20results about How to "Replacement effect is good" patented technology

The invention is suitable for the field of vehicles, and provides a vehicle body, a vehicle body, a vehicle body assembling method and a vehicle, the vehicle body is arranged in the vehicle, and the vehicle body comprises a beam frame used for installing a suspension; the beam frame abuts against the end of the energy cabin frame in the first direction, and the first direction is the height direction of the vehicle; and the connecting structure is configured to fixedly connect the energy cabin frame with the beam frame in the first direction. According to the vehicle body provided by the embodiment of the invention, an assembly gap is not easy to generate between the beam frame and the energy cabin frame, and the assembly difficulty of the vehicle body is reduced.

The present application relates to the technical field of metallurgical material processing, and particularly relates to a pickling process for avoiding corrosion defects of pickled plates. The pickling process flow is: unwinding, welding, tension leveling, turbulent hydrochloric acid pickling, rinsing, drying, flattening, edge cutting, oiling and coiling. The present application effectively removes the surface iron oxide scale by reasonably matching the tension leveling elongation, acid temperature, concentration and process speed, and avoids the generation of under-pickling and over-pickling conditions. The Cl ‑ <20mg / L in the rinsing water and the atmospheric environment humidity is controlled to be ≤60%RH, the residual acid on the surface of the steel plate and atmospheric corrosion are reduced, the rust-proof oil has good replaceability, moisture and heat resistance, salt spray resistance, high temperature resistance and atmospheric resistance, can make perfect adsorption between the steel matrix and the oil film, and avoid the generation of various corrosion defects such as point, strip and block, and the like from the root, and the surface is smooth and clean without any corrosion and color difference defects.

The utility model relates to the technical field of pole circuit breaker, concretely to a primary and secondary fusion integrated pole circuit breaker, including mechanism box, fixed mounting in the support of mechanism box one side and the swing arm of rotation installation in the inside of support, the both ends of swing arm outside all are fixedly equipped with the rotary arm, one side of two rotary arms is provided with the mounting pole, the outside of two mounting poles all is equipped with the auxiliary spring, the one end of two mounting poles close to rotary arm all is provided with the mounting head, the inside of support far from mechanism box one end is provided with the support mechanism, the inside of two mounting poles close to swing arm one end all is provided with the connecting mechanism, the utility model has the advantages of through the connecting mechanism that sets up, reached the effect that the mounting pole is quickly with mounting head dismounting, replaced the mode that the mounting pole was fixed through the mutual correspondence between bolt and positioning hole in the prior art, is favorable to the replacement effect of auxiliary spring.

The utility model discloses a silica gel key production mold. The device comprises a base and a replacement assembly arranged in the base, the replacement assembly comprises an insertion hole formed in the base, a stand column is connected into the insertion hole in a matched mode, a first module is fixedly connected to the top of the stand column, a connecting groove is formed in the surface of the first module, and a connecting block is connected into the connecting groove in a matched mode; the first module is in inserted connection with a plurality of inserting holes formed in the mold shell through a plurality of stand columns fixedly connected with the bottom, so that the first module is installed in the base, the surface of the first module is connected with a connecting plate fixedly connected with the bottom of the second module through a formed connecting groove, and the second module is installed on the surface of the first module. The silica gel keys of different specifications can be produced by molding the silica gel keys through the pressing module and conveniently replacing and mounting the first module and the second module, so that the use convenience is improved, and the replaceability of the whole interior of the silica gel key production mold is relatively high when the silica gel key production mold is used.

The invention relates to the technical field of air conditioning, and discloses a general venue air conditioning device which comprises an air conditioner body, ventilation pipes, an exhaust plate, a limiting connecting assembly, a protection assembly and an air filtering assembly. The ventilation pipes are symmetrically installed on one side of the air conditioner body, and one ends of the ventilation pipes are connected with the exhaust plate in a penetrating mode; a limiting connecting assembly is installed on the exhaust plate, a protection assembly is installed on the exhaust plate, and an air filtering assembly is installed in the air conditioner body. According to the device, the limiting connecting assembly is adopted, air conditioning can be carried out on a large general venue, therefore, a large-range exhaust structure is limited through a clamping structure, installation is carried out without a bolt structure, the installation process is simplified, and the installation effect of the device is improved; and the protection assembly is adopted, the exhaust structure can be protected, the infant is prevented from making contact with the exhaust structure, the safety effect of the equipment is improved, and the using effect of the equipment is improved.

