34results about How to "Safe and stable use" patented technology

The utility model discloses a drainage gas recovery wellhead mechanism which comprises a gas recovery inlet main body and the ground, an annular protection piece is arranged on the ground and located on the outer side of the gas recovery inlet main body, a plurality of shaping anchor bolts are welded to the bottom of the annular protection piece, and a plurality of inclined struts are hinged to the inner surface of the annular protection piece. According to the drainage and gas production wellhead mechanism, the gas production inlet body, the ground, the annular protection piece, the base plate, the inverted cone anchor bolt, the inclined strut, the shaping anchor bolt and the mounting hole are used in cooperation, a protection structure is formed on the outer side of the gas production inlet body through the annular protection piece, and once external falling rocks impact the annular protection piece, the gas production inlet body is protected; impact force caused by impact can be directly transmitted to the ground through the annular protection part, no connecting structure exists between the annular protection part and the gas production inlet body, and therefore impact force caused by impact is generated on the annular protection part from any direction.

The invention discloses an advanced support device of an intelligent mining loader, which belongs to the technical field of mining equipment and comprises a chassis assembly, a loader shell is arranged at the top of the chassis assembly, an electric telescopic rod is arranged at the top of the loader shell, and support fixing equipment is arranged at the top of the electric telescopic rod. A support top plate is arranged at the top of the support fixing equipment; a sliding groove is formed in the supporting top plate, a movable supporting auxiliary top plate is movably connected into the sliding groove, and first racks are fixedly connected to the two sides of the movable supporting auxiliary top plate. Therefore, the upper portion of the driving assembly can be covered by the movable supporting auxiliary top plate, personnel injury and equipment damage caused by falling of broken stones at the top of a mine hole when the excavating assembly works are avoided, and the equipment is safer to use.

The utility model discloses a special hinge for a ceramic tile stone invisible door, which comprises a supporting rod, an upper hinge component, a lower hinge component and a rotary pull rod, wherein the upper hinge component and the lower hinge component are arranged in mirror symmetry and comprise a hinge main arm, a hinge small arm and a base, and the rotary pull rod is only arranged on the upper hinge component or the lower hinge component. One end of the rotary pull rod is rotationally arranged between the middle point of the lower end of the small hinge arm and the hinge pin, and a through hole is formed in the other end of the rotary pull rod and sleeves a pull rod pin, away from the outer side of the pressure bearing, of the base to form a quadrangular structure capable of rotationally opening and closing around the fixed-point pressure bearing and the pin. The door opening and the decorative wall plate are made of the same material, the veneer is integrated, the overall effect is better, the rotary pull rod and the supporting rod act together, when a door is opened, after the movable frame leaves the door opening, under the action of the rotary pull rod, the movable frame translates towards the right outer side by a certain distance, a distance between the movable frame and a wall body is reserved, then the movable frame is rotated to be opened, and the wall body cannot be damaged.

This utility model relates to the field of feeding machine technology, and in particular to a blocking and rewinding mechanism for feeding coiled materials such as lithium battery aluminum foil. It includes a blocking terminal block that can swing up and down, a pulling steel wire rope that can drive the blocking terminal block to swing up and down, and a rewinding and rewinding control assembly that can rewind and release the pulling steel wire rope. The front end of the pulling steel wire rope is connected to one side of the blocking terminal block to drive the blocking terminal block to swing. The rewinding and rewinding control assembly includes a traction sleeve that allows the right end portion of the pulling steel wire rope to pass through and extends forward and backward, and can move back and forth. The rear end of the pulling steel wire rope is located behind the traction sleeve and is connected to an anti-rotation assembly to prevent the pulling steel wire rope from rotating during the rewinding and rewinding process. The anti-rotation assembly is supported behind the traction sleeve, making it more flexible and convenient to operate.

