CN204937463U - A kind of hatch door supercharging disease-prevention institutions - Google Patents
A kind of hatch door supercharging disease-prevention institutions Download PDFInfo
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- CN204937463U CN204937463U CN201520611689.1U CN201520611689U CN204937463U CN 204937463 U CN204937463 U CN 204937463U CN 201520611689 U CN201520611689 U CN 201520611689U CN 204937463 U CN204937463 U CN 204937463U
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- supercharging
- disease
- hatch door
- pressure release
- release lid
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Abstract
The utility model discloses a kind of hatch door supercharging disease-prevention institutions, relate to aircraft technology field.The described supercharging disease-prevention institutions include pressure relief mechanism and latch mechanism (11); Connected by connecting rod (7) between described pressure relief mechanism and described latch mechanism (11), pressure relief mechanism and latch mechanism (11) interlock.The utility model has the advantages that: the hatch door supercharging disease-prevention institutions of the present utility model, pressure release lid and latch mechanism are by connecting rod direct correlation, and while the locking of cabin door lock mechanism, pressure release lid is closed.If hatch door is closed not in place, whether pressure release lid cannot be closed, directly can be closed by visual inspection hatch door and judge whether pressure release lid closes, compensate for because of sensor fault with potential safety hazard.
Description
Technical field
The utility model relates to aircraft technology field, particularly relates to a kind of hatch door supercharging disease-prevention institutions.
Background technology
Aircraft, before giving CAB PRFS, needs to determine that the pressure release lid on hatch door is closed.And pressure release lid must determine that cabin door lock mechanism locks before closing.In prior art, the pressure release lid of aircraft door and latch mechanism work alone, and can only be detected the state of latch mechanism by sensor.If but detecting sensor breaks down, when after the locking of airplane cabin door lock mechanism, pressure release lid still can not obtain out code, and range estimation hatch door can not determine that pressure release lid is closed after closing, and causes main cabin can not supercharging, and it is not high that the confidence level flown held by aircraft.
Utility model content
The purpose of this utility model is to provide a kind of supercharging disease-prevention institutions, to solve at least one problem existed in prior art background.
The technical solution of the utility model is: a kind of hatch door supercharging disease-prevention institutions, include pressure relief mechanism and latch mechanism; Connected by connecting rod between described pressure relief mechanism and described latch mechanism, pressure relief mechanism and latch mechanism interlock.
Preferably, described pressure relief mechanism includes pressure release lid, torsion spring, rotating shaft, locating dowel pin and positive stop;
Preferably, described pressure relief opening covers and is provided with bearing, bearing is provided with locating dowel pin and rotating shaft;
Preferably, described rotating shaft is provided with torsion spring and positive stop, positive stop is fixedly connected with rotating shaft.
Preferably, described pressure relief opening covers and is provided with ears Connection Block, and ears Connection Block is provided with coaxial through-hole.
Preferably, the two ends of described connecting rod are provided with spherical plain bearing rod end, and spherical plain bearing rod end is fixedly connected with connecting rod.
Preferably, described supporting seat is provided with two, and corresponding locating dowel pin is provided with two pieces.
Preferably, described torsion spring set is located in rotating shaft, and is arranged between two bearings, and the toggle at torsion spring two ends is fixed on locating dowel pin.
Preferably, described pressure relief mechanism is connected with pull bar, the other end of pull bar connects steering unit, for handling opening and closedown of pressure release lid.
Preferably, one end of described pull bar is provided with spherical plain bearing rod end, and spherical plain bearing rod end is fixedly connected with pull bar.
The utility model has the advantages that: the hatch door supercharging disease-prevention institutions of the present utility model, pressure release lid and latch mechanism are by connecting rod direct correlation, and while the locking of cabin door lock mechanism, pressure release lid is closed.If hatch door is closed not in place, whether pressure release lid cannot be closed, directly can be closed by visual inspection hatch door and judge whether pressure release lid closes, compensate for because of sensor fault with potential safety hazard.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the pressure relief mechanism of the utility model embodiment;
Fig. 2 is the schematic diagram of the latch mechanism of the utility model embodiment.
