CN217882199U - Protective device - Google Patents

Abstract

The utility model belongs to the technical field of aircraft manufacturing, and discloses a protection device, which comprises a socket and a bolt, wherein the socket is inserted between a floor support piece and a floor beam, the socket comprises a first support part, the first support part is arranged between an upper support wall and a lower support wall of the floor support piece, and one side of the first support part, which is close to the vertical support wall of the floor support piece, is provided with at least two slots at intervals; the bolt comprises a body, the body is arranged below the upper supporting wall and located on one side, away from the socket, of the vertical supporting wall, at least two plugs are arranged on one side, facing the socket, of the body at intervals, the plugs are inserted into the slots in a one-to-one correspondence mode, the body, the first supporting portion and the two adjacent plugs are enclosed to form an avoiding position, and the vertical supporting wall is located in the avoiding position. The utility model discloses a protection device is used for protecting floor support piece to avoid floor support piece to be trampled and break, improve production efficiency.

Description

Protective device

Technical Field

The utility model relates to an aircraft manufacturing technical field especially relates to a protection device.

Background

In an airplane body mechanism, a floor support piece is arranged between a passenger-cargo compartment bottom plate and a structural framework, generally, the floor support piece is made of a metal material, and in order to achieve the purpose of reducing weight, a part of the floor support pieces of airplane types are also made of a non-metal material, so that in the manufacturing process of an airplane, a process protection floor needs to be placed on the floor support piece before a floor assembly is installed and sealed so as to be convenient for assembly work in other areas of the airplane. In order to solve the technical problem, the prior art adopts two modes to protect a floor support piece, the first mode adopts flexible protection, a flexible protection cover made of a rubber material is sleeved on the floor support piece, but the flexible protection cover is soft and has no rigid support, the protection effect is not ideal, the floor support piece still has a fracture phenomenon after being trampled, the second mode adopts fixed rigid support, a rigid protection device is fixed on a floor beam through a fastener and is stressed together with the floor support piece to protect the edge of the floor support piece from being damaged, although the protection effect of the rigid protection device is better, the dismounting steps are more, the operation is troublesome, 2 to 3 rigid protection devices are required to be mounted on a single floor support piece to completely protect the floor support piece, the mounting time is 3 to 5 minutes, the number of the floor support pieces in a passenger cargo hold is more, the production efficiency is seriously influenced by adopting the mode, the number of the required rigid protection devices is too many, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: a protection device is provided for protecting a floor support member to prevent the floor support member from being broken by stepping, thereby improving the production efficiency.

To achieve the purpose, the utility model adopts the following technical proposal:

a protective device, comprising:

the socket is inserted between the floor support and the floor beam and comprises a first support part, the first support part is arranged between an upper support wall and a lower support wall of the floor support, and at least two slots are arranged on one side, close to a vertical support wall of the floor support, of the first support part at intervals;

the bolt, the bolt includes the body, the body set up in go up the below of support wall and be located vertical support wall deviates from one side of socket, the body towards one side interval of socket is provided with two at least plugs, the plug one-to-one inserts and locates the slot, the body first supporting part and two are adjacent the plug encloses into dodges the position, vertical support wall is located dodge in the position.

As an optional technical solution, an end surface of the first supporting portion, where the slot is formed, abuts against the vertical supporting wall.

As an alternative solution, the upper surface of the body abuts against the lower surface of the upper support wall.

As an optional technical solution, the socket further includes a second supporting portion, a transverse groove facing the vertical supporting wall is provided between the first supporting portion and the second supporting portion, and the lower supporting wall and the beam wall of the floor beam are both provided in the transverse groove.

As an optional technical solution, a first vertical groove is formed in the first supporting portion, the first vertical groove penetrates through the first supporting portion, the first vertical groove is communicated with the transverse groove, and the first vertical groove is used for avoiding a first rib plate of the floor supporting member.

As an optional technical solution, a first avoidance groove is formed in the lower wall of the first supporting portion, and the first avoidance groove is used for avoiding a fastener for fixing the floor supporting member.

As an optional technical scheme, a second avoiding groove is formed in the top wall of the second supporting portion, and the second avoiding groove is used for avoiding a fastener used for fixing the floor supporting piece.

As an optional technical scheme, a second vertical groove is formed in the body, the second vertical groove penetrates through the body, and the second vertical groove is used for avoiding a second rib plate of the floor supporting piece.

As an optional technical scheme, magnets are arranged in the slot and on the plug, and the plug is fixed in the slot through magnetic force adsorption.

As an optional technical solution, the socket and/or the plug are made of an aluminum alloy or a nylon block.

