66results about How to "High protection level" patented technology

The utility model discloses a terrestrial magnetism acquisition device, and belongs to the field of instruments and meters. A shell of the geomagnetic acquisition device is of a cylindrical sleeve structure and comprises a top cover, a middle section and a bottom cover. The battery is arranged between the bottom cover and the middle section; the bracket is arranged above the battery and is positioned in the top cover; the PCB is arranged on the bracket and is connected with the battery; the geomagnetic sensor is arranged on the PCB and is used for collecting geomagnetic signals; the communication unit is arranged on the PCB and used for outputting geomagnetic signals. A cylindrical sleeve structure is adopted to improve the system protection level and facilitate mounting and dismounting; the low-power-consumption design ensures that the long-term outdoor working time is more than 10 years, and the maximum power consumption during working is only 2mA; the geomagnetic sensor collects magnetic field data in real time, the magnetic field data is processed by the communication unit and then output and uploaded to the cloud, efficient collection and transmission of the geomagnetic data are achieved, and the overall performance of the system is improved.

The utility model provides a high protection level electrical equipment cabinet, the cabinet is divided into an upper part and a lower part of an open cabin and a sealed cabin, the open cabin is used for installing heat exchange equipment, and air inlet filter screens are installed at the front and the back of a cabinet body of the open cabin; the sealed cabin is used for installing electrical equipment, adopts a cabinet door design that two doors are oppositely opened, and comprises an auxiliary cabinet door and a main cabinet door which are arranged left and right; the side surface of the auxiliary cabinet door is provided with a crimping sealing structure. A rubber strip groove is formed in the side face of the main cabinet door, and a sealing rubber strip is arranged in the rubber strip groove. When the two doors are closed, the crimping sealing structure of the auxiliary cabinet door is pressed into the adhesive tape groove of the main cabinet door. A water retaining strip is arranged in the middle of the sealed cabin top cover and used for draining water flow above the cabinet door from the two sides. Through the special structural design, the weakest waterproof link at the top of the double doors is effectively protected, and the protection level of the whole electrical cabinet is improved.

This utility model relates to the field of steel door technology and discloses a safety protection structure for preventing hand pinching in steel cleanroom doors. The structure includes a door frame, a support frame fixedly connected to the top of the door frame, a motor fixedly connected inside the support frame, an elliptical wheel fixedly connected to the drive end of the motor, a sliding shaft fixedly connected to the top of the elliptical wheel, a connecting rod slidably connected to the outer wall of the sliding shaft, a fixed shaft rotatably connected to the inner wall of the connecting rod, a rotating block fixedly connected to the outer wall of the fixed shaft, and a rotating shaft rotatably connected to the top of the rotating block. In this utility model, an infrared sensor controls the motor to drive the elliptical wheel to rotate, stopping the cleanroom door from rotating and causing it to rotate outwards. When an object moves away from the vicinity of the cleanroom door, the motor reverses, the sliding shaft slides to the end of the groove, and the connecting rod drives the rotating block to reset, achieving the anti-pinch function. This structure also provides safety protection; even when the door is stopped, it can still rotate in the opposite direction to prevent objects from getting stuck, thus improving the protection level.

The utility model discloses a copper bar assembly, include: first component fixed with at least two conductive parts, first component is connected with second component, and conductive part extends downward through second component, and first component and second component cooperate and form fixed cavity, and the fixed cavity is accommodated to the magnetic core, and conductive part passes through the magnetic core, and the isolating piece is connected with second component, and the isolating piece divides two adjacent conductive parts, and the magnetic core cooperates and forms the glue injection area with fixed cavity, and the glue injection area is filled with colloid, adopt first component and second component cooperation, relative to the prior art in a whole plastic piece, reduce the volume of whole, reduce the space occupied, second, improve the protection level of whole through the glue injection seal.

This application relates to the field of power equipment technology, specifically to an intelligent high-protection low-voltage control box, including a box body, an outer door panel, and an inner door panel. The box body has a door frame, the inner door panel is hinged to the inner side of the door frame, and the outer door panel is hinged to the outer side of the door frame. The outer door panel is provided with a door lock assembly to lock the outer door panel to the door frame. The inner side of the outer door panel has at least one ring of foam strip corresponding to the door frame for sealing the outer door panel and the box body. The door lock assembly passes through the outer door panel, and a sealing structure is provided between the two. The box body contains an intelligent monitoring and protection module for protecting and controlling power equipment. The box body is provided with a connector assembly for connecting and disconnecting cables. This application solves the problems of low protection level and poor sealing performance of existing intelligent low-voltage control boxes.

The automatic fire extinguishing equipment comprises a protective shell, a lithium battery body is connected to the interior of the protective shell, a heat dissipation sealing mechanism is arranged on the outer side of the protective shell, and a partition fire extinguishing mechanism is arranged on the inner side of the protective shell; the heat dissipation sealing mechanism is arranged on the outer side of the protective shell, and the connecting piece, the multiple sealing blades, the first supporting arm, the second supporting arm, the extending plate, the transmission piece and the adjusting rod are arranged in a series linkage mode, so that the first motor can synchronously adjust the opening or closing state of the multiple sealing blades when being controlled and driven; in the normal working process of the lithium battery body, efficient heat dissipation is achieved in cooperation with the ventilation pipe and the heat dissipation fan, the ventilation channel can be rapidly closed when temperature rises abnormally, external air is prevented from entering the protection shell, and the combustion condition is weakened from the environment level.

The invention discloses an electric control box, and the box comprises a box body which is provided with a mounting groove; the control panel is mounted in the mounting groove, and the control panel comprises a main board body and a power device connected to the main board body; the radiator is in heat-conducting connection with the power device; and the insect-proof cover covers one side, back on to the radiator, of the power device, and an insect-proof space for accommodating the power device is defined between the insect-proof cover and the radiator. Through local sealing protection of the power device, comprehensive sealing of the whole electric control box is not needed, infestation of insects to core components is accurately blocked, and protection redundancy caused by integral sealing is avoided. In terms of heat dissipation efficiency, heat transfer loss is reduced through direct heat conduction connection of the radiator and the power device, meanwhile, heat exchange between the radiator and the outside is not affected by the layout of the insect-proof cover, and the heat dissipation effect is guaranteed; on the aspect of structural optimization, the overall sealing structure is simplified through the local protection design, the size of the electric control box is reduced, and the assembly complexity and the production cost are reduced.

The utility model is suitable for the technical field of methane telemeters, and provides a novel off-axis handheld laser methane telemeter which comprises a laser telemetering module, a shell assembly and a handheld assembly. The laser telemetering module comprises a photoelectric shell, a receiving lens and a main control board; a detection laser emission module and an indication laser emission module are arranged in the photoelectric shell, and the detection laser emission module and the receiving lens are installed at an included angle of 10 degrees; the shell assembly comprises a shell body, a sighting telescope and a display screen. The handheld assembly comprises a handle body, a key and a battery; the handle body is connected with the shell body; the button is arranged on the handle body, and a battery is further arranged in the handle body. The device is high in precision detection and strong in portability and durability; the whole machine is light in weight and can be operated by a single hand; and maintenance can be facilitated through a modular structure.

This utility model discloses a lockable sliding switch, comprising: an upper shell and a lower shell, the upper shell and the lower shell being connected to form a closed outer shell structure; a rotary lock seat, rotatably disposed within the upper shell and the lower shell; and a fixed lock seat, fixedly disposed within the upper shell and the lower shell, forming a relative rotational relationship with the rotary lock seat; the rotary lock seat is provided with a first locking plate, and the fixed lock seat is provided with a second locking plate; when the rotary lock seat is rotated to the locked position, the first locking plate and the second locking plate abut face to face, blocking the rotation of the rotary lock seat; the rotary lock seat is provided with a lock hole, and when the rotary lock seat is in the locked position, an external lock can be inserted into the lock hole and locked. This lockable sliding switch has the characteristics of double locking to prevent misoperation, stable gear switching, and reliable contact.

