32results about How to "Realize wearing" patented technology

The invention discloses a bone conduction hair band hearing aid with Bluetooth and voice communication. The bone conduction hair band hearing aid includes a hair band body, a microphone head arranged on the hair band body, an audio amplifier circuit connected with the microphone head, a filter circuit connected with the audio amplifier circuit, and a bone conduction driving chip connected with the filter circuit and used for driving bone conduction vibrators, and also includes a Bluetooth module arranged on a circuit board, connected with the bone conduction driving chip and used for wirelessly receiving and transmitting data, and the bone conduction vibrators which are arranged on the hair band body and convert an amplified sound electric wave signal into a bone conduction vibration signal by driving of the bone conduction driving chip, wherein the bone conduction driving chip is connected with the bone conduction vibrators. According to the bone conduction hair band hearing aid with Bluetooth and voice communication, when a user wears the intelligent hair band, an acoustical signal can be utilized to vibrate a skull through a bone conduction method, and vibration directly enters a cerebral auditory nerve in a solid propagation mode, so that people with hearing impairment can have conversation with each other or communicate with normal people conveniently.

The invention relates to a pair of phototherapy glasses and a glasses box. The phototherapy glasses comprise: a front frame, a first glasses leg and a second glasses leg, wherein the first glasses legand the second glasses leg are hinged to the two sides of the front frame respectively, so that the first glasses leg and the second glasses leg can be folded and unfolded relative to the front frame; a light source assembly, wherein the effective components is arranged on the first glasses leg and / or the second glasses leg; lenses, wherein the lenses are arranged on the front frame; and a reflecting layer, wherein the reflecting layer is formed on each lens, and the reflecting layer is used for reflecting light from the light source assembly, so that the light is reflected to the eyes of a user.

The invention provides a monitorable oxygen inhalation mask for EICU intensive care unit nursing, and relates to the technical field of oxygen inhalation masks. The monitorable oxygen inhalation mask for EICU intensive care unit nursing comprises a mask body, the left end of the mask body is fixedly connected with an adsorption frame, the top of the mask body is fixedly provided with a negative pressure air bag, the middle of the right end of the mask body is fixedly connected with a mounting cylinder, the left end of the mounting cylinder is fixedly connected with a mask body, and the interior of the mounting cylinder is slidably connected with a piston; and a flow limiting valve is arranged in the piston. The monitorable oxygen inhalation mask for EICU intensive care unit nursing is convenient to wear, can monitor the respiratory degree of a patient in real time, is beneficial to taking corresponding rescue measures in time, can automatically adjust the introduction amount of oxygen according to the respiratory degree of the patient, avoids the oxygen enrichment phenomenon, improves the treatment effect, and is high in practicability. The stimulation of low-temperature oxygen to a patient is avoided, and the comfort of oxygen inhalation is improved.

The embodiment of the invention discloses an intelligent bracelet, which relates to the technical field of the wearable intelligent equipment. The intelligent bracelet comprises at least one processor, at least one memory, a wearing module and a power supply module. The at least one processor is used for data operation and instruction processing; the at least one memory is used for storing a program, an instruction, and data; the wearing module is used for realizing wearing of the intelligent bracelet and violent dismounting prevention; and the power supply module is used for providing power for the intelligent bracelet. The memory and the wearing module are connected with the at least one processor and the power supply module electrically; and the power supply module is connected with the at least one processor electrically. The provided intelligent bracelet has the violent dismounting prevention function; and the territorial scope and effectiveness of communication are improved.

The invention relates to the related technical field of medical apparatus and instruments, and specifically relates to an auxiliary mouth closing device for patients with severe coma. The device includes a nasal mask; the surface of the nasal mask is rotatably provided with a connecting rack; rotating grooves are arranged in the nasal mask and provided with a rotating rod; the rotating rod is glued in the connecting rack; the surface of a connecting rod is glued with a closing push plate; the surface of the closing push plate is glued with a flexible pad; and the surface of a fixing rack is inthreaded connection with a voice announcer. The beneficial effects of the device are as follows: the fixing rack is fixed on the outer side of the nasal mask through supporting rods, and a humidifierrotates in the fixing rack; the treatment effects on the patients can be guaranteed by increasing the humidity of the mouths, noses and throats of the patients through the humidifier; the voice announcer is fixed on the surface of the fixing rack, so that the rousing voice of the relatives and friends of the patients can be recorded in the voice announcer in advance; and the hard work of the relatives and friends is not needed by rousing the patients through the voice announcer, so that the device is time-saving and labor-saving and suitable for promotion.

