An assembled helipad

Abstract

The present application relates to the technical field of parking apron, and proposes an assembled helicopter parking apron, which is arranged on a high-rise roof and ground and further comprises: a whole frame structure apron support frame formed by interconnecting and locking a first support pipe and a second support pipe of modular design, a modular frame body is laid on the apron support frame and locked, thereby forming a whole parking apron, the first support pipe and the second support pipe can enhance the bearing strength of the connecting part after being connected and locked, are suitable for hoisting and transportation and rapid assembly on site, the modular design of the parking apron meets the take-off and landing requirements of different areas of various types of helicopters, solves the technical defects of the prior art, such as high difficulty, environmental pollution, long construction period, high construction cost and complex design of the connecting part of the steel-aluminum structure parking apron, and the parking apron cannot be disassembled, moved and reassembled after being built, and cannot be added or modified on the already built high-rise building, and the parking apron can realize the advantages of lightweight design, factory production standardization and on-site assembly convenience.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of parking apron, in particular to an assembled helicopter parking apron. BACKGROUND

[0002] At present, the domestic helicopter parking apron is mainly built by concrete, and a small amount of steel structure and all-aluminum structure are built. Due to the limitation of various environmental conditions and material cost control, the construction is difficult and the cycle is long, and the environment is polluted. Because the cement and steel structure material design of the parking apron is heavy and has safety hidden danger, the overall engineering cost of the whole building is also increased; and all the parking aprons except the cement structure, the frame structure design is often welding process, which cannot be removed and reinstalled; and the construction engineering cycle is long, and it is difficult to design and build according to the area required by different helicopters. SUMMARY

[0003] The present application provides an assembled helicopter parking apron, which solves the problem of welding process in the frame structure design of all parking aprons except cement structure in the related art, and the problem of long construction engineering cycle and difficulty in targeted design and construction according to the area required by different helicopters.

[0004] The technical scheme of the present application is as follows:

[0005] An assembled helicopter parking apron, comprising: a plurality of first support pipes and a plurality of second support pipes, the plurality of first support pipes and the plurality of second support pipes are arranged and connected to form a parking apron support frame, the first support pipe has a first connecting groove and a first support hole arranged alternately, the first support hole penetrates the first connecting groove, the second support pipe has a second connecting groove and a second support hole arranged alternately, and the second support hole penetrates the second connecting groove;

[0006] A first plug-in pipe is connected with the first connecting groove by plug-in connection, and is used to connect two first support pipes, and the first plug-in pipe has a first support groove inside;

[0007] A first connecting pipe is connected with the first support groove by plug-in connection or connected with the second support hole;

[0008] A second connecting pipe is connected with the first support hole by plug-in connection;

[0009] A second plug-in pipe has a second support groove, the second connecting pipe is connected with the second support groove by plug-in connection, and the second plug-in pipe is connected with the second connecting groove by plug-in connection.

[0010] As a further technical scheme, the first connecting pipe and the second connecting pipe are the same in structure and both have a support slot; further comprising:

[0011] The support column is connected with the support slot in a plug-in manner.

[0012] As a further technical solution, the plateau support frame further comprises:

[0013] The arc-shaped connecting structures are connected to form a ring-shaped support frame, and the first support pipe and / or the second support pipe is connected with the ring-shaped support frame in a plug-in manner.

[0014] As a further technical solution, it further comprises:

[0015] The first support pipe and the second support pipe are connected at the intersection to form a cross-shaped connecting portion, and the plateau support frame has a plurality of cross-shaped connecting portions;

[0016] The fixing member has a cross-shaped groove connected with the cross-shaped connecting portion in a plug-in manner, and the fixing member is arranged at the lower part of the cross-shaped connecting portion in a plug-in manner.

[0017] The first support pipe and the second support pipe have the same structure.

[0018] As a further technical solution, it further comprises:

[0019] The first shock-absorbing pad is arranged on the fixing member, and the fixing member is in contact with the ground through the first shock-absorbing pad.

[0020] The second shock-absorbing pad is arranged at the lower end of the plateau support frame and supports the plateau support frame together with the first shock-absorbing pad.

[0021] As a further technical solution, it further comprises:

[0022] The frame body has a plurality of frame bodies which are connected to form a plateau plate, and a helicopter is parked on the plateau plate, the frame body is arranged on the plateau support frame, and the frame body comprises:

[0023] The connecting plate has a honeycomb block and an anti-seismic column.

[0024] The protective plate has two protective plates arranged on the upper and lower sides of the connecting plate, and the lower protective plate is arranged on the plateau support frame.

[0025] As a further technical solution, the frame body has a through hole, the first support pipe has a sliding groove, and the technical solution further comprises:

[0026] The sliding block is arranged in the sliding groove in a sliding manner, and the sliding block has a bolt hole.

[0027] The fastening bolt connects the frame body and the plateau support frame through the through hole and the bolt hole.

[0028] As a further technical solution, it also includes:

[0029] Magnet and stainless steel, the magnet and stainless steel are arranged on the slider and located on both sides of the bolt hole,

[0030] Positioning iron is arranged on the protective plate, and the positioning iron is opposite to the magnet.

[0031] As a further technical solution, it also includes:

[0032] The protective plate has a lamp hole;

[0033] Indicator light is arranged in the lamp hole.

[0034] As a further technical solution, it also includes:

[0035] The connecting plate is provided with a hole, and the protective plate is provided with a avoiding hole;

[0036] Locking bolt is arranged in the hole;

[0037] Protective cover is detachably arranged in the avoiding hole and located above the locking bolt.

[0038] The beneficial effects of the present application are: in the present application, the first support pipe and the second support pipe are arranged longitudinally and transversely to form a plateau support frame, the mutual insertion of the first plug-in pipe, the second plug-in pipe, the first connecting pipe and the second connecting pipe can realize mutual connection, increase the connection strength and improve the stability, realize the rapid installation of the whole helipad with a special internal plug-in connection mode, can be quickly assembled, has fast construction speed and does not pollute the environment, is convenient for the later maintenance and repair work, at the same time, also effectively reduces the cost of the helipad. BRIEF DESCRIPTION OF DRAWINGS

[0039] The present application will be further described in detail below in combination with the drawings and specific embodiments.

[0040] Figure 1 It is a structural plan view (circular structure) of the present application;

[0041] Figure 2 It is a structural schematic diagram (circular structure) of the plateau support frame and the annular support frame of the present application;

[0042] Figure 3 It is a structural schematic diagram of the first support pipe and the first plug-in pipe of the present application;

[0043] Figure 4 It is a structural schematic diagram of the first connecting pipe and the support column of the present application;

[0044] Figure 5 A connection structure diagram of the first support pipe and the second support pipe of the present application;

[0045] Figure 6 A connection structure diagram of the first support pipe and the second support pipe, the fixing member, the first shock-absorbing pad, the second shock-absorbing pad, the sliding block, the fastening bolt, the magnet, and the stainless steel of the present application;

[0046] Figure 7 A structure diagram of the fixing member of the present application;

[0047] Figure 8 A structure diagram of the sliding block, the magnet, and the stainless steel of the present application

[0048] Figure 9 A structure diagram of the storage state of the present application;

[0049] Figure 10 A top view structure diagram of the storage state of the present application;

[0050] Figure 11 An exploded structure diagram of the frame body of the present application (the connection plate is square)

[0051] Figure 12 A structure diagram of the connection plate and the lock bolt of the present application;

[0052] Figure 13 A structure diagram of the connection plate of the present application (the connection plate is fan-shaped)

[0053] In the figure, 1, terrace support frame; 2, first support pipe; 201, first connecting groove; 202, first support hole; 203, sliding groove; 3, second support pipe; 4, first plug-in pipe; 401, first support groove; 5, first connecting pipe; 6, second plug-in pipe; 7, second connecting pipe; 8, support plug-in groove; 9, support column; 10, cross connecting part; 11, fixing member; 1101, cross recess; 12, arc connecting structure; 13, ring-shaped support frame; 14, first shock-absorbing pad; 15, second shock-absorbing pad; 16, frame body; 1601, connection plate; 1602, honeycomb block; 1603, shock-resistant column; 1604, protective plate; 1605, through hole; 17, sliding block; 1701, bolt hole; 18, fastening bolt; 19, lamp hole; 20, hole; 21, avoiding opening; 22, lock bolt; 23, protective cover; 24, starting power supply; 25, magnet; 26, stainless steel. DETAILED DESCRIPTION

[0054] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort are within the scope of protection of the present application.

[0055] As shown in the figure, the embodiment provides an assembled helicopter parking apron, which further comprises: Figures 1-13 The first support pipe 2 and the second support pipe 3 are arranged in a plurality of numbers, and the plurality of first support pipes 2 and the second support pipes 3 are arranged and connected to form the apron support frame 1. The first support pipe 2 has a first connecting groove 201 and a first support hole 202 arranged alternately, and the first support hole 202 penetrates the first connecting groove 201. The second support pipe 3 has a second connecting groove and a second support hole arranged alternately, and the second support hole penetrates the second connecting groove.

[0056] The first plug-in pipe 4 is plug-in connected with the first connecting groove 201 and is used for connecting two first support pipes 2. The first plug-in pipe 4 has a first support groove 401 inside.

[0057] The first connecting pipe 5 is plug-in connected with the first support groove 401 or connected with the second support hole.

[0058] The second connecting pipe 7 is plug-in connected with the first support hole 202.

[0059] The second plug-in pipe 6 has a second support groove, and the second connecting pipe 7 is plug-in connected with the second support groove. The second plug-in pipe 6 is plug-in connected with the second connecting groove.

[0060] In the embodiment, the traditional helicopter parking apron is mainly built by concrete, and a small amount of steel structure and full aluminum structure are built. Therefore, an assembled structure is designed. Specifically, in order to improve the connection and support strength, the first plug-in pipe 4 is plug-in connected in the first support pipe 2, and the second plug-in pipe 6 is plug-in connected in the second support pipe 3. When connected longitudinally, the first connecting pipe 5 is plug-in connected in two adjacent first support grooves 401, and two adjacent first support pipes 2 are connected. When connected transversely, the second connecting pipe 7 is plug-in connected in two adjacent second support grooves, and two adjacent second support pipes 3 are connected. When connected longitudinally and transversely, the first connecting pipe 5 is connected with the second support hole, and the second connecting pipe 7 is connected with the first support hole 202, which is used for connecting the first support pipe 2 and the second support pipe 3. Thus, a plurality of forms of connecting pieces are formed, the adaptability is improved, and the connection strength is ensured.

[0061]

[0062] ​Further, the first connecting pipe 5 and the second connecting pipe 7 are of the same structure and each has a support slot 8; and the support column 9 is in plug-in connection with the support slot 8.

[0063] In the embodiment, the first connecting pipe 5 and the second connecting pipe 7 are of the same structure to reduce the assembly difficulty and improve the factory production and assembly efficiency; and the support column 9 is designed to further improve the support strength and the connecting strength.

[0064] Further, the apron support frame 1 further comprises a plurality of arc-shaped connecting structures 12, the arc-shaped connecting structures 12 are connected to form a ring-shaped support frame 13, and the first support pipe 2 and / or the second support pipe 3 are in plug-in connection with the ring-shaped support frame 13.

[0065] When the helicopter takes off and lands, the circular structure can make the air flow around more uniform and stable, and in the embodiment, the arc-shaped connecting structures 12 are connected to form the ring-shaped support frame 13, the ring-shaped support frame 13 is connected to the periphery of the apron support frame 1 to form a circular apron, and the stability during the take-off and landing of the helicopter is improved.

[0066] The arc-shaped connecting structure 12 can adopt the same structure and connecting mode as the first support pipe 2, the first plug-in pipe 4, the first connecting pipe 5 and the support column 9, and is pre-bent and processed into the required arc shape in the factory and then installed and connected to the apron support frame 1.

[0067] The arc-shaped connecting structure 12 can also adopt other connecting pieces meeting the connecting strength and weight requirements;

[0068] Meanwhile, the first support pipe 2 and the second support pipe 3 can be further installed and connected outside the arc-shaped connecting structure 12, so that the apron can be expanded and reduced according to different area requirements, and the adaptability and convenience are improved, and the arc-shaped connecting structure 12 is further installed at the outermost periphery.

[0069] Further, the first support pipe 2 and the second support pipe 3 are connected at the intersection to form a cross-shaped connecting part 10, the apron support frame 1 has a plurality of cross-shaped connecting parts 10; the fixing piece 11 has a cross-shaped recess 1101 in plug-in connection with the cross-shaped connecting part 10, and the fixing piece 11 is in plug-in connection with the lower part of the cross-shaped connecting part 10; and the first support pipe 2 and the second support pipe 3 are of the same structure.

