44results about How to "Increase the use volume" patented technology

The invention provides a fish tank bottom filter filtering system. According to the scheme, overflow plates or overflow columns are not arranged, the water level of a fish tank can be freely adjusted, even if the fish tank is not managed by people for a long time, the phenomena that water circulation is suspended due to dropping of the water level of the fish tank, a water pump is burnt out, and water quality is deteriorated to cause dropping of aquatic life energy and death of aquatic lives can be avoided. In addition, according to the scheme, the water level of a bottom filter tank is stable, a protein separator and other cultivation equipment are convenient to manage, and a large number of workloads of feeders are reduced. Through a designed round gasket 19 and a designed annular gasket 20, the problem of the poor closing effect caused by aging and abrasion of gaskets can be well solved, in a power failure state, due to the fact that a water pump 10 can not convey water of the bottom filter tank 16 into a fish tank 1, the problems that the water level of the fish tank can drop and the water level of the bottom filter tank rises and then water overflows due to the poor closing effect are solved. A valve 17 can discharge water from a main water inlet pipe, water in the fish tank can be conveniently and quickly emptied in necessary, in addition, sand, residues, animal skeletons and other solid-state garbage deposited in the main water inlet pipe can be completely cleaned. A tapered piston 6, a perforated plate 7 and a floating ball 9 are combined to control a water switch of a pressure chamber water outlet pipe 26, and compared with a lever type float valve, the fish tank bottom filter filtering system is firmer and more durable. In addition, the perforated plate 7 can be conveniently demounted, then, solid-state matter accumulated inside the fish tank can be conveniently cleaned, and blockage can be avoided.

The invention discloses an orbit shuttling load transferring trolley used for a stereoscopic warehouse, and the trolley can be used for solving the problem that the walking laneway of the traditional stereoscopic warehouse occupies the use volume of the warehouse. The orbit shuttling load transferring trolley is characterized in that a trolley walking driving shaft (2) and a driving wheel (16) are arranged on a trolley frame (1), a pair of driving eccentric bearing blocks (9) and a pair of driving eccentric sleeves (10) are arranged at the front end of the trolley frame (1), a pair of liftingbearing blocks (14) and a lifting sleeve (15) are arranged at the rear end of the trolley frame (1), the eccentric hole of a driving eccentric sleeve (10) and the eccentric hole of a driven lifting chain wheel (26) are internally and movably provided with the trolley walking driving shaft (2) and the driving wheel (16), a driven bearing (25) and a driven wheel (17) are arranged at the eccentric position of the lifting sleeve (15), and a walking motor and a reducer (3) as well as a lifting motor and a reducer (11) are fixedly arranged on a trolley frame base plate (4). By adopting the orbit shuttling load transferring trolley disclosed by the invention, the use volume of the stereoscopic warehouse and the safety factor of goods access are improved.

A refrigerator includes a cabinet shaping the appearance; a storage compartment located within the cabinet; a first door and a second door configured to open or close the door of the storage compartment and pivotably disposed at left and right sides of the cabinet; a pillar disposed to the first door in a pivotable manner of a side of the pillar and configured to block leakage of cold air between the first door and the second door; a pillar boss disposed in a protruding on the upper portion of the pillar; a guide recess configured to guide the pillar boss; and a rotator provided with the guide recess at a side thereof, the rotator being configured to rotate about a rotation axis inside.

The invention discloses a multi-fire-source fire extinguishing guided missile system based on an unmanned aerial vehicle. The system comprises an unmanned aerial vehicle system, a ground control station and a fire extinguishing bomb launching platform; the unmanned aerial vehicle system comprises the unmanned aerial vehicle, a thermal imaging and visual light camera device, an unmanned aerial vehicle main control module, a GPS positioning module and an image identifying module; the fire extinguishing bomb launching platform comprises a base, a bomb box, a bomb supply mechanism arranged in thebomb box, a launcher base, a support aiming mechanism vertically mounted on the launcher base, and a launching pipe mounted at the upper end of the support aiming mechanism; the bomb box and the launcher base are fixed on the base; an igniter is arranged in the launching pipe; a launching platform main control module is arranged in the base; a bomb supply control module is arranged in the bomb box; and a launcher control module is arranged in the launcher base. The system can effectively extinguish large-area forest fire caused by multiple fire sources.

