CN114179459A - Honeycomb panel substitution structure for ground equipment - Google Patents

Honeycomb panel substitution structure for ground equipment Download PDF

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Publication number
CN114179459A
CN114179459A CN202111193515.4A CN202111193515A CN114179459A CN 114179459 A CN114179459 A CN 114179459A CN 202111193515 A CN202111193515 A CN 202111193515A CN 114179459 A CN114179459 A CN 114179459A
Authority
CN
China
Prior art keywords
sandwich plate
skin
holes
sandwich
supporting part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111193515.4A
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Chinese (zh)
Inventor
李玲
张滔
卞强
刘新丽
李广利
王栋彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
63919 Troops of PLA
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63919 Troops of PLA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 63919 Troops of PLA filed Critical 63919 Troops of PLA
Priority to CN202111193515.4A priority Critical patent/CN114179459A/en
Publication of CN114179459A publication Critical patent/CN114179459A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/043—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G5/00—Ground equipment for vehicles, e.g. starting towers, fuelling arrangements

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a honeycomb panel replacing structure for ground equipment, relates to the technical field of spaceflight, and aims to solve the problems or achieve the aim of providing a honeycomb panel replacing structure for ground equipment, which is low in cost, simple in process, light in weight and high in strength. The main technical scheme is that the device comprises a first skin; a second skin; the sandwich plate comprises a first sandwich plate, at least one supporting part and a second sandwich plate, wherein the at least one supporting part is positioned between the first sandwich plate and the second sandwich plate and is in threaded connection with the first sandwich plate and the second sandwich plate respectively; the side of the first sandwich plate which is not in threaded connection with the at least one supporting part is connected with the first skin, and the side of the second sandwich plate which is not in threaded connection with the at least one supporting part is connected with the second skin. The invention is mainly used for connecting the floor equipment plates and the structure.

