421 results about "Coin cell" patented technology

The utility model discloses a button cell which comprises a shell which comprises a positive pole shell and a negative pole cover, the anode shell is bowl-shaped; the negative electrode cover is in a cover shape and covers the positive electrode shell; the button cell further comprises an isolating membrane which is arranged in the shell and divides the space in the shell into a positive electrode cavity and a negative electrode cavity; the positive electrode cavity is a space defined by the positive electrode shell and the isolating membrane, and the negative electrode cavity is a space defined by the negative electrode cover and the isolating membrane; the positive electrode combined cake is accommodated in the positive electrode cavity; the positive electrode combined cake comprises a battery positive electrode active matter Ag2O; the positive electrode electrofluid is accommodated in the positive electrode cavity; the positive electrode combined cake is infiltrated in the positive electrode electrofluid; and the negative electrode combined material is accommodated in the negative electrode cavity. According to the utility model, the isolating membrane and the sealing ring are arranged to effectively prevent short circuit; and the outer curled edge of the negative electrode cover is wrapped by the sealing ring, and the opening end of the positive electrode shell is inwards folded to press the top of the sealing ring, so that layer-by-layer lamination is realized, and the shell of the battery is firmer, safer and more reliable.

The application provides a button cell structure, a manufacturing method thereof and a button cell, wherein the button cell structure comprises a winding core formed by winding a laminated structure and having a hollow inner hole, the laminated structure comprises at least one positive electrode sheet, at least one negative electrode sheet and a separator separating the at least one positive electrode sheet and the at least one negative electrode sheet, and at least two ends of the winding core are provided with a separator bonding layer wrapping the winding core, which is used for fixing the positive electrode sheet and the negative electrode sheet. The application provides a button cell structure, a manufacturing method thereof and a button cell, which at least solve the technical problem that the positive electrode sheet and the negative electrode sheet are prone to shifting, avoid short circuit caused by the contact between the positive electrode sheet and the negative electrode sheet and the shell in the button cell, and improve the use safety of the button cell.

The present application relates to the field of batteries and specifically discloses a lithium battery sealing material and a preparation method thereof. The lithium battery sealing material comprises the following raw materials in parts by weight: 100-150 parts of nylon, 5-15 parts of maleic anhydride grafted polypropylene, 10-20 parts of rosin glycerol ester, 5-10 parts of poly(trimethylene terephthalate), 5-15 parts of filler, 0.5-1 part of antioxidant, and 0.2-0.5 parts of dispersant. The preparation method comprises the following steps: uniformly mixing nylon, poly(trimethylene terephthalate), and maleic anhydride grafted polypropylene to obtain a primary mixture; uniformly mixing the filler and rosin glycerol ester, and then uniformly mixing the filler and the rosin glycerol ester with the primary mixture to obtain a mixture; adding the antioxidant and the dispersant to the mixture, stirring evenly, and extruding to obtain a finished product. The hygroscopicity of a button battery sealing ring is reduced, and the sealing ring is ensured to have high mechanical strength, good sealing effect, and long service life, thereby extending the service life of the button battery.

The invention provides a method for analyzing a main failure mechanism of a battery with an electrolyte leakage fault. The method comprises the following steps of: performing calendar aging, cyclic aging and reference performance test on a normal battery and a leakage battery; comparing the external characteristics of the normal battery and the leakage battery, and obtaining the difference between the leakage battery and the normal battery in the aspect of external characteristic performance; carrying out deep analysis on the dynamic degradation mechanism of the liquid leakage battery by utilizing an in-situ analysis means; obtaining a normal battery pole piece and a fault battery pole piece, and characterizing the battery pole pieces by using an electrochemical characterization means; battery regeneration is realized by using a battery pole piece, re-supplementing electrolyte and manufacturing a button battery; performance testing and aging testing are performed on the regenerated battery; the performance of the regenerated battery is evaluated; and a failure mechanism of the battery with liquid leakage is disclosed. And comparing the performance difference between the regenerative battery and the normal battery, and determining the irreversible influence of the fault on the battery. According to the invention, the main way of failure of the battery with liquid leakage and the irreversible influence of the liquid leakage fault on the battery can be revealed.

