35results about How to "Simple and reliable assembly" patented technology

In the case of a rail-fixing system according to the invention, the individual elements are arranged on the flat surface (2) of the firm underlying surface (1) available in each case. In this case, the positional fixing of an angular guide plate (11, 12) does not take place via projections or depressions formed on the underlying surface (1) but rather via a separate angle bracket (18, 19). During the installation of the fixing system according to the invention, this angle bracket (18, 19) can easily be positioned in each case in such a manner that optimum support of the angular guide plate (11, 12) is ensured irrespective of its particular orientation on the particular underlying surface. The fixing system according to the invention can thereby build on a known system from which it takes most of the components, such as the elastic intermediate layer (4), pressure-distributing plate (8), spring element (26, 27) and clamping element (28, 29).

The invention discloses an in-situ core migration chamber and a core migration method. The in-situ core migration chamber comprises a core storage chamber; the core storage chamber is a hollow cavity;the left end and the right end of the core storage chamber are connected with a first transfer pipe and a second transfer pipe respectively; the core storage chamber is internally provided with a core room and a support; the core room is a hollow cavity for placing a core; one end of the support is fixedly connected with the outer wall of the core room and the other end is connected with the inner wall of the core storage chamber through a pulley, and thus, the core room can slide in the core storage chamber; the right end of the second transfer pipe is connected with a sealed ball valve through a quick connector; the sealed ball valve rotates under effects of a driving mechanism to realize sealing of the core storage chamber; the right side of the sealed ball valve is connected with an adapter; the first transfer pipe is internally provided with a flap valve and a driving piece thereof, the flap valve is connected with the driving piece, turning of the flap valve is realized throughthe driving piece, and sealing of the core storage chamber is thus realized; and the core storage chamber is also connected with a pressure balance control unit and a temperature balance control unit.The in-situ core migration chamber and the core migration method are suitable for all kinds of pressure holding and coring operations.

A power conversion apparatus is provided, which comprises a housing, a mother board, an electromagnetic filter board, a signal board, and a heat-dissipation module. The housing includes a first heat-dissipation wall and a coolant passage. The mother board is disposed upon the housing, and comprises a first surface facing the housing and a first power device. The heat-dissipation module includes a first insulated heat-conducting sheet adhered to the corresponding first heat-dissipation wall and a first elastic clamp. When the first surface of the mother board approaches the housing to clamp the first power device within the accommodating space, the first power device is pressed against by the first elastic clamp and thus adhered to the first insulated heat-conducting sheet, so that the first power device is thermally coupled to the first heat-dissipation wall and the coolant passage via the first insulated heat-conducting sheet.

The dry-type high-frequency high-voltage transformer structure (1) of the present invention is characterized by comprising an EE-type magnetic core (2), a square skeleton (3), a square coil (4) and afixed support device (6) and further comprising a lead-out copper bar or copper wire (7) of the coil, wherein the EE magnetic core (2) is formed by installing two E-type magnetic cores (21) in such away that the openings of the two E-type magnetic cores are opposite to each other and the two E-type magnetic cores are aligned in the vertical direction; the square skeleton (3) sleeves the central pillar of the EE-type magnetic core (2); the square coil (4) is a vertical structure and is formed by winding a combination of a low-voltage coil (41) and a high-voltage coil (42) around the square skeleton (3); and the high-voltage coil ( 42) and the low-voltage coils are alternately wound around the square skeleton (3). The dry-type high-frequency high-voltage transformer structure solves the performance defects of low transmission capacity, low step-up voltage, low efficiency, incapability of long-term operation and low reliability in the current high-frequency and high-voltage fields such that a high-frequency and high-voltage power supply can be used widely and reliably.

A drag vacuum pump (10) comprises: a housing (12) that forms a vaneless pump stator (30); a rotor drive, and; a rotor bearing that holds a pump rotor (16) having vanes (18) in a manner that enables the rotor to rotate. The housing (12) surrounds the entire axial length of the pump rotor (16), of the rotor drive and of the rotor bearing. Prior art devices consist of multiple part designs thus having seals between housing parts. The seals are difficult to coat and can be or become sites at which leakage occurs. The inventive housing (12), on the contrary, has a one-piece design so that, in any case, the area of the housing (12) that is in contact with the vacuum gas is free from seals.

