152results about How to "Improve support strength" patented technology

Provided are a radial core type brushless direct-current (BLDC) motor and a method of making the same, having an excellent assembly capability of division type stator cores in a double rotor structure BLDC motor. The BLDC motor includes a rotational shaft, an integrated double rotor including an inner rotor and an outer rotor, and a rotor supporter wherein a trench type space is formed between the inner rotor and the outer rotor, and an end extended from the inner rotor is connected with the outer circumferential surface of a bushing combined with the rotational shaft, and an integrated stator wherein one end of the stator is disposed in the trench type space and an extension axially extended from the other end of the integrated stator is fixed to the housing of the apparatus. In the integrated stator, U, V, W phase coil assemblies are formed of a number of core groups including a number of division type cores, wherein for each phase coil assembly, the division type core groups of the U, V, W phase coil assemblies are alternately disposed in an annular form in sequence of the phases, and the respective division type core groups are integrally formed into a single body in annular form by a stator support.

A refrigerator having: an ice storage container in a freezer formed with an opening at a side thereof; an ice breaking part for receiving ice cubes stored in the ice storage container and making shaved ice; a rotating blade which is rotatably provided in the opening; a first discharging part for discharging the ice cubes released to the opening and crushed ice broken by the rotating blade; a second discharging part that communicates with the ice breaking part to cause the ice cubes to be released from the opening and transferred by the rotating blade into the ice breaking part; and first and second discharging levers for opening and closing the first discharging part and the second discharging part, respectively. Thus, the invention provides a refrigerator for selectively distributing and supplying ice stored within an ice storage part to a single transferring unit.

The invention relates to a roadway support truss and a mounting method of the roadway support truss. The roadway support truss comprises a top beam frame, two shoulder-arched frames, two column leg frames, a plurality of anchor rods, a plurality of pins and a concrete bonding layer, wherein the top beam frame comprises two top beam main ribs and two top beam auxiliary ribs; the top beam main ribs and the top beam auxiliary ribs are connected integrally by a plurality of reinforcing ribs; two ends of the top beam frame are welded with connectors with hinge holes respectively; one of the shoulder-arched frames comprises two arched main ribs and two arched auxiliary ribs; the arched main ribs and the arched auxiliary ribs are connected integrally by a plurality of reinforcing ribs; two ends of each shoulder-arched frame are welded with connectors with hinge holes respectively; one of the column leg frames comprises two column leg main ribs and two column leg auxiliary ribs respectively; the column leg main ribs and the column leg auxiliary ribs are connected integrally by a plurality of reinforcing ribs; the top ends of the column leg frames are welded with connectors with hinge holes respectively; the plurality of anchor rods with trays are used to integrally connect a truss by nuts; and concrete mortar is sprayed on a structural member of the roadway truss to form the concrete bonding layer. The roadway support truss can be widely applied to construction support of underground coal mine roadways or underground railway tunnels, and the like.

The invention relates to a convenient and fast assembled goods shelf. The convenient and fast assembled goods shelf comprises a first goods shelf front stand column, a second goods shelf front stand column, a first goods shelf rear stand column, a second goods shelf rear stand column, a first cross beam connected between the first goods shelf front stand column and the first goods shelf rear stand column through a connecting pin, a second cross beam connected between the second goods shelf front stand column and the second goods shelf rear stand column through a connecting pin, a front connecting piece, a rear connecting piece and a goods shelf partition plate, wherein the front connecting piece and the rear connecting piece are connected between the first cross beam and the second cross beam through bolts, and the goods shelf partition plate is inserted between the front connecting piece and the rear connecting piece. Due to the mode, the convenient and fast assembled goods shelf is convenient to assemble and disassemble, supporting strength can also be improved, and manufacturing cost is saved.

The invention provides a tower drum of a wind generating set and a construction method of the tower drum. The tower drum comprises tower drum arc-shaped fragments, long-strip-shaped connecting portions and arc-shaped connecting portions. The long-strip-shaped connecting portions are fixed along the two sides of the tower drum arc-shaped fragments, and the arc-shaped connecting portions are fixed along the bottom edges and top edges of the tower drum arc-shaped fragments. The long-strip-shaped connecting portions and the arc-shaped connecting portions are each provided with a plurality of connecting holes. The cross section of each long-strip-shaped connecting portion is in an L shape, first folded edges are arranged on the outer side edges of the long-strip-shaped connecting portions, and second folded edges of preset height are arranged on the outer arc edges of the arc-shaped connecting portions. The tower drum arc-shaped fragments are spliced and fixed in the circumferential direction to form the tower drum or at least two tower drum segments. By means of the tower drum of the wind generating set and the construction method of the tower drum, the problem that land transportation of a large-diameter tower drum is limited is solved, a manufacturing method is mature, and the manufacturing cost is low.

The invention discloses a concave-convex support-engaged water-stopping pile. The concave-convex support-engaged water-stopping pile comprises a pile body and a pile tip. The pile tip is provided with anchor bars and construction bars. The pile body comprises an upper pile section, a middle pile section and a lower pile section. The top of the upper pile section is provided with a pile cap and construction bars. The lower end of the upper pile section is provided with anchor bars. The upper end of the middle pile section is provided with threaded anchor holes. The lower end of the middle pile section is provided with anchor bars. The upper end of the lower pile section is provided with threaded anchor holes. The lower end of the lower pile section is provided with the pile tip. The two sides of the concave-convex support-engaged water-stopping pile are respectively of a concave-convex shape. The concave-convex support-engaged water-stopping pile has the advantages that the bars are evenly distributed through a long-line pedestal to tension stress overall, the two sides of the support-engaged water-stopping pile are respectively of the concave-convex shape, and spiral stirrups are distributed on the two sides of the support-engaged water-stopping pile; as a result, production on the long-line pedestal can be carried out, labor and efforts are saved, the environment is protected, the productivity is high, product quality is good, the pile can form a tall and straight appearance beneficially, and the beauty and shock resistance are both good; the pile is especially suitable for stopping water in ports, wharfs and deep foundation pits, high in bearing capacity and resistant to collision.

The invention discloses a building steel structure support device. The building steel structure support device comprises an embedded part (1) fixedly embedded on a strip base (a); a positioning sleeve(2) is fixedly welded on the upper top surface of the embedded part (1); the positioning sleeve (2) is totally of a hollow square pipe structure provided with an opening at the top, and a steel column (3) in gap insertion fit with the positioning sleeve (2) is arranged in the positioning sleeve (2); the steel column (3) is totally of a hollow square pipe structure; a base plate (4) is fixedly welded on the lower bottom surface of the steel column (3); and a locking device is arranged in the column (3). The building steel structure support device is simpler in disassembly mode and structure, and meanwhile, effectively improves the support strength of steel structure parts of color plates.

An inner container supporting structure of a low temperature insulation air bottle is used to fasten the inner container of the air bottle to the interior of the outside container and supporting it, with the inner supporting structure making of an extension pipe, whose one end connected to the inner sealing joint of the said inner container, the other end sticking to the inner container to seal it, a supporting piece whose one end linked with the outside sealing joint of the said outside container, and the other end sticking to the extension pipe to support and fasten the inner sealing joint. In this way, the supporting structure can not only improves supporting intensity, effectively reducing heat transmission, but also makes the inner and outside container having more compact structures to improve the transmission efficiency.

The thermal detector includes a support member supported on a substrate. The support member has a mounting portion supporting a thermal detector element, and at least one arm portion connected at one end to the mounting portion and connected at the other end to the substrate. At least one of the mounting portion and the at least one arm portion has a first member disposed towards the substrate, a transverse width of a transverse cross-sectional shape of the first member set to a first width; a second member disposed toward the thermal detector element and facing the first member, a transverse width of the second member set to the first width; and a third member linking the first member and the second member, a transverse width of the third member set to a second width that is smaller than the first width.

The invention discloses a prevention and control method for deep pressure relief and shallow reinforcing of an advanced coal body of a rock burst mine. The prevention and control method comprises thefollowing steps of constructing a pressure relief chamber at an interval of L2 within a range L1 + L2 away from a cutting hole before stoping of a working surface, advancing L2 for the working surfaceafter stoping, continuously constructing a next pressure relief chamber at the interval of L2, through mutual cooperation of the front pressure relief chamber and the rear pressure relief chamber ina structural unit, enabling a pressure relief project to be transferred to a deep part, so that roadway shallow surrounding rock damage caused by the pressure relief project is reduced; and through mutual cooperation of supporting bodies and inner and outer grouting holes in a reinforcing project, enabling an integral grouting reinforcement area to be formed between a front pressure relief hole and a rear pressure relief hole. According to the prevention and control method, the contradiction between rock burst prevention and control of a small coal pillar gob-side roadway and roadway supporting can be effectively solved, high stress borne by a shallow coal body of the working face gob-side roadway is transferred to the deep part, and shallow grouting reinforcement, pressure relief and reinforcement engineering are moved into the pressure relief chambers, so that the influence on the normal work of the working face is further reduced.

The invention relates to a method for transferring graphene by using rosin resin as well as a preparation method and application of a transparent conductive graphene film. The method mainly comprises the steps: (1) dissolving rosin resin into an organic solvent, then, coating the surface of graphene growing on a metal foil substrate, carrying out heating and curing to obtain a rosin/graphene/metal foil complex; (2) removing metal foil by using an etching method or separating rosin/graphene from the metal foil by using an electrochemical stripping method; (3) transferring a rosin/graphene complex to a target substrate, and removing water between graphene and the target substrate by heat treatment; and (4) removing rosin by cleaning to realize the transfer of graphene. By using the method, the surface of the transferred graphene is higher in cleanliness, meanwhile, the integrality and excellent photoelectric property of the graphene film can be favorably kept, and the transparent conductive graphene film can be prepared and is suitable for preparation of and application to devices such as solar batteries and organic light emitting diodes.

The invention discloses a concrete pouring device used for building construction and a construction method of the concrete pouring device for building construction. The concrete pouring device comprises side plates, sealing plates, baffles, a horizontal moving mechanism and a casting compaction mechanism. The sealing plates are fixedly connected to the end portions of the two side plates, and vertical buckling grooves are formed in the inner side faces of the side plates at equal intervals. Each baffle is arranged between the corresponding two adjacent vertical buckling grooves. A strengthening mechanism is arranged on the outer side face of each side plate. The horizontal moving mechanism is located between a first cross beam and a second cross beam. The first cross beam and the second cross beam are connected with the sealing plates and the baffles through first supporting pillars and second supporting pillars. The casting compaction mechanism is connected to the horizontal moving mechanism. The construction method includes the steps of survey setting out, side plate and strengthening mechanism installation, sealing plate and baffle installation, horizontal moving mechanism installation, casting compaction mechanism installation and concrete casting. By means of the construction method, steps are simple, practicability is high, the casting efficiency of concrete is improved,the casting quality is improved, and in addition, the labor intensity of manual operation is greatly reduced.

The invention discloses a support method for a deep soft rock roadway, which includes the following steps: (1) measuring the thickness of the broken rock zone of the surrounding rock of a roadway; (2)determining the relationship between the deformation of the roadway and the creep time; (3) carrying out primary shotcrete support; (4) installing an anchor rod net; (5) carrying out secondary shotcrete support; (6) installing a circular steel bracket; and (7) backfilling the bottom of the roadway. A support method based on concrete-anchor rod net-concrete-shed pipe-steel support is adopted, andthe support structure is rigid-flexible, which can improve the support strength and reduce the number of repairs. The same support structure is also adopted at the bottom of the roadway, and the bottom is backfilled with gravel, which can improve the support strength at the bottom of the roadway and solve the problem of bottom heave. A structure of shed pipe-steel support is adopted, and the shedpipe can withstand a certain amount of deformation, so that the influence of long-term creep deformation of the roadway on the steel support structure can be avoided, and the number of support repairscan be reduced.

The invention belongs to the technical field of bridge construction and especially relates to a bridge damping and noise reduction mounting device. A top end of a pile foundation in the mounting box extends to an upper part of the mounting box; two sliding rails are symmetrically and fixedly mounted at the top of the mounting box; two L-shaped rods are connected to the sliding rails in a sliding manner; the two L-shaped rods are located on the two sides of the pile foundation correspondingly and clamped with the pile foundation; moving rods are slidably connected to the two sides of the mounting box; the two moving rods are in transmission connection with the two L-shaped rods respectively; the pile foundation can be clamped and mounted by moving the two L-shaped rods; and the anchor rodson the two sides can extend to the two sides of a pressing plate and the pile foundation can be stably installed. According to the technical scheme, multiple V-shaped supporting rods and buffer pads are used for supporting the pile foundation, the pile foundation can be stably supported, meanwhile, toughness can be improved, the pile foundation can be prevented from being damaged when being subjected to a large stress, and good shockproof performance is achieved.

The invention provides substrate connector. The substrate connector (1) is provided with a pin head (3) provided with a plurality of pin header contacts (6a)and(6b) and a female header (5) provided with a plurality of female header contacts (19a) and (19b). The female header contacts (19a) and (19b) are provided with female header side connecting part (28) extended along the length direction. The female header side connecting part (28) is provided with an inserting fixing hole (31) extended along the length direction. The inserting fixing hole (31) is formed by an inserting part (31a) and a press-in part (31b). The protrusions (17) the pin header contacts (6a)and(6b) are inserted in the inserting part (31a), and can move toward the length direction of the inserting fixing hole (31), and the protrusions (17) are disposed in the press-in part (31b) in a pressed manner. The substrate connector can be used to realize the low back and the narrow distance simply.

The invention discloses a soil building reinforced wall and a reinforcing method thereof. The soil building reinforced wall comprises a soil wall body, a supporting structure, a tying structure and anet structure, wherein the supporting structure comprises a concrete wall body and a plurality of cobblestones, the cobblestones are embedded in the two wall surfaces of the concrete wall body, the tying structure comprises a plurality of tying strips penetrating through the interior of the soil wall body from top to bottom, and the net structure comprises two nets which are fixed to the two sidesof the soil wall body respectively. The soil building reinforced wall is additionally provided with the supporting structure at the bottom of the soil wall body which is of a stone structure, and thesupporting structure not only improves the supporting strength of the bottom of the soil wall body but also is waterproof and dampproof. The tying structure consisting of the tying strips penetratingthrough the interior of the soil wall body from top to bottom is additionally arranged in the soil wall body and enhances the integral strength of the soil wall body, so that the soil wall body is safer and more stable. The net structure is additionally arranged on the two side wall surfaces of the soil wall body and can prevent stone blocks from getting loose.

The invention discloses a method for allowing a shield to pass through a river-near air shaft. The method comprises the following steps: 1) early-stage preparation; 2) installing a supporting frame; 3) pouring a foam concrete layer; and 4) shield passing through. Through the design of the supporting frame, the overall structural strength of the subsequently poured foam concrete layer is ensured, the foam concrete layer is not easy to deform or permeate outwards, the foam concrete is convenient to pour and mold, the supporting frame does not need to be disassembled subsequently, the supportingframe is maintained, a shield crossing area is formed by a supporting layer and the foam concrete layer, the subsequent shield can conveniently pass through the air shaft, the idle pushing phenomenonis avoided when the shield passes through the air shaft, the construction risk that the shield passes through the river-near air shaft is effectively reduced, when the shield is pushed and spliced into segments, the segments are conveniently and practically mounted, the segments are directly mounted on the tunnel wall formed by the foam concrete, and the lateral surfaces of the segments are limited by the foam concrete, so that the segments are not easy to deform transversely.

