33results about How to "Push and pull easily" patented technology

A push cart includes a frame, a pushing device, a plurality of casters, one or more electric consumers, at least one rechargeable battery, and at least one power generator that can be driven via a traveling motion of the cart and is connected to the at least one rechargeable battery.

A portable cooking oil filtering system comprises: a cart; a supply tank mounted on the cart; a pump mounted on the cart and configured to deliver cooking oil from a fryer to the supply tank; a centrifuge filter mounted on the cart and in fluid communication with the supply tank, such that the centrifuge filter receives the cooking oil from the supply tank, and then separates waste from the cooking oil; a sludge tank mounted on the cart and configured to receive the waste from the centrifuge filter; and a filtered oil tank mounted on the cart and configured to receive the cooking oil from the centrifuge filter.

The invention provides an improved electric sliding rail. The improved electric sliding rail is simple in structure. The improved electric sliding rail not only has the function of manually and automatically pushing and pulling a drawer, but also is easy for manual push-and-pull and convenient to use when a motor is in a power-off state, the capacity of the drawer can be improved, and the servicelife of an electric sliding rail can be prolonged. The improved electric sliding rail comprises a motor driving structure and two groups of sliding rail assemblies which are symmetrically arranged, wherein each group of sliding rail assemblies comprises a sliding rail and a fixed rail which are connected in a sliding and sleeving manner, a rack shell is arranged on the outer side of each fixed rail in a sleeving manner, each rack shell is provided with a rack, each sliding rail is provided with a gear meshed with the rack, the motor driving structure is arranged on the sliding rail through a fixing device and is electrically connected with a controller, the motor driving structure further comprises a clutch, the clutch is also in electric control connection with the controller, and the clutch is arranged on one side of an output shaft of the motor in the motor driving structure and is connected with the sliding rail through a linkage structure.

The invention discloses a high-sealing sash window provided with an invisible screen window, which is consists of a window frame, a window sash fixedly provided with glass in the frames, a pulley gear, a slideway device and a sealing device. Sealing frames are arranged on the longitudinal peripheries of the left and right arms and the upper and lower arms of the window frame, transverse slideways are arranged between the sealing frames and the corresponding position of each longitudinal slideway on the upper and lower arms of the window frame corresponding to each window sash in the closed position, which can lead each window sash to be opened or closed longitudinally in a sliding way and to be folded transversely so as to be inosculated with the surrounding sealing frames, thus achieving high sealing, and the invisible screen window is arranged between the space in the left or right arm of the window frame and the adjacent window sash thereof. The sash window has the advantages of the convenient usage of the sash window and the high sealing of the casement window, overcomes the sealing dead angle and achieves the goals of energy conservation and environmental protection.

A both manual and electric changeover unit for the glass lift of car features that the locating sleeve, bearing and clutch sleeve are sequentially sleeved on the changeover axle of rockerarm. Said clutch sleeve has several notches. A locating pin is arranged in said changeover axle between bearing and clutch sleeve. A drive sleeve sleeving on said changeover axle has an axle installing hole at its front end and several steel ball holes for holding steel balls in them. Its advantages are simple structure and flexible operation.

The invention discloses a hidden-type protective security window which comprises a window frame, a casement and a folding security window screen. The window frame comprises an edge frame, an upper sliding rail and a lower sliding rail, an opening is formed in the inner side edge of the edge frame, openings are formed in the inner side edge and the outer side edge of a flat edge of the casement, the inner side opening of the flat edge of the casement is used for assembling glass, vertical bars arranged at intervals are connected through connecting bars to form the folding security window screen, a clamping groove is formed in the opening of the inner side edge of the edge frame, a cavity is reserved from the outer side edge of the clamping groove to the inner side edge of the edge frame, a clamping groove is formed in the opening of the outer side edge of the flat edge of the casement, a cavity is reserved from the outer side edge of the clamping groove of the opening of the outer side edge of the flat edge to the outer side edge of the flat edge, fixing bars connected with the vertical bars on two sides of the folding security window screen are arranged in the clamping groove of the edge frame and the clamping groove of the flat edge respectively, and the edge frame reserved cavity and the flat edge reserved cavity form a sealed space for containing the folded folding security window screen. The folding security window screen, the window frame and the casement are located on the same plane, and when the casement is closed, the folding security window screen is folded and hidden in the sealed cavity formed by the edge frame and the flat edge. When the casement is opened, the folding security window screen is stretched and opened in a screen shape, and therefore protective function and security function are achieved. The hidden-type protective security window is convenient to mount and will not damage the original appearance of a building.