The utility model discloses a capacitor busbar insulation sealing assembly, which comprises a packaging shell for packaging a capacitor body, a sealing block and an insulation sleeve, the side surface of the packaging shell is provided with a lead-out hole for a busbar terminal of the capacitor body to penetrate out, the sealing block is embedded into the inner side of the packaging shell corresponding to the lead-out hole, and the insulation sleeve is arranged in the packaging shell. The sealing block is provided with a sealing opening for a busbar terminal of the capacitor body to pass through. And the insulating sleeve is of a U-shaped structure and is sleeved at one end, penetrating out of the packaging shell, of the busbar terminal of the capacitor body. When the capacitor is used, the capacitor body can be installed in the packaging shell in a sealed mode, and the sealing block is sleeved at the leading-out position of the busbar terminal and embedded into the inner side of the leading-out hole so that the leading-out position can keep good sealing performance. Meanwhile, the insulating sleeve is sleeved at one end, penetrating out of the packaging shell, of the busbar terminal of the capacitor body, so that the insulating effect of the adjacent busbar terminals can be ensured; and the use is safer and more stable.

The utility model discloses a machine room circuit collecting mechanism which comprises an installation bottom plate, four sets of collecting assemblies are arranged at the top of the installation bottom plate at equal intervals, each collecting assembly comprises a lower fastening block, the lower fastening blocks are fixedly installed at the top of the installation bottom plate at equal intervals, and upper fastening blocks are arranged at the tops of the lower fastening blocks. Wire grooves are formed in the sides, close to each other, of the upper fastening blocks and the lower fastening blocks, and fastening assemblies are arranged in the lower fastening blocks. According to the machine room circuit binding mechanism disclosed by the utility model, through the arrangement of the fastening assembly, when the cable is placed in the circular ring formed by the two wire slots, the threaded rod is rotated to push the abutting plate to move towards the cable until the abutting plate abuts against the cable, so that the fixation of the cable is facilitated, and the fixation of cables with different diameters is facilitated; the use is safer and firmer; and a plurality of groups of bundling assemblies are arranged, so that the later maintenance of each cable is facilitated.

This utility model discloses an IoT socket with anti-electric shock function, including a socket box and a protective component on its surface. The protective component is connected to a bending pressure plate and a linkage bar via a shaft seat. The linkage bar has a synchronous groove that engages with the sliding column of the movable column. A torsion handle, a spring, and a connecting block are sequentially installed on the top of the movable column, while a locking block is provided at the bottom, which is linked with the lifting groove, positioning hole, and locking groove of the column. After the plug is inserted, rotating and pressing the torsion handle causes the movable column to move downward. The bending pressure plate rotates and presses the two sides of the plug. After the spring contracts and stores energy, the locking block engages with the locking groove to complete the fixation. When the plug is abnormally dislodged, the bending pressure plate flips outward, causing the linkage bar to rotate. This causes the movable column to move upward through the synchronous groove, and the spring limits the plug's disengagement range and automatically resets it, preventing a partial leak or partial connection. This device effectively prevents children from touching the plug gaps, significantly improving electric shock safety; it is also compatible with plugs of different heights, making it highly versatile and practical.

The utility model discloses a hydraulic power station valve block which comprises a valve block body, one or more sets of inner hole pipelines are arranged on the valve block body, anti-leakage assemblies are arranged at the two ends of each inner hole pipeline respectively, each anti-leakage assembly comprises an internal thread connecting end, a two-way sealing sleeve and an external thread connecting end, the internal thread connecting ends are arranged at the two ends of each inner hole pipeline, and the two-way sealing sleeves are arranged at the two ends of each inner hole pipeline. The bidirectional sealing sleeve comprises a threaded sleeve and elastic sealing sleeves, threads are arranged on the outer side and the inner wall of the threaded sleeve, the elastic sealing sleeves are clamped at the two ends of the threaded sleeve, one end of the bidirectional sealing sleeve is embedded into the inner sealing groove, and one end of the external thread connecting end is in threaded connection with the bidirectional sealing sleeve. A regular hexagonal connector is arranged at the end of the external thread connecting end, cooling assemblies are further arranged at the four corners of the valve block body, each cooling assembly comprises one or more sets of cooling pipelines, and the cooling pipelines are perpendicular to the inner hole pipelines. According to the hydraulic power station valve block, the cooling effect and the anti-leakage effect of the valve block can be remarkably improved.