The invention discloses a clinical respirator in department of critical care medicine. The clinical respirator comprises a base and a head strap, wherein the front side and the rear side of the top end of the base are separately and fixedly connected with two ends of the head strap; a soft pad is mounted at the bottom end of the base; a respirator body is mounted at the top end of the base; a cylinder is mounted at the center position of the top end of the respirator body; three connecting mechanisms are mounted on the outer wall of the cylinder in a circumferential direction; each connectingmechanism comprises a pipe body; the outer walls of the pipe bodies are fixedly connected with the outer wall of the cylinder; a ring is mounted on the right side of the outer wall of each pipe body;clips are mounted on the outer wall of each ring in the circumferential direction; a chute is formed in a position on the left side of the corresponding ring, on the outer wall of each pipe body, in the circumferential direction; and one end of a spring is clamped to the right side of an inner cavity of each pipe body. Under the effect of the connecting mechanisms, the clinical respirator can be connected with a plurality of medical equipment, so that the clinical respirator is flexible to use, and respiratory therapy is facilitated; and in addition, the situation that after a patient wears the respirator for a long term, pressure sores on the face of the patient are generated is avoided, and the complexion of the patient is protected.

The invention discloses an electronic sphygmomanometer and a control method for the electronic sphygmomanometer. Through a wearing tightness degree induction device, a wearing tightness degree betweena wearing device and a detection position is detected to guarantee that the tightness degree between the wearing device and the detection position is consistent, and a detection error brought by different tightness degrees is avoided. According to the way, the wearing of the pulse induction device of the electronic sphygmomanometer can be quickly realized, the tightness degree does not need to beconfirmed repeated, and therefore, blood pressure measurement accuracy is guaranteed.

The invention discloses a neck massager. The neck massager comprises a first handle piece, a second handle piece, an electrode assembly, an electric pulse generating device and an integrated bracket,the integrated bracket comprises a deformation section and two installation sections located at the two ends of the deformation section, the electrode assembly is arranged on the deformation section,the first handle piece is installed on one of the installation sections, the handle pieces and / or the corresponding installation sections form / forms an installation space, and the installation sections are made to be of a rigid anti-deformation structure. The neck massager is simplified in structure and high in assembly efficiency.

The invention discloses a chain link connecting structure and wearable equipment. The chain link connecting structure comprises at least two chain links, and T-shaped steel sheets arranged between thetwo adjacent chain links, wherein each T-shaped steel sheet comprises at least two flat straight surfaces which are attached to the upper end of the chain link, and a hollow vertical part which extends in the height direction along the flat straight surface; the at least two flat straight surfaces are connected through the vertical part; and the vertical part is matched with the gap between the two adjacent chain links. The problem that each joint of a watchband of the existing terminal is connected through a pin shaft is solved, and when the watchband is worn, the problem of concentrated stress in the bending process is solved; and the invention further discloses the wearable equipment, so that the problem of stress concentration in the bending process is avoided.

The invention discloses a portable slingshot. The portable slingshot comprises a hollow grip with holding grooves in the front side, wherein a slingshot head frame is movably connected to the top of the grip through a bearing, a slingshot head is arranged on the slingshot head frame through a fixing bolt, a wrist support connecting base is arranged at the bottom of the grip, and the upper end of a wrist support is movably connected with the wrist support connecting base. The portable slingshot is characterized in that the wrist support connecting base is movably connected with the bottom of the grip, a lower locking device matched with the wrist support connecting base is arranged on the grip, and an upper locking device matched with the slingshot head frame is arranged on the grip. The portable slingshot is reasonable in structure design, different slingshot heads can be replaced to meet different demands of different people, the use cost of a user is reduced, the grip is relatively rotationally connected with the wrist support connecting base and can be randomly rotated according to the wrist angle of people, so that the holding grooves in the grip are well matched with fingers, and the comfort degree of a hand holding the grip is high; meanwhile, no matter how the wrist angle changes, the wrist support can be always located on one arm, and the shooting accuracy is guaranteed.

The invention discloses a wristwatch capable of avoiding children asthma triggers, and particularly relates to the technical field of monitoring wristwatches. The wristwatch comprises a wristwatch main body, wherein a first wristband is arranged at one end of the wristwatch main body, a second wristband is arranged at the other end of the wristwatch main body, a wristband block is arranged at one end of the first wristband, a connecting head is arranged at one end of the second wristband, and a trigger detection mechanism is arranged in the wristwatch main body; and the trigger detection mechanism comprises a ventilation cavity, the ventilation cavity is arranged in the wristwatch main body, a gas sensor, a temperature sensor and a humidity sensor are arranged in the ventilation cavity, and a heart rate sensor is arranged on the surface of the wristband block. According to the invention, air is circulated in the ventilation cavity; the gas sensor, the temperature sensor and the humidity sensor perform environmental detection; the heart rate sensor detects the heartbeat frequency of the child; and a microprocessor uses an alarm unit to send out an alarm so as to assist the parents in managing and avoiding the asthma attack of the children.

The invention discloses a chain link connecting structure and wearable equipment. The chain link connecting structure comprises at least two chain links, and T-shaped steel sheets arranged between thetwo adjacent chain links, wherein each T-shaped steel sheet comprises at least two flat straight surfaces which are attached to the upper end of the chain link, and a hollow vertical part which extends in the height direction along the flat straight surface; the at least two flat straight surfaces are connected through the vertical part; and the vertical part is matched with the gap between the two adjacent chain links. The problem that each joint of a watchband of the existing terminal is connected through a pin shaft is solved, and when the watchband is worn, the problem of concentrated stress in the bending process is solved; and the invention further discloses the wearable equipment, so that the problem of stress concentration in the bending process is avoided.

The invention discloses an omnidirectional neck exerciser capable of performing neck exercise on the premise of protecting the cervical vertebra. The whole instrument is worn under the head and can enclose the shoulder and neck, and the main parts are as follows: a left neck support and a right neck support are encircled into a heart shape through a connecting shaft and can be opened and closed, the front half part is linear, and the rear half part is arc-shaped and is connected with an arc-shaped pillow support; the shoulder enclosure adopts a structure for enclosing a shoulder and a neck, and each part can be opened and closed around a connecting shaft; the left piece of the positioning piece is provided with a round hole, and the right piece is hook-shaped and connected with the lower jaw abutting plate through connecting screws; the arc-shaped elastic columns are arranged on the front side and the rear side respectively. During assembly, the neck support and the lower jaw abutting plate are adjusted by inserting the positioning pieces into the corresponding positioning holes in the neck support, and the upper end and the lower end of each elastic column are fixed to the corresponding clamping openings of the neck support and the shoulder fence through the clamping pins respectively. When in use, the right positioning piece is unhooked from the connecting screw, the whole instrument is opened towards two sides around the connecting shaft, then the instrument is sleeved from the back of the neck from the opening, and finally the right positioning piece hooks the connecting screw, so that the whole instrument encloses the shoulder and the neck, and then the neck can be exercised.

The invention discloses a bone conduction hair band hearing aid with Bluetooth and voice communication. The bone conduction hair band hearing aid includes a hair band body, a microphone head arranged on the hair band body, an audio amplifier circuit connected with the microphone head, a filter circuit connected with the audio amplifier circuit, and a bone conduction driving chip connected with the filter circuit and used for driving bone conduction vibrators, and also includes a Bluetooth module arranged on a circuit board, connected with the bone conduction driving chip and used for wirelessly receiving and transmitting data, and the bone conduction vibrators which are arranged on the hair band body and convert an amplified sound electric wave signal into a bone conduction vibration signal by driving of the bone conduction driving chip, wherein the bone conduction driving chip is connected with the bone conduction vibrators. According to the bone conduction hair band hearing aid with Bluetooth and voice communication, when a user wears the intelligent hair band, an acoustical signal can be utilized to vibrate a skull through a bone conduction method, and vibration directly enters a cerebral auditory nerve in a solid propagation mode, so that people with hearing impairment can have conversation with each other or communicate with normal people conveniently.