The invention discloses a safety self-destructive syringe. The syringe comprises a protective cap, a syringe needle, a cylinder, a push rod and a syringe needle protective device. The syringe needle comprises a needle seat and a needle tip installed on the needle seat, the protective cap is fixedly arranged on the syringe needle, the syringe needle is installed at the front end of the cylinder through the syringe needle protective device, the push rod with an o-shaped piston is installed in a hollow cavity of the cylinder, and therefore the safety self-destruction syringe is formed. The syringe needle protective device comprises a 6:100 Ruhr rotary union, a protective arm, a hinge and a buckle, wherein the 6:100 Ruhr rotary union enables the syringe needle and the cylinder to be connected together, the syringe needle is contained in the protective arm, and the hinge and the buckle enables the syringe needle to be located. The hinge is connected between the outer circumferential surface of the upper end of the 6:100 Ruhr rotary union and the bottom face, close to the lateral side, of the protective arm to enable the protective arm to rotate relative to the 6:100 Ruhr rotary union. The safety self-destructive syringe is simple in structure, easy to operate, capable of conducting protection and self-destruction on the polluted syringe needle after injection ends, and therefore the syringe needle is prevented from piercing people again and the syringe is prevented from being reused.

The invention provides a drawer assembly. The drawer assembly comprises a drawer, a drawer cover and a base plate. One of the base plate and the drawer cover is provided with a sliding groove extending in the vertical direction, and the other of the base plate and the drawer cover is provided with a convex shaft which is contained in the sliding groove and moves up and down along the sliding groove. The drawer assembly further comprises twisting mechanisms. Each twisting mechanism comprises a torsional spring and a rotating piece, wherein the torsional spring comprises a spring body, a first hinge pin and a second hinge pin, the rotating piece comprises a rotating shaft, a first fixing part and a second fixing part, the first hinge pin is fixed to the base plate, the second hinge pin is fixed to the first fixing part, the first fixing part is rotationally connected with the base plate, and the second fixing part is fixed to the drawer cover. A driving mechanism is arranged on the drawer. When the drawer moves and is opened or closed, the driving mechanism and the torsional springs are matched so as to drive the rotating pieces to rotate around the straight lines where the rotating shafts are located, and thus, the second fixing parts are made to get away from or get close to the drawer.

The invention discloses large-scale high-temperature test equipment applied to the reliability test of a solid-state disk. The large-scale high-temperature test equipment includes a housing of the equipment. The housing is provided with a plurality of independent aging chambers, and the shell of each housing is provided with a wind circulation system, a temperature control system, an over-temperature protection system and a product power supply system. The large-scale high-temperature test equipment is energy-saving and environmentally-friendly, the power source of each high-temperature chamber can be controlled independently, and the reasonable use of each aging chamber can be individually controlled. Frequent shutdown, starting-up, heating, cooling and other operation of the equipment can be minimized. Compared with other equipment with same production capacity, at least 40% of power consumption is saved. A product test rack adopts a cart-type aging rack, and a cart type design is used. Universal wheels are installed at the bottom of the rack body, and the product test rack is easy to push and pull when in use.

The invention relates to the technical field of electrical engineering, in particular to a dust removal device for electrical engineering based on a spraying mechanism and a using method of the dust removal device. The dust removal device comprises a dust removal box and a spraying mechanism at the top of the dust removal box. The outer wall, close to the top, of the dust removal box is communicated with a dust inlet. The spraying mechanism at least comprises a water tank, a water conveying pipe and a spraying device. The water tank is located at the top of the dust removal box. The other end of the water conveying pipe is communicated with a connecting cylinder, and an external thread is arranged on the outer wall, close to the bottom, of the connecting cylinder. The spraying device comprises a communicating rod, the communicating rod is rotationally arranged in the dust removal box, the outer wall, close to the top, of the communicating rod is communicated with two symmetrical spraying rods, the spraying rods are in an inverted L shape, the inner walls of the spraying rods are communicated with a plurality of water spraying heads at equal intervals, and the end of the communicating rod rotationally penetrates out of the dust removal box and is rotationally communicated with a connecting sleeve. By means of the dust removal device, sucked dust can be effectively subjected to dust suppression, the situation that the dust floats out again to pollute the environment is avoided, and atomized water can be directly sprayed for dust suppression in a workshop of electrical engineering.

An adjustable stroller having a main carriage and a handle bar assembly, wherein the handle bar assembly is configured to convert between push and pull configurations to enable a user to either push or pull the stroller. More specifically, the adjustable stroller includes the main carriage, pulling rails comprised of handle bar tubes and telescoping rail tubes, two rear wheels attached to the main carriage and the proximal ends of the pulling rails via wheel hubs, a cross bar and center handle configured to host conversion and brake mechanism controls, and a third, front wheel to offer stability and balance. The handle bar assembly in dudes the pulling rails and the cross bar and center handle. In the pull configuration, the distal ends of the pulling rails can attach to an adjustable running belt that a user can wear around the user's waist.

The invention relates to the technical field of lithium batteries, in particular to a lithium battery pack fixing device based on local heat dissipation. The lithium battery comprises a lithium battery body and a lithium battery pack fixing mechanism on the outer side of the lithium battery body, the lithium battery pack fixing mechanism at least comprises: a storage shell, wherein sliding groovesare formed in the inner walls of the two sides of the storage shell, a plurality of partition plates are arranged in the sliding grooves at equal intervals, a plurality of air holes are formed in theouter wall of the storage shell, and four inserting grooves are formed in the edge of the top of the storage shell; and clamping devices which are located between the two partition plates respectively, wherein each clamping device comprises two clamping plates which are symmetrical to each other, moving plates are arranged on the two side walls of each clamping plate, the moving plates are arranged in the sliding grooves in a sliding mode, each local heat dissipation device comprises a fixed frame, and a heat dissipation fan is arranged in the center of the interior of each fixed frame. the lithium battery pack can be effectively fixed, local heat dissipation can be performed on the outer side of the lithium battery body, and the safety of the lithium battery can be protected.

The invention discloses a syringe putter with an o-type ring rubber plug. The syringe putter includes the o-type ring rubber plug (1) and a putter body (2); the lower portion of the putter body (2) is provided with a pressing handle (21), the upper portion of the putter body (2) is provided with a putter head (22), and a push-pull ring (221) is formed on the putter head (22). The syringe putter is characterized in that the push-pull ring (221) is provided with a groove (222) used for installing the o-type ring rubber plug (1), and the groove (222) is located in the middle of the push-pull ring (221). The syringe putter is easy to push and pull, good in sealing performance, low in manufacturing cost and safer to use.

The invention belongs to window sections and accessories for buildings, and in particular relates to a single push-and-pull window frame section with sealing joint surfaces and slide rail combined surfaces. The section comprises a frame section (1), an atrium frame section (2), a small atrium section (3) and the like, wherein the frame section (1) and the atrium frame section (2) are provided with a sealing joint surface (8) and a slide rail combined surface (9) respectively; the small atrium section (3) is provided with a sealing joint surface (8); the end of the small atrium section (3) is vertically connected with the frame section (1) and the atrium frame section (2) to form the plane of the sealing joint surface (8); sealing strips (13) are connected in the plane of the sealing joint surface (8) through glass pressing strip ports (7) of the frame section (1), the atrium frame section (2) and the small atrium section (3); and the slide rail combined surfaces (9) of the frame section (1) and the atrium frame section (2) are connected with slide rail strips (10). The section is easy to manufacture and has low manufacturing cost, materials are saved, and a window has attractive appearance.

The invention relates to the technical field of filtering devices, in particular to a rotary magnetic adsorption wastewater filtering device. The device comprises a water inlet pipe and a filtering and purifying mechanism communicated with the bottom of the water inlet pipe, a shielding plate is arranged on the outer wall of the bottom of the water inlet pipe, the filtering and purifying mechanismat least comprises a magnetic attraction device and a filtering device; the magnetic attraction device comprises a magnetic attraction box, the shielding plate is hinged to an opening in the top of the magnetic attraction box, a fixing frame is arranged in the magnetic attraction box, and a magnetic rotary drum is arranged in the fixing frame. The end part of the magnetic rotary drum is connectedwith a drum motor, the drum motor is fixedly arranged on the inner wall of the fixing frame, the magnetic rotary drum is rotatably arranged in the fixing frame, the filtering device comprises a filtering box, the filtering box is communicated with the bottom of the magnetic suction box, and a filtering net is arranged in the filtering box and is obliquely fixed at the bottom of an inner cavity ofthe filtering box; and the outer wall of the filtering box is communicated with a discharging block. According to the present invention, the magnetic substances in the wastewater can be rotatably adsorbed, the impurities can be conveniently cleaned, and the influence on the wastewater filtration due to the impurity blockage can be avoided.

The invention relates to an external-turnover type window opener. The external-turnover type window opener comprises a box body, a shears-fork type unequal-arm telescopic pole, a rack, a slide block,a rotary barrel which is hinged on the slide block and is provided with teeth on the back part, a connecting rod for driving a handle, and a U-shaped insertion board which is inserted into an externalwindow frame, wherein the movable end of the telescopic pole and the sliding end of the connecting rod are provided with driving levers which are matched with the rotary barrel. According to the external-turnover type window opener disclosed by the invention, separation and reunion for the slide block and the movable end of the telescopic pole, and for the slide block and the slide end of the connecting rod are realized through the rotary barrel which is engaged with the rack, and a separation and reunion mechanism is simple in structure, and is delicate in design. The window opener only needs one motor to realize push-out and draw-back of the telescopic pole as well as unlocking and locking of the handle, so that window opening and window closing are accomplished. The telescopic pole ofthe external-turnover type window opener is an unequal-arm shears-fork mechanism, and can push and pull a window easily. Moreover, the external-turnover type window opener is small in structure, and can be directly fixed onto an internal window frame without changing the structure of an existing window during mounting, is quick to mount, and is convenient to use.

The invention discloses a magnetic suspension sliding door which comprises a magnetic attraction track, a U-shaped track frame and a sliding door and window body. The magnetic attraction track is fixedly mounted on a track seat; the U-shaped track frame is composed of a top wall and two side walls oppositely connected to the lower side of the top wall, the two side walls are clamped on the two sides of the magnetic attraction track, permanent magnets are arranged on the opposite inner sides of the two side walls and close to the lower portions of the two side walls, and the magnetic attraction track magnetically attracts the permanent magnets on the two sides of the magnetic attraction track. The U-shaped track frame is arranged on the magnetic attraction track and keeps gaps with the permanent magnets on the two sides of the U-shaped track frame, at least two pairs of positioning wheels are arranged on the U-shaped track frame, and each pair of positioning wheels is installed on the two side walls of the U-shaped track frame and limited to the two sides of the magnetic attraction track. And the sliding door and window is fixed on the top wall of the U-shaped track frame. According to the sliding door and window, the problems that a pulley of an existing sliding door and window is large in bearing capacity, prone to deformation or damage, large in sliding friction force, strenuous in sliding door and window and large in noise during pushing and pulling are solved.

The invention relates to an external-turnover type window opener. The external-turnover type window opener comprises a box body, a shears-fork type unequal-arm telescopic pole, a rack, a slide block,a rotary barrel which is hinged on the slide block and is provided with teeth on the back part, a connecting rod for driving a handle, and a U-shaped insertion board which is inserted into an externalwindow frame, wherein the movable end of the telescopic pole and the sliding end of the connecting rod are provided with driving levers which are matched with the rotary barrel. According to the external-turnover type window opener disclosed by the invention, separation and reunion for the slide block and the movable end of the telescopic pole, and for the slide block and the slide end of the connecting rod are realized through the rotary barrel which is engaged with the rack, and a separation and reunion mechanism is simple in structure, and is delicate in design. The window opener only needs one motor to realize push-out and draw-back of the telescopic pole as well as unlocking and locking of the handle, so that window opening and window closing are accomplished. The telescopic pole ofthe external-turnover type window opener is an unequal-arm shears-fork mechanism, and can push and pull a window easily. Moreover, the external-turnover type window opener is small in structure, and can be directly fixed onto an internal window frame without changing the structure of an existing window during mounting, is quick to mount, and is convenient to use.

The invention relates to a noise reduction device, in particular to a noise reduction device for splicing warp knitting machines. It includes the warp knitting machine body and the protection and noise reduction mechanism on the outside of the warp knitting machine body. Two symmetrical moving blocks are arranged at the bottom of the warp knitting machine body. The protection and noise reduction mechanism includes at least: a support plate, a buffer plate and a sound insulation device. The acoustic device includes a connecting plate, which is fixedly connected to the top edge of the supporting plate, and the inner surface of the connecting plate is provided with a folding cover, which is in the shape of an "organ". A symmetrical adjustment column, the bottom of the adjustment column is provided with a slider, the slider is slid inside the chute, the bottom of the slider is rotated with a gear plate, the outer wall of the gear plate is meshed with the outer wall of the rack, and the end of the gear plate is fixedly connected with a rotating motor The output shaft, the present invention is convenient to reduce the noise of the warp knitting machine body, so that the noise of the warp knitting machine body is cut off when it is working, which is beneficial to protect the health of the staff.

The invention relates to a noise reduction device, in particular to a noise reduction device for a spliced warp knitting machine. The noise reduction device comprises a warp knitting machine body and a protective noise reduction mechanism on the outer side of the warp knitting machine body; two symmetrical moving blocks are arranged at the bottom of the warp knitting machine body; the protective noise reduction mechanism at least comprises a supporting plate, a buffer plate and a sound insulation device; the sound insulation device comprises a connecting plate, and the connecting plate is fixedly connected to the edge of the top of the supporting plate; a folding cover is arranged on the inner surface of the connecting plate; the folding cover is in an organ shape; the warp knitting machine body is located in the folding cover; two symmetrical adjusting columns are arranged at the end of the folding cover; sliding blocks are arranged at the bottoms of the adjusting columns and arranged in sliding grooves in a sliding mode; gear discs are rotationally arranged at the bottoms of the sliding blocks; the outer walls of the gear discs are connected with the outer walls of racks in a meshed mode; and the end parts of the gear discs are fixedly connected with an output shaft of a rotating motor. According to the noise reduction device, noise reduction can be conducted on the warp knitting machine body conveniently, noise generated when the warp knitting machine body works is isolated, and health of workers is protected.

The invention belongs to the technical field of doors, which solves the problems of large gap between a door body and a door frame and incapability of blocking air from entering in the prior art. An air-tight seal sliding door comprises a door plate (1) and a gliding groove (2) which is formed on the lower edge of the door plate (1), wherein a ground pile (3) which is fixed on the ground is arranged in the gliding groove (2); a slide rail (4) is fixed to a wall body; a guide groove (5) is formed on the slide rail (4); the door plate (1) is provided with a roller (6) which can roll along the guide groove (5); a sinking trough (7) is formed inside the guide groove (5); and when moving to the sinking trough (7), the roller (6) can deviate from the guide groove (5) to roll into the sinking trough (7). The sliding door is extremely easy to pull and push and moves downwards by using gravity of the door plate per se to force the door plate to move towards the door frame, so that the gap between the door plate and the door frame is reduced, meanwhile, the gap between the door plate and the ground is also reduced, the space through which the air passes is greatly reduced, and sealing is realized.

The invention belongs to the technical field of doors. It solves the problem in the prior art that the gap between the door body and the door frame is large and cannot block the entry of gas. The air-tight sliding door includes a door panel (1), a glide groove (2) arranged under the door panel (1), a ground pile (3) fixed to the ground is arranged in the glide groove (2), and a ground pile (3) fixed on the wall The slide rail (4), the slide rail (4) is provided with a guide groove (5), the door panel (1) is provided with a roller (6) that can roll along the guide groove (5), and the inside of the guide groove (5) is provided with a sinker. The groove (7), when the roller (6) moves to the sink groove (7), it will deviate from the guide groove (5) and roll into the sink groove (7). Pushing and pulling feels very easy. Use the gravity of the door panel to move downwards, forcing the door panel to move towards the door frame, so that the gap between the door panel and the door frame is reduced, and the gap between the door panel and the ground is also reduced, which is greatly reduced. The space through which the air passes achieves a seal.

The invention relates to an arc-shaped door for a linear extraction cutting room. The arc-shaped door comprises guide rails, guide rail supports, jiggers, door sheets and baffle plates, wherein the number of the guide rails is four; the guide rails are fixed below the guide rail supports through matching of bolts and guide rail fixed through holes in a mutual parallel manner; the two jiggers are arranged on each guide rail, the pulleys of the jiggers are arranged in sliding passages of the guide rails in a rolling manner, and the door sheets are fixed on door sheet fixed plates of the two jiggers through matching of the bolts and door sheet fixed holes; and the baffle plates are fixed on baffle plate fixed supports. The arc-shaped door can realize easy push-and-pull, facilitates operation by staff, reduces labor intensity and improves operation safety and product quality.

The invention relates to the technical field of electrical engineering, in particular to a dust removal device for electrical engineering based on a spray mechanism and a method of using the same. It includes a dust removal box and a spray mechanism on the top of the dust removal box, the outer wall of the dust removal box near the top is connected with a dust inlet, and the spray mechanism at least includes: a water tank, the water tank is located on the top of the dust removal box, and a water delivery pipe is connected to the other end of the water delivery pipe with a connecting cylinder. , the outer wall of the connecting cylinder near the bottom is provided with an external thread, the spray device, the spray device includes a connecting rod, the connecting rod is rotated and arranged inside the dust box, the outer wall of the connecting rod near the top is connected with two symmetrical spray rods, and the spray rods are inverted "L" shape, the inner wall of the spray rod is connected with a plurality of water spray heads at equal intervals, and the end of the connecting rod rotates and passes through the dust box and is connected with a connecting sleeve. Pollute the environment, and can directly spray atomized water to reduce dust in the electrical engineering workshop.

Provided are a drawer assembly (100) and a refrigerator (200) comprising the drawer assembly (100). The drawer assembly (100) comprises a drawer (2), a drawer cover (1), a base plate (3), and a clip piece (5). The clip piece (5) comprises a first clip piece (51), a second clip piece (52), a shaft (53), and a flat spring (54). A driving mechanism (6) is disposed at the drawer (2), and the driving mechanism (6) and the flat spring (54) operate together to drive the second clip piece (52) to rotate around the shaft (53), so as to move the drawer cover (1) closer to or away from the drawer (2).

A both manual and electric changeover unit for the glass lift of car features that the locating sleeve, bearing and clutch sleeve are sequentially sleeved on the changeover axle of rockerarm. Said clutch sleeve has several notches. A locating pin is arranged in said changeover axle between bearing and clutch sleeve. A drive sleeve sleeving on said changeover axle has an axle installing hole at its front end and several steel ball holes for holding steel balls in them. Its advantages are simple structure and flexible operation.

The invention provides a portable high-altitude fire extinguishing device and relates to the field of fire extinguishing devices. The portable high-altitude fire extinguishing device comprises a fire extinguishing tank body, a hose is arranged at the upper end of the fire extinguishing tank body, a fixing pipe is fixedly installed at the end, away from a discharging port, of the hose, a connector is fixedly installed at the tail end of the fixing pipe, and an external thread connector is fixedly arranged at the outer side of the end, away from the fixing pipe, of the connector; a fire extinguishing spray head is detachably mounted on the connector through the external thread connector; and a multi-section connecting rod is detachably mounted between the fire extinguishing spray head and the connector. According to the device, through the design of the multi-section connecting rod, the connecting rod is spliced between the fire extinguishing spray head and the connector, so that the fire extinguishing spray head can extinguish fire disasters for high-altitude electric wires, ammeters, high-voltage lines, transformers, electrical equipment and the like, through the arrangement of end part interfaces and end part grooves, two connecting rods can be quickly spliced in an end-to-end manner, the whole portable high-altitude fire extinguishing device is very convenient to mount and dismount, a high ignition point can be quickly extinguished, and the safety and high efficiency of the fire extinguishing process are ensured.