The invention discloses tail gas incineration auxiliary purification equipment for raw coke oven gas treatment, and relates to the technical field of tail gas incineration, the tail gas incineration auxiliary purification equipment comprises a gas pipeline, the outer wall of the gas pipeline is fixedly connected with a pair of positioning plates, a pore plate body is connected between the pair of positioning plates in an abutting mode, and the bottoms of the positioning plates fixedly communicate with ventilation pipes. The self-maintenance effect can be achieved for the slightly-deformed pore plate body, the annular wing plates on the two sides are connected through the correcting plate arranged in the T shape, the stress area of the two sides of the correcting plate is increased, the gas impact force borne by the protruding position in the middle of the correcting plate is effectively reduced, the correcting plate can be kept in the good vertical state, the pore plate body is supported in an auxiliary mode, and the correcting effect is good. And the correction plate always slides on the outer wall of the pore plate body in a vertical state when rotating, and the slightly deformed sheet pore plate body can be subjected to auxiliary correction under the action of high-speed rotation, so that the service life of the sheet pore plate body is prolonged, and the influence on the measurement accuracy caused by appearance deformation of the pore plate body is avoided.

The utility model relates to the technical field of automobile parts, and discloses a quick connector which comprises a connecting plate, connecting bridges are fixedly connected to the top and the bottom of the connecting plate, a pressing elastic piece is fixedly connected to the left side of each connecting bridge, a first baffle is arranged on the left side of each pressing elastic piece, and the bottom of each pressing elastic piece is fixedly connected with a second baffle. A blocking head is fixedly connected to the position, close to the middle, of the bottom of the pressing elastic piece, a second baffle is fixedly connected to the left side of the connecting bridge, a locking elastic piece is fixedly connected to the right side of the connecting bridge, and an elbow is fixedly connected to the right side of the locking elastic piece. According to the utility model, the pressing elastic sheet is firstly pressed inwards, at the moment, the pressing elastic sheet can be driven to move inwards, then the baffle plate I is driven to extrude inwards, at the moment, the pressing elastic sheet and the locking elastic sheet are clamped together, and meanwhile, the baffle plate II clamps the connector, so that the effect of quickly connecting the connector is realized.

The invention relates to the technical field of waste gas purification, and particularly discloses a waste gas purification device for environmental protection, which comprises a treatment box, four wheels mounted at the bottom of the treatment box, and a purification mechanism used for purifying waste gas, the purification mechanism comprises a cylinder arranged in the treatment box, and the cylinder is arranged in the treatment box; one end of the cylinder communicates with an air inlet pipe, the air inlet pipe rotationally penetrates through the treatment box, a cylinder is fixedly connected to the interior of the cylinder, a spiral piece is fixedly connected to the arc surface of the cylinder, and a medicine pipe is arranged in the treatment box. According to the waste gas treatment device, by arranging the medicine pipe, the spiral piece, the rectangular box and the valve, waste gas can be treated by means of liquid medicine sprayed out of the medicine pipe, under the action of the spiral piece, the contact time of the waste gas and the liquid medicine can be prolonged, and therefore the waste gas treatment effect is improved, activated carbon is placed in the rectangular box, peculiar smell treatment can be conducted on the waste gas treated by the liquid medicine, and the waste gas treatment effect is improved. The waste gas purification capability is improved.

