151results about "Encapsulating capacitors apparatus" patented technology

The present invention discloses a negative pressure packaging method for aluminum electrolytic capacitors, comprising: inserting a core into a sealing body. Placing the core, the sealing body and the outer shell in the inner cavity of a receiving mechanism, and sealing the receiving mechanism. Evacuating the inner cavity of the receiving mechanism so that the inner cavity of the receiving mechanism is in a negative pressure state. The sealing body and the outer shell are packaged so that the sealing body is located at a first depth of the outer shell. The sealing body and the outer shell are pressed together so that the sealing body is located at a second depth of the outer shell, and the second depth is closer to the bottom of the outer shell relative to the first depth. The method solves the problem of the sealing body sliding too long on the inner wall of the outer shell in the prior art, avoids overheating of the friction surface of the sealing body and slight melting, and can ensure that the outer diameter of the sealing body will not shrink, thereby ensuring the airtightness of the outer shell and the sealing body, realizing the negative pressure packaging of the aluminum electrolytic capacitor, improving the stability of the product and increasing the service life of the product.

The invention relates to the field of processing of capacitor packaging coatings, and particularly discloses a quick-drying packaging coating for a thin-film capacitor, a preparation method and application. The quick-drying packaging coating for the thin film capacitor consists of a component A and a component B in a mass ratio of 100: (90-100), the component A comprises 30-50 parts of organic silicon modified epoxy resin, 20-30 parts of polyether polyol, 10-25 parts of toughening filler, 1-3 parts of a coating tackifier, 1-3 parts of a flow promoter and 0.5-1 part of a defoaming agent; the component B comprises the following components in parts by weight: 45-75 parts of a curing agent, 1-2 parts of an accelerant, 1-1.5 parts of an antioxidant and 1-2 parts of a weather-resistant agent; the preparation method comprises the following steps: respectively preparing the component A and the component B, respectively packaging, and mixing while using to obtain the packaging coating. The method is applied to a thin-film capacitor. The quick-drying water-based paint has the advantages of quick drying, good moisture resistance, good flexibility and high adhesion stability.

The invention discloses a chip capacitor end sealing production line based on a thick rubber plate. The chip capacitor end sealing production line comprises an assembling mechanism, an implanting mechanism, a pressing-in mechanism, a leveling mechanism, a slurry soaking mechanism, a drying mechanism, a cooling and storing mechanism, a plate replacing mechanism, a discharging mechanism and a transferring clamping jaw. The number of the dipping mechanisms, the number of the drying mechanisms and the number of the cooling storage mechanisms are all two, and the assembling mechanism, the implanting mechanism, the pressing-in mechanism, the leveling mechanism, one dipping mechanism, one drying mechanism, one cooling storage mechanism, the plate changing mechanism, the other dipping mechanism, the other drying mechanism, the other cooling storage mechanism and the discharging mechanism are sequentially arranged. The assembling mechanism is used for placing the guide-in plate to the top of the thick rubber plate and forming an assembly. According to the chip capacitor end sealing production line based on the thick rubber plate, full-automatic operation in the end sealing process of the chip capacitor is achieved, the end sealing efficiency of the chip capacitor can be effectively improved, the end sealing precision of the chip capacitor can be improved, and meanwhile the labor cost in the end sealing process can be reduced.

The invention discloses a special aluminum fixing capacitor for an electronic detonator with ultralow electric leakage characteristic and a preparation method thereof, the capacitor comprises a positive foil electrode, a negative foil electrode, an aluminum foil or an aluminum alloy foil coated with an oxide film on the surface, electrolytic paper and an electrolyte, and the electrolyte can be a phosphate-based electrolyte, a borate-based electrolyte or an organic electrolyte containing high-conductivity salt, and an additive, the preparation method comprises the following steps: slitting positive and negative foils and electrolytic paper, winding the positive and negative foils and the electrolytic paper to form a concentric circle, forming a repair oxide film, dipping a conductive polymer material, baking and polymerizing to form a conductive film, injecting a pouring sealant into an aluminum shell, and carrying out heat treatment to obtain the conductive aluminum shell. The formation liquid is ammonium dihydrogen phosphate, ammonium adipate or boric acid aqueous solution, and the pouring sealant is epoxy resin or polyurethane; the capacitor has an ultra-low electric leakage characteristic, is suitable for being used as a power supply energy storage element in an electronic detonator system, stabilizes power supply output and inhibits an electric leakage phenomenon.

