18results about How to "Guarantee Oriented" patented technology

The invention relates to the technical field of endotoxin detection, in particular to an endotoxin quantitative detection method and a detection system. The invention aims to improve the detection sensitivity and convenience of endotoxin and reduce the use amount of a sample. A first purpose of the present invention is to provide an endotoxin quantitative detection method, which comprises: respectively injecting a standard tachypleus amebocyte lysate solution and endotoxin standard solutions with different concentrations into a microfluidic channel embedded with an optical fiber biochemical sensor according to a specific volume ratio, and inputting signal light into the optical fiber biochemical sensor, acquiring spectral data output when the optical fiber biochemical sensor contains different standard mixed solutions, drawing an endotoxin concentration logarithm-time fitting curve chart, then replacing the endotoxin standard solution with a to-be-detected sample, repeating the steps, extracting corresponding time parameters, and comparing the time parameters with the fitting curve chart, so as to obtain the endotoxin content in the to-be-detected sample solution. The second purpose of the invention is to provide an endotoxin quantitative detection system.

The utility model discloses a high-pressure hydraulic driving miniature pipeline dredging and obstacle removing device which comprises a high-pressure water pump, a plurality of groups of drainage holes used for pushing a device are formed in the tail of the high-pressure water pump, and the output end of the high-pressure water pump is communicated with a pressurizing pipe. A power chamber is formed in the outer end of the pressurizing pipe; a plurality of groups of high-pressure spraying pipes are mounted in the power chamber at equal radian; a protection pipe is installed at the front end of the pressurization pipe in a sealed mode, a rotating shaft is rotatably installed in the protection pipe, a power stirring plate is installed at the tail end of the rotating shaft, the power stirring plate is located at the tail end of the protection pipe, and the power stirring plate is used in cooperation with the high-pressure spraying pipe. Water is pressurized through an installed high-pressure water pump, high-pressure water is sprayed out through a high-pressure spraying pipe on the outer side of a pressurizing pipe to impact a power stirring plate to guarantee high-speed work of a drill bit, meanwhile, the high-pressure water pump can spray out high-pressure water to a drainage hole formed in the tail portion of the high-pressure water pump, the device obtains thrust, and advancing and obstacle removing work of the whole device are guaranteed.

The invention relates to a non-bias cable laying device along a track and a use method thereof, the device comprises a fixing plate, a lifting adjusting mechanism, rollers, a support, an electric transfer mechanism and a plurality of wire guiding mechanisms, the fixing plate is installed on the track, the lifting adjusting mechanism and the support are installed on the fixing plate, the electric transfer mechanism is installed on the support, and the wire guiding mechanisms are installed on the roller. The output end of the lifting adjusting mechanism is provided with a roller, and the wire guiding mechanism is installed on the fixing plate and located at the two ends of the electric transferring mechanism. The using method comprises the following steps that firstly, the width size of the track is measured, and the corresponding fixing plate is customized; secondly, the fixing plates are installed on the corresponding rails; thirdly, after the cable penetrates through a cable guiding mechanism, an electric transferring mechanism and a lifting adjusting mechanism are adjusted to make contact with the cable; and 4, starting the electric transfer mechanism to lay the cable. Therefore, according to the design, the cable can stably move forwards along the track and does not deviate from the track in the cable laying process.

The utility model provides an ink-jet printer cutting device and an ink-jet printer. The ink-jet printer cutting device comprises a cutter, a pressing wheel assembly, an electromagnet mounting plate and a lifting driving mechanism. The lifting driving mechanism is mounted on the electromagnet mounting plate, and the cutter and the pressing wheel assembly are mounted at the movable end of the lifting driving mechanism; the pressing wheel assembly comprises a mounting base, a pressing wheel mounting frame and a pair of pressing wheels, the mounting base is fixed to the movable end of the lifting driving mechanism, the pressing wheel mounting frame is obliquely hinged to one side of the mounting base in the mode that the interior is high and the exterior is low, and the pair of pressing wheels are installed at the bottom of the pressing wheel mounting frame in a rolling mode and located on the two sides of the cutter. According to the cutting device of the ink-jet printer, when the printing media are cut, the printing media on the two sides of the cutting seam can be well pressed, wrinkles are prevented, it can be ensured that the pressing wheels have the self-adaptive adjusting capacity in the walking process, walking guiding is achieved, and deviation of the pressing wheels is prevented.

