311results about How to "Improve connection reliability" patented technology

The wire harness comprises a main plug, a plurality of connecting holes and a plurality of conductive sleeves are arranged on the plug, each conductive sleeve comprises a vertical connecting part and a plurality of elastic sheets, the elastic sheets are annularly arranged outside the vertical connecting part at intervals and connected with the vertical connecting part, and the sides, close to orifices of the connecting holes, of the elastic sheets incline outwards. The conductive sleeve is inserted into the connecting hole, and the elastic sheet deforms under the action of the outer wall of the connecting hole and abuts against the outer wall of the wire harness core. When the conductive sleeve and the wire harness are synchronously inserted into the connecting hole, the elastic sheets deform towards the inner side of the connecting hole under the action of the hole wall of the connecting hole and are pressed on the wire harness core, so that the wire harness is locked by using the plurality of elastic sheets, the mechanical locking capability of the conductive sleeve on the wire harness is optimized, and the connection reliability is improved; and the plurality of elastic sheets enclose to form the side wall matched with the hole wall of the connecting hole under the action of the connecting hole, so that the contact area between the elastic sheets and the wire core is increased, and the electrical performance is 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.

In order to obtain a high-frequency module with less warping, small size, and high connection reliability, a wiring substrate is provided, which has: a core material made of glass, having a first surface, a second surface opposite to the first surface, and a through-hole passing through the first surface to the second surface; a first adhesion layer formed so as to adhere to the first surface and an inner wall of the through-hole, and further block a bottom of the through-hole on the second surface side; a second adhesion layer adhering to the second surface and the first adhesion layer blocking the bottom of the through-hole on the second surface side; a first wiring layer laminated on the first adhesion layer; and a second wiring layer laminated on the second adhesion layer, wherein in a case where a total area of the first wiring layer is set as A, and an area occupied by copper in the first wiring layer is set as B, a residual copper rate C of the first wiring layer is represented by C=B / A (%), C=70-100%, and a Young's modulus of a material of the first adhesion layer is 0.1-0.85 times a Young's modulus of a material of the first wiring layer.

The utility model relates to a dust catcher functional joint, belong to dust catcher technical field, including pipe lower joint, pipe lower joint on be equipped with with pipe lower joint intercalation limit pipe upper joint, pipe upper joint with pipe lower joint interval be equipped with lock catch spare, adopt lock catch spare and realize pipe upper joint and pipe lower joint between the separation and the assembly, pipe upper joint on be equipped with a plurality of extension pipe upper joint lower end's electric rod, through electric rod realizes pipe lower joint lower end part's circuit intercommunication. Pipe lower joint lower part be equipped with with pipe lower joint intercalation formula connection's transition electric plug, transition electric plug with electric rod circuit intercommunication formula intercalation. Have the characteristics such as high integration, convenient operation, connection reliability is high, safe durable and assembly process good. Solveed the connection stability, the operation convenience and the electric power transmission reliability problem that the dust catcher encountered in use.

This invention provides an automated assembly and tightening device for shaft-end nuts that is easy to verify, belonging to the field of industrial manufacturing technology. This invention achieves full automation of the nut assembly process by integrating components such as a base, conveying mechanism, nut supply device, assembly robotic arm, tightening mechanism, and verification system. Its core lies in employing a two-stage tightening control strategy, dividing the tightening process into preliminary tightening and reinforcement tightening stages. In the preliminary tightening stage, a low-speed, high-precision mode and dynamic damping control ensure correct thread engagement. The intermediate verification stage measures axial displacement values ​​to promptly detect anomalies. In the reinforcement tightening stage, a stepped torque-increasing algorithm ensures uniform stress distribution. Finally, multi-parameter comprehensive verification evaluates the tightening quality and generates a traceability code, effectively solving the quality instability problem caused by a single-stage tightening method for shaft-end nuts.

The present application relates to battery test equipment and electrical connection field, specifically to a cylindrical battery current, voltage and temperature probe harness integrated assembly; it contains probe fixing base, rigid conductive row, flexible sampling line, probe, conical heat shrink sleeve and phase change thermoplastic elastomer; the assembly constructs inverted V type suspension cavity in the glue injection cavity of fixing base, the welding node of sampling line and probe tail is wrapped by heat shrink sleeve and matched in the suspension cavity, and the remaining gap is filled with phase change elastomer; its core is to use the joule heat generated by the conductive row during testing to make the elastomer expand and become rigidly locked, and when externally pulled, the conical heat shrink sleeve is wedged into the suspension cavity to generate centripetal clamping force; the present application ingeniously combines the flexibility and high rigidity of the material, absorbs assembly stress at room temperature, effectively blocks the stress conduction of mechanical shock to the signal node during work, avoids the micro loosening of the node due to reciprocating motion, and greatly improves the connection reliability in complex environment.