Description

Honeycomb panel substitution structure for ground equipment
Technical Field
The invention relates to the technical field of spaceflight, in particular to a honeycomb plate replacing structure for ground equipment.
Background
The honeycomb core plate has a great deal of application in the fields of aerospace, aviation, automobiles, ships and warships and the like, and the honeycomb sandwich plate has the advantages of light weight, high strength, high rigidity and the like, and is widely applied to aerospace structural members with strict requirements on weight, strength and the like. However, the honeycomb core plate is relatively expensive, and when the honeycomb core plate is used as a substrate to connect other secondary structures, embedded nuts need to be made in advance, so that the cost is too high for ground equipment, and the process is too complex. The invention therefore proposes a honeycomb panel replacement for a floor installation.
Disclosure of Invention
In view of the above, the present invention provides a cellular board alternative structure for ground equipment, and mainly aims to provide a cellular board alternative structure for ground equipment, which has the advantages of low cost, simple process, light weight and high strength.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
embodiments of the present invention provide a cellular board replacement structure for a ground appliance. It includes:
a first skin;
a second skin;
the sandwich plate comprises a first sandwich plate, at least one supporting part and a second sandwich plate, wherein the at least one supporting part is positioned between the first sandwich plate and the second sandwich plate and is in threaded connection with the first sandwich plate and the second sandwich plate respectively; the side of the first sandwich plate which is not in threaded connection with the at least one supporting part is connected with the first skin, and the side of the second sandwich plate which is not in threaded connection with the at least one supporting part is connected with the second skin.
As mentioned above, the side of the first sandwich panel not in threaded connection with the at least one support part is connected with the first skin by gluing;
and one side of the second sandwich plate, which is not in threaded connection with the at least one supporting part, is connected with the second skin in a glued manner.
As previously mentioned, the at least one support is a reinforcing beam structure; or,
the at least one supporting part is of a hexahedral structure; or,
the at least one supporting part is of a cylindrical structure.
As previously mentioned, the reinforcing beam structure is an i-beam; or,
the reinforcing beam structure is a C-shaped beam, or,
the reinforcing beam structure is a square hollow beam.
As described above, when the at least one support part is the reinforcing beam structure and the hexahedral structure, both sides of the reinforcing beam structure and the hexahedral structure are provided with the first internal threaded holes, both sides of the reinforcing beam structure and the hexahedral structure are respectively threadedly connected with the first sandwich panel and the second sandwich panel by means of the first screws and the first internal threaded holes, and the remaining sides of the reinforcing beam structure and the hexahedral structure, which are not threadedly connected with the first sandwich panel and the second sandwich panel, are provided with the external threaded holes.
As described above, the first skin, the first sandwich panel, the second skin, and the second sandwich panel are each provided with a fifth through hole for exposing the first internal threaded hole and the external threaded hole.
As mentioned above, when the at least one supporting portion is a cylindrical structure, the two end surfaces of the cylindrical structure are both provided with the second internal threaded holes, and the two end surfaces of the cylindrical structure are respectively in threaded connection with the first sandwich plate and the second sandwich plate through the threaded connection between the second screw and the second internal threaded holes.
As described above, when the number of the support portions is 2 or more, the reinforcing beam structure, the hexahedral structure, and the cylindrical structure may be freely combined and mounted on the first and second sandwich panels.
As previously mentioned, the first and second sandwich panels are both aluminum sheets.
As mentioned above, further comprising: the first rivet nuts and the second rivet nuts are arranged on the base;
the first sandwich plate is provided with a plurality of first through holes matched with the first rivet nuts, and the first through holes are connected with the first rivet nuts in a rivet pulling mode; a plurality of second through holes matched with the first rivet nuts are formed in the first skin, and the first rivet nuts penetrate through the second through holes to expose the first rivet nuts;
a plurality of third through holes matched with the second rivet nuts are formed in the second sandwich plate, and the third through holes are connected with the second rivet nuts in a rivet pulling mode; the second skin is provided with a plurality of fourth through holes matched with the second rivet nuts, and the second rivet nuts penetrate through the fourth through holes to enable the second rivet nuts to be exposed.
By the technical scheme, the invention (name) at least has the following advantages:
the honeycomb plate replacing structure for the ground equipment has the advantages that the honeycomb core plate is replaced by the at least one supporting part, so that the supporting function of the honeycomb plate replacing structure for the ground equipment is realized, the strength and the rigidity of the honeycomb plate replacing structure for the ground equipment are enhanced, the honeycomb plate replacing structure for the ground equipment can completely replace a honeycomb plate to meet the requirements of the ground equipment on weight, strength and the like, and the honeycomb plate replacing structure for the ground equipment is low in cost, simple in process, light in weight and high in strength.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is an exploded view of an alternative construction of a cellular board for a floor installation according to the invention;
FIG. 2 is a schematic structural view of an alternative structure of a cellular board for a floor installation according to the present invention;
FIG. 3 is a schematic view of a first sandwich structure of the present invention;
FIG. 4 is a schematic view of a second sandwich structure of the present invention;
FIG. 5 is a schematic view of a support structure according to the present invention;
FIG. 6 is a schematic view of another support structure of the present invention;
