17results about How to "Avoid butt" patented technology

The utility model relates to the technical field of batteries, and discloses a battery cover plate assembly, a battery and a battery pack, the battery cover plate assembly comprises a cover plate body, a lower insulating part and at least one stopping part, and an explosion-proof mechanism is arranged on the cover plate body; the lower insulating part is connected with the cover plate body and is provided with at least one mounting groove with an opening facing the cover plate body; the stop piece is arranged in the mounting groove in an interference manner, and the orthographic projection of the stop piece on the cover plate body is not completely overlapped with the explosion-proof mechanism; and the stop piece is made of a high-temperature-resistant material. According to the battery cover plate assembly disclosed by the utility model, when the battery cell triggers thermal runaway and the lower insulating part is melted, the stop piece can be supported between the cover plate body and the pole group, so that the pole group is effectively prevented from moving towards the side of the anti-explosion mechanism and the anti-explosion mechanism is shielded, and the stop piece is supported between the cover plate body and the pole group, so that an exhaust channel is kept between the cover plate body and the pole group; the explosion-proof mechanism can normally exhaust and relieve pressure, the exhaust and heat dissipation effects of the explosion-proof valve are effectively improved, and the safety performance of the battery is greatly improved.

The utility model relates to the technical field of distribution boxes, in particular to an extensible distribution box which is internally provided with a main box body, and a positioning rack is fixedly arranged on the rear end face of the main box body. According to the utility model, the rotating motor is started to drive the rotating shaft and the rotating fan blades to rotate at a high speed, so that the supporting rack and the expansion rack are driven to move upwards along the main box body, and when a certain height is reached, it is ensured that the auxiliary positioning plate and the expansion rack can be fixed to an appointed number of electricity meters. And outside air is extracted from the lower part of the air inlet filter plate, enters an air extraction cavity from the air inlet filter plate, then flows into an auxiliary positioning plate and is exhausted to the outside from an exhaust filter plate, so that air circulation in the expandable distribution box is ensured, heat dissipation of an electric meter is facilitated, and the service life of the electric meter is prolonged. And the butt joint of damp air in the extensible distribution box is prevented, so that the service life of the electric meter is prolonged.

The utility model discloses a post-processing integrated wire harness detection device, which comprises an ECU processor, a diagnostic apparatus, a post-processing integrated wire harness and a post-processing test-run wire harness, the diagnostic apparatus and the ECU processor are connected through the post-processing test-run wire harness, one end of the post-processing test-run wire harness is provided with a joint, and the other end of the post-processing test-run wire harness is provided with a power supply. The post-processing integrated wire harness is provided with a plurality of branch cables, one end of each branch cable is fixedly provided with a sensor plug, one end of the post-processing integrated wire harness is provided with an interface, the interface is matched with the joint, and the post-processing integrated wire harness is provided with a wire harness packaging plate. The post-processing integrated wire harness is packaged through the wire harness packaging plate, on one hand, each branch cable of the wire harness can be fixed and prevented from being wound, on the other hand, the plug type of the sensor of the wire harness can be marked at each port of the wire harness packaging plate, and misconnection is prevented.

The application provides a short-distance co-rail filling and launching device and method for unmanned aerial vehicles. The device comprises a beam assembly, a stop assembly and a hoisting assembly. In the beam assembly, a suspension type launching beam is connected with a sub slide rail beam at the bottom, the lifting lug of a main slide rail beam can pass through the supporting lug of the sub slide rail beam and slide along the upper surface of the supporting lug, and two slides are coaxially arranged in sequence and have equal lengths. In the stop assembly, a threaded pin passes through the launching beam and the sub slide rail beam and abuts against the lifting lug, two stop blocks are connected to the two end faces of the sub slide rail beam respectively, a third stop block is connected to one end face of the main slide rail beam, and a safety pin passes through the main slide rail beam and contacts the front stop block. The lifting lug in the hoisting assembly is installed to the main slide rail beam. The unmanned aerial vehicle is assembled with the main slide rail beam through the hoisting assembly, then the unmanned aerial vehicle is assembled with the sub slide rail beam through the lateral open butt joint between the lifting lug and the supporting lug, the direct hoisting and butt joint of the unmanned aerial vehicle are avoided, and the butt joint and filling are convenient to observe during the assembly process.

