CN114715409A - Seat sliding device for fighter plane and fighter plane sliding seat - Google Patents
Seat sliding device for fighter plane and fighter plane sliding seat Download PDFInfo
- Publication number
- CN114715409A CN114715409A CN202210643818.XA CN202210643818A CN114715409A CN 114715409 A CN114715409 A CN 114715409A CN 202210643818 A CN202210643818 A CN 202210643818A CN 114715409 A CN114715409 A CN 114715409A
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- Prior art keywords
- sliding
- seat
- limiting
- support plate
- slide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
- B64D11/0639—Arrangements of seats, or adaptations or details specially adapted for aircraft seats with features for adjustment or converting of seats
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
A seat slide for a fighter and a fighter slide seat slide, comprising: the seat comprises a seat base, wherein a guide sliding rail extending along the length direction of the seat base is arranged on the seat base; the sliding support plate is driven to be arranged on the guide sliding rails in a sliding mode, and the guide sliding rails are correspondingly arranged on two sides of the sliding support plate; stop gear sets up in the slip backup pad, and stop gear includes: and the positioning pins are respectively arranged in the limiting sliding part jacks at the two sides of the sliding support plate and are driven to be simultaneously inserted into the limiting jacks of the sliding rail so as to limit the sliding support plate to slide along the length direction of the guide sliding rail. Through above-mentioned structure in order to solve among the prior art that the rotatory gun rack turned angle is less, can't satisfy great angle's shooting requirement to and need operating personnel self to realize the angle rotation, influence the problem of shooting accuracy.
Description
Technical Field
The invention relates to the technical field of a fighter plane sliding seat mechanism, in particular to a seat sliding device for a fighter plane and a fighter plane sliding seat.
Background
During the flight process of a fighter, a machine gun needs to be arranged at a door position, and fighters sit on a machine gun seat in a cabin and attack targets outside the cabin through rotating positions. The existing fighter plane gun auxiliary equipment usually attacks targets at different angles outside a fighter plane cabin by arranging a rotary gun rack for fixing a gun. However, the prior art fighter plane slide seat lacks a stable and reliable seat front-back slide mechanism and a stable and reliable limit mechanism corresponding to the front-back slide mechanism. There is a need in the art for a seat slide for a fighter plane that addresses the above problems.
Disclosure of Invention
The invention aims to provide a seat sliding device for a fighter and the fighter sliding seat, and aims to solve the problems that the fighter sliding seat in the prior art lacks a stable and reliable seat front-back sliding mechanism and a stable and reliable limiting mechanism corresponding to the front-back sliding mechanism. To this end, the present invention provides a seat sliding apparatus for a fighter plane, comprising:
the seat comprises a seat base, wherein a guide sliding rail extending along the length direction of the seat base is arranged on the seat base;
the sliding support plate is driven to be arranged on the guide sliding rails in a sliding mode, and the guide sliding rails are correspondingly arranged on two sides of the sliding support plate; the two sides of the sliding support plate are respectively provided with a limiting sliding part, and the guide sliding rail is a guide groove matched with the limiting sliding part in shape; the limiting sliding part is provided with a limiting sliding part jack, and the guide sliding rail is provided with a sliding rail limiting jack corresponding to the limiting sliding part jack;
stop gear sets up slide support plate is last, stop gear includes: the positioning pins are respectively arranged in the limiting sliding part jacks at two sides of the sliding support plate and are driven to be simultaneously inserted into the sliding rail limiting jacks to limit the sliding support plate to slide along the length direction of the guide sliding rail.
Optionally, the guide slide rails are arranged on two sides of the sliding direction of the sliding support plate and are connected with the limiting slide part on the sliding support plate in an embedded and sliding manner;
the limiting mechanism is fixedly installed on one side, far away from the gun rack and the seat, of the sliding support plate.
Optionally, a fixed bottom plate fixedly connected with the inner cabin floor of the fighter is further arranged on one side of the guide slide rail, which is far away from the slide seat; the fixed bottom plate is also fixedly connected with the guide sliding rail.