The utility model relates to low -voltage power distribution cabinet technical field discloses a GGD modified cabinet of high protection level, including bottom plate, first cabinet body and second cabinet body, first cabinet body and second cabinet body all are located bottom plate, between first cabinet body and second cabinet body articulate simultaneously, it is movable connection between first cabinet body and bottom plate, it is fixed connection between second cabinet body and bottom plate, wherein, be equipped with metal mounting plate on bottom plate, be equipped with spherical fastener on metal mounting plate, the downside of first cabinet body is equipped with buckle lever, and the cooperation of spherical fastener and buckle lever replaces traditional bolt connection, makes cabinet body opening and closing time shorten to 30 seconds, promotes maintenance efficiency, guarantees the safety of core element with fixed cabinet body, and movable cabinet body is convenient for daily operation, solves the contradiction of 'protection' and 'convenience', galvanized steel sheet, sealing strip and inductive positioning structure improve cabinet body protection level, expand the application scene of GGD cabinet.

The invention discloses a road maintenance site AI video sensing vehicle intrusion prevention and hidden danger self-inspection early warning system, and belongs to the technical field of road maintenance safety prevention and control. The system adopts a layered framework of a sensing layer, a transmission layer, a platform layer and an application layer, double AI cameras are used for realizing accurate identification of vehicle intrusion, hidden dangers and'three violation 'behaviors, and a'identification-early warning-supervision-rectification-tracing' management closed loop is constructed by matching an acousto-optic early warning device and a double transmission mode. The system can be quickly deployed in various operation vehicles or fixed structures, adapts to complex outdoor environments, has the advantages of high recognition precision, quick response and high compatibility, is suitable for maintenance scenes such as highways, national and provincial trunk lines, urban roads and the like, and can greatly improve the safety management level of maintenance operation.

The application discloses a PCB board ESD protection method based on a composite TVS and a honeycomb ground, and specifically comprises the following steps: step S100, coping with external input impact layout; step S200, TVS array layout; step S300, honeycomb ground structure layout; step S400, PCB layering layout; and step S500, establishing a static electricity discharge special path. The application realizes that the ESD protection efficiency of a frequency band above 3GHz reaches 96%, the ESD protection level is improved to ±30kV, high-voltage external impact can be stably protected, and the honeycomb size effectively improves the overcurrent voltage capacity by adopting the honeycomb ground structure.

The utility model discloses a kind of lightweight high-strength cabinet main body support section bar, belong to cabinet section bar technical field, its technical scheme main point includes crossbeam, column and steel tee, the steel tee is set in the connecting place of crossbeam and column, by the first section bar main plate of crossbeam and column, second section bar main plate adopts W shape outer contour, by bending process forms wave shape cross section, when bearing perpendicular load, W shape structure will force be dispersed to each bending part, reduce single-point stress concentration, steel tee is welded after inserting with crossbeam, column by connecting protrusion, the elastic deformation ability of W shape outer contour and bending part relieves welding thermal stress, improve the fatigue resistance of connecting position, compared with traditional solid rectangular steel pipe, so that the weight of cabinet section bar can be reduced, while the bending strength is greatly improved, meet the urgent needs of industrial electrical integration to cabinet lightweight, improve protection level and multi-cabinet combination and other aspects.

The high-protection outer rotor axial flow fan comprises an outer rotor motor and a wind wheel, the outer rotor motor comprises a base, an outer rotor assembly, a rotating shaft and a stator assembly, and the base comprises a bottom plate and a sleeve protruding upwards from the middle of the top face of the bottom plate. The shaft support is installed on the two bearings, the top end of the shaft support is connected with the outer rotor assembly, the stator assembly is arranged outside the sleeve in a sleeving mode, an annular boss is arranged on the edge of the bottom plate, and a labyrinth sealing structure is formed by the annular boss and the end of the outer rotor assembly. The wind wheel comprises blades and a hub, the blades are installed on the outer side of the hub, and the hub is installed outside the outer rotor assembly through an installation support. The base is sleeved with an outer water retaining ring, an inner water retaining ring is installed on the installation support, and the outer water retaining ring and the inner water retaining ring are matched to form a water retaining device on the periphery of the labyrinth sealing structure. The waterproof and dustproof levels of the axial flow fan are greatly improved, the reliability is high, and the failure rate is low.

The utility model relates to the field of wire outlet structures of electric appliance box covers, in particular to a wire outlet structure for a fan electric appliance box cover. Comprising an electric appliance box cover body, an annular wire outlet hole is formed in the electric appliance box cover body, a cable is led out of the wire outlet hole, an annular groove is formed in the wire outlet hole, a rubber sealing ring is embedded in the annular groove, a wire outlet hole cover is arranged on the wire outlet hole, and an oval groove is formed in the electric appliance box cover body. A fixing clamping plate is arranged on the electric appliance box cover body, the fixing clamping plate and the electric appliance box cover body are screwed and fixed, and a cable is arranged between a cable outlet portion of the fixing clamping plate and the oval groove. Through a triple sealing system of the rubber sealing ring, the wire outlet hole cover and the pouring sealant, dust, water vapor and other impurities can be more powerfully prevented from invading the interior of the electric appliance box, the protection grade of the electric appliance box is greatly improved, a more excellent and stable working environment is created for electric appliance elements, the service life of a fan is remarkably prolonged, and the service life of the fan is prolonged. And the equipment maintenance cost is further reduced.

The utility model relates to a crane controller with an integrated structure. The crane controller comprises a wireless communication unit, a logic control unit, a motor control unit A, a motor control unit B, a motor control unit C, a signal interface unit and a radiator. Compared with the prior art, the utility model has the advantages that: 1) the wireless communication unit, the logic control unit, the motor control unit A, the motor control unit B and the motor control unit C adopt an integrated design, the structure is compact, and the cost is low; 2) the signal interface adopts a quick plugging mode, so that the installation and the maintenance are convenient; and 3) the wireless communication unit and the logic control unit are integrated on one circuit board, the control is flexible, and the reliability is high. And 4) the motor control unit A, the motor control unit B and the motor control unit C all adopt modular design and are integrally fixed on the radiator, so that the power density is high, the size is small, and light weight is facilitated. And 5) an integrated structure design is adopted, a rapid plugging connection mode is adopted, the protection level is high, and the product life cycle is long.

The present application relates to the technical field of limited space safety management, and particularly relates to a limited space import and export state intelligent supervision system and method, which comprises an intelligent lock module, an authorization control module, a state monitoring module, a data transmission module and a cloud platform management module; the intelligent lock module controls the opening and closing state of the import and export, the authorization control module configures the lock opening permission, authorization validity and operation frequency limit, the state monitoring module collects the lock opening and closing state, lock opening operation record and equipment operation parameter in real time, the data transmission module realizes the data interaction between the intelligent lock module and the cloud platform management module, and the cloud platform management module has the functions of permission configuration, state visual monitoring, abnormal alarm, operation record storage and traceability analysis; the system solves the technical problems of large supervision blind area, information lag, inaccurate authorization and untraceable state in the traditional limited space import and export management, realizes the whole-process digital management and control of the import and export state, and improves the safety coefficient of limited space operation.