The utility model relates to the technical field of electric poles, in particular to an annular partial prestress recycled concrete electric pole which comprises a pole body of a conical structure, the pole body is of a hollow structure, the upper end and the lower end of the pole body are provided with a first butt joint hole and a second butt joint hole respectively, and the pole bodies are in butt joint in an end-to-end inserting mode. And the overlapped part of the first butt-joint hole and the second butt-joint hole is fixed through a penetrating bolt. According to the annular part prestress recycled concrete electric pole, quick butt joint between electric poles can be achieved quickly, transportation of the electric poles is facilitated, and the use convenience of the whole electric pole is improved.

The invention relates to the technical field of machining centers, and discloses a machining center with a scrap iron cleaning function, which comprises a lathe bed and a worktable, the worktable reciprocates along the length direction of the lathe bed, a fence is vertically arranged around the lathe bed, a cleaning assembly is arranged on the worktable, and transfer collecting components are arranged at two ends of the lathe bed corresponding to the movement of the worktable. The sweeping assembly comprises a first sweeping assembly and a second sweeping assembly; the first sweeping assembly comprises a scraping and sweeping piece, first sweeping pieces located at the two ends of the scraping and sweeping piece and a switching assembly. The second cleaning assembly comprises a one-way cleaning assembly; the transferring and collecting assembly comprises a scrap conveying belt, collecting openings located in the four corners of the machine tool body and a scrap-liquid separating mechanism arranged at the lower end of the machine tool body and communicating with the collecting openings. And after the product is unloaded, sufficient scrap iron cleaning, collection and scrap-liquid separation are carried out.

The present invention relates to the field of drilling technology, specifically to a fast excavation drilling equipment for coal mining, comprising a drilling rig main body and top support seats arranged at the four corners of the drilling rig main body, the drilling rig main body is provided with a mounting frame, the drilling rig main body is provided with a horizontal moving mechanism and a vertical moving mechanism; it also includes: a placement plate, the placement plate is arranged on the mounting frame, and a drill rod is placed on the placement plate; a feeding control mechanism, the feeding control mechanism is arranged on the placement plate, and the fast excavation drilling equipment for coal mining, when the clamping mechanism is arranged and the feeding control mechanism is close, the drill rod on the placement plate falls on the clamping mechanism and clamps the drill rod, and when the drill rod follows the clamping mechanism to move synchronously on the support, the drill rod is docked with the previous drill rod by rotating the clamping claw to complete the rod adding operation, thereby avoiding the problem of low work efficiency caused by manual operation, and at the same time, the simple structure avoids the use of high-cost manipulators for docking.

The utility model relates to the technical field of air switches, and discloses an air switch rapid re-power supply device which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is located on the main body mechanism, and the main body mechanism comprises a first butt joint, a first conducting strip, a first detection lamp and a limiting ring. The first conducting strip is fixedly installed at the right end of the first butt joint, the first detection lamp is fixedly arranged at the left end of the first butt joint, and the limiting ring is fixedly installed at the upper end of the first butt joint. According to the air switch rapid re-power supply device, a butted electric wire touches the first conductive sheet, if the electric wire is electrified, the first detection lamp emits light to prompt that the electric wire is electrified, and if the electric wire does not emit light, the electric wire is not electrified, so that two electric wires which are electrified in the same way can be effectively prevented from being butted together during wiring, a secondary accident is avoided, and the service life of the air switch is prolonged. And the two butt joints of the device are provided with the detection mechanisms, so that the device is more convenient to use.

The utility model discloses a kind of anti-clogging sodium polyacrylate extraction equipment, belong to sodium polyacrylate processing technical field, the extraction equipment includes extraction pump and feed pipe, extraction pump outside feed end is equipped with feed pipe, feed pipe outside is equipped with vibrating mechanism, vibrating mechanism below is provided with expansion mechanism, expansion mechanism includes mounting bracket, support plate, vibrating plate and connecting frame, in the utility model, by setting vibrating mechanism and expansion mechanism, the operation of vibrator is used, the vibration of sodium polyacrylate in feed pipe is carried out, so that sodium polyacrylate in hardening state is broken, prevent sodium polyacrylate in feed pipe internal docking, and the use of transmission plate, let the vibration of vibrator can be conducted through vibrating plate, expand the vibration range of vibrator, prevent the part that feed pipe is far from vibrator cannot obtain stable vibration.