[0070] In this embodiment, the parking apron can be built on a building with a height of more than 100 meters according to actual needs, and used as a fire emergency rescue safety platform. Higher buildings are easily affected by weather, such as strong winds, rain and snow, etc., so the stability of the apron support frame 1 is very important, and therefore the fixing member 11 is designed. After the apron support frame 1 is installed, there are multiple cross connection parts 10 at the longitudinal and transverse connections of the first support pipe 2 and the second support pipe 3, which match the cross grooves 1101 of the fixing frame.

[0071] After the first support pipe 2 and the second support pipe 3 are longitudinally and transversely connected, the fixing member 11 is installed at the cross connection part 10, so that the cross groove 1101 of the fixing member 11 is clamped with the cross connection part 10, and the fixing member 11 is in contact with the ground.

[0072] In order to further improve the assembly process and the convenience of storage after disassembly, the fixing member 11 can also be used for storage. Specifically, as the periphery of the apron support frame 1, the cross groove 1101 of the fixing member 11 is connected with the cross connection part 10 formed by two (or one) second support pipes 3 and one (or two) first support pipes 2; at other parts of the apron support frame 1, the cross groove 1101 of the fixing member 11 is connected with the cross connection part 10 formed by one first support pipe 2, one second support pipe 3 and the adjacent first support pipe 2 or second support pipe 3.

[0073] Therefore, when the apron support frame 1 is disassembled, the first support pipe 2 and the second support pipe 3 are formed separately, and can be vertically placed in the cross groove 1101 of the fixing member 11 for storage and arrangement, and the side surface of the cross groove 1101 abuts against the side surface of the first support pipe 2 or the second support pipe 3, which can play a certain fixing role, facilitating transportation, and the like. Figure 8 , Figure 9 When assembly is needed, the vertically placed first support pipe 2 and second support pipe 3 in the cross groove 1101 are placed horizontally, which can realize quick connection and position fixation of the fixing member 11, and improve the assembly efficiency.

[0074] Further, it further includes: a first shock-absorbing pad 14 arranged on the fixing member 11, and the fixing member 11 is in contact with the ground through the first shock-absorbing pad 14; and a second shock-absorbing pad 15 arranged at the lower end of the apron support frame 1, which supports the apron support frame 1 together with the first shock-absorbing pad 14.

[0075] In this embodiment, the helicopter in the process of taking off and landing, there is often a certain vibration transmission, because the helipad is often built on the top of high-rise buildings, vibration transmission may have offset effect on the support frame 1, and have a certain impact on the stability of the building, therefore, in order to improve the safety, and the buffer when the helicopter landing, the first shock pad 14 is designed on the fixed part 11, which can provide a certain buffer spring, the second shock pad 15 is arranged below the support frame 1 without the first shock pad 14, the total height of the lower end of the fixed part 11 and the first shock pad 14 is the same as the height of the second shock pad 15, so that the first shock pad 14 and the second shock pad 15 together support the support frame 1, and at the same time, the support frame 1 remains horizontal and stable.

[0076] Further, it further comprises a frame body 16, a plurality of frame bodies 16 are spliced to form a helipad plate, a helicopter is parked on the helipad plate, the frame body 16 is arranged on the support frame 1, and the frame body 16 comprises:

[0077] The connecting plate 1601 has a honeycomb block 1602 and a shock column 1603.

[0078] The protective plate 1604 has two protective plates 1604 arranged on the upper and lower sides of the connecting plate 1601, and the lower protective plate 1604 is arranged on the support frame 1.

[0079] In this embodiment, as a preferred, the connecting plate 1601 can be filled with stainless steel, the honeycomb block 1602 can be increased in a matrix manner, and the shock column 1603 structure can effectively enhance the plate surface pressure intensity, and the upper and lower installed protective plates 1604 can be aluminum alloy panels with anti-skid function, and the installation mode can be brazing composite; when the helicopter lands, the protective plate 1604 on the upper side of the connecting plate 1601 is contacted, the connecting plate 1601 is provided with a lap joint groove around the connecting plate 1601, the adjacent connecting plates 1601 can be connected through the lap joint groove, and the connecting plate 1601 can be square or fan-shaped.

[0080] Further, the frame body 16 has a through hole 1605, the first support pipe 2 has a sliding groove 203, and the sliding block 17 is slidably arranged in the sliding groove 203, the sliding block 17 has a bolt hole 1701; the fastening bolt 18 connects the frame body 16 and the support frame 1 through the through hole 1605 and the bolt hole 1701.

[0081] In the embodiment, when the frame body 16 is fixedly installed on the lawn support frame 1, the sliding block 17 is slid to a position with good connection strength and fixing stability, the frame body 16 is placed on the lawn support frame 1, further, a bolt is used to pass through the through hole 1605 and is screwed with the bolt hole 1701, so that the frame body 16 is fixed on the lawn support frame 1. Based on the above scheme, the through hole 1605 is arranged on the protective plate 1604 and the connecting plate 1601.

[0082] Further, the magnet 25 and the stainless steel 26 are arranged on the sliding block 17 and located on both sides of the bolt hole 1701, and the positioning iron is arranged on the protective plate 1604 and is opposite to the magnet 25 in position.

[0083] In the embodiment, the magnet 25 is arranged on the sliding block 17, after the protective plate 1604 is placed on the lawn support frame 1, the magnet 25 and the positioning iron on the protective plate 1604 are magnetically attracted to each other, so that the frame body 16 is preliminarily positioned, the adjacent connecting plates 1601 are connected to each other to be tightly fitted and confirmed in position, and after the installation standard is met, the fastening bolt 18 is used for fixing, when deviation or other problems occur, the installation adjustability in the installation process is improved, re-loosening and fastening of the fastening bolt 18 is avoided, and the construction efficiency is improved.

[0084] When the first support pipe 2 and the second support pipe 3 are stored, the sliding grooves 203 of the adjacent first support pipes 2 and the second support pipes 3 correspond to each other, and the sliding block 17 is arranged in the sliding groove 203. Figure 9 At this time, after the sliding block 17 in the sliding groove 203 moves, the magnet 25 and the stainless steel 26 of the two adjacent pipes are magnetically attracted to each other, the stability of mutual cooperation of the first support pipe 2 and the second support pipe 3 in the storage process is improved, the two sliding blocks 17 are tightly attracted to each other and are fitted with the wall of the sliding groove 203, the friction is increased, the sliding block 17 is prevented from falling and being lost, a third first support pipe 2 or a second support pipe 3 can be placed, the carrying capacity is improved, the third pipe has the fixing piece 11 on both sides to limit the position and has a certain stability.

[0085] Further, the protective plate 1604 has the lamp hole 19, and the indicator lamp is arranged in the lamp hole 19.

[0086] In this embodiment, the new auxiliary light system is added on the basis of the helipad navigation light installed according to the relevant regulations of the civil aviation department, (the built-in micro floodlight in the whole helipad, the built-in full light boundary light belt, the built-in full light boundary light belt, the full light H sign, the full light slope guide light). The illumination standards of all auxiliary light systems meet the light flux decay regulation procedures required by the international and domestic civil aviation department, and the flashing interval time of all lights is set according to the international signal flashing standard of civil aviation; at the same time, the starting power supply 24 is also provided, which is located at the middle position of the helipad body and has a power supply line, and the power supply line is arranged in the frame body 16. According to the current requirements of all helicopter flight manuals, when the helicopter starts on the ground, the ground power supply should be used for engine starting, so as to ensure that when the helicopter engine fails in the air flight, the battery assembled on the helicopter has enough power to ensure the engine starting in the air.

[0087] Specifically, the starting power supply 24 is built-in at the center position of the helipad, and the power supply line is hidden in the frame body 16, which is connected to the generator set or the ground power supply battery group, and adopts high and low voltage double circuit power supply (220V+28.8V) to ensure that the helicopter engine starts when taking off or the electric tool is used conveniently when maintaining and repairing.

[0088] Specifically, the indicating light is arranged in the lamp hole 19 of the protection plate 1604, and the light is emitted through the lamp hole 19.

[0089] Further, the connecting plate 1601 is provided with a hole 20, and one protection plate 1604 is provided with a avoiding opening 21; a lock bolt 22 is arranged in the hole 20; and a protection cover 23 is detachably arranged in the avoiding opening 21 and located above the lock bolt 22.

[0090] In this embodiment, the hole 20 is arranged on the connecting plate 1601, the lock bolt 22 is welded in the hole 20, the lock bolt 22 is placed in the hole 20 when the frame body 16 is assembled, and the protection cover 23 is tightened when not in use, so as to maintain the flatness of the upper surface of the helipad and prevent the exposed part from scratching the helicopter tire and landing gear skid. When the lock bolt 22 is used, the protection cover 23 is opened, and the upper end of the lock bolt 22 is tightened.

[0091] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A prefabricated helicopter landing pad, characterized in that, include: The first support pipe (2) and the second support pipe (3) are each in a plurality of form. The plurality of first support pipes (2) and second support pipes (3) are arranged and connected to form a platform support frame (1). The first support pipe (2) has a first connecting groove (201) and a first support hole (202) arranged in an alternating manner. The first support hole (202) passes through the first connecting groove (201). The second support pipe (3) has a second connecting groove and a second support hole arranged in an alternating manner. The second support hole passes through the second connecting groove. The first insertion pipe (4) is inserted into the first connecting groove (201) for connecting two first support pipes (2). The first insertion pipe (4) has a first support groove (401) inside. The first connecting pipe (5) is inserted into the first support groove (401) or connected to the second support hole; The second connecting pipe (7) is inserted into the first support hole (202); The second insertion pipe (6) has a second support groove, the second connecting pipe (7) is inserted into the second support groove, and the second insertion pipe (6) is inserted into the second connecting groove; A frame body (16), comprising several such frames, is assembled to form a platform slab. The helicopter lands on the platform slab. The frame bodies (16) are mounted on the platform support frame (1). The frame bodies (16) include: The connecting plate (1601) has honeycomb blocks (1602) and seismic columns (1603); The protective plate (1604) has two, and the two protective plates (1604) are arranged on the upper and lower sides of the connecting plate (1601), and the lower protective plate (1604) is arranged on the platform support frame (1); The frame body (16) has a through hole (1605), the first supporting tube (2) has a groove (203), and further includes: A slider (17) is slidably disposed in the groove (203), and the slider (17) has a bolt hole (1701); Fastening bolts (18) connect the frame body (16) and the platform support frame (1) through the through hole (1605) and the bolt hole (1701); Also includes: Magnet (25) and stainless iron (26) are both disposed on the slider (17) and located on both sides of the bolt hole (1701); A positioning iron is disposed on the protective plate (1604), and the positioning iron is positioned opposite to the magnet (25).

2. The prefabricated helicopter landing pad according to claim 1, characterized in that, The first connecting pipe (5) and the second connecting pipe (7) have the same structure and both have a support slot (8); it also includes: The support column (9) is plugged into the support slot (8).

3. The prefabricated helicopter landing pad according to claim 1, characterized in that, The platform support frame (1) also includes: The arc-shaped connection structure (12) has a plurality of arc-shaped connection structures (12) connected to form an annular support frame (13), and the first support tube (2) and / or the second support tube (3) are inserted into the annular support frame (13).

4. A prefabricated helicopter landing pad according to claim 1, characterized in that, Also includes: A cross-shaped connection (10) is formed at the intersection of the first support pipe (2) and the second support pipe (3), and the platform support frame (1) has a plurality of the cross-shaped connection (10); The fastener (11) has a cross groove (1101) that is inserted into the cross connector (10), and the fastener (11) is inserted into the lower part of the cross connector (10); The first support pipe (2) and the second support pipe (3) have the same structure.

5. A prefabricated helicopter landing pad according to claim 4, characterized in that, Also includes: A first shock-absorbing pad (14) is disposed on the fixing member (11), and the fixing member (11) contacts the ground through the first shock-absorbing pad (14); The second shock-absorbing pad (15) is disposed at the lower end of the platform support frame (1) and together with the first shock-absorbing pad (14) supports the platform support frame (1).

6. A prefabricated helicopter landing pad according to claim 1, characterized in that, Also includes: The protective plate (1604) has a lamp hole (19); An indicator light is located inside the lamp hole (19).

7. A prefabricated helicopter landing pad according to claim 1, characterized in that, Also includes: The connecting plate (1601) is provided with holes (20), and one of the protective plates (1604) is provided with a clearance opening (21); A locking bolt (22) is provided inside the hole (20); A protective cover (23) is detachably disposed within the clearance opening (21) and located above the locking bolt (22).

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