CN108274431A - Provision for disengagement for aircraft air-conditioning system valve thin-wall bush - Google Patents
Provision for disengagement for aircraft air-conditioning system valve thin-wall bush Download PDFInfo
- Publication number
- CN108274431A CN108274431A CN201810068851.8A CN201810068851A CN108274431A CN 108274431 A CN108274431 A CN 108274431A CN 201810068851 A CN201810068851 A CN 201810068851A CN 108274431 A CN108274431 A CN 108274431A
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- CN
- China
- Prior art keywords
- bolt
- wall bush
- provision
- conditioning system
- handler
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/062—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The present invention discloses a kind of provision for disengagement for aircraft air-conditioning system valve thin-wall bush, dismantling device is drawn including device case and the bushing being fixed in described device shell that can be moved, wherein, the bushing draws dismantling device that can remove the thin-wall bush, and the bushing draws the bushing drawing being fixed thereon that is additionally provided with and can move on dismantling device to tear support device open.The provision for disengagement for aircraft air-conditioning system valve thin-wall bush can effectively dismantle thin-wall bush.
Description
Technical field
The present invention relates to commercial aircraft air-conditioning system pressure governor valve service technique fields, and in particular to Yi Zhongyong
In the provision for disengagement of aircraft air-conditioning system valve thin-wall bush.
Background technology
Aircarrier aircraft air-conditioning system uses engine bleed to provide pressure for air-conditioning system, need to pipeline air pressure into
Row is adjusted, and keeps pressure constant controllable, pressure governor valve presses upstream by automatically adjusting the aperture of valve plate in valve body
Fluctuation and the higher air of pressure export the air of continual and steady pressure to downstream after being adjusted, valve plate is in valve body
Inside is chronically at dynamic regulation state, and to prevent valve body from wearing, component manufacturer is mounted with low hard in inner walls
The thin-wall bush of steel alloy material is spent to prevent valve body inner wall from being worn with valve plate, and the bushing is installed on for thin-wall construction
Valve plate inner wall is led since pressure governor valve is chronically at working condition and working environment is poor in aircraft air-conditioning system
It causes the thin-wall bush and valve body adhesion situation occur, needs to dismantle when component places under repair after the thin-wall bush to other
Structure carries out inspection and repair work, currently, domestic still without being directed to the not damaged dismounting of soft steel alloy material thin-wall bush
Dedicated unit the dismantlement work of the thin-wall bush is therefore unable to complete successfully in actually repairing, after repeatedly attempting
Dismounting failure causes multiple valve bodies and is damaged with thin-wall bush.
For example, the patent document that Chinese invention patent number is 201720133866.9 discloses a kind of bushing dismounting tool,
It is characterised in that it includes：
Sleeve, is formed in the sleeve with opening and the cavity for accommodating bushing；
Demounting bolt, the demounting bolt wears the sleeve and the relatively described sleeve of the demounting bolt is rotatable,
The demounting bolt includes：Head and bar portion；
Location nut, the location nut are arranged in one end far from the head of the bar portion and the location nut
Opening except the cavity and adjacent to the cavity, the location nut and the bar portion screw-thread fit, the positioning
Side away from the head of the nut suitable for the bushing that reclines, to make when the demounting bolt is rotated relative to the sleeve
Obtaining the location nut pushes the bushing being moved into the cavity along the axial of the bar portion.
A kind of bushing dismounting tool is provided in the prior art, but according to its structure, the prior art is in actual work
It can not be used for the dismounting of aircraft air-conditioning system valve thin-wall bush in the process.
Technical problem as above exists in the prior art, the present inventor combines years of researches experience, proposes that one kind is used for
The provision for disengagement of aircraft air-conditioning system valve thin-wall bush.
Invention content
The present invention provides a kind of provision for disengagement for aircraft air-conditioning system valve thin-wall bush, described to be used for aircraft air condition
The provision for disengagement of system valve thin-wall bush can effectively dismantle thin-wall bush.
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of provision for disengagement for aircraft air-conditioning system valve thin-wall bush, including device case are consolidated with what can be moved
The fixed bushing being arranged in described device shell draws dismantling device, wherein the bushing draws dismantling device that can remove thin-wall bush, institute
Stating bushing draws the bushing drawing being fixed thereon that is additionally provided with and can move on dismantling device to tear support device open.
Further, it includes be fixed at described device housing forward end that can be rotated that the bushing, which draws dismantling device,
The first bolt and be fixed at first bolt that one handler and the corresponding threaded holes at first handler center close
The pulling claw of tail end is additionally provided with the pulling claw for applying pulling force to the thin-wall bush on the pulling claw and keeps off tooth.
