80results about How to "Reduce assembly parts" patented technology

A telescopic stick includes a retaining mount, a supporting sleeve, an inner tube, and an outer tube wherein the retaining mount has a base disposed at one side thereof, a step-wise through hole disposed at the center of the base thereof, a resilient stop block protruding at the upper surface of the base thereof, and a half-tubular abutment plate extending outwards at the lower surface of the base thereof. The supporting sleeve has a circular registration recess defined by an engagement ring and an abutment face of the same diameter at both sides thereof respectively, and a sleeve column with axial flexible ribs distributed thereon to be adapted at the corresponding outer side of the inner and outer tubes therein respectively. In practical use, the inner and outer tubes in sleeve registration are adjusted of length in horizontal direction, and the supporting sleeve is attached to the retaining mount with the resilient stop block abutted tightly against the supporting sleeve for secure location thereon, preventing the inner and outer tubes from coming off there-from when pushed or pulled by outer force.

The invention discloses a top cover of a power battery. The top cover of the power battery comprises a top cover sheet, a first terminal post, a second terminal post, a first mounting hole, a second mounting hole, an explosion-proof valve and a liquid filling hole, wherein the first terminal post, the second terminal post, the first mounting hole, the second mounting hole, the explosion-proof valve and the liquid filling hole are arranged on the top cover sheet; the first terminal post is mounted in the first mounting hole; the second terminal post is mounted in the second mounting hole; the first terminal post comprises a first matrix part and a second matrix part; a first column part is arranged between the first matrix part and the second matrix part; a first groove is formed among thefirst matrix part, the first column part and the second matrix part; a first seal ring sleeves the first column part; conductive plastic parts are arranged among the first matrix part, the first column part, the first seal ring and the top cover sheet; and a first insulating part is arranged among the second matrix part, the first seal ring and the top cover sheet. An H-shaped terminal post structure of the top cover of the power battery can achieve a good axial positioning effect on top cover parts, so the top cover of the power battery is compact and reliable in structure, dispenses with a riveting working procedure required by a T-shaped terminal post with a conductive block, reduces production cost and improves assembly efficiency.

The invention relates to a dual polarization antenna radiation unit with function of coupled feeding, which comprises a body structure, a feeding device and a lead device; the body structure is an integrated structure composed of vibration arms (8), baluns(10) and a base (11); four vibration arms (8) and four baluns (10) are provided; one end of each of the four baluns (10) are uniformly arranged on the four sides of the base (11), while the other end is connected with the vibration arms (8) to form an inverted ''L''-shaped structure, and the four baluns (10) form a cavity structure; the free ends of the vibration arms (8) are all arranged back on to the cavity; and the feeding device is disposed in the cavity structure. The dual polarization antenna radiation unit with function of coupled feeding is simple structure, and convenient to mount, along with good signal isolation.

A connection structure of a storage compartment consists of handles stored into a storage part provided at a top board member of the storage compartment; engaging pieces arranged at a base board and engages with means for engaged in the storage compartment located below due to a spring power of a spring in case that the handles are laid flat at a vertical state respectively; means for traction to connect to the handles and engaging piece respectively; and the engaging piece, in case that the storage compartments having same form are piled up respectively, interlocks a movement of the handles in a case that the handle installed with the storage compartment located above is brought at a standing-up state and rotates in a moving direction against the spring power of the spring, so that it can connect or dissociate automatically by only operating the handle prepared in the top board member.

The invention provides a juicer, which comprises a machine base with a driving mechanism, a squeezing device located above the engine seat, and an upper cover placed above the squeezing device, and is characterized in that the squeezing device is formed by a separator for discharging juice and residual of squeezed food respectively, a filter screen for filtering the residual of the squeezed food, and a rotary head for spirally squeezing the to-be-squeezed food; the separator is provided with a juice outlet at the side wall and a residual outlet at the bottom, the bottom of the filter screen is provided with a residual discharge port movably communicated with the residual outlet, the rotary head is provided with a spiral sheet and arranged in the separator, the filter screen is sleeved between the rotary head and the separator, a first driving end of the driving mechanism of the engine seat is connected with the center of the lower end of the rotary head, the rotary head reversely rotates relative to the filter screen, and the cost is reduced as the assembled parts are reduced.

The invention provides a chassis equipment cabin baseplate for a high-speed rail vehicle. The chassis equipment cabin baseplate comprises an outer skin, an inner skin, a middle foam interlayer and a hook, wherein both the outer skin and the inner skin are made of carbon fiber twill fabric and carbon fiber unidirectional fabric and adopt the vacuum injection formation technology; the middle foam interlayer is made of PVC interlayer foam and adopts the vacuum injection formation technology; the PVC interlayer foam comprises a foam body part and an edge part on the edge of the foam body part; the hook is arranged at the common end parts of the outer skin, the inner skin and the middle foam interlayer. The production method of the chassis equipment cabin baseplate is easy to operate, and short in production time; as the outer skin and the inner skin, which are made of carbon fiber composite materials, as well as the middle foam interlayer adopt the vacuum injection formation technology, the chassis equipment cabin baseplate has the advantages that the surface is smooth and flat, the assembly parts are less, the assembly cost as well as the assembly time is greatly reduced, and routine maintenance is easy.

The invention discloses a bipitch chain transmission mechanism, and belongs to the technical field of material digging and conveying equipment. The bipitch chain transmission mechanism comprises a series of integral chain links, pin shafts, a driving chain wheel and a driven chain wheel. The front chain links and the rear chain links are completely the same in structure and are connected to form a closed transmission chain through the same pin shafts. The driving chain wheel and the driven chain wheel are the same in structure, and the axis of the driving chain wheel is parallel to that of the driven chain wheel. The pitch that the driving chain wheel and the transmission chain are engaged serves as the main pitch, the pitch that the driven chain wheel and the transmission chain are engaged serves as the auxiliary pitch, and the main pitch is larger than the auxiliary pitch. The chain transmission mechanism is suitable for bucket chain type lifers in severe work environments, and has the beneficial effects of being high in work reliability, long in service life, large in bearing capacity and the like.

The invention provides a blast furnace tap hole apparatus. The apparatus comprises a drilling rod, a connecting sleeve and a bit shank which are sequentially connected; the drilling rod has a through hole, a drill bit is welded to one end of the drilling rod, the other end of the drilling rod has a threaded connection with the connecting sleeve, a sealing sleeve is arranged between the connecting sleeve and the bit shank, and the connecting sleeve, the sealing sleeve and the bit shank form one body; the sealing sleeve is provided with a wind inlet and a water inlet, and the wind inlet and the water inlet are connected with the through hole respectively; and one end of the bit shank far from the sealing sleeve is provided with a stern notch, the middle portion of the bit shank is provided with a spline, and the spline and the bit shank form one body. The bit shank, the connecting sleeve and the sealing sleeve are designed to form one body, so the assembling part and the connecting portion are reduced, and the fracture of the weak link of a fitting connection is avoided; and the tail end of the bit shank is provided with the impact stern notch, so when an opening machine impacter impacts, an impact tail portion is difficult to impact and damage, and the service life of a connecting mechanism is prolonged.

The invention provides a composite roll. The composite roll comprises a roll shaft and roll rings arranged on the roll shaft in a sleeving manner. The roll shaft and the roll rings are in clearance fit. A nut is arranged at the position, on one side of each roll ring, of the roll shaft and is closely attached to the corresponding roll ring, and axial pressing force is applied to the roll rings by the nut. The invention further relates to a preparation method of the above composite roll. The preparation method comprises the following steps that A, the roll rings are arranged on the roll shaft in the sleeving manner, and the roll rings and the roll shaft are in clearance fit; B, the nuts are screwed in and mounted on one side of the roll shaft, and the nuts are attached to the roll rings in the axial direction; C, axial pressure is applied to the end faces of the roll rings, the roll rings can move in the axial direction, and the distance between each nut and the corresponding roll ring is increased; D, each nut is rotated to move towards the corresponding roll ring and is closely attached to the corresponding roll ring; E, the axial pressure is removed; and F, the nuts apply the axial pressing force to the end faces of the roll rings, and the roll rings are fixed to the roll shaft. The rolling torque is transmitted.

The invention discloses an optical divider flange assembly with a rotary inner core and a casing in nested pair. Due to the fact that the inner core is rotatable and adjustable in the casing, the inlet direction of a ceramic ferrule can be adjusted according to the fiber introducing direction, so that bending and abrasion to the optical fiber at an inlet of the ceramic ferrule can be avoided, occupation of the space in a divider box by a fiber bundle can be reduced, long-term efficient use of the optical divider can be ensured, signal transmission failure caused by damage to the fiber can be avoided in the operation process, and the shortcomings of long production cycle and high cost caused by the fact that loose items must be purchased before production of the chip-type optical divider, and need to be threaded and assembled manually in the production process can be overcome.

An embodiment of the invention provides a redundant electric power steering device. The redundant electric power steering device includes a first circuit board and a second circuit board configured to control a motor; the first circuit board and the second circuit board are arranged in a stacked mode in the direction parallel to the end surface of a motor shell; a plurality of control units are arranged on the first circuit board; the second circuit board comprises a plurality of redundant parts; the plurality of redundant parts are positioned on the same plane; and each redundant part is connected with the first circuit board in a bending manner. According to the redundant electric power steering device, the occupied space of a circuit board and part composition in the redundant electric power steering device are reduced, the arrangement efficiency in packaging is improved, the packaging size is reduced, the space utilization rate is improved, and the limitation of the installation space in a vehicle is overcome.

The invention provides a linear shaft high power density differential assembly which comprises a linear shaft differential case (1), wherein an inner cavity of the differential case (1) is connected with a linear shaft (6); the two ends of the linear shaft (6) are connected with planet bevel gears (8); the inner cavity of the differential case (1) is connected with half shaft bevel gears (4) respectively; strengthening rings (4b) connected with half shaft bevel teeth (4a) are arranged on the large end surfaces of the half shaft bevel gears (4); and the strengthening rings extend from tooth bottoms (4c) upwards to positions, close to the tops, of the upper parts of the bevel teeth (4a). Strengthening rings (8b) connected with planet bevel teeth (8a) are arranged on the large end surfaces of the planet bevel gears (8) and extend from tooth bottoms (8c) upwards to halves of the bevel teeth (8a). The assembly has the following advantages that: 1, with the adoption of the linear shaft differential case, light weight of a differential is achieved, and the production efficiency is improved; and 2, the strengthening rings (ribs) are added at the large ends of the planet gears and the half shaft gears, the strength of the planet gears and the half shaft gears is improved, and high power density is achieved.

A switch cabinet connecting device and a mounting method are provided. A switch cabinet connecting device comprises a connecting conductor, an insulating sleeve, an insulated connection sleeve, a central conductors and a spring, one end of the connectiong conductor passes through the insulating sleeve, and a sealing and fixing connection structure is formed between the one end of the connectiong conductor and the insulating sleeve, The other end of the connecting conductor is exposed to the insulating sleeve, and the central conductor is of a hollow cylindrical structure, and a sleeve structure is formed between one end of the connecting conductor and one end of the connecting conductor. A spring is arranged at the sleeve part between the connecting conductor and the central conductor, andthe insulating connection sleeve is installed between the insulating sleeve and the central conductor. The invention is applicable to the connection assembly between switchgear cabinets of differentcurrent grades, and can reduce the stock of assembled parts and products regardless of switchgear cabinets or connecting device enterprises, and avoid connecting devices of different current grades adopting different molds, so as to easily realize the mass production of products, reduce the cost of product research and development, and also reduce the cost of products themselves.

The invention discloses a composite flexible light guide plate and a backlight. The composite flexible light guide plate comprises a light guide layer, a light enhancement diffusion layer, a reflective layer and a light source, wherein the light enhancement diffusion layer is arranged on the upper part of the light guide layer; the reflective layer is arranged on the lower portion of the light guide layer; and the light source is arranged at one end of the light guide layer, wherein one end, close to the light source, of the light guide layer is provided with a light entrance surface for receiving light. A reflective surface is also arranged between the light guide layer and the reflective layer. A light exit surface corresponding to the reflective surface is arranged between the light guide layer and the light enhancement diffusion layer for uniformly leading out the light in the light guide layer, and the light entrance surface is perpendicularly connected to the reflective surface and the light exit surface. According to the invention, through composite production of the light guide plate, a reflective film and a light enhancement diffusion film of the backlight, assembled parts of the backlight are greatly reduced; the light path is optimized; the light utilization rate and the light extraction efficiency are raised; the structure is simple; bending is easy; and liquid crystal display devices are further promoted to develop towards being flexible, ultrathin and frameless.

The invention discloses a knife switch type three-station shielded solid insulated vacuum switch module which includes a circuit breaker and a three-station switch. The circuit breaker includes a wireinlet cone conductor, a soft connector, a circuit breaker insulation pull rod, a vacuum arc-extinguishing chamber, an arc-extinguishing chamber static end conductor and a circuit breaker mechanism. The three-station switch includes an isolated static contact, a knife switch assembly, an isolated contact base, a wire outlet cone conductor, a three-station insulated pull rod, a connecting rod, a grounding contact and an isolated grounding mechanism. The wire inlet cone conductor, the vacuum arc-extinguishing chamber, the arc-extinguishing chamber static end conductor and the wire outlet cone conductor are poured in a shielded fixing sealing pole post. The whole knife switch assembly is placed in the shielded fixing sealing pole post, the problem that the assembly is not in place due to a small space is solved, the product reliability is high, and the production efficiency is improved.

The invention discloses automatic continuous film wrapping equipment. The automatic continuous film wrapping equipment comprises a frame, a workpiece rotation driving device arranged on the frame, a support carrying device arranged on the back side of the workpiece rotation driving device and provided with a placing station and a working station, a film strip positioning device arranged on the front side of the support carrying device and provided with a first positioning area and a second positioning area, a pushing device arranged on the back side of the support carrying device, and a pressing roller device arranged between the support carrying device and the workpiece rotation driving device, and a cutting assembly device arranged between the pressing roller device and the film strip positioning device. The automatic continuous film wrapping equipment not only can realize automatic material change and automatic assembly of roll film strips, but also can greatly improve the assemblyquality and the assembly stability, can prevent the local release or breakage phenomenon in the film strip assembly place, can improve the production efficiency to the greatest extent, can greatly reduce the production cost of enterprises, facilitates large-scale standard production of the enterprises, and improves the competitiveness.

The male connector of a PV connector has an inner portion of a tubular plug (8) encasing a tubular female terminal (9) that is crimped to a PV cable (7) at its proximal end (6), wherein the tubular plug (8) has a waterproof valve (10) and waterproof ring (11) attached to it in such a way that they are adapted to provide a tight waterproof seal when the tubular plug (8) is fully engaged with a corresponding tubular receptacle (4) of the female connector (2) upon assembly and coupling together, and together with completely overmoulding the male and female connectors (1) (2) with insulating resin, to fully protect and waterproof the crimped connections (6) of the terminals (5) (9) and the PV cables (7) within.

There is provided an instrument panel capable of uniformly brightening the interior of a storage part without special provision of a light source. In the instrument panel including an operation part (2) having an operation panel (3) for controlling a vehicle; a light source (6) for illuminating the operation panel (3), which the light source (6) is provided in the operation part (2); and the storage part (4) arranged adjacent to the operation part (2), an opening (7) is provided between the operation part (2) and the storage part (4); a tray (8) is provided between the opening (7) and the storage part (4) as a wall surface; and the tray (8) is formed of a material capable of transmitting the light of the light source (6), which is transmitted via the opening (7).

The invention relates to a smart home disinfection and nursing shoe cabinet capable of enabling shoes located on different layers to be consistent in drying effect and quality and automatically ventilating for dissipating heat after drying treatment, and a using method thereof. The two sides of an inner cavity in a shoe cabinet body are each provided with an air pipe, a plurality of through hole sets are formed in the front face of the air pipe body located in the lower cavity, and the number of through holes in the upper through hole set is smaller than that of through holes in the lower through hole set. An air duct for communicating the upper ports of the two air pipes is arranged in the upper cavity, a control circuit board is arranged in the air duct, a control unit is arranged in thecontrol circuit board, and an air blower and a heater are arranged in the air duct; and an exhaust hole is formed in the upper end face of the bottom plate, and an exhaust fan is arranged in the exhaust hole. The smart home disinfection and nursing shoe cabinet has the advantages that the drying effect and quality of shoes located on different layers can be consistent through the smart home disinfection and nursing shoe cabinet; and secondly, the smart home disinfection and nursing shoe cabinet can automatically ventilate and dissipate heat in time after the drying treatment.

