43results about How to "Realize individual replacement" patented technology

The invention discloses a stretch bending-straightening machine, which is used for continuously straightening a steel strip in the iron industry. The stretch bending-straightening machine consists of an outlet / inlet main drive, a tension device, a hydraulic system and a main body. The main body is additionally provided with a fast open oil cylinder, a support roller, a rotary joint and a limitation stop base, wherein the fast open oil cylinder can be instantaneously and fast opened when a welding gap of the strip steel passes through the main body and can be instantaneously reset to normally work, thereby preventing the surface of a roller and the strip steel from being mutually scrubbed; the support roller changes the installation on a roller box from line contact into face contact, thereby being capable of keeping the precision for long time use and guaranteeing the straightening quality of the strip steel; the rotary joint is in a pretightening type structure which adopts a combined type quill roller thrust bearing with large carrying capability, wherein the rotary joint and a top rod of the stop base are tightly contacted with each other under the function of a spring without impact force caused by axial pulsation when a work roller and a middle roller work, thereby prolonging the service life; and the limitation stop base conveniently changes a single roller on an upper roller box and unscrews screw nails of a lower roller box, so that a plurality of front top rods simultaneously and automatically withdraw from the rotary joint under the function of the spring, thereby being capable of conveniently changing a work roller assembly and a middle roller assembly.

The invention discloses an architectural decorative plate which leaves out the arrangement of a tenon structure, and comprises plate bodies, wherein, the four sides a, b, c, d of the plate body are respectively provided with an installation groove; and the adjacent two plate bodies are connected through a false tongue arranged in the installation groove of the plate body. The invention further discloses a flexible false tongue used for the architectural decorative plates, which can independently replace the arranged architectural decorative plate to be replaced; and by utilizing the flexible false tongue, the whole dismantlement is not needed, and the time and labor are saved. By utilizing the invention, the structural strength of the architectural decorative plate can be ensured, and meanwhile the plate output of raw materials per unit area and per volume of timber is improved, and the false tongue can be produced by utilizing corner excess stocks, waste lumber materials, and other substitute materials and the like, thus improving the utilization rate and utilization rage of the raw materials, and being beneficial for environmental protection.

The invention relates to the technical field of bridges, in particular to a seamless expansion joint device. The device includes beam bodies and an expansion joint device body. The expansion joint device body includes an abrasion body assembly, an anchoring component and a joint connector, the abrasion body component is anchored at beam body joints between the two beam bodies through the anchoringcomponent, the abrasion body assembly includes a pair of channel-section steel clamps forming mirror images and a clamp type plastic rubber body, the portions, facing the inner sides of the beam bodyjoints, of the channel-section steel clamps are provided with clamp grooves, the two ends of the clamp type plastic rubber body are connected with the clamp grooves through clamping, the joint connector includes two connection steel plates which are hinged, the anchoring component is fixed on the fracture surfaces of the pair of beam body joints, and two connection steel plates of the joint connector are fixedly connected with the anchoring component. The joint connector can play a good role in energy dissipation and cushioning, and the clamp type plastic rubber body ensures flatness and smoothness and meanwhile has the functions of blocking and preventing rainwater seepage.

The invention discloses a simple detachable dry filter. The simple detachable dry filter comprise a dry filter barrel a, a dry filter barrel b, set screws, a fine metal net, a molecular sieve, a coarse metal net, a refrigerant inlet, a spring, a seal ring and a refrigerant outlet. According to the simple detachable dry filter, an integrative structure of the dry filter is changed into a splicing structure of two single bodies, therefore, separate replacement of a structure member in the dry filter is achieved. According to the simple detachable dry filter, the structure is simple, and disassembling and assembling are convenient; due to the fact that the seal ring is additionally arranged at the joint of the two single bodies, the sealing property between the two single bodies is effectively increased; due to the fact that the spring is additionally arranged on an existing dry filter, the dry filter materials can be always in a compressed state, the adsorption effect of the dry filter materials is made to be stable, and therefore the drying efficiency of the dry filter is promoted.

The invention provides a vacuum cabin dynamic seal structure under high vibration frequency. The vacuum cabin dynamic seal structure comprises a connecting part, a vibration table transferring tool and sealing assemblies, wherein the connecting part is fixedly connected with the wall of a vacuum cabin and is provided with a central through hole and a plurality of through grooves, the through grooves are formed in the wall of the central through hole in the circumferential direction, the vibrating table transfer connecting tool penetrates through the central through hole of the connecting partand is connected with a vibration table outside the vacuum cabin, and openings are formed in the sides, adjacent to the vibration table transfer connecting tool, of the through grooves, the sealing assemblies are arranged in the through grooves and are used for realizing sealing between the vibration table transfer connecting tool before and after a thermal vibration test. The dynamic seal structure has the advantages that the service life is longer, the reliability is higher, energy consumption is lower, and the problem that the vacuum cabin seal structure under the high vibration frequency fails easily is solved.

The invention provides a detachable protection tube for a bag cage head, which belongs to the technical field of environmental protection equipment. The protection tube comprises a tube body; the top surface of the tube body is an annular convex surface used for connection; a plurality of 7-shaped elastic bayonets are welded on the annular convex surface; the protection tube is firmly connected with a bag cage. According to the invention, individual replacement of the protection tube and the bag cage is realized, and cost for fabricating the bag cage is reduced.

The invention discloses a double-head-adjusting eccentric measuring and adjusting plugging device. The double-head adjusting eccentric measuring and adjusting plugging device includes an upper buttingrod, an intermediate cylinder, a limiting cam, an upper adjusting rod, a water outlet cylinder, a valve element and a lower adjusting rod. The bottom of the intermediate cylinder is connected with the top of the water outlet cylinder, the bottom of the upper butting rod is inserted into the upper part of the intermediate cylinder and is in threaded connection with the intermediate cylinder, and the limiting cam is further arranged in the intermediate cylinder. The two sides of the limiting cam are connected with the two sides of the intermediate cylinder by pin shafts, the limiting cam is located below the upper butting rod, and the lower end of the upper butting rod is clamped into a clamping groove in the top of the limiting cam. The upper adjusting rod is located in a cavity of the intermediate cylinder and a cavity of the water outlet cylinder simultaneously, the top of the upper adjusting rod vertically penetrates through the limiting cam and is coupled with a flat hole in the bottom of the upper butting rod, the bottom of the upper adjusting rod is flexibly connected with the top of the valve element, and the conical surface of the bottom of the valve element is located at the top of the lower adjusting rod. According to the principles, the plugging device can be replaced after being removed with a throwing-in-and-pulling instrument, a water distributor needs not to be taken out integrally, clamping and plugging is not prone to occurring, two-way adjustment can also be carried out, and use is convenient.

The invention discloses a detachable drying filter prevented from deformation. The detachable drying filter comprises a drying cylinder a, a drying cylinder b, baffles, a molecule screen, a fine metal net, a refrigerant outlet, a spring, a rough metal net and a refrigerant inlet. The integrated structure of the drying filter is converted into a two-single-body spliced type structure, threaded connection is adopted for the two-single-body spliced fixing mode, and therefore two single bodies are good in joint sealing performance and convenient to detach and assemble, and structural parts in the drying filter can be independently replaced; by additionally arranging an outer hexagonal structure on the outer circumference of the drying filter, the drying filter is more convenient to detach; by adding the baffles between the spring and the fine metal net and between the spring and the rough metal net, the fine metal net and the rough metal net are more uniform in force bearing, and deformation caused when the fine metal net and the rough metal net bear force in a non-uniform mode is reduced.

The invention discloses an engine oil filtering device of an engine. The engine oil filtering device comprises a shell and a filter element. The shell is installed on an engine body of the engine. The filter element is arranged in an inner cavity of the shell. The shell is provided with an oil leakage channel communicating an inner cavity of the engine with the inner cavity of the shell. The oil leakage channel comprises a first channel and a second channel. The first channel is large in inner diameter and close to the filter element. The second channel is small in inner diameter and away from the filter element. A push rod is movably installed in the oil leakage channel in the axial direction. One end of the push rod is connected with the filter element in an abutting mode. The push rod comprises a protrusion portion. The protrusion portion is larger than other parts of the push rod in outer diameter. The side wall of the protrusion portion is attached to the inner wall of the second channel. In the detaching process of the engine oil filtering device, internal engine oil flows into the engine body of the engine, leakage of engine oil in the engine oil filtering device is avoided, and installing limitation of the engine oil filtering device is eliminated.

The invention discloses a cowcatcher with a drawer type honeycomb energy absorption structure. The cowcatcher comprises a cowcatcher main body, a honeycomb energy absorption unit and a mounting seat.A honeycomb groove with an opening in the front is formed in the middle of the cowcatcher main body, the honeycomb groove is in sliding fit with the honeycomb energy absorption unit to form a drawer type structure, and when an inner portion of a center area of the cowcatcher is seriously impacted, a front cover plate assembly retreats along a sliding rail, honeycombs are compressed, impact energyis effectively absorbed and a rear supporting frame structure and a vehicle body structure are protected from damage. The cowcatcher is simple in structure, and a current situation that an overall size is large due to a fact that an energy absorption honeycomb of an existing cowcatcher is arranged in front of a front baffle is changed. The cowcatcher is convenient to maintain, the energy absorption unit can be independently replaced by detaching the front cover plate, overall detachment is not needed, and the cowcatcher is almost free of maintenance in normal use.

The invention discloses a lifting building machine, and belongs to the technical field of building machinery. The machine comprises a lifting box for lifting and carrying and a plurality of connecting mechanisms, wherein the plurality of modularly assembled connecting mechanisms for improving the assembling efficiency of the lifting machine are mounted in an external stable frame, a toothed plate is spliced through the plurality of connecting mechanisms, and the toothed plate is engaged with a driving gear. According to the invention, through a designed purging assembly, when the driving mechanism drives a main shaft of a reduction gear box to rotate, a cam can extrude and drive an elastic air bag on one side to compress and blow air so as to realize air blowing and air injection purging of a purging nozzle on one side, and meanwhile, lubricating oil can be sprayed through one oil tank, and therefore, the self-cleaning and lubricating capacity to the toothed plate in the lifting process of the lifting box can be achieved, the wear-resisting and dust-proof capacity of the toothed plate can be effectively improved, the maintenance period of the toothed plate and a driven gear is effectively prolonged, and the use economic benefits after assembly are increased.

The invention discloses an off-road vehicle and a lateral pedal plate assembly thereof. The lateral pedal plate assembly comprises a main body portion and a panel portion which is arranged on the upper surface of the main body portion; the upper surface of the main body portion, which faces the panel portion, is provided with a plurality of clamping grooves; the surface of the panel portion, which faces the main body portion, is provided with a plurality of clamping blocks; the clamping blocks and the clamping grooves are arranged in a one-to-one correspondence mode; every clamping block is connected into the corresponding clamping groove in a clamped mode. Accordingly, the main body portion is connected with the panel portion in a clamped mode and accordingly the installation reliability of the clamping structure is high in comparison with the adhesive connection, the aging failure of the clamping structure after long time use cannot be produced, and the service life of a lateral pedal plate is long and meanwhile the detachable connection of the main body portion and the panel portion can be implemented through the clamping structure, the main body portion and the panel portion can be detached and replaced when abrasion of one of the main body portion and the panel portion is produced, and accordingly the separate replacement of assemblies is implemented and the maintenance cost is reduced.