This utility model relates to the field of lighting technology, and more particularly to a ceiling light, including a top panel, a lens, a back panel, a lamp panel, a mounting plate, and an optional battery. The top panel is formed by a cavity enclosed by a circular base plate and annular side plates. The base plate has a recessed portion to accommodate the lens, which is fixed by a ring rib and a positioning groove and glued to improve light efficiency and sealing. Symmetrical positioning parts are provided on the inner side of the base plate, which, together with the back plate, achieve horizontal and vertical positioning of the lamp panel, eliminating the need for independent elastic buckles and simplifying the mold design. The back plate is fixed to the top panel by a glue groove, elastic buckles, and the top panel, allowing for flexible switching of protection levels. The cable is clamped and fixed by the slots of the back plate and the base plate, avoiding the need for additional tail clips. The communication indicator light of the lamp panel corresponds to a thin-walled hole in the recessed portion of the base plate, and the thin-walled hole is designed to resist impact. The mounting plate is detachable and installable by a spring clip and a snap-fit ​​structure, facilitating ceiling installation. This ceiling light has an optimized structure, is easy to assemble, improves light efficiency and protection performance, reduces costs, and is suitable for various scenarios.

The utility model discloses a kind of sealing protective cover of charging socket, including protective cover assembly, lock catch assembly, protective cover pin shaft, socket shell, insulator fixed bolt, insulator assembly, functional assembly, fixed plate screw, protective cover assembly is fixed in socket shell front by protective cover pin shaft, lock catch assembly is fixed and locked protective cover assembly in socket shell front, insulator assembly is fixed in socket shell back by insulator fixed bolt, functional assembly is fixed in insulator by fixed plate screw installation.The utility model is simple in structure, convenient to maintain, by upper protective cover end surface sealing and lower protective cover radial sealing collocation in protective cover assembly, effectively improve the protection level of charging socket, enhance the sealing performance of charging interface, can guarantee interface protection, not easy to water and dust, guarantee the protection effect of charging interface, effectively guarantee stable electrical connection and charging connection, enhance the safety of electric automobile under charging state.

The utility model provides asymmetric tooth shape speed reducer heavy -duty gear relates to gear technical field, including the shell, the bottom fixed mounting of shell has the mounting panel, the top fixed mounting of shell has the connecting plate A, the top of shell is provided with the top cover, the bottom fixed mounting of top cover has the connecting plate B, the side of top cover is provided with the side cover, the inside of shell is provided with the pivot A, the pivot B and the pivot C, the left side fixed mounting of pivot A has the fixed link A, realizes quick assembly and disassembly and accurate alignment, and the stable support system is formed to pivot subassembly through the rotation groove and the shell and the top cover, and the transmission efficiency is optimized in combination with the configuration optimization of different gear group, and the sliding slot linkage mechanism cooperation screw adjusting device between the mounting block and the fixed link makes the gear meshing gap movable dynamic calibration, effectively reduces the operation noise and prolongs the life, and the application of the distribution design of side cover and double fixed groove enhances the protection level, prevents the invasion of impurity while being convenient for daily overhaul.

The application belongs to the technical field of vehicle communication, and discloses a multi-bus self-organizing network device with a three-CPU architecture, which comprises a motherboard, a first bus board, a second bus board and a third bus board; the motherboard is connected with an external power supply, and the first bus board, the second bus board and the third bus board are all connected with the motherboard. The three bus boards can realize the starting of a FlexRay bus network, and can communicate with an upper computer through the CAN bus of the bus board; a CAN bus interface and two FlexRay bus interfaces are integrated in a small space, the interaction mode of the two buses is perfect, the communication rate is high, the protection level is high, and the anti-electromagnetic interference is high; the FlexRay bus can be connected with multiple bus nodes, and can communicate with the upper computer through the CAN bus, so that the FlexRay bus communication condition can be monitored in real time and fault positioning can be performed, and the use requirements of military armored vehicles on multiple bus communication, multiple bus information interaction, complex environment and strong anti-interference are met.

