55results about How to "Change support height" patented technology

The utility model discloses a building construction protective fence, which relates to the technical field of protective fences and comprises a baffle plate, the baffle plate is in a rectangular plate shape, one side of the baffle plate is fixedly provided with a pair of fixing blocks, the pair of fixing blocks are symmetrically arranged, one end of each fixing block is provided with a convex groove, and the inner walls of the upper side and the lower side of each convex groove are fixedly provided with two clamping blocks. The clamping blocks are fixedly arranged on one side of the baffle and symmetrically arranged, a pair of mounting plates are fixedly arranged on the other side of the baffle and symmetrically arranged, first rectangular holes are formed in one ends of the mounting plates, the fixing blocks are movably inserted into the first rectangular holes, and clamping mechanisms are arranged in the mounting plates. Through cooperative use of all the components, the problems that when the building construction protective fence is used, mounting and dismounting are troublesome, and the building construction protective fence is prone to inclining on a rugged road surface are solved, the protective fence can be rapidly dismounted by arranging the movable plate, the supporting heights of the two ends of the fixing piece can be adjusted by arranging the threaded rod, and the safety of the building construction protective fence is improved. And toppling on a rugged road surface is not easily caused.

The utility model discloses a whole dismountable single dining chair, which comprises a dining chair horizontal plate, a dining chair backrest connected to the dining chair horizontal plate through a rotating shaft, a limiting sleeve connected to the dining chair backrest and the rotating shaft, a chair pad connected to the other side of the limiting sleeve, a bottom rod fixedly connected to the bottom surface of the chair pad, and a first nut threadedly connected to the lower end surface of the bottom rod. The whole dismountable single dining chair is assembled and disassembled conveniently through the cooperation of the dining chair horizontal plate, the rotating shaft, the dining chair backrest, the limiting sleeve, the limiting groove, the chair pad, the bottom rod, the first nut, the first gasket, the supporting rod and the adjusting base frame. The dining chair can be disassembled and folded as a whole when it is transported or idle, so that the space occupied by the dining chair is reduced, the transportation cost is reduced, and the space occupied by the dining chair is reduced. In addition, when a single component is damaged or aged, the component can be replaced individually, so that the use cost is reduced.

The utility model provides a cable laying auxiliary device for building mechanical and electrical installation, and relates to the technical field of cable laying auxiliary equipment for building mechanical and electrical installation. A cable laying auxiliary device for building mechanical and electrical installation comprises a fixing base and a cable cylinder, the top of the fixing base is fixedly connected with a supporting frame and a supporting rod piece, the top of the supporting frame is fixedly connected with a fixing rod, and the cable cylinder is arranged on the fixing rod in a sleeving mode. According to the device, an electric telescopic rod is started to push a movable plate to descend, a movable pressing plate is driven to descend under the connection action of an elastic telescopic rod, and a friction block at the bottom of the movable pressing plate is used for pressing and limiting the top of a cable barrel to rotate the cable barrel; and the possibility that the cable rebounds or the cable barrel rotates inertially to cause disorder and loosening of the cable on the cable barrel is prevented, and the movable pressing plate slides out of the top of the fixed rod by stretching the elastic telescopic rod, so that the used cable barrel on the fixed rod can be conveniently and quickly replaced, and the operation is simple and convenient.

The utility model provides a rotary adjustable solar panel device which comprises a base used for supporting the whole device, a planetary gear assembly is rotatably installed in the center of the base, a rotating column structure is installed on the planetary gear assembly, and a solar panel is installed on the top of the rotating column structure through a photovoltaic panel support mechanism. A plurality of sets of telescopic supporting legs are installed at the bottom end of the photovoltaic panel support mechanism, the telescopic supporting legs located on the same side are fixedly connected through transverse columns, universal wheel sets are fixedly installed at the bottom ends of the telescopic supporting legs, and the universal wheel sets are supported at the top end of the base in a rolling mode. The device can be well applied to photovoltaic engineering in remote areas, and in the specific using process, direction adjustment can be carried out according to the illumination position, angle adjustment can be carried out according to illumination, light energy is utilized to the maximum degree, and the power generation efficiency is improved.

