7results about How to "Avoid impact wear" patented technology

The application relates to the technical field of concentration determination, in particular to an on-line ion measuring device for calcium chloride solution, which solves the problems of the existing detection mode of the critical angle refraction principle for the refractive index of the calcium chloride solution, realizes the determination of the ion concentration in the calcium chloride solution, the surface of the prism is easy to be left with and attached with dirt, the measuring precision is affected and the like. The on-line ion measuring device for calcium chloride solution comprises a pipeline connecting mechanism, a sealed refraction mechanism and a directional flow guiding mechanism, the inner side of the upper end of the pipeline connecting mechanism is provided with the sealed refraction mechanism, the bottom end of the sealed refraction mechanism is provided with the directional flow guiding mechanism, and the rear end surface of the pipeline connecting mechanism is provided with a driving adjusting mechanism. The prism surface in the critical angle refraction principle detection mode is quickly washed and sealed and protected, the surface of the prism is effectively kept clean in the ion concentration determination process of the calcium chloride solution, the prism is prevented from being impacted, and the protection effect is good.

The utility model relates to a ball mill combined feeding device which comprises a feeding installation table and a material box installed above the feeding installation table, the material box comprises a buffering bin body and a discharging bin body, a feeding port is formed in the top of the buffering bin body, an overflow port is formed in the side wall of the buffering bin body, and the discharging bin body is located on one side of the buffering bin body and communicated with the overflow port. An abrasive hopper is mounted at the top of the discharging bin body, and a discharging opening is formed in the bottom; the bottom of the discharging opening is detachably connected with a conveying pipe, the other end of the conveying pipe is detachably connected with a feeding pipe, the other end of the feeding pipe is communicated to a ball mill, and the ball mill is located below the side of the feeding installation table. By optimizing the structures of the feeding bin body, the conveying pipe and the feeding pipe, the impact and abrasion of materials and grinding materials on the feeding structure and the ball mill can be effectively reduced, the maintenance frequency is greatly reduced, the maintenance amount is reduced, the maintenance time is shortened, the equipment failure rate and the shutdown maintenance time are reduced, the production operation rate is ensured, and cost reduction and efficiency improvement are realized.

The application discloses an integrated sensor structure, aiming at solving the problems that sensors in the prior art cannot accurately measure the inclination, the rotating speed and the pressure and have a low service life, and adopting a protective cover part and a mounting part to be installed with a sensor part, so that the parts in the sensor part can be protected in multiple layers through the protective cover part, the mounting part and a shell part, and the X-axis inclination, the Y-axis inclination, the Z-axis rotating angle and the pressure of a drilling tool can be measured, stored and transmitted through a first measuring part and a second measuring part in the sensor part.

This utility model belongs to the field of ceiling spring pressing technology, and discloses a gantry hydraulic press for pressing ceiling springs. It includes a base, a lower template connected to the base, a gantry frame connected to the base, a hydraulic rod connected to the gantry frame, a mounting seat connected to the hydraulic rod, and an upper template connected to the mounting seat. The upper and lower templates cooperate with each other. The base has a collection port and a collection groove, with the collection port communicating with the collection groove. A collection box is slidably connected to the inner wall of the collection groove. A top plate is connected to the mounting seat, and a shielding frame is slidably connected to the top plate. The shielding frame cooperates with the collection port and has a sliding groove. A slider is connected to the top plate, and the slider is slidably connected to the sliding groove. A spring is connected to the slider, and the other end of the spring is connected to the inner wall of the sliding groove. This utility model can collect debris generated during the pressing process, reducing the threat of debris scattering to the health of operators and pollution to the workshop environment.

The application discloses a kind of automatic carton sealing and labeling device, belong to carton sealing and labeling device field.The application is positioned by being made into positioning by multiple cyclic motion sealing assembly being set on conveying belt, using the speed difference of automatic sealing table and conveying belt to make carton in continuous motion naturally close to abutting block, realize sealing assembly and carton synchronous completion sealing and labeling, solve the restriction of traditional intermittent stop mode to production line efficiency;By setting the stop plate to thin hard smooth material, a rigid support surface is formed below the hinge, ensuring the flatness of the top surface of the carton and the gapless bonding of the adhesive tape;By pressing the rod and the rack groove, the electric push rod continues to press down, and the speed increasing transmission of the bevel gear set is automatically converted into a pull rope release to drive the stop plate to retract, and the reset is triggered by the release block on the return path, realizing the timing of the mechanical linkage and automatic cycle reset when retracting, without the need for sensors to meet the continuous operation requirements of high-speed production line.

The utility model relates to a concrete blanking buffering bin hopper, and belongs to the technical field of concrete production, the concrete blanking buffering bin hopper comprises a material hopper, a butt joint cylinder is embedded in the bottom wall of the material hopper in a penetrating manner, a plurality of discharging holes are formed in the butt joint cylinder, the lower end of the butt joint cylinder is seamlessly connected with a discharging cylinder, the discharging cylinder is provided with discharging holes communicated with the discharging holes, and the discharging holes are communicated with the discharging holes. A buffering structure for buffering discharged materials is arranged on the discharging seat; a buffer seat located on the lower side of the discharging barrel is arranged at the lower end of the material hopper, the left side and the right side of the upper surface of the buffer seat are obliquely arranged downwards based on the center, and discharging seats obliquely arranged downwards are connected to the left side and the right side of the buffer seat; according to the concrete blanking buffer hopper, when materials are discharged onto the conveying belt through the inclined surface of the discharging seat, the buffer structure buffers the materials and slows down the flow speed, and the situation that the service life of the conveying belt is shortened due to impact abrasion caused by the fact that the traditional materials directly fall onto the conveying belt is avoided.

The application provides a coal face continuous cutting coal side support system and a construction method, the coal side support system comprises: a protective net, the protective net is made of a bidirectional tensile nonmetal composite net and is woven by using aramid fiber reinforced polypropylene material base materials; and an anchoring assembly. The coal face continuous cutting coal side support system provided by the application is matched with the protective net, the anchoring assembly and the connecting assembly, all of the protective net, the anchor rod and the connecting assembly are made of nonmetal composite materials, the support components can be directly cut when the coal mining machine advances, manual removal of the anchor rod and the protective net is not needed, a separate net and rod removal process is omitted, the mining and excavation operation efficiency is improved, no high-temperature sparks generated by metal friction occur in the cutting process, the safety hidden danger of gas and coal dust explosion is eliminated, the cutting tooth and the drum are prevented from being impacted and worn by steel materials, the replacement frequency of equipment accessories is reduced, and the problems of the traditional metal support, such as the need for early removal, complicated process, easy generation of sparks during cutting and cutting equipment loss, are solved.