The invention discloses an electronic oven which includes an oven body. The oven body is equipped with two groups of electrical heating tubes which are arranged upper and lower and a griddle which is arranged in a middle inner cavity. The back of the oven body is equipped with a back casing. The outer surface of the back casing is movably connected with a top wallboard component. The front face of the oven body is hinged with a transparent toughened glass gate in a way of turning downward. A panel which is arranged to be parallel with the toughened glass gate is fixed on the front face of the oven body. Black high temperature resistance oil is sprayed on the inner cavity wall of the oven body to further guarantee the baking temperature in the cavity. The baking condition of foods in the oven body can be clearly observed from the high temperature resistance transparent toughened glass gate. The whole structure is changed from the traditional square shape into the cylindrical shape. With liberal appearance, the actual using volume is increased. A movable top wallboard is added on the back casing. When the movable top wallboard component is folded to be fixed, the oven space is saved. When the movable top wallboard component is put down, the electric oven does not touch wall corners, which guarantees the using safety.

The invention belongs to the technical field of automobiles and discloses a flying car which comprises a car body, front wings, rear wings and propellers, and the car body comprises a car head compartment and a car tail compartment; the front wings are arranged on the two sides of the car head respectively and can be unfolded out of the car body or folded and stored in the car head compartment; the rear wings are arranged on the two sides of the car tail respectively and can be unfolded out of the car body or folded and stored in the car tail compartment; the propellers are respectively arranged at the wingtips of the front wings and the rear wings, can be accommodated in the car head compartment along with the front wings, and can be accommodated in the car tail compartment along with the rear wings; in the flying state, the propellers rotate to the first position to provide vertical lift force for the flying car, and the propellers rotate to the second position to provide horizontal power for the flying car. The flying car is compact in structure and large in available space of the car body, can be parked in a common parking space and normally run on a common road, and can vertically take off and land like a multi-rotor aircraft and fly at a high speed like a fixed-wing aircraft.

The invention relates to the technical field of refrigerators in electrical equipment, and more particularly relates to a door shelving type ice making device based on a household refrigerator platform. The ice making device comprises an ice making bracket, ice making grids and an ice storage box, wherein the ice making grids are arranged on the ice making bracket, and the ice storage box is arranged at the lower part of the ice making bracket. The ice making device further comprises a rotating direction changing mechanism which is arranged on the ice making bracket, wherein the rotating direction changing mechanism is connected with the ice making grids and is used for driving the ice making grids to be subjected to rotary ice stripping. The ice making device is mounted on a freezing door body of a refrigerator in a door shelving manner, so that the volume of the door body is utilized sufficiently; the ice making device is provided with the special rotating direction changing mechanism, so that rotary motion vertical to the door body is changed into rotary motion parallel to the door body through a bevel gear combination; the ice making device is provided with an overflow water tank which is specifically used for solving the problem that water is overflowed to the ice storage box caused by the fact that too much water is added into the ice making grids or the door body shakes when the door body is closed.

The invention relates to an electricity-saving economical double-layer civil-engineering novel refrigeration house which successively comprises an internal system, a totally-sealed waterproof moisture barrier system, a thermal insulation system and an external system from inside to outside. The thick reinforced concrete load bearing ground in the electricity-saving economical double-layer civil-engineering novel refrigeration house of the invention is of a thick reinforced concrete structure located on a cement mortar cushion layer outside a intact net-type totally-sealed waterproof moisture barrier outside an intact net-type thermal insulation layer in the ground, the thick reinforced concrete structure is provided with a plurality of heavy steel pipe columns which can regularly and stably bear all weight on the thick reinforced concrete structure, and the thickness of the thick reinforced concrete structure is matched with total weight borne by the electricity-saving economical double-layer civil-engineering novel refrigeration house. The heavy steel pipe column supported heavy H-shaped supporting reinforced concrete roof or ground in the electricity-saving economical double-layer civil-engineering novel refrigeration house of the invention is a one-layer roof support structure of the invention, has light weight and large load bearing strength, improves the height for installing cold storage rack pipes, improves utilization volume of the refrigeration house and lowers construction cost.

