36results about How to "Prevent external impact" patented technology

Disclosed is a method of manufacturing a magnetic field shielding sheet. The method of manufacturing a magnetic field shielding sheet formed as a plurality of divided pieces includes preparing a magnetic sheet formed of a magnetic material and having a first area and punching the magnetic sheet to form a shielding sheet using a mold such that the shielding sheet having a second area which is narrower than the first area is separated from the magnetic sheet, wherein the punching of the magnetic sheet to form the shielding sheet includes forming at least one linear slit in an inner region of the second area using the mold such that the shielding sheet is divided into a plurality of pieces while the shielding sheet is separated from the magnetic sheet to have the second area.

Disclosed is a magnetic field shielding unit. The magnetic field shielding sheet includes a magnetic field shielding sheet and a metallic protecting member attached to a surface of the magnetic field shielding sheet via an adhesive layer for protecting the magnetic field shielding sheet as well as to for radiating heat generated from a heat source.

The invention provides a push-and-pull electromagnet. A center pole passing through an outer frame is arranged on the central spindle of a movable iron core; one end of the center pole is a telescopicworking end, and the other end of the center pole is a limiting end for thrust limiting; a rotary disc is arranged on the working end in a sleeving manner; the rotary disc is movably connected with the outer frame; a spiral inner ball groove is formed in the axle hole of the rotary disc, and a corresponding outer ball groove is formed in the working end; stainless steel balls are matched betweenthe inner ball groove and the outer ball groove; a tapered head is arranged on the rotary disc; the movable iron core telescopes to drive the rotary disc to rotate, and the tapered head rotates aroundthe working end; a reset spring is further arranged on the limiting end in a sleeving manner; a sliding ring is further arranged on the limiting end in the sleeving manner; the reset spring acts between the outer frame and the sliding ring; the sliding ring and the outer frame are articulated through two connecting rods; the two connecting rods are a first connecting rod and a second connecting rod respectively; one end of the first connecting rod is articulated onto the outer frame, and the other end of the first connecting rod is articulated to one end of the second connecting rod; and theother end of the second connecting rod is articulated onto the sliding ring.

A display panel having a display area and a non-display area at least partially disposed around the display area, and first and second opposing surfaces; and a first stack structure disposed on the first surface of the display panel including a first layer disposed on the first surface of the display panel, a second layer disposed on the first layer, and a third layer, disposed between the first layer and the second layer; the second layer having a larger size than the first layer in a plan view; and a side surface of the second layer extending outwardly beyond a side surface of the first layer.

Disclosed is a method of manufacturing a magnetic field shielding sheet. The method of manufacturing a magnetic field shielding sheet formed as a plurality of divided pieces includes preparing a magnetic sheet formed of a magnetic material and having a first area and punching the magnetic sheet to form a shielding sheet using a mold such that the shielding sheet having a second area which is narrower than the first area is separated from the magnetic sheet, wherein the punching of the magnetic sheet to form the shielding sheet includes forming at least one linear slit in an inner region of the second area using the mold such that the shielding sheet is divided into a plurality of pieces while the shielding sheet is separated from the magnetic sheet to have the second area.

The invention relates to a human body protection mat, in particular to a human body protection mat which is shaped by molding and used for a knee, shoulder, elbow, shin or other parts of the human body. The human body protection mat comprises a mat body shaped by molding an elastic material and multiple buffer cells, both the transverse section and the longitudinal section of the mat body are bent into an arc arch, and the buffer cells are distributed on a first surface of the mat body; each buffer cell comprises a notch shaped on the first surface, a protrusion block shaped at the notch bottom of the notch and a spacing between the periphery of the protrusion block and the side wall of the notch; the top surface of the protrusion block protrudes out of the first surface of the mat body; the top surface of the protrusion block is an arc concave surface. In the human body protection mat, when the first surface of the mat body encounters external force at any angle, the buffer cells can generate inner strength to resist the external force, and generate a little elastic deformation of deflection, distortion, rotating twisting and the like in the direction of the external force so as to absorb impact force and exert the effect of damping and buffering.

