32results about How to "Guaranteed replaceability" patented technology

The invention relate to a drying device (10). In order to reduce a moisture content of a gas located in an inner chamber (34) of the housing (40), the drying device comprises a desiccant cartridge (18) having a desiccant (20). The drying device (10) comprises a protective chamber (32) which is or can be introduced into the housing (40). The protective chamber (32) is in a liquid-tight manner with respect to the inner chamber (34) and is connected to the internal space (34) in a gas-conducting manner. The desiccant cartridge (18) is arranged in the protective chamber. The invention further relates to a battery system (42) having the drying device (10) and relates to a motor vehicle having the battery system (42).

The rotor (1) has a rotor cup (2) and a coupling setting (3) interconnected with a rotor shank (4). The coupling setting is provided with a locking part (5) for axial locking of the rotor cup. A transfer part (9, 10) transfers torque of the rotor shank to the rotor cup. A centering part centering the rotor shank and the rotor cup and provided with a cylindrical drilling and a guide set up. A flexible arrangement is arranged between the cylindrical drilling and the guide set up. Distance between the cylindrical drilling and the guide set up is less than 0.1 mm.

The invention relates to a concrete filled steel tube truss composite beam with detachable bridge deck slabs and a construction method thereof. The concrete filled steel tube truss composite beam is characterized by further comprising the plurality of detachable bridge deck slabs sequentially paved at the upper part of the steel tube truss along with the direction of a bridge, wherein upper bent tubes are arranged at the upper part of the steel tube truss, a plurality of connection board sets are fixed on the upper bent tubes, and the connection boards are provided with screw holes; positioning grooves in one-to-one correspondence with the plurality of connection board sets and anchoring holes in one-to-one correspondence with the screw holes are arranged at the lower part of the bridge deck slabs; and each two adjacent bridge deck slabs are anchored and connected via a gear deadbolts. According to the concrete filled steel tube truss composite beam with detachable bridge deck slabs provided by the invention, replacement of the bridge deck slabs is facilitated when the bright is in use, the construction cycle is shortened, the construction difficulty is reduced, the construction quality and personnel safety can be ensured, and the requirement on construction site can be reduced.

The invention belongs to the field of coal slime powder pretreating, and specifically relates to a classifying dropping-type coal slurry pretreating device. The classifying drop-type coal slurry pretreating device provided by invention at least comprises a dropping box and a classifying dropping system, wherein a flotation agent feeding part and a coal slurry feeding part are correspondingly arranged above the classifying dropping system, the classifying dropping system comprises sliding plates which are arranged in a space layering manner, and the sliding plates which are arranged in a layer-by-layer manner are joined each other from head to end so as to form a channel for mixing and traveling of coal slurry and a flotation agent. The device also comprises a splitting unit, wherein the splitting unit is at least arranged on the discharge end of one layer of sliding plate, and the splitting end of the splitting unit is positioned on the layering surface of dropping paths of low-ash-content coarse granules and high-ash-content fine clay of the coal slurry on the layer of sliding plate. Through a stripping effect of the splitting unit on high-ash-content fine clay and low-ash-content coarse granules, the pollution of the high-ash-content fine clay to floatation fine coal is farthest lightened, the operating efficiency of the classifying dropping-type coal slurry pretreating device is improved, meanwhile, the practical input amount of the flotation agent is also greatly reduced, and the control on the pretreating cost is facilitated.

The invention relates to a built-in type mounting platform for a lightning rod of a bridge tower and a method for mounting the lightning rod through the mounting platform. The bridge is a cable-stayed bridge or a suspension bridge. The mounting platform is composed of inner and outer casings of certain heights, a plain steel inner tube of the outer casing is connected with a bridge crown through a shear key, plain steel upper and lower ends of a plain steel tube of the inner casing and stainless steel outer thread steel tubes are welded together through a welding steel tube connecting plate, the stainless steel outer thread steel tubes are connected with a lightning rod base plate and a handle connecting plate, a mounting handle is welded on the handle connecting plate, and the inner and outer casings are in threaded connection. The mounting method comprises the steps of embedding the outer casing on which the shear key is welded, placing concrete, fixing the lightning rod on the lightning rod base plate, enabling the lightning rod and the inner casing to penetrate the outer casing by rotation, and stretching the lightning rod in place. By means of the mounting platform and the method, mounting and maintenance of the lightning rods of high bridge towers can be completed in the towers, out-of-tower high-altitude operations can be avoided, landscape requirements for the bridge towers are met, components outside bridge tower crowns are not added, the stability and operability are good, the mounting is simple, and the maintenance is convenient.