The invention provides a water-based composite electrolyte and a preparation method and application thereof. The water-based composite electrolyte comprises soluble zinc salt, amino acid hydrochloride additives and deionized water. The aqueous composite electrolyte can be used for a symmetrical button cell, a half cell or an aqueous zinc ion total cell. By adjusting zinc ion deposition on the surface of the zinc electrode, the growth of zinc dendrites is reduced, and the shuttle effect of the iodine positive electrode is inhibited, so that the coulombic efficiency and the cycle performance of the water-based zinc-iodine battery are improved. The additive disclosed by the invention can be adsorbed on the surface of a zinc negative electrode, delays the nucleation process and inhibits the growth of zinc dendrites; the form of hydrochloride can play a role of a buffer solution, stabilize the pH value of the electrolyte, inhibit the corrosion of the zinc negative electrode and reduce the hydrogen evolution reaction; the hydrochloride form can weaken the protonation effect of amino acid groups and enhance the electrostatic interaction between the amino acid groups and the polyiodide, so that the shuttle effect is inhibited, and the coulombic efficiency and the cycle performance of the aqueous zinc-iodine battery are improved.

The invention discloses a NiCo-LDH / porous carbon composite material with expanded interlayer spacing as well as a preparation method and application thereof. The preparation method comprises the following steps: mixing coal pitch serving as a carbon source with potassium hydroxide, combusting in an inert gas atmosphere, and performing acid pickling, suction filtration and drying to obtain a coal pitch-based porous carbon material; the preparation method comprises the following steps: uniformly dispersing a certain amount of porous carbon material in a mixed solution of nickel nitrate hexahydrate, cobalt nitrate hexahydrate, polyvinylpyrrolidone (PVP) and ethylene diamine tetraacetic acid (EDTA-2Na), performing hydrothermal reaction, adding hydrazine hydrate (N2H4H2O), and performing hydrothermal reaction again to obtain the nickel-cobalt layered double hydroxide / porous carbon composite material (NiCo-LDH-PC) with expanded interlayer spacing. Compared with the prior art, the method has the advantages that the interlamellar spacing of NiCO-LDH is regulated and controlled, the interlamellar spacing is enlarged, and the NiCO-LDH has excellent electrochemical performance and cycling stability as an electrode material of a supercapacitor and a button cell.

The utility model provides an integrated temperature and humidity recorder which comprises a shell, a PCB is arranged in the shell, a USB golden finger is fixedly installed at the right end of the PCB, the USB golden finger penetrates through the right end of the shell, a button cell is arranged in the shell, a display screen is embedded in the top of the shell, the PCB is electrically connected with the display screen, and the PCB is electrically connected with the display screen. The PCB and the display screen are both electrically connected with the button cell, and the right half part of the shell and the outer side of the USB golden finger are sleeved with silicon rubber cases. The USB connector has the advantages of being good in USB golden finger protection effect and convenient to install and use.

A mechanism for controlling light in a rotating mode comprises an installation base, the center of the installation base is provided with a round battery groove for a button battery to be arranged in, and the central axis of the battery groove is recorded as a first axis; the central axis of the annular rotating main body is the first axis, and the rotating main body is arranged on the periphery of the battery groove in a circumferential rotating mode; a gear ring which is arranged along the circumferential direction and can rotate along with the rotating main body is arranged on the circumferential wall of the rotating main body; the circuit board is used for being electrically connected with the lamp, is fixed relative to the mounting seat and is provided with a toggle switch arranged corresponding to the gear ring, and the toggle switch is positioned on a rotating path of each tooth of the gear ring and is arranged to be capable of being scanned by each tooth in sequence along with the rotation of the gear ring so as to record the scanning direction and / or frequency of the teeth. According to the utility model, the arrangement of the circular battery jar is beneficial to alignment between the central axis of the rotating main body and the rotating axis, so that the rotating main body rotates more smoothly, and the gear ring on the rotating main body can be matched with the toggle switch more accurately.