The invention provides a clamp for packaging a capacitor shell, and relates to the field of tantalum capacitor processing, the clamp comprises a clamping mechanism, the clamping mechanism comprises a clamping base, a telescopic rod, a clamping plate and a fixing groove, the clamping mechanism is internally provided with an auxiliary assembly, the auxiliary assembly comprises an extension frame, a sliding groove and a sliding opening, and the extension frame is provided with a clamping groove; an auxiliary clamping assembly is arranged in the auxiliary assembly and comprises a moving block, a sliding block, an extending plate, a spring groove, a limiting rod, a reset spring, a limiting sliding block, an auxiliary clamping block, a hollow groove, a micro vibration motor and a buffering rubber pad. According to the invention, the capacitor is placed between the auxiliary clamping blocks and then is pushed between the clamping plates, so that the capacitor can be conveniently placed, the influence of a small placing space on placement is reduced, bubbles generated by potting can rapidly disappear due to the vibrating capacitor, the bubbles can be conveniently eliminated, and the packaging effect is further improved.

The invention belongs to the technical field of capacitor materials, and particularly relates to a capacitor packaging material, a preparation method and application thereof and a capacitor packaging method. The capacitor packaging material comprises a resin component A, a curing component B and a bonding component C, the resin component A contains bisphenol A epoxy resin I, polyether polyol I and optional rubber toughening agent I and modified silicon dioxide I; the curing component B contains anhydride and optional rubber toughening agent II and modified silicon dioxide II; the bonding component C contains epoxy modified acrylic resin and bisphenol A epoxy resin II. The key point of the capacitor packaging material is that the specific coupling agent modified silicon dioxide, the rubber flexibilizer, the modified anhydride and the epoxy modified acrylic resin are introduced into the capacitor packaging material, and all the components cooperate with one another to play a synergistic role, so that the capacitor packaging material has a relatively low linear expansion coefficient and relatively high toughness; the cured packaging material is free of cracking, and the contact surface between the packaging material and the ceramic is well combined without gaps.

The ultrasonic vacuum filling and sealing machine comprises a machine body, a filling and sealing box is arranged on one side of the upper surface of the machine body, a guide seat is arranged on the other side of the upper surface of the machine body, and a box opening for a power container to pass through is formed in the side, close to the guide seat, of the filling and sealing box. A filling and sealing gun vertically extending downwards is arranged in the center of the inner top wall of the filling and sealing box, and an ultrasonic generator and an electric heater are installed at the positions, located on the periphery of the filling and sealing gun, of the inner top wall of the filling and sealing box. Ultrasonic energy generated by working of the ultrasonic generator can change the fluidity and viscosity of a pouring material, promote permeation and filling of the pouring material, reduce bubbles and improve the uniformity of the pouring material, heat is generated by electrifying the electric heater, the pouring material is heated and subjected to heat preservation, premature cooling of the pouring material is avoided, pouring material forming is facilitated, and the production efficiency is improved. The automatic feeding and discharging device can replace traditional manpower for automatic feeding and discharging of capacitors, time and labor are saved, the feeding and discharging speed is high, and the capacitor pouring machining efficiency is improved.