The invention discloses a combined intelligent printer. The combined intelligent printer comprises an intelligent printer; a connecting mechanism and a cushion block are bonded on the upper surface ofthe left side of the intelligent printer; the connecting mechanism and the cushion block are arranged left and right and bonded with the intelligent printer; the two ends of an inkpad barrel, a printing forme barrel and a rubber printing barrel are fixedly connected with side plates; a forme barrel fixed frame is arranged on the left side of the printing forme barrel; the forme barrel fixed frameis sleeved with the two side plates, and is fixed with the two side plates through fixing pieces; a holding mechanism is bonded on the upper surface of the inkpad barrel; and the holding mechanism iswelded with the two side plates. The cushion block, the connecting mechanism, the side plates, the rubber printing barrel, the printing forme barrel, the forme barrel fixed frame, the fixing pieces,the holding mechanism, the inkpad barrel, an adjusting bolt and a slide rod form a module unit, so that the printing forme barrel and the holding mechanism can be completely replaced more quickly, thereplacement and cleaning time is greatly reduced, and the working efficiency is improved.

The invention discloses a two-way hard sealing rotary ball valve which comprises a valve body, a valve seat is arranged in the valve body, and a valve shaft capable of rotating around the axis of the valve shaft is arranged in the valve body in a penetrating mode; the valve plate is arranged on the valve shaft in a sleeving mode, and the valve shaft rotates to drive the valve plate to rotate synchronously; the valve plate is provided with a floating valve element, a floating ring and a limiting block, the floating valve element can be connected with the valve seat in a sealed mode to control the valve body to be closed, the floating ring can abut against the floating valve element to improve the sealing pressure of the floating valve element and the valve seat, and the limiting block is used for conducting sliding limiting on the floating ring. And the sealing structure is mounted on the valve body and used for sealing the joint of the valve shaft and the valve body. According to the two-way hard sealing rotary ball valve, the friction force of the sealing face can be effectively reduced, the opening and closing torque of the valve is reduced so as to prolong the service life of equipment, meanwhile, the valve structure is simplified, the valve body and a valve body of a conventional one-way butterfly valve can be commonly used, and the production, manufacturing and maintenance cost is reduced.

The invention relates to a split type air jet loom temple roller shaft seat comprising a temple roller shaft main seat body. A square base is arranged at one end of the temple roller shaft main seat body, and a hanging lug is arranged at the outer end of the square base and is provided with a temple roller ring; screw holes are formed in two ends of the temple roller shaft main seat body. The temple roller shaft seat is fixed to a jet loom temple bar after connection through screws and the screw holes. The square base is convenient to mount, time is saved, and the temple roller ring can stabilize batching strength. Through the split type air jet loom temple roller shaft seat, equipment failure rate is lowered, and work efficiency is improved.

The invention discloses a rotary valve pump. The rotary valve pump is characterized in that a pump sleeve is arranged in a pump sleeve hole in a shell in a clearance fit manner, and an end of the pumpsleeve is sealed by a second sealing component; a pump rod is arranged in a pump rod hole in the pump sleeve in a clearance fit manner, and sealing components are omitted between the pump rod and thepump sleeve; at least two first step holes are formed in the wall surfaces of the shell, a liquid outlet nozzle and a liquid inlet nozzle are mounted on the wall surfaces of the shell, and liquid inlet and outlet channels of the liquid outlet nozzle and the liquid inlet nozzle are correspondingly communicated with liquid inlet and outlet holes in the pump sleeve and are sealed by first sealing components. The rotary valve pump has the advantages that outer-diameter side of the pump sleeve is in clearance fit with the hole-diameter side of the pump sleeve hole, the pump sleeve and the shell are independent from each other, the pump sleeve is easy to disassemble and thoroughly wash, users only need to replace the pump sleeve without replacing the shell after the rotary valve pump is used for a long term and is abraded, and accordingly the use cost can be effectively saved; flat surfaces are arranged on the pump sleeve and correspond to the liquid inlet and outlet channels, the first sealing components are arranged between the end surfaces of the liquid outlet nozzle or the liquid inlet nozzle and the flat surfaces, a circular counter-bored hole is formed in a rear cover, the secondsealing component is arranged in the circular counter-bored hole, and the first sealing components and the second sealing component can prevent liquid from leaking into gaps between the pump sleeve and the shell.