The invention relates to the technical field of flood escape masks, in particular to a flood escape mask which comprises a mask assembly, the mask assembly comprises a mask body, an anti-fog mirror is arranged on the upper portion of the mask body, a mask frame is arranged on the edge of the mask body, and a connecting belt is connected to the outer portion of the mask frame. A fixing assembly is connected to the outer portion of the connecting band, and a positioning assembly is connected to the bottom of the mask body. The adjusting assembly is arranged in the mask assembly, the adjusting assembly comprises a lead screw, and the outer portion of the lead screw is meshed with a nut pair and an oxygen supply assembly. The device is simple in structure and convenient to carry, does not need diving training, can be used by looking at a specification at ordinary times and being slightly familiar with people, and is provided with a miniature oxygen bottle, so that oxygen supply breathing in water can be realized, oxygen deficit is avoided, the oxygen supply time of people falling into water is greatly prolonged, and the death of people caused by suffocation is effectively avoided.

The invention discloses a chain link assembly and a wearable device. The chain link assembly includes at least two chain links and a connecting piece arranged between two adjacent chain links. The chain link and the connecting piece are connected by pins; the connection The piece includes a connecting part, and a first extension part that bends and extends along both sides of the connecting part toward the height direction of the connecting part. The side of the first extending part includes limiting holes; The limit runway hole, the limit runway hole corresponds to the limit hole; the cooperation between the pin and the limit hole, the limit runway hole limits the movable connection between the chain link and the connector, and the existing terminal wears a connected watch strap Due to the complex manufacturing process, lack of position-limited wearing, and poor user experience, the present invention also discloses a wearable device, which realizes limited-position wearing of the wearable device and improves user experience.

The invention provides a pressure-adjustable leg-free presbyopic glasses frame convenient to wear, and relates to the technical field of glasses frames. The pressure-adjustable leg-free presbyopic glasses frame convenient to wear comprises a connecting plate. Bayonets are fixedly installed at the left end and the right end of the connecting plate, lenses are fixedly connected into the bayonets, connecting bases are fixedly connected to the ends, away from the bayonets, of the lenses, a hanging rope is fixedly connected between the connecting bases, sliding grooves are formed in the connectingplate, and rotating shafts are slidably connected into the sliding grooves. The design of supporting legs on two sides of the traditional spectacle frame is abandoned. The presbyopic glasses are moreconvenient to wear and take. Meanwhile, the overall weight of the presbyopic glasses is reduced, the wearing comfort is improved, the presbyopic glasses can be suitable for people with different nosebridge widths, the initial torsion of the internal torsion spring can be adjusted, the phenomenon that the torsion spring loses restoring force due to long-time use is avoided, and the service life ofthe glasses frame is prolonged.

The invention discloses a solar massager which comprises a flexible solar cell, an outer shell, a storage battery, a fixed belt, a control adjuster and an inner shell. One end of the fixed belt is connected with one end of the inner shell and one end of the outer shell, the other end of the fixed belt is connected with the other end of the inner shell and the other end of the outer shell, the inner shell and the outer shell are of arc-shaped structures with downward openings, the fixed belt is of an arc-shaped structure with an upward opening, massage contacts are arranged on the inner side surface of the inner shell, the output end of the flexible solar cell is connected with a charging interface of the storage battery, and the storage battery is connected with power supply interfaces ofthe massage contacts through the control adjuster. The solar massager is convenient to carry and use, and additional charging is omitted.

The invention relates to the technical field of finger stall wearing, in particular to a finger stall wearing device.A transverse partition plate is arranged in a wearing box, when the finger stall wearing device is used, finger stalls are put into a falling cylinder from the upper end, the outer ends of the finger stalls are placed back to a wearing opening, the finger stalls are sequentially stacked in the falling cylinder from top to bottom, the finger stall at the lowest position is opposite to a wearing hole, and the finger stall wearing device is convenient to use. A finger is inserted from a wearing hole, so that a shifting plate rotates and is attached to the lower end face of a transverse partition plate, a fingertip firstly touches the inner end of a finger sleeve at the lowest position, the finger is continuously pushed, so that a jacking plate drives a first jacking gear to move back to a wearing opening, and a second jacking rack moves towards the wearing opening through the meshed first jacking gear; a wearing motor at the end part of a second jacking rack drives a wearing roller which is in contact with a finger stall wound on a finger, and the two wearing rollers move towards the root part of the finger at the side part in contact with the finger stall, so that the wound finger stall is continuously unfolded to the surface of the finger, and the wearing efficiency of the finger stall is greatly improved.

