CN220535962U - Portable electronic flight bag fixing support - Google Patents

Abstract

A portable electronic flight bag fixing support comprises a base assembly, a sliding rail assembly, a connecting assembly and a tray assembly. The sliding rail assembly comprises a sliding rail, limiting blocks are arranged at two ends of the sliding rail, a sliding block is arranged on the sliding rail, a connecting plate is arranged on the sliding block, and a locking hook is arranged on the connecting plate; the sliding rail assembly further comprises a first locking mechanism and a second locking mechanism which are respectively arranged at the front end and the rear end of the sliding rail. The first locking mechanism comprises a locking spanner, a locking column matched with the locking hook is arranged on the locking spanner, and the locking spanner is connected with a torsion spring. The second locking mechanism comprises a first ball collision groove formed in the rear end of the sliding rail, and a first reset spring and balls are installed in the first ball collision groove. The tray assembly comprises a clamping seat and a sliding frame, wherein the clamping seat is provided with a first clamping jaw, and the sliding frame is provided with a second clamping jaw. The fixing support is arranged on an original decorative plate of an airplane, does not damage the decorative plate and an original supporting piece, does not influence the daily operation of a pilot, and does not influence the safety escape of the pilot under special conditions.

Description

Portable electronic flight bag fixing support

Technical Field

The utility model relates to the technical field of aircraft ground maintenance, in particular to a portable electronic flight bag fixing bracket.

Background

The traditional flight bag is a file bag for a pilot to carry to a cockpit, and various paper reference materials such as an onboard manual, a navigation chart and the like are contained in the file bag. With the advancement of technology, traditional flight packs have been gradually replaced by electronic flight packs (English: electronic Flight Bag, abbreviated EFB), and portable electronic flight packs have been widely used in recent years by airlines in countries around the world, and the most common use cases of electronic flight packs are: 1) The electronic flight bag needs to be charged in the cockpit; 2) The portable electronic flight bag needs to interact with other data interfaces in the cockpit, for example, the electronic flight bag can be externally connected to an aircraft cabin video monitoring module interface through a data line, so that the cabin dynamics can be checked in real time through a monitoring camera; and for example, a pilot can check flight information such as a flight manual, a flight chart and the like through the electronic flight bag. Based on flight safety considerations, the crew member is required to secure the electronic flight bag by brackets when the flight deck is using the portable electronic flight bag.

At present, the common electronic flight bag fixing support has the following defects from the structural point of view: 1) The adjusting mechanism is complex, the operation is inconvenient, and the reliability and the durability are poor; 2) Some types of cockpit are narrow and small, the installation space is limited (such as ERJ190 type), if the installation position is not selected, the electronic flight bag or the fixed support easily interferes with the limb action of the pilot, or easily blocks the sight of the pilot, influences the normal operation of a flight control mechanism, prevents the pilot from observing and using control equipment and a display, prevents the pilot from opening a sliding window to carry out emergency evacuation, and the like, and easily causes safety accidents.

Meanwhile, the existing electronic flight bag fixing support is mainly fixed on a steering wheel through adsorption or sticking, some of the electronic flight bag fixing support is fixed on window glass through a suction cup, some of the electronic flight bag fixing support is stuck on a decorative plate at the bottom of a sliding window through back glue, the electronic flight bag fixing support is installed through adsorption or sticking, the electronic flight bag fixing support is not firm along with the increase of service time, and people are possibly injured due to loosening of the support under the emergency landing condition, so that safety accidents are caused.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a portable electronic flight bag fixing bracket which is used for overcoming the defects in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a portable electronic flight bag fixing support comprises a base assembly, a sliding rail assembly, a connecting assembly and a tray assembly, wherein the sliding rail assembly, the connecting assembly and the tray assembly are arranged on the base assembly.

The sliding rail assembly comprises a sliding rail, limiting blocks are fixedly arranged at two ends of the sliding rail, a sliding block is arranged on the sliding rail in a sliding mode, a connecting plate is fixedly arranged on the sliding block, and a locking hook is arranged on the connecting plate; the sliding rail assembly further comprises a first locking mechanism arranged at the front end of the sliding rail and a second locking mechanism arranged at the rear end of the sliding rail;

the first locking mechanism comprises a locking spanner which rotates around a rotating shaft, a locking column matched with the locking hook is arranged on the locking spanner, and the locking spanner is connected with a torsion spring;

the second locking mechanism comprises a first ball collision groove formed in the rear end of the sliding rail, a first reset spring and balls are arranged in the first ball collision groove, and the tops of the balls are higher than the top surface of the sliding rail in an initial state under the action of the first reset spring, so that the balls can be matched with the second ball collision groove in the bottom surface of the connecting plate on the sliding track of the sliding block.

Further, the tray assembly comprises a hollow clamping seat, a sliding frame is slidably arranged at the opening end of the clamping seat, the sliding frame is in drawer-type insertion connection in the clamping seat, a first claw is arranged at the blind end of the clamping seat, and a second claw corresponding to the first claw is arranged at the sliding-out end of the sliding frame.

Further, the sliding frame comprises a guide sliding rod inserted in the clamping seat, a second reset spring is sleeved on the guide sliding rod, one end of the second reset spring is fixed on the clamping seat, and the other end of the second reset spring is fixed on the sliding frame.

Further, the base assembly comprises a first fixed bottom plate, a second fixed bottom plate and a third fixed bottom plate, wherein the first fixed bottom plate is arranged on the top surface of the lower decorative plate of the aircraft sliding window, and the second fixed bottom plate and the third fixed bottom plate are arranged on the bottom surface of the lower decorative plate of the aircraft sliding window at intervals.

Further, the connecting assembly comprises a hinge seat arranged on the connecting plate.

Preferably, the sliding rail assembly further comprises a supporting block arranged at the rear end of the sliding rail.

Preferably, the first claw and the second claw are made of aluminum alloy materials, and flame-retardant foam is arranged at the inner side edges of the first claw and the second claw.

Preferably, a turntable is arranged at the bottom of the clamping seat.

Preferably, rubber blocks are arranged at two ends of the outer sides of the first clamping jaw and the second clamping jaw.

Compared with the prior art, the utility model has the beneficial effects that:

1) The electronic flight bag fixing support is arranged on an original decorative plate of an airplane, does not damage the decorative plate and an original supporting piece, does not influence the daily operation of a pilot, and does not influence the safety escape of the pilot under special conditions.

2) The electronic flight bag fixing support is characterized in that the base assembly is arranged on the decorative plate below the sliding window on the left side and the right side of the cockpit and the original supporting piece of the decorative plate, and is not directly arranged on a main bearing window frame structure, so that the structural strength of the window frame of the sliding window is not obviously influenced. The decoration plate and the support piece are connected through rivets in the original configuration of the aircraft, when the electronic flight bag fixing support is installed, the electronic flight bag fixing support is fixed through the original assembly holes in the front of the decoration plate, so that the original structure of the decoration plate and the original support piece can not be damaged in the refitting engineering of the whole electronic flight bag fixing support, and the electronic flight bag fixing support meets the airworthiness standard of an aircraft.

3) The electronic flight bag fixing support is arranged at the position, close to the original-configuration navigation chart clips, on the decorative plates below the sliding windows on the left side and the right side of the cockpit, of the mounting position, when the pilot normally uses the fixing support, the fixing support is in a forward locking position, when the sliding windows need to be opened, the pilot only needs to press the locking spanner of the first locking mechanism, then the tray assembly (or the electronic flight bag) is pushed backwards to the temporary locking position of the second locking mechanism, the sliding windows can be normally opened, the pilot cannot be opened, emergency window opening is not affected, and the safety performance of the aircraft is not affected.

4) The electronic flight bag fixing support is light and thin in whole, and the height of the highest point of the fixing support protruding out of the decorative plate is not more than 130mm no matter whether the electronic flight bag is arranged on the fixing support or not, so that the vision of a driver is not blocked; the whole part of the tray component of the fixed bracket is close to the window glass, and only a small part of the tray component extends out of the decorative plate (the extending part is smaller than 20 mm) towards the direction close to the driver, so that the operation device in the cab can not be influenced by the driver.

5) The electronic flight bag fixing support is provided with damping designs at movable positions, obvious noise cannot be generated in a cockpit vibration environment, and potential safety hazards caused by sudden movement in the forward and backward sliding process are avoided.

6) The electronic flight bag fixing support meets the requirements of airworthiness clauses in airworthiness regulations from a hardware structure to an installation mode.

In order that the utility model may be more clearly understood, preferred embodiments of the utility model will be described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a view of the usage status reference of the present utility model;

FIGS. 3 and 4 are schematic views illustrating assembly of the base assembly according to the present utility model;

FIG. 5 is a schematic view of a sliding track assembly according to the present utility model;

fig. 6 and 7 are schematic structural views of a tray assembly according to the present utility model.

The attached drawings are identified:

1 a base assembly, a 2-slide rail assembly, a 3-connecting assembly and a 4-tray assembly; 9-decorative plates, 11-first fixed bottom plates, 12-second fixed bottom plates and 13-third fixed bottom plates; 21-sliding rails, 22-limiting blocks, 23-sliding blocks, 24-connecting plates, 241-locking hooks, 25-locking wrenches and 26-collision beads; 41-clamping seat, 42-first claw, 43-second claw, 44-guiding slide bar, 45-turntable, 46-rubber block and 47-sliding frame.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are primarily for distinguishing between different devices, elements, or components (the particular categories and configurations may be the same or different) and are not intended to indicate or imply relative importance or quantity of the devices, elements, or components indicated, but are not to be construed as indicating or implying relative importance.