The utility model discloses an LED lamp string which comprises an LED lamp bead string, a battery box and an NFC chip, the battery box is heart-shaped and is formed by clamping an upper box and a lower box, a battery holder is arranged in the lower box, two button batteries are fixed by the battery holder to form up-down series connection and are in contact with a PCB (printed circuit board) contact, the PCB is in contact connection with the batteries, and the NFC chip is connected with the battery holder. The PCB is provided with a chip for controlling the LED lamp bead string to flicker and be normally on, the LED lamp bead string is welded to the PCB, and an NFC chip is arranged on the inner wall of the upper box of the battery box in an attached mode. A battery insulation sheet is further arranged between the two button batteries, and the LED lamp string can be controlled to be switched on and off by pulling and inserting the battery insulation sheet. When the heart-shaped LED lamp string is used for scenes such as fresh flowers and gifts, one side receiving the scenes such as the fresh flowers or the gifts can sense the position of the battery box of the heart-shaped LED lamp string through a mobile phone, namely, the NFC chip jump webpage can be sensed, and therefore the effect of transmitting emotions is achieved.

The utility model discloses a high-strength anti-theft padlock and key combination, which comprises a padlock and a key, the key comprises a key handle and a key head, the key handle is provided with a battery jar and a protective cover, a button battery is installed in the battery jar, the button battery is electrically connected with an electromagnet, the key head is provided with a groove, a contact switch is arranged in the groove, and the contact switch is electrically connected with the electromagnet. The control module is used for controlling electromagnet energization; the padlock comprises a lock body, a lock beam and a lock cylinder. A lock tongue is arranged above the lock cylinder; a sliding groove A is eccentrically formed in the top face of the lock cylinder, and the sliding groove A and the groove are complementary in shape. A sliding groove B matched with the sliding groove A is formed in the bottom face of the spring bolt. A magnetic block is arranged in the sliding groove A. A sliding groove C is formed in the contact position of the bottom face of the spring bolt and the inner wall of the lock body, a sliding groove D matched with the sliding groove C is formed in the inner wall of the lock body, and a positioning pin is arranged in the sliding groove D. The anti-theft padlock has the advantages that the anti-theft function of the padlock is enhanced, and the maintenance cost is low.

The utility model discloses a disposable dental handpiece quick-connection electric connector, which comprises an adapter block, a terminal and an adapter seat, the adapter block is provided with a plurality of plugging holes and an electric mounting hole, and the plurality of plugging holes are used for plugging an air inlet pipe, a water inlet pipe and an atomizing pipe of a dental handpiece; the terminals are inserted into the electric mounting holes; the adapter seat is provided with an inserting groove for inserting a dental handpiece handle, the bottom of the inserting groove is provided with an air inlet groove, a water inlet groove, an atomizing groove and an electric inserting groove, the terminal is inserted into the electric inserting groove, and the adapter block is clamped at the bottom of the inserting groove. When the disposable dental handpiece is used, the terminal is inserted into the adapter block, then the adapter block is sleeved at the connecting end of the disposable dental handpiece, the adapter seat is inserted into the connecting end of the disposable dental handpiece, external electricity is conducted to a handpiece handle of the disposable dental handpiece, and the disposable dental handpiece does not need to be provided with a button battery.

This invention relates to the field of cathode material technology for lithium-ion batteries, specifically a method for in-situ construction of ultrathin amorphous nano-coating materials. The method involves the in-situ construction of ultrathin amorphous nano-coating layers using sol-gel, co-precipitation, and electrodeposition combined with hydrothermal methods. 2 MnO 3 The cathode material is coated to encapsulate Li. x MnO y The amorphous nanostructure is uniform and completely coated on Li. 2 MnO 3 The surface of the positive electrode material (Li x MnO y @Li 2 MnO 3 ), where Li x MnO y It is an amorphous coating layer with a thickness of 0.1-10 nm; this invention utilizes Li 2 MnO 3 The cathode material is coated with an ultrathin amorphous Li. x MnO y While ensuring the high discharge specific capacity of the material, it also significantly suppresses Li 2 MnO 3 The voltage decay was observed, and after assembling it into a coin cell and testing its performance, the coated Li was found to have... 2 MnO 3 The material exhibits zero voltage decay after 50 charge-discharge cycles.