This utility model discloses an anti-interference vortex flowmeter dual probe, including a lower probe housing and an upper probe housing. A lower voltage element is installed inside the lower probe housing, and an upper voltage element is installed inside the upper probe housing. The lower probe housing has a lower blind hole for positioning and inserting the lower voltage element; the upper probe housing has an upper blind hole for positioning and inserting the upper voltage element and a through hole for the lower signal line of the lower voltage element to pass through, with the upper blind hole and the through hole spaced apart. This utility model can simultaneously solve the problems of mutual vibration interference between the upper and lower voltage elements connected in series within the same shared channel and mutual contact interference between the lower signal line of the upper voltage element and the upper voltage element in existing vortex flowmeter dual probes.

The application discloses a high-protection-grade integrated electric clamping jaw manipulator, which comprises a rack, a rotary drive, a speed-reducing and torque-increasing gear train, a driving gear, a rack slide rail and a jaw head. Two guide rail cavities are arranged on the top of the rack, and one rack slide rail is arranged in each guide rail cavity. The rack further comprises a driving gear assembly installation cavity, a speed-reducing and torque-increasing gear train assembly installation cavity and a motor containing cavity, and the driving gear assembly installation cavity is communicated with the two guide rail cavities. The opposite sides of the rack slide rail are respectively provided with rack teeth, and the two sides of the driving gear are respectively engaged with the rack teeth of the two rack slide rails. One jaw head is connected to each rack slide rail. The rotary drive is used for driving the driving gear to rotate so as to drive the two rack slide rails to move towards or away from each other. Each rack slide rail is in sliding sealing with the cavity wall of the guide rail cavity, so as to block the communication between the driving gear assembly installation cavity and the external space. Compared with the prior art, the application has higher protection grade and clamping capacity.

The utility model discloses a kind of wall cleaning devices suitable for coal powder bin, it is related to coal powder bin cleaning technical field.The utility model includes first support frame, the inside of first support frame is provided with adjusting assembly, adjusting assembly includes first fixed cylinder being installed on first support frame, first motor being installed on the inner wall top of first fixed cylinder, first gear being rotated and cooperated in the inside of first support frame, first sliding block being slidably cooperated in the opposite two sides of the inside of first support frame.The utility model is cooperated by first motor and first gear, and is engaged with first toothed plate, to ensure that the moving distance of two sides first sliding block is consistent, avoid structural deviation or jamming due to uneven stress, first sliding block and first support frame, avoid the shaking range of sliding block, ensure the straightness and stability in moving process, cleaning assembly is convenient for scraping and cleaning to the inner wall of coal powder bin.

The utility model relates to the technical field of protective equipment, and disclose a kind of professional protective equipment storage bag, including storage bag main body, still include: interlayer, fixedly connected in the one side of storage bag main body, the bottom of interlayer inner chamber is fixedly connected with two groups of elastic limiting band for limiting article, the side of interlayer is provided with connecting cover;Several partition plates are set in the inner chamber of storage bag main body, and the inner wall of storage bag main body is fixedly connected with sub magic paste;The utility model's storage bag main body, interlayer and connecting cover inside all have storage space, can be classified and stored to different equipment, storage bag main body can store larger volume article, interlayer and connecting cover can store small volume article, and adjustable partition plate in storage bag main body can be adjusted according to the size of article, the partition of storage bag main body interior is adjusted, more extensive application range, and using nanometer antibacterial coating can promote protection level, realize long-acting antibacterial effect.

The utility model discloses a kind of ignition switch and engineering machinery, including by lock cylinder, lock shell and waterproof cover constitute first part and by shell, rotating block and circuit structure second part, adapter cover is provided at the junction of the first part and second part, the adapter cover is configured as can realize rotating block and lock cylinder synchronous circumferential rotation, rainwater can also be isolated from invading circuit structure again.The utility model provides a kind of ignition switch, increases adapter cover in ignition switch inside, effectively isolates rainwater from invading circuit structure, solves ignition switch waterproof problem.

