38results about How to "Avoid loose damage" patented technology

The invention discloses a sliding bearing raise-boring machine inserted tooth hob capable of being disassembled quickly. The sliding bearing raise-boring machine inserted tooth hob capable of being disassembled quickly comprises a hob shell, a hob shaft and a rock breaking inserted tooth. The hob shell and the hob shaft are connected through a sliding bearing. The rock breaking inserted tooth is installed on the outer side wall of the hob shell. The hob shell is designed in a spilt mode, a hob shell core is forged by bearing steel and has higher impact resistance, and the surface on which thehob shell core is in contact with the sliding bearing can be subjected to chromizing to improve the wear resistance of the surface; an outer hob shell is forged with a single metal wear-resistant material to further improve the mechanical properties of the outer hob shell, and a split structure can make full use of the advantages of the two materials and simplify the bimetal casting process, so that manufacturing cost of the hob shell is reduced. When the rock breaking inserted tooth is worn and needs to be replaced, the outer hob shell and the hob shell core can be quickly disassembled by thesliding bearing and replaced with a new hob outer shell and a new hob shell core, and then the new hob outer shell and the new hob shell core are mounted on the hob shaft through the sliding bearing.

The invention discloses a steam oven door anti-deformation supporting structure. The steam oven door anti-deformation supporting structure comprises a supporting structure body. The supporting structure body is located at the bottom of a steam oven. The supporting structure body comprises a supporting frame and an adjustable supporting plate assembly. The adjustable supporting plate assembly is movably clamped on the supporting frame. The adjustable supporting plate assembly comprises a supporting plate and an adjusting plate. The supporting plate is located below the adjusting plate, and theadjusting plate and the supporting plate are adjustably connected. A mounting method includes the steps that a, the supporting frame is assembled; b, the adjustable supporting plate assembly is assembled; c, the adjustable supporting plate assembly and the supporting frame are spliced; and d, the anti-deformation supporting structure and the steam oven are mounted. The bottom face of an oven dooris supported and lifted through the supporting structure when the oven door is in an opened state, thus, bending deformation and the like of the joint of the oven door and an oven body are effectivelyavoided, meanwhile, the supporting structure can be adjusted according to the actual thicknesses of different oven doors, it is guaranteed that the oven door is stably supported, and the applicationrange of the supporting structure is widened.

The invention provides a preparation method of a rectangular separation net for deep and far sea culture, which comprises the following steps: preparing a blended antifouling composite material, preparing a light blue monofilament bundle, preparing a rectangular separation net, and mixing polypropylene granules, a polyhexamethylene guanidine hydrochloride grafted modified polypropylene antifouling material, nano copper powder, pyrithione copper powder, tetra [beta-(3, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4- 2, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid] pentaerythritol ester, tri (1, 2, 2, 6, 6-pentamethylpiperidinyl) phosphite, phthalocyanine blue pigment, titanium dioxide and turpentine are mixed and uniformly stirred, extrusion granulation is performed 2-3 times through a double-screw extruder to obtain a blended antifouling composite material, light blue monofilament tows are obtained after wire drawing and rolling, and the light blue monofilament tows are used as raw materials. And obtaining the rectangular separation net for deep and far sea culture by using a special rectangular separation net preparation method.

The invention relates to a reaction device, and particularly relates to a gas, solid and liquid reaction device. The device comprises a reaction tank body, a rack, a drive device and a stirring shaft, wherein the rack is arranged on the reaction tank body; the drive device is arranged on the rack, and is used for driving the stirring shaft to rotate; the stirring shaft having a hollow structure extends into the cavity of the reaction tank body; and the upper end of the stirring shaft is connected with a gas inlet pipeline through a rotating joint. According to the gas, solid and liquid reaction device, gas is directly introduced through the hollow stirring shaft, an extra inserted gas introducing pipe is not arranged in the reaction tank body, and separated, broken and easily blocked gas introducing pipe frequently occurring in the reaction tank body stirring process can be prevented.