This invention provides a coin cell battery and its manufacturing method. The method includes providing a first housing, the first housing including a conductive layer and an insulating layer, a first mounting groove in the middle of the first housing, a through hole in the insulating layer within the first mounting groove, and a conductive layer exposed outside the insulating layer through the through hole. An active material layer is coated on the surface of the conductive layer. A second electrode is inserted into a second mounting groove of a second housing, and a separator is placed inside. The edges of the first housing and the second housing are sealed, and the first mounting groove and the second mounting groove are sealed to form a mounting cavity, thus obtaining a coin cell battery. By pre-coating the active material layer onto the surface of the conductive layer of the first housing, the problems of uneven electrode thickness and active material layer detachment caused by rolling the active material layer onto the electrode are avoided, resulting in a more stable specific capacity and effectively improving battery performance.

A wearable device is disclosed. The wearable device may comprise: a speaker including a coil; a coin cell battery disposed on the speaker; and a conductive tab on a first surface of a case of the coin cell battery, the conductive tab being electrically connected to a portion of a first electrode positioned on the first surface of the case. The coin cell battery can include: the case that includes the first surface facing the speaker and a second surface opposite to the first surface; and a jelly roll. The conductive tab on the first surface of the case can extend in a second rotational direction opposite to the first rotational direction of the jelly roll so as not to overlap the coil of the speaker.

The invention relates to the technical field of button battery production, and particularly discloses an automatic button battery combining machine which comprises a combining mechanism, a positioning mechanism, a negative electrode conveying mechanism, a positive electrode conveying mechanism and a pressurizing mechanism. A first positioning notch is formed in a negative plate limiting groove formed in the adsorption plate, a second positioning notch is formed in a positive plate limiting block arranged on the jacking seat, positioning blocks at the two ends of the positioning mechanism can abut against the two ends of the negative plate and the two ends of the positive plate, and positioning blocks on the side face of the positioning mechanism can abut against one side of the negative plate and one side of the positive plate. The negative electrode conveying mechanism is used for conveying a negative electrode plate into the negative electrode plate limiting groove, the positive electrode conveying mechanism is used for conveying a positive electrode plate to the jacking seat, and the pressurizing mechanism is used for pressing a positive electrode and a negative electrode on the positive electrode plate. According to the automatic button cell combination machine, the assembly precision of button cells can be improved, and the yield of products is increased.

The automobile key convenient to disassemble and assemble comprises a base and a rear cover clamped to the base through a clamping limiting structure, a first containing cavity is formed in the inner side of the base, and a key board and a circuit board are sequentially and detachably installed in the first containing cavity from the bottom to the top. The circuit board is detachably connected with a button cell which can be modularly and integrally assembled and disassembled with the circuit board, the button cell is arranged towards the rear cover, a second containing cavity used for containing the button cell is formed in the inner side of the rear cover, and the base is provided with a positioning structure used for connecting and fixing the key board and the circuit board at the same time. A first pressing structure abutting against the circuit board is arranged on the rear cover, a second pressing structure is arranged on the face, facing the circuit board, of the key board, and a key piece capable of being stored is rotationally connected to the base. By arranging the positioning structure, accurate positioning of the key board and the circuit board during installation is ensured, deviation of the key board and the circuit board during installation is avoided, modes such as screw connection and fixation are not needed, and disassembly and assembly are convenient.