The invention relates to an aluminum joint ball pin assembly and a production process thereof. The aluminum joint ball pin assembly comprises a pin body, the middle of the pin body is sleeved with a bearing shell, and the bearing shell is sleeved with an elastic sleeve; the bearing shell comprises a shell body, the two ends of the shell body are each provided with a circle of blocking edge, an installation face is arranged between the two circles of blocking edges, and the outer diameter of the installation face is smaller than that of the blocking edges; an inlet groove is formed in each blocking edge, the groove bottom of the inlet groove is lower than the outer wall of the installation face, an installation groove is formed in the outer wall of the installation face, the groove bottom of the installation groove is flush with the groove bottom of the inlet groove, the two ends of the installation groove deviate from each other and extend to the two ends of the installation face, and the end of the installation groove is flush with the inlet groove; an installation block is fixedly connected to the inner wall of the elastic sleeve, the thickness of the installation block in the radial direction of the elastic sleeve is matched with the depth of the installation groove, and the width of the installation block is matched with the width of the installation groove; and the two ends of the installation block deviate and extend to the two ends of the elastic sleeve. The aluminum joint ball pin assembly and the production process thereof have the effects of reducing the cost and prolonging the service life.

The invention discloses a combined component for railway construction. The combined component comprises a bottom plate, a supporting mechanism is connected to the top end of the bottom plate in a clamped mode, a fixing mechanism is movably connected to the inner side of the supporting mechanism in an inserted mode, and a buffering mechanism is connected to the top end of the supporting mechanism in a threaded mode. The invention relates to the field of railway construction. Connection and fixation of the supporting mechanism are achieved through the fixing mechanism, the supporting mechanism is responsible for supporting the buffering mechanism, the fixing mechanism is only responsible for connection and fixation of the supporting mechanism, it is not needed to pour a large amount of concrete, the dead weight of the structure of the device is increased, the concrete pouring amount used by the fixing mechanism is reduced, through a first connecting rod, a second connecting rod, a connecting bolt, a limiting frame, a limiting pressing plate and a limiting bolt, the anti-torsion and anti-deformation capacity of the combined component is improved, and meanwhile the structural dead weight of the combined component is reduced. The problems that an existing combined component structure for railway construction is large in weight, high in maintenance and use cost and inconvenient to carry are solved.

The invention discloses a floor drain for a bathroom, and belongs to the field of drainage devices. The floor drain aims to solve the technical problem of how to prevent hair on a bathroom floor fromflowing into a drainage pipeline. The floor drain structurally comprises a floor drain body and a cover body, and further comprises a filter body; the floor drain body is of a tubular structure with an opening in the top face and an opening in the bottom face; the outer edge of the top face opening of the floor drain body extends outwards to form a convex edge, and the bottom face opening of the floor drain body is provided with a filter screen; the top face of the cover body is provided with a plurality of filter holes running through the bottom face of the cover body from top to bottom; thefilter body comprises a supporting column and a plurality of filtering columns, and bristles used for adhering hair are assembled on the outer side face of each filtering column; the filtering columnsare arranged on the supporting column from top to bottom to form a branch-shaped support, the filter body can penetrate through the top face opening of the floor drain body and extend into an inner cavity of the floor drain body, and the top end of the supporting column is detachably and vertically arranged on the bottom face of the cover body. The hair can be collected through the filter body, so that the drainage pipeline is prevented from being blocked.

The invention discloses protective glass for a glass curtain wall, and relates to the technical field of glass curtain walls. The protective glass comprises a packaging frame body, outer-layer glass, photochromic glass, heat-insulating glass and inner-layer glass; a limiting frame body is fixed on the inner wall of the packaging frame body; one side of the outer-layer glass is attached to the side face of the limiting frame body; the photochromic glass is attached to the other side face of the limiting frame body; the heat-insulating glass is attached to the side, away from the outer-layer glass, of the photochromic glass; and a closed cavity is formed between the inner-layer glass and the heat-insulating glass in a spaced mode. The photochromic glass and the outer-layer glass are limited and fixed through the limiting frame body, so that a cavity is formed between the photochromic glass and the outer-layer glass, and the closed cavity is formed between the inner-layer glass and the heat-insulating glass, so the heat-insulating and sound-insulating effects are achieved; and the outer-layer glass and the inner-layer glass are installed independent to the packaging frame body, the outer-layer glass and the inner-layer glass can be independently detached, the convenience of replacing and maintaining the glass of the glass curtain wall is improved, and the maintenance cost can be reduced.