The application discloses an environment-friendly anti-static bubble bag and belongs to the technical field of bubble bags. The bubble bag comprises an upper bag body, a lower bag body and a bag sealing assembly which are matched with each other. The upper bag body and the lower bag body are both made of degradable materials. Bubble film layers are compounded on the outer walls of the upper bag body and the lower bag body. Anti-static coating layers are arranged on the outer surfaces of the upper bag body and the lower bag body. The bag sealing assembly is detachably connected to the butt joint positions of the upper bag body and the lower bag body. The upper bag body and the lower bag body are detachably separated through the detachable bag sealing assembly. The upper bag body and the lower bag body are made of degradable materials. The outer walls of the upper bag body and the lower bag body are compounded with bubble film layers, so that the cushioning and protection performance is considered. The bag body can be disassembled when the articles are taken out through the detachable design of the bag sealing assembly, so that the inner wall of the bubble bag without the anti-static coating layer is fully exposed. The degradable base material can be greatly accelerated in the degradation rate. The packaging protection practicability, the anti-static safety and the whole-cycle environment-friendly adaptability are considered.

This invention provides an energy storage inverter cabinet, belonging to the field of electrical equipment technology, including a cabinet body, a heat exchanger, and a component assembly. The cabinet body has a closed cavity; the upper half of the closed cavity is provided with a first ventilation duct, and a heat sink is provided within the first ventilation duct; the heat exchanger includes a condenser section and an evaporator section; the condenser section is located within the first ventilation duct; the air inlet side of the evaporator section is close to the rear panel of the cabinet body; the component assembly includes an inverter module and a first low-heat-generating device; the inverter module is disposed in the upper half of the closed cavity and is fitted to the heat sink; the first low-heat-generating device is disposed in the lower half of the closed cavity and is located downstream of the air outlet side of the evaporator section. The condenser section of this invention is located within the first ventilation duct, which can prevent external impurities from entering the first ventilation duct and causing blockage of the condenser section; the inverter module is mainly cooled by the heat sink, and the first low-heat-generating device can be cooled by the cold air passing through the evaporator section, thereby ensuring the heat dissipation efficiency of the component assembly and avoiding localized hot spots.

A side light-emitting wall lamp structure is characterized by comprising: a lamp shell, the surface of which is provided with a concave cavity; a cover, which covers the cavity and is provided with a light-transmitting hole on the side surface, the cover being provided with a light-transmitting piece, the light-transmitting piece covering the light-transmitting hole; and a light source plate, which is arranged in the cavity, the light source plate being provided with LED light sources, and the LED light sources emitting light towards the light-transmitting piece. The cavity is covered by the cover, the product has few assembly components, is convenient to assemble and low in cost; the light-transmitting piece is arranged on the side surface of the cover, the light of the LED light sources is irradiated outward in a side light-emitting mode, the wall lamp can illuminate the corridor even if it is hung on the wall; the cover is assembled on the surface of the lamp shell, the rear of the lamp shell can be sealed, the protection grade of the product is improved, and the service life of the lamp is ensured.

The invention relates to the technical field of humanoid robots, in particular to a head shell assembly for a humanoid robot, which comprises a head cranial shell, a head face shell, a head shell support ring and side ear covers, the head cranial shell and the head face shell are spliced through an angled connecting edge, and the inner walls are respectively provided with a positioning guide mechanism and a screw connecting mechanism which are matched with each other; the head shell supporting ring is provided with a screw connecting seat and a supporting strip groove, and the side ear covers are sealed with the pins through buckles. A bent splicing seam and a head shell mounting cavity are formed after splicing, and a head shell framework mounting position is arranged on the inner wall of the head face shell. In order to overcome the defects that an existing head shell is prone to loosening due to vibration, low in protection level, high in assembly difficulty, concentrated in stress and prone to damage, the technical effects of stable connection, high protection, easy assembly and long service life are achieved through a multi-dimensional connection structure, precise positioning and guiding and dispersed stress design; the device is suitable for a multi-scene humanoid robot with high requirements on head protection, assembly precision and connection stability.