The invention provides a packaging box for clothing transportation. The packaging box comprises a box body, a box cover is hinged to the left side of the box body through a fixing bolt, an extending cover is arranged inside the box cover, a left moving chamber and a right moving chamber are fixedly installed on the left side and the right side of the box cover correspondingly, a sliding rail is fixedly installed on the right side of the inner wall of the right moving chamber, and the right side of the extending cover is in sliding connection with the sliding rail; and the left side of the extending cover extends into the interior of the left moving chamber of the box cover, the left side and the right side of the box body are correspondingly provided with first storage grooves, and an extending box is arranged inside the first storage grooves. According to the packaging box for the clothing transportation, through the arrangement of the extending box in the first storage grooves, the size of the packaging box can be adjusted, a micro motor is controlled to drive a first screw rod to rotate, an adjusting rod is enabled to adjust the height of the extending box, so that the use volume of the packaging box can be expanded conveniently; and when the use volume of the packaging box becomes large, an inner limiting rotating shaft is enabled to be rotated by pushing a telescopic fixing key so as to extend the extending cover.

The invention discloses a combined spliced bag. Through the combined spliced bag, the problems that existing bags have limited use space and cannot change are solved. The combined spliced bag comprises a body, at least one side cover and at least one expansion bag, wherein the body is connected with the side covers through zippers, the side covers can be completely disengaged from the body, first zipper strips are arranged on the edges of the two sides of the body, second zipper strips are arranged on the edges of the side covers, third zipper strips are arranged on the edges of the expansion bags, the first zipper strips are matched with the second zipper strips and the third zipper strips, and the body has a first state at which the body is connected with the side covers and a second state at which the body is connected with the expansion bags. The combined spliced bag is simple in structure, and the use space can be combined at will to meet various travel demands of people.

The invention discloses a vertical water treatment device which is characterized by comprising a cone frustum cylinder, a water inlet in the upper end of the cone frustum cylinder, a water outlet in the lower end of the cone frustum cylinder, and three filter layers arranged inside the cone frustum cylinder, wherein the three filter layers are connected with the side wall of the cone frustum cylinder and comprises a filter plate layer, a ceramic filter material layer and a fiber ball filter material layer which are arranged from the water inlet in sequence; a space between every two filter layers is a water storage space; the vertical section of the filter plate layer is linear; the vertical sections of the ceramic filter material layer and the fiber ball filter material layer are in an arc arrangement manner; and the filter plate layer comprises a concrete filter plate body and filter holes which are uniformly formed in the filter plate layer in parallel. The external intensity requirement of the product disclosed by the invention is met by virtue of the concrete filter plate body, and the filter holes can be effectively protected to be stable. Moreover, impurities in water can be effectively removed when ceramic filtering materials are manufactured by using fluorite powder and activated carbon.

The invention discloses a polarity reversal output-type inverter with power decoupling and a control method thereof. The main circuit topology of the inverter comprises a DC power supply, an input capacitor, a primary-side switch transistor, an isolation transformer, a cut-off diode, a filter capacitor, a polarity reversal inverter bridge, an output filter circuit, a power grid and a decoupling circuit. The control method comprises steps: a unit sinusoidal wave is acquired through a PLL from a power grid voltage sampling value, the maximum DC input power is acquired through an MPPT from inputvoltage and current sampling values, a voltage disturbance signal is acquired through a voltage loop from a decoupling capacitor voltage sampling value, five modulation wave signals are obtained through a current reference operation circuit and a modulation signal generating circuit, and finally, through a PWM control circuit and a logic circuit, a grid-connected inverter is controlled to work. Adecoupling circuit formed by a decoupling switch transistor, a decoupling diode and a decoupling capacitor is added to the primary side of the isolation transformer, secondary current ripples at the DC power supply input side are effectively eliminated, and grid connection is realized.

The invention relates to a fingerprint module and an electronic device provided with the fingerprint module. A fingerprint chip arranged on the substrate; the shell comprises a first surface and a second surface, wherein the shell is provided with a mounting groove, and the fingerprint chip is accommodated in the mounting groove, wherein the housing further includes a contact surface connecting the groove wall of the mounting groove with the second surface, the contact surface extending obliquely from the groove wall to the second surface in a direction away from the mounting groove; the fingerprint module further includes a first filler glue connected between the outer periphery of the fingerprint chip and the substrate, the first filler glue including an inclined extension from a side wall of the fingerprint chip to an abutment surface; the contact surface is abutted against the abutment surface of the first filler. A fingerprint module in which the housing abuts against the contactsurface of the first filler through the contact surface, thereby avoiding interference of the included angle between the groove wall and the second surface with the first filler, thereby eliminating the metal ring surrounding the fingerprint chip to reduce the manufacturing cost of the fingerprint module and effectively reducing the thickness of the fingerprint module.