fig. 7 is a schematic view of another support structure of the present invention.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, an embodiment of the present invention proposes a cellular board replacement structure for a ground equipment, which includes: the skin-type composite structural component comprises a first skin 1, a second skin 2, a sandwich plate 3, a plurality of first blind rivet nuts 4 and a plurality of second blind rivet nuts 5.
As shown in fig. 1 to 7, the sandwich panel 3 includes a first sandwich panel 31, at least one support portion 32 and a second sandwich panel 33, the at least one support portion 32 is located between the first sandwich panel 31 and the second sandwich panel 33 and is in threaded connection with the first sandwich panel 31 and the second sandwich panel 33, respectively; the side of the first sandwich panel 31 not screwed to the at least one support portion 32 is connected to the first skin 1, and the side of the second sandwich panel 33 not screwed to the at least one support portion 32 is connected to the second skin 2. In the use process, in order to beautify the appearance of the honeycomb plate replacing structure for the whole ground, the side, which is not in threaded connection with the at least one supporting part 32, of the first sandwich plate 31 is connected with the first skin 1 in a gluing way; the side of the second sandwich panel 33 not screwed to the at least one support 32 is glued to the second skin 2. As shown in fig. 5, when the cellular board replacement structure for the floor equipment is used in a place with higher requirements on strength and rigidity, at least one support portion 32 may be designed to be a reinforcing beam structure to increase the rigidity and strength of the whole cellular board replacement structure for the floor equipment, the reinforcing beam structure may be designed to be different shapes according to the actual requirements on the strength, weight and the like of the cellular board replacement structure for the floor equipment, for example, the reinforcing beam may be designed to be an i-beam structure, a C-beam structure, a square hollow beam and the like, so that the strength of the cellular board replacement structure for the floor equipment can be ensured and the weight requirement can be met. In a specific use, according to actual requirements of the honeycomb panel replacement structure for the floor equipment, such as strength and weight, at least one support portion 32 may be designed to be a hexahedral structure, as shown in fig. 6, when the at least one support portion 32 is a reinforcing beam structure and a hexahedral structure, as shown in fig. 5 and 6, two sides of the reinforcing beam structure and the hexahedral structure are respectively provided with a first internal threaded hole 321, two sides of the reinforcing beam structure and the hexahedral structure are respectively in threaded connection with the first sandwich panel 31 and the second sandwich panel 33 through a first screw 6 in threaded connection with the first internal threaded hole 321, and the remaining sides of the reinforcing beam structure and the hexahedral structure, which are not in threaded connection with the first sandwich panel 31 and the second sandwich panel 33, are respectively provided with an external threaded hole 322. The first skin 1, the first sandwich panel 31, the second skin 2 and the second sandwich panel 33 are all provided with fifth through holes (not shown in the figure) which expose the first internal thread holes 321 and the external thread holes 322, as shown in fig. 2, the reinforcing beam structure and the hexahedral structure can be in threaded connection with other plates 8 and structures through the external thread holes 322, so that the honeycomb panel replacing structure for the ground equipment is in threaded connection with other plates and structures, and the plate size is expanded. In order to reduce the weight of the support portion, the at least one support portion 32 may be a cylindrical structure, and when the at least one support portion 32 is a cylindrical structure, two end surfaces of the cylindrical structure are respectively provided with a second internally threaded hole 323, and the two end surfaces of the cylindrical structure are respectively screwed with the first sandwich panel 31 and the second sandwich panel 33 by screwing a second screw (not shown in the figure) into the second internally threaded hole 323. In the in-service use process, the mounted position, the quantity and the shape of supporting part 32 can be adjusted according to the in-service use demand in a flexible way, and when in-service use, supporting part 32 need install when more than 2, the shape of supporting part 32 can adopt stiffening beam structure, hexahedron structure and cylinder structure independent assortment mode installation according to the in-service use demand. The first sandwich panel 31 and the second sandwich panel 33 are both aluminum plates. The thickness of the first sandwich panel 31 and the second sandwich panel 33 can be adjusted accordingly according to the use requirement of the honeycomb panel replacement structure for the whole ground. Under the condition of ensuring the strength and the rigidity, the first sandwich plate 31 and the second sandwich plate 33 can be correspondingly designed to reduce the weight according to the use requirement of the honeycomb plate replacing structure for the whole ground.
The honeycomb plate replacing structure for the ground equipment has the advantages that the honeycomb core plate is replaced by the at least one supporting part, so that the supporting function of the honeycomb plate replacing structure for the ground equipment is realized, the strength and the rigidity of the honeycomb plate replacing structure for the ground equipment are enhanced, the honeycomb plate replacing structure for the ground equipment can completely replace a honeycomb plate to meet the requirements of the ground equipment on weight, strength and the like, and the honeycomb plate replacing structure for the ground equipment is low in cost, simple in process, light in weight and high in strength.
Further, as shown in fig. 1, a plurality of first through holes 311 matched with the first blind rivet nuts 4 are formed in the first sandwich panel 31, and the first through holes 311 are connected with the first blind rivet nuts 4 in a blind rivet manner; the first skin 1 is provided with a plurality of second through holes 11 matched with the first rivet nuts 4, and the first rivet nuts 4 penetrate through the second through holes 11 to expose the first rivet nuts 4; the second sandwich plate 33 is provided with a plurality of third through holes 331 matched with the second rivet nuts 5, and the third through holes 331 are connected with the second rivet nuts 5 in a rivet-pulling manner; the second skin 2 is provided with a plurality of fourth through holes 21 matched with the second rivet nuts 5, and the second rivet nuts 5 penetrate through the fourth through holes 21 to expose the second rivet nuts 5. The first rivet nut 4 and the second rivet nut 5 are used for connecting other products or directly-affiliated pieces. In the use process, the nominal diameter of the first blind rivet nut 4 and the second blind rivet nut 5 can be adjusted according to actual needs.