The present invention discloses a chip capacitor termination production line based on a thick rubber plate, comprising an assembly mechanism, an implantation mechanism, a pressing mechanism, a leveling mechanism, a slurry dipping mechanism, a drying mechanism, a cooling storage mechanism, a plate changing mechanism, a discharge mechanism and a transfer clamp; the slurry dipping mechanism, the drying mechanism and the cooling storage mechanism are each provided with two, and the assembly mechanism, the implantation mechanism, the pressing mechanism, the leveling mechanism, a slurry dipping mechanism, a drying mechanism, a cooling storage mechanism, a plate changing mechanism, another slurry dipping mechanism, another drying mechanism, another cooling storage mechanism and a discharge mechanism are provided in sequence; the assembly mechanism is used to place the lead-in plate on top of the thick rubber plate and form an assembly. The chip capacitor termination production line based on a thick rubber plate proposed in this scheme realizes the fully automatic operation of the chip capacitor termination process, can effectively improve the termination efficiency and the termination accuracy of the chip capacitor, and is conducive to reducing the labor cost in the termination process.

The invention discloses a low-howling multilayer ceramic dielectric capacitor and a preparation method thereof, and an end sealing tool, and relates to the technical field of cleaning capacitor structures and preparation methods and end sealing, the capacitor comprises a positive end electrode, a negative end electrode and an inner electrode, and the inner electrode comprises a plurality of inner electrode layers stacked in the Z-axis direction; when current passes through the capacitor, the direction of the current is the horizontal X-axis direction; when the vertical direction is the Y-axis direction, the Z-axis direction is perpendicular to the X-axis direction and the Y-axis direction; the inter-plate electrostriction stress transfer direction of the inner electrode layer is an XZ plane, and the electrostriction stress transfer direction between the positive end electrode and the negative end electrode is an XY plane. According to the invention, the direction of the terminal electrode is changed, so that the purpose of dispersing and guiding the electrostrictive stress of each component in the MLCC under the conditions that hardware is not changed, the space height is not influenced and the ceramic material is not changed is achieved.

This invention discloses a surface-mount solid aluminum electrolytic capacitor and its manufacturing method, comprising a capacitor core package, which includes N capacitor cores, N+1 conductive metal meshes, a substrate, anode leads, cathode leads, and a silver paste covering tape. The capacitor core package is encapsulated and electroplated to form a solid aluminum electrolytic capacitor. The capacitor core includes an anode portion, a cathode portion, and an insulating barrier tape. In this invention, the conductive metal mesh sandwiched between the metal pads in the anode portion of the capacitor core and the cathode portion of the capacitor core can achieve the flatness of the core package. The silver paste covering tape located on the side of the cathode portion of the core package is embedded in the gap formed between two adjacent capacitor cores due to the conductive metal mesh sandwiched, forming an integrated connection. This prevents the resin encapsulant from being squeezed into the core layers during encapsulation, preventing core deformation damage that could lead to increased leakage current and increased ESR. Furthermore, it can prevent insufficient capacitance or even capacitor failure caused by delamination between cores.

Provided is a multilayer ceramic capacitor that maintains electrical characteristics and ensures sufficient mechanical strength. In a multilayer ceramic capacitor (1), in a surface layer region (400), a side edge portion (16) includes a first segregation substance (133) having silicon as a main component and having a major diameter of 10 nm to 50 nm, and a second segregation substance (135) having silicon as a main component and having a major diameter of 1 [mu] m or more, a plurality of second segregation substances (135) are present in a cross section, and in the surface layer region (400), an additive component is included. The additive component includes at least one of zirconium, aluminum, titanium, and calcium, and the concentration of the additive component in the surface layer region (400) is higher than the concentration of the additive component in the inner region (402).

A method for manufacturing a sealed container lid includes arranging an insulating flange 42 so as to overlap with a terminal flange 32, heating the insulating flange 42 overlapping with the terminal flange 32, pressing the insulating flange 42 on the terminal flange 32 in a state where a pair of pressure portions 55, 56 sandwich the terminal flange 32 and the heated insulating flange 42, and joining the insulating flange 42 to the terminal flange 32, arranging the insulating flange 42 so as to overlap with a lid body 15, heating the insulating flange 42 overlapping with the lid body 15, and a pressing the insulating flange 42 on the lid body 15 in a state where the pair of pressure portions 55, 56 sandwich the lid body 15 and the heated insulating flange 42, and joining the insulating flange 42 to the lid body 15.