Optionally, the limiting mechanism includes:
the rotating arm is rotatably arranged on the sliding support plate through a rotating shaft;
the two limit pull rods are respectively and correspondingly arranged at the two sides of the rotating arm in a rotating manner by taking the rotating shaft as the center; in the process that the rotating arm is driven to rotate, the limiting pull rod stretches towards the limiting sliding part jack under the action of the rotating arm;
the positioning pin is pivoted on one side of the limiting pull rod facing the limiting sliding part and is accommodated in the limiting sliding part jack;
the positioning pin is pushed by the limiting pull rod to extend into the slide rail limiting insertion hole so as to limit the sliding support plate to slide relative to the seat base; or the positioning pin moves out of the slide rail limit insertion hole under the pulling of the limit pull rod so that the sliding support plate slides relative to the seat base.
Optionally, the limiting mechanism further includes:
a reset mechanism comprising: the fixing part is arranged on the sliding support plate, and the elastic element is respectively connected with the fixing part and the rotating arm; and the limiting pull rod is arranged between the elastic element and the rotating shaft.
Optionally, the sliding support plate is further provided with a first guide chute for guiding the positioning pin to move; and/or the presence of a gas in the gas,
the sliding support plate is also provided with a support rib used for enhancing the strength of the sliding support plate, and the support rib is also provided with a second guide sliding groove used for guiding the limiting pull rod to move.
Optionally, the rotating shaft includes: a driving part with a polygonal structure and a rotating part with a cylindrical structure; the rotating arm includes: the sheet-shaped base and the bulge part arranged at the central position of the sheet-shaped base are provided with a containing cavity matched with the shape of the driving part.
Optionally, a rotating shaft outer sleeve connected with the rotating shaft in a sliding manner is further arranged on the side portion of the rotating shaft, and the rotating shaft outer sleeve is in clearance fit with the rotating shaft.
Optionally, the projection of the cross section of the driving part is arranged in the cross section range of the rotating part;
a locking nut used for limiting the rotating arm to move out of the driving part along the axial direction of the rotating shaft is further sleeved on the rotating shaft, and a gasket is further arranged between the locking nut and the rotating arm; the gasket is abutted against the end of the driving part, and the rotating arm is separated from the surface of the gasket.
Optionally, the projection of the cross section of the driving part is arranged in the cross section range of the rotating part;
the rotating shaft outer sleeve is sleeved on the rotating part; the surface of the rotating arm is abutted to the end of the driving part, and the surface of the rotating arm is separated from the surface of the rotating shaft outer sleeve.
A seat slide for a fighter plane further comprising:
and the rotating handle is arranged on one side of the sliding support plate close to the sliding seat to drive the limiting mechanism to act.
A fighter slide seat comprising:
a seat slide for a fighter; and the number of the first and second groups,
a slide seat, the slide seat comprising: a gun carrier, a seat; the sliding support plate is mounted below the gun carrier and the seat.
The technical scheme of the invention has the following advantages:
1. the present invention provides a seat sliding apparatus for a fighter plane, comprising: the seat comprises a seat base, wherein a guide sliding rail extending along the length direction of the seat base is arranged on the seat base; the sliding support plate is driven to be arranged on the guide sliding rails in a sliding mode, and the guide sliding rails are correspondingly arranged on two sides of the sliding support plate; the two sides of the sliding support plate are respectively provided with a limiting sliding part, and the guide sliding rail is a guide groove matched with the limiting sliding part in shape; the limiting sliding part is provided with a limiting sliding part jack, and the guide slide rail is provided with a slide rail limiting jack corresponding to the limiting sliding part jack; stop gear sets up slide support plate is last, stop gear includes: and the positioning pins are respectively arranged in the limiting sliding part jacks at two sides of the sliding support plate and are driven to be simultaneously inserted into the sliding rail limiting jacks to limit the sliding support plate to slide along the length direction of the guide sliding rail.
In the invention, the symmetrically arranged guide slide rails can effectively ensure that the sliding support plate for supporting and fixing the sliding seat can stably and reliably slide back and forth along the length direction of the guide slide rails by arranging the group of opposite guide slide rails on the seat base. In addition, the invention is also provided with a limiting mechanism which can drive the positioning pin to be simultaneously inserted into the limiting insertion hole of the slide rail so as to limit the sliding of the sliding support plate along the length direction of the guide slide rail. Through the limiting mechanism, the two sides of the sliding support plate can be effectively limited, so that the sliding support plate is limited stably and reliably.
2. According to the seat sliding device for the fighter plane, the guide sliding rails are arranged on two sides of the sliding direction of the sliding support plate and are connected with the limiting sliding parts on the sliding support plate in an embedded and sliding manner; the limiting mechanism is fixedly installed on one side, far away from the gun rack and the seat, of the sliding support plate.