The invention discloses a chain link connecting assembly and wearable equipment. The chain link connecting assembly comprises at least two chain links, I-shaped blocks adjacently connected with the chain links and connecting pieces arranged between every two adjacent I-shaped blocks. The at least two chain links are connected through the I-shaped blocks, the connecting pieces and pins. Each I-shaped block comprises first extension parts at the two ends and a middle piece connected with the first extension parts at the two ends. The first extension part comprises a first limiting hole. Each chain link comprises second extension parts on the two sides. The second extension parts are fixedly connected with the first extension part at one end. The connecting piece comprises T-shaped faces on the two sides and an arc-shaped face extending in the height direction of the T-shaped faces. The T-shaped surface comprises a second limiting hole. In order to solve the problems of complex watchbandmanufacturing process, lack of limiting wearing and poor user experience of wearing connection of an existing terminal due to the fact that the pins are matched with the first limiting holes and the second limiting holes to limit movable connection between the at least two chain links. The invention further discloses wearable equipment, and the limiting wearing of the wearable equipment is achieved.

The invention discloses an integrated safety helmet capable of automatically warning and an automatic warning method. The integrated safety helmet comprises a safety helmet body, the outer surface of the safety helmet body is connected with a photovoltaic power generation panel, and the photovoltaic power generation panel is connected with an energy storage battery arranged in the safety helmet body; the outer surface of the front side of the safety helmet body is connected with a photoelectric sensor and an alarm device, the photoelectric sensor and the alarm device are both electrically connected with a controller arranged in a shell of the safety helmet body, and the safety helmet further comprises a pressure sensor, a trigger switch and a normally-closed switch. The device solves the problems that in the prior art, a safety helmet and goggles are separated, the goggles are prone to being worn incorrectly during welding operation, so that eyes are damaged, and an alarm system cannot be cut off in time in the weak light environment or the environment where the goggles do not need to be worn, and has the advantages of being simple in structure, convenient to use and operate and low in cost, the welding operation can be automatically judged, an operator can be forcibly reminded to correctly use the goggles, and an alarm system can be timely cut off.

The invention discloses a chain link assembly and wearable equipment. The chain link assembly comprises at least two chain links and a connecting piece arranged between the two adjacent chain links, wherein the chain links are connected with the connecting pieces through pins; the connecting piece comprises a connecting part, a first extending part which is bent and extended in the height direction of the connecting piece along the two sides of the connecting piece, and a limiting hole is formed in the side face of the first extending part; each chain link comprises second extending parts on the two sides, wherein each second extending part comprises a limiting runway hole, and the limiting runway hole corresponds to the limiting hole; and the movable connection between the chain links andthe connecting piece is limited by the matching among the pins and the limiting holes and the limiting runway holes. The existing terminal worn and connected watchband is complex in manufacturing process, a limited wearing function is absent and the user experience is poor. The invention further discloses the wearable equipment, so that the limited wearing function of the wearable equipment can be realized, and the user experience is improved.

The invention discloses a wearable watch based on an adjustable fixing structure, and relates to the technical field of wearable equipment. The wearable watch comprises a shell; a locking shaft is rotationally connected between the two inner walls of the shell; a fixing column is fixed to one inner side wall of the shell, and a connecting hole is formed in the other side wall of the shell; the upper surface of the shell is provided with a through hole and is connected with a pawl; the through hole is rotationally connected with a connecting shaft; a ratchet wheel is fixed at the upper end of the connecting shaft, and a turntable is fixed at the lower end; the lower surface of the turntable is connected with an end face ring gear; the locking shaft is provided with a connecting blind hole matched with the fixing column, and the other end of the locking shaft is connected with a connecting shaft matched with the connecting hole; a spring is arranged in the connecting blind hole and abuts against the end face of the fixing column; the locking shaft is provided with two annular channels; and a gear ring meshed with the end face ring gear is connected into any annular groove channel. The end face ring gear drives the locking shaft to rotate, the tightness of the watchband is adjusted through the locking shaft, and the problems that an existing watch is inconvenient to wear, and the tightness adaptability of the watchband is poor are solved.

The invention provides electronic equipment and a cable, the electronic equipment comprises a display device, a first power supply and the cable, the display device and the first power supply can be detachably connected with the cable, and the first power supply can supply power to the display device through the cable. It can be understood that the detachable form means that modularization is achieved among the display device, the cable and the first power source, wearing can be achieved, containing and carrying are facilitated, meanwhile, a user can present corresponding information on the display device according to the requirement of the user, and the defects that a traditional printed hang tag cannot be repeatedly used, and the information cannot be changed are overcome.

