150 results about "Single support" patented technology

The utility model discloses a bird nest type rotary storage device which comprises a backboard lifting device, a backboard lifting device a and a disc storage device, the backboard lifting device and the backboard lifting device a are the same in structure, the two sides of the backboard lifting device and the backboard lifting device a are respectively provided with a front face and a back face, and the backboard lifting device and the backboard lifting device a are inserted into the disc storage device formed by stacking multiple layers of disc plates at intervals. And bracket supporting tables and double rows of bracket supporting tables are alternately arranged on the circumference of the disc plate. When the front / back surfaces of the lifting plates are opposite, double rows / single supporting tables are respectively accommodated, single and double rows of sample box access areas are formed, and the space utilization rate and the access efficiency are improved. And the backboard is bent to form an isosceles mounting opening and a limiting structure, and is matched with a wire slot for storing the disc and a storage opening to realize quick disassembly and assembly, so that the maintenance cost is reduced. Through modular design and structural optimization, the problems that the storage disk is inconvenient to disassemble, insufficient in space and the like are solved, and the storage disk has the advantages of being flexible to disassemble and assemble, low in cost, high in storage efficiency and the like.

The utility model discloses a surveying support for engineering planning, which belongs to the technical field of surveying supports and comprises a platform, a rotary table is mounted at the top of the platform and can rotate at the top of the platform, a bolt hole for mounting a surveying tool is formed in the top of the rotary table, a rotating shaft is rotatably connected to the side edge of the platform, and a fixing frame is fixedly connected to the side edge of the rotating shaft. The telescopic process of a single supporting leg can be achieved through the internal structure, so that the supporting height of a unit part of equipment is increased, the relative position of the fixing frame and the extending foot stool support can be controlled according to the horizontal state of the maintaining platform on a concave-convex road surface, and the supporting effect of the supporting leg is improved. And after use is finished, the extension foot stool can be independently separated from and attached to the side edge of the fixing frame, the extension foot stool can be conveniently and subsequently carried and transported by personnel, the whole equipment does not need to be replaced, the maintenance cost of the equipment is reduced, and maintenance is convenient.

The invention provides a building stair structure system, and relates to the technical field of stair structures, the building stair structure system comprises a building, a single-column supporting structure and a stair assembly, the building comprises a multi-layer building platform, and the side edge of the building platform is provided with a first supporting structure; the single-column supporting structure comprises a supporting column, a plurality of second supporting structures and a connecting structure; the stair assembly comprises a plurality of connecting platforms, a plurality of transition platforms and a plurality of stair sections, the connecting platforms are connected with the corresponding first supporting structures, the transition platforms are connected with the corresponding second supporting structures, and the adjacent connecting platforms and transition platforms are connected through the stair sections in the height direction. Through the synergistic effect of the single supporting column and the building, double-side supporting of the staircase is achieved, a stable bearing system is formed, compared with an existing four-leg frame type steel ladder, steel is saved by about 50%, space conflicts with existing facilities on the side face of the building are effectively avoided, and the staircase has the advantages of being flexible in arrangement, convenient and fast to construct, high in adaptability and the like.

The application discloses a single support structure for repairing and replacing a damaged support of a photovoltaic load-bearing cable and a use method thereof, and belongs to the technical field of solar power generation. The structure comprises a photovoltaic load-bearing cable and a single support support unloading device. The photovoltaic load-bearing cable is supported by a plurality of support frames. The support frame comprises a stand and a support arranged on the stand. The single support support unloading device is arranged on the stand of the support frame where the support has been damaged, and the single support support unloading device supports the photovoltaic load-bearing cable upwards to unload the damaged support. The single support support unloading device is used to unload the damaged support, and all the components of the damaged support can be repaired and replaced. When the single support support unloading device is installed and fixed to the stand, drilling is not needed on the support frame, the operation and use convenience of the single support support unloading device is improved, and the repairing and replacing efficiency of the damaged support is improved.

The embodiment of the invention provides a risk assessment method and device for a bridge strut, equipment and a storage medium. Under the condition that the bridge supporting columns comprise a plurality of single supporting columns, first point cloud data, visible light images and positioning data corresponding to each single supporting column are obtained; constructing a strut three-dimensional model of each single strut according to the data; then determining a defect severity factor, a deterioration development trend factor and a detection confidence factor of each single pillar according to the pillar three-dimensional model; determining a first risk level of each single pillar according to the factors; and finally, determining a second risk level of the bridge strut according to the first risk levels of all the single struts. According to the method, the problems that the assessment dimension is single and the assessment result is not accurate enough when risk assessment is carried out on the bridge strut only depending on two-dimensional image data are effectively solved, and more comprehensive assessment on the risk of the bridge strut can be realized through multi-dimensional data.

The application relates to a parallel double-goods-position operation mobile robot crossing intelligent warehouse, belonging to the technical field of robots or warehouse logistics, and comprising a floor mobile robot, a goods shelf, a double-goods-position stacker, a supporting stacker, a ground rail, a floor passage, a conveying line, an overhead rail, a ground mobile robot; the floor passage is laid under the goods shelf perpendicular to the direction of the lane, the width of the floor passage and the distance between the floor passage and the height of the goods shelf can meet the driving of the floor mobile robot carrying goods, and the floor mobile robot crosses the ground rail; the ground mobile robot drives on the ground and does not cross the ground rail, and transports the goods on the outermost and the next outermost goods shelves; the floor mobile robot and the ground mobile robot are arranged in a multiple-selectivity layout with the double-goods-position stacker, two symmetrical supporting stackers and a single supporting stacker, the bottleneck that the goods can only be in and out of the warehouse from two ends of the lane is overcome, the high in-and-out warehouse capacity of the warehouse is improved, and the energy consumption of the movement of the stacker is reduced.

A greenhouse support with an automatic film winding and unwinding function comprises a support body, the support body comprises a plurality of support body units, each support body unit is composed of two stand columns and an arc top arranged on the upper portions of the stand columns, and a transverse rod is arranged between the upper ends of the two stand columns in each support body unit; the support units are connected into a whole through the connecting beam, and the two ends of the connecting beam are fixed to the upper ends of the two stand columns on the same side in the two support units. A film collecting groove is formed in the top face of the connecting beam, a film rolling barrel is arranged in the film collecting groove, a top film is wound on the film rolling barrel, an arc-shaped groove is formed in the arc top side wall, a sliding block is arranged in the arc-shaped groove, a connecting rod is arranged between the two opposite sliding blocks on every two adjacent support units, and one side of the top film on the film rolling barrel is fixed to the connecting rod. By the adoption of the structure, the problems that a traditional greenhouse film rolling mechanism is poor in synchronism, a film rolling barrel is blocked due to dust accumulation, and the mechanism slips and is blocked are solved, and the purpose of automatically opening and closing a greenhouse top film is achieved.

The side pulling type blood collection tube tray comprises a tray body and a baffle arranged on one side of the tray body, a supporting rod is arranged on one side in the tray body, a plurality of bases are installed on the supporting rod at equal intervals, supports are installed on the bases, a plurality of inserting grooves are formed in the tops of the supports, guide holes are symmetrically formed in one side of the tray body, and the baffle is arranged on the other side of the tray body. Guide rods are symmetrically arranged on one side of the baffle and movably sleeved with the guide holes, sliding grooves are symmetrically formed in the base, a plurality of limiting rings are arranged on the supporting rod at equal intervals, buckles at the bottom of the support are installed in the sliding grooves in a clamped and embedded mode, the support can slide on the base, and by arranging the baffle and the support, the baffle is laterally pulled to be separated from one side of the support. At the moment, the supports are not limited by the baffles any more, the supports are pulled laterally to slide on the base, so that the blood collection tubes on the single supports are pulled out from the upper side of the tray body, and medical staff can conduct numbering or code scanning and other operations conveniently.

The utility model relates to a transverse supporting system, and belongs to the technical field of formwork supporting, in particular to a reinforced aluminum alloy formwork splicing transverse supporting system which comprises a plurality of pairs of U-shaped steel, an aluminum alloy formwork is fixedly installed on the groove side of each U-shaped steel, and steel plates are fixedly installed on the two sides of each U-shaped steel through bolts. A plurality of transverse supporting plates are arranged on the outer sides of each pair of aluminum alloy formworks; the utility model achieves the effects of improving the stability and the construction efficiency of a template system and ensuring the construction quality and safety, and solves the problems that although the stable supporting effect can be realized in the prior art, a single supporting mode is similar to a common construction mode, the supporting effect is poor, and the construction cost is low. And adjustment according to the height and the length of the template is not facilitated.

The utility model discloses adjustable equipment for well digging construction, which comprises a sand removing machine body, an adjustable supporting assembly and a moving assembly, the adjustable supporting assembly comprises a supporting strip, the top of the supporting strip is fixedly connected to the surface of the sand removing machine body, the surface of the supporting strip is movably connected with a moving leg, and the moving leg is movably connected with the sand removing machine body. Long grooves are formed in the outer sides of the moving legs, short rods are fixedly connected to the outer sides of the supporting strips, the short rods are located in the long grooves and slidably connected with the long grooves, gear blocks are movably connected to the surfaces of the short rods, toothed plates are fixedly connected to the outer sides of the moving legs, and the gear blocks are located on the inner sides of the toothed plates and engaged with the toothed plates. The height of the supporting legs is adjusted through the adjustable supporting assemblies, even if the ground is very muddy during well digging operation, the supporting legs of the sand removing machine can make full contact with the ground, the situation that the single supporting leg is in a suspended state is avoided, and the sand removing machine is very stable.

The application provides a new type of gas insulated rigid power transmission line with a spiral support structure and an optimization method thereof, which comprises three support insulators, a high-voltage conductor, a grounding shell, a high-voltage side / grounding side metal insert, a spiral metal ring and a roller. Compared with the original structure, the spiral metal ring and the roller are used to effectively improve the assembly convenience. The improved stable triangular support structure significantly improves the mechanical strength and stability, avoids the tilting and fracture risks of the three single support insulators caused by unbalanced stress, and can meet the support of conductors with different GIL arrangement angles. The application designs the structure of the new type of spiral support insulator, effectively reduces the electric field and stress of the insulating support insulator, improves the insulating performance, and improves the reliability of the safe operation of the power transmission line.

The utility model discloses a quick-release double-side double-support adjustable telescopic mudguard which comprises a mudguard mechanism, the mudguard mechanism comprises a mudguard body, sliding grooves are symmetrically formed in the inner side of one end of the mudguard body, a fixing part is arranged on the inner side of the other end of the mudguard body, and two connecting supporting feet are symmetrically arranged at the lower end of the mudguard body; the extension plate is mounted on the inner side of the mud guard mechanism in a sliding manner and can extend along the mud guard mechanism; the metal supporting rod is fixedly connected with the fixing part through a fixing piece and is of a U-shaped structure. The quick-release double-side double-support adjustable telescopic mud guard disclosed by the utility model has obvious advantages. Firstly, through the U-shaped double-side design of the metal supporting rod and the cooperation of the metal supporting rod, the connecting rod and the support fixing base, double supporting is provided, the fixing strength and the torsion resistance are enhanced, the problem that traditional single supporting or simple double-side supporting is not firm is solved, the stability under the high-speed or bumpy road condition is ensured, and the safety is remarkably improved.

This invention belongs to the field of underground engineering equipment technology, specifically providing a shaft boring machine and its construction method, including a support system. The support system is configured as a ring-shaped support structure, comprising a support body, support arms, and hydraulic cylinders for support shoes. The support body is configured as a ring structure. Both the support arms and hydraulic cylinders for support shoes are arranged in groups along the circumference of the support body. A single set of hydraulic cylinders for support shoes is positioned between two adjacent sets of support arms. One end of a single support arm is fixedly connected to the support body, and the other end extends vertically towards the bottom of the shaft. One end of a single hydraulic cylinder for support shoes is connected to the support body, and the other end extends along the shaft wall, with an arc-shaped support shoe installed on the extended end. This invention, through the support system, allows the vertical weight of the entire shaft boring machine to be directly transferred to the working face by the support base at the bottom of the support arms, rather than being supported by the shaft wall or a ground suspension system.

The utility model belongs to the technical field of batteries, and discloses a single battery and electric equipment. The single battery comprises a plurality of single battery cells and a plurality of supporting plates, the single battery cells are arranged and stacked in the first direction and form a battery cell group, one supporting plate is clamped between every two adjacent single battery cells, each supporting plate is provided with a through hole and a containing groove, the through holes penetrate through the supporting plates, and the containing grooves are used for storing electrolyte. The supporting plates are arranged between every two adjacent single battery cells, so that the number of parts is reduced, the single battery cells are fixed, and the accommodating grooves are formed in the supporting plates, so that on one hand, electrolyte can be stored, the infiltration speed of the single battery cells can be improved, and on the other hand, the storage efficiency of the battery cells can be improved. And the phenomenon of adsorption adhesion caused by too small gap between two adjacent supporting plates when a single supporting plate is taken due to too small thickness of the supporting plates is avoided, so that the problem that multiple pieces are adsorbed at one time is solved.

The invention relates to edge sealing equipment, and discloses a self-adaptive trimming device and method based on a multi-degree-of-freedom single tool. The device adopts a single bracket structure, and two linear motion units arranged along the feeding direction and the thickness direction of a plate drive a cutter to realize two-dimensional linkage. The device is matched with an edge detection sensor to obtain the edge position and dip angle change of a plate, a control system generates a continuous space trajectory based on detection data and performs interpolation control on two movement units, and a cutter sequentially completes front-end trimming, upper and lower edge trimming and rear-end trimming within a machining period. The control system can predict the tail switching opportunity according to the plate length and the feeding speed, track continuity is kept in the switching process, and therefore a traditional double-blade mechanism is replaced with a single-blade structure. The device is compact in structure, small in debugging amount, capable of keeping stable trimming quality under different feeding conditions and suitable for edge sealing machining scenes with high requirements for trimming precision and equipment integration degree.

The present invention relates to cranes such as tower cranes, with a tower that carries a boom rotatable about an upright axis of rotation for lifting loads, and with a climbing device for climbing a structure and / or climbing along a growing structure, wherein the climbing device comprises a support frame having fastening means for attachment to the structure and a sliding guide for moving the tower in the longitudinal direction, as well as a lifting device for raising the tower relative to the support frame. The invention further relates to a method for climbing a structure with such a crane, in which the tower is held completely against the structure without its own ground support and moved in the longitudinal direction, or for erecting and / or equipping a structure such as a wind turbine tower.According to the invention, the lifting cable of the hoist is guided through various stranding zones, in each of which the lifting cable is sheared onto a movable lifting component. Each of these lifting components can be lifted individually and separately from the other lifting components by blocking their movement. Furthermore, according to the invention, the crane is held at least temporarily on the structure only by the single support frame mentioned above and is thereby displaced relative to the structure by the hoist.

The invention discloses a seam pipe anchor rod glue gun explosive injection type stud crushing and recycling device and method, and relates to the technical field of mine engineering blasting, and the recycling method comprises the following steps: S1, a supporting and hole presetting stage; s2, a charging stage; s21, a semi-finished product manufacturing stage; S211, water phase group generation; s212, generating an oil phase group; s22, a mixing process of the semi-finished product in the material tank (301); S221, mixing the water phase group and the oil phase group; s222, adding a sensitizing agent at the same time; and S3, a detonating stage. According to the seam pipe anchor rod, the function of the seam pipe anchor rod body is expanded from single support to support and preset blast holes, the procedure of specially drilling the blast holes is omitted, the production efficiency is remarkably improved, and the cost is reduced. Under complex geological conditions, supporting and blast hole drilling are often carried out alternately to avoid surrounding rock instability. And the integrated design allows synchronous completion of supporting and hole presetting, and even can be partially overlapped with other procedures, so that the overall construction period is further shortened.

The utility model discloses a kind of roof frame cantilever steel platform formwork device, it is related to cantilever steel platform formwork device technical field, including multiple steel truss, multiple section steel and steel platform, multiple steel truss is equidistantly arranged, multiple section steel is equidistantly fixedly connected between adjacent steel truss, the steel platform is fixedly connected at the top of steel truss and section steel, the bottom of steel truss is fixedly connected with support assembly.The utility model cooperates the use of steel truss, section steel, steel platform, support assembly, support frame, connecting rod, screw rod, clamping rod, knob, suspending support assembly, mounting block, connecting piece, plug-in lifting ring, positioning pin, positioning hole and support rod, solve the device possibly only rely on single support mode to form stable system, and device and wall connection possibly adopt welding or fixed fixture, cannot adapt to wall flatness difference or different thickness wall problem.

1. Name of the designed product: single support. 2. Use of the designed product: used for supporting electric vehicles or motorcycles. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view.

This invention discloses a laser cutting apparatus and method for fin processing in heat exchanger production, relating to the field of laser cutting technology. Through the alternating lifting design of the first and second support components, an effective support point is always present during the cutting process. When one set of support teeth heats up due to laser irradiation, the other set can immediately switch to working mode, while the original support component is rapidly cooled by immersing it in water containing rust inhibitor, ensuring that the impact of laser energy on itself is reduced during the next support action. This design avoids metal fatigue or deformation caused by prolonged exposure of a single support point to high temperatures from residual laser energy, extending the service life of the first and second support components. Furthermore, the detachable protective sleeves on the support teeth can be easily removed and replaced after damage, thus avoiding the need to replace the entire support component due to damage to the support teeth, saving replacement costs.

The application discloses a catenary line turnout intersection offset amount prediction method based on Revit, which comprises drawing a dynamic coupling model; the dynamic coupling model comprises a single support, a turnout support, a first branch support, a second branch support, a first wrist arm assembly, a second wrist arm assembly, a third wrist arm assembly, a fourth wrist arm assembly, a fifth wrist arm assembly, a first wire and a second wire; the distance between the single support and the turnout support, the distance between the turnout support and the first branch support, the distance between the turnout support and the second branch support, the anchoring point position of the second wire and the distance between the anchoring point and the third wrist arm assembly are adjusted in software; according to the temperature to be simulated and the wire expansion coefficient, the expansion length of the first wire and the second wire is calculated, and the end moving distance of the second wrist arm assembly and the third wrist arm assembly is obtained; the swing angle of the second wrist arm assembly and the third wrist arm assembly is input in the software, and the corresponding line turnout intersection is obtained. The method realizes accurate, efficient and visual prediction of the offset amount, and has high practicability.

The invention relates to the technical field of mining production, in particular to a supporting method used when a tunneling roadway passes through a fracture crushed zone of a water diversion fault, and aims to solve the problems that when the tunneling roadway passes through the fracture crushed zone of the fault at present, due to the fact that the traditional supporting mode of the roadway is single, roadway roof fall and wall caving safety accidents are extremely likely to happen. According to the method, aiming at complex geological characteristics of a river bed and fault intersection area, a combined process of steel arch advanced shape control and concrete arch permanent shape fixation is selected, material mechanics, rock and soil mechanics and engineering construction principles are combined, the integrity of broken rock mass is improved through grouting, and through the synergistic effect of steel arch advanced support and concrete arch support, the shape of the broken rock mass is effectively improved. The stable control of the surrounding rock of the tunneling roadway is realized, the sequential connection of temporary support and permanent support, the overall stress of the steel arch and the rigid bearing of concrete are ensured, an active constraint-passive resistance support body is formed, and the situation that a single support mode is difficult to deal with the surrounding rock instability risk is effectively avoided.

The utility model belongs to the field of substrate glass production, concretely relates to an annealing furnace temperature process adjusting device and substrate glass annealing furnace, including two support parts one and two adjusting stop blocks, two support parts one are used for setting respectively on the furnace body of annealing furnace both sides, single adjusting stop block is slidably arranged on single support part one, the opposite end of two adjusting stop blocks is opposite and is all in the form of step, two adjusting stop blocks can be linearly moved on the corresponding support part one to make two adjusting stop blocks approach each other or be far away, and when two adjusting stop blocks approach each other to close, the stepped region of two adjusting stop blocks is overlapped. The utility model can maintain and strengthen the stability of each forming area temperature in the furnace body, thereby play the adjusting effect to the temperature in the furnace body, assist the establishment of stable temperature gradient in the furnace body, improve the stability of temperature control in the furnace body, thereby improve substrate glass production quality.

This utility model discloses a mobile geotechnical engineering survey measuring device, including three support legs, a rotating platform mounted on the three support legs, and a measuring instrument mounted on the rotating platform. Two of the triangular support legs are equipped with rotating grips, which rotate and merge to the same side, surrounding a single support leg. The sides of the rotating grips abut against the single support leg. This utility model, through the wrapping locking mechanism of the rotating grips, makes the three support legs form a rigid whole during movement, completely preventing loosening and shaking of components. At the same time, the grip handle combined with the self-adaptive nature of the grips significantly reduces handling fatigue. Furthermore, the overall structure simplifies the movement operation to a single-handed action without affecting the stability of the equipment, greatly improving the efficiency and safety of equipment relocation during field surveys.

The utility model discloses a device for lake bank ecological restoration, including track chassis, the top one side fixed mounting of track chassis has electric agitator barrel, the top one side fixed mounting of track chassis has two support seat, and the rotatable connection of two support seat between together has installation rod, and the outer surface one side fixed connection of single support seat has first motor, and the fixed connection between the drive shaft of first motor and installation rod. In the utility model, through setting up electric agitator barrel, can real -time mixing seed mixture, avoid the agglomeration, improve the repair effect, and the fixed pipe and hose assembly of multistage pump cooperation, realize high -pressure delivery, ensure that seed mixture is evenly sprayed, and scissor -fork telescopic frame combines horizontal shift subassembly, can adjust the coverage of spray pipe flexibly, adapts to the lake bank of different width, realizes accurate repair, and first motor and installation rod cooperation can adjust the spray angle of spray pipe, can satisfy the lake bank of different slope.

The invention relates to the technical field of belleville springs, in particular to a variable-stiffness belleville spring set which comprises a spring body, a plurality of receding grooves are formed in the spring body, the receding grooves are circumferentially and evenly distributed in the spring body with the axis of the spring body as the reference, and a supporting claw is formed between every two receding grooves. A horizontal first supporting part is arranged on the outer ring, away from the axis, of the spring body, a second supporting part is arranged at the end, close to the axis of the spring body, of each supporting claw, the second supporting parts are parallel to the first supporting part, and arc-shaped lap joint plates are arranged on the left side and the right side of each second supporting part. All the lap joint plates are located on the same circular ring with the axis of the spring body as the benchmark. According to the belleville spring, one supporting claw is in lap joint with the two supporting claws of the other spring through the lap joint plate, force is evenly dispersed when the supporting claws are stressed, the situation that the supporting claws lose efficacy due to the fact that stress is uneven and exceeds the limit of a single supporting claw is avoided, and the stability of the belleville spring in the using process is improved.

The utility model relates to an automatic stack switching device. The automatic stack switching device comprises a supporting frame, two stack table tops, a driving mechanism and a transmission assembly. The two stacking table tops are arranged on the supporting frames in parallel in a staggered mode in the vertical direction, and each supporting frame can move back and forth in the horizontal direction. And the driving mechanism is arranged on the support frame. The transmission assembly is connected with the driving mechanism and comprises two transmission chains which are arranged on the two sides of the supporting frame respectively and connected with the two stacking table tops respectively, and a transmission shaft is arranged between the two transmission chains. The two transmission chains correspondingly connected with the two stacking table tops are arranged to be matched with the transmission shaft and the driving mechanism, so that the two stacking table tops can be driven by the single driving mechanism to synchronously move in a staggered mode, and the production and manufacturing cost is saved.

The utility model relates to a kind of switch assembly and switch comprising it of automatic reset. The switch assembly includes a button (1), a dial block (2), an actuator (3), support (5) and at least one elastic member (8), dial block (2) can be driven under the button (1) movement;Actuator (3) can be driven by dial block (2) and swing, to switch between the state of switch and disconnect;Dial block (2) is connected to support (5) in the way of being able to rotate and slide relative to support (5);The first end of elastic member is abutted on support (5), second end is abutted on the downside of dial block (2) to bias dial block (2) towards reset position.The utility model uses only single support to install dial block and simultaneously allow it to carry out the action of required sliding and rotating and reset. Reduce the number of components, the assembly process is simplified accordingly, reduce the cost of switch.

The utility model relates to an X-ray detection support, belongs to the technical field of detection supports, in particular to an X-ray detection support with a stable adjusting function, which comprises an H-shaped base, a pair of adjusting rods and a pair of fixing rods are fixedly mounted at two ends and the middle of the surface of the H-shaped base respectively, and a plurality of adjusting holes are equidistantly formed in one side of each adjusting rod. The device further comprises a fixing assembly. The supporting device has a good supporting effect and can be adjusted according to the use angle requirement, and the problems that although a stable adjusting function can be achieved in the prior art, after the supporting device is adjusted to a certain height, due to the fact that the gravity center is high, only a single supporting column is used for supporting, the stability is poor, and the supporting effect is poor are solved. And the detection result is easily influenced due to the interference of the external environment.