The invention relates to an in-orbit segmented mirror assembly device, belongs to the technical field of precision mechanical engineering, and relates to a high-precision and high-reliability quick-installation interface which can be used for remote sensor in-orbit segmented mirror assembly. The quick-installation interface can be used for in-orbit remote sensor assembly, and can also be used forhigh-precision and high-reliability in-orbit assembly of other products. In such installation mode, the six degrees-of-freedom of a product can be completely constrained, and no statically indeterminate or hyper-static phenomenon can occur. The in-orbit segmented mirror assembly device can solve the interface problem of the in-orbit assembly, and has novel structure, simple and efficient assemblymethod, high precision and high stability compared with a traditional remote sensor connection mode.

The invention relates to a disk brake (1) for a vehicle, in particular for a utility vehicle, comprising a brake disk having a brake-disk axis of rotation (2), a brake caliper (3), in particular a sliding caliper, which has an application section (3a) and a back section (3b), at least two brake pads (4, 5), which each have a pad back plate (4a, 5a) provided with a pad-retaining spring (6, 7), which brake pads are each supported under preload by a pad-retaining clip (8) releasably fastened to the brake caliper (3) and of which brake pads an application-side brake pad (4) is associated with theapplication section (3a) and a back-side brake pad (5) is associated with the back section (3b), and a securing device (10) for securing the position of the pad-retaining clip (8), which securing device forms a releasable connection between the pad-retaining clip (8) and the pad back plate (5a) of the back-side brake pad (5). The securing device (10) has at least one clip element (11) and at leastone retainer (12, 12'), wherein, in an installed state of the pad-retaining clip (8), at least one section (11e) of the at least one clip element (11) is in engagement with at least one section (12b,12c, 5c) of the retainer (12, 12'), and wherein, during installation / removal of the pad-retaining clip, the at least one section (11e) of the at least one clip element (11) can be moved against a spring force of said at least one section (11e) or of at least one section (11d) of the at least one clip element (11) that is connected to said section (11e). The invention further relates to a corresponding brake pad set (100).

The invention relates to a rechargeable battery cell (1) having a cell housing (2) that has a bottom (3), a top (4) and lateral walls (5, 6, 7, 8) connecting the bottom (3) to the top (4), wherein the top (4) is elongate and has two openings provided along its longitudinal extension and, with regard to its longitudinal extension, two ends that are opposite each other, wherein a positive electrical terminal (9, 10) of the rechargeable battery cell (1) passes through one opening and a negative electrical terminal (9, 10) of the rechargeable battery cell (1) passes through the other opening., wherein said electrical terminals (9, 10) project by a predefinable amount from the upper side of the top (4) remote from the inside of the cell housing (2), a first electrical terminal (9) of the electrical terminals (9, 10) being situated closer to a first end of the two ends of the top (4) than to a second end of the two ends of the top (4), and a second electrical terminal (10) of the electrical terminals (9, 10) being situated closer to the second end of the top (4) than to the first end of the top (4), characterized in that the distance between the first electrical terminal (9) and the first end of the top (4) is larger than the distance between the second electrical terminal (10) and the second end of the top (4).

A split piston (1), for an internal combustion engine is disclosed, comprising an upper piece (2), connected to a lower piece (3), by means of a screw connection. The screw connection comprises a tubular connector piece (24), mounted on the underside of the piston upper piece (2) with an external thread (25), a spacer sleeve (27) with an external (29) and an internal (28) thread and a support rib (12) formed on the lower piece (3) of the piston (1) with an internal thread (26). The upper piece (2) can thus be screwed to the lower piece (3), by means of the connector piece (24), the spacer sleeve (27) and the support rib (12). The spacer sleeve (27) acts as a compressing body and the connector piece (24) as an extending body, to generate the mechanical tension necessary for fixing the screw connection.

The invention relates to a fastening device (10) for a B-pillar trim panel of a motor vehicle with a curtain airbag. The fastening device includes a shell-shaped pillar trim panel element (22) and an inner pillar element (12). According to the invention, the shell-shaped pillar trim panel element (22) is provided with a horizontally extending guide groove (30) for receiving an edge element of the roof lining (42), and a first form-fitting element (34) fastened to an inner side (28) of the shell-shaped pillar trim panel element (22) is provided in the upper region (24). A second form-fitting element (16) is arranged in an upper region (14) of the inner column element (12). A lower partial region (18) of the second form-fitting element (16) allows the first form-fitting element (34) to partially penetrate to the outside. The second form-fitting element (16) is arranged to prevent a movement of the first form-fitting element (34) inward and in a direction parallel to a straight forward travel direction (44) of the motor vehicle by means of the form-fitting connection with the upper partial region (20).