This utility model discloses a self-locking hydraulic pipe joint, including a male joint and a female joint. The male joint has a pin, and a sealing sleeve and a spring are slidably fitted onto the surface of the pin. Under the action of the spring, the sealing sleeve can cover the connecting hole on the pin. A locking ring groove is provided on the outer wall of the pin. The female joint has an axially sliding valve core inside, which is connected to the spring and used to close the inner flow channel. The female joint also has multiple radially arranged locking pins, which cooperate with the locking ring groove of the pin to achieve mechanical locking. During the insertion process, the pin pushes the valve core back and compresses the spring, while the sealing sleeve backs to connect the connecting hole with the inner flow channel for flow. The locking pins automatically spring into the locking ring groove to achieve self-locking connection. The locking pins are made of ferromagnetic material and can be quickly unlocked by magnetic attraction from an external magnetic ring. This utility model has a compact structure, automatic sealing, self-locking, and quick unlocking functions, is easy to operate, and is suitable for hydraulic systems with high sealing and high reliability requirements.

The application provides a mobile operation terminal for data interaction with an intelligent fusion terminal, and relates to the technical field of power operation equipment. The terminal comprises an upper shell and a lower shell which can rotate relative to each other, and the lower shell is provided with a square opening. The upper shell is embedded with a sliding saddle assembly, and a sliding assembly is arranged in the sliding saddle assembly; a transmission assembly in the square opening converts the rotary motion of the upper shell into the linear motion of the sliding assembly through a slope mechanism; an adapter interface and a contact on the sliding assembly are in conduction with an interaction module arranged in the lower shell. The mechanical docking and electrical connection can be completed synchronously through rotation operation, the problems of poor connection stability and complicated operation in the prior art are solved, and the application has the advantages of reliable connection, simple operation and strong environmental adaptability.

This utility model relates to a car anti-theft device wiring harness assembly. The technical problem this utility model aims to solve is to provide a car anti-theft device wiring harness assembly. The technical solution adopted by this utility model includes a wiring harness, a connector female, a wiring harness protective sleeve, an anti-theft device base, and an anti-theft device cover. The wiring harness protective sleeve includes an outer protective sleeve portion, a protective sleeve limiting portion, and a protective sleeve inner protective sleeve portion. The protective sleeve has a protective sleeve through hole for the inner end of the wiring harness to pass through. The protective sleeve limiting portion has a protective sleeve limiting groove in the middle, and the left and right ends of the protective sleeve limiting groove have square notches. The upper and lower ends of the protective sleeve limiting groove both have protective sleeve locking holes that communicate perpendicularly with the protective sleeve through hole. The advantages of this utility model are: the clamping of the wiring harness through the lower and upper locking blocks effectively prevents axial loosening, shaking, or poor contact of the wiring harness under vehicle vibration or stress conditions, improving connection reliability.

This application relates to a battery device and an electrical device, and pertains to the field of battery technology. The battery device is installed in the electrical device and supplies power to it. The battery device includes a battery cell pack and a housing. The battery cell pack includes multiple battery cells stacked along a first direction. The housing includes a receiving cavity for accommodating the battery cell pack, and a beam extending along a second direction perpendicular to the first direction is disposed within the receiving cavity. The beam abuts against the battery cell pack along the first direction. The housing includes a mounting portion located at at least one end of the beam along the second direction and connected to the beam. The housing includes a frame layer and a skin layer, the skin layer covering the frame layer. The frame layer includes a beam frame forming the beam and a mounting portion frame forming the mounting portion, the beam frame being connected to the mounting portion frame. This battery device can meet its own lightweight design requirements while ensuring the housing has good structural strength and deformation resistance.