The invention relates to a glue pouring positioning tool for a capacitor, which comprises a positioning frame, more than one positioning block and at least two locking strips, and is characterized in that the positioning frame is sleeved outside a shell of the capacitor and is positioned at the upper part of the shell; the locking bar is used for fixing the positioning frame on the upper part of the shell; the two end parts of the positioning block are connected with the upper end of the positioning frame, and the middle part of the positioning block is locked with a connecting terminal of a core group of the capacitor. According to the invention, the glue filling positioning tool is applied to the preparation process of the capacitor, so that the upper cover of the capacitor can be welded after glue filling is completed, the glue filling liquid level height and the glue curing effect can be confirmed in the glue filling process of the capacitor, and the glue filling liquid level height and the glue curing effect can meet the requirements; therefore, the yield of the capacitor is improved.

The present invention relates to a method for manufacturing an automobile capacitor, and relates to the technical field of capacitors, which includes a shell, a capacitor body arranged in the shell at intervals, and a potting glue poured into the inner cavity of the shell to wrap the capacitor body, the two ends of the capacitor body are respectively provided with a first contact piece and a second contact piece extending from the shell, a heat dissipation hole is provided at the bottom of the shell, and a metal heat sink for dissipating heat for the first contact piece and the second contact piece is arranged in the heat dissipation hole; the metal heat sink is provided with a stepped groove in the circumference, and the shell has an embedded convex ring matched with the stepped groove at the heat dissipation hole. With the above structure, by providing a metal heat sink, the heat of the capacitor body can be dissipated through the metal heat sink, thereby improving the heat dissipation effect of the capacitor and making the capacitor less prone to damage.

The special-shaped capacitor electrode terminal positioning device comprises two limiting longitudinal arms and a positioning transverse arm, each limiting longitudinal arm is provided with two special-shaped capacitor width size limiting arms and two special-shaped capacitor height size limiting arms, and the positioning transverse arm is provided with two positioning transverse arms. The two special-shaped capacitor width size limiting arms and the two special-shaped capacitor height size limiting arms are arranged and distributed on the same limiting longitudinal arm at intervals, and the height of the bottom end faces of the two special-shaped capacitor height size limiting arms is larger than that of the bottom end faces of the two special-shaped capacitor width size limiting arms. The two limiting longitudinal arms are connected with a positioning cross arm at a position between the two special-shaped capacitor height size limiting arms, and positioning hole sites matched with special-shaped capacitor electrode leading-out terminals for positioning are distributed on the positioning cross arm. The cross section of the side surface of the special-shaped capacitor is provided with a capacitor structure with step-shaped high and low top end surfaces with different heights. The occupied space is smaller and more reasonable, and the circuit wiring is more reasonable.

The invention relates to the technical field of capacitor generation, in particular to an automobile capacitor glue pouring packaging device. An automobile capacitor glue pouring packaging device comprises a conveying line used for conveying a capacitor body, a lifting mechanism used for lifting a capacitor to be processed is arranged at the front end of the conveying line, and the lifting mechanism lifts the capacitor to be processed to be equal to the conveying line in height and then transfers the capacitor to be processed into a glue pouring mechanism for glue pouring operation of the capacitor to be processed. And the capacitor after glue filling is transferred to the terminal bending mechanism for terminal bending, the capacitor after terminal bending is transferred to the terminal welding mechanism, the welded capacitor is transferred to the visual detection mechanism, and the capacitor after detection is guided out by the conveying line. A to-be-processed capacitor is lifted by the lifting mechanism to be flush with the conveying line and then is transferred, the to-be-processed capacitor is subjected to glue filling by the glue filling mechanism, shaping by the terminal bending mechanism and connection by the terminal welding mechanism, then the quality is screened by the visual inspection mechanism, qualified products are finally guided out by the conveying line, and packaging is completed.

The present invention discloses a conveying device for a capacitor housing, comprising: a storage rack on which a plurality of boxes for holding capacitor housings are placed; a robotic arm for grasping and moving the boxes; a flipping mechanism for receiving the boxes filled with capacitor housings grasped by the robotic arm and driving the boxes to flip so that the capacitor housings are ejected from the boxes; and a conveying device disposed below the flipping mechanism to receive the capacitor housings ejected from the boxes, and the conveying device is used to convey the capacitor housings to a capacitor assembly device. With such a setting, the conveying process of the capacitor housings is completed by the conveying device, replacing the traditional manual conveying, reducing the labor consumption and improving the conveying efficiency; moreover, the conveying device can continuously convey the capacitor housings to the capacitor assembly device without storing them on the machine table plate, and can avoid the mess on the machine table plate.

The invention discloses a rubber coating device and a rubber coating method. The rubber coating device comprises a feeding mechanism, a bearing mechanism, a rubber taking mechanism and a rubber coating mechanism. The receiving mechanism is configured to receive and fix the to-be-encapsulated part from the feeding mechanism. The rubber taking mechanism comprises a feeding assembly and a material taking assembly, the feeding assembly is configured to load rubber coating materials, and the material taking assembly is configured to take out the rubber coating materials from the feeding assembly. The rubber coating mechanism comprises a cutting assembly and a rubber coating assembly, and the cutting assembly is configured to cut off the connection between the rubber coating material taken out by the material taking assembly and the rubber coating material on the material supply assembly, so that the material taking assembly takes the to-be-used rubber coating material with the preset length; the rubber coating assembly is configured to attach a to-be-used rubber coating material to the outer peripheral wall of the to-be-rubber-coated part. The receiving mechanism is further configured to drive the to-be-encapsulated part to rotate relative to the encapsulating mechanism under the condition that the to-be-used encapsulating material is attached to the peripheral wall of the to-be-encapsulated part through the encapsulating assembly, so that the peripheral wall of the to-be-encapsulated part is coated with the encapsulating material.

An electronic component (for example, an electrolytic capacitor) includes an internal element (for example, a capacitor element) and a packaging (for example, a case). The production lot for the internal element includes a plurality of subunits. The packaging is provided with an identifier for identifying the plurality of subunits. By this configuration, it is possible to provide an electronic component capable of specifying production information, a production method for the electronic component, a management method for the electronic component, and a program. The identifier may be provided on the packaging as a display. Further, the identifier may be a one-dimensional code or a two-dimensional code.

The invention relates to an end sealing method of a disc type capacitor and an end sealing tool thereof, and the end sealing method comprises the following steps: S1, fixing a disc type capacitor (15) to be subjected to end sealing, and enabling the central axis of the disc type capacitor (15) to be vertical to a horizontal plane; s2, a first surface (151), parallel to the horizontal plane, of the disc type capacitor (15) is coated with electrode slurry with fluidity, the electrode slurry flows to an inner end face (154) perpendicular to the first surface (151), then the electrode slurry covering the inner end face (154) is solidified, an inner end electrode (1540) is formed, and the first surface (151) is parallel to the horizontal plane. The inner end electrode formed by the end sealing method is good in adhesion effect, the formed inner end electrode can be ensured to be connected with all inner electrodes in the disc type capacitor, the failure ratio of the capacitor is reduced, and the production efficiency can be effectively improved.

The invention discloses equipment and a method for synchronously attaching electrodes to two sides of a thin film capacitor core, and belongs to the field of thin film capacitors. A device for synchronously attaching electrodes to the two faces of a film capacitor core comprises a conveying table and a spraying table which are fixedly connected and a sliding way fixedly connected to the conveying table, a containing frame is slidably connected into the sliding way, the film capacitor core is placed in the containing frame, and a handle is arranged on the containing frame; the threaded rod is rotationally arranged on the baffle, the arc-shaped plate is fixedly arranged on the baffle, and the threaded rod rotates to enable the hook assembly to be connected with the lifting handle in a clamped mode; the spraying piece is arranged on the spraying table in a reciprocating motion mode, and a spraying gun is arranged on the spraying piece; according to the invention, a plurality of thin-film capacitor cores can be conveyed in a centralized manner through the placing frame, and the continuous feeding operation of the plurality of thin-film capacitor cores can be realized through the shifting plate and the threaded rod, so that the conditions of overlapping, vacancy, non-uniform thickness, spraying leakage or excessive spraying on an electrode attachment surface are avoided, and the electrode attachment effect and the qualification rate are ensured.

To provide a multilayer ceramic electronic component, a circuit board, and a manufacturing method for the multilayer ceramic electronic component that can achieve high reliability.SOLUTION: A multilayer ceramic electronic component 100 includes an element body 10 including a plurality of dielectric layers 11, and a plurality of internal electrode layers 12 that are laminated with the plurality of dielectric layers 11 interposed therebetween, and are provided so as to face each other and have one ends exposed, and an external electrode 20a and an external electrode 20b that are provided on respective end faces of the element body 10 being the ends in the direction in which the plurality of internal electrode layers 12 extend, are in contact with respective one ends of the plurality of internal electrode layers 12, and include glass 30. The external electrodes 20a and 20b include crystals 40 that contain at least one of the same elements as those contained in the plurality of dielectric layers 11 and are in contact with the element body 10 and the glass 30.SELECTED DRAWING: Figure 6

The present invention discloses a negative pressure encapsulation device for aluminum electrolytic capacitors, which includes a feeding device, an encapsulation device, a first pressing device and a conveying device. The feeding device is used to output the outer shell, the element core and the sealing body one by one. The encapsulation device is used to encapsulate and combine the outer shell, the element core and the sealing body output by the feeding device under negative pressure, so that the sealing body is at a first depth in the outer shell. The first pressing device is used to press the outer shell, the element core and the sealing body processed by the encapsulation device under negative pressure, so that the sealing body is at a second depth. The second depth is closer to the bottom end of the outer shell relative to the first depth. The conveying device is used to convey the element core, the sealing body and the outer shell between the feeding device, the encapsulation device and the first pressing device. This negative pressure encapsulation device can avoid overheating of the friction surface of the sealing body and generate fine melting, and can ensure that the outer diameter of the sealing body will not shrink, thereby ensuring the airtightness between the outer shell and the sealing body.

The invention discloses an aluminum electrolytic capacitor based on a ripple-resistant electrolyte and a preparation method thereof, and relates to the technical field of aluminum electrolytic capacitors. Comprising the following preparation steps: placing electrolytic paper between an anode foil and a cathode foil, winding to obtain a core, immersing the core in a ripple-resistant electrolyte for impregnation treatment, sealing the core after impregnation, putting the core into an aluminum shell, sealing the top with a rubber plug, and aging; the ripple-resistant electrolyte comprises the following raw materials in parts by mass: 40-60 parts of ethylene glycol, 3-5 parts of ammonium adipate, 1-5 parts of ammonium formate, 18-25 parts of an ammonium salt solution, 1.5-3 parts of composite polyester polyol, 3-6 parts of an additive, 1-3 parts of a flash fire improver, 0.5-1 part of a hydrogen elimination agent and 15-20 parts of deionized water.

In the present invention, a mother laminate is cut by arranging the mother laminate on a pedestal and moving a cutting blade having a linear cutting edge through the mother laminate in a parallel direction along the arrangement surface of the pedestal, where the cutting edge is tilted relative to the travel direction thereof.

The invention discloses a compact implanting system for chip capacitors. The compact implanting system comprises a feeding plate storage mechanism, an automatic discharging mechanism, an implanting mechanism, a leveling mechanism, a discharging buffering mechanism, a plate moving mechanism and a transferring mechanism. According to the compact implanting system of the chip capacitor, the operations of spreading, implanting and leveling of the capacitor which need to be manually completed in the traditional process are completely replaced, unmanned operation of the whole process from loading of the material loading plate to implanting completion is achieved, the labor cost can be effectively reduced through long-term operation, and the efficiency is improved. And meanwhile, product consistency fluctuation caused by manual operation difference is avoided. Besides, main procedures of the scheme adopt modular linear layout, material transfer among the main procedures is realized by the aid of a plate moving mechanism, and the whole equipment is small in occupied area, convenient to quickly deploy or transform in an existing production line, particularly applicable to small and medium-sized electronic component manufacturing workshops with limited spaces and high in production efficiency. And collaborative optimization of high efficiency, high yield, low cost and small occupied area is realized.

The present invention discloses a high-temperature polypropylene film capacitor and a preparation method thereof, specifically relating to the technical field of capacitor production. The capacitor includes a capacitor body, and the capacitor body includes a capacitor inner core. Metal conductive layers are formed at both ends of the capacitor inner core through gold spraying by a gold spraying machine. The capacitor inner core is wound from an inner core base material, and the inner core base material includes a film dielectric. A metal electrode layer is formed on the film dielectric through evaporation coating. The film dielectric is prepared by adding an antioxidant and a high-temperature heat stabilizer to polypropylene plastic particles. When the high-temperature polypropylene film capacitor produced by the present invention is subjected to gold spraying, the wrapping strip can closely adhere to the outer wall of the capacitor inner core, and can generate adaptive deformation according to the specific shape differences of the outer wall of the capacitor inner core, thereby ensuring that the side wall of the capacitor inner core can be fully protected during gold spraying, without causing forced extrusion on the capacitor inner core, and improving the product quality.

A bushing assembly for mounting in openings of a panel of a housing for electrical equipment, such as a capacitor housing. The bushing assembly includes a plurality of first bushing members releasably attachable through a respective one of said openings of the panel to a single second bushing member positioned on an inside of the panel inside the housing.

The invention discloses a high-temperature resistant flame-retardant capacitor and a preparation process thereof, and relates to the technical field of capacitors, including a capacitor body, an outer shell is arranged outside the capacitor body, a heat dissipation mechanism for dissipating heat when the capacitor body is bulged is slidably connected to the inner wall of the outer shell near one end of the capacitor body, and a sealing mechanism for isolating the capacitor from the outside is fixedly connected to the inner wall of the outer shell near the heat dissipation mechanism. The sealing mechanism provided by the invention isolates the external environment from the capacitor body, thereby preventing the high-temperature gas from contacting with oxygen in the air and causing violent combustion when the capacitor body leaks, thereby preventing other electrical components from being damaged and reducing losses. When the capacitor body leaks, the high-temperature gas is guided into the first set of rods through the through grooves on the heat-conducting strips, pushing the second set of rods to move, so that the sliding ring moves toward the bottom end of the capacitor body, and further increasing the sealing of the lower part of the capacitor body.

The invention relates to the technical field of conveying devices, in particular to a conveying device and method for packaging an aluminum electrolytic capacitor. The conveying device comprises a packaging assembly and a feeding disc in the packaging assembly, the outer side of the feeding disc is in transmission connection with an accelerator, the output end of the accelerator is in transmission connection with a rotating plate, and the outer side of the rotating plate is connected with a first bottom plate; connecting rods are fixed to the top of the first bottom plate, damping springs are arranged on the outer sides of the two connecting rods, buffering parts are slidably connected to the outer sides of the connecting rods, and supporting pieces are arranged on the tops of the buffering parts. The buffer part comprises a hollow ring at the bottom of the damping spring, the inner side of the hollow ring is rotatably connected with a side rod, side gears are fixed to the two sides of the side rod, a toothed plate is fixed to the bottom of the supporting piece, the inner side of the side rod is connected with a fixed rod, and the hollow ring is matched with the damping spring to reduce the acceleration of the aluminum electrolytic capacitor in the falling process. Meanwhile, the side gear and the toothed plate are matched to enable the side rod and the fixed rod to move from the bottom of the aluminum electrolytic capacitor to the outer side of the aluminum electrolytic capacitor to be finally separated, and the aluminum electrolytic capacitor is moved into the feeding disc.