100 results about "Fixed Beam" patented technology

The terminal device must properly use the relay device as an extended antenna. [Solution] A terminal device capable of forming multiple fixed beams holds first information that identifies the relationship between the number of beams used and the probability of maintaining communication quality in response to changes in the positional relationship between the terminal device and each of the multiple relay devices capable of relaying communication between the terminal device and the base station device to which the terminal device is connected. Second information is obtained regarding changes in the positional relationship between each of the multiple relay devices and the terminal device. Based on the first information, the second information, and the number of beams that can be used simultaneously from the multiple beams, the terminal device identifies one or more relay devices to be used and the number of beams to be used in communication using each of those one or more relay devices. A signal is then transmitted to the base station device using the identified number of beams toward the identified one or more relay devices.

This utility model relates to the field of automated warehouse outbound technology, and particularly to a forklift mechanism with lifting function. It includes a frame, with a trapezoidal telescopic fork mounting base centrally located on the bottom surface of the frame. Telescopic forks are mounted centrally on the bottom surface of the groove of the telescopic fork mounting base. Lifting components are symmetrically mounted on both sides of the telescopic fork mounting base. Guide posts are inserted into holes at the four corners of the telescopic fork mounting base. Guide post fixing beams connect the two end frames of the frame. The upper end of each guide post is fixedly connected to the guide post fixing beam, and its lower end is fixedly connected to the bottom surface of the frame. This forklift mechanism with lifting function effectively solves and reduces the technical problem of heavy palletized materials being too high above the ground during automated warehouse outbound operations, making manual transfer to the production line inconvenient, and reducing the difficulty of manual forklift handling.

The utility model relates to the field of subway civil engineering technology, especially a kind of temporary support equipment for subway civil engineering construction. Including two groups of main support plate and several vice support plates, two groups of main support plate are fixedly connected through upper and lower two fixed beams, several vice support plates are arranged between two groups of main support plate, and are slidably connected with fixed beam, folding assembly is arranged between adjacent support plate, two groups of fixed plates are fixedly arranged in main support plate side, fixed plate bottom is fixedly provided with support base, and support assembly is also provided in the side of main support plate close to support base. The utility model is closely attached to the side wall of tunnel by main support plate and several vice support plates, the inner wall of tunnel on the rear side of adjacent two vice support plates is exposed by vice support plate sliding, so that wall behind vice support plate is anchored rod construction, so that local tunnel inner wall is constructed.

The application relates to a kind of strain adding mechanism and method for bio-organic fertilizer production, and belong to the technical field of organic fertilizer production. The vertical bacteria liquid sprayer is installed along the length direction of the installation plate fixed beam, multiple groups of bacteria liquid sprayers are installed on the installation plate fixed beam at equal intervals, the left hollow connecting rod is connected with the left installation plate through the first height adjusting mechanism, the right hollow connecting rod is connected with the right installation plate through the second height adjusting mechanism, the installation plate fixed beam is above the conveying track of the organic fertilizer conveying device, and there is a material gap between the bottom side of the bacteria liquid sprayer and the upper layer belt of the organic fertilizer conveying device, and the left installation plate and the right installation plate are respectively installed on the two sides of the organic fertilizer conveying device. The application has the following beneficial effects: uniform bacteria liquid spraying is realized, and preliminary mixing with organic fertilizer is completed, the peristaltic pump can adjust the liquid supply amount of bacteria liquid according to the conveying rate and material thickness of organic fertilizer, and the proportion of bacteria liquid addition is accurate.

This invention relates to a gantry shearing device for scrap steel recycling, belonging to the technical field of gantry shearing devices. It includes two support columns, with a fixed beam fixedly installed at the top of both columns. A conveying trough is fixedly installed at the rear of both support columns, and a pushing component is provided on the rear side of the inner wall of the conveying trough. Two sets of hydraulic cylinders are fixedly installed at the top of the fixed beam. The output end of the front set of hydraulic cylinders is equipped with a cutting blade, while the output end of the rear set of hydraulic cylinders is fixedly equipped with a pressing plate. The cutting blade includes a connecting horizontal plate and a cutting blade body disposed at the bottom of the connecting horizontal plate. This invention ensures that the material is reliably compressed before shearing by real-time detection of the material thickness during the conveying process, fundamentally avoiding material slippage, edge curling, and displacement during shearing, significantly reducing the risk of blade jamming, improving equipment operational stability, and achieving adaptive adjustment of the blade gap according to the material thickness.

