CN216233076U - Thread protection device convenient for changing main wheel shaft of airplane - Google Patents
Thread protection device convenient for changing main wheel shaft of airplane Download PDFInfo
- Publication number
- CN216233076U CN216233076U CN202122792792.9U CN202122792792U CN216233076U CN 216233076 U CN216233076 U CN 216233076U CN 202122792792 U CN202122792792 U CN 202122792792U CN 216233076 U CN216233076 U CN 216233076U
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- CN
- China
- Prior art keywords
- thread protector
- rod
- protector body
- screw thread
- wheel
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- 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.)
- Expired - Fee Related
Links
- 230000001012 protector Effects 0.000 claims abstract description 54
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000007769 metal material Substances 0.000 claims abstract description 4
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of a thread protector of a main shaft of an airplane, and particularly discloses a thread protector convenient for changing wheels of the main shaft of the airplane, which comprises a thread protector body and an installation shell, wherein the thread protector body is of a hollow cylindrical structure, two ends of the inner side of the thread protector body extend inwards to form bulges, an accommodating groove is arranged between the two bulges, a through hole is arranged at the bottom end of the accommodating groove, the through hole penetrates through the side surface of the thread protector body, one end of the thread protector body is chamfered inwards to form a limiting block, and the thread protector body is made of a metal material, the utility model has simple structure and convenient operation, and is suitable for popularization and use.
Description
Technical Field
The utility model relates to a thread protection device convenient for changing wheels of a main wheel shaft of an airplane, and belongs to the technical field of thread protectors of main wheel shafts of airplanes.
Background
The thread protector is a structure for protecting aircraft main wheel axle, generally installs the thread protector before the wheel is installed, protection shaft screw thread and fast sensor of wheel, avoids the impaired potential safety hazard that causes of screw thread or fast sensor of wheel. Most of the existing thread protection devices are directly placed on the ground in the wheel replacement maintenance process, dust and sandy soil on the ground are easily attached to the existing thread protection devices, subsequent use is affected, and the thread protection devices placed on the ground are easily collided to cause surface abrasion.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a thread protection device for facilitating wheel changing of a main wheel shaft of an airplane, and solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a make things convenient for screw thread protection device when aircraft main shaft trades wheel, includes screw thread protector body and installation shell, the screw thread protector body is cavity form cylindrical structure, the inboard both ends of screw thread protector body are inwards extended and are formed protruding, two be provided with the holding tank between the arch, the holding tank bottom is equipped with the through-hole, the through-hole runs through screw thread protector body side and sets up, the inside chamfer of screw thread protector body one end forms the stopper, the screw thread protector body is the metal material.
Preferably, the outer side of the mounting shell is provided with three supporting grooves, supporting rods are arranged in the supporting grooves, and the supporting rods are connected with the mounting shell in a sliding mode.
Preferably, the three support rods are connected with each other through connecting blocks, and the connecting blocks are fixedly connected with the three support rods respectively.
Preferably, the installation shell inboard is equipped with two connecting rods, the connecting rod end is equipped with the grip block, the grip block symmetry sets up in thread protector body both sides.
Preferably, a fixed block is arranged in the middle of the clamping block, the fixed block corresponds to the through hole structure, the fixed block is fixedly connected with the clamping block, and the fixed block is of a spherical structure.
Preferably, a moving rod is nested in the connecting rod and is connected with the clamping block in a rotating mode, a spring is arranged at the tail end of the moving rod, and the moving rod is connected with the connecting rod in a sliding mode.
Preferably, an observation window is arranged on the outer side of the mounting shell and is made of transparent materials.
Preferably, the side surface of the supporting rod is provided with a fixing rod, the fixing rod penetrates through the supporting rod and is arranged on two sides of the supporting rod, and the supporting rod is mutually fixed with the mounting shell through the fixing rod.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model belongs to the technical field of thread protectors of main axles of airplanes, and particularly discloses a thread protection device convenient for changing wheels of main axles of airplanes.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic cross-sectional view of the thread protector body of the present invention;
in the figure: 100. a thread protector body; 200. installing a shell; 101. a protrusion; 102. accommodating grooves; 103. a through hole; 104. a limiting block; 201. a support groove; 202. a support bar; 203. connecting blocks; 204. a connecting rod; 205. a clamping block; 206. a fixed block; 207. a travel bar; 208. a spring; 209. and (5) fixing the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a make things convenient for screw thread protection device when aircraft main wheel shaft trades wheel, includes screw thread protector body 100 and installation shell 200, screw thread protector body 100 is the cylindrical structure of cavity form, 100 inboard both ends of screw thread protector body inwards extend and form protruding 101, two be provided with holding tank 102 between the protruding 101, holding tank 102 bottom is equipped with through-hole 103, through-hole 103 runs through the setting of screw thread protector body 100 side, the inside chamfer of 100 one ends of screw thread protector body forms stopper 104, screw thread protector body 100 is the metal material.
Further, three supporting grooves 201 are formed in the outer side of the mounting housing 200, supporting rods 202 are arranged in the supporting grooves 201, and the supporting rods 202 are slidably connected with the mounting housing 200.
Furthermore, the three support rods 202 are connected with each other through connecting blocks 203, and the connecting blocks 203 are respectively and fixedly connected with the three support rods 202.
Further, the inner side of the mounting shell 200 is provided with two connecting rods 204, the tail ends of the connecting rods 204 are provided with clamping blocks 205, and the clamping blocks 205 are symmetrically arranged on two sides of the thread protector body 100.