A novel automatic reset fixture, relating to the field of aging testing equipment technology, is used for aging testing of devices. From bottom to top, it includes a base plate, a PCB matching board, and a probe limiting plate capable of supporting the device. The PCB matching board has a number of auxiliary probes, and the probe limiting plate has through holes for the auxiliary probes to pass through. Fixture assemblies are respectively arranged on both sides of the PCB matching board. The fixture assemblies include a lower support plate, an upper pressure plate, a flipping plate, a lower pressure plate, two guide shafts, and two compression springs. This fixture is adapted to the automation, flexibility, and intelligent production needs of modern manufacturing, achieving an overall improvement in production quality, efficiency, safety, and control levels through technological optimization, providing reliable tooling support for the stable and efficient operation of the entire production process.

The application is suitable for the field of connecting pieces, and provides a building assembly type invisible prefabricated connecting piece, which comprises connecting piece one, connecting piece two, connecting piece three and a positioning guide rod; the connecting piece one and the connecting piece two are butted through the positioning guide rod, and a certain space is reserved at the butt joint position of the end faces of the connecting piece one and the connecting piece two; the connecting piece three is slidably arranged in the connecting piece one and the connecting piece two, and the two ends of the connecting piece three are connected with the interiors of the connecting piece one and the connecting piece two respectively; a functional hole for inserting a crowbar into the interior of the connecting piece one and for grouting is formed in the top of the connecting piece one. The application is fast and convenient in production and installation process, does not need a large number of form supports and avoids the use of a large number of steels and the complicated binding process, saves materials and costs, reduces the on-site wet work and shortens the construction period. The equipment structure is simple, and the assembly and installation of the prefabricated beam and the prefabricated column are fast and convenient.

The utility model belongs to the technical field of building components, and discloses a pile tip and a square pile. The pile tip is used for being installed at the end of a pile body and comprises a main body, a sliding piece, a sliding groove, a limiting assembly and a reinforcing body. The main body is in a big-end-up conical shape. The sliding piece is integrally formed at the upper end of the body. The sliding groove is formed in the end of the pile body in the horizontal direction, at least one end of the sliding groove is open, and the sliding piece is embedded in the sliding groove in a sliding mode and provided with a fixing position. The limiting assembly is configured to limit the sliding piece to the fixed position. The reinforcing body is in a big-end-up conical shape and is arranged in the center of the lower end of the main body. According to the pile tip provided by the utility model, the condition that the pile tip is inclined or falls off due to stress can be effectively reduced through an assembly structure formed by matching the sliding piece with the sliding groove, so that the normal guiding of the pile body in the construction process can be ensured, and the condition that the pile body is inclined can be further reduced.

The invention discloses a high-speed removing mechanism for flexible cigarette cartons in a conveying channel of an elevator. The high-speed removing mechanism comprises a mounting support, a rotatable driving assembly, a synchronous belt wheel set, a fixing support, a locking assembly, a cigarette pressing plate, a cigarette pushing assembly and a protection assembly. The installation support is installed on one side of a conveying channel of the elevator through bolts, the rotatable driving assembly is fixed to the installation support, the main synchronous belt wheel is driven through the rotatable driving assembly, the driven wheel is driven through a synchronous belt to achieve continuous movement, and the cigarette pushing plates are located on the two sides of cigarette cartons respectively and play a role in guiding the running cigarette cartons. The paired cigarette pushing plates can also ensure that the two sides of a cigarette carton are guided, the cigarette carton can be prevented from inclining at the removing opening of the elevator to form cigarette clamping, the cigarette pushing plates on the synchronous belt move circumferentially along with the synchronous belt, the danger that the cigarette pushing plates collide with cigarette supporting blocks on the lifting conveying channel in a reciprocating motion mode is avoided, the impact force is small when the cigarette pushing plates make contact with the cigarette carton, and the cigarette carton removing efficiency is improved. And the cigarette carton is not damaged.

The invention provides a textile rubber roller with a damping effect, belongs to the technical field of textile equipment, and aims to solve the technical problem that an existing textile rubber roller can only perform damping through the material characteristics of a rubber surface of the existing textile rubber roller and is poor in damping effect. Comprising a hollow roller body and two center shafts, two mounting plates are fixed in the hollow roller body, universal joint couplings are connected between the middle positions of the mounting plates and the center shafts, limiting mechanisms are arranged between the center shafts and the mounting plates, the outer sides of the center shafts are sleeved with rotating rings, and three cushioning devices are arranged on the outer sides of the rotating rings; a rotating roller is arranged at the end, away from the center shaft, of the cushioning device, and a mounting mechanism is arranged on a rotating ring. The shock absorber provides a moving space for deviation of the hollow roller body, eccentric transmission of the hollow roller body and the center shaft is achieved through the universal joint coupler, the influence of equipment vibration on the hollow roller body is reduced, meanwhile, vibration generated when the hollow roller body rotates is reduced, and the shock absorption effect is achieved in multiple aspects.