The utility model relates to the technical field of paper cutting processing, in particular to an anti-indentation paper cutting machine which comprises a working table, a protective pad and a main support are arranged on the working table, a sinking groove penetrating hole is formed in the protective pad, a damping ring and a stud cap are arranged in the sinking groove penetrating hole, a finger lock groove and a stud are arranged on the stud cap, and the finger lock groove and the stud are arranged on the main support. A controller and a paper cutting air cylinder are arranged on the main support, a paper cutter is arranged on the paper cutting air cylinder, a polishing barrel is arranged above the workbench, a first rotating shaft and a second rotating shaft are arranged on the polishing barrel, a transverse moving air cylinder is arranged on the main support, an adjusting sleeve is arranged on the transverse moving air cylinder, an adjusting sliding rod is connected into the adjusting sleeve in a sliding mode, and a paper cutter is arranged on the paper cutting air cylinder. The adjusting sliding rod is provided with a position covering spring and a mounting frame, and the mounting frame is provided with a motor. According to the paper cutting device for hard paper cutting, the indentation resistance of the paper cutting device for hard paper cutting is improved, then the attractiveness of finished hard paper is improved, and the replacement convenience of the protective pad is improved.

The invention discloses a rear-mounted siphon blow-off pipe squatting pan structure which comprises a squatting pan body, a water guide ring, a washing hole, a frame, a bedpan bottom, a jet water guide pipe, a jet hole, a blow-off inlet, a blow-off pipe water storage section, a blow-off outlet, a blow-off pipe water resistance section, a water seal clamp, a blow-off pipe negative pressure section, a water inlet and a water inlet guide pipe. The squatting pan is mainly characterized in that a blow-off pipe negative pressure section and a water seal clamp are arranged at the rear part of a squatting pan main body, so that enough height is formed behind the water seal clamp to design a blow-off pipe water resistance section, and strong water flow jetted from a jet hole is utilized to quickly enable the blow-off pipe negative pressure section to form larger negative pressure under the action of the blow-off pipe water resistance section; and visceral water and dirt at a sewage discharge inlet can be quickly and completely sucked away, so that the siphon effects of deeper bedpan bottom, silence, water saving and complete replacement are realized.

The utility model discloses a water inlet filter box for a potato breeder's seed aerosol culture seedbed, and relates to the technical field of potato breeder's seed culture. The device comprises a box body, an L-shaped liquid adding pipe is fixedly connected to the upper side of the left face of the box body, a guide-out pipe is fixedly connected to the lower side of the right face of the box body, a first partition plate is fixedly connected to the upper portion of the left side of the inner wall of the box body, and a second partition plate is fixedly connected to the position, located on the right side of the first partition plate, of the inner wall of the box body. A sponge block body is jointly clamped between the first partition plate and the second partition plate, a connecting block is fixedly connected to the top surface of the sponge block body, the top surface of the connecting block penetrates through the upper side of the inner wall of the box body and extends to the top surface of the box body, and a first replacement plate is fixedly connected to the top surface of the connecting block. The potato breeder's seed recycling device can ensure the effect of completely filtering impurities in recycled water, ensures the secondary use of water through the multi-stage filtering effect, avoids the possibility of disease incidence of potato breeder's seeds, and ensures the normal growth of the potato breeder's seeds.

The utility model discloses a novel RTK measuring instrument for electric power line survey, which comprises a ground pin, a centering rod and a measuring mobile station, the top end of the ground pin is connected with the centering rod, one side of the centering rod is provided with a replacement structure, one side of the replacement structure is provided with a bracket, and the top end of the centering rod is provided with an adjusting structure. According to the utility model, the rotating handle is manually held to rotate the right gear, so that the left gear is in threaded engagement with the rotating right gear to drive the connecting rod to rotate, and then the connecting seat can drive the measurement mobile station to directly and independently rotate along with the rotation of the connecting rod to adjust the measurement direction; and meanwhile, the sliding block slides along the inner wall of the sleeve block to guide the connecting seat, so that the rotation stability of the measurement mobile station is ensured, the rotation adjustment function of the device is realized, the measurement mobile station is conveniently and directly rotated to adjust the measurement direction, the overall rotation operation is reduced, and the convenience of the device is enhanced.

