44results about How to "Will not sputter" patented technology

A board machine comprises a forming section where a lower wire loop (11) forms a fourdrinier-wire section (Tl) at the beginning of which is located a forming board (200) which consists of at least one stationary, non-pulsating forming shoe (210). In the forming shoe (210), there is a cover (211) provided with thorough holes (212), setting against the inner surface of the lower wire loop (11). A first headbox (100), which is a multi-layer headbox, feeds a pulp suspension jet onto the forming shoe (210). The board machine further comprises a press section (Pl) where a surface (Wa) of the web (W) having been against the lower wire loop (11) is pressed against a smooth surface, a dryer section (Dl) where the web (W) is dried with at least one cylinder-dryer group and a coating section (400) where at least the surface (Wa) of the web (W) having been against the lower wire (11) is coated.

The invention discloses a disposable urine analysis container. The container comprises a container cover, a hopper and a container body. The container is a concave hollow body. An inner connection structure is arranged on the inner wall of the container cover. A liquid inlet is arranged in the top of the hopper. An inwards recessed circular groove is arranged in the bottom of the hopper. An innerconnection structure is arranged on the inner wall of the circular groove. The container body is a hollow cylinder. A container opening is arranged in the top end of the container body. An external connection structure is arranged on the outer wall of the container opening. When the hopper is connected with the container body, the inner connection structure on the inner wall of the circular grooveand the outer connection structure on the outer wall of the container opening are connected together. When the container cover is connected with the container body, the inner connection structure onthe inner wall of the container cover and the outer connection structure on the outer wall of the container opening are connected together. According to the invention, it is convenient for a patient to acquire urine samples; it is convenient and clean to storage and convey the urine; the urine will not be splashed out or spill out; and the urine samples are not likely to be polluted by external foreign matters and bacteria.

A device for cleaning a camera lens (6), by means of a cleaning head, comprises a fixed cleaning head and a camera that is made mobile by means of drive means (10), the head being accommodated in a structural element (2) of the vehicle. The drive means are suitable for generating a relative movement of the camera in relation to the cleaning head, between a passive image capture position in which the camera is disposed accommodated in said structural element of the vehicle facing the cleaning head, and an active position in which the camera is deployed at a distance from the structural element of the vehicle to allow image capture. The device is particularly effective when applied to the cleaning of a reversing camera implanted in motor vehicles.

The invention provides a built-in pneumatic guide heating multi-cleaning and multipurpose tank for fasteners. The built-in pneumatic guide heating multi-cleaning and multipurpose tank for the fasteners comprises a shell and a conveying belt, wherein the two ends of the shell are open, and the conveying belt is arranged in the shell. The shell is sequentially provided with a first cleaning tank, a second cleaning tank, a third cleaning tank and a drying tank, single-screw blade rolling racks and air compressors connected with the rolling racks are arranged in the three cleaning tanks correspondingly, water inlets are formed in the tops of the three cleaning tanks correspondingly, and water outlets provided with long electrical heating tubes are formed in the bottoms of the cleaning tanks correspondingly; a heating device is arranged on the drying tank, openings for allowing the conveying belt to pass are sequentially formed between every two tank bodies of the first cleaning tank, the second cleaning tank, the third cleaning tank and the drying tank, and air seal mechanisms are arranged at the openings of the three cleaning tanks correspondingly; and the horizontally arranged conveying belt passes through the shell, penetrates through the openings of the two ends of the shell and extends out of the shell, and the pneumatic rollers are arranged at the two ends of the conveying belt correspondingly. According to the built-in pneumatic guide heating multi-cleaning and multipurpose tank for the fasteners, the functions are diversified, cleaning automation is achieved, the cleaning effect is good, the cleaning amount at a time is large, and the cleaning efficiency is improved.

The invention discloses a wear-resistant vertical crusher, which relates to the field of aggregate fine crushing, and includes a crushing cavity and a crushing mechanism. The top of the crushing cavity is provided with an aggregate inlet and a cavity cover. The crushing mechanism includes a motor, A crushing rotor is provided on the rotating shaft connected to the rotating shaft, the crushing rotor includes a crushing blade, a connecting rod for installing the crushing blade, the motor is connected to the rotating shaft through a gear; the crushing chamber includes a main crushing chamber, The lower part of the main crushing chamber is divided into the first crushing chamber, the second crushing chamber and the third crushing chamber, a first electromagnetic valve is set between the top of the second crushing chamber and the main crushing chamber, and the third crushing chamber Due to the relatively large volume and weight of the aggregate after the primary crushing of the existing vertical crusher, it will generate a large impact force on the inner wall of the crusher, and this impact force will cause damage to the inner wall, and The traditional vertical crusher cannot obtain aggregates of two particle sizes at the same time after crushing aggregates.