The beneficial effects of the utility model reside in that:

the utility model provides a protection device, this protection device include socket and bolt, and floor support piece places on floor beam, and the under bracing arm pastes on floor beam's crossbeam wall, and the external pressure of applying in the vertical direction and exert pressure in the horizontal direction very little, consequently the utility model discloses insert the first supporting part of socket between support wall and the under bracing wall, the last support wall that is located vertical support wall and is close to socket one side is supported by first supporting part and avoids it unsettled, consequently can guarantee to support intensity and not trampled the fracture, the utility model discloses insert the plug of bolt in the slot, make bolt and socket peg graft, the body of bolt removes to the below that is located vertical support wall and keeps away from the last support wall of socket one side, supports and avoids it unsettled to the last support wall that is kept away from socket one side to being located vertical support wall, consequently can guarantee to support intensity and not trampled the fracture, because the utility model discloses a socket and a bolt are close to each other and peg graft from floor support piece's both sides respectively, therefore dismouting is fast consuming time weak point, and production efficiency obtains improving, and can avoid the fastener to cause floor support piece secondary damage.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples;

FIG. 1 is a first perspective view of a protective device, a floor support, and a floor beam according to an embodiment;

FIG. 2 is a second perspective structural view of the protective device, floor support, and floor cross member of the example;

FIG. 3 is an exploded view of the structure of the securing device and floor support from a third perspective according to an embodiment;

fig. 4 is an exploded view of the structure of the securing device and the floor support according to the embodiment shown in a fourth perspective.

In the figure:

100. a floor support; 101. an upper support wall; 102. a lower support wall; 103. a vertical support wall; 104. a first rib plate; 105. a second rib plate; 200. a floor beam; 201. a beam wall;

1. a socket; 11. a first support section; 111. inserting slots; 112. a first vertical slot; 113. a first avoidance slot; 12. a transverse groove; 13. a second support portion; 131. a second avoidance slot;

2. a bolt; 21. a body; 211. a second vertical slot; 22. and (6) a plug.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be in any way understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have a special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present embodiment provides a protection device, which includes a socket 1 and a plug 2, wherein the socket 1 is inserted between a floor support 100 and a floor cross beam 200, the socket 1 includes a first support portion 11, the first support portion 11 is disposed between an upper support wall 101 and a lower support wall 102 of the floor support 100, and at least two slots 111 are disposed at intervals on one side of the first support portion 11 close to a vertical support wall 103 of the floor support 100; the plug 2 comprises a body 21, the body 21 is arranged below the upper supporting wall 101 and located on one side, away from the socket 1, of the vertical supporting wall 103, the body 21 is provided with at least two plugs 22 at intervals on one side, facing the socket 1, of the body 21, the plugs 22 are inserted into the slots 111 in a one-to-one correspondence mode, the body 21, the first supporting portion 11 and the two adjacent plugs 22 enclose an avoiding position, and the vertical supporting wall 103 is located in the avoiding position.

Specifically, floor support member 100 is placed on floor beam 200, the lower support arm pastes on floor beam 200's beam wall 201, the external pressure that is exerted in the vertical direction and exert pressure in the horizontal direction very little, this embodiment inserts socket 1's first supporting part 11 between support wall 101 and the lower support wall 102, the last support wall 101 that is located vertical support wall 103 and is close to socket 1 one side is supported by first supporting part 11 and avoids it unsettled, can guarantee to support intensity and not stepped on the fracture, the utility model discloses insert plug 22 of bolt 2 in slot 111, make bolt 2 peg graft with socket 1, body 21 of bolt 2 moves to the below that is located vertical support wall 103 and keeps away from socket 1's one side last support wall 101, supports and avoids its unsettled to the last support wall 101 that is located vertical support wall 103 and keeps away from socket 1 one side, consequently can guarantee to support intensity and not trampled the fracture, because the utility model discloses a socket 1 and bolt 2 are close to each other from the both sides of floor support member 100 respectively and peg graft and cause the secondary damage, therefore fast, production efficiency improves, and can avoid the fastener to cause secondary damage to floor support member 100.

In the present embodiment, the number of the insertion grooves 111 is two, and the number of the plugs 22 is two. The front and the back of the vertical supporting wall 103 are respectively provided with a plug 22, the plugs 22 are inserted into the slots 111, so that the plug 2 is connected with the socket 1, the lower surface of the lower supporting wall 102 is divided into a left lower surface and a right lower surface by the vertical supporting wall 103, one of the lower surfaces is supported by the first supporting part 11, the other lower surface is supported by the body 21, the first supporting part 11 is used as a main stressed supporting element, the body 21 mainly assists the stressed supporting element, and external force applied to the body 21 is transmitted to the first supporting part 11 through the plugs 22.

Optionally, the end surface of the first supporting portion 11, which is provided with the slot 111, abuts against the vertical supporting wall 103, so that the supporting area of the first supporting portion 11 on the upper supporting wall 101 is increased, and the supporting strength is improved.

In other embodiments, the upper surface of the body 21 is spaced apart from the lower surface of the upper supporting wall 101, and the upper supporting wall 101 bends downward and abuts against the upper surface of the body 21 when being subjected to a load in the vertical direction, so that the body 21 supports the upper supporting wall 101. In this embodiment, the upper surface of the body 21 abuts against the lower surface of the upper supporting wall 101, so as to prevent the upper supporting wall 101 from being bent due to a force.