The utility model relates to a device of quick replacement of wiping roller non - woven fabric under narrow space belongs to the technical field of film calendering, it includes online wiping roller subassembly, still includes wiping roller lifting platform subassembly, wiping roller lifting platform includes wiping roller bottom plate, lifting platform bottom plate and rodless cylinder 21, rodless cylinder is equipped with four groups, and four ends of lifting platform bottom plate are installed on the slider of corresponding rodless cylinder respectively, wiping roller bottom plate is located the top of lifting platform bottom plate, and wiping roller bottom plate has the freedom degree of horizontal movement on lifting platform bottom plate, the top of lifting platform bottom plate still is equipped with push cylinder, and the cylinder mounting plate of piston rod end of push cylinder abuts at wiping roller bottom plate edge, online wiping roller subassembly is installed on wiping roller bottom plate, the utility model can realize the quick replacement of non - woven fabric under narrow space.

This utility model relates to an automatic sandblasting device for a sandblasting machine, comprising a housing and a working platform, with a frame mounted on the working platform. Multiple sandblasting components are mounted on the frame, which also has a feeding channel. Each sandblasting component includes a first air blowing component and a second air blowing component, sequentially arranged on the frame along the conveyor belt's running direction. The first air blowing component includes a first fixed nozzle plate and multiple first universal adjustable nozzles. The second air blowing component includes a pneumatic motor fixed to the frame, a second fixed nozzle plate fixed to the output end of the pneumatic motor, and multiple second universal adjustable nozzles mounted on the second fixed nozzle plate and capable of omnidirectional rotation. Each first universal adjustable nozzle blasts the blind holes of each product in the feeding tray of the feeding channel, while each second universal adjustable nozzle blasts the surface of each product through the pneumatic motor driving the second fixed nozzle plate. This utility model features an ingenious structure and is convenient and practical.

The utility model relates to the technical field of dehumidifiers, and particularly discloses a refrigeration module which comprises a heat dissipation fan, a heat dissipation aluminum block, a semiconductor refrigeration sheet and a condensation aluminum block, the heat dissipation aluminum block is tightly attached to the hot end face of the semiconductor refrigeration sheet, and the condensation aluminum block is tightly attached to the cold end face of the semiconductor refrigeration sheet. The heat dissipation fan is installed on the side, away from the hot end face, of the heat dissipation aluminum block, the heat dissipation fan is used for blowing air to cool the heat dissipation aluminum block, the condensation fan is installed above the condensation aluminum block, and under the action of the condensation fan, surrounding air flows through the surface of the condensation aluminum block to form condensate water. Through the arrangement of the condensation fan, surrounding air can be forced to flow through the surface of the condensation aluminum block, and the amount of air flowing through the surface of the condensation aluminum block in unit time is increased, so that the purpose of improving the dehumidification amount in unit time at lower cost is achieved. The utility model further discloses the semiconductor dehumidifier, and the beneficial effects of the semiconductor dehumidifier are as mentioned above.

The utility model discloses a shower room track reinforcing device, which comprises a track main body and core strips, the track main body comprises a bottom block and a plurality of limiting strips, the plurality of limiting strips are all connected on the bottom block, a track is arranged between adjacent limiting strips, and a core strip is embedded in each limiting strip. According to the utility model, the track main body can be mounted on the shower room, the slidable part of the sliding door can be arranged in the track, and the strength of the limiting strip can be effectively improved by arranging the core strip, so that even if the sliding door collides with the limiting strip during movement, the limiting strip is still not easy to damage or locally deform, and the integrity of the track can be effectively maintained; therefore, the track is ensured to limit and guide the movement of the sliding door.

The utility model relates to the technical field of veneer reeling machines, in particular to a veneer reeling machine guiding device which comprises a veneer reeling machine frame with a veneer reeling working roller, a guiding roller chain located below the veneer reeling working roller is arranged on the veneer reeling machine frame, one end of the guiding roller chain is located on one side of the veneer reeling working roller and connected with the veneer reeling machine frame, and the other end of the guiding roller chain is connected with the veneer reeling machine frame. The other end of the guide roller chain is located on the other side of the plate rolling working roller and connected with the plate rolling machine frame through a lifting adjusting mechanism, the guide roller chain comprises two sets of hinge chains and a plurality of horizontal guide rollers rotationally connected between the two sets of hinge chains at intervals, and the opposite sides of the two sets of hinge chains are each provided with a plurality of vertical guide rollers capable of moving back and forth in a reciprocating mode; according to the plate guiding device of the plate rolling machine, friction between the plate guiding device and the plate is reduced while guiding of the plate is guaranteed, the plate is made to move smoothly, and the plate rolling burden of the plate rolling machine is further relieved.