The utility model relates to the technical field of down leads, in particular to a lightning protection special down lead installation combined clamp which comprises a down lead, a first fixing seat, a second fixing seat, hinges, a clamping plate, a fixing structure, a wiring terminal, a supporting plate and a pin shaft. The left side of the first fixing seat is fixedly connected with two first fixing plates, the left side of the second fixing seat is fixedly connected with two second fixing plates, the first fixing plates are rotationally connected with rotating rods, the tops of the rotating rods are fixedly connected with threaded rods, the threaded rods are in threaded connection with grips, and the front sides of the first fixing seat are fixedly connected with wiring terminals. The front side of the second fixing seat is fixedly connected with a supporting plate, and the left and right ends of the wiring terminal and the supporting plate are slidably connected with pin shafts. The wiring terminal is provided with the fixing structure, the first fixing seat and the second fixing seat can be rapidly installed, and the wiring terminal is more convenient and rapid to install.

The utility model provides a cantilever type truss mud scraper, which relates to the technical field of mud scrapers, and comprises a support column and a central shaft, the lower part of the support column is provided with a base, the base is fixed at the left part of the outer side surface of a sewage pool, the upper part of the support column is provided with a Z-axis linear guide rail, and the Z-axis linear guide rail is movably provided with a cantilever; a second sliding block is movably arranged on the cantilever, a hanging bracket is arranged below the second sliding block, a rotating shaft is arranged in the first motor in a sleeved mode, the lower end of the rotating shaft is fixed to a center shaft, a center cylinder is arranged on the lower portion of the center shaft, trusses are arranged on the left side and the right side of the center cylinder correspondingly, and multiple sets of lower mud scraping structures are installed on the lower sides of the trusses; and a side mud scraping structure is mounted at the outer end of the truss. The sludge scraping device is convenient and flexible to move and move, the sludge scraping position is convenient to adjust, the sludge scraping structure is convenient to move out for cleaning or overhauling, sludge on the inner side wall and the inner bottom surface of the sewage tank can be scraped at the same time, and sludge scraping is cleaner and more thorough.

The application discloses a kind of distributed power energy storage devices, it is related to secondary battery technical field, including box, several hollow supports are evenly installed equidistantly in the box, several partition seats are evenly installed equidistantly in the side end surface of hollow support, cabinet is slidably installed in the top of partition seat, limit valve is embedded and installed in the bottom of cabinet side end surface, the end of limit valve is installed with spout, sliding plate is slidably installed in the inside of partition seat, the heat emitted in the process of the present application is driving force, forcibly realizes internal and external interactive heat exchange and internal circulation heat exchange, can effectively remove the heat generated in the process of device operation in time, realize the recycling of energy conversion and utilization, while realizing the efficiency of the base, improve the synchronism and high efficiency of heat exchange work, while prolonging the effective service life of battery, improve the popularization of device, flexible meet the multiple needs of user side cost reduction, power grid side stability and energy side low carbon.

The utility model discloses a cable separating and taking machine for a cable reel, and belongs to the technical field of cable separating and taking equipment, the cable separating and taking machine comprises a shell and the cable reel, two first sliding rails are welded at the bottom of the inner wall of the shell, first sliding blocks are connected in the two first sliding rails in a sliding mode, shear type frames are movably connected to the two first sliding blocks, and the shear type frames are connected with the cable reel. Second sliding blocks are movably connected to one ends of the two shear type frames, second sliding rails are slidably connected to the two second sliding blocks, and a first supporting plate is welded to the two second sliding rails; through the combined action of a first electric push rod, shear-type frames, a first sliding rail, a second sliding rail, a connecting rod and the like, the first electric push rod works to enable the two shear-type frames to deform, meanwhile, a first sliding block and a second sliding block slide in the first sliding rail or the second sliding rail correspondingly, a first supporting plate can be lifted, and after long-time use, the first supporting plate is not prone to falling off. And the condition of thread slipping is avoided, and the use is relatively stable and safe.