The invention relates to a fixedly-sealed polar column with an anomalous soft connection. The fixedly-sealed polar column comprises a vacuum extinction chamber which is arranged inside the fixedly-sealed polar column; the upper end of a movable end is arranged inside the vacuum extinction chamber; the lower end of the movable end, which goes out of the vacuum extinction chamber, is connected with one end of the anomalous soft connection; the lower side of one end of the anomalous soft connection is connected with an insulating tension rod; the other end of the anomalous soft connection is integrally connected with a lower line outlet seat through a screw; the lower end of the movable end is in an external taper shape and the connection part of the anomalous soft connection with the lower end of the movable end is in the shape of a column with an internal taper; the connection part where the other end of the anomalous soft connection is connected with the lower line outlet seat through the screw is in the shape of a binding face; and a thread through hole is arranged on the binding face and the screw extends from a through hole of the lower line outlet seat to the thread through hole. The fixedly-sealed polar column provided by the invention has the beneficial effects that the contact area between the movable end of the extinction chamber and the soft connection is enlarged, the flow rate is increased, the loop resistance is easy to reduce, fewer parts are mounted and the design is simpler than that of sliding connection.

A scooter bar includes an adjusting bar and a supporting bar in a hollow structure, wherein the front end of the supporting rod is provided with a main body sleeve, and the adjusting bar is inserted into the supporting bar and the main body sleeve and can move in the axial direction. A main body sleeve includes a connecting body and a locking body. A link body is fixedly connected with that supporting bar, the locking body is provided with a locking device for locking and releasing the adjusting bar. A lower end of the supporting bar is also provided with a folding mechanism. A main body sleeve is additionally arranged between that supporting bar and the adjusting bar, and the height adjustment of the scooter bar is realized by the main body sleeve, so that the machining and assembly of the adjusting bar and the supporting bar are more convenient and efficient, the manufacturing and maintenance cost are reduced, and the structure of the scooter bar is more compact and beautiful.

The present invention provides a blow-off valve for an internal combustion engine. More specifically, the invention provides a blow-off valve with dual axis internal seal ring that works in axial and radial direction to improve the leakage while reducing the child parts of assembly. The blow-off valve provided comprises of a plunger body, a compression spring, a moving core, a two axis internal seal ring, a fix core, a bobbin, coil, coil housing, a plunger housing and terminals to power up the coil.

The invention discloses a water gun. A joint is independently processed by adopting plastic, an annular convex edge is arranged at one end of the joint with a cylinder structure, after the joint is rotated and smelted through a rotary smelting machine, the annular convex edge is directly, integrally and hermetically connected with a water supply connecting port in the lower end of a gun handle, and then a soft plastic shell is connected with the gun handle, so that the problem of surface shrinkage caused by too thick wall of the plastic shell is solved, meanwhile the working reliability is also improved, and the water gun has the characteristic of simple structure, and can be used for reducing assembling components of the spraying water gun and lowering the production cost.

The invention discloses a photovoltaic system support with the characteristic of rapid installation. The photovoltaic system support comprises front standing posts, rear standing posts, vertical beams, side supports, cross beams, and rear supports. A plurality of cell panel fixation middle pressing parts and cell panel fixation side pressing parts are arranged on the cross beams. The front standing posts, the rear standing posts, the side supports, and the vertical beams and the rear standing posts and the side supports are connected into one by bolts, thereby realizing a foldable effect. Stopping blocks for preventing sliding and falling of the cross beams are arranged at positions where the vertical beams and the cross beams are connected. According to the invention, the photovoltaic system support has a simple structure; preinstallation of parts of components is realized and thus the installation time of the construction site is shortened; adaptation to different soil properties at installation sites is realized by three kinds of foundation piles; and the field installation steps are simplified.

The invention provides a door body and a refrigerator comprising the door body. The door body comprises a frame, a glass panel, a fixing plate and a door inner liner. The frame is a closed rectangular frame. One panel face of the glass panel is fixedly connected with one plate face of the fixing plate, and the glass panel and the fixing plate are located in the rectangular frame and fixedly connected with the frame. The door inner liner is installed on the frame and located outside the rectangular frame. According to the door body, the frame is the closed rectangular frame and replaces an end cover and a stand column in an original door body, so that the number of assembly components of the door body is reduced, and assembly is easy. The glass panel is firmly fixed to the frame through a fixing plate, and the fixing structure is located inside the door body, so that the appearance of the door body is more beautiful.