The invention relates to a molten furnace slag granulation system. The granulation system comprises a slag tank, a slag seam adjusting device, a granulating device and a slag tank lining; an opening is formed in the bottom of the slag tank; the slag seam adjusting device comprises a first roller and a second roller which are respectively arranged at the bottom of the slag tank; a gap is kept between the first roller and the second roller to form a slag seam; the slag seam is positioned under the opening in the bottom of the slag tank; the first roller and / or the second roller can move in the horizontal direction; the granulating device is arranged below the slag seam adjusting device; an ejection outlet of the granulating device is towards the lower portion of the slag seam; the granulating device is a high-pressure ejecting device; the slag tank lining is placed inside the slag tank and is matched with the slag tank in shape. The system provided by the invention is simple in structure, small in size, simple to operate during a molten slag granulation process, high in reliability, ideal in granulation effect and capable of guaranteeing sustainability of furnace slag granulation, realizing automatic cleaning during a granulation process and also greatly lowering the equipment investment and operating cost.

The invention discloses a traveling wheel bearing of a coal mining machine which is convenient for maintenance. The inner ring of the bearing is connected with the traveling rotating shaft in the manner of axial and radial limiting, and is also clamped with the traveling rotating shaft. In this way, The bearing can be easily disassembled to improve the ability of maintenance and replacement. The present invention also provides a convenient detachable installation mechanism for the shearer running wheel bearing which is convenient for maintenance. The detachable installation structure can effectively ensure the safety of the bearing Easy installation and replacement performance. At the same time, even if the bearing seat is damaged, it is easy to replace the bearing seat, which ensures the modular performance, effectively improves the maintenance performance of the shearer, and reduces the maintenance cost of the shearer.

The invention discloses a traction motor. The traction motor comprises a bearing outer oil seal, a bearing and a bearing inner oil seal, wherein the bearing outer oil seal, the bearing and the bearinginner oil seal are sequentially arranged in the axial direction, an outer oil seal oil storage chamber is formed in the bearing outer oil seal, and an inner oil seal oil storage chamber is formed inthe bearing inner oil seal. The traction motor further comprises an annular grease pocket, wherein the annular grease pocket comprises an annular groove which is coaxially formed with the bearing anda control piece which is used for driving the annular groove to move to be in contact with the bearing in the axial direction or move to be away from the bearing in the axial direction; the annular groove is arranged in the outer oil seal oil storage chamber or the inner oil seal oil storage chamber; the end, close to the bearing, of the annular groove in the axial direction is open; the end, awayfrom the bearing, of the annular groove in the axial direction is sealed, and a grease supplement opening is formed in the side, close to the annular grease pocket, of the bearing. Old grease in thebearing of the traction motor can be completely replaced during grease supplement maintenance. The invention further discloses a rail vehicle comprising the traction motor, wherein the old lubricatinggrease in the bearing of the traction motor can be completely replaced during grease supplement maintenance.

The invention provides an automatic replacement device for cathode plate clamping strips and expansion strips, which includes a feeding platform, a disassembly platform, an installation platform for clamping strips, and an installation platform for expansion strips. The platforms are connected by conveyor belts and connected to a controller. Communication connection; the top surface of the disassembly platform is equipped with a disassembly fixing frame, a pressing block, and a disassembly mechanism; Mechanism, reclaiming mechanism, CCD camera, installation mechanism. The retrieving mechanism of the present invention is provided with reversible retrieving claws, through the cooperation with the CCD camera, it can be flipped and adjusted before and after retrieving, ensuring the consistency of the direction of the clamping strips. With the cooperation of the tight rollers, one end of the clamping strip is first pressed into the stainless steel plate, and then pressed into the cathode plate sequentially by the pressing rollers, so as to realize the installation of the clamping strip without knocking, avoiding damage to the clamping strip, and ensuring the electrolysis process. in the stability.

The invention belongs to the field of road roller equipment, and specifically relates to a vibrating drum having a self-lubricating structure for use in a vibratory roller. The vibrating drum having a self-lubricating structure comprises a steel drum and an exciter barrel. A sleeve-shaped oil groove ring plate sleeves the exciter barrel. An oil inlet notch communicating a lubricating oil chamber and the cavity of the exciter barrel is formed in the outer wall of the exciter barrel. The oil inlet notch penetrates through the wall of the exciter barrel and communicates with a transmission gear and / or a bearing for supporting a set of eccentric blocks in the exciter barrel. T-form strip-shaped grooved plates are arranged on the inside annular surface of the oil groove ring plate, and the bottommost ends of the grooved plates are fixedly connected with the inside annular surface of the oil groove ring plate. The plate length direction of the grooved plates is parallel to the axis direction of the oil groove ring plate. More than two grooved plates are provided and evenly distributed at intervals in the circumferential direction of the oil groove ring plate. The vibrating drum having a self-lubricating structure allows for sufficient lubrication and heat dissipation of various kinematic members in the vibrating drum, and therefore, the use reliability and the service life of the vibrating drum are guaranteed eventually.

The invention relates to a drying device (10) comprising a desiccant cartridge (18) with a desiccant (20) in order to reduce the humidity of the gas located in the interior space (34) of a housing (40) . Here, the drying device (10) has a protective chamber (32) which is placed or can be placed in the housing (40), which is liquid-tight with respect to the inner space (34) and connected gas-conductively with the inner space ( 34), the desiccant box (18) is set in the protection chamber (32). Furthermore, it relates to a battery system ( 42 ) with the drying device ( 10 ) and a motor vehicle with the battery system ( 42 ).