A proportional valve (1), including a piston guide sleeve (4) and a valve piston (3) that can be moved in the piston guide sleeve (4), and further including a check valve (13) arranged in a pressure medium inlet (10) to the proportional valve (1). According to the invention a proportional valve (1) is provided, in which the adaption of the check valve (13) to the proportional valve (1) is improved with respect to the prior art. This is achieved in that the check valve (13) is arranged in an annular gap (14) surrounding the piston guide sleeve (4) in a region of the pressure medium inlet (10).

The invention discloses a stabbing prevention puncture needle. The stabbing prevention puncture needle comprises a needle holder, a needle body, a protection cover and a locking part. The needle body is fixed onto the needle holder, and the wall of the needle body is provided with a bayonet; the protection cover externally sleeves the needle body and is shorter than the needle body, and the protection cover is matched with the needle holder before accessing to a stabbing prevention state and separated from the needle holder when accessing to the stabbing prevention state; the locking part is positioned in the protection cover, the locking part and the protection cover are relatively fixed in the axial direction of the needle body, the locking part is provided with a through hole allowing the needle body to pass through and further provided with a projection towards the needle body, and in the stabbing prevention state, the projection is matched with the bayonet of the needle body to enable the locking part and the needle body to be fixed together, and the distance between the projection and one end, close to the point of the needle body, of the protection cover is larger than that between the bayonet of the needle body and the point of the needle body. The stabbing prevention puncture needle which is capable of preventing the used puncture needle from stabbing people is provided for solving the technical problem that the used puncture needle is prone to stabbing people.

The present disclosure provides a power conversion module including a magnetic component and a power device layer. The magnetic component includes a main body layer, a first magnetic core, a second magnetic core and a conductor. The main body layer includes a first surface and a second surface opposite to each other. The first magnetic core is embedded in the main body layer and adjacent to the first surface. The second magnetic core is embedded in the main body layer and adjacent to the second surface. The first magnetic core and the second magnetic core are connected to form plural magnetic columns. The conductor is embedded between the first surface and the second surface. The conductor is partially disposed between the plural magnetic columns. The power device layer is disposed on the first surface. The power device layer includes a power device electrically connected to conductor.

The invention relates to a high-power chip heat dissipation structure of an automobile audio entertainment system host, Including top shell, extruded aluminum fin, heat sink cover plate, heat dissipate silica gel pad, a PCB board and a middle frame for mounting a high-power chip, Top shell, extruded aluminum fin, A PCB board is fixedly installed on the middle frame from top to bottom in turn, Thetop shell covers the top of the extruded aluminum fin, the cover plate covers the front and back sides of the extruded aluminum fin, the heat dissipation silica gel pad is arranged between the extruded aluminum fin and the high-power chip, the heat dissipation silica gel pad is pasted on the high-power chip, and the heat dissipation silica gel pad is extruded and fixed by the bottom of the extruded aluminum fin. The aluminum-extruded fin comprises a stepped mounting frame and a plurality of heat dissipation trapezoidal teeth, which are manufactured by an aluminum-extruding process, wherein thestepped mounting frame and the heat dissipation trapezoidal teeth are formed by an aluminum extrusion process. The whole structure design of the heat dissipation structure is ingenious, and the heatdissipation area is greatly increased through the special structure of the aluminum-extruded heat dissipation fin combined with the heat dissipation fin cover plate and the heat dissipation silica gelpad, so that the rapid heat dissipation of the high-power chip can be realized.

The lever-type connector (10) is provided with: a first housing (51); a second housing (21) which can be fitted to and separated from the first housing (51); a lever (30) rotatably supported on the second housing (21) and causing, by being rotated, the first housing (51) and the second housing (21) to be fitted together and separated from each other; support stems (24) disposed on the second housing (21); bearing parts (33) disposed in the lever (30) and having stem-sliding grooves (34) along which the support stems (24) slide; cam followers (35) disposed on the lever (30); cam grooves (63) which are disposed in the first housing (51) and with which the cam followers (35) engage; guide protrusions (26) disposed on the second housing (21); and guide grooves 36 which are disposed on the lever (30) and with which the guide protrusions (26) engage. When the first housing (51) and the second housing (21) are in a state in which the fitting together thereof by rotating the lever (30) is completed, the lever (30) is enabled to slide with respect to housing (21).