The invention discloses a small automatic acid preparation device and an acid preparation method. The device comprises a substrate, a PLC and a plurality of acid preparation units, wherein the PLC isconnected with all the acid preparation units; each acid preparation unit comprises a conveying mechanism, a liquid suction mechanism and a weighing mechanism; the conveying mechanisms are used for conveying liquid containing bottles containing raw acid into the device and conveying empty liquid containing bottles out of the device; the liquid suction mechanisms are used for taking the raw acid out of the liquid containing bottles through a jet flow technology and feeding the raw acid into acid preparation barrels of the weighing mechanisms; the weighing mechanisms are used for detecting the mass of the acid preparation barrels and controlling the water adding amount. The liquid suction mechanisms of the device utilize the jet flow technology to realize acid taking and raw acid atomization; existing liquid-liquid acid preparation is converted into liquid-mist acid preparation, transfer of raw acid is achieved, the raw acid is atomized into small liquid drops, the specific surface areais increased, the raw acid makes more sufficient contact with acid liquid or water, the heat dissipation effect and the heat dissipation efficiency during dilution are greatly improved, and the heat dissipation problem during current acid preparation is ingeniously solved.

The invention relates to a handheld electronic product and a waterproof structure thereof. The handheld electronic product comprises a working end, a handheld end and a waterproof structure, wherein the working end sleeves the waterproof structure, the waterproof structure is arranged in the handheld end and sleeves an output shaft of a driving device, the waterproof structure comprises a water insulation disc and a removal sleeve, the water insulation disc comprises a base and a guide post which are connected, the removal sleeve comprises a main body and an extension arm, a second through hole is formed in the middle of the extension arm, the guide post sleeves the second through hole, and the inner side surface of the extension arm is in close contact with the outer side surface of the guide post. In the handheld electronic product and the waterproof structure thereof, the water insulation disc, the removal sleeve, a waterproof medium and the output shaft jointly form a sealing waterproof structure, the waterproof medium can be prevented from being leaked by the contact of the water insulation disc and the removal sleeve and also cannot be sprayed out of the waterproof structure even the output shaft rotates, thus, water cannot be permeated to a product through the waterproof medium, and an electronic component inside the product can be protected by the waterproof structure.

A board machine comprises a forming section where a lower wire loop (11) forms a fourdrinier-wire section (Tl) at the beginning of which is located a forming board (200) which consists of at least one stationary, non-pulsating forming shoe (210). In the forming shoe (210), there is a cover (211) provided with thorough holes (212), setting against the inner surface of the lower wire loop (11). A first headbox (100), which is a multi-layer headbox, feeds a pulp suspension jet onto the forming shoe (210). The board machine further comprises a press section (Pl) where a surface (Wa) of the web (W) having been against the lower wire loop (11) is pressed against a smooth surface, a dryer section (Dl) where the web (W) is dried with at least one cylinder-dryer group and a coating section (400) where at least the surface (Wa) of the web (W) having been against the lower wire (11) is coated.

The invention discloses a leakproof liquid dividing device, and belongs to the technical field of liquid subpackaging devices. The leakproof liquid dividing device comprises a shell, a liquid inlet assembly and bottle change assemblies, and the liquid inlet assembly and the bottle change assemblies are arranged in the shell. The liquid inlet assembly comprises a liquid inlet pipe, a liquid guide pipe and a subpackaging bottle. The lower end of the liquid inlet pipe penetrates through a through hole in the upper end of the shell, and the liquid guide pipe comprises a sleeve and a liquid outletpipe. The upper end of the liquid outlet pipe penetrates through a through hole in the lower end wall of the sleeve and stretches into a cavity. The sleeve is connected with the upper end wall of a main cavity through a compression spring. The lower end of the liquid outlet pipe penetrates through a through hole of a supporting plate to be inserted into a bucket opening of the subpackaging bottle.First guide shafts are arranged at the two ends of the supporting plates correspondingly. The bottle change assemblies are arranged on the front inner side and the rear inner side of the shell correspondingly. Compared with the prior art, the leakproof liquid dividing device has the characteristics of preventing leakage, reducing loss and reducing cost.

The invention relates to a filtering core assembly for filtering water. The filtering core assembly is characterized in that a water inlet and a water outlet are arranged on the lower portion of a filtering core body, two arc-shaped snapping edges are symmetrically arranged on the side wall of the filtering core body, and are provided with arc-shaped snapping ports, the side wall of the filteringcore body is provided with concave rings, two filtering core pin assemblies are fixed on a water machine, the filtering core pin assembly comprises a position limiting rod and a snapping rod, the middle portion of the position limiting rod is provided with a sliding rail, the sliding rail is hinged on the water machine, the position limiting rod can slide along the sliding rail, the lower end of the position limiting rod is hinged to the snapping rod, the middle portion of the snapping rod is hinged on the water machine, the upper end of the position limiting rod is provided with an annular projection, the lower end of the snapping rod is provided with a projection toward the inner side, the projection can be snapped in the concave groove, and the annular projection can be snapped in the arc-shaped snapping port. According to the present invention, with the filtering core assembly, the state of the filtering core can be determined through the rotating position of the filtering core andthe extending block, and whether the filtering core can perform the water purification can be automatically monitored through the dirt in the filtering core.

