CN210822737U - Airplane wheel brake assembly - Google Patents
Airplane wheel brake assembly Download PDFInfo
- Publication number
- CN210822737U CN210822737U CN201921847207.7U CN201921847207U CN210822737U CN 210822737 U CN210822737 U CN 210822737U CN 201921847207 U CN201921847207 U CN 201921847207U CN 210822737 U CN210822737 U CN 210822737U
- Authority
- CN
- China
- Prior art keywords
- brake
- hole
- hydraulic cylinder
- output shaft
- wheel brake
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the brake, especially, be an aircraft wheel brake subassembly, including two connecting rods of fixing in the frame, fixed mounting has same fixed disk on two connecting rods, the through-hole has been seted up on the fixed disk, the output shaft is installed to the through-hole internal rotation, the output shaft runs through the through-hole, the one end fixed mounting of output shaft has the brake drum, fixed mounting has the tire on the brake drum, one side fixed mounting that the fixed disk is close to the brake drum has the supporting shoe, the both sides of supporting shoe all articulate has the brake shoe, all articulates on two brake shoes to have the hinge bar, fixed mounting has the pneumatic cylinder fixing base on the fixed disk, the last fixed mounting of pneumatic cylinder fixing base has the pneumatic cylinder. The utility model relates to a rationally, convenient to use utilizes the hydraulic system of aircraft to be power, and is quick to the tire braking.
Description
Technical Field
The utility model relates to a brake technical field especially relates to an aircraft wheel brake subassembly.
Background
When an airplane lands, the airplane needs to be stopped and stabilized after a period of time of taxiing on the ground due to huge inertia, and the airplane wheel of the airplane needs to bear the sliding of the airplane and also needs to provide enough braking force for the airplane through a brake assembly so as to stop the airplane more quickly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the aircraft wheel brake subassembly that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an airplane wheel brake component comprises two connecting rods fixed on a frame, a same fixed disc is fixedly arranged on the two connecting rods, the fixed disc is provided with a through hole, an output shaft is rotatably arranged in the through hole and penetrates through the through hole, a brake drum is fixedly arranged at one end of the output shaft, a tire is fixedly arranged on the brake drum, a supporting block is fixedly arranged on one side of the fixed disc close to the brake drum, brake shoes are hinged to two sides of the supporting block, hinge rods are hinged to the two brake shoes, a hydraulic cylinder fixing seat is fixedly arranged on the fixed disk, a hydraulic cylinder is fixedly arranged on the hydraulic cylinder fixing seat, the output shaft of the hydraulic cylinder is fixedly provided with a connecting block, the two hinge rods are hinged with the connecting block, and the fixed disc is provided with an extension spring, and two ends of the extension spring are respectively and fixedly connected with the corresponding brake shoes.
Preferably, a first bearing is arranged in the through hole, an outer ring of the first bearing is fixedly installed on the inner wall of the through hole, and an inner ring of the first bearing is fixedly sleeved on the output shaft.
Preferably, the fixed disc is provided with an annular sliding groove, and the brake drum is connected with the inner wall of the annular sliding groove in a sliding manner.
Preferably, a friction plate is fixedly mounted on one side of each brake shoe far away from each other.
Preferably, one side is all seted up on the both sides of connecting block and is the open-ended hinge hole, fixed mounting has same articulated shaft on the both sides inner wall of hinge hole, the articulated shaft runs through corresponding hinge bar and is connected with corresponding hinge bar rotation.
Preferably, four fixing bolts which are distributed in a rectangular shape are arranged on the hydraulic cylinder, and the hydraulic cylinder is fixedly connected with the hydraulic cylinder fixing seat through the four fixing bolts.
Compared with the prior art, the beneficial effects of the utility model are that: at first, the device cooperatees through connecting rod, fixed disk, through-hole, output shaft, brake drum, tire, supporting shoe, brake shoe, hinge bar, pneumatic cylinder fixing base, pneumatic cylinder, connecting block, hinge hole, articulated shaft, extension spring and annular spout, when braking the tire, can be quick move through the pneumatic cylinder and make the friction disc of fixing on the brake shoe contact with the brake drum to can be quick brake the tire, the utility model relates to a rationally, convenient to use utilizes the hydraulic system of aircraft to be power, and is quick to brake the tire.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
in the figure: 1. a connecting rod; 2. fixing the disc; 3. a through hole; 4. an output shaft; 5. a brake drum; 6. a tire; 7. a support block; 8. a brake shoe; 9. a hinged lever; 10. a hydraulic cylinder fixing seat; 11. a hydraulic cylinder; 12. connecting blocks; 13. a hinge hole; 14. hinging a shaft; 15. an extension spring; 16. an annular chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an aircraft wheel brake assembly comprises two connecting rods 1 fixed on a frame, wherein the two connecting rods 1 are fixedly provided with the same fixed disc 2, the fixed disc is provided with a through hole 3, an output shaft 4 is rotatably arranged in the through hole 3, the output shaft 4 penetrates through the through hole 3, one end of the output shaft 4 is fixedly provided with a brake drum 5, a tire 6 is fixedly arranged on the brake drum 5, one side of the fixed disc 2 close to the brake drum 5 is fixedly provided with a supporting block 7, two sides of the supporting block 7 are respectively hinged with a brake shoe 8, two brake shoes 8 are respectively hinged with a hinge rod 9, the fixed disc 2 is fixedly provided with a hydraulic cylinder fixing seat 10, the upper part of the hydraulic cylinder fixing seat 10 is fixedly provided with a hydraulic cylinder 11, the output shaft of the hydraulic cylinder 11 is fixedly provided with a connecting block 12, and the two, an extension spring 15 is arranged on the fixed disc 2, and two ends of the extension spring 15 are respectively fixedly connected with the corresponding brake shoes 8;