The application discloses a lifting appliance and construction method suitable for integral hoisting of steel bar segments, which comprises a frame beam which is a plane frame structure; a rest frame which forms a vertical slot matching the diameter of the rest frame at the inner side of the corresponding movable main reinforcement design position; a hoisting mechanism which comprises a hoisting frame; a plurality of positioning mechanisms which are arranged at the bottom of the hoisting frame on both sides and are used for limiting the transverse displacement of the fixed main reinforcement; two fixed beams which are arranged at the middle of the hoisting frame on both sides and extend outward at both ends; a joist and a cushion beam which are respectively supported on the upper and lower sides of the stress stirrup of the fixed main reinforcement on the same side, and the joist is hung directly below the fixed beam on the same side; a vertical position adjusting device which is arranged between the fixed beams through a cross beam; and a supporting beam which is pressed against the top of the cushion beam from above under the driving of the vertical position adjusting device. The frame beam is matched with the rest frame and the hoisting mechanism to realize the integral positioning and hoisting of the movable main reinforcement, the fixed main reinforcement and the stirrup, and the construction efficiency is effectively improved.

The application relates to the technical field of air preheater tube boxes, and discloses a transfer device for an air preheater tube box, which comprises a frame body and a bearing plate, the frame body comprises a plurality of fixed beams which are spaced apart along a first direction, the fixed beams extend along a second direction, a plurality of connecting beams are spaced apart along the second direction between two adjacent fixed beams, the two ends of the connecting beams are connected with the inner side surfaces of the two adjacent fixed beams respectively, and the bottom surface of the fixed beam is connected with supporting feet which extend along a third direction; the bearing plate is laid on the top surface of the fixed beam, and the surface of the bearing plate away from the fixed beam is provided with rolling shafts which are used for assisting the air preheater tube box in being transferred onto the bearing plate. The frame body is formed by connecting the plurality of fixed beams and the plurality of connecting beams, and the bearing plate is laid on the frame body, so that the contact area can be increased, the weight of the air preheater tube box can be evenly distributed, the air preheater tube box can be transferred into a narrow space, and the stability, safety and flexibility of the transfer process are improved.

This utility model discloses a locking mechanism for elevator maintenance, including a bracket, a guide rail fixedly installed inside the bracket, multiple sets of guide rails with sliders sliding on their inner sides, a fixed beam fixed between the multiple sets of sliders, a car fixedly installed on the bottom surface of the fixed beam, a drive assembly installed inside the bracket, the drive assembly connected to the fixed beam, insertion holes opened on each of the multiple sets of guide rails, multiple sets of insertion holes, a fixing mechanism installed on the slider, the fixing mechanism including a fixing sleeve and an insertion rod, the fixing sleeve fixed to the outer wall of the slider, the insertion rod inserted into the insertion hole and the fixing sleeve, a control sleeve rotatably installed at the top of the fixing sleeve, a locking block fixedly installed inside the control sleeve, the insertion rod, as the main load-bearing component, is connected to the fixing sleeve by an independent insertion method, when the insertion rod is deformed and damaged due to long-term load, the maintenance personnel only need to simply operate the locking block to rotate and release the locking plate from the locking hole to quickly disassemble and replace the damaged insertion rod.

An automatic welding device for diesel generator sets is disclosed. This relates to the field of welding equipment. It includes: a feeding mechanism comprising a base and several rollers, wherein the workpiece to be welded can be fixed on the base or slide on top of the rollers; a welding mechanism comprising a moving component and a welding component, wherein the moving component includes a pair of fixed beams, a movable crossbeam, and a movable vertical beam; the welding component includes an assembly housing and welding torches, wherein a pair of welding torches are symmetrically arranged on both sides of the assembly housing, one end of each welding torch is movably connected to the assembly housing, and the other end of each welding torch extends outward from the assembly housing and can rotate around one end of the welding torch. In this application, the feeding mechanism, in conjunction with the moving component of the welding mechanism, drives the welding component to move, automatically adjusting the welding position, reducing manual intervention in workpiece loading / unloading, positioning, and welding path adjustment, and improving the parameter stability and production efficiency of the welding process.

