30 results about "Metal backed" patented technology

To provide a wiring apparatus capable of improving heat radiation performance.SOLUTION: A USB outlet 10 to be attached to an attachment frame 110 includes a metal rear case 20 which is in thermal contact with a heating component and in which a projection 22 or a first opening 23 to be attached to the attachment frame 110 is formed. The back case 20 houses a first substrate 50 including a heat generating component. The front end surface of the rear case 20 and the rear surface of the mounting frame 110 are in contact with each other. The rear surface case 20 can be divided into a box body 28 and a lid body 29.SELECTED DRAWING: Figure 1

An interactive tablet relates to the technical field of electronic equipment, and comprises a back plate (10) and a plastic rear shell (20), the back plate (10) is provided with a plurality of first fixing parts (11), the plastic rear shell (20) is provided with first kidney-shaped via holes (24) corresponding to the first fixing parts (11) respectively, the interactive tablet further comprises first fixing pieces, and the first fixing pieces are provided with second kidney-shaped via holes (24) corresponding to the first fixing parts (11) respectively. The first fixing part (24) is configured to movably penetrate through the first kidney-shaped through hole (24) and is fixedly connected with the first fixing part (11), when the first kidney-shaped through hole (24) and the first fixing part (11) are installed and matched through the first fixing part, a movable gap is formed between the hole wall of the first kidney-shaped through hole (24) and the first fixing part, and the first kidney-shaped through hole (24) is fixedly connected with the first fixing part (11). And the plastic rear shell (20) is also movably matched with the rear cover (30) and the shielding shell (50) in the cross flat plate. According to the interactive panel, the plastic rear shell (20) is adopted, the plastic rear shell (20) is easy to process, and the plastic component cost and the process cost are lower than those of a metal rear shell, so that the processing difficulty and the related cost of the interactive panel are reduced.

The invention relates to a transistor device with a metal backside field plate. Using various techniques, a metal backside field plate is formed at the end of the process. In one example, a GaN layer is grown, the HEMT is fabricated, and the substrate is thinned. A through-hole is formed through the thinned substrate and GaN epitaxy, reaching the underside of the source electrode, and then a metal back surface field plate is deposited. In another example, a recess for the backside field plate is formed completely through the thickness of the substrate, a via is formed through GaN to the source electrode, and then a metal backside field plate is deposited in the recess.

Provided is a downlight including a back cover, a face ring, and a flexible light strip. The back cover includes a bottom surface and a first annular sidewall connected to the periphery of the bottom surface, the back cover is made of metal. The face ring includes an axially extending second annular sidewall, the first annular sidewall surrounds an outer side of the second annular sidewall and contacts an outer wall surface of the second annular sidewall, the face ring is made of plastic. The flexible light strip is fixed to an inner wall surface of the second annular sidewall. The composite structure of the metal back cover enclosing the plastic face ring fully leverages the high thermal conductivity of metal while utilizing plastic to reduce overall costs, achieving synergistic optimization of thermal performance and manufacturing costs.

The utility model discloses a metal backboard welding positioning tool which comprises a welding table, the outer wall of the welding table is fixedly connected with a positioning rod, the outer wall of the positioning rod is in sliding connection with a support, the top end of the support is fixedly connected with a driving assembly, and a movable rod moves in a movable groove by moving the movable rod. The movable rod drives the pressing plate to move until the pressing plate is located above the metal back plate, a handle is pushed, the handle drives the rotating disc to rotate, the rotating disc rotates on the outer wall of the threaded rod, the rotating disc moves downwards while rotating, and the rotating disc drives the pressing plate to move downwards through the connecting rod; the pressing plate moves on the outer walls of the movable rods to drive the rubber blocks to position the metal back plate, the operation is repeated, the other three movable rods above the welding table move, the four end points of the metal back plate are positioned, the multi-point positioning mode is more stable, and the welding position of the metal back plate is prevented from deviating.

