641results about How to "Simplify the assembly process" patented technology

The application provides a deep-water longitudinal vibration underwater acoustic transducer with an acoustic low-pass filter structure and belongs to the technical field of deep-water transducers. The problem that the electric-acoustic performance of the longitudinal vibration underwater acoustic transducer is greatly deteriorated after an oil-filled cavity is introduced is solved. The transducer comprises a front cover plate, a piezoelectric crystal stack, a rear cover plate, an oil-filled cavity, an oil-filled slit and a pressure-resistant shell, the front cover plate and the rear cover plate are connected with two ends of the piezoelectric crystal stack respectively, the front cover plate, the piezoelectric crystal stack and the rear cover plate are all installed in the pressure-resistant shell, the annular gap between the rear cover plate and the pressure-resistant shell is the oil-filled slit, the annular gap between the piezoelectric crystal stack and the pressure-resistant shell is the oil-filled cavity, and the bottom of the pressure-resistant shell is provided with an oil filling hole. The transducer is mainly used for longitudinal vibration underwater acoustic transducers with low-frequency broadband characteristics in underwater working environments.

The utility model relates to the technical field of aerosol electric heating atomization, and discloses an electronic atomizer which is assembled in a modular mode and divided into a shell assembly, an integrated base and a control assembly, the number of parts on an electronic atomizer overall assembly line is reduced, the assembly process is simplified, and the overall assembly efficiency of the electronic atomizer is effectively improved.

The application relates to the technical field of eyeglass frames, in particular to a clamping type eyeglass frame which comprises a front frame assembly, a temple assembly and a clamping locking assembly. The front frame assembly is provided with a mounting groove, the temple assembly is quickly assembled by being matched with the limiting groove through an elastic buckle, the guide block and the limiting groove ensure accurate positioning, and the reset spring and the unlocking button realize a quick disassembly function. The positioning column and the positioning hole are matched to enhance the connection stability, and the annular groove and the elastic protrusion provide a anti-disengagement function. The application can simplify the assembly process, improve the structural stability, meet the modular design requirement, facilitate users to replace the temples or maintain, meanwhile, the traditional structure loosening problem is avoided, and the use reliability is improved.

An integrated assembly can be used in a vehicle thermal management system, comprising a connecting part and a liquid storage part, the connecting part and the liquid storage part are connected as a whole, the integrated assembly has a liquid storage cavity, the connecting part has a channel, the channel comprises a first channel and a second channel, the first channel and the second channel are independently arranged, the first channel comprises a first inlet and a first outlet, working medium enters the first channel from the first inlet and exits the first channel through the first outlet; the liquid storage cavity can communicate with the second channel, the second channel comprises a third outlet, the working medium passing through the liquid storage cavity exits the second channel through the third outlet; the connecting part has a mounting seat, the mounting seat communicates with the first channel or the second channel, so that a valve device in the thermal management system can be located in the mounting seat; by arranging the mounting seat and the channel in the connecting part, multiple interfaces are provided for the assembly of the integrated assembly and the vehicle thermal management system, which facilitates the assembly of the integrated assembly and simplifies the assembly process.

The utility model relates to the technical field of man-machine interaction of electronic equipment, and particularly discloses a backlight touch key. The backlight touch key comprises a shell and a plurality of key assemblies, each key assembly comprises a key unit and a touch conduction unit, and each key unit is provided with a first end and a second end which are opposite to each other; the first end is embedded in the shell, the key unit penetrates through the touch conduction unit, the outer surface of the touch conduction unit is provided with a capacitive sensing surface, the capacitive sensing surface is attached to the shell, and the relative position of the shell and the touch conduction unit is fixed. According to the backlight touch key, the specific structure is improved, so that high integration of the structure and simplification of the manufacturing process are realized while the backlight uniformity and the induction sensitivity are ensured.

This invention provides a waterproof microphone and electronic device. The waterproof microphone includes a first substrate, a sound hole disposed on the first substrate, and a waterproof component disposed on the outside of the first substrate. The waterproof component includes a supporting base, a rigid sheet disposed on the supporting base, and a waterproof membrane located on the side of the rigid sheet closer to the first substrate. The supporting base is disposed on the first substrate such that the rigid sheet and the waterproof membrane cover the area where the sound hole is located. This invention improves the waterproof performance of the waterproof microphone.

