main enclosure, so that when the device is horizontally placed, the fixed bolts cannot be seen directly, and the overall appearance of the device is more attractive.
Owner:王佩洁
Universal hinge in-the-ear hearing aid
ActiveCN102264023BGuaranteed circulationNot easy to sweatEar supported setsOcclusion effectHuman ear
The present invention discloses a universal hinged in-ear hearing aid, comprising front, middle and rear parts of the hearing aid, the front part of the hearing aid includes a loudspeaker, the rear part of the hearing aid includes a body, and the middle part of the hearing aid includes a sound Conducting device, the sound conducting device is a hinged connection device, one end of the hinged connection device is connected to the front of the hearing aid, and the other end is connected to the rear of the hearing aid, the rotation of the hinged connection device The angle can be controlled freely, and the rotation elevation angle can be as high as 60 degrees, which can meet the requirements of the corner of the human ear canal. The in-ear hearing aid provided by the present invention can be completely placed in the ear, has strong concealment, and always maintains elastic contact with the ear canal, and its front part can be placed in the deep ear canal close to the eardrum of the human body. Air circulation, long-term wearing is not easy to sweat, effectively reduce feedback and occlusion effects, the transmitted sound is clear, and the gain loss is small. It is a universal flexible in-ear hearing aid suitable for any hearing-impaired patients.
Owner:JIANGSU BETTERLIFE MEDICAL
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