The utility model belongs to the field of button cell circuits, and particularly relates to a low-power-consumption energy storage circuit of a button cell, which comprises an energy storage element and an energy storage switch circuit. The energy storage element is used for storing electric energy and providing energy reserve for the switching power supply and the load; the energy storage switch circuit automatically controls the charging and discharging states of the energy storage element according to an instruction of the main control chip, and can cut off a loop to the ground of the energy storage element under the condition that the switch is switched off; through a low-cost scheme, the problem of high power consumption of a common capacitive energy storage circuit in current wearable equipment is solved, the problem of overhigh power consumption caused by the fact that an energy storage element is in an unstable working state for a long time is well solved, meanwhile, the energy storage element is activated when the energy storage element needs to work, the requirement of the wearable equipment for electric energy storage is not influenced, and the energy storage efficiency is improved. According to the scheme, the number of added elements is small, the cost advantage is large, and the button cell power supply wearable device is especially suitable for long-term standby.

The present invention discloses an automatic hot-pressing composite device for sealing steel-shell button battery caps, comprising a turntable mechanism, a large steel sheet feeding mechanism, a small steel sheet feeding mechanism, a film feeding mechanism, a high-frequency welding mechanism, a hot-pressing mechanism, an insulation detection mechanism, a thickness measuring mechanism, a concentricity detection mechanism, and a discharging mechanism, wherein the large steel sheet feeding mechanism, the small steel sheet feeding mechanism, and the film feeding mechanism are respectively arranged around the turntable mechanism; a high-frequency welding mechanism and a transfer manipulator are provided next to the turntable mechanism, and the hot-pressing mechanism is arranged near the transfer manipulator; the insulation detection mechanism, the thickness measuring mechanism, and the concentricity detection mechanism are respectively arranged near the hot-pressing mechanism. The present invention can form a complete production line, realize high-frequency welding and hot-pressing of large steel sheets, films, and small steel sheets, and test product performance parameters such as concentricity, insulation, and thickness, thereby significantly improving production efficiency, enhancing product quality, and achieving automated mass production.

The utility model discloses a pole piece feeding mechanism. The pole piece feeding mechanism comprises a rack, an electrode vibration disc, a temporary storage frame, a transfer table, a pole piece lifting device, a pole piece turn-over device, an X-axis moving module, a Z-axis moving module, a transfer plate, an elastic buffering assembly, a fixed transfer air tap, a rotary air tap assembly and a push rotating support arm. When the electrode plate is turned over in the vibration process, the inverted electrode plate is firstly adsorbed and placed on the transfer table through cooperation of the X-axis moving module, the Z-axis moving module and the fixed transfer air nozzle, and the electrode plate lifting device lifts the inverted electrode plate to a station of the electrode plate turning-over device; when a button cell is welded, the reversed electrode plate is clamped and overturned by 180 degrees by the electrode plate overturning device, then is placed on the transfer table, and is adsorbed and placed on the welding surface of the button cell by the rotary air tap assembly, so that the problem of wrong welding caused by overturning of the electrode plate in the prior art is effectively solved, the qualified rate of products is effectively improved, and the quality of the products is ensured.

The application provides a test circuit and a test method for a server button cell, which can be applied to the technical field of battery detection. The test circuit for the server button cell comprises: a current-limiting resistor, which is electrically connected between the button cell and a configuration information maintaining component in the server; a switching device, which is electrically connected between a server power supply and the current-limiting resistor; and a controller, which has sampling terminals, the sampling terminals are respectively electrically connected to two ends of the current-limiting resistor, and the controller is used for performing fault testing on the button cell by sending a first control signal to the switching device to turn on the switching device, making the server power supply be applied to the button cell through the current-limiting resistor, and collecting a voltage difference between the two ends of the current-limiting resistor.

The utility model relates to the technical field of tire pressure monitoring, and discloses a tire pressure monitoring sensor circuit system and equipment based on an NXP control chip. The tire pressure monitoring sensor circuit system comprises a control chip used for processing sensor data and controlling a communication function; the power supply module comprises a button battery and a power supply filter circuit, and the button battery provides 3.0 V working voltage and supplies power to the whole system through a VBAT node; the power supply filter circuit comprises a plurality of filter capacitors C12, C13 and C14 which are connected in parallel, one ends of the filter capacitors C12, C13 and C14 are connected with a VBAT node, and the other ends of the filter capacitors C12, C13 and C14 are grounded. According to the utility model, a plurality of functional modules such as the microprocessor, the radio frequency transceiver, the sensor interface and the power management module are integrated in a single control chip system through high integration, so that the circuit volume and the number of elements are obviously reduced, and the reliability and the stability of the system are improved.