This utility model provides a device to prevent the reinforcement bars of a slab from being stepped on, including a pedal, a support rod, and a track. The pedal is mounted above the reinforcement bars of the slab, and the support rod is set on a base plate below the reinforcement bars. The pedal is located on top of the support rod, which is a telescopic structure. The track is set on the pedal. The advantages of this utility model are that the pedal can be freely assembled according to the size of the area to be stepped on, protecting the reinforcement bars and preventing deformation due to stepping, thus ensuring the quality of the slab pouring. The telescopic support rod allows for adjustment of the pedal's support height, making it suitable for different working conditions. The track facilitates the movement of construction trolleys, improving the transportation of construction tools and materials. The placement plate provides temporary storage for construction tools and materials, preventing small items from falling onto the base plate and being difficult to clean, further ensuring the quality of the slab pouring.

The present invention provides an upper limit device and intelligent system for an all-metal conical screw pump, which can effectively solve the technical problems of the pump being stuck and the pumping rod jumping affecting the running stability of the pump body caused by the downward stretching of the sucker rod when the all-metal conical screw pump is operating in a deep well. The upper limit device of the all-metal conical screw pump is characterized in that it includes a connecting ring and an inner transmission sleeve, an outer transmission sleeve, a bearing and a limit block arranged in the connecting ring, the connecting ring is fixedly connected to the oil casing, the inner transmission sleeve is installed on the outer periphery of the sucker rod and is located below the outer transmission sleeve, the outer side wall of the outer transmission sleeve is threadedly matched with the inner side wall of the connecting ring, the inner ring of the bearing is installed outside the inner bearing sleeve, the outer ring of the bearing is installed inside the outer bearing sleeve, the axial ends of the outer bearing sleeve and the inner bearing sleeve are sealed, the outer bearing sleeve is supported above the outer transmission sleeve, and the limit block is installed on the outer periphery of the sucker rod and abuts against the inner bearing sleeve.

This utility model discloses a heat pump air conditioner with a cleanable photovoltaic module, comprising: a heat pump air conditioning unit, an externally mounted multi-mode self-cleaning mechanism and an installation mechanism, the heat pump air conditioning unit and the photovoltaic module being electrically connected via a controller and a battery, the multi-mode self-cleaning mechanism including an installation plate mounted on the bottom of the heat pump air conditioning unit, a telescopic support column fixedly connected to the upper end of the installation plate, a photovoltaic frame fixedly connected to the upper end of the telescopic support column, a photovoltaic panel body mounted on the photovoltaic frame, and a guide plate fixedly connected to the upper surface of the photovoltaic frame. This heat pump air conditioner with a cleanable photovoltaic module can utilize a three-in-one multi-mode cleaning execution unit to perform adaptive cleaning of the photovoltaic panel during self-cleaning, improving dust removal rate and bird droppings removal time, resulting in a cleaner photovoltaic panel surface and enhancing the practicality and cleaning effect of the device.

This invention relates to the technical field of magnetorheological polishing, and discloses a magnetorheological polishing device and method with adjustable magnetic field strength. The device includes a polishing worktable, a first mounting groove with multiple mounting rings distributed from top to bottom on its inner wall, and multiple magnetic sheets fixed at equal intervals on the inner wall of each mounting ring. A toothed ring is fixed on the outer wall of a chuck, and a gear is rotatably connected to the inner wall of a second mounting groove. This invention uses a limiting mechanism to compress a container, thereby compressing and raising / lowering the support assembly within the first mounting groove. This increases the number of mounting rings surrounding the container, and consequently, the number of magnetic sheets surrounding the container and inducing magnetofluidity with the magnetic needles within it. This allows for appropriate adjustment of the magnetic field strength during the magnetorheological polishing process. This design, by changing the number of magnetic sheets surrounding the container to adjust the magnetic field strength of the magnetorheological polishing device, not only improves the polishing quality of workpieces made of different materials but also reduces the manufacturing cost of the polishing device.