The honeycomb plate replacing structure for the ground equipment has the advantages that the honeycomb core plate is replaced by the at least one supporting part, so that the supporting function of the honeycomb plate replacing structure for the ground equipment is realized, the strength and the rigidity of the honeycomb plate replacing structure for the ground equipment are enhanced, the honeycomb plate replacing structure for the ground equipment can completely replace a honeycomb plate to meet the requirements of the ground equipment on weight, strength and the like, and the honeycomb plate replacing structure for the ground equipment is low in cost, simple in process, light in weight and high in strength.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a honeycomb panel substitution structure for ground equipment which characterized in that: it includes:
a first skin;
a second skin;
the sandwich plate comprises a first sandwich plate, at least one supporting part and a second sandwich plate, wherein the at least one supporting part is positioned between the first sandwich plate and the second sandwich plate and is in threaded connection with the first sandwich plate and the second sandwich plate respectively; the side of the first sandwich plate which is not in threaded connection with the at least one supporting part is connected with the first skin, and the side of the second sandwich plate which is not in threaded connection with the at least one supporting part is connected with the second skin.
2. The cellular board replacement structure for floor equipment according to claim 1,
one side of the first sandwich plate, which is not in threaded connection with the at least one supporting part, is connected with the first skin in a glued mode;
and one side of the second sandwich plate, which is not in threaded connection with the at least one supporting part, is connected with the second skin in a glued manner.
3. The cellular board replacement structure for floor equipment according to claim 1,
the at least one support part is a reinforcing beam structure; or,
the at least one supporting part is of a hexahedral structure; or,
the at least one supporting part is of a cylindrical structure.
4. The cellular replacement structure for a ground device according to claim 3,
the reinforcing beam structure is an I-beam; or,
the reinforcing beam structure is a C-shaped beam, or,
the reinforcing beam structure is a square hollow beam.
5. The cellular board replacement structure for floor equipment according to claim 3,
when the at least one supporting part is of a reinforcing beam structure and a hexahedral structure, two side faces of the reinforcing beam structure and the hexahedral structure are respectively provided with a first internal threaded hole, the reinforcing beam structure and the hexahedral structure are in threaded connection with the first internal threaded holes through first screws, so that the two side faces of the reinforcing beam structure and the hexahedral structure are respectively in threaded connection with the first sandwich plate and the second sandwich plate, and the rest side faces of the reinforcing beam structure and the hexahedral structure, which are not in threaded connection with the first sandwich plate and the second sandwich plate, are respectively provided with external threaded holes.
6. The cellular board replacement structure for floor equipment according to claim 5,
and fifth through holes enabling the first internal thread holes and the external thread holes to be exposed are formed in the first skin, the first sandwich plate, the second skin and the second sandwich plate.
7. The cellular board replacement structure for floor equipment according to claim 3,
when at least one supporting part is the cylinder structure, all be provided with second internal thread hole on two terminal surfaces of cylinder structure, through the second screw with second internal thread hole threaded connection makes two terminal surfaces of cylinder structure respectively with first sandwich board with second sandwich board threaded connection.
8. The cellular board replacement structure for floor equipment according to claim 3,
when the number of the supporting parts is 2 or more, the reinforcing beam structure, the hexahedral structure, and the cylindrical structure may be freely combined and mounted on the first sandwich panel and the second sandwich panel.
9. The cellular board replacement structure for floor equipment according to claim 1,
the first sandwich plate and the second sandwich plate are both aluminum plates.
10. The cellular board replacement structure for floor equipment according to claim 1, further comprising: the first rivet nuts and the second rivet nuts are arranged on the base;
the first sandwich plate is provided with a plurality of first through holes matched with the first rivet nuts, and the first through holes are connected with the first rivet nuts in a rivet pulling mode; a plurality of second through holes matched with the first rivet nuts are formed in the first skin, and the first rivet nuts penetrate through the second through holes to expose the first rivet nuts;
a plurality of third through holes matched with the second rivet nuts are formed in the second sandwich plate, and the third through holes are connected with the second rivet nuts in a rivet pulling mode; the second skin is provided with a plurality of fourth through holes matched with the second rivet nuts, and the second rivet nuts penetrate through the fourth through holes to enable the second rivet nuts to be exposed.
CN202111193515.4A 2021-10-13 2021-10-13 Honeycomb panel substitution structure for ground equipment Pending CN114179459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111193515.4A CN114179459A (en) 2021-10-13 2021-10-13 Honeycomb panel substitution structure for ground equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111193515.4A CN114179459A (en) 2021-10-13 2021-10-13 Honeycomb panel substitution structure for ground equipment

Publications (1)

Publication Number Publication Date
CN114179459A true CN114179459A (en) 2022-03-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111193515.4A Pending CN114179459A (en) 2021-10-13 2021-10-13 Honeycomb panel substitution structure for ground equipment

Country Status (1)

Country Link
CN (1) CN114179459A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109398676A (en) * 2017-08-16 2019-03-01 张跃 A kind of transatmospheric vehicle structure
CN112357116A (en) * 2020-09-17 2021-02-12 航天科工空间工程发展有限公司 Space equipment installation method and composite deck

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109398676A (en) * 2017-08-16 2019-03-01 张跃 A kind of transatmospheric vehicle structure
CN112357116A (en) * 2020-09-17 2021-02-12 航天科工空间工程发展有限公司 Space equipment installation method and composite deck

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Application publication date: 20220315

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