The utility model provides a kind of oven, comprising: cabinet, the rear side of cabinet is provided with opening;Rear cover, install in opening, for opening or closing opening;Inner bag, setting in cabinet;Heat insulation component, install between inner bag and cabinet;Heating pipe, setting in cabinet, and located between heat insulation component and inner bag;Wherein, heat insulation component includes movable cover plate, after the opening of rear cover, movable cover plate can be switched between first state and second state, when movable cover plate is in first state, movable cover plate is set between rear cover and heating pipe along first direction, when movable cover plate is in second state, heating pipe can be inserted and installed between heat insulation component and inner bag from the outside of cabinet along first direction, or heating pipe can be extracted from heat insulation component and inner bag along first direction outside cabinet.This kind of structure, when disassembling heating pipe, it is not necessary to disassemble to inner bag, also not necessary to disassemble heat insulation cotton, so as to reduce the maintenance replacement difficulty of heating pipe.

This invention discloses a cable tray box and a handcart-type switch cabinet having the same, comprising a box body, a stripping component, an anti-pull component, and a straightening component. The stripping component, installed inside the box body, can strip the cable sheath. The anti-pull component, installed inside the box body, limits the cable winding and prevents the other end of the cable from being pulled or causing the cable end with the terminal to fall off during the stripping process. The straightening component, installed inside the box body, straightens the bent cable, restoring it to a straight state. By integrating the stripping component, the anti-pull component, and the straightening component, this invention achieves precise stripping, effective anti-pull, and automatic straightening, thereby improving cable routing efficiency, safety, and reliability. It solves the problems of inaccurate stripping, easy pulling of cables leading to loosening, and bending caused by clamping that exist in traditional handcart-type switch cabinets during the cable routing process.

This utility model discloses a sound-generating unit, including a diaphragm assembly, a frame, a voice coil, and a centering support. The frame includes a housing connecting the diaphragm assembly, and the housing has a connecting arm extending away from the diaphragm assembly. The bottom end of the connecting arm has an outwardly extending extension arm. The connecting arm connects to the inner peripheral wall of the voice coil, and the bottom surface of the voice coil connects to the extension arm. The centering support includes an inner mounting part, a deformation part, and an outer mounting part connected sequentially from the inside to the outside. The bottom surface of the inner mounting part connects to the extension arm. This sound-generating unit effectively improves the connection stability between the voice coil and the frame, reducing the risk of the voice coil falling off. Simultaneously, the inner mounting part of the centering support is directly bonded to the bottom surface of the extension arm, rather than the outer wall or bottom surface of the voice coil in traditional structures. This avoids the limitation of the bonding area caused by the thickness of the voice coil itself, further enhancing the connection reliability between the centering support and the vibration system. Thus, while increasing the amplitude, it significantly improves the structural stability of the large-amplitude sound-generating unit.

The present application relates to the field of drilling engineering, and particularly relates to a kind of automatic spraying device and operating method of drill pipe thread grease, including self-locking screw lifting platform, rotating platform assembly, support assembly, telescopic rod assembly, spraying head and thread grease conveying pipe;Spraying head includes outer thread spraying assembly, push-pull cylinder A, piston rod A, push-pull cylinder B, piston rod B, inner thread spraying assembly and shell;The self-locking screw lifting platform realizes the lifting of spraying head;The rotating platform assembly realizes the rotation of spraying head;The telescopic rod assembly realizes the centring of spraying head;The spraying head is sprayed with thread grease to drill pipe joint.The beneficial effects of the present application are: automatic spraying thread grease is realized, intelligent drill pipe conductor ring is prevented from being contaminated, operation efficiency is improved and different specifications of drill pipe joint can be adapted.

The invention relates to a multi-station welding center and method for valve faucet production and machining, and belongs to the technical field of welding equipment. Comprising two welding mechanisms which are arranged side by side, a first electric sliding rail is installed on the inner wall of the bottom of each welding mechanism, a laser welding machine is installed on the top of each first electric sliding rail, a first installation plate is installed on the top of one side of each welding mechanism, and a second installation plate is installed on the top of the other side of each welding mechanism. Double stations are arranged for parallel operation, welding wires are accurately guided through the 35-degree bending frame and the alignment port, and the welding wires are prevented from being damaged by being matched with a flexible wire pressing structure; the wire pressing and air injection linkage design is innovated, protective gas is automatically sprayed during wire pressing, sealing and leakage prevention are achieved during non-working, and the welding defects are reduced through heating wire preheating; a plurality of servo motors and a translation table precisely adjust workpieces, rotation is driven to achieve continuous precise welding of special-shaped welding seams, and the efficiency and quality are improved through full-process automation.