The utility model relates to the technical field of machining, and discloses a hydraulic cylinder inner hole machining cutter which comprises a main body mechanism, a replacement connecting mechanism and an auxiliary polishing mechanism, the replacement connecting mechanism is located in front of the main body mechanism, and the auxiliary polishing mechanism is located behind the replacement connecting mechanism. The main body mechanism comprises a mounting base, a supporting sleeve, a connecting sleeve, a fixing through hole and a telescopic adjusting rod, the supporting sleeve is fixedly mounted at the front end of the mounting base, the connecting sleeve is fixedly mounted at the front end of the supporting sleeve, and the fixing through hole is fixedly formed in the upper end of the connecting sleeve. According to the hydraulic cylinder inner hole machining tool, by installing the main body mechanism, the adjusting capacity of the hydraulic cylinder inner hole machining tool is improved, in the actual using process, the using length of the tool body can be conveniently adjusted, inner hole machining operation can be conveniently conducted on hydraulic cylinder barrels with different lengths, and the convenience of the hydraulic cylinder inner hole machining tool is improved.

The utility model discloses a dispensing pump and a fluid dispensing device, and relates to the technical field of perfume dispensing pumps, the dispensing pump comprises a fluid dispensing machine, the top end of the side surface of the fluid dispensing machine is fixedly connected with a connecting arm, and the top end of one side of the connecting arm is fixedly connected with a lifting motor. The pump body control panel arranged on the distribution pump main body is used for controlling starting of the extraction pump, fluid in the material storage box is directly pumped into the distribution pump main body through the extraction communicating pipe, the pumped fluid is directly injected into the pre-storage control measuring cup through the distribution pump main body, and the pre-storage control measuring cup has the effect of serving as a quantitative cup; a fixed amount of fluid is pre-stored in the pre-storage control measuring cup, after the pre-storage control measuring cup is filled with the fluid, starting of the injection pump is directly controlled through the pump body control panel, the communicating transmission pipe extends into the bottom end of the interior of the pre-storage control measuring cup, and the fluid in the pre-storage control measuring cup is injected through the injection needle tube.

The utility model relates to the technical field of blow molding air pipe fitting machining, and discloses a blow molding air pipe fitting rim charge cutting device which comprises a machining table and a cutting rope, a fixing plate is fixedly connected to the rear side of the top of the machining table, and electric telescopic rods are fixedly connected to the left side and the right side of the top of the machining table. And clamping mechanisms are arranged on the top of the fixing plate and the front side of the top of the machining table, the clamping mechanisms are used for clamping blow molding air pipe fittings, and replacing mechanisms are arranged on the tops of the two electric telescopic rods and used for clamping and rapidly replacing cutting ropes. The hydraulic rod extends to drive the pushing disc to move downwards, the spring pushes the connecting plate and the rubber ball to clamp the pipe fitting through elastic force, the spring is reset and loosened when the hydraulic rod contracts, the self-adaptive clamping effect on the blow molding air pipe fitting is achieved, the self-adaptive clamping device can be compatible with pipe fittings of different specifications, clamping stability is guaranteed, displacement is prevented, pipe fitting damage caused by too large pressure is avoided, and the service life of the blow molding air pipe fitting is prolonged. And the machining precision and the yield are improved.

The utility model provides a heat exchanger support and a heat exchanger assembly, and relates to the technical field of heat exchangers, the heat exchanger support comprises a heat exchanger body, the surface of the heat exchanger body is sleeved and fixed with three fixed ring plates, the surfaces of the fixed ring plates are sleeved and fixed with ring covers, a bottom plate is arranged below the heat exchanger body, and the bottom plate is arranged below the heat exchanger body. Hydraulic cylinders are fixed to the positions, close to the two ends, of the top of the bottom plate, pushing arc plates are fixed to the output ends of the hydraulic cylinders, and a movable plate slides on the top of the bottom plate. Bolts on the supporting arc plate are removed, the heat exchanger body is pushed to rise through the hydraulic cylinder and the pushing arc plate, then the driving motor drives the screw rod to rotate, the screw rod rotates to drive the moving piece to move, the moving piece moves to drive the moving plate to move, and the moving plate moves to enable the supporting arc plate to be separated from the lower portion of the heat exchanger body. And the effect of conveniently maintaining or replacing the damaged support can be achieved, so that the effect of improving the replacement effect can be achieved.

This utility model provides a quick-change stamping head for a sheet metal stamping forming device, including: a stamping electric cylinder, a head-changing component, and a support base. A head-changing component for quick head replacement is provided on the inner side of the lower end of the two sets of support frames. The head-changing component includes a motor and a stamping head. The head-changing component is embedded inside the two sets of support frames. A protective shell for protecting several sets of stamping heads is provided on the outer side of the motor. Compared with the prior art, this utility model has the following advantages: When the stamping head needs to be replaced, the system pauses the operation of the stamping electric cylinder, the motor automatically drives the rotary table to rotate 180 degrees, and switches the preset spare stamping head to the working position. The clamping seat achieves quick positioning and locking through the mechanical limit of the inner groove. After replacement, the side pressure limiting seat and the guide seat work together to ensure the stability of the stamping force transmission, and the cylinder head releases uniform pressure with the cooperation of the lower connecting column, thereby quickly completing the stamping head replacement.

The utility model relates to the technical field of food packaging bag processing, and discloses a dividing and cutting machine for food packaging bag processing, which comprises a working frame, a first roll shaft is arranged at a position close to the top end in the working frame, and a tension roller is arranged between the mounting frames. The first fluted disc and the second fluted disc are assembled, the first fluted disc can be driven to rotate after the driving motor is started to work, the first fluted disc and the second fluted disc are matched with each other to form meshing transmission, and one side of the second fluted disc is rotatably connected with the working frame. The other side of the second fluted disc is connected and mounted with one mounting frame, so that when the first fluted disc drives the second fluted disc to rotate in a driven manner, the mounting frame rotates correspondingly, and when the other mounting frame is connected with the working frame, the other mounting frame is also rotatably connected with the working frame, and when the angle of the mounting frame is adjusted, a tensioning roller can be matched to complete tensioning adjustment; therefore, the overall tensioning effect is well improved in the working process.

The utility model relates to oilfield drilling technical field especially relates to a dredging device for oilfield drilling, its technical scheme includes: fixed block, scraper, fixed rod and fixed plate, both sides of fixed block all fixedly installed have fixed sleeve, the both ends of two fixed sleeves all are provided with the insertion hole, two fixed rod inserts two fixed sleeves inside from two insertion holes, the opposite end of two fixed rods all is fixedly installed with movable plate, two movable plates with two fixed sleeve inside opposite one side all are fixedly installed with spring, the both ends of two fixed rods all are provided with screw groove, two scrapers opposite one side all are fixedly installed with screw rod, two connecting plates all are provided with round hole, two screw rods pass two round holes and two screw grooves are engaged in screw threads. The utility model has the advantages of can adjust the position of scraper according to the size of oil pipe, is applicable to the oil pipe cleaning of multiple sizes, and the staff is convenient to the replacement of the scraper of serious wear and tear.

The utility model provides a centralized oil mist filter capable of automatically alarming and displaying, which comprises a box body, a sliding rail is arranged at the bottom of the box body, a collecting box is movably connected onto the sliding rail, an air inlet is arranged on the side surface of the box body, a plurality of accommodating cavities are arranged in the box body, and a control panel is arranged on the front surface of the box body. The electronic differential pressure sensor has the advantages that the electronic differential pressure sensor measures the pressure at two different positions and calculates the differential pressure between the pressure at two different positions to provide an output signal. During oil mist filtering work, when the filtering module is blocked and needs to be cleaned or replaced, the electronic differential pressure sensor can detect the air pressure difference between the upper portion and the lower portion of the filtering module and transmit signals to the controller, and then the controller controls the alarm to give an alarm. The use condition of the filter module does not need to be observed manually, the replacement standard of the filter module is more objective and accurate, the filter module is fully utilized under the condition of ensuring the filter effect, and the practicability is higher.