CN106742022A - A kind of hydraulic pressure aircraft wheel blocking means - Google Patents
A kind of hydraulic pressure aircraft wheel blocking means Download PDFInfo
- Publication number
- CN106742022A CN106742022A CN201710034657.3A CN201710034657A CN106742022A CN 106742022 A CN106742022 A CN 106742022A CN 201710034657 A CN201710034657 A CN 201710034657A CN 106742022 A CN106742022 A CN 106742022A
- Authority
- CN
- China
- Prior art keywords
- sliding block
- metallic rod
- blocking means
- hydraulic pressure
- catch
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/02—Arresting gear; Liquid barriers
Abstract
The invention discloses a kind of hydraulic pressure aircraft wheel blocking means, including catch support, and slip bocks system and system of bars on catch support；The slip bocks system includes sliding block one, sliding block two, sliding block three, and sliding block three is fixed on catch support, and sliding block two is placed on sliding block three, and sliding block one is placed on sliding block two and its upper surface contacts with aircraft tire；The system of bars includes metallic rod one, metallic rod two, metallic rod three and metallic rod four；The front end of metallic rod one is fixedly connected with sliding block two, and the end of metallic rod four is fixed on catch support, and metallic rod two is provided with laborsaving fulcrum, and laborsaving fulcrum is located on catch support, while metallic rod three and metallic rod four-way cross the connection of knob hydraulic pump；It is an advantage of the current invention that can safer quick taking-up, effectively avoid personnel's injury that may be present, and can also further determine to have saved the time in degree, it is ensured that flight can be released timely.
Description
Technical field
The invention belongs to aviation machine technical field, more particularly, to a kind of hydraulic pressure aircraft wheel blocking means.
Background technology
The design of present domestic airport airplane parking area all has certain slope, and this is to be conducive to sleet sky mechanism of qi level ground
Quick drainage, in order to avoid machine level ground ponding is excessive, is unfavorable for aircraft taxi.But airborne vehicle is into needing behind seat in the plane to release brake system
Pressure, it is therefore an objective to discharge the huge heat that airborne vehicle is produced in runway due to brake, this results in the aviation after getting off the brakes
The displacement of device.In order to avoid collision of the airborne vehicle with shelter bridge caused due to aircraft displacement and the hair of other incidents of injury
Raw, after airborne vehicle enters position, it is desirable to must take the measure for enabling aircraft static, basic institute organic field all uses metal now
Or rubber catch, aircraft is had the displacement of a bit of very little due to this catch,
Exactly this displacement makes catch that very big pressure and frictional force is produced after being contacted with aircraft, so as to cause, when aircraft is departed from port, to need
Remove extremely difficult when catch, it is common practice to go to pound another catch with a catch, this is resulted in much asks
Topic, such as the damage of catch, may accidentally hurt oneself hand and pin and personnel time on waste etc.
A series of problems.
The content of the invention
The present invention seeks to：There is provided a kind of when airborne vehicle brakes and unclamps, can quickly and easily remove catch, it is to avoid
The hydraulic pressure aircraft wheel blocking means that unnecessary personnel's injury and time waste.
The technical scheme is that：A kind of hydraulic pressure aircraft wheel blocking means, including catch support, and located at the wheel
Slip bocks system and system of bars on gear support；
The slip bocks system includes sliding block one, sliding block two, sliding block three, and the sliding block three is fixed on the catch support, described
Sliding block two is placed on the sliding block three, and the sliding block one is placed on the sliding block two and its upper surface contacts with aircraft tire；
The system of bars includes metallic rod one, metallic rod two, metallic rod three and metallic rod four；The front end of the metallic rod one with
The sliding block two is fixedly connected, and the end of the metallic rod four is fixed on the catch support, and the metallic rod two is provided with province
Power fulcrum, the laborsaving fulcrum is located on the catch support, while the metallic rod three and the metallic rod four-way cross knob
Formula hydraulic pump is connected, and the system of bars is born knob hydraulic pump except as support system, also using lever principle
Pressure reduces, so that the knob hydraulic pump weight saving for being used, reaches the purpose for not increasing catch weight excessively.
As preferred technical scheme, in contacting with each other on face for the sliding block one, the sliding block two and the sliding block three
Being anchored by rivet has metal skin, increases contact surface frictional force, is relatively moved between anti-limited slip block.
As preferred technical scheme, between the metallic rod one and the metallic rod two, the metallic rod two and described
It is easy to the transmission of power using being hinged between metallic rod three.
As preferred technical scheme, scotch is fixed with the metallic rod one, plays safety effect, prevent due to
The pressure of sliding block one is excessive, causes airborne vehicle displacement excessive or even fails, and the scotch is metal derby.
Used as preferred technical scheme, the sliding block one, the sliding block two and the sliding block three are block rubber.
As preferred technical scheme, the metallic rod one, the metallic rod two, the metallic rod three, the metallic rod
Four are hollow metal steel pipe, while increasing rigidity, can reduce the weight of rod member.
Operation principle of the invention is as follows：When aircraft in place, brake unclamp when, aircraft tire acts on the power of sliding block one
A pair of sliding blocks of sliding block two are forced to produce one perpendicular to sliding block one and the downward power N in the contact of sliding block two inclined-plane1, it is at the same time, sliding
Block three produces one perpendicular to sliding block two and the upward power N in the contact of sliding block three inclined-plane to sliding block two again2, moreover sliding block two also
By the gravity G of oneself2And contact surface frictional force f1And f2With the thrust F of metallic rod one, the force analysis of sliding block two such as Fig. 3 institutes
Show, the remains stationary state under these active forces of sliding block two；Sliding block one is not only subject to tire to its active force N3, also slided
Active force N of the block two to it4, the gravity G of oneself1With sliding block two to the frictional force f of sliding block one1' and tire to its frictional force
f3, sliding block one keeps poised state in the presence of these power, and specific force analysis is as shown in Figure 2.Therefore, contacted with sliding block one
Aero tyre be also maintained for transfixion.When needing to release after aircraft is connected with tractor, the knob of knob hydraulic pump
It is opened, pressure release, at this moment sliding block one moves forward in the presence of tire pressure and forces the retrogressing of sliding block two, so that tire and cunning
The deformation of block reduces, and pressure and frictional force are also tapered into, taking-up wheel blocking means that thus can be without lifting an eyebrow, it is to avoid can
The personnel's injury that can occur and waste of time.
It is an advantage of the invention that：
1. catch of the invention is compared with existing metal catch or rubber catch, can safer quick taking-up, effectively
Avoid personnel's injury that may be present, and can also further determine to have saved the time in degree, it is ensured that flight can be timely
Release.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Fig. 1 is structural representation of the invention；
Fig. 2 is the force analysis figure of present invention slider one；
Fig. 3 is the force analysis figure of present invention slider two；
Fig. 4 is the force analysis figure of present invention slider three；
Wherein：1 sliding block one, 2 sliding blocks two, 3 sliding blocks three, 4 aircraft tires, 5 metallic rods one, 6 metallic rods two, 7 metallic rods three, 8
Metallic rod four, 9 laborsaving fulcrums, 10 knob hydraulic pumps, 11 scotch.
Specific embodiment
Embodiment：Shown in reference picture 1, a kind of hydraulic pressure aircraft wheel blocking means, including catch support, and located at catch branch
Slip bocks system and system of bars on frame；Wherein the slip bocks system includes sliding block 1, sliding block 22, sliding block 33, and sliding block 33 is consolidated
Due on catch support, sliding block 22 is placed on sliding block 33, and sliding block 1 is placed on sliding block 22 and its upper surface and aircraft wheel
Tire 4 is contacted；The system of bars includes metallic rod 1, metallic rod 26, metallic rod 37 and metallic rod 48；Before metallic rod 1
End is fixedly connected with sliding block 22, and the end of metallic rod 48 is fixed on catch support, and metallic rod 26 is provided with laborsaving fulcrum 9, should
Laborsaving fulcrum 9 is located on catch support, while metallic rod 37 and metallic rod 48 are connected by knob hydraulic pump 10.
Present invention anchoring on the face that contacts with each other of sliding block 1, sliding block 22 and sliding block 33 has metal skin, and the sliding block
One 1, sliding block 22 and sliding block 33 are block rubber.
Used between metallic rod of the invention 1 and metallic rod 26, between metallic rod 26 and metallic rod 37 and be hinged,
And metallic rod 1, metallic rod 26, metallic rod 37, metallic rod 48 are hollow metal steel pipe, while solid in metallic rod 1
Surely there is scotch 11.
After commander commands aircraft in place, after engine shuts down, service staff starts to notify driving cabin unit
Personnel's releasing of brake, hereafter, aircraft can be moved forward due to the machine level ground gradient, but after moving a small distance, tire is just to cunning
Block 1 generates one by tire axis and away from the power in axle center, and according to newton third law of motion, sliding block 1 is necessarily right
Aircraft tire 4 produces a reaction force, and exactly in the presence of this power, aircraft maintains inactive state.Sliding block 1 is not
But by aircraft tire 4 to its active force N3, also by 22 couples of its active force N of sliding block4, the gravity G of oneself1And sliding block
22 couples of frictional force f of sliding block 11' and aircraft tire 4 to its frictional force f3, sliding block 1 keeps in the presence of these power
Poised state, specific force analysis is as shown in Figure 2.Because sliding block 1 is extruded by aircraft tire 4, so aircraft tire 4
Act on sliding block 1 power force the one 1 pairs of sliding blocks 22 of sliding block produce one perpendicular to sliding block 1 and the contact inclined-plane of sliding block 22 to
Under power N1, at the same time, sliding block 33 again to sliding block 22 produce one perpendicular to sliding block 22 and sliding block 33 contact inclined-plane to
On power N2, moreover sliding block 22 is also by the gravity G of oneself2And contact surface frictional force f1And f2With metallic rod 1
Thrust F, the remains stationary state of sliding block 22 in the presence of these power, force diagram is as shown in Figure 3.Sliding block 33 is subject to sliding block 22
Pressure N5, inclined-plane frictional force f4, gravity G3, ground holding power N6And frictional force f5, sliding block 33 is protected in the presence of these power
Maintain an equal level weighing apparatus, and force analysis is as shown in Figure 4.After complete visitor on aircraft, when control tower notifies that aircraft can depart from port, service staff needs
Aircraft is linked together with tractor, need to take out catch afterwards, at this moment, the knob of knob hydraulic pump 10 is opened, rotation
The pressure of button formula hydraulic pump 10 is released, and at this moment sliding block 1 moves forward in the presence of tire pressure and forces sliding block 22 to retreat, from
And reducing the deformation of aircraft tire 4 and sliding block 1, frictional force is also tapered into, taking-up that thus can be without lifting an eyebrow
Catch, it is to avoid the personnel's injury being likely to occur and waste of time, and airborne vehicle made due to the presence for having draw bar and trailer
Draw bar has a thrust to aircraft, so as to ensure that aircraft will not be subjected to displacement after catch is taken out.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
The personage for knowing this technology all can carry out modifications and changes under without prejudice to spirit and scope of the invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit such as
Into all equivalent modifications or change, should be covered by claim of the invention.
Claims (6)
1. a kind of hydraulic pressure aircraft wheel blocking means, it is characterised in that including catch support, and on the catch support
Slip bocks system and system of bars；
The slip bocks system includes sliding block one（1）, sliding block two（2）, sliding block three（3）, the sliding block three（3）It is fixed on the catch
On support, the sliding block two（2）It is placed in the sliding block three（3）On, the sliding block one（1）It is placed in the sliding block two（2）Go up and it
Upper surface and aircraft tire（4）Contact；
The system of bars includes metallic rod one（5）, metallic rod two（6）, metallic rod three（7）With metallic rod four（8）；The metal
Bar one（5）Front end and the sliding block two（2）It is fixedly connected, the metallic rod four（8）End is fixed on the catch support,
The metallic rod two（6）It is provided with laborsaving fulcrum（9）, the laborsaving fulcrum（9）On the catch support, while the gold
Category bar three（7）With the metallic rod four（8）By knob hydraulic pump（10）Connection.
2. hydraulic pressure aircraft wheel blocking means according to claim 1, it is characterised in that in the sliding block one（1）, the cunning
Block two（2）With the sliding block three（3）The face that contacts with each other on anchoring have metal skin.
3. hydraulic pressure aircraft wheel blocking means according to claim 1, it is characterised in that the metallic rod one（5）With it is described
Metallic rod two（6）Between, the metallic rod two（6）With the metallic rod three（7）Between using being hinged.
4. hydraulic pressure aircraft wheel blocking means according to claim 1, it is characterised in that in the metallic rod one（5）It is upper solid
Surely there is scotch（11）.
5. hydraulic pressure aircraft wheel blocking means according to claim 1, it is characterised in that the sliding block one（1）, the sliding block
Two（2）With the sliding block three（3）It is block rubber.
6. hydraulic pressure aircraft wheel blocking means according to claim 1, it is characterised in that the metallic rod one（5）, the gold
Category bar two（6）, the metallic rod three（7）, the metallic rod four（8）It is hollow metal steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710034657.3A CN106742022A (en) | 2017-01-18 | 2017-01-18 | A kind of hydraulic pressure aircraft wheel blocking means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710034657.3A CN106742022A (en) | 2017-01-18 | 2017-01-18 | A kind of hydraulic pressure aircraft wheel blocking means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106742022A true CN106742022A (en) | 2017-05-31 |
Family
ID=58947273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710034657.3A Withdrawn CN106742022A (en) | 2017-01-18 | 2017-01-18 | A kind of hydraulic pressure aircraft wheel blocking means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106742022A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110751748A (en) * | 2018-12-24 | 2020-02-04 | 上海民航华东凯亚系统集成有限公司 | Intelligent wheel file, intelligent wheel file system and method for determining time of getting on and off wheel file of flight |
| CN113415437A (en) * | 2021-08-25 | 2021-09-21 | 民航成都物流技术有限公司 | Anti-sliding device for automatic wheel chock of vehicle |
-
2017
- 2017-01-18 CN CN201710034657.3A patent/CN106742022A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110751748A (en) * | 2018-12-24 | 2020-02-04 | 上海民航华东凯亚系统集成有限公司 | Intelligent wheel file, intelligent wheel file system and method for determining time of getting on and off wheel file of flight |
| CN113415437A (en) * | 2021-08-25 | 2021-09-21 | 民航成都物流技术有限公司 | Anti-sliding device for automatic wheel chock of vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |