632 results about "Parallel arrangement" patented technology

The utility model discloses a tunnel lagging jack installation operation trolley, and belongs to the technical field of tunnel lagging jack installation. The utility model aims to cover the whole section or the section of an upper-middle pilot tunnel of step excavation and simultaneously install a plurality of steel arches. According to the technical scheme, a main portal frame is composed of multiple sets of portal type supports which are longitudinally arranged in parallel, a lifting frame is installed at the rear end of the top of the main portal frame, and a walking mechanism comprises four sets of wheels; the two first lifting guide beams are longitudinally arranged in parallel, each first lifting guide beam is fixed to the rear end of the top of the main portal through two vertical first lifting oil cylinders, and each first lifting guide beam is slidably provided with a plurality of first arch frame supporting bases. The longitudinal sliding device is mounted at the top of the main portal frame; and the two second lifting guide beams are longitudinally arranged in parallel, each second lifting guide beam is fixed to a longitudinal sliding rack in the longitudinal sliding device through two vertical second lifting oil cylinders, and each second lifting guide beam is slidably provided with a plurality of second arch support bases. The device is used for mounting the tunnel lagging jack.

The utility model provides a split mounting type ALC partition wall board which comprises a bearing board, the bearing board comprises a three-dimensional steel bar net rack and a concrete layer covering the three-dimensional steel bar net rack, a plurality of first strip-shaped grooves and first strip-shaped protrusions which are arranged in parallel at intervals are arranged on the two sides of the bearing board, and a plurality of second threaded sleeves are arranged on the two sides of the bearing board; the bearing plate is used as a main body structure, the three-dimensional steel frame net rack is embedded into the bearing plate, and the bearing plate can bear the load; during manufacturing, the threaded sleeve structure is embedded, and the threaded sleeve structure is connected with a steel bar net rack and can be used for being fixedly connected with an adjacent structure.

Disclosed in the present utility model are a lightweight panel, a lightweight baseplate, and a lightweight composite baseplate. The panel has a flat plate shape and comprises: a plurality of unit strips, wherein the plurality of unit strips are sequentially arranged in parallel along the thicknesswise edges or the widthwise edges thereof; and a plurality of adhesive layers, which are provided between adjacent unit strips, wherein the unit strips are sequentially arranged in parallel along the thicknesswise edges thereof, and a plurality of first weight-reduction holes extending in the lengthwise direction and formed on the widthwise edge are distributed on at least one unit strip; or the unit strips are sequentially arranged in parallel along the widthwise edges thereof, and a plurality of first weight-reduction holes extending in the lengthwise direction and formed on the thicknesswise edge are distributed on at least one unit strip; and the positions of the first weight-reduction holes correspond to the widthwise edge of the panel. According to the present utility model, by providing the weight-reduction holes, the air-dry density of the panel is reduced, the bending strength of the panel satisfying use requirements is maintained while reducing the weight, and strength requirements for producing the lightweight baseplate or the lightweight composite baseplate are satisfied.

The utility model discloses a parallel type angle steel machining device which comprises a first conveying frame, a second conveying frame, a first conveying and cutting bearing platform, a second conveying and cutting bearing platform, a first marking portal frame, a second marking portal frame, a first cutting instrument and a second cutting instrument. The first conveying and cutting bearing platform is arranged on one side of the first conveying frame, the second conveying and cutting bearing platform is arranged on one side of the second conveying frame, the first marking portal frame is arranged between the first conveying and cutting bearing platform and the first conveying frame, and the second marking portal frame is arranged between the second conveying and cutting bearing platform and the second conveying frame. A first laser marking head is arranged on the first marking portal frame, a second laser marking head is arranged on the second marking portal frame, the first cutting instrument is arranged at one end of the first conveying and cutting bearing platform, and the second cutting instrument is arranged at one end of the second conveying and cutting bearing platform.