The utility model belongs to the technical field of metal back plate spraying jigs, and discloses a metal back plate spraying jig which comprises an installation plate, a first sliding groove is formed in one side of the installation plate, a first sliding block is installed in the first sliding groove in a sliding mode, and a first installation base is installed on one side of the first sliding block in a rotating mode. A second sliding groove is formed in the side, away from the mounting plate, of the first mounting base, a pair of second sliding blocks are symmetrically mounted at the two ends of the second sliding groove, one end of each second sliding block extends to the exterior of the second sliding groove, third sliding grooves are formed in the opposite sides of the second sliding blocks, and pressing plates are slidably mounted in the third sliding grooves; and the pressing plate extends to the exterior of the third sliding groove, and supporting plates are installed at the positions, located below the third sliding groove, of the opposite sides of the pair of second sliding blocks. The device can clamp and fix metal backboards of different sizes, and can assist the metal backboards in moving and rotating in the spraying process, so that the convenience and practicability of the metal backboard spraying jig are improved, and the production cost is reduced.

The utility model discloses a battle position first-aid kit special for a naval vessel. Comprising a bag body, and the bag body is made of nylon 66 coated cloth; a lifting buckle and a lifting handle are arranged at the top of the bag body; fixing straps and fixing hasps are arranged on two sides of the bag body; fixing shoulder straps are arranged on the side surfaces; a red cross mark is arranged on the front surface of the bag body; an H-shaped metal back fork is arranged on the back of the bag body, and fixing belt buckles made of fixing belts are arranged on four convex parts, corresponding to the metal back fork, of the back of the bag body; and the convex part of the H-shaped metal back fork is fixed in the fixing belt buckle. The system provided by the utility model has the advantages of strong adaptability to complex environments, strong portability, improved utilization rate, obvious module distribution and identification and the like.

An orthopaedic implant includes a patella component having a metal base with a polymer bearing molded thereto. A method for making a patella component is also disclosed.

The invention discloses a display device. The display device comprises a display screen; the rear shell is positioned on one side of the display screen; the metal backboard is located between the display screen and the rear shell, the metal backboard is used for fixing the display screen, and the metal backboard comprises a board body; the convex hull is arranged on the plate body, the convex hull protrudes in the direction away from the display screen, a first surface is formed on the top of the convex hull, and a threaded hole is formed in the first surface; the reinforcing part protrudes outwards or is concaved inwards in the first surface; the circuit board is arranged on the side, facing the rear shell, of the metal backboard, and a fixing hole is formed in the circuit board; and the screw passes through the fixing hole and is in threaded connection with the threaded hole so as to fix the circuit board at the top of the convex hull. According to the display equipment provided by the embodiment of the invention, the hardness of the material at the top of the convex hull on the metal back plate and the reinforced part are enhanced, so that the strength of the front surface and the side surface of the threaded hole is improved, and the deformation resistance of the front surface and the side surface of the threaded hole is effectively enhanced.

An electronic device includes a metal back cover and an antenna module. The metal back cover includes a slot, and the antenna module is located in the metal back cover. The antenna module includes a first radiator, a second radiator, a third radiator, a fourth radiator, and a fifth radiator. The first radiator has a feed-in end, the second radiator is connected to the first radiator, and has a contact portion that is in contact with the metal back cover. The third radiator is connected to the second radiator and is located beside the first radiator, and has a first ground end. The fourth radiator is connected to the second radiator and has a second ground end. The fifth radiator connects the third radiator and the fourth radiator, and the feed-in end, the first ground end, and the second ground end are all located between 3.5 mm and 10 mm from the slot.

An electronic device includes a metal back cover, a metal frame, a first antenna module and a second antenna module. The metal frame includes a first and a second disconnection portion, a first and a second connection portion. The first and the second connection portion are connected to the metal back cover. The first disconnection portion is separated from the first connection portion, the metal back cover and the second disconnection portion to form a first slot. The second disconnection portion is connected to the second connection portion and is separated from the metal back cover to form a second slot. The first antenna module is connected to the first disconnection portion, and forms a first antenna path. The second antenna module is connected to the second disconnection portion, and forms a second and a third antenna path with the second disconnection portion and the metal back cover.

