68results about How to "Realize tightness adjustment" patented technology

The present invention belongs to the field of cellphone performance detection devices, and particularly relates to a detection device for cellphone compressive performance detection. The detection device comprises a base, a body and an elastic support belt. The body is fixedly installed on the base. The body is provided with a support mechanism for installation of the support belt. The base is provided with a fixing rack. A drive mechanism is installed on the fixing rack. The drive mechanism is above the support belt. The drive mechanism is provided with a pressure head. The drive mechanism drives the pressure head to move downward to press a cellphone placed on the support belt. The detection device has the beneficial effects that the elastic support belt and the pressure head cooperate with each other so as to simulate external flexible pressure on the cellphone, so that the compressive performance of the cellphone is detected accurately; and the detection device has a simple structure, is convenient to operate, detects automatically, reduces labor intensity, and improves detection efficiency.

The invention provides a fluid conveying pipeline surface coating removing mechanical arm and belongs to the technical field of pipeline removing instruments. The mechanical arm comprises a support, chain tightness degree adjusting devices, a transverse adjusting device, execution mechanisms, pressure adjusting devices and a traveling mechanism. The transverse adjusting device is arranged on a top plate of the support. The two execution mechanisms are symmetrically connected to the two ends of the transverse adjusting device. The pressure adjusting devices are connected to the outer sides of the two execution mechanisms. The chain tightness degree adjusting devices are arranged on strip-shaped grooves in side plates of the support. The traveling mechanism is connected to the side plates of the support. The mechanical arm can adapt to needs of different pipelines under different environment conditions; moreover, chain mass is low, the length can be decided freely according to the different use conditions, and workers can carry out disassembling and assembling conveniently; balancing performance of the whole mechanical arm is good, working efficiency is high, and the working range is expanded; synchronous belts are adopted for driving steel brushes to rotate, the transmission ratio is accurate, acting force on shafts is small, and the mechanical arm is compact in structure, good in oil and abrasion resistance, and good in aging-resistant performance.

The invention discloses an intelligent tension regulating device which comprises a support saddle and an idler pulley. The invention is characterized in that: the device also comprises a tension detection wheel, a pressure sensor which serves as a mandrel of the tension detection wheel, a single chip, an actuating motor which is arranged on the support saddle, two parallel guide roles and a ball bearing screw pair; wherein, a ball screw is arranged on the support saddle and is parallel to the two guide roles; the actuating motor is connected with the ball screw by a timing belt pulley mechanism; a glide seat is fixedly connected with a screw and is arranged on the two guide roles in a sliding way. The idler pulley is connected with the glide seat; the single chip is respectively connected with the pressure sensor and the actuating motor. The device can effectively guarantee the accuracy of the tension regulating, realizes intelligent control and has easy operation.

The invention relates to a novel hackle clamp device. The novel hackle clamp device comprises an upper clamp plate, a lower clamp plate, two screw assemblies and a drive assembly, wherein the upper clamp plate and the lower clamp plate are oppositely parallelly arranged at interval, the two screw assemblies penetrate the upper clamp plate and the lower clamp plate and are located at two opposite ends of the upper clamp plate and the lower clamp plate, the upper end of each screw assembly is provided with an adjusting end, and the drive assembly is arranged above the upper clamp plate and can move upwards and downwards. The novel hackle clamp device has the advantages that the two screw assemblies are arranged at two ends of the upper clamp plate and the lower clamp plate, hemp is fed through an area between the two screw assemblies, hemp bundle intertwining caused by the fact that hemp bundles are mistakenly placed on the screws, and carding quality and hackled line producing rate are increased; operation of a hemp feeding operator is facilitated, quality and yield can be increased favorably, and the work efficiency of bundle separation can be multiplied.

The invention relates to an intelligent heart-protecting armor based on Internet of Things. The intelligent heart-protecting armor comprises a main body, a first connecting belt, a second connecting belt, a third connecting belt, a fourth connecting belt and a central control mechanism, wherein a connecting sleeve is arranged on the third connecting belt; a connecting assembly is arranged on the fourth connecting belt and comprises a connecting block and a connecting unit, and the connecting unit comprises a movable rod, a connecting rod and a limiting block; a working power supply module comprises a working power supply circuit, the working power supply circuit comprises an integrated circuit, and the model of the integrated circuit is uA723. According to the intelligent heart-protecting armor based on the Internet of Things, the connecting assembly and the connecting sleeve are matched, so that the tightness adjustment of the third connecting belt and the fourth connecting belt is realized, and the practicability of the heart-protecting armor is improved; and furthermore, the model of the integrated circuit in the working power supply circuit is uA723, and an input voltage range of the integrated circuit is 2V-37V, so that the anti-jamming capability of input voltage fluctuation of the working voltage is greatly improved, and the reliability of the intelligent heart-protecting armor is improved.

The invention discloses a tourniquet for a hemodialysis patient. The tourniquet comprises an elastic belt with the two ends provided with matched hook-and-loop fasteners and further comprises a connecting plate, a bolt, a shoe plate and an elastic pressing block. The connecting plate is arranged in the middle of the elastic belt, a screw hole penetrating the upper surface and the lower surface is formed in the connecting plate, the bolt penetrates through the screw hole, the shoe plate is connected to the bottom of the bolt in a clamped mode, and the elastic pressing block is fixed to the bottom of the shoe plate. During use, the position of the elastic pressing block can be adjusted by rotating the bolt, tightness adjustment is achieved, operation can be achieved with one hand, and great convenience is achieved.

The invention provides a special chemical product transportation device with a three-stage protection mechanism, relates to the field of chemical raw material transportation, and solves the problems that unpowered mixing of liquid in a liquid storage barrel cannot be driven in a linkage manner through up-and-down buffering of a buffer wheel, diversified sealing structure cooperation cannot be achieved to achieve improvement of the sealing effect, and linkage cannot be achieved to achieve improvement of the sealing effect while unpowered mixing is conducted. The special chemical product transportation device with the three-stage protection mechanism comprises a transportation vehicle main body, a sealing block and a stress plate, wherein a liquid storage barrel is fixedly placed on the transportation vehicle main body. Secondly, the distance from the stress plate to a rotating shaft is less than the length of a poke rod, when the poke rod rotates along with the rotating shaft, a columnar sliding rod and a sealing plate are in an up-down reciprocating motion state under the poke of the poke rod, and a sponge cushion is in an extrusion state under the extrusion of the sealing plate, so that the sealing between the sealing block and the columnar pipe is realized, and the liquid splashing caused by the following shaking of the liquid storage barrel is prevented.

The invention discloses wearable equipment, and belongs to the technical field of communication equipment. The wearable equipment comprises an equipment main body, a first connecting belt, a second connecting belt, a driving device and a driven device, the equipment main body is provided with a first connecting part and a second connecting part which are distributed oppositely; the first connecting band is connected with the first connecting part, and a first inner cavity is formed in the first connecting band; the second connecting band is connected with the second connecting part, and a second inner cavity is formed in the second connecting band; the driving device is arranged in the first inner cavity; the driven device is arranged in the second inner cavity; under the condition that the first connecting belt is connected with the second connecting belt, the driving device can drive the driven device, and the driven device drives the second connecting belt to move relative to the first connecting belt. According to the scheme, the problem that the tightness adjustment operation of the connecting band of the wearable device is complex can be solved.

The invention provides a functional hanging basket capable of being installed by tools for bridge line pipeline maintenance, relates to the technical field of bridge maintenance instruments, and solves the problems that after a steel wire rope is loosened, quick adjustment cannot be realized, an adjusting structure does not have an auxiliary protection function, a sliding rod used for sliding of asliding base cannot achieve protection, and normal sliding of the sliding base is affected after a hard object collides with the sliding rod. The functional hanging basket capable of being installedby tools for bridge line pipeline maintenance comprises a hanging basket body. A bottom plate is installed on the bottom end face of the hanging basket body, and four damping structures are further installed on the hanging basket body. The number of gears B is two, and the two gears B are installed on an adjusting rod A and an adjusting rod B respectively. The two gears B are meshed with each other and form a synchronous reverse rotation structure of the adjusting rod A and the adjusting rod B, so that synchronous adjustment of the adjusting rod A and the adjusting rod B is realized.

The invention provides a lithium battery transmission method. A rotary shaft is driven to rotate through an output shaft of a stepping motor, the rotary shaft drives a driving wheel to rotate, the driving wheel drives a driven wheel to rotate, the driven wheel drives a transmission shaft to rotate, and the transmission shaft drives a threaded rod to rotate. The threaded rod is matched with a threaded rod guide sleeve during rotating, the rotary motion is changed to rectilinear motion, and the threaded rod guide sleeve moves horizontally on the threaded rod. The threaded rod guide sleeve further drives a movable seat to move during moving, a limiting sliding block at the bottom of the movable seat slides on a limiting sliding seat, the movable seat finally drives a second rotary frame and aroller on the second rotary frame to move, so that the degree of tightness adjustment can be carried out on a battery transmission belt on the roller, after the second rotary frame is adjusted to a required position, and finally brake stopping is carried out on the stepping motor through a brake motor. The lithium battery transmission method has the advantages that time and labor are saved, operation is convenient and adjustment and use are convenient for people through mechanized adjustment.

The invention provides a driving and transmission device based on ceramic rubber rollers for a material conveying device, and relates to the field of driving devices. The driving and transmission device solves the problems that cooling of the rollers and cleaning of a conveying belt cannot be realized while the rollers are driven to rotate, and a cleaning structure cannot be quickly disassembled;and a protective sleeve cannot be quickly disassembled and assembled. The driving and transmission device based on the ceramic rubber rollers for the material conveying device comprises supporting legs, wherein the two rollers are mounted on the supporting legs. When stop blocks make contact with clamping bases under elastic pushing of elastic pieces B, the inclined surfaces of the head ends of locking heads are aligned with the inner walls of the clamping bases at the moment, and therefore automatic locking can be achieved when sweeping head mounting bases are mounted; and thirdly, adjustingarms are of L-shaped structures, the two adjusting arms are symmetrically arranged, and the distance between the two adjusting arms is 5 cm, so that when the two adjusting arms are simultaneously heldand tensioned by hands, two locking structures are in an unlocked state at the moment, and the convenience of disassembling the sweeping head mounting bases can be improved.

The invention discloses a lithium battery conveying device. The lithium battery conveying device comprises a conveying platform, wherein a first rotary frame is fixedly mounted at one end of the top of the conveying platform, a second rotary frame is movably mounted on the conveying platform, and the second rotary frame is arranged on one side of the first rotary frame. Rollers are rotatably installed on the first rotary frame and the second rotary frame correspondingly, one the same battery conveying belt is arranged on the two rollers, and the two rollers are connected with each other in a transmission mode through the battery conveying belt. A cavity is formed in the conveying platform and located below the second rotary frame, a movable seat is movably mounted in the cavity, and the top of the movable seat extends to the upper portion of the conveying platform and is fixedly connected to the bottom of the second rotary frame. According to the lithium battery conveying device, the degree of tightness of batteries can be adjusted according to actual requirements, through the mechanized operation, time and labor are both saved, the operation is convenient, and adjustment and usingare convenient for people.

The invention relates to trousers, and belongs to the field of clothes. The trousers are characterized in that a zipper (3) is arranged on each of side seams (1) on two sides and a back center seam (2) of the trousers; each zipper (3) extends upwards from the hip to the waistband; and two halves of each zipper (3) form an inverse triangular area by taking the side seams (1) and the back center seam (2) as the center line. Due to the zippers arranged on the side seams and the back center seam, the tightness of the waist of the trousers can be adjusted, and people do not need to choose trousers in strict accordance with individual waistlines; and when season changes, the comfort in wearing of the trousers is not influenced by putting on or taking off inner trousers.

A swing angle limiting device for sports equipment comprises a shell, a first rotating shaft and a moving frame, a first winding wheel is arranged on the first rotating shaft, fixing plates are arranged on the upper portion and the lower portion of the first rotating shaft, the fixing plates and the moving frame are connected through springs, a brake pad is fixed to the side, right facing the first winding wheel, of the moving frame, a second rotating shaft is arranged in the moving frame, a second winding wheel is arranged on the second rotating shaft, a steel wire rope is wound on the second winding wheel, the other end of the steel wire rope is wound on the first winding wheel, a guide wheel is arranged between the moving frame and the first winding wheel, and a swing rod of the sports equipment swings to drive the first rotating shaft to rotate to pull the moving frame to move until the brake pad makes contact with the first winding wheel, so the first winding wheel is limited to continue to rotate; and by rotating the rotary knob, the pull rod moves up and down to drive the guide wheel to move, and the device has the advantages of prolonging the service life of the sports equipment, being safe and convenient, and being wide in application range.