The present invention relates to a forming method of an integral special-shaped composite material rib, comprising: S1. making a uniform pressure plate of the rib; S2. laying prepreg blanks of the upper and lower half molds of the rib; S3. making twist strips; S4. filling the twist strips; S5. bagging, canning and curing. The forming method can form an integral special-shaped composite material rib in one step, reducing the existing multiple parts to one part, avoiding the segmentation and docking of parts, on the one hand effectively improving the strength of the rib, on the other hand saving the original assembly process, shortening the production cycle, reducing the manufacturing cost, and making the internal and external web surfaces of the product flat and smooth, with stable and reliable quality.

The feed drying roller comprises a drying cylinder and a supporting plate, the drying cylinder is fixedly connected into the drying cylinder, a drying cavity is formed between the drying cylinder and the drying cylinder, a plurality of evenly-distributed vent holes are formed in the outer wall of the drying cylinder, a feeding port is formed in the outer wall of the drying cylinder, and a feed inlet is formed in the outer wall of the drying cylinder. The feeding port extends into the drying cylinder, a positioning plate is fixedly connected to one side of the drying cylinder, a driving motor is fixedly connected to the upper end face of the positioning plate, the output end of the driving motor is connected with a rotating shaft, the rotating shaft is rotationally connected with the drying cylinder, and spiral blades on a rotating rod are driven to rotate through rotation of the driving motor, so that straw feed is conveyed; in the conveying process, heat generated by the heating wire is conveyed into the drying cavity under the action of the powerful draught fan, the heat is evenly conveyed through a plurality of ventilation holes in the drying cylinder, straw feed in the drying cylinder is evenly and rapidly dried, and the drying efficiency and quality of the straw feed are improved.

The invention discloses medical waste high-temperature steam disinfection equipment which comprises a treatment box, a blanking opening formed in the top of the treatment box, outer housings fixedly welded to the two sides of the treatment box and a fixing frame fixedly welded to the inner wall of the treatment box, and a disinfection area is formed between the side wall of the treatment box and the inner walls of the outer housings; the interior of the treatment box is divided into a freezing area and a crushing area by a fixing frame, a fixing cylinder is arranged in the freezing area, liquid nitrogen spraying discs are fixed on the inner walls of the treatment box on the two sides of the freezing area, and a plurality of spraying heads for spraying liquid nitrogen are arranged on the sides, facing the fixing cylinder, of the liquid nitrogen spraying discs. According to the medical waste high-temperature steam sterilization equipment, the freezing area is arranged, liquid nitrogen can be sprayed out of the freezing area, after medical waste makes contact with the liquid nitrogen, the physical and chemical characteristics of the medical waste can be destroyed through the liquid nitrogen, the medical waste can be easily crushed into particles, and the subsequent steam sterilization effect can be improved.

The utility model relates to the technical field of supports and hangers, and particularly discloses a building mechanical and electrical installation support and hanger which comprises a support and hanger body, two jacking components are arranged in the support and hanger body, each jacking component comprises an electric push rod arranged in an inner cavity of the support and hanger body, and a limiting component is arranged on the upper side in the support and hanger body. Two moving grooves are formed in the upper side of the support hanger body, jacking blocks are slidably connected into the two moving grooves, and the ends, away from each other, of the two electric push rods are fixedly connected with the sides of the opposite faces of the two jacking blocks correspondingly. Through cooperation of the clamping blocks and the clamping grooves, the jacking blocks can only move in one direction, finally the pipelines are jacked, due to the fact that the two jacking blocks can finely adjust the heights of the pipelines, when the two butted pipelines deviate, the height of one pipeline can be compensated, and it is guaranteed that the two pipelines can be smoothly butted; and meanwhile, workers are prevented from jacking the pipeline, so that the physical strength of the workers is saved.