To provide structure for attaching a structural element to a grating flooring material capable of improving attachment strength of the structural element attached on the grating flooring material.SOLUTION: The present invention is directed to structure for attaching a structural element to a grating flooring material, in which a base 6 of the structural element is fixed to a grating flooring material 2 having a plurality of long holes 22 formed in a parallel arrangement along a longitudinal direction of a tread 21 in a long plate shape, on an upper surface of one end side in a longitudinal direction of the long hole, a reinforcing member 4 is provided with one end portion 41, an intermediate portion 42, and the other end portion 43 along the longitudinal direction of the long hole, the one end portion 41 is fixed to the structural element, the intermediate portion 42 is arranged from an upper side to a lower side of the tread 21 by being inserted and arranged in one of the long holes 22 of the grating flooring material 2, and the other end portion 43 is arranged to contact and lock the lower side of the tread 21 closer to the other end side than the other end of any long hole 22.SELECTED DRAWING: Figure 2

The utility model discloses a carriage expanding mechanism with a scissors fork type lifting top, and particularly relates to the field of carriage of motor homes, which comprises a bottom frame, storage boxes are symmetrically mounted at the top end of the bottom frame, a connecting plate is connected between the two storage boxes, a bottom slide rail is mounted in each storage box, and a lifting component is mounted on each bottom slide rail in a matched manner. The two lifting assemblies are provided with top sliding rails in a matched mode respectively, the top ends of the two top sliding rails jointly support a top cover, the storage box and the two connecting plates are connected and matched to form a sealing assembly, an outer frame is welded to the edge of the bottom of the top cover, an inner frame is arranged in the outer frame, a sleeve groove is formed between the outer frame and the inner frame, and the two top sliding rails are both installed in the sleeve groove. And parallel arrangement is realized. The lifting assemblies are symmetrically installed at the bottom of the top cover, lifting is pushed through the electric push rods, the structure is simple, the lifting stroke is large, the installation position is small, automatic storage can be achieved, the overall sealing performance is good after storage, and space in a carriage is not occupied.

The invention relates to a measurement body for checking geometric deviations in a 3-axis machine tool comprising a base plate, a first wall which protrudes perpendicularly from the base plate, a second wall which protrudes perpendicularly from the base plate and is arranged perpendicularly to the first wall. A first row of holes and a second row of holes are formed in the base plate. The first wall is a stepped triangle and comprises a step-shaped region having a plurality of steps, on an upper, exposed region. The second wall is a square wall and comprises a first row of wall holes on an upper, exposed region which extends in parallel with the base plate. The first row of holes is arranged in parallel with the row of step holes and the second row of holes is arranged in parallel with the first row of wall holes.

The present invention concerns a cooking hob (10) comprising a cooktop (14) with at least one cooking zone. The cooktop (14) particularly comprises a glass ceramic plate (24). The cooking hob (10) is configured to be installed in a cut-out (30) of a worktop (22) in a way that at least one outer edge (34) of the cooking hob (10) is allocated or allocatable to a related cut-out edge (36) of the worktop (22). The at least one outer edge (34) of the cooking hob (10) comprises or is configured to receive a frame part (38). The frame part (38) is or comprises a frame bar, which comprises a first area or portion and a second area or portion. The first area or portion comprises fastening means (40) for fastening the frame part (38) to the outer edge (34) of the cooking hob (10) forming a suspended fastening of the cooking hob (10). The second area or portion comprises a support area at a bottom side of the frame part (38), configured to at least partially rest on the cut-out edge (36) or an area close to the cut-out edge (36) of the worktop (22). The first area or portion and the second area or portion are in a side-by-side and / or parallel arrangement and the second area or portion is arranged farther away from a centre of the cooking hob (10) than the first area or portion.

The utility model discloses a kind of coating roller suitable for different specifications flat enameled wire, it is related to enameled wire production technical field, including coating roller, the size of the multiple coating grooves of parallel arrangement on the coating roller is adjusted according to need, to adapt to the coating of different specifications flat enameled wire.This coating roller can adjust the width of coating groove according to need to adapt to the demand of different specifications flat enameled wire.

To provide a three dimensional frame using lumber.SOLUTION: A spatial frame 100 includes a plurality of beam members 110 having a chord member 112 in which lumbers 50 are joined in a lumber axis direction and a plurality of triangular portions 120 which are formed of diagonal members of the lumbers joined to the chord member 112 and are arranged in the lumber axis direction and protrude downward, and in which the triangular portions 120 are arranged in parallel so as to be staggered, and a plurality of connecting members 180 which are configured in a ladder shape by an upper member 182, a lower member 184, and a strut member 186 of the lumbers, are inserted into the triangular parts 120, and in which the upper member 182 is joined to the chord member 112 and the lower member 114 is joined to lower corner parts 122 of the triangular parts 120.SELECTED DRAWING: Figure 4

The utility model provides a kind of protective cover substrate measuring device, it is related to substrate measurement technical field, including position transfer mechanism, rotating mechanism, workpiece placing mechanism and laser probe, rotating mechanism is connected with position transfer mechanism, the rotation axis of rotating mechanism and the axis of laser probe are non-collinear and parallel arrangement.Through the setting of position transfer mechanism, rotating mechanism, workpiece placing mechanism, when measuring, workpiece is placed on placing mesa, annular placing mesa can effectively support workpiece, rotating mechanism drives workpiece rotation, multiple detection points are rotated to laser probe downside to measure respectively, without manual switching, while improving efficiency, avoid the problem of scratch in the process of manual multiple taking and placing, after using the device in the present scheme, the proportion of scratch is reduced from original 3.73% to 0.23%.

The utility model relates to the paste box machine technical field, concretely is a kind of anti-deviation device of high-speed paste box machine, the utility model includes two pieces of installation plate that is left and right parallel arrangement, two installation plates between below fixedly connected with two guide rods, two installation plates between top rotatably connected with two first threaded rods, two first threaded rods left end all pass through left installation plate side edge and are fixedly connected with synchronous wheel, two synchronous wheels are driven connection between through synchronous belt, two installation plates between being provided with moving plate, moving plate lower end is slidably connected with guide rod through guide bushing, and moving plate upper end is screw thread connection with first threaded rod through thread sleeve.The utility model is through the deviation rectification subassembly of mirror image distribution, through the flexible contact of friction belt and paperboard surface, cooperate driving wheel drive and multiple sets of passive wheel support, can correct transverse deviation when paperboard high-speed conveying, and the friction of friction belt is even and adjustable.

The utility model relates to the technical field of cold roll forming equipment, in particular to a cold roll forming equipment guide roller fine adjustment device which comprises a bottom plate, two parallel fixing plates are fixed on the bottom plate at intervals, fixing seats are movably arranged on the inner walls of the fixing plates, and a plurality of guide rollers are movably arranged on the fixing seats. A fine adjustment assembly and a guide assembly are arranged between the fixing base and the fixing plate, the fine adjustment assembly comprises an adjusting rod and an annular sleeve, the annular sleeve is fixedly connected with the fixing base, a handle is arranged at the first end of the adjusting rod, and the second end of the adjusting rod penetrates through a hole site in the fixing plate and then is fixedly connected with the annular sleeve through the fixing assembly. According to the arrangement, the fine adjustment assembly and the guide assembly are arranged between the fixing base and the fixing plate, the fine adjustment assembly is used for adjusting the fixing base so that the fixing base can drive the multiple guide rollers to move relative to the fixing plate, and the guide assembly is used for guiding the fixing base when the fixing base is adjusted. When the fixing base drives the guide rollers to move relative to the fixing plate, the guide rollers cannot deviate.

The utility model relates to saw blade processing device field, concretely is a quenching saw blade base body surface cleaning device. In view of the problem that the oxide skin of quenching saw blade base body surface, quenching oil residue leads to the poor quality and the potential safety hazard of subsequent process, the device includes the side plate of parallel arrangement in the discharge gate of quenching box, and the transmission roll, cleaning roller and first, second blowing device are vertically equipped between side plate, and the waste liquid tank is equipped below. The saw blade base body is horizontally conveyed by the transmission roll, and the first blowing device preblows and washes and removes the loose impurity, and then passes through the cleaning roller and the transmission roll extrusion and peels the stubborn oxide skin and the sticky oil film, and finally is cleaned by the second blowing device secondary blow and washes and removes the residual debris, and the impurity is concentrated and falls into the waste liquid tank. The device improves the impurity removal efficiency through multistage coordinated cleaning, and the elastic self -adaptation roll distance structure adapts to different thickness base body, and the high -temperature resistant material and the waste liquid centralized collection reduce the safety risk, effectively improve the flatness of subsequent pressurized tempering process and reduce the hidden danger of tempering furnace combustion.

