101results about How to "Avoid secondary cleaning" patented technology

The invention discloses a post-cast strip structure for previously stopping water in basements and a construction method thereof. The structure comprises a main basement structure on the left and right sides, a post-cast strip area and a cast-in-place trapezoid concrete groove structure which is arranged below the post-cast strip area. A water-proof material rolling layer, a water-proof polyurethane coating film layer, a water-proof protective layer and a concrete cushion layer are sequentially arranged below the main basement structure and the cast-in-place trapezoid concrete groove structure; the post-cast strip structure for previously stopping the water in the basements has the advantages of being excellent in leaking-proof and water-proof effect, simple in structure, high in contraction distortion capability, and capable of effectively preventing sundries and accumulated water from entering the post-cast strip area, avoiding secondary cleaning, providing convenience for construction and effectively accelerating construction progress, and moreover, the undesirable phenomena such as slurry accumulation, water accumulation and the like are unlikely to occur by using the structure, so that the post-cast strip structure for previously stopping the water in the basements is worthy of popularization.

The invention relates to a grass trimmer comprising an expandable operation rod, a handle assembly connected with one end of the operation rod, a housing connected with the other end of the operation rod, a motor contained in the housing, a trimming head connected with the motor, and a shield and roller assembly arranged on the housing; the shield comprises a main portion connected with the housing and an edge portion vertically connected with the main portion; the edge portion is provided with an observation window used for observing work states of a trimming rope. The grass trimmer can more conveniently view the work states of the trimming rope in real time, thus preventing unnecessary wearing and bad effect caused by trimming.

The invention relates to the technical field of gear cleaning, and discloses a mechanical gear cleaning device. The mechanical gear cleaning device comprises a device body, a lifting driving mechanism, a conveying mechanism and a drying mechanism. The lifting driving mechanism is disposed at the upper end of the interior of the device body. The conveying mechanism is arranged in the device body. The drying mechanism is connected to the left side of the device body. According to the gear cleaning device, a second servo motor is controlled to drive a conveying belt to convey gears to a specificposition in the device body, a hydraulic telescopic cylinder is started to enable a mounting plate to descend, a conical insertion column is inserted into an insertion groove in a third rotary shaft,a second water pump is started to pump cleaning water from a water tank, and the cleaning water is sprayed through a spray head; a first servo motor drives a second rotary shaft to rotate so as to drive the third rotary shaft to rotate to enable an upper brush and a lower brush to clean the surfaces of the gears, and the gears can be cleaned in batches; and the upper surfaces and the lower surfaces of the gears can be cleaned at the same time, so that the gear cleaning efficiency is improved.

The invention discloses a high-applicability pipe surface oxide skin removing device, and belongs to the technical field of pipe surface treatment. The high-applicability pipe surface oxide skin removing device comprises a base, a sand box is rotationally arranged at the top of the base, a spiral blade is fixedly arranged in the sand box, a sealing cover is rotationally connected to the right side wall of the sand box, and a sand inlet is formed in the sealing cover; and feeding rollers fixedly connected to the top of the base are symmetrically arranged on the left side and the right side of the sand box, a pickling tank fixedly connected to the top of the base is arranged on the left side of the feeding roller on the left side, a driving mechanism used for driving the sand box to rotate is arranged at the top of the base, a linkage mechanism is further arranged at the top of the base, and the linkage mechanism realizes intermittent feeding under the linkage of the driving mechanism. According to the high-applicability pipe surface oxide skin removing device, oxide skin on the surface of the pipe can be fully cleaned, secondary cleaning can be avoided, and the workload of workers is reduced.

The invention discloses a high-efficient instant slurry powder and a preparation method thereof; the high-efficient instant slurry powder is prepared from, by weight, 70-85 parts of tackifier, 10 parts of filtrate reducer and 5-15 parts of sediment accelerating agent; the tackifier can completely dissolve within a short time, and reach high viscosity under the condition of low mixing amount, thus the slurry wiredrawing state is good; the filtrate reducer can lighten the water penetration effect, obviously reduce the water loss of the slurry, and play very good stabilizing function of peripheral stratum; the sediment accelerating agent can remove sand and purify the slurry, so as to avoid secondary hole cleaning, control the sand content in the slurry, and reduce the wear of a drill bit by too much gravels; the recycling time of slurry is improved to 8 times, thus the economic cost is saved; the high-efficient instant slurry powder can be widely applied to powder sand layer, clay layer, water-sensitive stratum and other multiple geological conditions; the high-efficient instant slurry powder can protect the well wall for 48 hours without collapse in use.