The invention relates to a human body protection mat, in particular to a human body protection mat which is shaped by molding and used for a knee, shoulder, elbow, shin or other parts of the human body. The human body protection mat comprises a mat body shaped by molding an elastic material and multiple buffer cells, both the transverse section and the longitudinal section of the mat body are bent into an arc arch, and the buffer cells are distributed on a first surface of the mat body; each buffer cell comprises a notch shaped on the first surface, a protrusion block shaped at the notch bottom of the notch and a spacing between the periphery of the protrusion block and the side wall of the notch; the top surface of the protrusion block protrudes out of the first surface of the mat body; the top surface of the protrusion block is an arc concave surface. In the human body protection mat, when the first surface of the mat body encounters external force at any angle, the buffer cells can generate inner strength to resist the external force, and generate a little elastic deformation of deflection, distortion, rotating twisting and the like in the direction of the external force so as to absorb impact force and exert the effect of damping and buffering.

The invention discloses a bridge anti-collision device which comprises a bridge deck horizontally placed between bridge piers. Fixing frames are arranged on the peripheries of the bottom ends of the bridge piers, two sides of the fixing frames are vertically connected with fixing plates, anti-collision mechanisms are mounted on the outer sides of the fixing plates and float on a water surface, smooth surfaces are arranged on the peripheries of the fixing plates, the centers of the anti-collision mechanisms penetrate the bridge piers, contact surfaces of the anti-collision mechanisms and the bridge piers are slidably connected with rubber pneumatic bags, the side faces of the rubber pneumatic bags are provided with sliding grooves corresponding to the smooth surfaces, first mounting platesare rectangularly distributed at corners of the anti-collision mechanisms, and first anti-collision balls are arranged on the outer sides of the first mounting plates. By the aid of the rubber pneumatic bags and the sliding grooves, the anti-collision mechanisms can float on the water surface and vertically slide by matching of the sliding grooves and the fixing plates, failure of the anti-collision mechanisms incapable of moving due to water level rise or fall is avoided, and the bridge anti-collision device is strong in applicability.

The invention relates to the charging field of a pure electric motor coach, specifically to a charging logistics system of pure electric motor coach. An entire charging logistics system of pure electric motor coach comprises a battery charging area, a battery fast-exchange area and an electric translation trolley. The battery charge area is provided with a charger, a charging rack and a stacker inside; the battery fast-exchange area is provided with an electric assistance mechanical arm a communicated ground track is arranged in the battery charging area and the battery fast-exchange area; the electric translation trolley is arranged on the ground track; the charger is butted with the charging rack. The stacker is butted with the charging rack and the electric translation trolley through movement; and the electric assistance mechanical arm is butted with the battery installation position of the pure electric motor coach and the electric translation trolley through movement, respectively. The charging logistics system of the invention avoids excessive positioning and abutting precision requirements to the electric motor coach when a plurality of battery boxes are assembled, improves gesture adaptability without special parking driver, reduces the operation cost and is flexibly applied.

Disclosed is a magnetic field shielding unit. The magnetic field shielding sheet includes a magnetic field shielding sheet and a metallic protecting member attached to a surface of the magnetic field shielding sheet via an adhesive layer for protecting the magnetic field shielding sheet as well as to for radiating heat generated from a heat source.

Disclosed is an exhaust sound generating apparatus of a vehicle including a housing which has a connection flow passage connected to the exhaust pipe of a vehicle and is open on one surface, a cover member covering the open portion of the housing, and a membrane accommodated in an inside of the housing to partition the inside of the housing into a first space on the connection flow passage side and a second space on the cover member side and vibrated by the pulsation of exhaust gas.

The invention discloses a rotary type electromagnet. The rotary type electromagnet comprises an outer frame, a static iron core and a movable iron core, wherein the static iron core is coaxially installed inside the outer frame, and a coil is wound on the static iron core; the movable iron core is coaxially matched in the static iron core; a center pole passing through the outer frame is arrangedon the central spindle of the movable iron core; one end of the center pole is a telescopic working end, and the other end of the center pole is a limiting end for thrust limiting; a rotary disc is arranged on the working end in a sleeving manner; the rotary disc is movably connected with the outer fame; a spiral inner ball groove is formed in the axle hole of the rotary disc, and a correspondingouter ball groove is formed in the working end; stainless steel balls are matched between the inner ball groove and the outer ball groove; a tapered end parallel to the working end is arranged on therotary disc; the movable iron core telescopes to drive the rotary disc to rotate, and the tapered end rotates around the working end. The rotary type electromagnet is additionally provided with a locking structure capable of generating rotation along with the telescoping of a push rod, the rotary type electromagnet is used for coordination in the specific locking structure, the capacity of increasing locking can be achieved, and the push rod also can be avoided from being impacted by external force.

The invention discloses a central server heat dissipation device based on big data. The central server heat dissipation device comprises a heat sink, a fixed frame, an electric wire, a terminal, sponge mat layers and a working chamber, the heat sink and the terminal are respectively of a cuboid structure, the fixed frame is welded at the upper end of the heat sink, a wire socket used for being connected with the electric wire is formed in the back of the heat sink, one working chamber is formed between the two sponge mat layers, a signal port, signal contacts, a server, an inner limit circle,an auxiliary driving mechanism and an outer fixed ring are respectively arranged in the working chamber, and the signal contacts are respectively arranged at the two sides of the signal port. The central server heat dissipation device disclosed by the invention has the advantages that the terminal jointly cooperates with the signal port, the signal contacts and a server, the server forms three signals by utilizing the signal port and the two signal contacts, two signal circuits are arranged in the server and used for being butted with the signal contacts, the server is started by utilizing thetwo signal contacts when the signal port is damaged, in short circuit or paralyzed, and motor burnout caused by a fact that a motor continuously operates while heat dissipation is stopped can be avoided.

The invention discloses a filter system for a built-in containment refueling water storage tank, which comprises disintegrating slag trash rack arranged above a hole of an upper floor of the built-in containment refueling water storage tank, a disintegrating slag detention basket is arranged in the built-in containment refueling water storage tank below the hole of the upper floor, an opening at the upper part of the disintegrating slag detention basket is higher than the highest liquid level of liquid in the built-in containment refueling water storage tank and aims at the hole of the upper floor on the in-containment refueling water storage tank, the disintegrating slag detention basket and a pumping inlet filter are independently arranged or are connected with each other through a fixing device in the built-in containment refueling water storage tank, and the disintegrating slag trash rack, the disintegrating detention basket and the pumping inlet filter form a three-level filter system. The system occupies a relatively small area, is more flexible in arrangement and high in filter efficiency, does not need a large-area space, and is also suitable for an underwater environment such as the built-in containment refueling water storage tank.

The invention discloses a millimeter wave radar detection device based on 24.125 GHz. The device comprises a protective jacket, a permanent magnet and a mounting plate. A tempered glass plate is arranged in the middle of the upper side of the protective jacket. A fixation disk is welded on the upper outer side of the protective jacket. An anti-vibration spring is arranged below the fixation disk.A horizontal plate is arranged in the middle of the anti-vibration spring. A rotating shaft is arranged on the outer side of the horizontal plate. A pinch plate is arranged below the rotating shaft. Avibration coil is arranged in the middle of the permanent magnet. The permanent magnet is located inside the protective jacket. A support plate is fixed below the protective jacket. A positioning disk is arranged below the support plate. A plastic sleeve is arranged below the positioning disk. A support block is fixed in the plastic sleeve. An extension disk is arranged below the mounting plate.The mounting plate is located below the plastic sleeve. The millimeter wave radar detection device based on 24.125 GHz has a protective structure, and is less affected by vibration. The signal receiving range of a probe can be adjusted.

Disclosed is an exhaust sound generating apparatus of a vehicle including a housing which has a connection flow passage connected to the exhaust pipe of a vehicle and is open on one surface, a cover member covering the open portion of the housing, and a membrane accommodated in an inside of the housing to partition the inside of the housing into a first space on the connection flow passage side and a second space on the cover member side and vibrated by the pulsation of exhaust gas.

The invention discloses a central server heat dissipation device based on big data. The central server heat dissipation device comprises a heat sink, a fixed frame, an electric wire, a terminal, sponge mat layers and a working chamber, the heat sink and the terminal are respectively of a cuboid structure, the fixed frame is welded at the upper end of the heat sink, a wire socket used for being connected with the electric wire is formed in the back of the heat sink, one working chamber is formed between the two sponge mat layers, a signal port, signal contacts, a server, an inner limit circle,an auxiliary driving mechanism and an outer fixed ring are respectively arranged in the working chamber, and the signal contacts are respectively arranged at the two sides of the signal port. The central server heat dissipation device disclosed by the invention has the advantages that the terminal jointly cooperates with the signal port, the signal contacts and a server, the server forms three signals by utilizing the signal port and the two signal contacts, two signal circuits are arranged in the server and used for being butted with the signal contacts, the server is started by utilizing thetwo signal contacts when the signal port is damaged, in short circuit or paralyzed, and motor burnout caused by a fact that a motor continuously operates while heat dissipation is stopped can be avoided.