The invention discloses a double-support flange machining machine. The machine is used for machining a flange on equipment on site, and the main shaft of the double-support flange machining machine issequentially provided with an inner supporting plate, a knife rest and a shaft sleeve, plurality of screw holes are formed in the outer edge surface of the inner supporting plate, screw rods are arranged in the screw holes, supporting legs are arranged at the outer ends of the screw rods, a rotating arm is arranged on the knife rest, a feeding screw and a feeding motor are arranged on the rotating arm, a feeding screw is arranged on the feeding screw, a sliding knife holder is arranged on the feeding nut, an organic frame is arranged on the shaft sleeve, an outer supporting plate is fixedly arranged on the machine frame, the rotating motor, a plurality of pull rods are uniformly distributed on the periphery of the outer support plate, a pull rod nut is arranged at the outer end of each pull rod, the rotary motor drives the shaft sleeve to rotate, the longitudinal pushing motor is provided with a longitudinal pushing screw, a longitudinal pushing nut on the longitudinal pushing screw is provided with a connecting plate, the connecting plate is fixedly connected with the main shaft, the inner supporting plate is arranged in the flange hole, the pull rod is connected with the flangebolt hole, and therefore the rack is fixed on the flange plate, high-precision machining and repairing can be carried out on the butt joint surface of the flange on site, the repairing difficulty andthe repairing cost are reduced, the repairing efficiency is improved, and the working time is saved.

The invention relates to an assembling structure of a camera module and an assembling method for reducing dimension of the camera module. The camera module comprises a lens barrel frame, an image sensor chip and a printed circuit board. At least one side of the lens barrel frame is provided with a gap. Partial sidewall of the lens barrel frame is eliminated, thereby realizing a purpose of reducingthe dimension of the camera module.

The invention discloses a framework that is convenient for adjusting the height and a manufacture method thereof; the framework comprises a top edge bar, a bottom edge bar, and an annular side plate;the top edge bar and the bottom edge bar are respectively fixedly connected on top and bottom of the annular side plate; a grid is arranged inside the annular side plate. The manufacturing method comprises frame processing, grid processing, elevation mechanism processing, and framework insulation. The framework is simple in structure, strong in practical value, can effectively improve the framework ventilation effect, can adjust the grid height positions according to growth demands of different insects, and is flexible and convenient in usage.

The invention discloses a thin spraying material for reinforcement and dust sticking of a roadway and a preparation method. The thin spraying material comprises 5% to 10% of sodium carboxymethylcellulose, 10% to 15% of acrylic acid, 20% to 25% of polyaluminum chloride, 0.05% to 0.1% of an initiator, 0.01% to 0.05% of hydrochloric acid, 0.01% to 0.05% of an initiator, 0.01% to 0.05% of a cross-linking agent and the balance of water. The sodium carboxymethylcellulose is used as a matrix, reacts with the acrylic acid by grafting modification to form an intermediate product, and then a strong spraying material is prepared from the intermediate product and the polyaluminum chloride under the coordinating chelating action; and when the thin spraying material is sprayed to concrete and the surface of an anchor net, the thin spraying material can take effects of carrying out secondary reinforcement on surrounding rocks and preventing air leakage of the roadway, supporting intensity of the roadway can be greatly improved and a great volume of dust carried in wind flow can be greatly stuck.

An angular adjusting mechanism for use in a massage device of a massage machine comprises a frame including a swing seat axially disposed thereon for pivotally rotating the angle and including upper and lower massage rollers provided thereon, and between the frame and the swing seat being defined with an angular adjusting mechanism, wherein the angular adjusting mechanism includes a bush axially fixed on the frame, the swing seat includes a driver attached thereon for urging the rotation of a screw, and another end of the screw screws with the bush; thereby during the rotation of the screw, the screw may vertically displace along the bush and actuate the swing seat to axially rotate along the frame for adjusting the swing angle and increasing the support strength of the upper and lower massage rollers.

The invention belongs to the field of bridge pile foundations, and particularly relates to a bridge pile foundation construction anti-vibration device. The device is characterized in that supporting columns are slidably mounted at the tops of sleeve bases on the top of a mounting plate correspondingly, a drilling machine is fixedly mounted at the bottom of a transverse plate at the tops of the twosupporting columns, the bottom of an output shaft of the drilling machine penetrates through the top of the transverse plate and extends to the lower portion of the transverse plate, the bottom of adrill bit penetrates through the top of a steel casing on one side of the mounting plate and extends into the steel casing, a rolling groove is formed in the top of a fixing plate at the top of the steel casing, an arc-shaped plate is detachably mounted at the top of a rolling ball on the inner wall of the bottom of the rolling groove in a rolling mode, and sliding blocks slidably connected with two transverse columns are slidably mounted at the tops of two supporting plates at the top of the mounting plate correspondingly. According to the device, vibration and movement of the drilling machine are buffered and damped through first springs, second springs and buffer springs, vibration in the pile foundation construction process can be prevented, a position of the drill bit is limited through the steel casing, position deviation of the drill bit in the drilling process is prevented, and the precision in the pile foundation drilling process can be effectively improved.

The invention discloses a table-top bracket, which comprises a base, an arm mechanism and an equipment installation device. The base can be detachably and fixedly installed on the desktop. The arm mechanism includes an arm front connecting piece, an arm rear connecting piece, an upper support, a lower The support adjustment device and the elastic support device, the arm rear connector is installed on the base, the equipment installation device is installed on the arm front connector, the arm front connector, the upper support, the arm rear connector and the lower support are hinged one by one to form a parallel Quadrangular structure, the upper and lower ends of the adjustment device are hingedly connected with the upper support and the lower support respectively, and the two ends of the elastic support device are connected with the adjustment device and the upper support respectively, the length of the elastic support device can be elastically stretched, and the adjustment of the present invention is convenient and labor-saving. The weight range of hanging electronic equipment is large, the installation height and pitch angle position of electronic equipment are stable, and the tray can ensure a horizontal state, which is easy to adjust and comfortable to use.

The invention discloses a gas-gas type heat exchanger, and belongs to the technical field of heat exchange equipment. The gas-gas type heat exchanger comprises an upper plate sealing part located at the upper end, a lower plate sealing part located at the lower end, and a plurality of heat exchange tubes arranged between the upper plate sealing part and the lower plate sealing part. The heat exchange tubes form a heat exchange tube bundle. A shell pass fluid inlet and a shell pass fluid outlet are formed around the heat exchange tube bundle. A side plate used for separating out the shell pass fluid inlet and the shell pass fluid outlet is further arranged. The gas-gas type heat exchanger further comprises middle corrosion-resistant heat exchange tube pore plates. The gas-gas type heat exchanger is reasonable in structure, the supporting strength of the upper plate sealing structure to the heat exchange tubes is high, the lower plate sealing structure and lower pore plates form a buckling connection structure by means of the heat exchange tubes, the heat exchange tubes can be restrained in times of shrinkage, and shrinkage of the heat exchange tubes can be prevented.

The invention relates to a surrounding rock stability control method for a deep ultra-large section dense chamber group. The technical problem that existing deep ultra-large section chamber surrounding rock is unstable is solved. The method comprises the following steps that geological conditions of coal and rock masses are analyzed, and physical and mechanical parameters of the coal and rock masses are measured; support parameters are determined according to the chamber surrounding rock deformation rule and the chamber surrounding rock stability mechanism under the high stress condition; theposition and the size of an ultra-large section chamber are determined according to the analysis result and the surrounding rock physical and mechanical parameters; tunneling is performed in a drilling and blasting mode; according to the support parameters, a combined supporting mode of a metal net, anchor rods, anchor cables and sprayed concrete is adopted for supporting the arch-shaped ultra-large section of the chamber; and the coal seam is mined, and gangue generated in the post-mining area is used for backfilling into the goaf of the pre-mining area. According to the method, the construction process of the deep ultra-large section chamber is perfected, the supporting strength is improved, the deformation of the surrounding rock of the chamber is controlled to be stabilized within an allowable range for a long time, later maintenance of the chamber is reduced, secondary supporting is avoided, and meanwhile green mining is achieved.

The invention discloses a supporting structure of a foundation pit. The side face of the foundation pit is supported through a sprayed anchor net, the sprayed anchor net is provided with an anchor pipe inserted into the interior of the side face of the foundation pit and is divided into an upper half part and a lower half part in a waist-shaped part on the side face of the foundation pit; a plurality of steel pipe piles are inserted into the side face of the foundation pit along the part where the upper half part of the sprayed anchor net is connected with the lower half part; the bottoms of the steel pipe piles are embedded into the bottom of the foundation pit; and the steel pipe piles are vertical to the horizontal plane. According to the supporting structure of the foundation pit, the plurality of steel pipe piles are inserted into the waist-shaped part on the side face of the foundation pit through the sprayed anchor net, so that the supporting strength is higher, and the potential safety hazard can be avoided.

A portable electronic apparatus comprises a tablet apparatus and a peripheral apparatus. The tablet apparatus comprises a magnetic absorbing unit near an edge of the tablet apparatus. The peripheral apparatus comprises an operating interface, a supporting structure and a magnetic unit. A groove is formed in the supporting structure. The magnetic unit is arranged on the supporting structure and is pivoted to the operating interface. When the tablet apparatus is supported by the peripheral apparatus to stand, the edge of the tablet apparatus butts against the groove, and the magnetic absorbing unit is in magnetic connection with the magnetic unit.

The invention discloses an anti-collision packaging box for figs, comprising a main body of the packaging box, the main body of the packaging box is a cubic structure, the main body of the packaging box includes a protective outer shell and a protective inner shell, and a protective outer shell is arranged outside the protective inner shell And there is a buffer gap between the protective outer shell and the protective inner shell, each of the buffer gaps is provided with a support frame, and the support frame forms a rectangular support frame, and the diagonal lines of the rectangular surfaces formed by the four adjacent support frames They are all fixedly connected with support rods, buffer foam is arranged in the triangular area formed by the support rod and the support frame, and buffer springs are arranged equidistantly along the width direction in the buffer foam, and the inside of the protective inner shell is sequentially stacked. Put the set with a protective frame. The invention is novel in design, convenient in use, greatly improves the supporting strength and cushioning performance of the packaging box, more effectively protects the figs inside and prevents them from being damaged, and is suitable for popularization and use.

The invention discloses a construction method of a porous pavement. The problems that in the flood season, a basic pavement layer of a porous pavement in the prior art is likely to be soaked softly byaccumulated water, strength is reduced, and an upper porous brick layer settles are solved. The method is technically characterized in that the method includes the steps that a roadside ditch is excavated, wherein an excavator is used for excavating the roadside ditch for containing a pavement layer; a leveling basic layer is built, the bottom face of the roadside ditch is trimmed, so that the bottom face is level, the bottom face of the roadside ditch is compacted through a road roller and paved with graded broken stone, and the upper surface of the graded broken stone is level; a basic pavement layer is built on the leveling basic layer, supporting bodies are arranged at intervals, and filling spaces used for filling porous base bodies are formed between the supporting bodies; the filling spaces are filled with the porous base bodies, and a supporting face used for supporting a porous face layer is formed by the porous base bodies and the upper ends of the supporting bodies; the porous face layer is built on the basic pavement layer; and a road is maintained. The method has the beneficial effects that the strength of the pavement is improved, and a pavement settlement phenomenonis reduced.