The application provides a vehicle. It relates to the technical field of vehicles. The vehicle comprises a vehicle body frame, which comprises: a frame beam body made at least partially of fiber-reinforced composite material, having a first side facing the inside of the vehicle body and a second side facing the outside of the vehicle body; a joint assembly connected to the first side of the frame beam body; and a plurality of support pieces made of fiber-reinforced composite material, which are installed between the joint assembly and the frame beam body and are in contact with both the frame beam body and the joint assembly. The strength and rigidity of the vehicle body frame and the lightness of the vehicle body frame are considered.

This utility model discloses an integrated panel with integrated quick-connect connectors, comprising an integrated panel that integrates a signal connector, a heating connector, a high-voltage connector, and an MSD switch. The signal connector includes a screwless, quick-connect external signal plug and a signal internal quick-connect socket on the integrated panel. The heating connector includes a screwless, quick-connect heated external plug and a heated internal quick-connect socket on the integrated panel. The signal connector and heating connector of this utility model are connected using a screwless quick-connect method on the integrated panel, which simplifies the customer assembly process and makes quality control easier during panel production. Furthermore, it eliminates the need for additional waterproofing structures at the screw points, resulting in a clever structure, ease of use, and high reliability.

This utility model relates to vehicles, specifically providing a differential, a vehicle transmission assembly, and a vehicle, aiming to solve the problem of excessive internal oil pressure affecting the sealing effect of the oil seal in the differential. To this end, the differential of this utility model includes: a support base with a first through hole, the inner wall of which has an annular groove; an input shaft; and an adjusting ring disposed within the annular groove, with a clearance fit between the adjusting ring and the inner wall of the annular groove, allowing oil to flow through the gap on both sides of the adjusting ring. This utility model, by setting an adjusting ring within the through hole of the differential support base and ensuring a clearance fit between it and the inner wall of the annular groove, achieves free flow of oil under normal operating conditions; when a large oil pressure difference occurs on both sides of the adjusting ring, the adjusting ring automatically adheres to the inner wall of the annular groove under pressure, promptly sealing the gap and effectively isolating the oil flow. This structure can dynamically adjust the internal oil pressure of the differential without changing the original arrangement.

The utility model belongs to heat exchanger technical field, concretely relates to a heat exchanger double tube plate welding structural member. Heat exchanger double tube plate welding structural member includes: the tube side tube plate is provided with the boss at the right end part of the tube side board tube, is provided with the boss ring main part at the left end part of the shell side tube plate, is provided with the boss ring step at the left end part of the boss ring main part, the right end surface of the boss is with the left end surface of the boss ring main part coaxial contact, the inner side surface of the boss ring step is with the outer side surface of the boss adapts, the outer side surface of the boss ring step and the outer side surface of the boss are the welding position.

The utility model relates to the technical field of storage racks, and discloses a storage rack convenient to disassemble and assemble, which comprises support rods and partition plates, the support rods and the partition plates are used for forming a plurality of layers of storage spaces, each layer of storage space is provided with at least three hollow loop bars, and the three hollow loop bars are positioned on different straight lines; the supporting rods are hollow sleeve rods, pin columns are fixedly connected to the partition plates, the pin columns are matched with the ends of the hollow sleeve rods in an inserted connection mode, the partition plates are arranged at the two ends of the hollow sleeve rods, and storing and hanging assemblies are arranged on the partition plates. According to the storage rack convenient to disassemble and assemble, multiple layers of storage spaces are formed through combination of the hollow sleeve rods and the partition plates, the hollow sleeve rods serve as supporting rods and are matched with the pin columns on the partition plates in an inserted connection mode to form a stable frame, rapid disassembly and assembly are facilitated, and the assembling process is simplified through the inserted connection structure of the hollow sleeve rods and the pin columns; and through the design of the folding plates, the fence can be folded into a plane after being detached, storage is convenient, and space is saved.

The utility model discloses a winding module and an endoscope, the winding module comprises a winding roll, a pull wire and a fastener, the winding roll is rotatably arranged, and the peripheral surface of the winding roll is provided with a wiring groove; the traction wire comprises a traction section and a winding section which are connected with each other, and the winding section comprises a first wire section arranged in the wiring groove; the winding roll is further provided with a blocking rib, and the blocking rib is arranged at a groove opening of the wiring groove and extends in the axial direction of the winding roll so as to limit the first line segment to be disengaged from the interior of the wiring groove outwards. According to the winding module, the assembly process of the winding module can be simplified, repeated dispensing operation can be directly replaced through the arrangement of the partition ribs, the assembly cost can be reduced, and finally the overall quality and reliability of the winding module can be improved.

The utility model discloses a bearingless compound planetary reducer which comprises a primary planetary reduction structure and a secondary planetary reduction structure, planet wheels of the primary planetary reduction structure and the secondary planetary reduction structure are coaxially and rigidly connected, and a sun wheel of the primary planetary reduction structure is used as a rotating input end. A gear ring of the second-stage planetary speed reduction structure is used for carrying out speed reduction transmission on the rotating output end; according to the planetary reducer, the two-stage planetary speed reduction structure is adopted for speed reduction transmission, the planet gears of the two-stage planetary speed reduction structure are coaxially and rigidly connected, the gear ring of the two-stage planetary speed reduction structure is used as the rotating output end, a planet carrier is not needed, the number of parts is reduced, the mass is reduced, the hollow diameter is increased, and machining and assembling of the planetary reducer can be simplified.

A loader frame articulation structure, belonging to the field of engineering machinery, includes a front frame and a rear frame, connected by an articulation assembly. The articulation assembly includes an articulation shaft, which is fixedly mounted on the front frame, and the rear frame is rotatably connected to the articulation shaft. The articulation shaft includes a cylindrical portion and a truncated cone portion. The truncated cone portion is fixedly mounted on the upper end of the cylindrical portion and installed within an articulation hole in the front frame. A mounting plate is mounted on the upper end of the truncated cone portion, and the mounting plate is fixedly connected to the front frame by bolts. The cylindrical portion is rotatably connected to the rear frame, and the lower end of the cylindrical portion is connected to the articulation hole on the front frame via a bushing. The use of a conical surface fit at the loader's articulation structure significantly improves the assembly accuracy and connection strength at the articulation point, thereby solving the connection strength problem at the articulation point under extreme working conditions and the fatigue wear problem caused by the increasing use time of the loader, effectively reducing the failure rate of the loader product.

The invention discloses a piston pump and a clothes processing device, the piston pump comprises a pump body, a piston and a driving assembly, the pump body is of an integrated structure, and the pump body is provided with a piston cavity; the piston is arranged in the piston cavity in a reciprocating sliding mode in the axial direction of the piston cavity. The driving assembly is connected to the pump body, and part of the driving assembly extends into the piston cavity so as to drive the piston to slide in a reciprocating mode. The pump head is connected to the pump body and provided with a liquid outlet and a liquid inlet which are both communicated with the piston cavity. The pump body is of the integrated structure and is provided with the piston cavity, connecting points can be reduced, and therefore possible leakage points and fault points are reduced, the pump body can bear longer-time use, and the stability and reliability of the whole structure of the piston pump are improved. And one part of the pump body is used as a mounting part of the driving assembly, so that the number of parts of the piston pump is reduced, and the assembly process is simplified.

This utility model belongs to the technical field of injection devices, and provides a screw connection mechanism for injection equipment and an injection device. The connection mechanism includes: a hollow shaft, which is fixedly connected to the output end of a motor, and the inner peripheral wall of the hollow shaft is provided with a first limiting structure; a connecting sleeve, which is axially movable and disposed within the hollow shaft and connected to the screw, and the outer peripheral wall of the connecting sleeve is provided with a second limiting structure. Compared with the prior art, this utility model, by providing an inner peripheral wall with a first limiting structure within the hollow shaft and a matching second limiting structure on the outer peripheral wall of the connecting sleeve, allows the two to cooperate through multi-faceted contact. This enables the connecting sleeve and the screw to rotate synchronously when the hollow shaft rotates, while allowing the connecting sleeve to move freely along the axial direction. This structure simplifies the complexity of traditional connection structures, avoids problems such as poor fit and clearance accumulation caused by multi-stage connections or rolling elements, and improves transmission efficiency and equipment service life.