Wherein: 1-pressure release lid, 2-torsion spring, 3-rotating shaft, 4-locating dowel pin, 5-pull bar, 6-spherical plain bearing rod end, 7-connecting rod, 8-positive stop, 9-bearing, 10-bearing pin, 11-latch mechanism, 12-ears Connection Block.
Detailed description of the invention
The object implemented for making the utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technical scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, instead of whole embodiments.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
As shown in Figure 1, a kind of hatch door supercharging disease-prevention institutions, include pressure relief mechanism and latch mechanism.Connected by connecting rod 7 between described pressure relief mechanism and described latch mechanism 11, pressure relief mechanism and latch mechanism 11 link.
Connecting rod 7 is set to filled circles mast, is fixedly connected with spherical plain bearing rod end 6 at the two ends of connecting rod 7 by screw thread.Connecting rod 7 one end is connected with pressure release lid 1 by spherical plain bearing rod end 6, and the other end is connected with latch mechanism 11 by bearing pin 10.
Pressure relief mechanism includes pressure release lid 1, torsion spring 2, rotating shaft 3, locating dowel pin 4 and positive stop 8;
Pressure release lid 1 is provided with bearing 9, bearing 9 is provided with two, and be arranged in parallel perpendicular to pressure release lid 1.Two bearings 9 are symmetrically arranged with 2 pairs of coaxial through-holes, and wherein a pair through hole is used for mounting limit pin 4, another to through hole for installing rotating shaft 3.
Rotating shaft 3 is set to cylindrical shaft, and the place radial direction near two ends on the cylindrical of rotating shaft 3 is provided with connecting through hole, and described connecting through hole is used for being fixedly connected with by positive stop 8.Rotating shaft 3 is provided with torsion spring 2 and positive stop 8.Torsion spring 2 is set in rotating shaft 3, and is arranged between two pieces bearing 9, and the toggle at torsion spring 2 two ends is separately fixed on the locating dowel pin 4 of two pieces bearing 9.
Positive stop 8 includes the collar and baffle plate two parts, and the radial direction of the collar is provided with through hole, and positive stop 8 is set on the cylindrical of rotating shaft 3 by the collar, and the through hole on the described collar is corresponding with the connecting through hole in rotating shaft 8, and is bolted to connection.
Pressure release lid 1 is provided with ears Connection Block 12, ears Connection Block 12 is provided with coaxial through-hole.Spherical plain bearing rod end 6 is connected by pin ears Connection Block 12.
Pressure release lid 1 is handled by pull bar 5 and is opened and closedown.One end of pull bar 5 is fixedly connected with spherical plain bearing rod end 6 by screw thread, and spherical plain bearing rod end 6 is connected with the arm of force in rotating shaft 3 by pin.The described arm of force is fixedly connected with rotating shaft 3 by bolt.Pull bar 5 promotes the arm of force in rotating shaft 3, and the arm of force promotes rotating shaft 3 and rotates, and the positive stop 8 in rotating shaft 3 withstands on locating dowel pin 4, promotes pressure release lid 1 close by locating dowel pin 4.When pull bar 5 pulls rotating shaft 3 contrarotation, pressure release lid 1 is opened under the application force of torsion spring 2.
One end of pull bar 5 is provided with spherical plain bearing rod end 6, and spherical plain bearing rod end 6 is fixedly connected with pull bar 5.
Finally it is to be noted: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit.Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. hatch door supercharging disease-prevention institutions, include pressure relief mechanism and latch mechanism (11), it is characterized in that: connected by connecting rod (7) between described pressure relief mechanism and described latch mechanism (11), pressure relief mechanism and latch mechanism (11) interlock.
2. the hatch door supercharging disease-prevention institutions according to claim 1, is characterized in that: described pressure relief mechanism includes pressure release lid (1), torsion spring (2), rotating shaft (3), locating dowel pin (4) and positive stop (8);
Described pressure release lid (1) is provided with bearing (9), bearing (9) is provided with locating dowel pin (4) and rotating shaft (3);
Described rotating shaft (3) is provided with torsion spring (2) and positive stop (8), positive stop (8) is fixedly connected with rotating shaft (3).
3. the hatch door supercharging disease-prevention institutions according to claim 2, is characterized in that: described pressure release lid (1) is provided with ears Connection Block (12), and ears Connection Block (12) is provided with coaxial through-hole.