Furthermore, unless explicitly stated or limited otherwise, the terms "mounted," "configured with," "engaged with/connected to," and the like, are to be construed broadly as meaning, for example, "connected to," whether fixedly connected to, detachably connected to, or integrally connected to; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-7, the utility model provides a portable electronic flight bag fixing bracket, which comprises a base component 1, a sliding rail component 2, a connecting component 3 and a tray component 4, wherein the sliding rail component 2, the connecting component 3 and the tray component 4 are arranged on the base component 1, and the connecting component 3 is connected with the tray component 4 and the sliding rail component 2, so that the tray component 4 can slide on the sliding rail component 2.

The base assembly 1 comprises a first fixed bottom plate 11, a second fixed bottom plate 12 and a third fixed bottom plate 13, wherein the first fixed bottom plate 11 is arranged on the top surface of the lower decorative plate 9 of the sliding window of the airplane, and the second fixed bottom plate 12 and the third fixed bottom plate 13 are arranged on the bottom surface of the lower decorative plate 9 of the sliding window of the airplane at intervals; specifically, two groups of assembly holes are formed in the first fixing bottom plate 11, the two groups of assembly holes correspond to the original two groups of assembly holes in the lower decorative plate 9 of the aircraft sliding window, and the first group of assembly holes are used for sequentially connecting and fixing the first fixing bottom plate 11, the decorative plate 9, the second fixing bottom plate 12 and the original first supporting position of the decorative plate 9 through rivets; the second group of assembly holes are used for sequentially connecting and fixing the first fixed bottom plate 11, the decorative plate 9, the third fixed bottom plate 13 and the original second supporting position of the decorative plate 9 through rivets. Like this, the both ends of first fixed bottom plate 11 are connected through second fixed bottom plate 12 and third fixed bottom plate 13 respectively and are fixed on decorative board 9 and original support piece to guarantee that the installation of first fixed bottom plate 11 both accords with the structural strength and the stability of aviation repacking requirement, does not destroy original aircraft structure such as decorative board 9 again.

The sliding rail assembly 2 comprises a sliding rail 21, limiting blocks 22 are fixedly arranged at two ends of the sliding rail 21, a sliding block 23 is arranged on the sliding rail 21 in a sliding manner, a connecting plate 24 is fixedly arranged on the sliding block 23, and a locking hook 241 is arranged on the connecting plate 24; the sliding rail assembly 2 further comprises a first locking mechanism arranged at the front end of the sliding rail 21 and a second locking mechanism arranged at the rear end of the sliding rail 21; when the sliding block 23 slides to the front end of the sliding rail 21, the locking hook 241 on the connecting plate 24 is matched with the first locking mechanism, and the sliding block 23 is locked at the front end of the sliding rail 21; when the slider 23 slides to the rear end of the slide rail 21, the connection plate 24 is engaged with the second locking mechanism, and the slider 23 is temporarily locked to the rear end of the slide rail 21.

The first locking mechanism comprises a locking wrench 25 rotating around a rotation shaft, a locking column (not shown) matched with the locking hook 241 is arranged on the locking wrench 25, the locking wrench 25 is connected with a torsion spring (not shown), and the locking wrench 25 is kept in an initial position under the action of the torsion spring; when the sliding block 23 slides to the front end of the sliding rail 21, the lock hook 241 pushes the unlocking column to enable the locking spanner 25 to rotate, so that the lock hook 241 hooks the locking column on the locking spanner 25, and the effect of locking the sliding block 23 is achieved; when the locking wrench 25 is manually turned, the locking wrench 25 drives the lock cylinder to deflect, the lock hook 241 is disengaged from the lock cylinder, the sliding block 23 is released by the first locking mechanism, and the sliding block 23 can freely slide on the sliding rail 21. In this embodiment, the first locking mechanism locks the slider 23 at the front end position of the sliding rail 21, that is, the tray assembly 4 is locked at the front end position of the sliding rail 21, and the sliding window of the aircraft is in a closed state at this time, so that the pilot can normally use the electronic flight bag on the fixing bracket. And when the first locking mechanism is unlocked, the pilot can unlock the locking spanner 25 only by operating the locking spanner with one hand, and the operation is simple and convenient.