The invention discloses a greening pruning device for landscaping. The greening pruning device comprises a left shear body and a right shear body, the left shear body and the right shear body are distributed in a staggered mode, and a connecting piece penetrates through the connecting position of the left shear body and the right shear body and is rotationally connected with the connecting position of the left shear body and the right shear body. A first handle and a second handle are correspondingly and fixedly installed at the lower end of the left shear body and the lower end of the right shear body, tooth blades are arranged on the adjacent faces of the left shear body and the right shear body, a pneumatic mechanism is arranged between the first handle and the second handle, a cutting mechanism is arranged on the upper side of the tooth blade of the left shear body, and a power mechanism used for running of the cutting mechanism is arranged in the first handle. Compared with a traditional structure, a user can conveniently drive the cutting mechanism to operate through the power mechanism in the pruning process, large branches and leaves are further cut through displacement of cutting teeth in the cutting mechanism, so that the use efficiency of the device is improved, the operation difficulty of the user is reduced, and the pruning effect is improved.

The invention discloses a separation tank for oil-containing waste water. The separation tank comprises a tank body; four partition walls are fixedly arranged in the tank to successively divide the tank body into an oil discharging chamber, a primary separation chamber, a secondary separation chamber, a ternary separation chamber and a water draining chamber; an oil discharging outlet is arranged at the lower part of the oil discharging chamber; the oil discharging chamber is communicated with the upper part of the primary separation chamber; a submersible pump, an active carbon adsorption layer and a water inlet pipe are arranged in the primary separation chamber; a coarse graining accommodation chamber is arranged in the secondary separation chamber and filled with a coarse grained filling material; the lower part of the ternary separation chamber is provided with a perforating pipe; the perforating pipe is connected with an aerator arranged out of the ternary separation chamber; the ternary separation chamber is communicated with the lower part of the water draining chamber; the lower part of the water draining chamber is provided with a sewage draining outlet; and the central part of the water draining chamber is provided with a water outlet. The separation tank provided by the invention can separate oily substances in oil-containing waste water in a counter-current flowing manner and successively separate the oily substances according to the particle sizes of the oily substances in a sequence from large-particle-size substance to small-particle-size substance.

The invention relates to a web, a die used for producing the web, a web production method and a blade. The web comprises more than two support plates which are mutually arranged along a first direction at intervals, each support plate has a first end part and a second end part which are related along a second direction, the first end parts of more than two of the support plates are relatively arranged, and the second end parts are relatively arranged, the web also comprises a shoulder part for connecting the first end parts of more than two of the support plates, wherein the web is arranged ina hollow space and is connected with one of a windward side housing and a lee side housing through the shoulder part, and is connected with the other one of the windward side housing and the lee sidehousing through the second end parts of the more than two of the support plates. When the web is arranged to the blade, is convenient for installation, and can guarantees the production quality and usage life of the blade.

The invention relates to a grass trimmer comprising a handle assembly, an operation rod, a housing connected with the operation rod, a motor contained in the housing, a trimming head driven by the motor, a roller assembly connected with the housing and having a wheel shaft, and a fan mechanism having an air vent; the air vent and the operation rod are arranged on two opposite sides of the housing; in a trimming state of the grass trimmer, the wheel shaft is parallel to an output shaft of the motor; a distance between the wheel shaft and the motor output shaft is a first edge; a distance between a center point of the air vent and a straight line, on which the motor output shaft is located, is a second edge; the angle between the first edge and the second edge is between 30-70 degrees. The trimmed smash grasses and mud are cleaned in the meadow in orientation, so secondary cleaning is not needed.

The invention provides channel excavation, rapid consolidation and supporting integrated equipment which comprises a heading machine body, a heading device, a conveying device, a reinforcing device and a supporting device. The heading device is arranged at the front end of the heading machine body. The conveying device is arranged below the soil discharging position of the heading device. The reinforcing device and the supporting device are arranged behind the heading machine body. A heading head of the heading device is adopted, channels can be excavated conveniently, the excavated channels are formed at a time, work efficiency is high, and the channels are ordered. The conveying device is adopted, soil of the excavated channels can be conveyed to one sides of the channels, and the situation that the channels are damaged due to the fact that soil falls down, the channels need to be treated secondarily, and the efficiency is influenced is avoided. The reinforcing device is adopted, theexcavated channels are reinforced, the situation that quick soil exists beside the channels during excavation is avoided, and preparations are made for subsequent supporting. The supporting device isadopted, the excavated channels are supported, the supported channels are integrally formed, and the surfaces are compact and smooth.

The invention relates to the field of stoves, in particular to a gas stove. The gas stove comprises a stove body, a cleaning structure, a dust blocking and settling structure and a slide rail structure, wherein the cleaning structure is connected to the stove body; the cleaning structure comprises a first stripped frame, a first lead screw, a Z-shaped stripped rod, first slide blocks, a first motor, a cleaning roller brush and a collection box; a back side wall of the stove body is connected with the first striped frame; two first slide blocks which are arranged symmetrically are connected inside the first stripped frame in a sliding way; a first motor is arranged on an outer side wall of the first stripped frame; and an output end of the first motor passes through the first stripped frame, and is connected with the first lead screw. The gas stove provided by the invention has the advantages that the surface of the stove body can be cleaned through the horizontal movement of the cleaning roller brush; cleaning scraps fall into the collection box to be collected, and are prevented from flowing to the surface of the stove, thereby preventing secondary cleaning of the stove; moreover,the cleaning and wiping process is carried out in an electrical way, so that convenience is brought to operation, and the wiping efficiency is improved.