The utility model relates to an aluminum elevator shaft structure which comprises a stand column, a first cross beam, a second cross beam, a bearing piece and a stud. The first arm plate, the second arm plate and the third arm plate are connected into a U shape, and the fourth arm plate is connected to the end of the second arm plate. The end of the third arm plate is connected with a first edge plate, and the end of the fourth arm plate is connected with a second edge plate. The first cross beam and the first margin plate are fixed through bolts, and the second cross beam and the second margin plate are fixed through bolts. The bearing piece comprises a body, an inserting plate and a cylindrical through hole, wherein the inserting plate and the cylindrical through hole are arranged on the body. The third arm plate and the fourth arm plate are respectively provided with an insertion hole capable of being connected with the insertion plate in an inserted mode and a strip-shaped hole opposite to the cylindrical through hole. The bearing pieces are matched with the ends of the first cross beam and the second cross beam to form lifting type supporting structures. The bearing piece can be fixed to the third arm plate and the fourth arm plate through the studs. According to the utility model, the connecting structure between the upright post and the cross beam is improved, so that the stability and the reliability of the hoistway structure at the butt joint position can be improved, and the bearing capacity and the impact resistance are improved.

The utility model relates to the technical field of pipe fitting connection, and discloses a metal thin-wall pipe connecting pipe fitting structure which comprises an inner ring clamp double-sealing pipe fitting, the outer surface of the inner ring clamp double-sealing pipe fitting is movably connected with an outer ring clamp double-sealing pipe fitting in a sleeved mode, and the left side of the outer surface of the inner ring clamp double-sealing pipe fitting is provided with an external thread. The inner wall of the outer ring clamp double-sealing pipe fitting is provided with internal threads, the inner ring clamp double-sealing pipe fitting and the outer ring clamp double-sealing pipe fitting are in threaded connection through the external threads and the internal threads, and an O-shaped sealing ring and a sealing rubber ring are movably arranged between the inner ring clamp double-sealing pipe fitting and the outer ring clamp double-sealing pipe fitting in a sleeving mode. According to the pipeline connecting device, through multiple sealing and reinforcing design, the double effects of physical sealing and mechanical locking are achieved, multi-level protection is formed, the medium leakage risk under the complex working conditions of high pressure, vibration and the like is effectively resisted, and the whole set of connecting mode is combined with the high strength of threaded connection and the high reliability of elastic sealing.

The utility model discloses an improved standing balance rehabilitation training device which comprises a horizontal base, two sets of parallel resistance springs are vertically and fixedly arranged on the horizontal base, the upper end of each resistance spring is fixedly connected with a supporting pipe, and the upper portions of the two supporting pipes are fixedly connected with a table top and a handrail. A leg supporting frame is arranged between the lower middle portions of the two supporting pipes and comprises a cross beam, the cross beam is connected with the supporting pipes through guide sleeves, and jackscrews are arranged on the guide sleeves and used for fastening or loosening the guide sleeves and the supporting pipes. A rotating shaft is fixedly arranged on the outer wall of the guide sleeve in the radial direction of the guide sleeve, the cross beam is rotationally connected with the rotating shaft, a square head is arranged at the tail end of the rotating shaft, a check ring is installed on the square head in a matched mode, a threaded hole is formed in the tail end face of the rotating shaft, and a matched bolt with a rotary knob is installed in the threaded hole. According to the device, the connection reliability of the standing balance rehabilitation training device in the front-back and left-right shaking process is obviously improved.

The utility model relates to a drilling rig for water conservancy and hydropower exploration. The utility model is applicable to the technical field of water conservancy and hydropower. According to the technical scheme, the drilling rig for water conservancy and hydropower exploration comprises a base, a drilling opening is formed in the middle of the base in a penetrating mode, and a supporting platform is arranged above the drilling opening; the first motor is arranged on the supporting platform, the output end of the first motor is connected with a drilling pipe facing the drilling opening, and the first motor is used for driving the drilling pipe to conduct drilling operation. The replacement assembly is arranged between the output end of the first motor and the drilling pipe, so that the first motor and the drilling pipe can be locked after being connected in an inserted mode; the lifting assembly is arranged at the top of the base, the output end of the lifting assembly is connected with the supporting platform, and the lifting assembly is used for driving the supporting platform to move in the vertical direction to adjust the drilling depth of the drilling pipe; and the control assembly is arranged at the top of the base, is in communication connection with the first motor and the lifting assembly and is used for controlling opening and closing of the first motor and the lifting assembly.