The invention discloses a chain link connection assembly and a wearable device. The chain link connection assembly includes at least two chain links, and an I-shaped block adjacent to the chain links is arranged between two adjacent I-shaped blocks. The connecting piece connects at least two chain links through the I-shaped block, the connecting piece, and the pin; the I-shaped block includes a first extension at both ends, and an intermediate piece connecting the first extension at both ends; the first extension includes a first limit bit hole; the chain link includes second extensions on both sides, and the second extension is fixedly connected to the first extension at one end; the connector includes T-shaped surfaces on both sides, and arc-shaped surfaces extending along the T-shaped face in the height direction; T-shaped The surface includes a second limit hole; the cooperation between the pin, the first limit hole and the second limit hole restricts the movable connection between at least two chain links, and the manufacturing process of the wristband connected by the existing terminal is complicated. Due to the lack of position-limited wearing and poor user experience, the present invention also discloses a wearable device, which realizes position-limited wearing of the wearable device.

The invention discloses a children chest watch wearing device for sitting posture correction. The device comprises a chest watch and a wearing device body, the wearing device body comprises a back cushion and a seat cushion, the seat cushion is arranged on the inner side of the back cushion, an air bag is arranged in the back cushion, the seat cushion is designed as a negative pressure cavity, theair bag in the back cushion is connected with the negative pressure cavity of the seat cushion through a communication pipe, the back cushion is designed as an arc-shaped structure which is wide in middle and narrow on the two sides, elastic bands are arranged at the two ends of the back cushion, a row of buckling grooves are formed in the inner sides of the elastic bands, the chest watch comprises a hand disc and a connector which is connected with the hand disc through a connecting band, the connector is of a concave structure, and a connecting buckle is arranged on the inner side of the concave structure of the connector. The device has the advantages that by arranging the back cushion and the seat cushion communicated with the back cushion, a function of sitting posture correction isachieved, the buckling grooves are formed in the elastic bands, and the wearing of the chest watch is achieved. The device is simple in structure, convenient to operate, strong in functionality, and suitable for all children.

The invention discloses a toppling-preventing safety swim ring capable of resetting by utilizing gravity center. The toppling-preventing safety swim ring comprises an inflatable main ring, protectivefoam cushions are uniformly and fixedly connected with the outer surface of the inflatable main ring at equal intervals, and the end, away from the inflatable main ring, of a safety auxiliary tail pipe is fixedly in communication with an air bag generating mechanism; a balance weight sliding rod is fixedly connected with one end of the bottom of the inflation main ring, a balance weight sliding block is slidably connected with the outer surface of the balance weight sliding rod, a supporting connecting rod is fixedly connected with one side of the balance weight sliding block, and active leg limiting mechanisms are fixedly connected with the two sides of the end, away from the balance weight sliding block, of the supporting connecting rod; and a corner limiting wheel is fixedly connected with the position, close to the upper portion, of the left side of the interior of a mounting storage groove. The invention relates to the technical filed of lifesaving equipment. According to the toppling-preventing safety swim ring capable of resetting by utilizing gravity center, the gravity of the legs of a person is increased, when the person topples over, the person can be rapidly reset, andthe use safety of the swim ring is improved.

The invention discloses a guzheng plectrum sleeve. The sleeve comprises a fingerstall body, the center of the inner wall of the fingerstall body is provided with an arc-shaped arch used for fixing a guzheng plectrum, a limiting belt is arranged under the arc-shaped arch, and the end, away from the end connected with the fingerstall body, of the limiting belt is provided with two belt holes arranged in the length direction of the limiting belt. A first cylinder is fixedly connected to the center of the bottom end of the outer side of the arc-shaped arch, a second cylinder is integrally arrangedon the inner wall of the fingerstall body, thickening pads distributed on the inner wall of the fingerstall body are arranged on the second cylinder, and the thickening pads are arranged on the second cylinder in a sleeving mode through pad holes. According to the guzheng plectrum sleeve, it is guaranteed that fingers can conveniently and flexibly control the sleeve during playing, the guzheng plectrum can be well fixed without shifting through the arc-shaped arch and the limiting belt, the inner diameter of the guzheng plectrum sleeve is changed by increasing or removing the thickening pads,and wearing of different fingers is achieved.