The utility model relates to the technical field of containers, in particular to a container hinge plate connecting structure with a buffering function, which comprises a hinge plate component, hinge lugs and a buffering component, the hinge lugs are arranged on two sides of the hinge plate component, hinge pins are arranged between the hinge plate component and the hinge lugs, and the buffering component is arranged between the hinge plate component and the hinge lugs. The hinge pin penetrates through the hinge plate assembly and the hinge lugs, and a buffer assembly is arranged between the hinge lugs and located at the bottom of the hinge plate assembly. The buffer assembly comprises a fixed seat, a sliding seat is connected in the fixed seat in a sleeved mode, a buffer spring is installed on the portion, located on the inner side of the sliding seat, in the fixed seat through a spring seat, and opposite magnets are arranged in the fixed seat and at the bottom of the sliding seat. The auxiliary buffering mechanism is additionally arranged, the closing speed of the box door is reduced in a supporting and buffering mode, the impact force between the box door and the door body is reduced, and therefore the using effect is improved.

The utility model discloses a brand new high-resolution and high-bandwidth DP80 transmission line, which comprises a line body, two ends of the line body are respectively provided with a connecting device, each connecting device comprises a reinforcing block, the reinforcing blocks wrap the side ends of the line body, a plurality of color lines are arranged in the line body, the color lines are provided with line clamps for fixing, the color lines are connected to a connector, and the connector is connected to the line body. The color line adopts a coaxial line structure, the connector is provided with a resistor, and the color line adopts the coaxial line and the wire clamp, so that the signal quality and the high transmission speed are ensured.

The present invention provides an omnidirectional forklift driving assembly, comprising a housing, a rotating mechanism and a traveling mechanism; further comprising a movable connection component; a slewing support bearing of the rotating mechanism is installed in the housing; a first motor is fixed to one side of the housing and is transmission-connected to the slewing support bearing through a first transmission component; an encoder component is installed in the housing; the movable connection component is installed at the bottom of the slewing support bearing; a first bevel gear is provided on the movable connection component; a gear plate on the traveling mechanism is located above the slewing support bearing; a second motor is fixed to one side of the housing and is transmission-connected to the gear plate through a second transmission component; the second bevel gear is fixed to the bottom of the gear plate and is rotationally connected to the first bevel gear; two sets of wheel assemblies are rotationally connected to the front and rear sides of a transmission box respectively; a third bevel gear is installed on one set of the wheel assemblies and is transmission-connected to the first bevel gear; the present invention has convenient wiring and stable structure.

The utility model discloses an electric showcase cabinet which comprises a showcase cabinet body, a glass door frame and a lifting glass door, the glass door frame is fixed on the front side of the upper end of the showcase cabinet body, an internal lifting structure is arranged at the lower end of the showcase cabinet body, and the lifting glass door moves between the glass door frame and the internal lifting structure. The internal lifting structure comprises a linear guide rail, a sliding block and a lead screw, a glass fixing plate is fixed to the lifting glass door, the sliding block is fixed to the glass fixing plate, a frame mechanism is fixed to the lower end of the show window cabinet body, the linear guide rail is fixed to the frame mechanism, the sliding block slides on the linear guide rail, and the lead screw is rotationally connected to the frame mechanism in the vertical direction. A nut is installed in the middle of the glass fixing plate and is in threaded connection with the lead screw. The electric show window cabinet is better in design structural performance, more humanized, easy to install through a compact structure, safe and stable to use and good in control effect.

The utility model discloses an auxiliary mounting device. Comprising a main body frame, a plurality of unpowered rollers which are arranged and mounted on the main body frame according to fixed gaps, a height adjusting support which is fixed at the end part of the main body frame and is supported on a testing machine base, and a lifting supporting mechanism which is fixed at the other end of the main body frame and is used for being supported on the ground. The utility model also discloses a static fatigue testing machine which comprises a testing machine main body and the auxiliary installation device, and the output end of the auxiliary installation device is connected and installed with the test piece loading position of the testing machine main body. The auxiliary mounting device is high in bearing capacity, safe, convenient and reliable to use and has certain universality in the aspects of bearing and the size of the test piece, the mounting efficiency of the large-mass test piece in the static fatigue test is improved, the mass test pieces of different sizes can be conveniently mounted, and manpower is saved.

The invention relates to the technical field of paste, and particularly provides dielectric paste and a preparation method and application thereof.The dielectric paste is composed of, by mass, 65-80 wt% of glass ceramic powder and 20-35 wt% of organic carriers, and the glass ceramic powder is composed of, by mass, 25-45 wt% of SiO2, 10-20 wt% of BaO, 10-30 wt% of Al2O3, 0-20 wt% of SrO, 0-10 wt% of MgO, 5-10 wt% of ZnO, 1-3 wt% of coloring metal oxide and 4-9 wt% of rare earth oxide. The expansion coefficient of the dielectric paste is similar to that of an aluminum oxide substrate, the dielectric paste has good matching performance, the dielectric paste is compact and flat after being sintered into a film, good insulativity can still be kept at the high temperature of 500 DEG C, breakdown voltage is high, leakage current is small, and safe and stable use of low-expansion substrate thick-film circuits such as aluminum oxide and the like in severe environments can be met.

The utility model relates to the technical field of steel slag processing equipment grinding roller tooth sleeves, in particular to a steel slag grinding roller split tooth sleeve which is divided into grinding roller upper teeth and grinding roller lower teeth, a dovetail is arranged below the grinding roller upper teeth, a dovetail groove is formed in the top of the grinding roller lower teeth, and the dovetail and the dovetail groove are attached to each other. Pin holes are symmetrically formed in the two sides of the upper grinding roller teeth and the two sides of the lower grinding roller teeth and located through taper pins. The gear sleeve has the advantages that the purpose of split replacement can be achieved according to the abrasion condition, the dovetail groove matching structure is simple, all the gear sleeves can be exchanged, and the purchase cost of spare parts is saved; secondly, a conical positioning pin with a step is adopted for locking, so that the split gear sleeve is integrally safe and firm in use; and thirdly, through the use of the split gear sleeve, the gear sleeve does not need to be integrally replaced when being abraded and replaced, only one third of the abraded part is replaced, and the cost of spare parts is reduced by more than 55%.

The utility model provides a kind of plastic hose explosion-proof connector, it is related to hose connector technical field, including inner connector, front explosion-proof mesh cover and rear explosion-proof cover, the front of inner connector is provided with front pipe section, and the front end of front pipe section is provided with front connecting end, the outside upper and lower sides of front pipe section, front connecting end are equipped with two groups of front explosion-proof mesh cover, and front explosion-proof mesh cover is detachable structure, the outside of front explosion-proof mesh cover is provided with explosion-proof net, the rear of inner connector is provided with rear pipe section, and middle reinforcing hoop is installed on rear pipe section, the rear end of rear pipe section is provided with rear connecting end, and rear pipe section and rear connecting end are equipped with rear explosion-proof cover.The utility model not only can strengthen tight for each part of hose connector, enhance its internal resistance medium conveying impact pressure, but also comprehensive explosion-proof protection for the joint part of front and rear two ends, more safe and stable reliable, also convenient assembly or disassembly replacement, more flexible practical.

The utility model discloses a heat dissipation structure of a liquid crystal display screen, which comprises a display screen rear cover, two groups of heat dissipation fins are fixedly embedded on the back surface of the display screen rear cover, the front ends of the two groups of heat dissipation fins are jointly connected with a heat absorption copper plate, the front surface of the heat absorption copper plate is connected with a heat conduction silica gel pad, and a draft fan is fixedly embedded on the back surface of the display screen rear cover. A refrigeration assembly is fixedly embedded in the bottom face of the display screen rear cover. According to the device, through the arrangement of a heat conduction silica gel pad, a heat absorption copper plate, heat dissipation fins and heat dissipation holes, heat dissipated by the liquid crystal display screen can be absorbed and conducted, heat dissipation of the liquid crystal display screen is achieved, and through the arrangement of an air draft fan, a refrigeration assembly, a semiconductor refrigeration piece, vent holes and a drying filter screen, heat dissipation of the liquid crystal display screen is achieved. And through suction of the suction fan, circulating flow of cooling air in the rear cover of the display screen and auxiliary heat dissipation and absorption are achieved, efficient heat dissipation of the liquid crystal display screen is facilitated, and safe and stable use of the liquid crystal display screen is facilitated.

The invention relates to the technical field of roadway support, in particular to a wall column type gob-side entry retaining surrounding rock stress control method, which comprises the following steps of: acquiring the layer number and the layer position of overlying strata above a gob-side entry retaining top plate, and judging the layer number and the layer position of key strata for controlling the movement of the strata above the gob-side entry retaining top plate; and key rock strata which are located above the gob-side entry retaining top plate and used for controlling rock strata movement are subjected to fracturing weakening, and the fracturing weakening positions are located above the working faces on the two sides of the gob-side entry retaining so that the mining-induced stress of the key rock strata of the working faces on the two sides of the gob-side entry retaining can be eliminated. According to the wall column type gob-side entry retaining surrounding rock stress control method, the overlying strata on the stoping working faces on the two sides of the gob-side entry retaining are effectively weakened, the working face overlying strata are promoted to stabilize key strata to form a weakening zone, and the situation that stable overlying strata structures cannot be formed on the working faces on the two sides of the entry retaining is eliminated; therefore, the strong mining-induced stress of the gob-side entry retaining in the whole service period is effectively adjusted and controlled, and the gob-side entry retaining in the whole service period is guaranteed to be safe and stable.

The invention relates to the technical field of medical equipment, in particular to a pulmonary nodule minimally invasive surgery perioperative period pain regulation and control device which comprises an analgesia pump machine, a medicament box, a control button, a hose connector and a control unit, three partition plates are fixedly connected in the medicament box, suction pipes are arranged in cavities, close to the partition plates, of the medicament box, and the suction pipes are connected with the control unit. The top end of the suction pipe is fixedly connected with a connecting plug which is fixedly connected to the top of the medicament box, and the bottom of the analgesia pump is fixedly connected with a butt joint. According to the regulation and control device for the pain in the perioperative period of the pulmonary nodule minimally invasive surgery, through a medicine conveying mode that a peristaltic pump conveys medicine, a peristaltic disc drives an outer rod and an inner rod to rotate, an extrusion block at the outer end of the inner rod always extrudes an arc plate to enter a semi-ring groove in the rotating process, and at the moment, a pull rope at the end of the arc plate pulls and drives a limiting plate to ascend; and then a limiting column above the limiting plate is inserted into a limiting groove in the bottom of a trigger rod at the end of the control button, so that the control button cannot be pressed down, and mistaken touch prevention operation is achieved.

The utility model relates to the technical field of weak current control cabinet, specifically disclose a weak current control cabinet anti -vibration promotion structure, including the promotion fixed frame, the upper portion of promotion fixed frame is equipped with the lifting frame, and the inner wall of lifting frame clamps and holds weak current control cabinet, and the left and right sides of lifting frame are evenly connected with the support seat, and the upper surface of promotion fixed frame is connected with two groups of adjusting screw rod, and the top of each adjusting screw rod is all through support seat and is connected with two adjusting nuts of screw thread, through setting the promotion fixed frame, lifting frame, adjusting screw rod, adjusting nut and fastening screw, can utilize fastening screw to realize weak current control cabinet's fastening fixed in the inside of lifting frame, and utilize the thread connection cooperation of adjusting screw rod and adjusting nut, can realize the promotion of lifting frame, realize weak current control cabinet and the natural separation of vibration original installation seat, reach weak current control cabinet no vibration original's transmission effect, effectively reduce weak current control cabinet's vibration intensity, be convenient for weak current control cabinet's safe and stable use.

The utility model discloses an anti-shaking material mixing roller, which belongs to the technical field of material mixing equipment and comprises a fixed bottom plate, fixed vertical frames are fixedly mounted on the left side and the right side of the upper surface of the fixed bottom plate, a material mixing roller is arranged at the tops of the fixed vertical frames, and annular rack plates are fixedly mounted on the left side face and the right side face of the material mixing roller. An elastic tensioning device is fixedly installed on the outer side face of the fixed vertical frame. According to the anti-shaking material stirring roller, pressing springs are arranged to drive movable rods and linkage transverse columns under the action of self elasticity to drive movable stand columns and bearings to make close contact with the left side and the right side of the material stirring roller, it is better guaranteed that the bearings make contact with the material stirring roller stably, and the shaking situation of the material stirring roller in the rotating process is effectively reduced; the whole equipment is safer and more stable to use, materials can be stirred more uniformly, the mixing quality of the materials is improved, and more efficient production and processing are facilitated.

The utility model relates to a wetland trestle road which comprises a trestle road surface, a plurality of supporting piers and four supporting beams, bosses are upwards arranged at the positions, close to the front end and the rear end, of the upper surfaces of the supporting piers in parallel, two sets of clamping tables are further arranged on the surfaces, between the two bosses, of the supporting piers in parallel, each set of clamping table comprises two protruding blocks, and a U-shaped clamping groove is formed between the two protruding blocks. The two supporting beams are clamped in the corresponding clamping grooves of the supporting piers; the other two supporting beams are arranged at the front end and the rear end of the upper surface of each supporting pier and attached to the corresponding bosses, and the multiple supporting piers are connected through the supporting beams. And the trestle road surface is arranged on the supporting beam. The supporting piers are arranged, the contact area of the supporting piers and the wetland ground is large, the supporting piers and the wetland ground are stable, the supporting piers are connected through the supporting beams, the supporting beams and the supporting piers are detachably fixed, the plank road plate and the supporting beams can be replaced when needed while it can be guaranteed that the supporting piers stably support in the wetland, use is safe and stable, and the working efficiency is improved. And mounting, dismounting and replacing are convenient and fast.

The utility model discloses a titanium alloy fastener with corrosion resistance and long service life, which comprises fastener main bodies, I-shaped steel plates and fixed connecting holes, the I-shaped steel plates are overlapped, and the fastener main bodies are distributed at two ends of the two I-shaped steel plates. The two I-shaped steel plates can be fully fastened after being neatly overlapped, the two ends of the two I-shaped steel plates large in size can be tightly and firmly attached, locked and fixedly clamped after the two I-shaped steel plates large in size are attached and fixed, and the fixed threaded connecting discs are arranged in the two ends of the two I-shaped steel plates in a threaded mode. And then the two ends of the auxiliary reinforcing connecting plate are fixedly connected between the fixed threaded connecting disc and the clamping and fixing connecting limiting frames through first fixed connecting bolts, so that the independent clamping and fixing connecting limiting frames and the fixed threaded connecting disc form a whole, and the two I-shaped steel plates can be connected more firmly in a fastened mode.

The utility model provides a computer rotating shaft plug-in connection mechanism, which relates to the technical field of plug-in connection mechanisms and comprises a plug-in connection mechanism, a left interface is arranged on the left side of the plug-in connection mechanism, a right interface is arranged on the right side of the plug-in connection mechanism, and the right interface is connected with a front connector at the front end of a computer rotating shaft in a plug-in mode. A supporting structure is arranged on the lower side of the middle of the plug-in connecting mechanism, a dustproof structure is arranged above the plug-in connecting mechanism, the supporting structure and the dustproof structure are detachably connected with the plug-in connecting mechanism, a front interface is formed in the front side of the plug-in connecting mechanism, and a rear interface is formed in the rear side of the plug-in connecting mechanism; an extension sleeve plate is arranged at the right end of the plug-in connecting mechanism, and the extension sleeve plate sleeves the front part of the computer rotating shaft. According to the utility model, a multi-direction socket structure is arranged, socket selection is more flexible and practical, plug-in is safer and more stable, shaking and separation are avoided, and use is safe and reliable.