The application discloses an air conditioner system intelligent internet of things module control method and system based on LTE-Cat.1, which comprises the following steps: establishing a bidirectional communication link between an air conditioner host and a remote server and a user terminal; improving a transmission mechanism based on a UDP protocol to perform packet processing on air conditioner operation data, so as to obtain real-time data packets and non-real-time batch packets; storing the real-time data packets and the non-real-time batch packets in real-time buffer areas and non-real-time buffer areas respectively, and adopting an improved FIFO priority scheduling mechanism to perform data scheduling transmission; and monitoring network signal strength, a packet loss rate and network delay in real time through an LTE-Cat.1 module, and triggering an adaptive adjustment strategy when any one of the following conditions is met: the signal strength is lower than a threshold value, the packet loss rate is higher than a threshold value or the network delay is higher than a threshold value. The application solves the technical problems that real-time performance and reliability are difficult to balance, data transmission efficiency is low and network state adaptability is poor in the existing air conditioner internet of things system.

The invention discloses a display panel, a preparation method of the display panel and a display device, the display panel is provided with a first area and a second area, the display panel comprises a substrate, and one side of the substrate is provided with a first potential part located in the second area; the isolation structure is arranged on one side, deviating from the substrate, of the first potential part and extends from the first region to the second region; the conductive structure is partially arranged on the side, away from the substrate, of the isolation structure, the conductive structure is connected with the first potential part, and at least part of the conductive structure located in the second area is thicker than the conductive structure located in the first area.

The utility model discloses an auxiliary device for chemical equipment pipeline installation, which comprises a base and a support component, and the support component comprises a moving groove arranged in the base; a sliding block capable of sliding is arranged in the moving groove; a two-way threaded rod is rotationally connected into the moving groove; the tops of the two sliding blocks are rotationally connected with supporting rods. A telescopic rod is mounted on the top surface of the base; a fixed plate is mounted at the top end of the telescopic rod; therefore, the two-way threaded rod is rotated to drive the moving frame to ascend, so that the pipeline in the supporting sleeve is driven to move upwards, the distance between the pipeline and the ground or other objects is increased, construction operation is facilitated, the convenience and safety of operation are improved, meanwhile, the pipelines on the two sides are driven to be close to each other through rotation of the transmission rod, and the construction efficiency is improved. Rapid centering and tight connection are achieved, tedious operation of traditional manual positioning and manual tensioning is avoided, and the construction efficiency and the connection reliability are further improved.

This utility model discloses an ultrasonic device, including a display device and a support device. The display device includes a shell assembly and a screen assembly. The shell assembly includes a rear shell and a front frame. The screen assembly is located between the rear shell and the front frame and includes a screen body and a connecting structure that supports the screen body. The support device supports the display device, and the display device is assembled and connected to the support device through the connecting structure. According to the ultrasonic device of this utility model, the display device is assembled and connected to the support device through the connecting structure that supports the screen body. Thus, the weight of the screen assembly is directly borne by the support device. The shell assembly does not need to bear the screen assembly and be connected to the support device, which would prevent the shell assembly itself and the connection between the shell assembly and the screen assembly from being damaged by factors such as bumps or vibrations. This effectively protects the shell assembly and allows the shell assembly and screen assembly to maintain a good fit, improving the structural stability of the display device and the reliability of the connection between the display device and the support device.

The utility model discloses a kind of line connection reinforcing structure's surge protector, belong to surge protector technical field.It includes body, wiring hole and bolt, further include reinforcing mechanism being arranged above wiring hole.Reinforcing mechanism includes outer ring, the block head of linkage with outer ring, the limit block one being fixed in one side of block head, and including limit block two control component;Limit block two movably set in the other side of block head.Press outer ring to drive block head to slide, limit block one and limit block two are locked from both sides Block head, realize the compression of cable.Body side wall is additionally provided with splicing mechanism, splicing mechanism includes the vice cooperation with the triangular block on another body, for realizing the quick splicing between multiple bodies.The utility model is set reinforcing mechanism and splicing mechanism, solved the wiring in prior art easy to loosen, the problem that multiple protector splicing is complicated, with connection high reliability, security is good, the advantage of easy installation.

The utility model discloses a kind of guiding needle mounting structures for optical fiber communication, comprising: optical fiber connector, the beneficial effects of the utility model are: through the cooperation of guiding inclined groove and the inclined surface on limiting block, automatically guide limiting block sliding compression spring in the process of optical fiber connection plug insertion, spring resets after being in position, and limiting block is clamped into limiting slot, improve assembly efficiency and connection reliability;Through the cooperation of one outer limiting plate and one positioning groove, and the cooperative limiting of the second outer limiting plate and the second positioning groove, form four-way positioning structure, effectively prevent optical fiber connection plug from rotating or horizontally deviating in bottom fixed frame, while the inside cooperation of outer connecting seat and bottom fixed frame further improves axial positioning accuracy, ensure that guiding needle body and connecting seat are accurately aligned;Through the setting of outer groove and inclined plane pull plate, inclined plane pull plate can be directly pulled from outside, drive fixed side plate, inner sliding plate and limiting block to slide synchronously, so that limiting block is separated from limiting slot.