4. the hatch door supercharging disease-prevention institutions according to claim 1, is characterized in that: the two ends of described connecting rod (7) are provided with spherical plain bearing rod end (6), and spherical plain bearing rod end (6) is fixedly connected with connecting rod (7).
5. the hatch door supercharging disease-prevention institutions according to claim 2, it is characterized in that: described supporting seat (9) is provided with two, corresponding locating dowel pin (4) is provided with two pieces.
6. the hatch door supercharging disease-prevention institutions according to claim 2, it is characterized in that: described torsion spring (2) is set in rotating shaft (3), and being arranged between two bearings (9), the toggle at torsion spring (2) two ends is fixed on locating dowel pin (4).
7. the hatch door supercharging disease-prevention institutions according to claim 2, it is characterized in that: described pressure relief mechanism is connected with pull bar (5), the other end of pull bar (5) connects steering unit, for handling opening and closedown of pressure release lid (1).
8. the hatch door supercharging disease-prevention institutions according to claim 7, is characterized in that: one end of described pull bar (5) is provided with spherical plain bearing rod end (6), and spherical plain bearing rod end (6) is fixedly connected with pull bar (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611689.1U CN204937463U (en) | 2015-08-14 | 2015-08-14 | A kind of hatch door supercharging disease-prevention institutions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611689.1U CN204937463U (en) | 2015-08-14 | 2015-08-14 | A kind of hatch door supercharging disease-prevention institutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204937463U true CN204937463U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520611689.1U Active CN204937463U (en) | 2015-08-14 | 2015-08-14 | A kind of hatch door supercharging disease-prevention institutions |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697254A (en) * | 2017-01-05 | 2017-05-24 | 江苏美龙振华科技有限公司 | Ditching stopping mechanism for airplane cabin door ventilator hole cover |
| CN107387623A (en) * | 2017-06-12 | 2017-11-24 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of two-way torsion spring pre-tightening mechanism |
| CN107724859A (en) * | 2017-09-30 | 2018-02-23 | 中国航空工业集团公司西安飞机设计研究所 | A kind of door ladder unification landing gate two-part curve drive mechanism |
| CN107724841A (en) * | 2017-09-30 | 2018-02-23 | 中国航空工业集团公司西安飞机设计研究所 | A kind of door ladder unification landing gate sequence control mechanism |
| CN113104193A (en) * | 2021-05-17 | 2021-07-13 | 中国商用飞机有限责任公司 | Pressurization prevention mechanism of airplane cabin door |
-
2015
- 2015-08-14 CN CN201520611689.1U patent/CN204937463U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697254A (en) * | 2017-01-05 | 2017-05-24 | 江苏美龙振华科技有限公司 | Ditching stopping mechanism for airplane cabin door ventilator hole cover |
| CN106697254B (en) * | 2017-01-05 | 2023-08-11 | 江苏美龙振华科技有限公司 | Water forced landing blocking mechanism of airplane cabin door ventilating cover |
| CN107387623A (en) * | 2017-06-12 | 2017-11-24 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of two-way torsion spring pre-tightening mechanism |
| CN107387623B (en) * | 2017-06-12 | 2019-11-15 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of two-way torsional spring pre-tightening mechanism |
| CN107724859A (en) * | 2017-09-30 | 2018-02-23 | 中国航空工业集团公司西安飞机设计研究所 | A kind of door ladder unification landing gate two-part curve drive mechanism |
| CN107724841A (en) * | 2017-09-30 | 2018-02-23 | 中国航空工业集团公司西安飞机设计研究所 | A kind of door ladder unification landing gate sequence control mechanism |
| CN107724859B (en) * | 2017-09-30 | 2019-02-12 | 中国航空工业集团公司西安飞机设计研究所 | A kind of ladder unification landing gate two-part curve driving mechanism |
| CN107724841B (en) * | 2017-09-30 | 2019-03-08 | 中国航空工业集团公司西安飞机设计研究所 | A kind of ladder unification landing gate sequence control mechanism |
| CN113104193A (en) * | 2021-05-17 | 2021-07-13 | 中国商用飞机有限责任公司 | Pressurization prevention mechanism of airplane cabin door |
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