The utility model belongs to the technical field of impurity removal equipment, and particularly relates to impurity removal equipment for diluent production, which comprises a tank body provided with a feed port and a discharge port, a feed pipe extending into the tank body is arranged at the feed port, one end of the feed pipe positioned in the tank body is provided with a uniform distribution head, the uniform distribution head is provided with a plurality of feed holes along the axial direction of the tank body, and the feed holes are communicated with the discharge port. A plurality of slotted holes are formed in the radial circumference of the tank body, meanwhile, a first filter screen for primary filtration of a diluent and a second filter screen for secondary filtration of the diluent are sequentially arranged below the uniform distribution head, and the slotted holes are parallel to the axial direction of the tank body; the uniform distribution head is arranged at one end of the feeding pipe located on the tank body, the multiple feeding holes are formed in the uniform distribution head in the axial direction, and the multiple groove holes are formed in the circumferential direction in the radial direction, so that a diluent entering the feeding pipe can be uniformly distributed into the multiple outlets in the axial direction and the radial direction to uniformly fall onto the first filter screen; the dispersing effect on the diluent can be effectively improved, the filtering efficiency is improved, additional energy consumption is avoided, and the energy consumption is prevented from being increased.

The utility model provides a prefabricated double-wall component mold, which belongs to the technical field of prefabricated double walls and comprises an upper bottom flange, a lower bottom flange, a plurality of left flanges, a plurality of right flanges, an upper top flange, a lower top flange and splicing square steel. The number of the upper bottom flange and the lower bottom flange is two, and one of the upper bottom flange and the lower bottom flange is installed on the lower side of the left-right flange. By arranging the upper and lower bottom flanges, the left and right flanges and the upper and lower top flanges and adopting the multi-combined type detachable formwork assembly, after the first wall body is poured, the formwork assembly of the second wall body can be directly installed, then the first wall body is poured, assembling of the two wall bodies is not needed, the construction procedure is simple, and consumed time is short; the product and the mold do not need to be turned over, so that expensive special equipment is not needed, one-time forming is basically achieved, the obtained prefabricated double-skin wall is better in integrity, higher in strength and precision and short in mold turnover time, and the mold cost is greatly reduced.

The present invention provides a wire harness capable of suppressing the degradation of electromagnetic shielding performance. The wire harness (10) has a first wire member (20) and a second wire member (30) of a different system from the first wire member (20). The first wire member (20) has a first wire (21), a cylindrical first braided member (22) surrounding the periphery of the first wire (21), and a first insulating member (23) covering the periphery of the first braided member (22). The second wire member (30) has a second wire (31) and a cylindrical second braided member (32) surrounding the periphery of the second wire (31). The first wire member and the second wire member have a parallel arrangement portion in which the first wire member and the second wire member are arranged side by side. The first insulating member is formed only in a portion along the length of the first braided member. The first insulating member is formed in such a way that it covers the periphery of the first braided member in the parallel arrangement portion.

The utility model relates to the technical field of window installation accessories, and discloses a novel conversion frame water stop strip which comprises a water stop strip body which is arranged between a window outer frame and a window conversion frame, is made of foam cotton materials and is provided with a first convex edge and a second convex edge. The first convex edge and the second convex edge are arranged in parallel to form a glue injection groove, and the glue injection groove is used for injecting glue to abut against the window conversion frame. The water stop strip made of foam cotton is adopted, stable and long-term effective sealing is achieved, and the problems that installation at corners is difficult and sealing is not in place easily are solved.

The utility model relates to the technical field of wood processing equipment, and discloses a wood plate carving machine which comprises two strip-shaped plates, four supporting plates, a conveying belt, a U-shaped plate, a lifting plate, a first electric cylinder, a mounting base, a carving part, a dust removal assembly, an adjusting assembly, four pressing and limiting assemblies, two supporting plates and two lifting assemblies. The two strip-shaped plates are arranged in parallel, the four supporting plates are fixedly installed on the bottom sides of the two strip-shaped plates respectively, the conveying belt is arranged between the two strip-shaped plates, strip-shaped openings are formed in the two strip-shaped plates, and the U-shaped plates are installed in the two strip-shaped openings in a sliding mode. The wood carving machine has the following advantages and effects that stable conveying, pressing and limiting, carving and dust removing operation can be conducted on wood according to needs, meanwhile, the pressing and limiting position can be adjusted according to needs, and therefore the efficiency and precision of wood carving machining can be improved, and damage to the wood can be reduced.

The invention discloses an oblique angle combined and split-flow belt conveyor which comprises a conveyor body and an oblique roller assembly, the oblique roller assembly is installed at the oblique angle of the conveyor body and comprises two corrugated pipes, and the two corrugated pipes which are vertically spaced and arranged in parallel are installed on a rack, located at the oblique angle, of the conveyor body. A belt of the conveyor main body is wound on the two corrugated pipes respectively; the surface of each corrugated pipe is provided with outer arc spherical surfaces and inner arc spherical surfaces which are alternately and coherently distributed. According to the inclined roller assembly, the corrugated pipe structure is adopted, the belt only makes contact with the arc top face of the outer arc spherical face of the corrugated pipe, the contact face is greatly reduced, and therefore when luggage is conveyed, noise can be greatly lowered, meanwhile, the temperature of the belt can be lowered, and smooth luggage conveying and operation efficiency are guaranteed.

The utility model provides an easily expandable assembly type scaffold, including a plurality of support frames of parallel arrangement, the upside of two adjacent support frames is connected through a plurality of treads, the bottom of support frame is detachably equipped with adjusting support and heightening spare, adjusting support and heightening spare cooperation is used for supporting in the working surface as a whole, heightening spare is located between support frame and adjusting support, the top of support frame still is equipped with railing assembly, and the working area interval is formed to the connection of support frame and tread by railing assembly. The utility model is convenient to assemble and disassemble, improves the adaptability of different scenes greatly, can carry out flexible adjustment according to need, guarantees the safe and stable of construction.

The utility model provides three-dimensional antiskid composite dust-free paper which comprises an upper dust-free paper main body and a lower dust-free paper main body which are arranged in parallel up and down, the upper dust-free paper main body is provided with a first dust-free paper composite layer, and the lower dust-free paper main body is provided with a second dust-free paper composite layer. A first adhesive film layer and a second adhesive film layer which are parallel up and down are arranged between the first dust-free paper composite layer and the second dust-free paper composite layer, salient points which are uniformly distributed are arranged on the lower surface of the first adhesive film layer, and grooves which are matched with the salient points are formed in the upper surface of the second adhesive film layer. The friction force of the surface of the composite dust-free paper can be effectively enhanced, the composite dust-free paper is prevented from slipping off during use, stable combination of the upper dust-free paper body and the lower dust-free paper body can be achieved through the convex points and the grooves between the first adhesive film layer and the second adhesive film layer, a user can conveniently use any one of the main bodies independently according to needs, and the use effect is good. And the composite dust-free paper can be easily combined as required, so that the flexibility and the convenience in use are improved.

The utility model discloses a combined screw which comprises a connecting rod, a rubber plug cap is arranged above the connecting rod, a lubricating mechanism is installed on the top of the connecting rod, the lubricating mechanism comprises a lubricating box fixedly arranged on the outer surface of the top end of the rubber plug cap, and the two sides of the inner wall of the bottom end of the lubricating box are symmetrically arranged to be inclined faces. Lubricating sponges are symmetrically and fixedly bonded to the inclined face of the bottom end of the lubricating box, an extrusion plate is arranged above the lubricating sponges in a suspended and parallel mode, a movable rod is vertically fixed to the upper surface of the extrusion plate and movably penetrates through the lubricating box, the upper end of the movable rod penetrates through the shell wall of the lubricating box to extend outwards, and the movable rod is sleeved with a spring. The spring is fixedly connected between the surface of the extrusion plate and the inner wall of the top end of the lubricating box. When the device is used, the movable rod drives the extrusion plate to compress the lubricating sponge, so that lubricating oil filled in the lubricating sponge flows out through the lubricating pipe, then flows into the oil injection channel and overflows through the oil injection hole to lubricate the surface of the screw rod, and the device is very convenient.

The utility model provides a movable pipe joint which comprises a connecting cover and a movable pipe, the movable pipe is a hard pipe, the movable pipe comprises a first pipe part and a second pipe part, the first pipe part is rotatably connected with the connecting cover, a plurality of sealing rings are arranged between the first pipe part and the connecting cover, and the second pipe part is connected with the connecting cover. The first pipe part and the second pipe part are arranged in a non-parallel mode, the connecting cover is provided with a first thread, the second pipe part is provided with a second thread, and the connecting cover is connected with equipment through the first thread and connected with a hose through the second thread, so that the hose can be prevented from being pulled, bent and even deformed in the installation process, and the water passing amount of the hose is prevented from being affected.