The invention discloses a programmable microvalve device and a control method for microfluidic transport using the same. The programmable microvalve device comprises a printed circuit board. The printed circuit board is hollowed out from top to bottom to form a rectangular hole having a concave portion on one side in the width direction and an axial hole. The axial hole is adjacent to the other side in the width direction of the rectangular hole and is connected to the rectangular hole. The axial hole is directly opposite to the concave portion. A PDMS solid body matching the rectangular hole is embedded in the rectangular hole. A microchannel is provided in the PDMS solid body along the length direction. A rotating rod is vertically arranged in the axial hole. When the rotating rod is in the initial state, the microchannel is unobstructed and is in an open state at this time. After the rotating rod is rotated 90 degrees, the rotating rod squeezes the PDMS solid body, and the microchannel is deformed and becomes non-obstructed and is in a closed state at this time. The advantage is that there is no risk of leakage in the microchannel during operation, and the need for microfluidic analysis that can be integrated in the printed circuit board can be met.

The utility model discloses a spigot-and-socket cement pipeline conveying and butt-joint trolley mechanism. The spigot-and-socket cement pipeline conveying and butt-joint trolley mechanism achieves convenient and fast conveying and fast butt-joint of spigot-and-socket cement pipelines in narrow ditches. A pair of transverse channel steel rails (5) are arranged on a trolley body flat plate (4) of the flat trolley in parallel, sliding rail strips (6) are movably arranged in the transverse channel steel rails (5), a spigot-and-socket cement pipe support (7) is fixedly connected to the top end face of the sliding rail strips (6), and a conveyed spigot-and-socket cement pipe (8) is horizontally arranged in the spigot-and-socket cement pipe support (7). A support front limiting rod insertion hole (12) is formed in the portion, on the front side of the socket type cement pipe support (7), of the vehicle body flat plate (4), and a front limiting rod (11) is inserted into the support front limiting rod insertion hole (12); the left rear end of the vehicle body flat plate (4) is connected with a single-side push handle rod (9), and the right front end of the vehicle body flat plate (4) is provided with a traction rope connecting ring (10); and the working efficiency of on-site construction is improved.

The invention relates to the technical field of wind driven generator blades, in particular to a preparation process of an anti-icing wind driven generator blade. Comprising a lifting assembly, an upper distraction block and a lower distraction block, the upper distraction block corresponds to one side of the surface of a placing plate in parallel through the lifting assembly, the upper surface of the lower distraction block corresponds to one side of the surface of the placing plate in parallel, and the upper distraction block and the lower distraction block are symmetrically distributed on the surface of the placing plate; the blowing mechanism comprises bellows and an air conveying pipe, the bellows are fixedly mounted on two sides of the surface of the lifting assembly, an air outlet is formed in the lower surface of the air conveying pipe, and one side of the surface of the air outlet vertically corresponds to the upper surface of the placing plate. The generated wind energy inflates the interior of the PVC heat shrinkage barrel film through the air conveying pipe and the air outlet, so that the interior of the opening of the PVC heat shrinkage barrel film is effectively expanded, the inner diameter of the PVC heat shrinkage barrel film can be effectively expanded, the sleeving difficulty is greatly reduced, and the possible damage to the PVC heat shrinkage barrel film or the blades of the small wind driven generator due to forced sleeving is reduced.

The utility model discloses a stock bin distributing device structure which comprises a stock bin cylinder, a vertical material gathering cylinder is fixedly installed at the top of an inner cavity of the stock bin cylinder, a conical flow dividing cover is fixedly installed at the bottom of the material gathering cylinder and located in the middle of the inner cavity of the stock bin cylinder, and a flow guiding frame is obliquely installed between the material gathering cylinder and the stock bin cylinder. The first arc piece and the second arc piece are fixedly connected to the end of the flow guide frame and slidably connected to the top of the outer wall of the stock bin cylinder and the top of the outer wall of the material gathering cylinder in a sleeving mode correspondingly, and the positioning assembly is used for clamping and locking the first arc piece. According to the utility model, the material bin cylinder, the material gathering cylinder, the flow dividing cover and the flow guide assembly are used in a matched manner, and the flow guide frame can be mounted at different positions between the material bin cylinder and the material gathering cylinder under the action of the first arc piece, the second arc piece and the positioning assembly, so that conveyed materials directly fall down from the middle part of the material bin cylinder; and the materials are prevented from being butted to one side of the stock bin cylinder.