Further, the bushing draw tear open support device include can rotate be fixed at first bolt front end
The second handler, the second bolt and the abutting supporting rack for being fixed at the second bolt tail end that can be dismantled, wherein
What second bolt can move is arranged in the through-hole that first bolt is provided with.
Further, described device shell is bottomless wine bottle arrangement, and the fixation that first handler can rotate is set
It sets at the bottle neck of the wine bottle arrangement, the body of the wine bottle arrangement can be as the thin-walled lining disassembled by the pulling claw
The storage vessel of set.
Further, first handler includes the first handler ontology and is embedded on the first handler ontology
The first nut；Second handler include the second handler ontology and be embedded on the second handler ontology second
Nut.
Further, the tail for being fixed at first bolt that the pulling claw can be dismantled by the first hex nut
End；The tail end for being fixed at second bolt that abuts supporting rack and can be dismantled by the second hex nut.
Further, the abutting supporting rack is round-like structure, and the small disc of the round-like structure is installed in described
The side of second bolt tail end, the round-like structure can be moved to be connected to the pulling claw, and can be made outside the pulling claw
Expand.
Further, the material of the pulling claw is Ti10V2Fe3Al titanium alloy materials；It is described abut supporting rack material be
45# steel；The material of described device shell is LY12CZ trade mark duralumin.
Compared with prior art, superior effect of the invention is：
Provision for disengagement of the present invention for aircraft air-conditioning system valve thin-wall bush passes through device case, bushing
It draws dismantling device and bushing drawing to tear being equipped with for support device open, makes the dismounting for being used for aircraft air-conditioning system valve thin-wall bush
Device can effectively dismantle thin-wall bush；
By being equipped with the first handler, the first bolt and pulling claw, thin-wall bush is determined conducive to the provision for disengagement
Position；
By being equipped with the second handler, the second bolt and abutting supporting rack, dismantling device production can be drawn the bushing
Raw effective support, keeps its structure more stable；
By the setting of the storage vessel of thin-wall bush, the preservation for keeping the thin-wall bush under dismounting intact.
Description of the drawings
Fig. 1 is that the section of the provision for disengagement for aircraft air-conditioning system valve thin-wall bush in the embodiment of the present invention 1 shows
It is intended to；
Fig. 2 is the three-dimensional knot of the provision for disengagement for aircraft air-conditioning system valve thin-wall bush in the embodiment of the present invention 1
Structure schematic diagram；
Fig. 3 is the schematic diagram that supporting rack is abutted in the embodiment of the present invention 2；
Fig. 4 is the schematic diagram of pulling claw in the embodiment of the present invention 2；
Wherein, reference numeral is as follows：1- bushings draw dismantling device, the first handlers of 11-, the first handlers of 111- ontology,
Support is torn in the first nuts of 112-, the first bolts of 12-, 13- pulling claws, 131- pulling claws gear tooth, the first hex nuts of 132-, the drawing of 2- bushings open
Device, the second handlers of 21-, the second handlers of 211- ontology, the second nuts of 212-, the second bolts of 22-, 23- abut supporting rack,
The second hex nuts of 231-, 3- device cases.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the specific embodiment of the invention.
Embodiment 1
As shown in Figs. 1-2, the present invention provides a kind of provision for disengagement for aircraft air-conditioning system valve thin-wall bush, including
Device case 3 and the bushing being fixed in described device shell 3 that can be moved draw dismantling device 1, wherein the bushing is drawn
Dismantling device 1 can remove thin-wall bush (not shown), the bushing draw be additionally provided on dismantling device 1 can move be fixed on it
On bushing drawing tear support device 2 open.
It includes the first rotation for being fixed at 3 front end of described device shell that can be rotated that the bushing, which draws dismantling device 1,
The first bolt 12 and be fixed at first bolt that handle 11 and the corresponding threaded holes at 11 center of the first handler close
The pulling claw 13 of 12 tail ends is additionally provided with the pulling claw for applying pulling force to the thin-wall bush on the pulling claw 13 and keeps off tooth 131.
It includes be fixed at 12 front end of the first bolt second that can be rotated that the bushing, which draws and tears support device 2 open,
Handler 21, the second bolt 22 and the abutting supporting rack 23 for being fixed at 22 tail end of the second bolt that can be dismantled,
In, what second bolt 22 can move is arranged in the through-hole that first bolt 12 is provided with.