A kind of high-precision four-column sensor, it is related to weighing sensor technical field, a kind of high-precision four-column sensor, from top to bottom include pressure head, steel ball, upper weighing seat, elastomer, lower weighing seat and bottom plate in order, steel ball is located between pressure head and upper weighing seat, and the contact surface of pressure head and upper weighing seat with steel ball is concave cambered surface, elastomer is located between upper weighing seat and lower weighing seat, elastomer is integrally machined with upper weighing seat and lower weighing seat, elastomer quantity is four and is evenly distributed in 2*2 matrix, strain gauge is pasted on elastomer, recess is provided on the top surface of lower weighing seat, recess is located between four elastomers, digital module is provided in recess, and signal line is provided on the side of lower weighing seat.The sensor of the utility model is integrally machined with the whole structure, without any assembly gap, precision is guaranteed by processing, the whole structure has no stress weak point, and the rigidity significantly improves sensor service life.

This invention relates to the field of hydrophone measurement and calibration technology, and in particular to a low-frequency sinusoidal vibration mechanism, comprising a fixed frame, a drive mechanism, a guide mechanism, and an open container mounted on the fixed frame. The drive mechanism includes a motor, a reducer, and a swing mechanism. The motor and reducer are respectively mounted on the fixed frame, and the rotating shaft of the motor is connected to the input shaft of the reducer. The rotating shaft of the swing mechanism is connected to the output shaft of the reducer. The guide mechanism is mounted on the fixed frame, and its movable end is connected to the reciprocating swing end of the swing mechanism. The open container is vertically mounted on the fixed frame, and its lower end is fitted with the movable end of the guide mechanism. The open end of the open container faces upward. This invention is used for the precise calibration of the sound pressure sensitivity of hydrophones in the ultra-low frequency range.

The invention relates to an axial fluid bearing part (24) having two axial foil bearing assemblies, each having at least one bearing foil (26), which are assigned to two axially opposite housing end faces of two housing bodies radially in a housing circumferential surface of a receiving space. In order to optimize the axial fluid bearing portion (24), the axial foil bearing assemblies are each held at an axial distance from one another by means of at least one guide and / or holding geometry provided on the cover foil of the respective axial foil bearing assembly.

The application relates to the technical field of power batteries, and provides a busbar mounting structure and a battery pack. The busbar mounting structure comprises a structural body for bearing a busbar, a limiting piece and a limiting unit arranged on the structural body; the limiting piece is inserted on the structural body along a first direction and presses the busbar on the structural body along a second direction; the limiting unit can limit the displacement of the limiting piece in the first direction; the structural body is provided with a first limiting part and a second limiting part; the first limiting part can limit the displacement of the busbar in the first direction; and the second limiting part and the limiting piece can limit the displacement of the busbar in a third direction. The busbar mounting structure can simplify the assembly process and facilitate the installation of the busbar.

The invention relates to an integrated air compressor, and relates to the technical field of two-wheeled vehicle air suspension systems, the integrated air compressor comprises a shell and a base, the bottom of the shell is connected with the base, and a driving assembly is arranged in the shell; a pump chamber is arranged on the top face of the shell, the upper end and the lower end of the pump chamber are communicated with the outside of the shell, a pump chamber end cover is arranged at one communication position, gain cavities are connected to the two sides of the pump chamber, the other ends of the gain cavities are communicated with the outside of the shell, gain cavity end covers are arranged at the communication positions, and an air inlet is formed in the position, close to the edge of one side, of the top face of the shell and communicated with the pump chamber through an air channel. An exhaust port is formed in the top face of the shell and formed in the side, away from the air inlet, of the pump chamber, the air inlet communicates with the gain cavities at the two ends through an air channel, and a valve chamber is arranged between the exhaust port and the air channel. An electric control chamber is arranged in the base, and a PCB is arranged in the electric control chamber. The whole vehicle assembly process is simplified; the sealing performance, the stability and the gas gain efficiency of the system are improved; the size and weight are reduced, and the frame mounting space is saved; the production cost is reduced, and the control response precision is improved.