The utility model relates to an electric vehicle connector. The technical problem to be solved by the utility model is to provide the electric vehicle connector. According to the technical scheme, the connector comprises a connector female seat and a connector male seat assembly, the connector male seat assembly comprises a connector male seat, a lower lock assembly and an unlocking spring, a male seat insertion cavity is formed in the connector male seat, the connector male seat is provided with a lower lock seat body below the male seat insertion cavity, and the lower lock seat body is connected with the lower lock seat assembly. A male seat lower lock groove is formed in the lower lock seat body, a lower lock seat body through hole is formed in the bottom of the male seat lower lock groove, male seat butt joint blocks are arranged in the male seat insertion cavity at intervals, and a male seat elastic clamping hook is arranged above the male seat insertion cavity. Compared with the prior art, the connector has the advantages that the bayonet of the clamping hook is matched with the clamping block of the female seat to realize primary locking, and the lock head of the lower lock rod is inserted into the lower lock hole of the female seat to form secondary locking, so that the connector has upper and lower locking functions, is effectively prevented from accidentally loosening or falling off, and is high in connection reliability.

The utility model discloses a reinforcing and supporting device for prefabricated channel corrugated pipe in prefabricated T beam reinforcement cage belongs to prefabricated channel corrugated pipe reinforcing equipment technical field, including the corrugated pipe body, the corrugated pipe body is arranged in T beam reinforcement cage, the T beam reinforcement cage is fixedly connected with the support reinforcement along the length direction bottom of corrugated pipe body, and every support reinforcement is fixedly connected with two sleeve rings of corresponding one corrugated pipe body, the top of sleeve ring is equipped with a location hole, and two location holes are inserted with the inverted U type location frame and adopt fixed assembly fixed, and the location frame is sleeved on the corrugated pipe body. The utility model discloses through the inverted U type design of location frame and inserts the location hole of sleeve ring and adopts fixed assembly fixed, greatly improves the support stability of corrugated pipe, and after being inserted into the corrugated pipe, the inverted U type location frame is installed again, and the pipe space is big, and the pipe is more easily.

The utility model relates to a kind of oil boom for sea surface oil spill recovery, it is closed annular structure, by the bending type independent float of multiple pieces, it is connected by floating plate, connecting arm, hook type component. Floating plate geometric symmetry bending and being equipped with multiple chambers in it, floating plate and bulkhead plate are integrally formed or welded sealing of specific material;Connecting arm contains reinforcing rib, U-shaped groove, interface trigger end, there is guide slope and reserved hole site in groove inner wall;Hook type component includes hook tongue, hook tongue pin, hook tongue push iron, hook tongue lock iron, hook tongue and hook tongue push iron are movably connected by hook tongue pin. After hook tongue lock iron passes through the locking groove of tongue hook push iron and the hole site reserved in U-shaped groove, elastic buckle is automatically clamped into locking hole, realize firm locking, each component cooperates to guarantee the structure and connecting performance of oil boom, for sea surface oil spill recovery.

The utility model relates to the technical field of power batteries, and provides a battery distribution box and a battery pack. The battery distribution box comprises a shell, a BMS main board and a BDU assembly, wherein the BMS main board and the BDU assembly are arranged in the shell. The BDU assembly comprises a contactor and a copper bar assembly connected with a main contact of the contactor. A coil contact of the contactor is welded with the control bonding pad to be communicated with a low-voltage control circuit on the BMS main board, and a connecting piece on the copper bar assembly is welded with the acquisition bonding pad to be communicated with a high-voltage acquisition circuit on the BMS main board. According to the battery distribution box disclosed by the utility model, the BDU assembly and the BMS mainboard are integrated in the same shell, so that the occupation of the space in the battery pack can be reduced, the connector and the copper bar assembly in the BDU assembly are directly welded and connected with the bonding pad of the BMS mainboard, and the connection hidden danger caused by wiring harness connection is eliminated; and the connection strength and the connection reliability between the BMS mainboard and the BDU assembly are improved.