Described device shell 3 is bottomless wine bottle arrangement, and what first handler 11 can rotate is fixed at institute
It states at the bottle neck of wine bottle arrangement, the body of the wine bottle arrangement can be as the thin-wall bush disassembled by the pulling claw 13
Store vessel.
First handler 11 includes the first handler ontology 111 and is embedded on the first handler ontology 111
The first nut 112；Second handler 21 includes the second handler ontology 211 and is embedded in the second handler ontology
The second nut 212 on 211.
Wherein, first nut 112 is matched with first bolt 12；Second nut 212 is matched with described
Two bolts 22.
The tail for being fixed at first bolt 12 that the pulling claw 13 can be dismantled by the first hex nut 132
End；The tail for being fixed at second bolt 22 that abuts supporting rack 23 and can be dismantled by the second hex nut 231
End.
The abutting supporting rack 23 is round-like structure, and the small disc of the round-like structure is installed in second bolt
The side of 22 tail ends, the round-like structure can be moved to be connected to the pulling claw 13, and the pulling claw 13 can be made to extend out.
In the present embodiment, the pulling claw 13 has certain elasticity, can be by the extruding force for abutting supporting rack 23
And it extends out.
The material of the pulling claw 13 is Ti10V2Fe3Al titanium alloy materials；The material for abutting supporting rack 23 is 45#
Steel；The material of described device shell 3 is LY12CZ trade mark duralumin.
Embodiment 2
As shown in Fig. 3, a height of h of frame, axis of small circle a, the axis of great circle b for abutting supporting rack 23, by triangle
It is θ that function formula, which calculates and abuts the side of supporting rack 23 with the angle of vertical plumb line, then
As shown in Fig. 4, the outer diameter of the pulling claw gear tooth 131 on 13 top of the pulling claw is c, when the abutting supporting rack
23 are just connected to the pulling claw 13, if the displacement of second bolt 22 is h1, the outer diameter of the pulling claw gear tooth 131 is A, then
The screw thread specification of second bolt 22 is M8 × 1.0, if second bolt 22 rotation n circles, then
N=h1 ... ... ... ... ... ... ... ... ... ... ... formula 3；
The screw thread specification of first bolt 12 is M16 × 1.5, i.e., described first bolt 12 rotates N circles, first spiral shell
Bolt 12 will move 1.5N, if the displacement of first bolt 12 is H, then
1.5N=H ... ... ... ... ... ... ... ... formula 4；
According to above-mentioned formula 1-4, in the case of the size of the known thin-wall bush, it can calculate and pull out thin-walled lining
Set needs the turnning circle for making first bolt 12 and second bolt 22.
In addition to this, the present embodiment is in the same manner as in Example 1.
The present invention is not limited to the above embodiments, and the above embodiments and description only describe the present invention's
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change
Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is defined by the following claims.
Claims (9)
1. a kind of provision for disengagement for aircraft air-conditioning system valve thin-wall bush, including device case and the fixation that can move
The bushing being arranged in described device shell draws dismantling device, wherein the bushing draws dismantling device that can remove thin-wall bush, special
Sign is that the bushing draws the bushing drawing being fixed thereon that is additionally provided with and can move on dismantling device to tear support device open.
2. the provision for disengagement according to claim 1 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It includes the first handler for being fixed at described device housing forward end that can be rotated and described first to state bushing and draw dismantling device
The first bolt that the corresponding threaded holes at handler center close and the pulling claw for being fixed at the first bolt tail end, the pulling claw
On be additionally provided with for the thin-wall bush apply pulling force pulling claw keep off tooth.
3. the provision for disengagement according to claim 2 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It includes the second handler for being fixed at first bolt front end, the second spiral shell that can be rotated to state bushing drawing and tear support device open
Bolt and the abutting supporting rack for being fixed at the second bolt tail end that can be dismantled, wherein second bolt can move
Dynamic is arranged in the through-hole that first bolt is provided with.
4. the provision for disengagement according to claim 2 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It is bottomless wine bottle arrangement, the bottle for being fixed at the wine bottle arrangement that first handler can rotate to state device case
At mouth, the body of the wine bottle arrangement can be as the storage vessel of the thin-wall bush disassembled by the pulling claw.
5. the provision for disengagement according to claim 3 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It includes the first handler ontology and the first nut for being embedded on the first handler ontology to state the first handler；Described second
Handler includes the second handler ontology and the second nut for being embedded on the second handler ontology.
6. the provision for disengagement according to claim 3 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
State the tail end for being fixed at first bolt that pulling claw can be dismantled by the first hex nut；The abutting supporting rack is logical
Cross the tail end for being fixed at second bolt that the second hex nut can be dismantled.
7. the provision for disengagement according to claim 3 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It is round-like structure to state and abut supporting rack, and the small disc of the round-like structure is installed in the second bolt tail end, the circle
The side of mesa-shaped structure can be moved to be connected to the pulling claw, and the pulling claw can be made to extend out.
8. the provision for disengagement according to claim 3 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
The material for stating pulling claw is Ti10V2Fe3Al titanium alloy materials；The material for abutting supporting rack is 45# steel；Described device shell
Material be LY12CZ trade mark duralumin.
9. the provision for disengagement according to claim 3 for aircraft air-conditioning system valve thin-wall bush, which is characterized in that institute
It states the side for abutting supporting rack and the angle of vertical plumb line is calculated as follows：
The outer diameter of the pulling claw gear tooth is calculated as follows：
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068851.8A CN108274431A (en) | 2018-01-24 | 2018-01-24 | Provision for disengagement for aircraft air-conditioning system valve thin-wall bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068851.8A CN108274431A (en) | 2018-01-24 | 2018-01-24 | Provision for disengagement for aircraft air-conditioning system valve thin-wall bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108274431A true CN108274431A (en) | 2018-07-13 |
Family
ID=62804924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810068851.8A Pending CN108274431A (en) | 2018-01-24 | 2018-01-24 | Provision for disengagement for aircraft air-conditioning system valve thin-wall bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108274431A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021248A (en) * | 2021-02-09 | 2021-06-25 | 中国航发哈尔滨东安发动机有限公司 | Centrifugal ventilator decomposes instrument with metal sponge body aluminium system shell |
| CN113146542A (en) * | 2021-04-21 | 2021-07-23 | 广州市嘉特斯机电制造有限公司 | Blind hole bushing pulling-out tool and bushing pulling-out method |
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| CN203863613U (en) * | 2014-06-05 | 2014-10-08 | 中国人民解放军第五七二一工厂 | Tight-holding drawing-type bearing neck bush disassembly tool |
| CN203901215U (en) * | 2014-06-18 | 2014-10-29 | 中国人民解放军第五七二一工厂 | Tool for disassembling bearing bush in blind hole |
| CN104400735A (en) * | 2014-10-27 | 2015-03-11 | 西安航空动力股份有限公司 | Irregularly-shaped thin-walled bushing dismounting tool |
| DE102013112014A1 (en) * | 2013-10-31 | 2015-04-30 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Impact bushing, motor vehicle structure and method and tool for producing the motor vehicle structure |
| CN106976038A (en) * | 2017-04-12 | 2017-07-25 | 广州飞机维修工程有限公司 | A kind of large diameter thin wall bushing extracting apparatus |
| CN206732918U (en) * | 2016-10-27 | 2017-12-12 | 中航天水飞机工业有限责任公司 | Bush dismounting device |
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2018
- 2018-01-24 CN CN201810068851.8A patent/CN108274431A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013112014A1 (en) * | 2013-10-31 | 2015-04-30 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Impact bushing, motor vehicle structure and method and tool for producing the motor vehicle structure |
| CN203863613U (en) * | 2014-06-05 | 2014-10-08 | 中国人民解放军第五七二一工厂 | Tight-holding drawing-type bearing neck bush disassembly tool |
| CN203901215U (en) * | 2014-06-18 | 2014-10-29 | 中国人民解放军第五七二一工厂 | Tool for disassembling bearing bush in blind hole |
| CN104400735A (en) * | 2014-10-27 | 2015-03-11 | 西安航空动力股份有限公司 | Irregularly-shaped thin-walled bushing dismounting tool |
| CN206732918U (en) * | 2016-10-27 | 2017-12-12 | 中航天水飞机工业有限责任公司 | Bush dismounting device |
| CN106976038A (en) * | 2017-04-12 | 2017-07-25 | 广州飞机维修工程有限公司 | A kind of large diameter thin wall bushing extracting apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021248A (en) * | 2021-02-09 | 2021-06-25 | 中国航发哈尔滨东安发动机有限公司 | Centrifugal ventilator decomposes instrument with metal sponge body aluminium system shell |
| CN113146542A (en) * | 2021-04-21 | 2021-07-23 | 广州市嘉特斯机电制造有限公司 | Blind hole bushing pulling-out tool and bushing pulling-out method |
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Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180713 |