The utility model relates to the technical field of steel truss manufacturing, in particular to a sectional material leveling device for a prefabricated steel truss, which comprises four groups of supporting units, four groups of connecting units and a plurality of limiting units. Compared with the prior art, the utility model has the advantages that the lifting adjusting mechanism is arranged on the fixed block, the worm, the worm gear and the lifting rod are matched, an operator can easily and accurately adjust the supporting height of the fixed block only by rotating the rocker, and meanwhile, the angle scale marks on the connecting plate are matched with the pointer on the rotating shaft, so that the operation is convenient. An operator can conveniently and quickly adjust the device to a horizontal state, the leveling efficiency is remarkably improved, the operation difficulty is reduced, profiles of different sizes and shapes can be flexibly and accurately limited and fixed through the L-shaped clamping plates and the adjustable limiting bolts, displacement of the profiles in the welding process is effectively prevented, and the welding quality is improved. And reliable guarantee is provided for welding quality.

The utility model discloses an automatic feeding machine for decorative base paper production, which comprises a supporting plate, a conveyor is arranged on the right side of the supporting plate, a plurality of supporting legs are uniformly and fixedly connected to the bottom ends of the supporting plate and the conveyor, a discharging plate is clamped on the right side of the supporting plate, and the bottom end of the discharging plate is attached to the left side of the top end of the conveyor. And a pushing mechanism is mounted on the left side of the supporting plate. According to the automatic feeding machine for decorative body paper production, cut decorative body paper can be stacked in a groove plate through pushing work, a connecting rod is driven to reciprocate through rotation of a rotating rod, the decorative body paper can be pushed to move rightwards through a convex block, the decorative body paper is pushed to the bottom end of a feeding mechanism, and the automatic feeding machine is used for feeding the decorative body paper. Through work of the feeding mechanism, the feeding plate can be driven to rotate, the decorative base paper pushed to the bottom end of the feeding plate is conveyed to the top end of the conveyor, the supporting height of the shaft disc can be adjusted, and therefore the decorative base paper of different thickness specifications can be fed.

The utility model discloses a horizontal cutting machine for processing concrete blocks, which comprises a support and a baffle plate, the baffle plate is clamped on the outer side of the top end of the support, a pushing mechanism is mounted at the top end of the support, and a cutting mechanism is mounted on the right side of the bottom end in the support. According to the horizontal cutting machine for concrete block machining, through cooperative work of a supporting plate, a feeding roller, a fixing plate, a hydraulic rod, a supporting block and a pushing plate in the pushing mechanism, a concrete block can be supported, the concrete block to be cut and machined can be conveniently pushed, and through cooperative work of a frame, a transmission motor and a cutting wheel in the cutting mechanism, the cutting efficiency is greatly improved. According to the concrete block cutting device, concrete blocks can be cut and machined, a threaded block can be driven to ascend and descend through cooperative work of the threaded block, a lead screw, a first gear and a second gear, the supporting height of a cutting wheel can be conveniently adjusted, and the working flexibility of the cutting device is improved.

The utility model provides a shock absorber overhauling device, which relates to the technical field of shock absorber overhauling, and comprises a workbench, a fixing mechanism is arranged above the workbench, the fixing mechanism comprises a lifting frame, the outer surface of the lifting frame is fixedly connected with a fixing frame, the outer surface of the fixing frame is fixedly connected with a fixing clamp block, and the outer surface of the fixing clamp block is fixedly connected with a fixing clamp. And a movable clamp block is arranged above the workbench. According to the shock absorber overhauling device, the fixing mechanism is arranged, a rotating wheel disc is rotated to drive a second threaded rod to rotate, and therefore the height of a lifting supporting plate is adjusted, and the effect that the device can adjust the supporting height of a shock absorber is achieved; the first threaded rod can push the movable clamp block to move, the two clamp blocks can clamp and fix the shock absorber, and therefore the device can be suitable for shock absorbers of different specifications, the height of a port of the shock absorber can be adjusted, operation by workers is facilitated, and the applicability of the device is improved.

The utility model discloses a construction frame for building engineering, including support seat, the left and right sides of support seat all are equipped with support block, the upper surface of two support blocks all is seted up with recess, two recesses's inner bottom wall all are fixedly installed with two first electric cylinders, the top of support seat is equipped with two adjusting cover, two adjusting cover's bottom all are fixedly installed with the connecting plate, two groups first electric cylinder's telescopic end respectively with two connecting plate's bottom fixed connection, support seat's bottom slidingly connected with two adjusting plate, support seat's bottom fixed connection has fixed block, fixed block's left and right sides all are fixedly installed with second electric cylinder. The construction frame for building engineering reaches the effect that the distance between two adjusting covers and support slide plate is flexibly adjusted, and then can debug the support area during construction, will be more flexible to support the construction worker, avoids the problem that the construction support appears the limitation during construction.