The utility model discloses a kind of automatic buckle magnet installation machines, installation machine includes push assembly, air pump, working switch, workstation, locating block, storage bin, magnet, lower pressure subassembly, pedestal and buckle, and the push assembly for pushing magnet to specified position includes push base, push joint, push rod and horizontal push mechanism, workstation includes material passing top seat and locating base, and lower pressure subassembly for pressing magnet into buckle includes lower pressure base, lower pressure joint, lower pressure rod and vertical lower pressure mechanism, wherein, material passing top seat includes locating pin hole, storage bin mounting hole, material channel and lower pressure channel, locating base includes push channel, locating boss and through-hole. The utility model can be completed by simple structure auxiliary worker the installation of magnet in buckle, improve work efficiency, reduce the cost of buckle magnet installation.

The utility model relates to the technical field of warping equipment, solves the problem that yarns are easily pulled apart when large resistance is encountered during yarn extraction, and discloses a warping machine creel which comprises a frame body and installation assemblies arrayed in the frame body in the horizontal direction, and each installation assembly comprises a guide column and an installation column which are vertically installed in the frame body at intervals. Supporting pieces are arranged on the mounting column in the vertical direction in an array mode, each supporting piece comprises a rotating sleeve rotationally connected to the mounting column with the vertical direction as the axis and a spindle blade connected with the rotating sleeve, and first elastic pieces for driving the supporting pieces to rotate in the direction of the guide column are installed on the mounting column and correspond to the supporting pieces in number. The spindle is rotationally connected to the spindle blade in a sleeving mode, when the warping machine extracts a certain yarn and encounters extraction resistance, the rotating sleeve can rotate in a buffering mode in the resistance direction, the possibility that the yarn is snapped is reduced, and then the quality of woven fabric finished products is improved. And after the resistance is eliminated, the first elastic piece drives the supporting piece to rotate until the spindle automatically abuts against the guide column, and the working efficiency is improved.

The utility model relates to the technical field of tobacco manufacturing, in particular to a cut tobacco electronic scale constant flow electric adjusting device which comprises a bottom plate, bases are arranged on the left side and the right side of the front side wall of the bottom plate, a sliding groove is formed in the front side wall face of each base, a sliding block is movably embedded in each sliding groove, and a first connecting base is arranged on the front side wall of each sliding block. A top seat is detachably arranged in the middle of the front side wall of the bottom plate, a first motor is locked to the output end of the top seat through a coupler, the other end of the first motor is rotationally connected with the inner wall of the top seat through a second bearing, a connecting block is in threaded connection with the outer wall of the lead screw, and a second connecting seat is arranged on the front side end wall of the connecting block. The tobacco shred electronic scale constant flow electric adjusting device is installed on the outer wall of the quantity limiting pipe, the electric adjusting precision is high, the implementation speed is higher, tobacco shred is rapidly guided out of the quantity limiting pipe, the requirement for pre-compaction of the tobacco shred in the quantity limiting pipe is met, and the guiding and pre-compaction effects of an outlet of the quantity limiting pipe are achieved.

The present invention relates to a corner excavation equipment for a city gate tunnel, comprising a main beam and a sliding sleeve, wherein the main beam extends in a front-to-back direction, the sliding sleeve is slidably assembled on the main beam in the front-to-back direction, a support body is provided on the main beam outside the sliding stroke of the sliding sleeve, and a support shoe is provided on the support body; a knife arm is provided on the left and right sides of the sliding sleeve respectively, a wheel cutter disc is connected to the lower part of the knife arm, a vertical telescopic cylinder for driving the knife arm to move in the up-down direction is provided between the upper part of the knife arm and the sliding sleeve, a vertical guide structure is provided on the sliding sleeve, and the vertical guide structure is used to guide the knife arm to move in the up-down direction and limit the knife arm in the front-to-back direction; a driving cylinder for driving the sliding sleeve to slide on the main beam is provided between the support body and the knife arm or the sliding sleeve. During cutting, the reaction force of the rock to be cut will be transmitted to the vertical guide sleeve after acting on the wheel cutter disc, and will not transmit the force to the vertical telescopic cylinder, thereby improving the service life of the vertical telescopic cylinder.