The invention provides a centrifugal wind wheel, a combined centrifugal wind wheel and an air conditioner. The centrifugal wind wheel comprises a first wind wheel body and a second wind wheel body. The first wind wheel body comprises a first bottom plate and multiple first blades. One ends of the multiple first blades are spaced from one another and are annularly distributed on the first bottom plate. The second wind wheel body comprises a second bottom plate and multiple second blades. One ends of the multiple second blades are spaced from one another and are annularly distributed on the second bottom plate. The first wind wheel body is sleeved with the second wind wheel body. The first wind wheel body is driven by a first drive shaft. The second wind wheel body is driven by a second drive shaft. In the scheme, because the first wind wheel body and the second wind wheel body can both rotate to generate negative pressure, multiple times of pressurization of air can be achieved, and a larger air volume can be generated through the centrifugal wind wheel at the same rotating speed so that the heating or refrigerating capacity of products can be improved. Meanwhile, by means of the type of arrangement, independent drive of the first wind wheel body and the second wind wheel body can be achieved, and therefore the first wind wheel body and the second wind wheel body can be precisely controlled.

The invention provides a vibration isolator and an adjusting method and a spring replacing method thereof, the vibration isolator comprises an upper cover plate, a lower seat plate and at least two buffer units, and each buffer unit comprises a pressure spring, a spring cover plate, an extrusion part, an adjusting base plate, a traction cable and a locking mechanism; one end of the pressure spring is connected to the lower seat plate, and the other end of the pressure spring abuts against the upper cover plate through the spring cover plate and the adjusting base plate in sequence; a first through hole is formed in the upper cover plate, a second through hole is formed in the lower seat plate, a third through hole is formed in the spring cover plate, the extrusion component is arranged in the first through hole and can abut against the spring cover plate, one end of the traction cable is fixedly connected with the extrusion component, and the other end of the traction cable sequentially penetrates through the third through hole, the compression spring and the second through hole. And the locking mechanism is arranged on the lower seat plate and can fix the traction cable on the lower seat plate. The operation difficulty of height adjustment and leveling can be reduced, and meanwhile, one spring can be independently replaced.

The invention relates to the field of a sealing element, in particular to an overpressure-resisting combined gasket. The overpressure-resisting combined gasket comprises a rubber ring and two or more than two hard liner plates which are arranged to surround the rubber ring, wherein each hard liner plate is provided with a bolt connecting hole, and the rubber ring is connected with the hard liner plates. The overpressure-resisting combined gasket comprises the rubber ring and two or more than two hard liner plates surrounding the rubber ring, the hard liner plate is provided with the bolt connecting hole, and the rubber ring is connected with the hard liner plates, so that when the overpressure-resisting combined gasket is in use, the compression amount on a corresponding position of the rubber ring can be controlled by virtue of the hard liner plates, the compression amount on each position of the rubber ring is consistent, the compression amount of the rubber ring also can be strictly controlled by setting the thickness difference of the hard liner plates and the rubber ring. The overpressure-resisting combined gasket not only can be uniform in stress, but also can prevent the excessive compression.

The invention discloses a temperature measurement component, a temperature measurement device and an electric appliance component. The temperature measurement component comprises a heat conduction padand a temperature measuring element. The heat conduction pad is in thermally conductive connection with an object to be measured in temperature. The temperature measuring element is in contact with the heat conduction pad, is arranged at intervals with the object to be measured in temperature, and is used for detecting the temperature of the object to be measured in temperature. The temperature measurement component replaces a heat transfer structure made by a potting and packaging process with the heat conduction pad, thereby avoiding low efficiency caused by long potting time and the inconvenient control of glue curing time. Further, the heat conduction pad does not require complicated structural cooperation and has high universal performance.