In the invention, the two sides of the sliding support plate are provided with the limiting sliding parts which are embedded in the guide sliding rails to ensure that the sliding support plate can stably and reliably slide.
3. The invention provides a seat sliding device for a fighter, which comprises a limiting mechanism and a limiting mechanism, wherein the limiting mechanism comprises:
the rotating arm is rotatably arranged on the sliding support plate through a rotating shaft;
the two limit pull rods are respectively and correspondingly arranged at the two sides of the rotating arm in a rotating manner by taking the rotating shaft as the center; in the process that the rotating arm is driven to rotate, the limiting pull rod stretches towards the limiting sliding part jack under the action of the rotating arm;
the positioning pin is pivoted on one side of the limiting pull rod facing the limiting sliding part and is accommodated in the limiting sliding part jack;
the positioning pin is pushed by the limiting pull rod to extend into the slide rail limiting insertion hole so as to limit the sliding support plate to slide relative to the seat base; or the positioning pin moves out of the slide rail limit insertion hole under the pulling of the limit pull rod so that the sliding support plate slides relative to the seat base.
In the invention, two limit pull rods which are rotatably connected with the rotating arm are respectively arranged on two sides of the rotating arm. And the end part of the limiting pull rod is driven by the limiting pull rod and the positioning pin is pivoted with the limiting pull rod, so that the positioning pin can be partially or completely moved into the sliding rail limiting insertion hole from the limiting sliding part insertion hole, and the limiting of the sliding support plate is realized. Or the drive positioning pin moves out of the slide rail limiting jack and retracts into the limiting sliding part jack, so that the limiting effect on the sliding support plate is relieved. The structure can stably and reliably realize that: the two sides of the sliding support plate are synchronously limited or synchronously released for limitation through the rotating arm, and the problem that the positioning pin is interfered with the inner cavity wall of the limiting sliding part jack in the sliding process is solved.
4. The invention provides a seat sliding device for a fighter, wherein the limiting mechanism further comprises: a reset mechanism comprising: the fixing part is arranged on the sliding support plate, and the elastic element is respectively connected with the fixing part and the rotating arm; and the limiting pull rod is arranged between the elastic element and the rotating shaft.
In the invention, the elastic element is arranged on the rotating arm at the outer side of the limiting pull rod, and the two symmetrically arranged elastic elements can effectively pull the limiting pull rod to return to the initial position under the combined action, so that the positioning pin is moved out of the limiting insertion hole of the slide rail, and the limiting effect on the slide support plate is relieved. The reset mechanism has the function of simultaneously realizing the reset action of the two limit pull rods.
5. According to the seat sliding device for the fighter plane, the sliding support plate is further provided with a first guide sliding groove for guiding the positioning pin to move; and/or a support rib used for enhancing the strength of the sliding support plate is further arranged on the sliding support plate, and a second guide sliding groove used for guiding the limiting pull rod to move is further arranged on the support rib.
In the invention, a first guide chute for guiding the positioning pin to move and a second guide chute for guiding the limit pull rod to move are further arranged. The first guide sliding groove and the second guide sliding groove can effectively guide the positioning pin and the limiting pull rod to slide, so that the limiting mechanism can stably and reliably realize limiting action and relieve the limiting action.
6. The present invention provides a seat sliding apparatus for a fighter plane, the rotary shaft comprising: a driving part with a polygonal structure and a rotating part with a cylindrical structure; the rotating arm includes: the sheet-shaped base and the bulge part arranged at the central position of the sheet-shaped base are provided with accommodating cavities matched with the driving part in shape.
In the present invention, the rotation of the rotating arm by the rotating shaft is realized by providing the rotating shaft as a driving member having a rotating portion and a driving portion, and driving the projecting portion of the rotating arm by the driving portion. The structure has the advantages of simple structure, stability and reliability.
7. According to the seat sliding device for the fighter plane, provided by the invention, the rotating shaft outer sleeve which is in sliding connection with the rotating shaft side part is also arranged on the rotating shaft side part, and the rotating shaft outer sleeve is in clearance fit with the rotating shaft.
The smooth rotation of pivot can be guaranteed to pivot overcoat and pivot clearance fit.