Further, a fixing block 206 is arranged in the middle of the clamping block 205, the fixing block 206 corresponds to the through hole 103 in structure, the fixing block 206 is fixedly connected with the clamping block 205, and the fixing block 206 is of a spherical structure.
Furthermore, a moving rod 207 is nested inside the connecting rod 204, the moving rod 207 is rotatably connected with the clamping block 205, a spring 208 is arranged at the tail end of the moving rod 207, and the moving rod 207 is slidably connected with the connecting rod 204.
Further, an observation window is arranged on the outer side of the installation shell 200, and the observation window is made of transparent materials.
Further, a fixing rod 209 is disposed at a side surface of the supporting rod 202, the fixing rod 209 penetrates through the supporting rod 202 and is disposed at both sides of the supporting rod 202, and the supporting rod 202 is fixed to the mounting case 200 by the fixing rod 209.
The working principle is as follows: the utility model relates to a thread protector for facilitating wheel changing of a main wheel shaft of an airplane, when in use, after a thread protector body 100 is disassembled, an installation shell 200 is placed on the outer side of the thread protector body 100, a movable rod 207 moves towards the thread protector body 100 under the elastic action of a spring 208, the thread protector body 100 is clamped and fixed through a clamping block 205, meanwhile, when the clamping block 205 moves to a through hole 103, a fixed block 206 on the inner side of the clamping block 205 moves into the through hole 103 and fixes the thread protector body 100, the support rod 202 can be placed on the ground by sliding along a support groove 201, a connecting block 203 on the side surface of the support rod 202 can synchronously move with the support rod 202, after the support rod 202 moves, the support rod 202 is fixed with the installation shell 200 through rotating a fixed rod 209, and can be conveniently taken during subsequent installation through supporting and fixing of the support rod 202, the installation shell 200 can effectively protect the thread protector body 100, surface abrasion caused by accidental impact is avoided, meanwhile, dust or sand accumulation on the surface of the thread protector body 100 can be avoided to influence subsequent use, the thread protector body 100 and a spindle thread are aligned in parallel after the device is taken up during installation, an observation window on the side face can facilitate installation and operation of an operator, the clamping block 205 is rotated on the inner side, the middle of the clamping block 205 is rotated under the support of the tail end of the thread protector body 100 and extrudes the movable rod 207 inwards, the fixed block 206 moves out of the through hole 103, the thread protector body 100 and the installation shell 200 can be separated from each other, and installation and operation are completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a make things convenient for screw thread protection device when aircraft main shaft trades wheel which characterized in that: including screw thread protector body (100) and installation shell (200), screw thread protector body (100) are the cylindrical structure of cavity form, screw thread protector body (100) inboard both ends inwards extend and form protruding (101), two be provided with between protruding (101) holding tank (102), holding tank (102) bottom is equipped with through-hole (103), through-hole (103) run through screw thread protector body (100) side and set up, the inside chamfer of screw thread protector body (100) one end forms stopper (104), screw thread protector body (100) is the metal material.
2. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 1, wherein: the outer side of the mounting shell (200) is provided with three supporting grooves (201), supporting rods (202) are arranged in the supporting grooves (201), and the supporting rods (202) are connected with the mounting shell (200) in a sliding mode.
3. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 2, wherein: the three support rods (202) are connected with each other through connecting blocks (203), and the connecting blocks (203) are fixedly connected with the three support rods (202) respectively.
4. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 1, wherein: the thread protector is characterized in that two connecting rods (204) are arranged on the inner side of the mounting shell (200), clamping blocks (205) are arranged at the tail ends of the connecting rods (204), and the clamping blocks (205) are symmetrically arranged on two sides of the thread protector body (100).
5. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 4, wherein: the clamping device is characterized in that a fixing block (206) is arranged in the middle of the clamping block (205), the fixing block (206) corresponds to the through hole (103) in structure, the fixing block (206) is fixedly connected with the clamping block (205), and the fixing block (206) is of a spherical structure.
6. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 4, wherein: the movable rod (207) is nested in the connecting rod (204), the movable rod (207) is rotatably connected with the clamping block (205), a spring (208) is arranged at the tail end of the movable rod (207), and the movable rod (207) is slidably connected with the connecting rod (204).
7. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 1, wherein: an observation window is arranged on the outer side of the mounting shell (200), and the observation window is made of transparent materials.
8. The thread protector for facilitating a change of wheel of an aircraft main wheel according to claim 2, wherein: the side surface of the supporting rod (202) is provided with a fixing rod (209), the fixing rod (209) penetrates through the supporting rod (202) and is arranged on two sides of the supporting rod (202), and the supporting rod (202) is mutually fixed with the mounting shell (200) through the fixing rod (209).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792792.9U CN216233076U (en) | 2021-11-15 | 2021-11-15 | Thread protection device convenient for changing main wheel shaft of airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792792.9U CN216233076U (en) | 2021-11-15 | 2021-11-15 | Thread protection device convenient for changing main wheel shaft of airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216233076U true CN216233076U (en) | 2022-04-08 |
Family
ID=80941073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122792792.9U Expired - Fee Related CN216233076U (en) | 2021-11-15 | 2021-11-15 | Thread protection device convenient for changing main wheel shaft of airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216233076U (en) |
-
2021
- 2021-11-15 CN CN202122792792.9U patent/CN216233076U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |