Supporting beam structure and aircraft ground air conditioner

Abstract

The utility model relates to the technical field of aircraft ground air conditioners, and further discloses a supporting beam structure and an aircraft ground air conditioner, the supporting beam structure adopts a unique design, a locking plate is arranged in an n-shaped metal plate body, a first bolt penetrates through a first mounting hole and a second mounting hole of an angle plate and then is connected with a threaded hole of the locking plate, and the locking plate is connected with the supporting beam structure. Therefore, a preset nut does not need to be welded to the supporting beam to be matched with a bolt for connection, the problem that operation is inconvenient due to the fact that the folded edge of the supporting beam interferes with nut welding and fixing is effectively solved, installation work of workers is greatly facilitated, and the installation efficiency is improved. Meanwhile, the n-shaped metal plate body and the flat foot edge structure of the supporting beam can meet the requirement for high structural strength, effectively bear the weight of the aircraft ground air conditioning unit and evenly disperse the weight to the ground or an installation foundation face.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of airplane ground air conditioner, especially a support beam structure and airplane ground air conditioner. BACKGROUND

[0002] When the airplane is parked on the ground, the air conditioning system of the airplane can not effectively maintain the suitable temperature and humidity in the cabin, and the airplane ground air conditioner can provide the cabin and the cockpit with the fresh air, the air temperature and the humidity, so that the passengers and the crew are in a comfortable environment during boarding, disembarking and waiting.

[0003] The bottom of the unit frame is provided with a plurality of support beams to support the entire airplane ground air conditioner unit, which can evenly distribute the weight of the unit to the ground or the installation base surface, prevent the ground or the base from being damaged due to excessive local stress, ensure the unit to maintain a stable position during operation, and reduce the possibility of shaking and displacement.

[0004] Since the airplane ground air conditioner unit is usually heavy, the design of the support beam needs to meet the requirement of high structural strength, so the structural strength of the support beam is mainly strengthened by the way of folding edge. However, this kind of support beam will derive new technical problems: the support beam is usually fixed with the unit frame through the angle plate and the bolt, so the preset nut is welded on the support beam to cooperate with the bolt connection, but the folding edge of the support beam will interfere with the nut welding, which is not convenient for the operator to operate.

[0005] It can be seen that the prior art needs to be improved and improved. UTILITY MODEL CONTENT

[0006] In view of the above shortcomings of the prior art, the purpose of the utility model is to provide a support beam structure and an airplane ground air conditioner, which can strengthen the support beam structure and facilitate the connection of the angle plate and the support beam through the bolt.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] The utility model provides a support beam structure, including support beam, two angle plates respectively setting at the top of support beam both ends, the support beam extends along the transverse and includes the cross -shaped metal plate body, two flat foot edges are turned inwards respectively at two bottom edges of cross -shaped metal plate body, the top surface of cross -shaped metal plate body is the bearing surface of air -conditioning unit of plane ground, the flat plate part of angle plate is provided with a plurality of first installation hole, the vertical plate part of angle plate is provided with a plurality of second installation hole, the cross -shaped metal plate body of support beam is provided with the third installation hole with the same number and one -to -one correspondence with first installation hole, the locking plate of angle plate is located in the inside of support beam and is located directly below, locking plate is provided with the screw hole with the same number and one -to -one correspondence with third installation hole, and first bolt is connected with screw hole after passing through first installation hole and second installation hole in turn from top to bottom.

[0009] As a further improvement of the above technical solution, the first installation hole is a through hole, and the third installation hole is a waist-shaped hole extending in the transverse direction.

[0010] As a further improvement of the above technical solution, the first installation hole, the third installation hole, and the screw hole are each provided with four.

[0011] As a further improvement of the above technical solution, the two end vertical edges of the cross-shaped metal plate body are outwardly folded to form outwardly folded edges.

[0012] As a further improvement of the above technical solution, the flat foot edge is provided with a ground connection hole.

[0013] The utility model also provides an aircraft ground air conditioner, which comprises an air conditioner unit and a plurality of support beam structures as described above, the plurality of support beam structures are arranged at the bottom of the air conditioner unit to support the air conditioner unit, and the frame side surface of the air conditioner unit is welded with nuts corresponding to the second installation holes in number, and second bolts are connected with the nuts after passing through the second installation holes.

[0014] The support beam structure provided by the utility model has a unique design, a locking plate is arranged in the cross-shaped metal plate body, and a first bolt is connected with a screw hole of the locking plate after passing through a first installation hole and a second installation hole of an angle plate, so that a pre-installed nut does not need to be welded on the support beam to cooperate with the bolt connection, the operation inconvenience caused by the interference of the folded edge of the support beam with the nut welding and fixing is effectively solved, the installation work of the staff is greatly facilitated, and the installation efficiency is improved. Meanwhile, the cross-shaped metal plate body and the flat foot edge structure of the support beam can meet the requirement of high structural strength, effectively support the weight of the air conditioner unit of the aircraft ground air conditioner, and evenly disperse to the ground or the installation base surface.