The utility model relates to the technical field of resistance testing, in particular to NTC (Negative Temperature Coefficient) thermistor measuring and analyzing equipment which comprises a measuring device body, a plurality of wiring terminals are integrally formed on the measuring device body, two groups of limiting plates are fixedly connected to the surfaces of the two ends of the measuring device body, and clamping blocks are slidably connected to the interiors of the limiting plates. A rotating plate is rotatably connected to the surface of the limiting plate, the clamping block is embedded in the surface of the rotating plate, an extension plate is slidably connected to the surface of one end of the rotating plate, shaft rods are fixedly connected to the surfaces of the two ends of the extension plate, and fixing blocks are inserted into the surfaces of the shaft rods and clamped to the surface of the rotating plate; the measuring device has the advantages that the rotating plate is arranged, the slidable extension plate is arranged on the surface of the rotating plate, the supporting height of the measuring device body is adjusted, the measuring device is stably supported in different terrains and working scenes, the measuring accuracy of the device is improved, the extension plate is used as a handle, the device is convenient to carry and move, and the practicability is high. And therefore, the practicability and the flexibility are improved.

This utility model discloses an air filtration structure for a screw air compressor, relating to the field of air filtration technology. The air filtration structure includes a base, a filter assembly on the upper surface of the base, and a disassembly assembly on the top of the filter assembly. The filter assembly includes a cylinder fixedly mounted on the base, a protective spring fixedly mounted on the inner bottom wall of the cylinder, an adsorption mesh fixedly mounted on the top of the protective spring, a positioning ring fixedly mounted inside the cylinder, a filter mesh mounted on the top of the positioning ring, and a silicone ring fixedly mounted on the upper surface of the positioning ring. This utility model, through its filter assembly and disassembly assembly, avoids clogging of the filter components during use. It also allows for disassembly and cleaning of the filter structure during use, preventing interference with normal filtration operations and improving the ease of use of the structure.

The utility model relates to the technical field of biogas filtration, in particular to a biogas filtration drainage device which comprises a filter barrel, an air blower is fixedly mounted in a barrel cover, an electric telescopic rod is fixedly mounted on the upper surface of an inner cavity of the filter barrel, and the output end of the electric telescopic rod is fixedly connected with a baffle. According to the utility model, impurities in biogas are filtered by utilizing the half-cut draining screen plate for filtering, water can be discharged from the water and sewage outlet through meshes of the draining screen plate for filtering, the impurities slide onto the baffle plate, the baffle plate drives the impurities to move downwards by starting the electric telescopic rod, and the blower is started at the same time; according to the biogas filtering and draining device, impurities can be discharged from the water and sewage outlet, so that the effects of water and impurity separation and convenient treatment are achieved, and the technical problems that although a filtering structure of the biogas filtering and draining device can filter water and impurities, filtered water and impurities are mixed, and separation treatment is inconvenient are solved.

The invention relates to the technical field of building components, and discloses a special-shaped concrete cushion block which comprises a groove-shaped cushion block body and a trapezoidal cushion block body inserted into the inner wall of the groove-shaped cushion block body, eight sets of first stepped grooves are formed in the upper surface of the groove-shaped cushion block body, and four sets of second stepped grooves are formed in the upper surface of the trapezoidal cushion block body. According to the special-shaped concrete cushion block, the groove-shaped cushion block body, the trapezoidal cushion block body, the first stepped groove, the second stepped groove and the steel wire are used in cooperation, so that a worker can select the using height of the groove-shaped cushion block body and the trapezoidal cushion block body according to the height of twisted steel needing to be laid, and the twisted steel is placed on the first stepped groove and the second stepped groove; and the positions of the groove-shaped cushion block and the trapezoidal cushion block are fixed through steel wires, so that the concrete cushion block can adjust the supporting height of the twisted steel within a certain range, the twisted steel with different laying heights can be heightened conveniently, and the applicability of the device is further improved.

The utility model relates to the technical field of faucet elbow machining, and discloses a numerical control lathe fixture for faucet elbow machining, which comprises a support part and a control switch, the surface of the support part is slidably connected with a fixture lower part, the two sides of the support part are provided with accommodating holes, the interiors of the accommodating holes are fixedly connected with limiting assemblies, and the limiting assemblies are fixedly connected with the support part. Connecting plates are fixedly connected to the edges of the two sides of the lower clamp part correspondingly, and adjusting assemblies are fixedly connected to the surfaces of the two connecting plates correspondingly. According to the numerical control lathe clamp for machining the faucet elbow, through the arrangement of the clamp lower part, the adjusting assembly, the clamp upper part and the micro rolling wheels, the effect of clamping pipe bodies with different thicknesses is achieved, in addition, the pipe bodies are convenient to move, and the situation that when the faucet elbow is machined, the pipe bodies need to move in the clamp, and the machining efficiency is improved is avoided. And the interior of the clamp can scratch the pipe body, and the pipe body is difficult to move in the clamp easily, so that the practicability and the adaptability of the clamp in use are improved.

The invention provides a height-adjustable cable support for electric power design, and relates to the technical field of electric power engineering, and the height-adjustable cable support comprises a support frame, a bearing table arranged on the working surface of the top end of the support frame, a height adjusting mechanism arranged on the bearing table, and a cable fixing mechanism connected with the telescopic end of the height adjusting mechanism through a working plate; the supporting frame has preset bearing capacity and can support the weight of components on the supporting frame and various acting force generated in the working process. The bearing table has a preset depth, the top end of the bearing table is open, and the bearing table is matched with the working plate in size. The cable fixing mechanisms are symmetrically arranged on the two sides of the working face of the top end of the working plate and used for limiting and fixing a cable. Through the arrangement of the height adjusting mechanism, stable lifting of the cable fixing mechanism is achieved through the crank handle, an external power source is not needed, operation is easy, and a user can accurately adjust the cable supporting height according to the site construction requirement.

The utility model relates to an adjustable support device for bridge construction belongs to bridge construction support technical field, that adjustable support device for bridge construction, include: base, motor, transmission wheel, limit component, limit frame, support frame and support plate, two transmission wheels mutually far apart's one side respectively with two support frame's outer wall meshing connection, wherein one transmission wheel and the one side output of motor have sprocket meshing connection through chain, the motor drives sprocket rotation through coupling, two sprockets are fixed at the output of motor and the axle core rod surface of one transmission wheel respectively, and transmission is driven between two sprockets through chain, and two rotating transmission wheels drive support frame lifting through meshing toothed plate, and the top of two support frames supports support plate, is used for changing the support height of support plate, and the support height of bridge parts is conveniently adjusted, increases the installation efficiency of bridge parts in the installation process.

The utility model relates to an outdoor waterproof monitoring cabinet, comprising a cabinet shell, the bottom of the cabinet shell is provided with an induction lifting frame capable of adjusting the placement height of the cabinet shell according to the height of the water level, and the induction lifting frame is supported on a base. The induction lifting frame comprises a placement connecting frame, telescopic adjusting mechanisms arranged at the corners of the placement connecting frame at intervals in the mode of surrounding the placement connecting frame, a two-position switch mechanism embedded in the placement connecting frame and unit switch mechanisms arranged on the outer sides of the telescopic adjusting mechanisms. And the two-position switch mechanism can be matched with the unit switch mechanism to build a parallel bidirectional electric loop so as to regulate and control the telescopic movement of the telescopic adjusting mechanism. According to the utility model, the height of the cabinet body can be adjusted adaptively according to the change of the water level so as to avoid the infiltration of accumulated water and improve the water invasion resistance of the cabinet body.

This application discloses a head positioning device for Gamma Knife radiosurgery, belonging to the field of medical auxiliary device technology. The device includes a carrier plate with limiting shafts installed on both sides. Positioning wheels are rotatably connected to the ends of the limiting shafts, and the positioning wheels are eccentrically rotatably connected to the limiting shafts. A lever is fixedly connected to one side of each positioning wheel. A mounting base is fixedly connected to the upper part of the carrier plate, and a support frame is fixedly mounted on the mounting base. A fixing frame is fixedly mounted on one side of the support frame. Two positioning wheels are provided on each side of the carrier plate, and connecting rods are provided on both sides of the carrier plate. The connecting rods are rotatably connected to the two positioning wheels on the same side via levers. This device is suitable for radiotherapy equipment with positioning grooves on both sides of the bed board. By placing the carrier plate on top of the bed board and pushing the connecting rods on both sides of the carrier plate, the levers push the positioning wheels to rotate eccentrically relative to the limiting shafts, causing the positioning wheels to engage in the positioning grooves on the bed board, thus fixing the device onto the bed board.