Provided is a sterile article placing device. At present, when an operation is carried out, the number of surgical instruments and objects is large, the surgical instruments and objects cannot be placed on a plane, nurses need to count for four times, and counting errors are easily caused. The device comprises: a disinfection and sterilization basket (1), a tray (2), an antenna frame (3), a Z-shaped support (4) and a clamping part (6), wherein a bottom of the Z-shaped support is in threaded connection with the clamping part, a top of the Z-shaped support is in threaded connection with a center of the antenna frame, the tray and the antenna frame are fixed in an inserted mode, the disinfection and sterilization basket is arranged on the tray, and an insertion column (10) at a top of each antenna of the antenna frame is inserted into a grid of the disinfection and sterilization basket. The device is used for placing sterile articles.

The invention discloses a string-type greening planting device comprising a planting support and planting units. A hollow flow director is arranged in each planting unit. A water outlet port and a downward flowing port are arranged on the flow director. A flow direction line penetrating through the flow director is arranged in the flow director. The upper end of the flow direction line is fixed on the planting support. The plurality of planting units are fixed on the flow direction lines through fixing structures, such that planting strings are formed. The tops of the flow direction lines are connected to an external water supply device. The planting unit comprises a planting pot. A hole is provided on the bottom of the planting pot. A planting tray is arranged in the planting pot. The planting tray divides the planting pot into a planting vessel and a water storage vessel. A water absorption strip is arranged in the planting tray. The upper half of the water absorption strip is positioned in the planting vessel, and the lower half of the water absorption strip is positioned in the water storage vessel. A separation layer with a hole is arranged between the water outlet port and the downward flowing port of the flow director. With the device provided by the invention, defects of prior arts can be ameliorated, water inlet and water storage structures are optimized, and device cost is saved.

The invention discloses tower type sewage purification equipment which is characterized by comprising a trapezoid table type shell, a water inlet in the upper end of the trapezoid table type shell, a water outlet in the lower end of the trapezoid table type shell, and three filtering layers arranged in the trapezoid table type shell, wherein the three filtering layers are connected with the side wall of the trapezoid table type shell, and a, comprise a filtering plate layer, a ceramic filtering material layer and a fiber ball filtering material layer which are arrayed in sequence from the water inlet; a space between every two filtering layers is a water storage space; the vertical section of the filtering plate layer is V-shaped; the vertical section of the ceramic filtering material layer is saw-toothed; the vertical section of the fiber ball filtering material layer is arc-shaped; the filtering plate layer comprises a concrete filtering plate body and filtering holes uniformly arrayed in the filtering plate layer side by side; and the fiber ball filtering material layer with polypropylene fibers and polyacrylonitrile fibers which serve as main components can effectively remove suspensions from water.

The invention provides an electronic load device and a load module with a heat dissipation function. The electronic load device comprises a mainboard and the load module. The mainboard is provided with a plurality of first ports, and the load module comprises a sub-board and a heat dissipation unit. The sub-board is provided with a second port and a pin slot, the second port is used for being connected with one of the plurality of first ports in a pluggable mode, and the pin slot is used for being connected with the power assembly. The heat dissipation unit is provided with a cylindrical body and a plurality of heat dissipation fins, the cylindrical body defines an outer surface and an inner surface opposite to the outer surface, and the heat dissipation fins are connected to the outer surface. When the power assembly is connected with the pin groove, the power assembly contacts the inner surface.

The invention relates to a slide rail component and a refrigerator object holding box component and a refrigerator having the slide rail component. In particular, the invention provides the slide rail component for a refrigerator object holding box. The slide rail component comprises only one roller way extending in the longitudinal direction and defined by a first ball groove and a second ball groove oppositely formed in a first vertical side surface and a second vertical side surface, and multiple balls arranged in the roller way at intervals in a rolling manner. In addition, the invention further provides the refrigerator object holding box component and the refrigerator having the slide rail component. As the slide rail component only has one roller way, the component number of the slide rail component is largely decreased, and the volume of the slide rail component is prominently reduced.