The utility model relates to the technical field of pressure sensors, and particularly discloses a high-reliability pressure sensor which comprises a base and a box dam, a chip is installed on the base, the box dam is located on the base, a connecting block and an upper cover are arranged in the box dam, the chip is fixed in the connecting block, the upper cover is fixed on the connecting block, and a waste discharge hole is formed in the base. The pressure sensor has the effect of improving the defects of insufficient reliability and low assembly efficiency of the pressure sensor under extreme working conditions.

The utility model relates to a power device fixing structure of a vehicle-mounted OBC. A power device fixing structure of a vehicle-mounted OBC comprises a power device and a ceramic chip which are fixed in a shell, the shell comprises a first shell part and a second shell part, heat conduction bonding layers are arranged on the two opposite sides of the ceramic chip in the first direction, the two sides of the ceramic chip are in contact with the second shell part and the power device through the heat conduction bonding layers respectively, and the ceramic chip is in contact with the second shell part and the power device through the heat conduction bonding layers. The first shell part is provided with a fixing seat, the fixing seat comprises a fixing part fixed with the first shell part and an elastic part extending along the second direction, the fixing part is provided with a positioning groove, and when the power device, the ceramic chip and the shell are fixed, one side of the power device in the first direction is connected with the elastic part, and the other side of the power device in the second direction is connected with the positioning groove. And the other side of the power device in the first direction is connected with the ceramic chip through a heat-conducting bonding layer. The utility model has the advantages that the assembly is more convenient, the production cost is lower, and the realization of light weight and small size is facilitated.

The utility model provides a vehicle charging seat, which relates to the technical field of connectors, and comprises an integrally formed hollow base shell, the side wall of the base shell is provided with an insertion port, an installation cavity communicated with the insertion port is formed in the base shell, and the top of the base shell is provided with a plurality of installation holes penetrating through the installation cavity. Each mounting hole is provided with an upper port positioned above the mounting cavity and a lower port positioned below the mounting cavity; the PCB is inserted in the longitudinal direction through the insertion opening and is fixed in the mounting cavity, and one end of the PCB extends to the insertion opening and forms an electric connection part used for being connected with external equipment; each terminal penetrates through the upper port of the corresponding mounting hole from top to bottom and is inserted into the lower port, and the part, located in the mounting cavity, of each terminal is electrically connected with the PCB. The vehicle charging seat adopts the integrally formed hollow base shell, so that the number of parts of a product is reduced. The production cost is reduced, the assembly process is simplified, and the production efficiency is improved.

This invention discloses a paperboard structure and paper tray based on rapid folding of double-layer paperboard, including first to third transverse folds and a first vertical slit, which together construct a basic paper tray folding frame. The end support surfaces, guided by specific folds, work in conjunction with the inner and outer side panels to form a robust end support structure. The interlayer formed between the inner and outer side panels further consolidates the overall stability. The lateral support plate is transformed into an L-shape through a clever fold design, significantly enhancing the lateral support force. The end support frame also features a similar L-shaped support strip design. This design also demonstrates various deformation schemes to adapt to different needs, such as different forms of L-shaped support strips and support tongues achieved through specific slits and auxiliary folds, which respectively improve the stability and edge strength of the ends. All components are self-formed through simple folding without additional assembly, realizing rapid three-dimensional transformation of the paperboard and greatly improving the pressure-bearing capacity and structural stability of the paper tray.

The utility model discloses a normal temperature container based on double-camera identification, which comprises a container body, a lamp box is arranged on the container body, the container body comprises a main body frame and a container door, and a left side container body plate, a right side container body plate and a back plate are arranged outside the main body frame; a plurality of laminates are arranged in the main body frame, and a first camera is arranged above the laminates; a main control box, an electronic lock, a second camera and a power supply are arranged in the lamp box, and a display screen is arranged outside the lamp box; the input end of the main control box is connected with the first camera and the second camera, and the output end of the main control box is connected with the electronic lock; and the main control box provides a two-dimensional code to the display screen and unlocks the electronic lock according to a code scanning result. According to the normal-temperature container, shopping can be conveniently achieved through full-dynamic camera recognition, the shopping process is simple, and the man-machine interaction degree is high; and a complicated mechanical structure is not needed, and the cabinet body is simple in assembly process, convenient to carry and convenient to operate.