The invention discloses a stabbing prevention puncture needle. The stabbing prevention puncture needle comprises a needle holder, a needle body, a protection cover and a locking part. The needle body is fixed onto the needle holder, and the wall of the needle body is provided with a bayonet; the protection cover externally sleeves the needle body and is shorter than the needle body, and the protection cover is matched with the needle holder before accessing to a stabbing prevention state and separated from the needle holder when accessing to the stabbing prevention state; the locking part is positioned in the protection cover, the locking part and the protection cover are relatively fixed in the axial direction of the needle body, the locking part is provided with a through hole allowing the needle body to pass through and further provided with a projection towards the needle body, and in the stabbing prevention state, the projection is matched with the bayonet of the needle body to enable the locking part and the needle body to be fixed together, and the distance between the projection and one end, close to the point of the needle body, of the protection cover is larger than that between the bayonet of the needle body and the point of the needle body. The stabbing prevention puncture needle which is capable of preventing the used puncture needle from stabbing people is provided for solving the technical problem that the used puncture needle is prone to stabbing people.

The invention relates to the technical field of air purification devices, in particular to a baffle plate and a vehicle-mounted air purifier. The baffle plate comprises a plate body; a first through hole which penetrates through the plate body and is suitable for forming an avoiding space for an air flowing path; a second through hole which penetrates through the plate body and is formed in the peripheral side of the first through hole in a surrounding mode, and the second through hole is suitable for containing a filter screen; the shape of the second through hole is matched with that of the filter screen, and the second through hole is suitable for being matched with the filter screen in an inserting manner. According to the baffle plate provided by the invention, the second through hole is formed in the peripheral side surrounding the first through hole, the second through hole is suitable for accommodating the filter screen, and the second through hole is in inserted fit with the filter screen, so that the filter screen can be quickly replaced by inserting and pulling out the filter screen, the assembly efficiency is improved, the complexity of replacing the filter screen is reduced, and the user experience is improved.

A friction vacuum pump ( 10 ) comprises a housing ( 12 ) defining a vaneless pump stator ( 30 ), a rotor drive and a rotor support which rotatably supports a pump rotor ( 16 ) provided with a vane ( 18 ). The housing ( 12 ) surrounds the overall axial length of the pump rotor ( 16 ), the rotor drive and the rotor support. Prior art housings are of multipart configuration and thus comprise seals between the housing portions. The seals are difficult to coat and may be or become locations where leaks occur. In contrast, the housing ( 12 ) is of one-piece configuration such that, in any case, the region of the housing ( 12 ) which is in contact with the vacuum gas is free of seals.

The invention discloses a square warehouse for intelligent logistics warehousing. The square warehouse comprises four edge storage areas and four corner storage areas, the four corner storage areas and the edge storage areas are alternately arranged at intervals. The corner storage areas and the adjacent edge storage areas are arranged at an included angle; along a top view angle, the edge storageareas and the corner storage areas enclose a chamfering rectangle, the horizontal length of the single edge storage area is larger than that of the single corner storage area, and a plurality of layers of the edge storage areas and the corner storage areas are vertically arranged for placing goods. A manipulator is arranged at the center defined by the edge storage areas and the corner storage areas. On the premise that the material warehousing efficiency is not affected, the integral cost, the structural stability, the area utilization rate, the flexibility of the shape and size of goods andthe placement position of the goods, the flexibility of inlet and outlet arrangement and the like are superior to those of an annular warehouse, and meanwhile, the square warehouse can be conveniently matched with a plurality of adjacent similar square warehouses for use.

The invention discloses a motor steering return structure which comprises a handle, a base, a shifting fork and an upper cover, wherein the handle is fixed on the shifting fork through a screw, the shifting fork is in flexible connection with the base through a pin, and a return shifting block is placed on a fan-shaped groove of the shifting fork; an upper cover is pressed on the return shifting block and is fixedly connected with the base by a screw, the motor steering return structure also comprises moveable blocks arranged on the two sides of the return shifting block, and each moveable block is provided with a bulge part for stretching into a groove in the return shifting block; and when the return shifting block rotates to a larger angle, the bulges of the moveable blocks stretch into the groove of the return shifting block, and the return shifting block can not fall off from the original position. The motor steering return structure provided by the invention solves the problem that the return shifting block can not fall off and can not return, has the advantages that the structure is simple, the assembly manner is simple and reliable, and can be widely used in a motor steering switch structure.