In the present embodiment, the socket 1 further includes a second support portion 13, a lateral groove 12 facing the vertical support wall 103 is provided between the first support portion 11 and the second support portion 13, and the lower support wall 102 and a beam wall 201 of the floor beam 200 are both provided in the lateral groove 12. In some embodiments, the height of the transverse groove 12 is greater than the sum of the thicknesses of the lower support wall 102 and the cross beam wall 201, so that the lower support wall 102 and the cross beam wall 201 can be conveniently clamped into the transverse groove 12, when the floor support 100 is subjected to a vertical load, the lower support wall 102 and the cross beam wall 201 are clamped in the transverse groove 12, that is, the upper support wall 101 is tightly abutted to the first support portion 11, and the second support portion 13 is tightly abutted to the cross beam wall 201, so that the protection device can fix the floor support 100 on the floor cross beam 200, ensure that the floor support 100 does not slide on the floor cross beam 200 when being subjected to an external force, and protect the floor cross beam 200.

Optionally, the first supporting portion 11 is provided with a first vertical groove 112, the first vertical groove 112 penetrates through the first supporting portion 11, the first vertical groove 112 is communicated with the transverse groove 12, and the first vertical groove 112 is used for avoiding the first rib plate 104 of the floor supporting member 100.

Optionally, the lower wall of the first supporting portion 11 is provided with a first avoiding groove 113, and the first avoiding groove 113 is used for avoiding a fastening piece for fixing the floor supporting member 100, which is not shown in the drawings.

Optionally, a second avoiding groove 131 is formed in a top wall of the second supporting portion 13, and the second avoiding groove 131 is used for avoiding a fastener for fixing the floor supporting member 100.

Optionally, the body 21 is provided with a second vertical groove 211, the second vertical groove 211 penetrates through the body 21, and the second vertical groove 211 is used for avoiding the second rib plate 105 of the floor support 100.

Optionally, magnets are disposed in the slot 111 and the plug 22, and the plug 22 is fixed in the slot 111 through magnetic attraction. The protection device and the floor support 100 are both rarely subjected to external force in the horizontal direction, so that one magnet is arranged in the slot 111, and the other magnet is arranged on the plug 22, so that the plug 22 can be fixed in the slot 111 by the mutual attraction of the two magnets, and the plug 22 is prevented from being easily separated from the slot 111. The magnets are not shown in the drawings.

Alternatively, the socket 1 and/or the plug 22 are made of an aluminum alloy or a nylon block. In this embodiment, the socket 1 and the plug 22 are made of aluminum alloy to improve the supporting strength and ensure that the weight is controlled within a reasonable range.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A protective device, comprising:

the socket (1) is inserted between a floor support (100) and a floor beam (200), the socket (1) comprises a first support part (11), the first support part (11) is arranged between an upper support wall (101) and a lower support wall (102) of the floor support (100), and at least two slots (111) are arranged on one side, close to a vertical support wall (103) of the floor support (100), of the first support part (11) at intervals;

bolt (2), bolt (2) include body (21), body (21) set up in go up the below of support wall (101) and be located vertical support wall (103) deviate from one side of socket (1), body (21) towards one side interval of socket (1) is provided with two at least plugs (22), plug (22) one-to-one is inserted and is located slot (111), body (21) first supporting part (11) and two are adjacent plug (22) enclose into dodge the position, vertical support wall (103) are located in dodge the position.

2. The protection device according to claim 1, characterized in that the end face of the first support (11) where the slot (111) is open abuts against the vertical support wall (103).

3. The protection device according to claim 1, characterized in that an upper surface of said body (21) is in abutment with a lower surface of said upper supporting wall (101).

4. The protection device according to claim 1, characterized in that the socket (1) further comprises a second support (13), a transverse slot (12) facing the vertical support wall (103) being provided between the first support (11) and the second support (13), the lower support wall (102) and the cross beam wall (201) of the floor cross beam (200) both being provided in the transverse slot (12).

5. The protection device according to claim 4, wherein the first support part (11) is provided with a first vertical groove (112), the first vertical groove (112) penetrates through the first support part (11), the first vertical groove (112) is communicated with the transverse groove (12), and the first vertical groove (112) is used for avoiding the first rib plate (104) of the floor support (100).

6. The protection device according to claim 5, characterized in that the lower wall of the first support (11) is provided with a first avoiding groove (113), the first avoiding groove (113) being used for avoiding a fastener for fixing the floor support (100).

7. The protection device according to claim 4, characterized in that a second avoiding groove (131) is formed in the top wall of the second support portion (13), and the second avoiding groove (131) is used for avoiding a fastener for fixing the floor support (100).

8. The protection device according to claim 1, wherein a second vertical groove (211) is formed in the body (21), the second vertical groove (211) penetrates through the body (21), and the second vertical groove (211) is used for avoiding a second rib plate (105) of the floor support (100).

9. The protection device according to claim 1, characterized in that magnets are arranged in the slot (111) and on the plug (22), and the plug (22) is fixed in the slot (111) by magnetic attraction.

10. The protection device according to claim 1, characterized in that said socket (1) and/or said plug (22) are made of aluminum alloy or nylon block.

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