The discharge adapter comprises a gun body, a gun head unit is arranged at one end of the gun body, a socket unit is arranged at the other end of the gun body, the socket unit comprises a panel, a plug bush and a pressing plate, a mounting groove is formed in the back face of the panel, and a limiting block is arranged in the mounting groove; the pressing plate is fixed at the notch of the mounting groove, the plug bush is clamped between the limiting block and the pressing plate, and the plug bush is connected with the pin through a wire; a first sealing layer is arranged between the pressing plate and the plug bush, and a second sealing layer is arranged on the side, away from the first sealing layer, of the pressing plate. The plug bush is clamped between the limiting block and the pressing plate, so that the plug bush is quickly positioned and fixed, the assembly process of the socket unit is obviously simplified, and the production efficiency is improved; and rainwater or moisture can be effectively prevented from permeating through a double-sealing structure, the potential safety hazard of electrical short circuit in a humid environment is solved, and the reliability and the safety of the product in outdoor use are greatly improved.

The invention relates to the technical field of power motors, in particular to a base and end cover sealing structure and a motor, and the base and end cover sealing structure comprises a base, a shell, an outer end cover, an inner end cover and a sealing element; the inner end cover is detachably arranged at the first end of the base, the second end, opposite to the inner end cover, of the base is rotationally connected with a rotary connecting assembly, and the rotary connecting assembly is connected with the shell. One end of the outer end cover is connected with the shell, the other end of the outer end cover is opposite to the inner end cover, and the sealing piece is arranged between the inner end cover and the outer end cover and seals the opposite space between the inner end cover and the outer end cover; a connecting buckle is arranged at the end, facing the rotary connecting assembly, of the inner end cover, and an assembling clamping groove matched with the connecting buckle is formed in the base. The problems that traditional threaded connection is low in efficiency and prone to failure are solved, and efficient assembly and reliable sealing are achieved while the stability of the overall structure after connection with external accessories is guaranteed.

The utility model relates to the technical field of electronic engineering, in particular to a phased-array antenna testing device. The utility model provides a phased-array antenna testing device, which comprises a placing base, a first magnet, a phased-array antenna, a butt joint rod, a second magnet and the like, the placing base is provided with a butt joint groove, the butt joint groove is internally provided with the first magnet, the phased-array antenna is placed on the placing base, the bottom of the phased-array antenna is connected with the butt joint rod, and the butt joint rod is connected with the second magnet. The butt joint rod is clamped and matched with the butt joint groove, a second magnet is installed at the bottom of the butt joint rod, and the first magnet and the second magnet are magnetically attracted. Through the arrangement of the base, the first magnet, the butt joint rod, the second magnet, the mounting shell, the guide frame, the lifting ring, the supporting legs, the torsional spring, the lead screw, the guide rod, the mounting plate and the motor, the phased-array antenna can be quickly disassembled and assembled, the assembling and disassembling process of the antenna is simplified, the operation convenience and efficiency are remarkably improved, and the working efficiency of the phased-array antenna is improved. And the requirements of frequent mounting and dismounting in the transportation process are particularly met.

The invention relates to an energy storage device and a power utilization system. The energy storage device comprises a shell, an electrode assembly, an end cover assembly and a binding piece, wherein the shell is provided with an accommodating cavity; the electrode assembly is arranged in the accommodating cavity, the electrode assembly comprises a plurality of tabs and an electrode main body which are electrically connected, and the tabs and the electrode main body are arranged along a first direction; the end cover assembly is arranged on one side of the shell and used for sealing the containing cavity. The binding piece is positioned between the end cover assembly and the electrode main body; the binding piece is provided with a penetrating hole, and the penetrating hole penetrates through the two opposite surfaces of the binding piece in the first direction. The penetrating hole extends along a second direction, the plurality of tabs penetrate through the penetrating hole, and the first direction is intersected with the second direction; the penetrating hole is provided with a first side wall and a second side wall which are oppositely arranged in the second direction, and in the second direction, the distance between the first side wall and the second side wall is larger than the size of the ends, close to the electrode body, of the tabs.