The invention discloses a nanometer material for plugging coal mines. The nanometer material consists of tricalcium aluminate, sodium nitrite, silicon dioxide, a propionate copolymerization solution, an adhesive and an additive. The nanometer material has a firm structure, is wide in application range and high in safety and can be used for anti-weathering coating of coal rocks of the coal mines, fissure filling, the cementation of loosened surrounding rocks, the anticorrosion of anchor belt nets of tunnels, the spraying and plugging of the surrounding rocks and the anti-oxidation spontaneous combustion of coal walls.

The invention discloses an impeller structure, which comprises a lower cover plate and a plurality of arc-shaped blades, wherein the arc-shaped blades are arranged on the lower cover plate, and the blades are connected with an axis and are distributed along the lower cover plate in an involute way. The impeller structure has the advantages that the impeller structure is suitable for high-vacuum and high rotation speed brushless direct current dust collector motors; the impeller structure is of a semi-opening type impeller structure, so the size is relatively smaller, and the carrying is convenient; the use amount of material is little, and the production cost is lower; the blades are distributed on the lower cover plate in the involute way, so the running is stable, the working property is better, the energy consumption is little, the use cost is lower, the noise is little, and the quality of working environment is higher; an impeller cover is arranged above the impeller, the blades are in clearance fit with the blade cover, the impeller cover is also used as an upper cover plate, and a closed type impeller structure is formed among the upper impeller cover, the lower cover plate and the blades, so while the size of the motor is reduced, the working efficiency of the impeller is guaranteed, and the use requirements of small size and high rotation speed of the motor are met; the blades and the lower cover plate are integrally formed, so the structure strength is higher.

The invention discloses a portable product bearing. An open hole is formed on a body; the bottom of the body is convexly provided with a limit block so as to form a slide way; the opposite side of theslide way is provided with a straight guide slot; the inside of a slot is convexly provided with a connector, and the periphery of the slot is provided with through holes; a slide block of an exit device is arranged in the slide way; the slide block is provided with an inclined guide slot; a key is inserted into the open hole and leans on an inclined plane of the slide block; a top block is convexly provided with a slide pin; one end of the slide pin is embedded into the inclined guide slot, while the other end is embedded into the straight guide slot; the upper end of the top block is provided with a top rod inserted into the through holes; one end of a spring butts against the body, while the other end is fixed to one end of the slide block so as to enable the slide block to lean against one end of the inclined plane; and the sliding pin is positioned at the bottom end of the inclined guide slot by jacking the key.

The invention discloses a method for supporting a lamellar soft rock laneway by wire rope anchors. The method comprises drilling a plurality of anchor holes in the lamellar rock, controlling the distance between two adjacent anchor holes to be in the range of 700-1,000mm; uniformly mixing cement, white cement, water reducer and gypsum according to weight percentages, feeding into packaging bags, and forming cement rolls; immersing the cement rolls into water, and then feeding into the anchor holes; inserting the wire rope anchors into each anchor hole; and fixing the openings of the anchor holes, jointing the anchors in the direction of the laneway, and hinging the anchors by rope clips, so as to support the lamellar soft rock laneway. According to the method provided by the invention, the supporting structures are closely combined with the surrounding rock, not only the free deformation and the loose damage of the surrounding rock are avoided, but also the structure can adapt to certain deformation of the surrounding rock so that the deformation pressure on the supporting structures is not too high, and the inclined lamellar weak tuff is reinforced effectively, so that a new method is provided for supporting the weak lamellar soft rock laneway.

The invention discloses a garbage compressor and a butt joint locking device for a garbage can. The butt joint locking device (100) comprises a supporting piece (101), a driving piece (103) and a connecting piece (104), and the driving piece (103) can drive the supporting piece (101) to surround a first hinge joint (106) to rotate in a pivoted mode so that the second end of the supporting piece (101) can support and jack the garbage can (300). A first supporting portion of the supporting piece (101) can jack the connecting piece (104) to enable a hook portion (111) of the connecting piece (104) to be fastened with a block bar of the garbage can (300). Through the technical scheme, the supporting piece and the connecting piece bear the vertical pressure and horizontal tensile force of the garbage can correspondingly, and impacting of horizontal tensile force on the supporting piece and the driving piece is avoided, so that the phenomenon that a hinge joint structure of the supporting piece is loosened and damaged under the effect of horizontal tensile force is avoided, and the service life is prolonged.

The invention discloses a spiral extrusion type solid and liquid separator. The spiral extrusion type solid and liquid separator comprises a fixed base, a supporting frame and an electric control boxare fixedly connected to the outer surface of the upper end of the fixed base, the electric control box is located on one side of the supporting frame, a damping pad layer is fixedly connected to theouter surface of the lower end of the fixed base, a stirring box is fixedly connected to the outer surface of the upper end of the supporting frame, the outer surface of one end of the stirring box isfixedly connected with a speed reducer, and the outer surface of one end of the speed reducer is fixedly connected with a driving motor. The spiral extrusion type solid and liquid separator is provided with the damping pad layer, a rubber scraping piece and a winding frame, vibration generated by the separator can be reduced, inner parts are prevented from loosening and being damaged, materials adhered to and remaining on the inner surface of the stirring box can be scraped, a power line can be wound and stored, the power line is prevented from falling on the ground and being damaged by corrosion, and the better use prospect is achieved.

The invention relates to the technical field of signal lamp equipment. The invention further discloses a traffic signal lamp for lane changing of the train. The traffic signal lamp comprises a protection box, three supporting columns are fixedly mounted at the bottom of the protection box; the outer surfaces of the three supporting columns are movably connected with supporting pipes in a sleeved mode. The bottom end of the supporting column is fixedly connected with a supporting block located in the supporting pipe, the outer surface of the supporting column is movably sleeved with a damping spring located in the supporting pipe, a connecting column is fixedly installed at the bottom of an inner cavity of the protection box, and the other end of the connecting column is fixedly connected with a signal lamp set. Based on the traffic signal lamp for train lane changing, the vibration force borne by the protection box is transmitted to the damping springs through the supporting columns, the vibration force borne by the protection box in the using process is counteracted through the acting force of the damping springs, and therefore the situation that parts of the signal lamp set in the protection box are loosened and damaged due to the vibration force is avoided, and the practicability of the signal lamp is improved.

The invention discloses a protective outer frame for a frequency converter of a grinding machine, including an outer frame, the front side of the outer frame is provided with an opening, first fixed springs are uniformly distributed and fixedly connected on the bottom surface of the inner cavity of the outer frame, the tops of the first fixed springs are fixedly connected with a first support plate, the top surface of the first support plate is provided with a first fixing clamping groove, second fixing springs are uniformly distributed and fixedly connected on the top surface of the inner cavity of the outer frame, and the bottom surfaces of the second fixing springs are fixedly connected with a second support plate. The invention relates to the technical field of frequency converter protection equipment. The invention relates to the protective outer frame for the frequency converter of the grinding machine, achieves the purpose of prolonging the service life of the frequency converter, which can effectively cushion and damp the vibration of the frequency converter and play an effective dust-proof role, and the frequency converter can be clamped and fixed on the surface of the grinding machine by using the outer frame, so that the frequency converter is convenient to dismounted from and mount on the surface of the grinding machine, and the frequency converter is not easy to damage and convenient to use.