The utility model relates to a curved screen backboard forming die structure which is characterized in that the curved screen backboard forming die structure comprises an upper die and a lower die which are used for stamping to form a curved metal backboard, the upper surface of the lower die is in a concave arc shape to form an outer curved surface of the metal backboard, and the lower surface of the upper die is in a convex arc shape to form an inner curved surface of the metal backboard. The upper surface of the lower die is provided with a groove into which the first end of the stud extends, and the lower surface of the upper die is provided with a convex column for riveting the second end of the stud into a sunk groove hole in the upper part of the metal back plate. According to the design of the die, in the using process of the die, a metal back plate to be stamped can be placed on the lower die firstly, then the first end of the stud penetrates through the sinking groove hole from the inner curved surface to one side of the outer curved surface and extends into the groove of the lower die, and the stud is placed into the sinking groove hole stably and is not prone to deviation; therefore, the stud can be pre-installed on the metal backboard conveniently and quickly, accuracy and stability are high, and the situation that the stud is inconvenient and unstable to install is avoided.

This invention relates to the field of welding-related technologies, and in particular to a welding device for processing metal back panels of television sets. The device includes a welding box, a fixed frame, and a welding rack. The fixed frame is fixedly mounted on the top of the welding box, and the welding rack is movably mounted on the bottom of the fixed frame. A pushing welding assembly is installed inside the welding rack, which pushes the welding torch head within the assembly to move horizontally across the back panel surface, forming a continuous welding strip. The tilting lateral assembly of this invention achieves digital and programmable angle adjustment, with high precision and good repeatability, enabling it to perform automated welding of various complex welds such as flat fillet welds and vertical fillet welds. The single-point pressure assembly refines grains and releases thermal stress through mechanical impact, directly intervening in welding deformation and cold cracking hazards. The downward cleaning assembly ensures that every welding is performed on a contaminated surface, fundamentally eliminating welding defects such as porosity and slag inclusions caused by dust and oil.

The invention discloses a high-performance heat dissipation metal back shell and electronic equipment, and is used for solving the technical problem of contradiction between insufficient heat dissipation efficiency and internal space occupation of high-performance electronic equipment in a light and thin design. The high-performance heat dissipation metal back shell is used for covering an internal cavity of the electronic equipment, a heating element is arranged in the internal cavity of the electronic equipment, and the high-performance heat dissipation metal back shell comprises a back shell body and a vapor chamber assembly; the vapor chamber assembly comprises a cover plate, a capillary module and a working medium. The cover plate is connected to the inner wall face of the back shell body in a sealed mode, a vacuum sealed cavity is formed between the cover plate and the inner wall face of the back shell body, the working medium is injected into the sealed cavity, and the capillary module is arranged in the sealed cavity.

The utility model discloses a vacuum glass supporting column arranging device with a positioning structure, which comprises a metal bottom frame and a metal back frame fixed at the top of the rear end of the metal bottom frame, the metal bottom frame and the metal back frame are fixedly connected through welding, an arranging bottom plate is fixed at the top end of the metal bottom frame, and a positioning structure is arranged on the arranging bottom plate. A novel connection type comprehensive protection device is additionally arranged on a metal back frame and a metal bottom frame, the comprehensive protection device drives a U-shaped top frame to move upwards through a lifting top strip, a U-shaped protection soft tarpaulin is slowly unfolded upwards when the U-shaped top frame moves upwards, and when the U-shaped top frame ascends to the highest state, the U-shaped protection soft tarpaulin is unfolded upwards. The lifting top strips are locked through the height fixing screws, so that the U-shaped protection soft tarpaulin is in a completely unfolded state, at the moment, the completely unfolded U-shaped protection soft tarpaulin can completely protect the outer portions of a plurality of pieces of vacuum glass arranged on the arrangement bottom plate, dust, sundries and the like can be effectively prevented from falling on the vacuum glass, and the surfaces of the vacuum glass are prevented from being scratched and stained.

The utility model relates to a metal back plate double-station top clamping tool which is characterized in that the metal back plate double-station top clamping tool comprises two side plates which are arranged in parallel, the two side plates are fixedly connected, a driving assembly is arranged between the two side plates, each side plate is provided with a positioning assembly and a linkage clamping assembly which are fixedly connected, and the positioning assemblies and the linkage clamping assemblies are fixedly connected. The positioning assembly comprises two side positioning seats which are arranged in parallel, a material blocking seat and a supporting seat are arranged between the two side positioning seats, each side positioning seat is provided with a positioning groove, the side wall of each positioning groove is fixedly connected with an elastic plunger, and the linkage clamping assembly comprises a clamping sliding seat, a check block, a chuck, an eccentric wheel and a spring. The double-station metal backboard clamping device has the advantages that the position-adjustable chucks are arranged, the double-station metal backboard clamping device adapts to elastic clamping of metal backboards with different widths, double-station metal backboard clamping can be achieved at the same time through the single driving assembly, and the machining efficiency of the metal backboards is improved.

The utility model provides a folding seat for rail transit, which comprises a backrest component, a seat component and a connecting base, and the front side of the backrest component is provided with a metal back for people to lean on; the chair seat assembly can be overturned relative to the backrest assembly; a metal seat surface for people to sit is arranged at the upper end of the chair seat assembly, and when the chair seat assembly is turned over and opened, the metal seat surface is connected with the metal back surface; the connecting base is used for connecting the backrest assembly and the chair seat assembly; the connecting base is fixed at the lower end of the backrest assembly, and the chair seat assembly is rotatably mounted at the front end of the connecting base; the folding seat for rail transit provided by the utility model adopts the stainless steel seat surface, and has the advantages of good durability and reduced occupied space.

AN ELECTRICAL SOCKET METAL BACK BOX

The utility model discloses a waterproof camera connector, which comprises a metal shell, a cable assembly and a rear shell, and is characterized in that the metal shell comprises an accommodating cavity and a connecting hole which is communicated with the accommodating cavity and protrudes backwards; the cable assembly comprises a center line, a center pin is riveted at the front end of the center line, a floating head is sleeved outside the center pin, a first outer conductor is sleeved outside the floating head, and a second outer conductor is sleeved at the rear end of the first outer conductor; the first outer conductor and the second outer conductor are inserted in the connecting hole in a penetrating manner; the floating head is arranged in the accommodating cavity; the rear shell is integrally formed at the rear end of the connecting hole in an injection molding mode and fixes and clamps the cable assembly. According to the utility model, the groove is arranged on the metal shell, so that the waterproof performance of the whole product can be realized by the rear shell through once molding injection molding, the dispensing process is reduced, the volume of the metal rear cover is reduced, the stability of the waterproof performance of the product is improved, and the waterproof performance is further realized by sleeving the sealing ring outside the second outer conductor.

The application discloses a multi-point emergency relocking door latch mechanism, which comprises a cabinet body provided with a door lock mechanism, and a plurality of lock mechanisms are arranged on the door lock mechanism; a metal front plate and a glass front plate are arranged at the front end of the door lock mechanism, and the glass front plate is located in front of the metal front plate; a metal back plate is arranged at the rear end of the door lock mechanism; the plurality of lock mechanisms are dispersedly arranged on the metal back plate and the metal front plate; the triggering end of the plurality of lock mechanisms penetrates through the metal front plate and is limited on the glass front plate; after the glass front plate is broken, the plurality of lock mechanisms are triggered and lock the door lock mechanism from the horizontal and vertical directions. The anti-explosion mechanism is triggered once, the glass front plate is broken due to the explosion of the cabinet body caused by external force, the related plurality of lock mechanisms which are in tension or elongation are triggered, the movable part of the door lock mechanism is limited, the movement is limited by the three-dimensional dislocation structure, and the important property in the safe is prevented from being quickly stolen by illegal people.

An electronic device includes a metal back cover, a metal frame, and at least one antenna module. The antenna module includes a separated portion, a first radiator, a second radiator, a third radiator disposed between the first radiator and the second radiator, and a fourth radiator connected to the separated portion. A first section of the first radiator is connected to the separated portion. A second section of the first radiator extends from the first section and has a first ground terminal. A third section of the first radiator extends from the first section and has a second ground terminal. The second radiator extends from the separated portion and has a third ground terminal. The third radiator includes a fourth section and a fifth section extending from the fourth section towards the second radiator. The fourth section is located next to the third section and has a fourth ground terminal.

The utility model discloses a taximeter printer paper bin with a magnetic attraction structure, and relates to the technical field of taximeters, the taximeter printer paper bin comprises a box body, a display screen and a drawing paper bin, the display screen and the drawing paper bin are integrated on the left side and the right side of the box body in parallel, the rear end of the drawing paper bin is provided with a bin chamber used for installing a rotating shaft, and printing paper is wound on the rotating shaft; sawtooth patterns are arranged on the top of the front end of the drawing paper bin, a metal back plate is arranged at the bottom of a sliding cavity of the box body and the drawing paper bin, a magnetic attraction ring is additionally arranged on the back of the drawing paper bin through a bolt and a ring sleeve, a magnetic attraction face acting on the metal back plate is arranged on the outer edge of the magnetic attraction ring in the circumferential direction, and a groove used for installing the bolt in a sinking mode is formed in the center of the magnetic attraction ring. The drawing paper bin has the technical advantages that by additionally arranging the metal back plate and the magnetic attraction ring which are magnetically attracted, magnetic attraction locking of the drawing paper bin in the closed state is achieved, and opening and closing of the drawing paper bin are more stable and free of blockage; adjustment of the installation height of the magnetic attraction ring is achieved, and the attraction position between the magnetic attraction ring and the metal back plate can be changed according to actual requirements.

The invention relates to the technical field of armor protection, and discloses a ceramic protection structure resistant to an armor-piercing bullet with the caliber of 30 mm. The ceramic protection structure comprises a ceramic module, a metal frame and a metal back plate. The ceramic modules are square ceramic pieces, energy of bullets is dissipated through fragmentation, and fragments are restrained by the metal frame to be prevented from flying away; the metal frame fixes the ceramic module and provides side and back restraint; the metal back plate supports the whole structure and absorbs residual impact energy. By optimizing the combination mode of the ceramic and the metal frame, the ceramic scattering phenomenon is reduced, the armor weight is reduced, the multi-bullet resistance is improved, and technical support is provided for armored vehicle protection upgrading.

The invention relates to the technical field of rotating target materials, in particular to a centrifugal binding method of a large-size ITO rotating target material, which comprises the following steps: step 1, pretreatment of a contact surface: degreasing and cleaning the inner wall of the ITO target material and the outer surface of a metal back tube, and then respectively sputtering nickel or copper for metallization treatment, with the thickness of a sputtering layer being 0.5-2 microns; step 2, assembling and positioning: coaxially assembling to form a 0.1-0.3 mm uniform binding gap, and mounting a sealing check ring; 3, centrifugal binding is conducted, specifically, rotation is conducted at the rotating speed of 800-1500 r / min, high-purity indium solder at the temperature of 180-200 DEG C is injected, and inert gas protection is conducted; and 4, cooling molding: cooling to room temperature at 5-10 DEG C / min. Uniform filling of the welding flux is achieved through centrifugal force, the binding rate reaches 99% or above, the binding strength is larger than or equal to 25 MPa, the problems that a large-size target material is large in binding defect number and low in strength are effectively solved, and the method is suitable for industrial production.

This utility model discloses a memory module aging test device, including external components and internal components. The external components include an upper sheet metal shell, an electrical box sheet metal back cover installed on one side of the upper sheet metal shell, a lower sheet metal shell installed on the bottom of the inner wall of the upper sheet metal shell, an upper and lower layer partition plate installed on the top of the lower sheet metal shell, a bracket installed on the top of the upper and lower layer partition plate, and a PTC heating element and an exhaust fan installed on the inner wall of the bracket from top to bottom. The memory module aging test device provided by this utility model constructs a high-temperature sealed test environment in which the temperature can be accurately directed to the memory module body. The high-temperature cover module is enclosed by FR4 fiberglass board on four sides. The excellent insulation, heat resistance and flame retardancy of this material effectively prevent heat loss and ensure the stability of the cavity structure, overcoming the two core defects of uneven temperature and the reference temperature not being the temperature of the memory body in the prior art.