A switch cabinet cable contact overheat detector relates to a switch cabinet inner terminal overheat detector, and is characterized in that springs are arranged at the upper parts of at least two reamed holes arranged at the lower part of an inner fixed block, the upper part of a tensioning belt passes through a slim hole and then the upper end is connected with a contact, a circular plate abuts against the lower ends of the springs, and the bottom surface of the circular plate is connected with one end of a wire B; a copper sheet fixed at the lower part of the reamed hole is fixedly connected with one end of a lead A, and the other ends of the lead A and the lead B are respectively connected with copper rings in at least two jacks which are arranged on the wire board at intervals; one end of the measurer is provided with two plugs, one of the two plugs is connected with one end of a power line B, the other end of the power line B is connected with the negative electrode of a button cell, the positive electrode of the button cell is connected with one end of a power line A, an indicating lamp arranged in the middle of the power line A is exposed outside the measurer, and the other end of the power line A is connected with the other one of the two plugs. According to the invention, the tensioning belt is fused after the contact is overheated, so that the overheat of the cable contact can be directly obtained by the measurer.

The utility model discloses a light-emitting soft label which comprises a bottom layer and a connecting layer, two mounting grooves are formed in the upper surface of the bottom layer, a plurality of LED lamp tubes are fixedly connected in one mounting groove, connecting wires are fixedly connected among the LED lamp tubes, a power socket is fixedly connected in the other mounting groove, and the connecting wires are fixedly connected among the LED lamp tubes. And a button battery is inserted into the power socket, a silk-screen printing layer is fixedly connected to the upper surface of the connecting layer, and a light-transmitting mechanism is fixedly connected to the upper surface of the silk-screen printing layer. The LED lamp tube is combined with the patterns on the silk-screen printing layer, so that the device can emit soft light in a dark environment, the decoration and interestingness are enhanced, the LED lamp tube can continuously emit light under low power consumption by arranging the button cell, the purposes of energy conservation and high efficiency are achieved, the magic tape is arranged, and the LED lamp tube and the magic tape are integrated. Therefore, a user can easily install the connecting layer on the bottom layer, and the button cell is convenient to replace.

The utility model relates to the technical field of anti-counterfeiting, in particular to an anti-counterfeiting system with a dynamically changeable URL (Uniform Resource Locator) link, which is characterized in that a transparent plastic waterproof film is fixedly arranged on the inner side of the top of an outer nesting sleeve, a mounting component is arranged on the inner side of the outer nesting sleeve, a limiting groove is fixedly formed in the inner side of the outer nesting sleeve, and the mounting component is fixedly connected with the limiting groove. The inner side of the mounting groove is used for mounting an anti-counterfeiting mark, the arrangement of the transparent plastic waterproof film plays a waterproof role on the anti-counterfeiting mark, when a product is upgraded and the anti-counterfeiting mark needs to be updated, the first synchronous belt wheel can be pushed to enable the second synchronous belt to slide outwards along the first L-shaped sliding frame and the second L-shaped sliding frame, and then the second synchronous belt wheel is pushed to slide outwards along the first L-shaped sliding frame and the second L-shaped sliding frame. The first synchronous belt wheel can be pushed to drive the mounting groove to slide outwards, the anti-counterfeiting mark in the mounting groove can be conveniently updated, after updating, the first synchronous belt wheel can be pushed again, the mounting groove is reset, the button battery can supply power to the LED lamp, and the anti-counterfeiting mark in the mounting groove can be conveniently scanned through the transparent plastic waterproof film.