8. According to the seat sliding device for the fighter plane, the cross section projection of the driving part is arranged in the cross section range of the rotating part;
a locking nut used for limiting the rotating arm to move out of the driving part along the axial direction of the rotating shaft is further sleeved on the rotating shaft, and a gasket is further arranged between the locking nut and the rotating arm; the gasket is abutted against the end of the driving part, and the rotating arm is separated from the surface of the gasket.
In the present invention, the cross section of the driving portion is set within the cross section of the rotating portion. The locking nut can drive the gasket to fix the position of the rotating arm in the vertical direction. Meanwhile, the washer driven by the lock nut is not in contact with the rotating arm but in contact with the end surface of the driving portion of the rotating shaft, thereby effectively avoiding the occurrence of a problem that the washer blocks the rotation of the rotating arm when the washer is in contact with the rotating arm. The structure design not only realizes that the rotating shaft drives the rotating arm, but also effectively avoids the problem that the locking nut compresses the rotating arm to cause the rotating arm to be incapable of rotating.
9. According to the seat sliding device for the fighter plane, the cross section projection of the driving part is arranged in the cross section range of the rotating part;
the rotating shaft outer sleeve is sleeved on the rotating part; the surface of the rotating arm is abutted to the end of the driving part, and the surface of the rotating arm is separated from the surface of the rotating shaft outer sleeve.
In the present invention, the cross section of the driving portion is set within the cross section of the rotating portion. The lower surface of the rotating arm can be abutted to the end face of the driving portion, so that the rotating arm is separated from the rotating shaft outer sleeve, the rotating arm does not rub against the rotating shaft outer sleeve in the rotating process, the rotating shaft outer sleeve is prevented from blocking the rotating arm to rotate, and the rotating arm can be stably and reliably rotated to achieve the limiting effect of the limiting mechanism.
10. The invention provides a seat sliding device for a fighter plane, which further comprises: and the rotating handle is arranged on one side of the sliding support plate close to the sliding seat to drive the limiting mechanism to act.
Through the rotating handle, an operator can simply and conveniently realize the locking and unlocking actions of the sliding position of the seat.
11. The invention provides a fighter plane sliding seat, comprising: a seat slide for a fighter; and, a slide seat, the slide seat comprising: a gun carrier, a seat; the sliding support plate is mounted below the gun carrier and the seat.
The fighter slide seat in this invention includes a seat slide so it has all the advantages of the seat slide.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a slide seat of a fighter plane according to the invention;
FIG. 2 is a schematic structural view of a limiting mechanism provided on the sliding support plate according to the present invention;
FIG. 3 is a schematic view of a connection structure of a positioning pin, a limiting sliding part and a guiding sliding rail provided by the invention;
FIG. 4 is a perspective view of a rotating arm according to the present invention;
FIG. 5 is a schematic perspective view of a rotating shaft according to the present invention;
FIG. 6 is a schematic view of the assembly of the swivel arm and the lock nut provided by the present invention;
fig. 7 is an assembly view of a swivel arm provided by the present invention;
fig. 8 is an assembly view of a longitudinal section of a boom provided in the present invention;
fig. 9 is an exploded view of the limiting mechanism provided on the sliding support plate according to the present invention.