An orthopedic implant comprising a knee bone component (10) having a metal base (14) with a polymer bearing (12) molded thereon. The metal base includes a posterior base surface (16) provided with a dimple (30) and an anterior base surface (22) having a plurality of pegs (24) configured to be implanted into the patient's natural knee bone, the anterior base surface and the pegs being coated with a porous metal. A method for manufacturing a knee bone component is also disclosed.

The utility model relates to a mounting structure with an internal thread rivet on a curved screen backboard, which is characterized by comprising a curved metal backboard, the upper part of the metal backboard is provided with a double-screw bolt for an external part lock screw, the first end of the double-screw bolt is provided with a hole, and the hole is provided with an internal thread; the second end of the stud is provided with a sealing piece with the diameter larger than that of the stud, sawteeth are arranged on the periphery of the sealing piece, the sealing piece is fixedly riveted in a sinking groove of the sinking groove hole in the upper portion of the metal back plate, and the sinking groove of the sinking groove hole is formed in one side of the inner curved surface of the metal back plate. The installation structure with the internal thread rivet on the curved screen back plate is reasonable in design, and the installation firmness of the stud can be improved.

This application discloses an antenna and an electronic device, relating to the field of antenna technology. The antenna is used in an electronic device, which includes a metal back shell, a metal frame, and a metal screen substrate. A first window is formed between the screen substrate and the metal frame, and a second window is disposed on the metal back shell. The metal back shell includes opposing first and second sides, as well as opposing third and fourth sides. The second window is disposed close to the first and / or third sides. The area between the first side and the second window is a first region, and the area between the third side and the second window is a second region. A first ground terminal, a feed terminal, and a second ground terminal are disposed on the screen substrate. The feed terminal is located between the first and second ground terminals. The projections of the first ground terminal, the feed terminal, and the second ground terminal onto the metal back shell are located within the first and / or second regions. The first ground terminal, the feed terminal, and the second ground terminal are respectively connected to the metal back shell via metal connectors.

The invention discloses a combined energy storage battery, and relates to the technical field of household vehicle energy storage batteries, the combined energy storage battery comprises a liquid cooling module and a heat dissipation pipe assembly, the top of the liquid cooling module is fixedly provided with a plurality of energy storage battery modules, and the heat dissipation pipe assembly comprises an electromagnetic diverter valve fixed on the outer side surface of a metal backboard. According to the combined energy storage battery, sufficient flow is supplied in the initial liquid pumping and conveying stage of the circulating pump, the flowing flow of cooling liquid on each layer is limited through the electromagnetic flow divider valves based on heat of modules on each layer, and redundant cooling liquid can be shunted through the electromagnetic flow divider valves and enters the electromagnetic flow divider valves on the upper layer along the water supplementing pipes; therefore, sufficient liquid is provided for the electromagnetic diverter valve on the upper layer, cooling liquid in each layer of module flows at different flows to carry out adaptive cooling and different interferences, the situation of invalid heat dissipation is effectively avoided, and the cooling liquid in each layer has sufficient flow to perfectly meet the requirements of different flows of the cooling liquid in each layer of module.

The invention relates to a ceramic and metal composite structure of a delivery pump, and discloses a ceramic and metal composite structure and the delivery pump, the ceramic and metal composite structure comprises a metal structure, a ceramic structure and a bonding structure, the metal structure comprises a metal volute, a metal front protective plate and a metal rear protective plate, and the metal front protective plate and the metal rear protective plate are arranged at the two ends of the metal volute respectively; the ceramic structure comprises a ceramic volute, a ceramic front protective plate and a ceramic rear protective plate, the ceramic volute is arranged in the metal volute, and the ceramic front protective plate and the ceramic rear protective plate are arranged between the metal front protective plate and the metal rear protective plate respectively; the bonding structures are arranged between the metal volute and the ceramic volute, between the metal front protective plate and the ceramic front protective plate and between the metal rear protective plate and the ceramic rear protective plate. According to the ceramic and metal composite structure, an overflowing device made of cast iron and rubber materials in an existing heavy slurry pump can be replaced, the service life is remarkably prolonged, the speed of replacing overflowing parts can be greatly reduced, and the situation that industrial production is affected by replacing the overflowing parts is avoided.