The utility model discloses a machine tool material taking and placing machine, including conveying mechanism and manipulator. Conveying mechanism is by horizontal transport subassembly and longitudinal transport subassembly constitute, and horizontal transport subassembly is equipped with upper conveying belt and lower conveying belt of parallel arrangement, and longitudinal transport subassembly realizes short barge conveying belt vertical movement between upper and lower layers through linear drive mechanism, constructs the three -dimensional circulation conveying system of rough piece and finished piece, and tray limiting protruding guarantees workpiece positioning accuracy, and need not visual centering device. Manipulator end clamping subassembly is connected through mounting plate rotatory shaft, and utilizes cylinder drive to prop up the mechanism, and its L shape claw sleeve sets up elastic rubber cover, and can extend into workpiece hole and pass through the action of opening and closing and resist the inner wall, realize the flexible stable capture of the workpiece with the hole. The device improves space utilization rate through three -dimensional conveying layout, and eliminates visual centering dependence in combination with high accuracy clamping and positioning design optimization feeding and discharging process.

The invention discloses a wafer drying device. The wafer drying device comprises a base and at least two top knives, the top of each top cutter is provided with a plurality of top cutter grooves used for placing wafers. The bottom of each top cutter is arranged on the base in parallel, so that the plurality of top cutter grooves of the adjacent top cutters are distributed in a one-to-one correspondence manner; the projections of the notches of the top cutter grooves aligned with the adjacent top cutters in the parallel arrangement direction are at least partially overlapped, and the projections of the bottoms of the top cutter grooves aligned with the same position in the parallel arrangement direction are at least partially staggered, so that a certain included angle is formed between the wafer placed in the top cutter grooves and the vertical plane. According to the technical scheme, through staggered arrangement of the groove openings and the groove bottoms of the adjacent top cutter grooves, the wafers incline backwards or forwards, mutual adsorption or shaking of the wafers due to surface tension of water is avoided, and the watermark problem in the wafer drying process is reduced. The invention further discloses a wafer drying method using the wafer drying device.

The positioning assembly comprises a bottom frame plate, a side frame plate and a supporting plate, the lower end of the side frame plate is rotatably connected with one end of the bottom frame plate along a first axis which is horizontally arranged, the side frame plate is provided with a target structure which is used for the robot to identify a charging position on the charging assembly, and the supporting plate is arranged on the side frame plate. The lower end of the supporting plate is rotatably connected with the other end of the bottom frame plate along a horizontally-arranged second axis, the upper end of the supporting plate is detachably connected with the side frame plates, the supporting plate can rotate around the second axis to be in an unfolded state of being separated from the side frame plates after the opposite side frame plates are detached, and the first axis and the second axis are arranged in parallel; the bottom frame plate, the side frame plates and the supporting plates can rotate to be in a stacked state along the first axis and the second axis. The positioning assembly can be folded, the size of the positioning assembly is greatly reduced after the positioning assembly is folded, and the positioning assembly is convenient to store, package, transport or carry and move.

The utility model relates to tool fixture technical field, concretely discloses a kind of welding tool of annular frame, to fix annular frame, comprising: bottom plate;Multiple first locating plate of parallel arrangement is set on bottom plate, multiple first locating plate forms first locating area;Multiple second locating plate is set on the both sides of first locating area, and second locating plate is higher than first locating plate;Multiple clamping unit is set on bottom plate, and clamping unit is around and is set outside first locating plate, second locating plate, and clamping unit includes clamp and clamping body, and the clamp can drive clamping body rotation and limit annular frame on first locating plate and second locating plate.The utility model can realize the quick positioning clamping fixation of annular, especially rectangular frame, avoid frame to produce deviation in welding process, guarantee the stability and accuracy of welding.

The invention belongs to the field of acoustic devices, and particularly relates to a cross-medium sound transmission enhancement acoustic lens. Comprising a circular cover plate, a cylindrical supporting frame and a positioning ring, a plurality of unit holes are formed in the circular cover plate, and the circular cover plate is fixedly arranged at the end of the supporting frame; and the positioning ring is fixed on the inner wall of the supporting frame. According to the invention, through the parallel arrangement of the plurality of unit holes, the sound lens realizes the cross-medium sound penetration enhancement design; the transmission amplitude of the underwater acoustic lens at multiple frequencies is increased by more than two times, and the transmission gain exceeds 6dB; the working stability of the acoustic lens is further improved; the acoustic lens designed by the invention is simple in structure, a complicated design method is not needed, large-scale manufacturing and application are facilitated, and the cover plate is of an ultrathin structure, so that the requirements of compact structure and light weight can be met; according to the invention, the simple structure can realize cross-medium sound penetration enhancement, can realize cross-medium transmission of sound waves, and has wide application prospects in the fields of underwater detection, cross-medium communication and the like.