The invention belongs to the field of steam turbines, and particularly relates to steam turbine safety auxiliary equipment which comprises a supporting square base and a damping unit. The damping unit is arranged on the side wall of the supporting square base; the damping unit comprises a supporting sliding rod, a concave surface placing plate, a first elastic piece and a buffering mechanism; the supporting sliding rods are connected to the inner side wall of the supporting square base in a sliding mode. By means of the damping unit, when the steam turbine shakes after working for a long time, the steam turbine can press a concave face containing plate, the concave face containing plate presses a main connecting column at the bottom end and multiple sets of supporting sliding rods, the main connecting column and the supporting sliding rods slide on the inner side wall of a supporting square base at the same time, and a first elastic piece is pressed by the concave face containing plate to be shrunk and stressed; and an extrusion sliding plate extrudes a buffer air bag, a first rubber block and a second rubber block, the effect of enhancing the damping effect is achieved through the elasticity of multiple sets of elastic parts, and the situation that the parts are loosened and damaged due to long-time shaking of the steam turbine is avoided.

The invention relates to an online monitoring system for the microclimate of an intelligent substation, which comprises a foundation layer, a fence, a monitoring device, a concentrator and a monitoring center, and is characterized in that the monitoring device is arranged on the foundation layer, the concentrator is connected with the monitoring device, the monitoring center is connected with theconcentrator, and the monitoring center is connected to a warning device. The online monitoring system has the advantages that variation conditions of the microclimate in the substation are monitoredand collected in real time through the monitoring device, the monitored and collected data is transmitted to the monitoring center through the concentrator, the monitoring center stores the data and achieves release and checking for the data via a browser through a PC of the monitoring center, variation conditions of the microclimate of each substation can be checked in real time through the browser, a short message alarm notice is sent to an operation watchkeeper within the shortest time when out-of-limit data occurs through the setting of the warning device, timeliness and accuracy are achieved, and safe running of the substation in bad weather conditions are ensured.

The invention belongs to the technical field of pesticide spraying robots. The problems that an existing orchard pesticide spraying robot does not have an anti-bumping function, the movement process is not stable enough, internal parts of the pesticide spraying robot are prone to loosening and damage due to bumping and shaking, and the overall protection performance of the pesticide spraying robot is poor are solved. The invention discloses an orchard pesticide spraying robot with an anti-bumping moving mechanism. The orchard pesticide spraying robot with the anti-bumping moving mechanism comprises a bearing seat and a pesticide conveying and spraying assembly, a pesticide storage box is installed on the bearing seat, the pesticide conveying and spraying assembly is arranged on the pesticide storage box, the bottom of the bearing seat is provided with a anti-bumping moving mechanism, and the anti-bumping moving mechanism is connected with the bearing seat through a buffering assembly; according to the orchard pesticide spraying robot, by arranging an anti-collision assembly, the orchard pesticide spraying robot is prevented from being damaged by impact force generated by direct collision, by arranging the anti-bumping moving mechanism and the buffering assembly, damage to the orchard pesticide spraying robot due to bumping and shaking is relieved, and the overall protection performance of the pesticide spraying robot is remarkably improved.

The invention discloses an electric automobile charging pile with arranging and intercepting functions. The electric automobile charging pile structurally comprises a charging host, a control panel, acamera, a power passing box, an integrated wire fixing device, a charging wire, a charging gun and a wiring port, wherein the wiring port is installed at the upper end of the left side of the charging host, the power passing box is arranged at the bottom of the charging host, and the control panel is installed in the middle of the charging host. According to the electric automobile charging pile,when the charging gun is used and then is buckled into an external buckling groove in the integrated wire fixing device, a lifting assembly is driven through a translation frame, the lifting assemblyis perpendicular to the position of the external buckling groove and is used for placing the charging wire, a lifting supporting plate drives the charging wire to rise, the charging wire is upwards moved and clamped through a wire clamping frame in the rising process, a gun sleeving mechanism is used for sealing and protecting the charging gun, so that the anti-creeping effect is achieved; and after integral matching, the charging gun and the charging wire can be ensured not to be in a dragging state, the long-time use is facilitated, and looseness and damage are avoided.