Description of reference numerals:
1-a seat base; 2-a guide rail; 3-a sliding seat; 4-a limiting sliding part; 5-limiting the sliding part jack; 6-slide rail limiting jack; 7-a gun rack; 8-a seat; 9-sliding the support plate; 10-fixing the bottom plate; 11-a tumbler; 12-a rotating shaft; 13-a limit pull rod; 14-a locating pin; 15-a fixing member; 16-a resilient element; 17-a first guide runner; 18-support ribs; 19-a drive section; 20-a rotating part; 21-a rotating shaft outer sleeve; 22-a locking nut; 23-a gasket; 24-a rotating handle; 25-a sheet form base; 26-a projection; 27-accommodating chamber.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
A seat sliding apparatus for a fighter plane is described, as shown in fig. 1 and 9, which includes:
the seat comprises a seat base 1, wherein a guide slide rail 2 extending along the length direction of the seat base 1 is arranged on the seat base 1;
a sliding support plate 9, as shown in fig. 1, the sliding support plate 9 is driven to be slidably disposed on the guide slide rail 2, and the guide slide rail 2 is correspondingly disposed on two sides of the sliding support plate 9 and is connected to the limit sliding portion 4 of the sliding support plate 9 in an embedded manner; the limiting mechanism is fixedly arranged on one side, far away from the gun rack 7 and the seat 8, of the sliding supporting plate 9; as shown in fig. 9, the sliding support plate 9 is further provided with a first guide sliding groove 17 for guiding the movement of the positioning pin 14; moreover, the sliding support plate 9 is also provided with a support rib 18 for enhancing the strength of the sliding support plate 9, and the support rib 18 is also provided with a second guide sliding groove for guiding the movement of the limit pull rod 13;
as shown in fig. 3, two sides of the sliding support plate 9 are respectively provided with a limiting sliding part 4, and the guide slide rail 2 is a guide groove adapted to the shape of the limiting sliding part 4; a limiting sliding part jack 5 is arranged on the limiting sliding part 4, and a sliding rail limiting jack 6 corresponding to the limiting sliding part jack 5 is arranged on the guide sliding rail 2;
stop gear sets up on the slip backup pad 9, stop gear includes: the positioning pins 14 are respectively arranged in the limiting sliding part insertion holes 5 at two sides of the sliding support plate 9, and are driven to be simultaneously inserted into the sliding rail limiting insertion holes 6 so as to limit the sliding support plate 9 to slide along the length direction of the guide sliding rail 2;
a fixed bottom plate 10, as shown in fig. 1, a fixed bottom plate 10 fixedly connected with the floor of the inner cabin of the fighter is further arranged on one side of the guide slide rail 2 away from the slide seat 3; the fixed bottom plate 10 is also fixedly connected with the guide slide rail 2;
and a rotating handle 24, wherein the rotating handle 24 is arranged on one side of the sliding support plate 9 close to the sliding seat 3 to drive the limiting mechanism to act.
In this embodiment, the limiting mechanism shown in fig. 2 includes:
a rotating arm 11 which is rotatably arranged on the sliding support plate 9 through a rotating shaft 12; the swivel arm 11 shown in fig. 4 includes: the sheet-shaped base 25 and the protruding part 26 arranged at the center of the sheet-shaped base 25, wherein the protruding part 26 is provided with an accommodating cavity 27 matched with the shape of the driving part 19;
a shaft 12, the shaft 12 shown in fig. 5 includes: a drive part 19 of polygonal structure and a rotation part 20 of cylindrical structure;
the number of the limiting pull rods 13 is two, and the two limiting pull rods 13 are respectively and correspondingly arranged at the two sides of the rotating arm 11 in a rotating manner by taking the rotating shaft 12 as a center; in the process that the rotating arm 11 is driven to rotate, the limiting pull rod 13 stretches and retracts towards the limiting sliding part jack 5 under the action of the rotating arm 11;
the positioning pin 14 is pivoted on one side of the limiting pull rod 13 facing the limiting sliding part 4, and the positioning pin 14 is accommodated in the limiting sliding part jack 5;
the positioning pin 14 extends into the slide rail limiting insertion hole 6 under the pushing of the limiting pull rod 13 so as to limit the sliding of the sliding support plate 9 relative to the seat base 1; or, the positioning pin 14 is moved out of the slide rail limit inserting hole 6 under the pulling of the limit pull rod 13 so as to enable the sliding support plate 9 to slide relative to the seat base 1;
the reset mechanism, as shown in fig. 2, includes: a fixing member 15 provided on the sliding support plate 9, and an elastic member 16 connected to the fixing member 15 and the rotation arm 11, respectively; and the limit pull rod 13 is arranged between the elastic element 16 and the rotating shaft 12.
By providing a set of opposing guide rails 2 on the seat base 1, the symmetrically arranged guide rails 2 can effectively ensure that the sliding support plate 9 for supporting the stationary sliding seat 3 can stably and reliably slide back and forth along the length direction of the guide rails 2. In addition, the invention is also provided with a limiting mechanism which can drive the positioning pin 14 to be simultaneously inserted into the slide rail limiting insertion hole 6 so as to limit the sliding of the sliding support plate 9 along the length direction of the guide slide rail 2. Through the limiting mechanism, the two sides of the sliding supporting plate 9 can be effectively limited, so that the sliding supporting plate 9 is limited stably and reliably.
In this embodiment, as shown in fig. 6 to 8, a rotating shaft outer sleeve 21 is further disposed on a side portion of the rotating shaft 12 and slidably connected thereto, and the rotating shaft outer sleeve 21 is in clearance fit with the rotating shaft 12 to ensure smooth rotation of the rotating shaft 12.