The invention discloses safe aluminum alloy cutting equipment, and relates to the field of aluminum alloy machining. The safe aluminum alloy cutting equipment comprises a base, a supporting frame is fixedly connected to the top of the base, limiting arc-shaped grooves are formed in the front side and the rear side of the interior of the supporting frame, a connecting steering mechanism is arrangedbetween the two limiting arc-shaped grooves, a cutting mechanism is installed on the connecting steering mechanism, cleaning protection mechanisms are arranged on the two sides of the supporting frame, and each connecting steering mechanism comprises a first driving motor. A steering head is driven by the first driving motor to rotate, the position of a cutting head is changed, then a second drive motor rotates to drive a locking head limiting block to be locked, and therefore the steering head can be fixed, the cutting head can be rapidly switched, the cutting efficiency is improved, an electric push rod is started to push a fan-shaped protective shell or a protective sleeve to move, and the idle cutting head is cleaned and protected, so that secondary cleaning can be avoided, the laborintensity is reduced, and the use convenience and safety are improved.

The invention discloses an efficient cleaning mechanism for a carving machine. The efficient cleaning mechanism comprises a carving machine body, wherein a driving device fixedly arranged on a bracketof the carving machine body; a carving knife is movably arranged at the lower end of the driving device; a box body is arranged on one side of the carving machine body; the lower end of the driving device is sleeved with a screw sleeve; the screw sleeve is fixedly connected with the lower end of the driving device through a bearing; a vertical guide groove is formed inside the bracket of the carving machine body; a guide rod is arranged in the guide groove; one end of the guide rod is fixedly provided with a fixing plate; one side of the fixing plate is fixedly connected with the screw sleeve; a triangular plate is fixedly arranged on the bottom surface of the fixing plate; one side of the triangular plate is fixedly provided with a blower; the blower corresponds to the lower end of the carving knife and a workbench of the carving machine body; the box body is fixedly installed on one side of the bracket of the carving machine body; and one side of the box body is provided with an opening and a door body. When chalk powders are more in a bag, the door body is opened, a rope is untied, the bag can be taken off a connecting pipe, and therefore, the bag can be cleaned.

The invention discloses a novel board processing device. The device comprises a forward-backward moving driving rack, and a moving rack which is movably mounted on the forward-backward moving drivingrack, wherein spiral chambers which are symmetrically arranged at the left and right and penetrate in the front-back direction are formed in the moving rack; the forward-backward moving driving rack comprises spiral columns which are mounted in the spiral chambers in a spiral fitting manner and extend in the front-back direction; the rear extending ends of the spiral columns are rotatably mountedto front and back symmetric supporting plates in a fitting manner; the front extending ends of the spiral columns are mounted to a main moving driving machine in a fitting manner; the outer surface ofthe main moving driving machine is mounted in the supporting plates; a storing groove is formed in the top end surface of the right side of the moving rack; a sunken groove is formed in the top end surface of the left side of the moving rack. The device is simple in structure, and convenient to operate; sizing is prevented from waste; the material soaking work can be automatically controlled; andmeanwhile, the painting efficiency and quality can be improved.

The invention discloses a pit digging device for rocky desertification region government. The pit digging device comprises a vehicle frame, a wheel frame, wheels, a pit drilling mechanism and a shovelpushing mechanism, wherein the wheel frame comprises two front wheel frames and rear wheel frames; each front wheel frame comprises a moving mechanism and a wheel connecting rod; an elastic componentis arranged in each moving mechanism; the shovel pushing mechanism is connected with the vehicle frame, and is located on the outer side of the vehicle frame; the shovel pushing mechanism is providedwith a soil pushing shovel; the soil pushing shovel is provided with a soil pushing shovel sunken part; and the lower end of the soil pushing shovel adopts an arc shape. According to the pit diggingdevice disclosed by the invention, the wheel frame and the shovel pushing mechanism are arranged, the pit digging efficiency can be improved, the moving is convenient, and the equipment damage is reduced.

The invention discloses an automatic cleaning mechanism for a trough of an animal farm. The automatic cleaning mechanism comprises a conveying belt, a driving device and trough bodies, the conveying belt is rotationally connected to the centers of the two ends of the driving device in a sleeving mode, and the trough bodies are evenly and fixedly installed at the top end of the driving device; and the driving device internally comprises a first transmission gear, a driving motor, a first transmission rod, a driving gear, a supporting frame, threaded rods, a second transmission gear, a first transmission belt and a second transmission belt, the supporting frame is fixedly installed in the center of the interior of the driving device, and the threaded rods are symmetrically and rotationally installed on the two sides of the top end of the supporting frame. By controlling forward and reverse rotation of the threaded rods, a cleaning device can automatically clean the interior of the feeding trough, meanwhile, cleaned feed can be conveyed synchronously, secondary cleaning of the feed is avoided, therefore the working efficiency of cleaning the interior of the feeding trough is improved, and the labor intensity of workers is reduced.