To provide a lithium primary button type battery having excellent discharge performance, good stability and reliability, its manufacturing method, and an electronic apparatus.SOLUTION: A lithium primary button battery comprises a battery case and a battery core module located inside the battery case, the battery core module comprises a negative electrode (3), a negative electrode modification membrane (4), a separator (5, 6) and a positive electrode (7) which are sequentially stacked, a surface of the negative electrode (3) close to the negative electrode modification membrane (4) is provided with a concave groove (9), and the negative electrode modification membrane (4) is tightly embedded in the concave groove (9).SELECTED DRAWING: Figure 2

A device includes a base and a depressible cover. The base defines a battery opening in which to receive a battery having the form factor of a coin-cell. The base includes a retainer located proximate to the battery opening. The depressible cover is disposed in the battery opening and is secured in place against the retainer to prevent removal of the battery from the base while the cover is coupled to the base. The cover includes a detent and a body portion, wherein the cover is releasably secured to the base upon engagement of the body portion with the retainer and engagement of the detent with a shoulder of the base.

To provide a button type battery capable of improving stability of an internal structure of the battery, a method of assembling the same, and a method of manufacturing a pad.SOLUTION: The present invention provides a button battery and an assembly method thereof, and a preparation method of a spacer, wherein the button battery comprises a positive electrode cover assembly comprising a positive electrode cover and a spacer, a positive electrode current collector and a positive electrode plate, wherein the spacer comprises a spacer portion and an elastic plate portion which are arranged in a staggered manner, and one or both of the elastic plate portion and the spacer portion are provided with a protrusion structure which passes through a through hole of the positive electrode current collector and is fixed to the positive electrode plate.SELECTED DRAWING: Figure 2

The utility model discloses a can replace fish float of tail light, including middle shell, the inner bottom wall fixedly connected with the lamp stand of middle shell, the inner wall fixedly connected with button cell of lamp stand, the top fixedly connected with the light source of lamp stand, the inner bottom wall fixedly connected with the cylindrical seat of middle shell, the inner wall fixedly connected with first magnet piece of cylindrical seat, the outer surface fixedly connected with the clamping point of cylindrical seat, the inner top wall fixedly connected with second magnet piece of lamp stand, the inner wall of lamp stand is seted up and has the lock catch groove, this can replace fish float of tail light, when replacing whole lamp stand, rotates the lamp stand, rotates along the lock catch groove, rotates the clamping point to the lock catch groove export place, then lifts the lamp stand and makes first magnet piece and second magnet piece separate, can take down whole lamp stand to when tail light appears damage, and fisherman does not need to replace whole fish float, only needs to replace tail light damage part, avoids causing resource waste, reduces use cost.

The utility model relates to the technical field of batteries, in particular to a battery and a button battery. The battery comprises a battery body, an adapter nickel sheet is arranged on a positive terminal of the battery body, the adapter nickel sheet protrudes out of the battery body in the height direction of the battery body, and the adapter nickel sheet is electrically connected with the positive terminal of the battery body. On one hand, the adapter nickel sheet provides a welding point for welding with the electronic equipment, and the welding reliability and the welding quality are improved; and on the other hand, tin used in the welding process and the transfer nickel sheet are easily tinned, so that the welding firmness and the welding efficiency are ensured, and the short circuit phenomenon is further prevented.

The utility model provides a rubberizing device and a button cell production line, and relates to the technical field of cell manufacturing. The rubberizing device comprises a rolling mechanism, a driving part and an adjusting part, the rolling mechanism comprises a roller, the driving part is connected with the adjusting part to drive the adjusting part to move in the first direction, the adjusting part is connected with the rolling mechanism to drive the rolling mechanism to move in the second direction, and the first direction is perpendicular to the second direction. When the gluing device is used for gluing, the driving part drives the adjusting part to move in the first direction, so that the connecting mechanism and the rolling mechanism are driven to move in the first direction, and a roller in the rolling mechanism presses gummed paper on the side surface of the button cell. Before the adhesive tape is pasted through the adhesive tape pasting device, the rolling mechanism can be driven by the adjusting piece to move in the second direction so as to adjust the position of the rolling wheel in the rolling mechanism, so that the position of the rolling wheel corresponds to the position of the button cell, and the risk that the adhesive tape is wrinkled is reduced.