In addition, the cross-sectional projection of the driving part 19 is arranged in the cross-sectional range of the rotating part 20;
as shown in fig. 6, a lock nut 22 for limiting the rotation arm 11 to move out of the driving portion 19 along the axial direction of the rotation shaft 12 is further sleeved on the rotation shaft 12, and a gasket 23 is further disposed between the lock nut 22 and the rotation arm 11; the spacer 23 abuts on an end of the driving portion 19, and the pivot arm 11 is separated from a surface of the spacer 23. The washer 23 driven by the above-mentioned lock nut 22 is not in contact with the rotary arm 11 but in contact with the end surface of the driving portion 19 of the rotary shaft 12, thereby effectively avoiding the occurrence of a problem that the washer 23 blocks the rotation of the rotary arm 11 when the washer 23 is in contact with the rotary arm 11. The above structural design not only realizes that the rotating shaft 12 drives the rotating arm 11, but also effectively avoids the problem that the locking nut 22 presses the rotating arm 11 to make the rotating arm 11 unable to rotate.
As shown in fig. 7, the rotating shaft outer sleeve 21 is sleeved on the rotating part 20; the surface of the arm 11 abuts against the end of the driving part 19, and the surface of the arm 11 is separated from the surface of the shaft housing 21. The structure enables the lower surface of the rotating arm 11 to abut against the end surface position of the driving part 19, so that the rotating arm 11 is separated from the rotating shaft jacket 21, friction between the rotating arm 11 and the rotating shaft jacket 21 is avoided in the rotating process, the rotating shaft jacket 21 is prevented from blocking the rotating arm 11 to rotate, and the rotating arm 11 can rotate stably and reliably to realize the limiting effect of the limiting mechanism.
Of course, the driving manner and structure of the limiting mechanism are not specifically limited in this embodiment, the limiting mechanism may also be an electric control mechanism, and the controller drives the positioning pin 14 to perform the telescopic motion through the electric push rod, so as to realize the limiting motion or the releasing motion of the limiting motion on the sliding seat 3.
Example 2
A fighter plane slide seat is described, as shown in fig. 1, comprising:
a seat slide device; and the number of the first and second groups,
a slide seat 3, the slide seat 3 comprising: a gun carrier 7, a seat 8; the sliding support plate 9 is mounted below the bolt carrier 7 and the seat 8.
A seat slide apparatus, as shown in fig. 1 and 9, includes:
the seat comprises a seat base 1, wherein a guide slide rail 2 extending along the length direction of the seat base 1 is arranged on the seat base 1;
a sliding support plate 9, as shown in fig. 1, the sliding support plate 9 is driven to be slidably disposed on the guide slide rail 2, and the guide slide rail 2 is correspondingly disposed on two sides of the sliding support plate 9 and is connected to the limit sliding portion 4 of the sliding support plate 9 in an embedded manner; the limiting mechanism is fixedly arranged on one side, far away from the gun rack 7 and the seat 8, of the sliding supporting plate 9; as shown in fig. 9, the sliding support plate 9 is further provided with a first guide sliding groove 17 for guiding the movement of the positioning pin 14; moreover, the sliding support plate 9 is further provided with a support rib 18 for enhancing the strength of the sliding support plate 9, and the support rib 18 is further provided with a second guide sliding groove for guiding the movement of the limit pull rod 13;
as shown in fig. 3, two sides of the sliding support plate 9 are respectively provided with a limiting sliding part 4, and the guide slide rail 2 is a guide groove adapted to the shape of the limiting sliding part 4; a limiting sliding part jack 5 is arranged on the limiting sliding part 4, and a sliding rail limiting jack 6 corresponding to the limiting sliding part jack 5 is arranged on the guide sliding rail 2;
stop gear sets up on the slip backup pad 9, stop gear includes: the positioning pins 14 are respectively arranged in the limiting sliding part insertion holes 5 on two sides of the sliding support plate 9, and are driven to be simultaneously inserted into the sliding rail limiting insertion holes 6 so as to limit the sliding support plate 9 to slide along the length direction of the guide sliding rail 2;
a fixed bottom plate 10, as shown in fig. 1, a fixed bottom plate 10 fixedly connected with the floor of the inner cabin of the fighter is further arranged on one side of the guide slide rail 2 away from the slide seat 3; the fixed bottom plate 10 is also fixedly connected with the guide slide rail 2;
and a rotating handle 24, wherein the rotating handle 24 is arranged on one side of the sliding support plate 9 close to the sliding seat 3 to drive the limiting mechanism to act.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (12)
1. A seat slide for a fighter plane, comprising:
the seat comprises a seat base (1), wherein a guide slide rail (2) extending along the length direction of the seat base (1) is arranged on the seat base;
the sliding support plate (9) is driven to be arranged on the guide sliding rail (2) in a sliding mode, and the guide sliding rail (2) is correspondingly arranged on two sides of the sliding support plate (9); two sides of the sliding support plate (9) are respectively provided with a limiting sliding part (4), and the guide sliding rail (2) and the limiting sliding part (4) are of a guide clamping structure with a matched shape; a limiting sliding part jack (5) is arranged on the limiting sliding part (4), and a sliding rail limiting jack (6) which corresponds to the limiting sliding part jack (5) is arranged on the guide sliding rail (2);
stop gear sets up on slip backup pad (9), stop gear includes: and the positioning pins (14) are respectively arranged in the limiting sliding part insertion holes (5) on two sides of the sliding support plate (9), and are driven to be simultaneously inserted into the sliding rail limiting insertion holes (6) so as to limit the sliding support plate (9) to slide along the length direction of the guide sliding rail (2).
2. The seat slide apparatus for a fighter plane according to claim 1,
the guide slide rail (2) is embedded in the limit sliding part (4) on the sliding support plate (9) and is connected with the limit sliding part in a sliding manner; and/or the presence of a gas in the gas,
the limiting mechanism is fixedly installed on one side, far away from the gun rack (7) and the seat (8), of the sliding supporting plate (9).
3. The seat sliding device for a fighter plane according to claim 2, characterized in that a fixed bottom plate (10) fixedly connected with the inner cabin floor of the fighter plane is further arranged on one side of the guide slide rail (2) far away from the slide seat (3); the fixed bottom plate (10) is also fixedly connected with the guide sliding rail (2).
4. The seat slide apparatus for a fighter plane according to claim 2 or 3, characterized in that the limit mechanism comprises:
the rotating arm (11) is rotatably arranged on the sliding support plate (9) through a rotating shaft (12);
the number of the limiting pull rods (13) is two, and the two limiting pull rods (13) are respectively and correspondingly arranged at the two sides of the rotating arm (11) in a rotating mode by taking the rotating shaft (12) as the center; in the process that the rotating arm (11) is driven to rotate, the limiting pull rod (13) stretches and retracts towards the limiting sliding part jack (5) under the action of the rotating arm (11);
the positioning pin (14) is pivoted on one side, facing the limiting sliding part (4), of the limiting pull rod (13), and the positioning pin (14) is accommodated in the limiting sliding part jack (5);
the positioning pin (14) is pushed by the limit pull rod (13) to extend into the slide rail limit insertion hole (6) so as to limit the sliding of the sliding support plate (9) relative to the seat base (1); or the positioning pin (14) is pulled by the limit pull rod (13) to move out of the slide rail limit insertion hole (6) so that the sliding support plate (9) slides relative to the seat base (1).
5. The seat slide for a fighter plane as set forth in claim 4, wherein the limit mechanism further comprises:
a reset mechanism comprising: a fixed part (15) arranged on the sliding support plate (9), and an elastic element (16) respectively connected with the fixed part (15) and the rotating arm (11); and the limit pull rod (13) is arranged between the elastic element (16) and the rotating shaft (12).
6. The seat slide apparatus for a fighter plane according to claim 4,
the sliding support plate (9) is also provided with a first guide sliding groove (17) for guiding the positioning pin (14) to move; and/or the presence of a gas in the gas,
the sliding support plate (9) is further provided with a support rib (18) used for enhancing the strength of the sliding support plate (9), and the support rib (18) is further provided with a second guide sliding groove used for guiding the limiting pull rod (13) to move.
7. The seat slide apparatus for a fighter plane according to claim 4,
the shaft (12) includes: a drive part (19) with a polygonal structure and a rotating part (20) with a cylindrical structure; the rotating arm (11) comprises: the sheet-shaped base (25) and the protruding portion (26) arranged at the central position of the sheet-shaped base (25), wherein the protruding portion (26) is provided with an accommodating cavity (27) matched with the driving portion (19) in shape.