This utility model relates to the field of pipeline installation technology and proposes a steel sand bucket support platform for pipeline installation, comprising: a sand bucket containing dry sand, a support platform with its bottom located inside the sand bucket, two lifting devices symmetrically arranged on both sides of the sand bucket, and a vertical guide device on the outer wall of the sand bucket. The support platform consists of a support base with a closed cavity and an arc-shaped support platform with a rubber pad on top, the arc surface matching the outer diameter of the pipeline. The lifting device includes a strut, a pressure rod, and a telescopic handle. One end of the strut is hinged to the bottom of the arc-shaped support platform, one end of the pressure rod is hinged to the unused end of the strut, the unused end of the pressure rod is fixedly connected to the telescopic handle, and the middle section of the pressure rod is rotatably connected to the sand bucket. When the pressure rod is pressed down, the support platform is lifted through leverage. Sand guide holes with sand-blocking bolts are provided on the side wall of the sand bucket. This device can adjust the support height, and the support platform can be quickly lowered after sand discharge, allowing for rapid transfer to the next work section, thus improving the stability and efficiency of temporary pipeline support.

The utility model belongs to the technical field of shock absorbers, particularly relates to a machining shock absorber, and aims to solve the problems that the conventional shock absorber can only be machined in one type, cannot be adjusted and is limited in application range, and adopts the following scheme: the machining shock absorber comprises a supporting plate, and a shock absorber main body is arranged at the top of the supporting plate; a same top plate is mounted at the tops of the multiple shock absorber bodies, telescopic grooves are formed in the two sides of the top plate, the tops of the two telescopic grooves are open, telescopic structures are slidably mounted in the two telescopic grooves, a bottom shell is arranged at the bottom of the supporting plate, an electric adjusting mechanism is arranged in the bottom shell, and two adjusting blocks are mounted on the electric adjusting mechanism. And stress strips are fixedly mounted at the bottoms of the two adjusting blocks. The supporting device is simple in structure, the supporting contact area of the top plate can be adjusted, the supporting stability is improved, the supporting height of the top plate can be adjusted upwards, and the supporting use requirements of workbenches with different heights can be met.

The utility model relates to the technical field of batteries, and discloses a supporting gasket for a battery and a button battery, the supporting gasket can support a pole piece of the battery in a shell of the battery, and the supporting gasket comprises a gasket body, a supporting top surface and a supporting bottom surface which are oppositely arranged; the supporting legs are arranged on the gasket body, the two ends of each supporting leg are a connecting end and a supporting end respectively, and the connecting ends are connected with the gasket body; the pole piece is supported on the shell through the supporting end, so that the height of the pole piece in the shell can be adjusted; after the supporting gasket is pressed, the supporting legs can be folded or flattened towards the gasket body side, and the supporting top face and the supporting bottom face abut against the pole piece and the shell respectively. The utility model has the advantages that the supporting gasket can prevent the bending and rolling phenomena after the pole piece is contacted with and absorbs electrolyte, the structure is simple, and the cost is low.

This utility model relates to the field of steel box girder construction technology, specifically disclosing an auxiliary device for assembling and positioning precast steel box girder segments. It includes a base platform mechanism, a load-bearing mechanism on top of the base platform mechanism, and an auxiliary support mechanism in the middle of the base platform mechanism. The base platform mechanism comprises a track, a sliding block, a side platform, a connecting plate, anchor rods, and anchor heads. This solution improves the positioning accuracy and operational safety during segment assembly by combining a stable base platform mechanism with a flexibly adjustable load-bearing mechanism. The base platform mechanism uses multiple parallel tracks and sliding cooperation with the sliding blocks, allowing the supporting structure to move smoothly according to the actual position of the hoisted segment, effectively avoiding the docking deviation caused by the inability to fine-tune traditional fixed supports. The side platform and track are reinforced by a connecting plate, and the overall rigidity is further strengthened by through-type anchor rods, ensuring that the bottom structure remains stable and undeformed even under continuous heavy loads.