The invention discloses an electric pulse eye acupuncture therapeutic instrument. The instrument comprises a mirror frame assembly (1) and a bandage assembly (2). The technical points are that: the mirror frame assembly (1) comprises a pair of mirror frame units (11), an eye acupuncture adjusting assembly (12) located between the mirror frame units (11) and a camera assembly (13) arranged on the mirror frame units (11); and each mirror frame unit (11) comprises: an outer shell (113) and an inner shell (112) which are matched with each other, corresponding guide grooves (114) which are separately arranged on the outer shell (113) and the inner shell (112), a guide spring (116) limited by the inner side of each guide groove (114), eye acupuncture assembly (115) limited through each guide groove (114) and a driving belt (111) used for tightening the eye acupuncture assembly (115), and the inner side of the outer shell (113) is provided with a fixing block (118) used for fixing one end ofthe driving belt (111) and a guide block (117) used for guiding the driving belt (111). The instrument has the advantages of simple and compact structure, convenience and quickness in use, low maintenance cost, long service life, low failure rate and the like.

The invention relates to a bicycle component, in particular to an elastic device. The bicycle handlebar tensioner includes the handlebar of the bicycle, the handlebar is connected to the front fork through the stem, the stem is provided with an elasticator, the tensioner includes a clamping device, and the clamping device is arranged on the stem; the clamping device includes a symmetrical Two clamping heads, the lower parts of the two clamping heads are connected by a connecting shaft, a pull block is worn on the connecting shaft, a return spring is provided at one end of the pull block, and a pull wire is fixed on the pull block, and the pull wire passes through the return spring to connect and tighten Knob device, the tightening knob device is arranged on the handlebar of the handlebar; when the tightening knob device is turned counterclockwise, the clamping device clamps the handlebar, and when the tightening knob device is turned clockwise, the clamping device releases the handlebar. Due to the adoption of the above technical proposal, the user can adjust the tension of the handlebar through the tightening knob on the handle bar instead of the screw on the handlebar. The invention is easy to use and easy to install.

The invention discloses a boarding ladder with a safety locking mechanism. The boarding ladder comprises a ladder frame, a ladder body, a pull rope device and the safety locking mechanism. The ladderframe is connected to a hanging cabin; the ladder body is connected to the inside of the ladder frame in a sliding mode; the pull rope device is connected with the ladder body and used for drawing theladder body to slide up and down in the ladder frame; and the safety locking mechanism prevents the ladder body from continuously falling in the ladder frame after a steel cable in the pull rope device is broken or a power device in the pull rope device is powered off and loses power. The boarding ladder can adapt to the severe environment of a mine working condition, the structure is reliable, and safety and stability are improved; and the mechanical locking mechanism can avoid potential safety hazards caused by steel cable breakage or sudden power loss in the ladder body descending process.

The invention relates to the technical field of guide rails, in particular to a sliding block of a T-shaped linear guide rail. The sliding block of the T-shaped linear guide rail comprises a sliding block body; a sliding block mounting hole is formed in the top surface of the sliding block body; a T-shaped groove is formed in the sliding block body; an upper ball groove, a left ball groove, a right ball groove and a lower ball groove are formed in the T-shaped groove; an upper cylindrical roller is arranged on the upper ball groove; side cylindrical rollers are arranged on the left ball grooveand the right ball groove; a cylindrical roller is arranged on the lower ball groove, and the side cylindrical rollers and the lower cylindrical roller are fixed or pre-tightened; the cylindrical rollers are fixed in the ball grooves through glands; a T-shaped hole, an oil nozzle threaded hole and an oil groove are formed in the gland, and the oil groove communicates with the oil nozzle threadedhole and the T-shaped hole; and therefore, the cylindrical roller is relatively longer, the contact area of the cylindrical roller is large, and the sliding block has the advantages that the rigidityis high, the machining is easy, the size can be designed at will and so on.