A device for cleaning a camera lens (6) by means of a cleaning head (8), comprising a fixed cleaning head and a camera moved by drive means (10), the head being accommodated in a structural element (2) of a vehicle. The drive means are adapted to produce a relative movement of the camera relative to the cleaning head between a passive image position, in which the camera is arranged facing the cleaning head housed in said structural element of the vehicle, and an active position, in which , the cameras are deployed at a distance from structural elements of the vehicle to allow images to be captured. The device is particularly effective when applied to the cleaning of reversing cameras embedded in motor vehicles.

The invention discloses a test device, a test device manufacturing method, a semiconductor device and a semiconductor device manufacturing method. The test device comprises a semiconductor substrate, a dielectric layer positioned on the semiconductor substrate and an electrical connecting line positioned on the dielectric layer, wherein the dielectric layer is made from silicon oxide formed by adopting TEOS (tetraethyl orthosilicate) as a reaction source; the dielectric layer comprises metal plugs and dummy contacts; the dummy contacts can be made of tungsten; the ratio of the upper surface area of the dummy contacts to the upper surface area of the whole dielectric layer is greater than or equal to 20 percent; and the electrical connecting line can be made of copper, aluminum or copper aluminum alloy. The semiconductor device comprises a plurality of dies and cutting channels positioned between the dies, and the cutting channels comprise the test devices. According to the invention, the adhesive force between the electrical connecting line and the dielectric layer of the test device can be increased and finally the stable performance of the semiconductor device can be ensured.

The invention discloses a method for preparing basic chromium sulfate tanning liquor by using tanning chromium sludge, and solves problems in existing method for preparing tanning liquor by using tanning chromium sludge, such as violent reaction, high operation risk coefficient, incomplete organic compound hydrolysis, poor infiltration of the obtained tanning liquor and complex preparation process and steps. The method comprises the following steps: (1) homogenization; (2) leaching; (3) filter pressing; (4) pressure reduction; and (5) cooling and depressurization. The invention has beneficial effects of mild chemical reaction, easily controlled reaction, capability of completely reducing hexavalent chromium to trivalent chromium, low production cost, no introduction of new impurity, simple processing steps, high purity of the finally obtained chrome tanning liquor, high reduction rate of hexavalent chromium, small consumption amount of ethanol or industrial alcohol, deep hydrolysis of organic small molecules, further enhancement of purity and tanning property of the finally obtained tanning liquor.

The invention discloses a florfenicol rapid test paper strip and relates to the technical field of drug test. The florfenicol rapid test paper strip comprises a PVC bottom plate; a horizontal bottom film is fixedly mounted at the bottom of the PVC bottom plate; a handheld part is fixedly mounted on the right side of the PVC bottom plate; a sample pad is fixedly mounted at the top of the PVC bottom plate; a material suction tray is fixedly mounted at the top of the sample pad; a gold labeled pad positioned at the top of the PVC bottom plate is fixedly mounted on the right side of the sample pad; an NC film positioned at the top of the PVC bottom plate is fixedly mounted on the right side of the gold labeled pad; a T1 line, a T2 line and a control line positioned at the top of the PVC bottom plate are sequentially and fixedly mounted in an inner cavity of the NC film from left to right. A piece of water absorbing filter paper is fixedly mounted on the right side of the NC film. The florfenicol rapid test paper strip disclosed by the invention can ensure that florfenicol more quickly passes the test, so that the whole test speed becomes faster and more efficient.

The invention discloses a sawing spray valve block. The sawing spray valve block comprises a plate-shaped base, two stop blocks and an injection port, the stop blocks include a left stop block and a right stop block, lower end faces of the stop blocks are fixed on the same plane of the base, the left stop block and the right stop block are intersected by an acute angle, the injection port runs through the base and intersects with the left stop block and the right stop block, and a cutter groove is formed downwards from the upper end of the intersection of the left stop block and the right stop block. The sawing spray valve block is mounted on the upper portion of a saw blade which is positioned in the cutter groove between the stop blocks, when the saw blade works, air curtains generated by the saw blade is crushed by the stop blocks when passing through the stop blocks, and cooling liquid sprayed from the injection port is enabled to be sprayed on blades directly and is driven to be recycled along the blades by high-speed recycling of the blades, so that the cooling liquid is brought from the upper portion of the saw blade to the lower portion of a sawing work portion to cool the saw blade.

The invention relates to the field of buildings, in particular to a protective dismantling construction device for a concrete batter post. The protective dismantling construction device for the concrete batter post comprises a protective cover, the whole protective cover is cylindrical, the protective cover is formed by hinging two semi-cylindrical cover bodies, and a plurality of through holes are formed in the side wall of the protective cover; the fixing pieces are annularly fixed to the positions, close to the upper end, of the inner wall of the protective cover, and the fixing pieces are elastic; the clamping plates are fixed to the fixing piece, and the multiple clamping plates are annularly distributed in the protective cover. According to the protective dismantling construction device for the concrete inclined column, the protective cover is arranged outside the column in a sleeving mode, some conical parts can be inserted into the protective cover through the through holes, then the parts are knocked through a hammer, the parts can be used for breaking the column, and under the protection effect of the protective cover, the protective cover can be used for protecting the column. And the generated crushed aggregates cannot be splashed out, so that a relatively high protection effect on a user can be achieved.