be equipped with first bearing in the through-hole 3, the outer lane fixed mounting of first bearing is on the inner wall of through-hole 3, the inner circle fixed cover of first bearing is established on output shaft 4, annular spout 16 has been seted up on the fixed disk 2, the inner wall sliding connection of brake drum 5 and annular spout 16, one side fixed mounting that two brake shoes 8 kept away from each other has the friction disc, one side is open-ended hinge hole 13 has all been seted up to the both sides of connecting block 12, fixed mounting has same articulated shaft 14 on the both sides inner wall of hinge hole 13, articulated shaft 14 runs through corresponding hinge bar 9 and is connected with corresponding hinge bar 9 rotation, be equipped with four fixing bolt that are the rectangle and distribute on the pneumatic cylinder 11, pneumatic cylinder 11 through four fixing bolt with pneumatic cylinder fixing base 10 fixed connection, through connecting rod 1, fixed disk 2, through-hole 3, Output shaft 4, brake drum 5, tire 6, supporting shoe 7, brake shoe 8, hinge bar 9, pneumatic cylinder fixing base 10, pneumatic cylinder 11, connecting block 12, hinge hole 13, articulated shaft 14, extension spring 15 and annular spout 16 cooperate, when braking tire 6, can be quick through pneumatic cylinder 11 move make fix friction disc on brake shoe 8 with brake drum 5 contact to can be quick brake tire 6, the utility model relates to a rationally, convenient to use utilizes the hydraulic system of aircraft to be power, quick braking tire.
The working principle is as follows: the hydraulic cylinder 11 is connected with a hydraulic system of the airplane, when the airplane lands, the hydraulic cylinder 11 installed on the hydraulic cylinder fixing seat 10 is started, the hydraulic cylinder 11 pushes the connecting block 12 to move upwards, the connecting block 12 drives the hinged rod 9 to rotate around the brake shoe 8, the hinged rod 9 pushes the brake shoe 8 to rotate around the supporting block 7, the spring 15 is stretched, and the brake shoe 8 drives the friction plate to move, so that the friction plate can be in contact with the brake drum 5, and the tire 6 starts to be braked.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an aircraft wheel brake subassembly, includes two connecting rods (1) of fixing in the frame, its characterized in that: the brake device is characterized in that the two connecting rods (1) are fixedly provided with the same fixed disc (2), the fixed disc is provided with a through hole (3), the through hole (3) is rotatably provided with an output shaft (4), the output shaft (4) penetrates through the through hole (3), one end of the output shaft (4) is fixedly provided with a brake drum (5), the brake drum (5) is fixedly provided with a tire (6), one side of the fixed disc (2) close to the brake drum (5) is fixedly provided with a supporting block (7), two sides of the supporting block (7) are hinged with brake shoes (8), two brake shoes (8) are hinged with hinge rods (9), the fixed disc (2) is fixedly provided with a hydraulic cylinder fixing seat (10), the hydraulic cylinder fixing seat (10) is fixedly provided with a hydraulic cylinder (11), and the output shaft of the hydraulic cylinder (11) is fixedly, two articulated rod (9) all are articulated mutually with connecting block (12), be equipped with extension spring (15) on fixed disk (2), the both ends of extension spring (15) respectively with corresponding brake shoe (8) fixed connection.
2. An aircraft wheel brake assembly as claimed in claim 1 wherein: the bearing is characterized in that a first bearing is arranged in the through hole (3), an outer ring of the first bearing is fixedly arranged on the inner wall of the through hole (3), and an inner ring of the first bearing is fixedly sleeved on the output shaft (4).
3. An aircraft wheel brake assembly as claimed in claim 1 wherein: an annular sliding groove (16) is formed in the fixed disc (2), and the brake drum (5) is connected with the inner wall of the annular sliding groove (16) in a sliding mode.
4. An aircraft wheel brake assembly as claimed in claim 1 wherein: and a friction plate is fixedly arranged on one side of each brake shoe (8) far away from each other.
5. An aircraft wheel brake assembly as claimed in claim 1 wherein: one side is all seted up to the both sides of connecting block (12) and is open-ended hinge hole (13), fixed mounting has same articulated shaft (14) on the both sides inner wall of hinge hole (13), articulated shaft (14) run through corresponding hinge bar (9) and rotate with corresponding hinge bar (9) and be connected.
6. An aircraft wheel brake assembly as claimed in claim 1 wherein: the hydraulic cylinder (11) is provided with four fixing bolts which are distributed in a rectangular shape, and the hydraulic cylinder (11) is fixedly connected with the hydraulic cylinder fixing seat (10) through the four fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921847207.7U CN210822737U (en) | 2019-10-30 | 2019-10-30 | Airplane wheel brake assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921847207.7U CN210822737U (en) | 2019-10-30 | 2019-10-30 | Airplane wheel brake assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210822737U true CN210822737U (en) | 2020-06-23 |
Family
ID=71279286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921847207.7U Expired - Fee Related CN210822737U (en) | 2019-10-30 | 2019-10-30 | Airplane wheel brake assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210822737U (en) |
-
2019
- 2019-10-30 CN CN201921847207.7U patent/CN210822737U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20211030 |