8. The seat sliding apparatus for fighter plane according to claim 7, characterized in that the side of the shaft (12) is further provided with a shaft cover (21) in sliding connection therewith, and the shaft cover (21) is in clearance fit with the shaft (12).
9. The seat slide device for a fighter plane according to claim 7, characterized in that the cross-sectional projection of the driving portion (19) is disposed within the cross-sectional range of the rotating portion (20);
a locking nut (22) used for limiting the rotating arm (11) to move out of the driving part (19) along the axial direction of the rotating shaft (12) is further sleeved on the rotating shaft (12), and a gasket (23) is further arranged between the locking nut (22) and the rotating arm (11); the spacer (23) is in contact with an end of the drive section (19), and the arm (11) is separated from the surface of the spacer (23).
10. The seat slide device for a fighter plane according to claim 8, characterized in that the cross-sectional projection of the driving portion (19) is disposed within the cross-sectional range of the rotating portion (20);
the rotating shaft outer sleeve (21) is sleeved on the rotating part (20); the surface of the rotating arm (11) is abutted against the end of the driving part (19), and the surface of the rotating arm (11) is separated from the surface of the rotating shaft outer sleeve (21).
11. The seat slide apparatus for a fighter plane according to claim 7, further comprising:
and the rotating handle (24) is arranged on one side, close to the sliding seat (3), of the sliding support plate (9) so as to drive the limiting mechanism to act, and the rotating handle (24) is arranged on the other side of the sliding support plate (9).
12. A fighter slide seat, comprising:
the seat slide apparatus for a fighter plane of any one of claims 1 to 11; and the number of the first and second groups,
a slide seat (3), the slide seat (3) comprising: a gun rack (7) and a seat (8); the sliding support plate (9) is mounted below the gun carrier (7) and the seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643818.XA CN114715409B (en) | 2022-06-09 | 2022-06-09 | Seat sliding device for fighter plane and fighter plane sliding seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643818.XA CN114715409B (en) | 2022-06-09 | 2022-06-09 | Seat sliding device for fighter plane and fighter plane sliding seat |
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| Publication Number | Publication Date |
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| CN114715409A true CN114715409A (en) | 2022-07-08 |
| CN114715409B CN114715409B (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210643818.XA Active CN114715409B (en) | 2022-06-09 | 2022-06-09 | Seat sliding device for fighter plane and fighter plane sliding seat |
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| US20170362058A1 (en) * | 2015-01-20 | 2017-12-21 | Inventio Ag | Sliding guide shoe for an elevator |
| CN209305854U (en) * | 2018-11-07 | 2019-08-27 | 北京安达维尔航空设备有限公司 | A kind of new-type chair leg lock |
| CN112455692A (en) * | 2021-01-27 | 2021-03-09 | 北京天创凯睿科技有限公司 | Machine gun sliding seat for fighter plane |
| CN212951145U (en) * | 2020-06-30 | 2021-04-13 | 四川迈客航空科技有限公司 | Special baby seat for civil aviation airliner |
| CN112678185A (en) * | 2021-01-29 | 2021-04-20 | 北京天创凯睿科技有限公司 | Machine gun automatic positioning sliding seat for military helicopter |
| CN112829948A (en) * | 2021-01-29 | 2021-05-25 | 北京天创凯睿科技有限公司 | Military helicopter sliding seat with furling air bag |
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2022
- 2022-06-09 CN CN202210643818.XA patent/CN114715409B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170362058A1 (en) * | 2015-01-20 | 2017-12-21 | Inventio Ag | Sliding guide shoe for an elevator |
| CN209305854U (en) * | 2018-11-07 | 2019-08-27 | 北京安达维尔航空设备有限公司 | A kind of new-type chair leg lock |
| CN212951145U (en) * | 2020-06-30 | 2021-04-13 | 四川迈客航空科技有限公司 | Special baby seat for civil aviation airliner |
| CN112455692A (en) * | 2021-01-27 | 2021-03-09 | 北京天创凯睿科技有限公司 | Machine gun sliding seat for fighter plane |
| CN112678185A (en) * | 2021-01-29 | 2021-04-20 | 北京天创凯睿科技有限公司 | Machine gun automatic positioning sliding seat for military helicopter |
| CN112829948A (en) * | 2021-01-29 | 2021-05-25 | 北京天创凯睿科技有限公司 | Military helicopter sliding seat with furling air bag |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114715409B (en) | 2022-08-23 |
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