[0015] The air conditioner unit of the aircraft ground air conditioner is supported by the support beam structure, and has all the advantages of the support beam structure. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1The utility model provides a support beam structure's perspective view.

[0017] Figure 2 For Figure 1 The partial enlarged view of the A area.

[0018] Figure 3 The utility model provides a support beam structure's explosion map.

[0019] Figure 4 The structural schematic diagram of the support beam.

[0020] Figure 5 The schematic diagram of the support beam structure bearing the airplane ground air conditioner.

[0021] Figure 6 For Figure 5 The partial enlarged view of the B area.

[0022] Main element symbol explanation: 1-support beam, 11- L-shaped sheet metal body, 12- flat foot edge, 13- third mounting hole, 14- outer flanging, 15- ground connection hole, 2- angle plate, 21- first mounting hole, 22- second mounting hole, 3- locking plate, 31- threaded hole, 4- first bolt, 5- air conditioning unit, 6- nut. Specific embodiments

[0023] The utility model provides a support beam structure and airplane ground air conditioner, for the purpose, technical scheme and effect of the utility model are clearer, more definite, the following refers to the drawing and raises example to this utility model further detailed explanation, it should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the protection scope of the utility model.

[0024] Please refer to Figure 1 The utility model provides a support beam structure, including support beam 1, two respectively setting in the top of support beam 1 both ends angle plate 2, support beam 1 extends along the transverse and includes L-shaped sheet metal body 11, two respectively in the two bottom edge of L-shaped sheet metal body 11 inwardly folded flat foot edge 12, the top surface of L-shaped sheet metal body 11 is the bearing surface of airplane ground air conditioner unit 5, the flat plate portion of angle plate 2 is equipped with a plurality of first mounting hole 21, the vertical plate portion of angle plate 2 is equipped with a plurality of second mounting hole 22, the L-shaped sheet metal body 11 of support beam 1 is equipped with the third mounting hole 13 same in number and one-to-one corresponding with first mounting hole 21, the locking plate 3 of support beam 1 is placed in the right below angle plate 2, locking plate 3 is equipped with the threaded hole 31 same in number and one-to-one corresponding with third mounting hole 13, and first bolt 4 is sequentially passed through first mounting hole 21 and second mounting hole 22 from top to bottom and is connected with threaded hole 31.

[0025] In the installation, first, the locking plate 3 is placed in the L-shaped sheet metal body 11 of the support beam 1 and is located directly below the corner plate 2, the threaded hole 31 on the locking plate 3 is aligned with the third mounting hole 13 on the L-shaped sheet metal body 11 of the support beam 1, then the first bolt 4 is sequentially connected with the threaded hole 31 of the locking plate 3 from top to bottom through the first mounting hole 21 on the flat plate part of the corner plate 2 and the second mounting hole 22 on the vertical plate part of the corner plate 2, so that the corner plate 2 and the support beam 1 are fastened and connected, and then the support beam 1 and the aircraft ground air conditioning unit 5 frame are connected and fixed through the corner plate 2.

[0026] The support beam structure provided by the utility model adopts a unique design, the locking plate 3 is arranged in the L-shaped sheet metal body 11, the first bolt 4 is connected with the threaded hole 31 of the locking plate 3 through the first mounting hole 21 and the second mounting hole 22 of the corner plate 2, so that the preset nut 6 is not welded on the support beam 1 to cooperate with the bolt connection, the inconvenient operation problem caused by the welding and fixing of the nut 6 by the folded edge of the support beam 1 is effectively solved, the installation operation of the staff is greatly facilitated, and the installation efficiency is improved. Meanwhile, the L-shaped sheet metal body 11 and the flat foot edge 12 structure of the support beam 1 can meet the high structural strength requirement, effectively bear the weight of the aircraft ground air conditioning unit 5 and uniformly disperse to the ground or the installation base surface.

[0027] The first mounting hole 21 is a through hole, and the third mounting hole 13 is a waist-shaped hole extending in the transverse direction. This design enables a certain degree of fine adjustment in the transverse direction when the corner plate 2 and the support beam 1 are installed, facilitates accurate adjustment of the positions of the components in the installation process, improves the convenience and accuracy of installation, further reduces the installation difficulty, and improves the installation efficiency. Meanwhile, in cooperation with the structure design of avoiding the welding of the nut 6 by using the locking plate 3, the interference of the welding of the nut 6 by the folded edge of the support beam 1 is solved, and the positioning and adjustment operation in the installation process is optimized, so that the assembly quality and stability of the aircraft ground air conditioning unit 5 are effectively improved.

[0028] In the embodiment, the first mounting hole 21, the third mounting hole 13 and the threaded hole 31 are all provided with four. Such a design makes the connection between the corner plate 2 and the support beam 1 more stable and reliable. Multiple connection points can uniformly disperse the stress, effectively prevent the connection part from loosening or being damaged due to excessive local stress, and further enhance the stability of the entire support structure of the aircraft ground air conditioning unit 5. In the operation process of the aircraft ground air conditioning unit 5, various working conditions such as vibration and impact can be better maintained, the relative positional relationship between the components is maintained, the normal operation of the unit is ensured, the risk of failure caused by unstable connection is reduced, the safety and reliability of the unit are improved, and the service life of the support beam structure and the entire aircraft ground air conditioning unit 5 is also prolonged.

[0029] Preferably, the two ends of the L-shaped sheet metal body 11 are outwardly folded to form outer folded edges 14, which significantly enhance the overall structural strength of the support beam 1. It can effectively resist external forces from all directions, especially when the aircraft ground air conditioning unit 5 bears a large weight and may face lateral forces and impact forces. The outer folded edges 14 can strengthen the rigidity of the support beam structure and reduce the possibility of deformation of the support beam 1. This not only guarantees the structural integrity and stability of the support beam 1 itself, ensuring its long-term reliable support for the unit, but also further improves the placement stability of the entire aircraft ground air conditioning unit 5, reducing adverse conditions such as unit shaking and displacement caused by deformation of the support beam 1.

[0030] In order to further lock the working position of the support beam 1, the flat foot edge 12 is provided with a ground connection hole 15, and the support beam 1 is firmly fixed to the ground or the installation base surface through the expansion screw connected with the ground connection hole 15. This connection method greatly enhances the connection stability between the support beam 1 and the ground, effectively resisting various vibrations, shaking and horizontal forces generated by the aircraft ground air conditioning unit 5 during operation, preventing displacement or loosening of the support beam 1.

[0031] The utility model also provides a kind of aircraft ground air conditioner, including air conditioning unit 5 and multiple above-mentioned support beam structures, and multiple support beam structures are arranged in the bottom of air conditioning unit 5 and bear air conditioning unit 5, the frame side surface of air conditioning unit 5 is welded with the nut 6 same in number with second mounting hole 22 and one-to-one correspondence, and second bolt is connected with the nut 6 after passing through second mounting hole 22.For this aircraft ground air conditioner containing specific support beam structure, its support beam structure itself solves the problems such as folded edge interference nut 6 welding and inconvenient installation by innovative design, ensures the stability and installation convenience of support beam 1.And in the connection of air conditioning unit 5 and support beam 1, by welding nut 6 corresponding with second mounting hole 22 on the frame side surface of air conditioning unit 5, and using the mode that second bolt passes through second mounting hole 22 and is connected with nut 6, further strengthen the connection reliability between unit and support beam 1.This connection mode can evenly disperse the stress of unit weight on each support beam 1, effectively prevent unit shaking, displacement and other conditions caused by loose connection, guarantee the stability of aircraft ground air conditioner during operation, so that it can accurately provide suitable air temperature, humidity and fresh air conditioning for aircraft passenger cabin and cockpit. Meanwhile, stable structure helps to reduce noise and vibration during equipment operation.

[0032] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0033] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection or can communicate with each other; it can be direct connection, or indirectly connected through intermediate medium, it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] It can be understood that for ordinary skilled in the art, the technical scheme of the utility model and the utility model concept can be replaced or changed, and all these changes or replacements should belong to the protection scope of the utility model.

Claims

1. A supporting beam structure, characterized in that, The system includes a support beam and two corner plates respectively located at the top of both ends of the support beam. The support beam extends laterally and includes a U-shaped sheet metal body and two flat feet that fold inward at the bottom edges of the U-shaped sheet metal body. The top surface of the U-shaped sheet metal body serves as the bearing surface for the aircraft ground air conditioning unit. The flat plate of the corner plate has several first mounting holes, and the vertical plate of the corner plate has several second mounting holes. The U-shaped sheet metal body of the support beam has the same number of third mounting holes that correspond one-to-one with the first mounting holes. A locking plate is placed inside the support beam and located directly below the corner plates. The locking plate has the same number of threaded holes that correspond one-to-one with the third mounting holes. A first bolt passes through the first mounting holes and the second mounting holes sequentially from top to bottom and then connects to the threaded holes.

2. The supporting beam structure according to claim 1, characterized in that, The first mounting hole is a through hole, and the third mounting hole is a waist-shaped hole extending laterally.

3. The supporting beam structure according to claim 2, characterized in that, There are four mounting holes, four mounting holes, and four threaded holes.

4. The supporting beam structure according to claim 1, characterized in that, The vertical edges at both ends of the U-shaped sheet metal body are folded outward to form outward folded edges.

5. The supporting beam structure according to claim 1, characterized in that, A grounding hole is provided on the flat foot edge.

6. An aircraft ground air conditioning system, characterized in that, It includes an air conditioning unit and multiple support beam structures as described in any one of claims 1-5. The multiple support beam structures are arranged at the bottom of the air conditioning unit to support the air conditioning unit. Nuts with the same number and one-to-one correspondence as the second mounting holes are welded to the side of the frame of the air conditioning unit. The second bolt passes through the second mounting holes and is connected to the nuts.

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