15results about How to "Avoid Equipment Failure" patented technology

The application relates to a double-nail-head carton nailing machine transmission mechanism capable of quickly switching between synchronous and separation modes, and relates to the technical field of carton nailing equipment. The double-nail-head carton nailing machine transmission mechanism comprises a carton nailing machine, an upper nail head mechanism and a lower nail head mechanism arranged on the carton nailing machine, and the upper nail head mechanism and the lower nail head mechanism are both connected with a transmission mechanism. The transmission mechanism comprises an upper nail head eccentric wheel, the upper nail head eccentric wheel is coaxially fixedly connected with an input shaft of the upper nail head mechanism, and the transmission mechanism comprises a lower nail head eccentric wheel, the lower nail head eccentric wheel is coaxially fixedly connected with an input shaft of the lower nail head mechanism. The application has the effects of simple structure, low cost and quick mode switching.

The utility model discloses a punch cooler adaptive to punch size positioning, which belongs to the technical field of punch coolers and is characterized by comprising a punch body, an inner tube is sleeved on the surface of the punch body, an outer tube is fixedly sleeved on the surface of the inner tube, and a mounting cavity is arranged between the outer tube and the inner tube. A positioning assembly is arranged in the inner pipe, a fixing assembly is fixedly connected to the bottom of the outer pipe, through the arrangement of the positioning assembly, when the punch body is inserted into the inner pipe, positioning can be rapidly completed, meanwhile, the relative position of the punch body and the inner pipe can be flexibly adjusted according to the size change of the punch body, and therefore the punch can adapt to punch bodies of various specifications; and through the arrangement of the fixing assembly, after the fastening screw is screwed into the thread groove of the annular clamping block, the positions of the fastening screw and the annular clamping block can be further fixed in the radial direction, it is ensured that the whole cooler still keeps stable connection when the punch body runs at a high speed, and cooling failure or equipment failure caused by looseness is avoided.

The utility model discloses a CT self-power-taking protection device, and belongs to the technical field of power relay protection. The device comprises a fault current detection loop, a CT power taking loop and a self-protection module. The fault current detection loop is composed of a phase current detection device, a zero-sequence current synthesis detection device and an over-current fuse device and is used for detecting an inter-phase and zero-sequence over-current fault, and the over-current fuse device is fused when the fault occurs; the CT power taking loop is provided with a rectifier bridge, a CT opening voltage storage capacitor, a high-voltage trigger conduction diode and an output loop, CT opening energy can be obtained through the voltage storage capacitor and the diode, and the output loop drives a trip coil to trip off a circuit breaker to cut off a fault loop; the self-protection module comprises an overvoltage protection loop and an overcurrent protection loop, is composed of a current-limiting resistor, and can clamp and discharge abnormal high voltage and overcurrent in the loop. The device adopts a full-analog circuit design, has the advantages of quick response, high reliability, strong interference resistance and the like, can quickly and accurately act in a complex electromagnetic environment, and effectively guarantees the safety of a power system.

The utility model discloses a plastic product surface micro-pattern coining device, and particularly relates to the technical field of daily plastic product processing equipment, the plastic product surface micro-pattern coining device comprises an operation table, the middle of the upper end of the operation table is fixedly connected with a fixing assembly, the four corners of the upper end of the operation table are fixedly connected with sliding rods, and the upper ends of the four sliding rods are jointly and fixedly connected with a top plate; an electric cylinder is fixedly connected to the middle of the upper end of the top plate, and the output end of the electric cylinder penetrates through the top plate and is fixedly connected with a push plate. According to the plastic product surface micro-pattern impressing device, the plastic product can be fixed through the fixing assembly, displacement caused by thermal expansion or mold movement is avoided, the buffering assembly and the impressing assembly are arranged, the plastic product is pressed through a plurality of evenly-dispersed pressing blocks, and the surface micro-pattern impressing effect is improved. The pressure is ensured to be uniformly distributed on the surface of the plastic product, micro-grain deformation or blurring caused by overlarge local pressure is avoided, vibration and impact in the embossing process can be absorbed, and the service life of the device is prolonged.

The utility model discloses a kind of continuous feeding devices of waste tyre processing, relate to waste tyre processing field.The continuous feeding device of waste tyre processing includes conveying unit, and cleaning unit and scraping unit are arranged in it.The conveying unit includes box, transmission roller, conveying belt etc.;Cleaning unit has rolling brush, turnover plate, elastic scraper etc., for cleaning the tyre fragment attached on conveying belt.The continuous feeding device of waste tyre processing is through the synergies of rolling brush, turnover plate and elastic scraper in cleaning unit, can comprehensively, thoroughly remove the tyre fragment attached on conveying belt.Rolling brush first carries out preliminary cleaning to the surface of conveying belt;Elastic scraper further scrapes residual fragment;Turnover plate can overturn the accumulation fragment at elastic scraper, prevent fragment from being accumulated at this place and influence cleaning effect, to guarantee the normal operation of conveying belt, improve conveying efficiency, prolong the service life of conveying belt.

The utility model relates to an appliance for heating by using steam and a health preserving kettle. The appliance for heating by using the steam is characterized by comprising a seat body, a kettle body and a steam generator, the steam generator is arranged in the seat body, and the kettle body is used for being placed on the seat body; the base body is provided with a first connector used for being communicated with a steam generator, a second connector is arranged on the lower portion of a handle of the kettle body and communicated to an inner cavity of the kettle body, and the first connector and the second connector are detachably connected; a one-way structure is arranged in the first connector and / or the second connector. Different from the prior art that a steam channel is arranged at the top of a kettle body to affect taking and placing or a bottom air guide structure hinders food taking and placing, a connecting structure of the steam channel is arranged on the lower portion of a handle of the kettle body. In daily use, a user cannot be interfered by the steam channel structure when taking and placing the kettle body, operation can be carried out more smoothly, and the use convenience degree is greatly improved.

This utility model relates to the field of radio frequency connector technology and discloses a quick-plug radio frequency connector, including a male terminal and a female terminal. The outer wall of the male terminal connection is provided with an external thread, and the inner wall of the female terminal connection is provided with an internal thread. A limit block is provided inside the male terminal, and a male wire core is provided at the center of the limit block. A support block is provided inside the female terminal, and a female wire core is provided at the center of the support block. A plug-in port is provided on the side of the male terminal away from the female terminal, and a gap is provided between the male wire core and the plug-in port. A wiring port is provided on the side of the female terminal away from the male terminal, and a gap is provided between the female wire core and the wiring port. A wiring groove is provided on the side of the male wire core close to the female wire core, and the male wire core and the female wire core are connected through the wiring groove. A connecting component is provided between the male terminal and the female terminal for aligning and connecting the male wire core and the female wire core and for heat dissipation, which solves the problem that existing equipment cannot cool down in time.

The utility model relates to the field of fasteners, in particular to a fastener for a high-strength screw. The looseness reminding device comprises a looseness reminding fastening assembly arranged on a screw, the looseness reminding fastening assembly comprises a fastening shell, a main core screw part is movably arranged in the fastening shell, and the main core screw part is arranged on the screw in a threaded mode. In the installation process, the structural design of all the components enables the operation process to be clear, simple and convenient, an operator can easily assemble the main core screw part on the screw by manually pressing the guide push rod and utilizing the cooperation of the spring, the push plate and the clamping plate, complex tools and professional skills are not needed in the whole process, the installation difficulty and time cost are reduced, and the installation efficiency is improved. And the mounting efficiency is improved, and the advantages are particularly obvious in large-scale assembly operation.

The invention discloses a steam-molten salt heat exchange conveying device with multiple steam extraction openings, and relates to the field of thermal power generating unit molten salt heat storage and peak regulation, the steam-molten salt heat exchange conveying device comprises an equipment rack, the inner side of the equipment rack is provided with a conveying belt assembly, the top of the equipment rack is fixedly provided with a heat exchange mechanism, and the side face of the equipment rack is provided with a steam extraction mechanism. The conveying belt assembly, the heat exchange mechanism and the steam extraction mechanism are integrated through the equipment rack to form an integrated structure, a steam storage barrel of the steam extraction mechanism can collect steam of multiple steam extraction openings in a centralized mode, and stable conveying of the steam is achieved in cooperation with an extraction pipeline, a piston air pump and a heat exchange pipeline; the multiple blocking plates in the connecting pipeline are spliced to accurately control steam on-off, the thickening layer enhances the structural strength of the connecting part, the problems that steam collection and supply of multiple steam extraction openings are unstable and leakage is prone to occurring are effectively solved, and cooperative operation of heat exchange and fused salt conveying is achieved.

The utility model discloses an artificial auxiliary cutti machine relates to cutti machine technical field, including cutti machine main part, the inside of cutti machine main part is provided with and arranges the adjusting assembly, and arranges the adjusting assembly for the speed and flow of material discharge control, arranges the adjusting assembly and includes the discharge chute that sets up in the inside of cutti machine main part, and the top of discharge chute is connected with the even arrangement of electric push rod, and the top of electric push rod is connected with the discharge plate through the movable shaft, and is connected through silica gel connecting piece between two groups of adjacent discharge plate, and the discharge plate is connected through the hinge with cutti machine main part. The utility model discloses a discharge adjusting assembly is arranged in the inside of cutti machine main part, namely utilizes the electric push rod of even arrangement of discharge chute top and drives the discharge plate action, realizes the effect that the speed and flow of material discharge control, can solve the problem that the existing cutti machine cannot flexibly adjust the speed and flow of material discharge in the process of discharging, leads to material accumulation or the problem of unsmooth discharge.

The utility model relates to a multi-stage distilled water evaporation device, relates to the technical field of distillation equipment, and aims to solve the problem that a traditional multi-stage evaporation device is large in occupied area. The multi-stage distilled water evaporation device comprises a frame body and a preheater arranged at the top of the frame body, a stand column is arranged in the frame body, and a layered supporting platform is fixed to the stand column in the vertical direction; a first-effect evaporator, a second-effect evaporator, a third-effect evaporator, a fourth-effect evaporator and a fifth-effect evaporator are sequentially arranged on the layered supporting platform from top to bottom, a water inlet pipeline is arranged between the preheater and the first-effect evaporator, and a heat source mechanism is arranged on the first-effect evaporator. Pure steam pipelines and concentrated solution pipelines are arranged between the first-effect evaporator and the second-effect evaporator, between the second-effect evaporator and the third-effect evaporator, between the third-effect evaporator and the fourth-effect evaporator and between the fourth-effect evaporator and the fifth-effect evaporator, a steam outlet of the fifth-effect evaporator is connected with a condenser, and a concentrated solution discharge outlet is formed in the bottom of the fifth-effect evaporator. The floor area and the overall length are remarkably reduced, and the space utilization rate is increased.

The utility model relates to the technical field of sensor equipment, in particular to a waterproof contact sensor which comprises a proximity switch and further comprises a mounting base, the mounting base is provided with a rotatable arc sensing piece used in cooperation with the proximity switch, and the mounting base is slidably connected with a contact type pressing wheel used for making contact with an object. A transmission rod is arranged at one end of the contact type pressing wheel, a transmission mechanism is arranged between the transmission rod and the arc induction piece, and when the contact type pressing wheel is extruded by an object to drive the transmission rod to move, the arc induction piece rotates in the set direction and is used for collecting signals of the proximity switch. The service life of the sensor in a severe environment can be prolonged.

The utility model discloses a three-roller grinding machine. Comprising a first supporting seat, a second supporting seat, a slow roller, a first slow roller bearing seat, a second slow roller bearing seat, a slow roller driving mechanism, a middle roller, a first middle roller bearing seat, a second middle roller bearing seat, a middle roller driving mechanism, a fast roller, a first fast roller bearing seat, a second fast roller bearing seat, a fast roller driving mechanism, a first spring, a second spring and a first pressure sensor. The device comprises a first supporting seat, a second supporting seat, a first pressure sensor, a second pressure sensor, a first sliding block, a second sliding block, a first threaded rod, a second threaded rod, a first motor and a second motor, the first slow roller bearing seat, the first middle roller bearing seat, the first fast roller bearing seat, the first sliding block and the first motor are sequentially arranged on the first supporting seat at intervals. According to the technical scheme, the problem that the grinding quality is reduced due to roller surface abrasion of an existing three-roller grinding machine is solved.

The utility model discloses a fixed full-automatic pulverized coal sampler which comprises a box body, a partition plate is fixedly mounted in the box body, a placement groove is formed in the partition plate, a through groove is formed in the placement groove of the partition plate, a fixing strip is movably sleeved with the through groove, one side of the fixing strip is fixedly connected with a filter screen, and the other side of the fixing strip is fixedly connected with a dust collector. And a wind chamber is fixedly installed at the upper end of the partition plate, an air outlet is fixedly formed in the upper end of the wind chamber, a turbine is movably sleeved with the wind chamber, and an adapter is movably sleeved with the sealing block. Through the above structure and the standardized design of the filter screen, the cost of spare parts can be reduced, the universality can be improved, sampling errors or equipment faults caused by blockage of the filter screen are avoided through a rapid replacement mechanism, the data accuracy is ensured, the requirement for extra cleaning equipment is reduced, the system complexity is reduced, high-pressure airflow reversely washes the surface of the filter screen, accumulated coal powder is automatically removed, and the working efficiency is improved. The problem that a traditional filter screen is easily blocked is solved.