This utility model discloses a handle for a trolley case, fixedly installed on one side of the case body. It includes a mounting box with a hollow interior. An energy storage device capable of discharging electricity is fixedly installed at the bottom of the inner cavity of the mounting box. The energy storage device is electrically connected to a belt, which is fitted with and drives two power generation components. The two power generation components are fixedly installed on one side wall of the inner cavity of the mounting box. A fixing beam is fixedly connected to the bottom of the belt, and connecting rods are fixedly connected to both ends of the fixing beam. The top of each connecting rod penetrates the top surface of the mounting box and is fixedly connected to a handle. A damping component is provided between the two connecting rods and is fixedly connected to one side wall of the inner cavity of the mounting box. One end of the damping component extends out of the mounting box. This utility model allows the user to reciprocate by pulling the handle up and down, driving the belt to generate electricity for the power generation components, thereby charging the energy storage device for use by the trolley case or external electrical devices.

The utility model discloses a kind of high-precision steel coil plate shearing machine's anti-warping shearing device, belong to metal processing equipment technical field, including steel coil cutting table, steel coil leveling mechanism and steel coil cutting mechanism, the upper surface of steel coil cutting table is provided with cutting opening, the steel coil leveling mechanism includes two fixed beams, the front of two the fixed beam is connected with steel coil cutting table, the side of two the fixed beam mutually close is provided with sliding slot, by two groups of steel coil leveling roller cooperation, it can be fully leveled before shearing to steel coil, effectively eliminate steel coil self warping, avoid plate deformation after shearing from source, improve finished product flatness, sliding block and the sliding cooperation of sliding slot, in combination with threaded rod adjusting structure, leveling roller spacing can be flexibly adjusted, adapt to different thickness steel coil, the power of steel coil cutting mechanism driven by hydraulic pressure is stable, cooperate with the cutting opening of cutting table, ensure that shearing process is accurately controllable, improve processing precision and product quality.

The utility model relates to the technical field of brewing liquor, disclose a kind of pollution-preventing white spirit production brewing device, including frame, the inside of frame is provided with cleaning assembly, frame inside is provided with filter device, filter device bottom is provided with fixed link, the inside slidingly connected of frame has filter screen shell, filter device includes multiple filter screens, the inside of multiple filter screens is fixedly connected the filter screen shell, filter screen shell top is fixedly connected with fixed beam, the inside of fixed beam is fixedly connected with motor one, the drive end of motor one is installed with rotating rod, rotating rod is rotatably connected in the inside of filter screen, rotating rod bottom is fixedly connected with stirring rod, fixed link is fixedly connected in rotating rod outer periphery, fixed link is fixedly connected in the inside of frame. In the utility model, cleaning device and filter device can automatically remove filter core impurities, without frequent disassembly by hand, reduce downtime and maintenance cost, keep filter efficiency stable, avoid impurities accumulation breed microorganism.

The application belongs to the technical field of high-energy physics particle detection, and particularly relates to a high-sensitivity fixed beam damage system based on EQR-SiPM and a quartz rod, which comprises the following steps: one end of the quartz rod is inserted into a containing cavity of a SiPM dark box, and the end face is optically coupled with a photosensitive surface of an EQR-SiPM integrated on a SiPM circuit board; on the SiPM circuit board: an output end of a voltage amplification circuit is connected to a signal input end of a SiPM signal processing system through an SMA interface and a coaxial cable, and a signal output end is connected to a central control OPI through a control network; and a attenuator is further connected in series between the output end of the voltage amplification circuit and an analog input end of the SiPM signal processing system. The application can identify weak beam damage of the order of 10^(-18) J by virtue of high photon detection efficiency and high light transmittance of the quartz rod, and has the characteristics of high sensitivity, nanosecond-level time resolution, anti-magnetic field interference, wide dynamic range, and small and compact structure.

The application discloses a section steel cutting device and relates to the technical field of section steel cutting, which comprises a cutting device and a discharging device after cutting, wherein the discharging device comprises a conveying belt one fixed on the ground, a fixed beam fixedly connected to one side of the conveying belt one, a rotating rod rotatably connected to the inside of the fixed beam and a push rod arranged at the bottom end of the rotating rod and used for pushing the section steel to move.

This utility model discloses a carpet edge-pulling and wrinkle-preventing device, including a first fixed end and a second fixed end. A fixed beam is fixedly connected to the first fixed end, and a fixed box that slides with the fixed beam is fixedly connected to the second fixed end. It also includes a drive mechanism disposed within the second fixed end. The drive mechanism includes a motor and a second hammer plate. When the motor operates, it drives the second hammer plate to reciprocate, causing the second hammer plate to repeatedly strike the first hammer plate at the inner end of the fixed beam. This causes the first and second fixed ends to move outward relative to each other, flattening the carpet pressed against the first and second fixed ends. This utility model, by setting up a drive mechanism, uses a motor-driven cam to drive the second hammer plate to reciprocate and strike the first hammer plate, achieving automatic flattening of the carpet edge. This process eliminates the need for manual knee-bumping of the carpet support, significantly reducing operational difficulty and reliance on worker skill, while also avoiding knee injuries caused by manual impact.

The application discloses a lifting swing door vacuum tank, which comprises a fixed beam, the two ends of the fixed beam are respectively sleeved with fixed seats, a plurality of bolt holes are arranged on the fixed seats, a first cross beam, a second cross beam and a third cross beam are fixedly inserted into the fixed beam, a pair of front end rollers, a pair of middle rollers and a rear end roller are rotatably installed below the first cross beam, the second cross beam and the third cross beam, and the application relates to the technical field of vapor phase drying equipment. The structure of a long roller in the traditional mode is divided into the structures of multiple short rollers, which are then distributed in a triangular mode on the bag body, and the multiple short rollers are designed below the same fixed beam. The design can save the number of rollers and ensure that the multiple short rollers are located at the same position, so that the position needs not to be calibrated after the equipment is maintained.

This invention discloses a spectrophotocatalytic nitrate reactor with a secondary focusing structure, belonging to the field of solar energy concentration and photocatalysis technology. The device consists of a stainless steel support, left and right parabolic mirrors, a secondary focusing parabolic surface, and four stages of photocatalytic reactors. The left and right parabolic mirrors form a primary focusing unit with a receiving half-angle of up to 30°, enabling stable light concentration without a solar tracking system. The light is further focused and shaped by the secondary focusing parabolic surface to form a vertically downward fixed beam, with a total system concentration ratio of 12-15. The four stages of photocatalytic reactors are arranged sequentially along the light path, with adjacent reactors tilted in opposite directions. The reactor surfaces are coated with a light-transmitting and reflective layer, and different types of photocatalysts are installed inside, enabling segmented utilization of the full spectrum of sunlight. The nitrate solution circulates in a closed loop within the device under the drive of a water pump, completing the photocatalytic reaction. This invention features high focusing efficiency, lossless light path, and high space utilization, effectively solving the problems of insufficient light intensity, low light utilization, and high operating costs of traditional photocatalytic equipment.

This application relates to the technical field of structural dynamics testing equipment, and discloses a device and method for combined control of magnetorheological fluid and metal spring sheet for drop hammer impact testing. The device includes: a test bench comprising a rigid base, a vertical support column, and a horizontal fixed beam; a drop hammer system for lifting and releasing the drop hammer body; a combined control loading system for providing stiffness support; a uniformly distributed load transfer system for receiving the impact load and converting it into a line load for transfer to the beam / column component under test; a parameter monitoring system for data acquisition; and a control system for controlling the release of the drop hammer body and adjusting the current of the excitation coil. This invention, by employing the combination of magnetorheological fluid and metal spring sheet, and utilizing the synergistic effect of the continuously adjustable damping of the magnetorheological fluid and the stiffness support of the metal spring sheet, can achieve impact pulse trimming, thereby avoiding the shortcomings of traditional airbag and rubber loading methods, such as narrow control range and low precision.

The application relates to a tunnel face verticality detection device convenient to disassemble and assemble, and relates to the field of verticality detection devices, which comprises four fixed beams, the bottom of the fixed beam is fixedly connected with a socket, a round hole is formed in the outside of the socket, the top of the fixed beam is fixedly connected with an insertion strip, a round groove is formed in the inside of the insertion strip, a resisting plate is slidably connected in the inside of the round groove, one end of the resisting plate is fixedly connected with a spring one, the other end of the resisting plate is fixedly connected with a lock tongue, and two adjacent fixed beams are fixedly connected with assembling pieces one outside. In the utility model, the assembling piece one, the assembling piece two and the assembling piece three are matched, the elastic force of the spring two is used to make the clamping tongue and the clamping groove accurately clamped, and the horizontal expansion of the device is realized. The modular splicing mode breaks through the limitation of the fixed size of the traditional detection device, can quickly adapt to various section scenes, the disassembly and assembly process only needs manual operation, and the equipment deployment time is greatly shortened.

This utility model discloses a hoisting device for steel formwork, relating to the field of steel formwork hoisting. It addresses the problem in existing technologies where the connection between the hook and the steel formwork is unstable, leading to tilting and slippage during hoisting and posing safety hazards. H-shaped fixing beams are fixedly connected to both ends of the two longitudinal connecting rods and to the outside of the two transverse connecting rods. Load-bearing sliders are slidably connected to both sides of the middle of the two H-shaped fixing beams. Four balancing components are fixedly connected in a circular array at the upper end of the rectangular support frame. Each balancing component includes a first rectangular fixing plate, a second rectangular fixing plate, and a counterweight adjusting slider, which is positioned between the first and second rectangular fixing plates. Through the balancing components, dynamic balance adjustment is achieved during hoisting, effectively preventing the steel formwork from tilting.

The utility model belongs to the technical field of shell tools, and discloses a shell positioning tool. According to the shell positioning tool, the fixed beam can be fixed to the shell cleaning device, the first supports are perpendicularly installed on the fixed beam, the installation positions of the first supports on the fixed beam can be adjusted according to the size of a shell to be cleaned, the multiple first supports can be arranged on the fixed beam, and the multiple supporting rods are connected to the first supports; the multiple supporting rods are inserted into the shell through the opening of the shell, so that the ends, away from the first support, of the supporting rods abut against the bottom wall of the shell, the multiple supporting rods can stably support the shell, it is guaranteed that the shell does not shake when cleaned, and the second support is connected to the ends, away from the first support, of the multiple supporting rods, so that the shell is cleaned more stably. And the multiple supporting rods are kept relatively stable, so that the stability of the supporting structure is improved.

The utility model discloses a kind of protective devices for coal mining in coal mine, including two fixed beams, the side of fixed beam is equipped with several installation through holes, the side of another side of fixed beam is equipped with several clamping grooves, the side of two fixed beams equipped with clamping groove is oppositely arranged, several protective strips are clamped between two fixed beams, protective strip one end is equipped with the clamping piece one matched with clamping groove, the other end of protective strip is threaded rod, fastener is threadedly connected with threaded rod, fastener one end is equipped with the clamping piece two matched with clamping groove, fastener other end is equipped with screwing piece, fastener is equipped with the threaded through hole matched with threaded rod, fastener is realized with protective strip by the threaded cooperation of threaded rod and threaded through hole Threaded connection. By connecting several protective strips with fixed beam separately, protective strip can be replaced separately when damaged, so that the purpose of not needing large-area replacement net body is realized.

The utility model provides a kind of angle iron flange automatic welding machine, including welding platform and stacker, the welding platform includes welding platform body, welding fixed beam and welding movable beam being set on the welding platform body;The welding movable beam is installed on the welding platform body by longitudinal adjusting mechanism, and the welding movable beam moves along longitudinal direction under the drive of the longitudinal adjusting mechanism, welding fixed beam and welding movable beam are all provided with welding torch assembly, by combining welding platform and stacker, after completing the automatic splicing welding of angle iron, again using stacker realizes automatic unloading, stacking placement, realizes full-automatic production, reduces manual operation, and by servo motor drive has higher action precision, improves the production efficiency of angle iron flange processing.

1. Name of the product in this design: Fixed beam gantry machining center (GMC-2518). 2. Application of this design: It is used for main components of processing machinery, medium and large machine beds, frames, stamping dies, and large stamping dies for automobiles, etc. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses a new energy box transformer m type busbar structure, especially be applicable to large capacity wind power box type substation low voltage unit, it includes A phase copper bar, B phase copper bar, C phase copper bar, A phase hangs and connects cable row, B phase hangs and connects cable row, C phase hangs and connects cable row, horizontal insulator, vertical insulator, and each phase copper bar includes the export copper bar I of upper and lower settings, export copper bar II, export copper bar III, and export copper bar I, export copper bar II, export copper bar III are connected with insulator fixed beam through horizontal insulator, wherein export copper bar I, export copper bar II, export copper bar III are arranged at interval after the lower end of bending, and constitute m shape from the side angle, and the arrangement of this kind of structure can greatly reduce the use amount of copper bar and auxiliary material, reduce the fixed point required by busbar etc. while reducing product cost, save the installation space, and reduce the cost.

The application discloses a microphone array sound pickup method, electronic equipment and computer readable storage medium. The sound pickup method comprises the following steps: fixed beam forming is performed on a voice signal received by a microphone array, and a beam forming direction of the microphone array is pointed to an estimated expected direction of arrival; blocking processing is performed on the processed voice signal, so that the voice signal from the expected direction of arrival is blocked, and only the voice signal from a non-expected direction of arrival is reserved; the processed signal is used as a reference signal, a first filter is used to filter out the signal from the non-expected direction of arrival and reserve the signal from the expected direction of arrival; and an update factor of the first filter is calculated according to the following formula (I), wherein the update factor of the first filter of the mth microphone channel is SNR f,d (ω, l) is Y f,d (ω, l) is a signal-to-noise ratio of Y f,d (ω, l) is a delay signal obtained by delaying the signal processed in the step S1, SNR m (ω, l) is a signal U m (ω, l) is a signal-to-noise ratio of Y. The application further improves voice quality.

The utility model discloses a kind of overhaul opening plugging cover plate structure and numerical control machine tool using it, overhaul opening plugging cover plate structure includes machine tool top cover and plugging cover plate unit, plugging cover plate unit includes fixed beam and telescopic plugging cover plate;The top of machine tool top cover is provided with opening, and the inner wall of both sides of opening in X axis direction is equipped with support beam;Fixed beam is set to opening along Y axis direction, and opening is divided into overhaul opening and installation opening;One end of telescopic plugging cover plate in X axis direction is fixed to the side wall of installation opening, and the other end of telescopic plugging cover plate in X axis direction is detachably connected with fixed beam, and the both sides of telescopic plugging cover plate in X axis direction are respectively slidably assembled in the support beam of corresponding side.The fixed beam and telescopic plugging cover plate of the overhaul opening plugging cover plate structure are set, by the cooperation of fixed beam and telescopic plugging cover plate, realize quickly opening and closing overhaul opening, improve machine tool overhaul efficiency, while effectively prevent external sundries from entering machine tool interior.

The utility model discloses a corrugated carton that internal space can be adjusted, it includes the box, the outer wall movable joint of box has the protection mechanism, the upper fixed joint of protection mechanism has the antiskid pad, the upper fixed joint of antiskid pad has the limiting piece, the inside surface of box is equipped with the limiting sliding slot, the movable installation of limiting sliding slot has the second limiting plate, the limiting card slot of second limiting plate is equipped with, the first limiting plate is installed in the limiting card slot with the joint. Through the structure through the setting of the corner guard, first fixed beam and first telescopic beam etc. structure in protection mechanism can effectively adjust protection mechanism to the first limiting plate, second limiting plate and the setting of limiting sliding slot can effectively adjust the internal space of box to the convenient placing different products.

This invention discloses an automatic partitioning and placement device for photovoltaic panel processing, belonging to the field of photovoltaic panel processing. The automatic partitioning and placement device for photovoltaic panel processing includes a counter, a processing table installed on one side of the counter's top, a conveyor belt installed on the other side of the counter's top, a fixed beam installed at the top of the counter, and a movable beam installed inside the fixed beam. This invention uses a rubber pad to push the bracket upwards at the moment the photovoltaic panel is adsorbed, driving the locking block, sliding sleeve, cable, and connecting rod to move in tandem, causing pressure plates one and two to simultaneously retract inwards and clamp the edge of the photovoltaic panel. This achieves completely synchronized action of vacuum suction cup adsorption and edge mechanical clamping, effectively solving the problems of unstable adsorption and mid-process drop caused by dust, scratches, or warping on the photovoltaic panel surface in existing technologies, and significantly improving the reliability of the gripping process.

This utility model discloses a T-beam static load test frame, comprising: a fixed beam, a top plate, a bottom plate, a jack, support blocks, and an adjusting assembly. The top plate is fixedly connected to the bottom of the fixed beam, and the bottom plate is located at the bottom of the top plate. A connecting assembly is provided at the connection between the top plate and the bottom plate. The jack is located at the bottom of the top plate, and the support blocks are located at the top of the bottom plate. The support blocks are used to restrain the T-beam, and the adjusting assembly is located at the top of the bottom plate. The adjusting assembly is used to adjust the position of the support blocks. Through the design of the support blocks and the adjusting assembly, this utility model allows the support blocks to be installed on the top of the bottom plate during use. The adjusting assembly moves the support blocks to the desired position, ensuring that the distance between the two support blocks matches the distance at the bottom of the T-beam. This allows the bottom of the T-beam to be interlocked between the two support blocks, and the support blocks restrain the bottom of the T-beam, preventing the T-beam from tipping over.