The second locking mechanism comprises a first ball-striking groove (not shown) formed in the rear end of the sliding rail 21, a first reset spring (not shown) and a ball-striking 26 are installed in the first ball-striking groove, and under the action of the first reset spring, the top of the ball-striking 26 is higher than the top surface of the sliding rail 21 in an initial state, so that the ball-striking 26 can be matched with the second ball-striking groove on the bottom surface of the connecting plate 24 on the sliding track of the sliding block 23. When the sliding block 23 slides to the rear end of the sliding rail 21, the connecting plate 24 pushes the collision bead 26, the collision bead 26 sinks into the first collision bead groove, and when the second collision bead groove on the connecting plate 24 aligns with the first collision bead groove on the sliding rail 21, the collision bead 26 is pushed up under the action of the first reset spring, and the top of the collision bead 26 sinks into the second collision bead groove, so that the effect of temporarily locking the sliding block 23 is achieved; when an external force (such as an external force transmitted to the sliding block 23 by the push-pull tray assembly 4) overcomes the friction force between the collision bead 26 and the second collision bead groove, the collision bead 26 is separated from the second collision bead groove, the sliding block 23 is released by the second locking mechanism, and the sliding block 23 can freely slide on the sliding rail 21. In this embodiment, the second locking mechanism is used to lock the slider 23 at the rear end position of the sliding rail 21, that is, the tray assembly 4 is locked at the rear end position of the sliding rail 21, at this time, the aircraft may be in a special state on the ground, the pilot needs to open the sliding window for safe evacuation, and the tray assembly 4 is locked at the rear end position of the sliding rail 21, so that the situation that the pilot opens the sliding window backwards, and the fixed bracket or the electronic flight bag interferes with the handle of the sliding window to operate the pilot to affect the evacuation of the pilot in an emergency situation can be avoided.

Preferably, in this embodiment, the slider 23 is connected with the sliding rail 21 through an embedding manner, the embedding portion of the slider 23 and the sliding rail 21 is made of a cushion block made of nylon, and in the sliding process of the slider 23 on the sliding rail 21, the cushion block rubs with the sliding rail 21 to generate damping, so that the fixing support is prevented from suddenly moving in the front-back sliding process to bring potential safety hazards.

Preferably, in this embodiment, the limiting blocks 22 at the front and rear ends of the sliding rail 21 are respectively fixed on the sliding rail 21 by cross countersunk head screws, and the front and rear limiting blocks 22 serve to limit the sliding of the sliding block 23 within the range of travel of the sliding rail 21.

Further, the sliding rail assembly 2 further comprises a supporting block (not shown) disposed at the rear end of the sliding rail 21, the supporting block is fixed on the bottom surface of the rear end of the sliding rail 21, the bottom of the supporting block contacts with the decorative board 9, and the supporting block is used for preventing the structural stress form of the sliding rail 21 from becoming a cantilever beam when the tray assembly 4 slides to the rear end of the sliding rail 21, and preventing the sliding rail 21 from bending deformation after a long time of use.

In this embodiment, the front end of the sliding rail 21 is fixed on the first fixing base plate 11 in the base assembly 1, and the rear end of the sliding rail 21 is supported on the original decorative plate 9 of the aircraft by the supporting block, so that the reason for this arrangement is that, since two groups of assembly holes for supporting members are reserved only in front of the decorative plate 9 on the original decorative plate 9 of the aircraft, no assembly holes are reserved in the rear of the decorative plate 9, and the installation of the first fixing base plate 11 can be exactly fixed by using the original assembly holes in front of the decorative plate 9, the original structure of the decorative plate 9 and the original supporting members will not be damaged in the refitting engineering of the whole electronic flight bag fixing support, and the airworthiness standard of the aircraft is met.

The connecting assembly 3 comprises a stainless steel damping hinge seat arranged on the connecting plate 24, one end of the hinge seat is connected with the connecting plate 24 through a hinge assembly, the other end of the hinge seat is connected with the tray assembly 4, and the hinge seat can deflect 0-30 degrees through limiting pieces, so that an electronic flight bag screen on a pilot single-hand adjustable fixing support can freely rotate within the range of 0-30 degrees, and can be adjusted to an angle suitable for the vision of the pilot along with rotation and stop, and the adjusting process is simple and convenient.

The tray assembly 4 comprises a hollow clamping seat 41, a sliding frame 47 is slidably arranged at the opening end of the clamping seat 41, the sliding frame 47 is in drawer-type insertion connection with the clamping seat 41, a first clamping jaw 42 is arranged at the blind end of the clamping seat 41, a second clamping jaw 43 is arranged at the sliding-out end of the sliding frame 47 and corresponds to the first clamping jaw 42, and the electronic flight bag is installed and clamped between the first clamping jaw 42 and the second clamping jaw 43.

Further, the sliding frame 47 includes a guiding sliding rod 44 inserted into the card seat 41, and a second return spring (not shown) is sleeved on the guiding sliding rod 44, and one end of the second return spring is fixed on the card seat 41, and the other end of the second return spring is fixed on the sliding frame 47, so that the sliding frame 47 can elastically slide in the card seat 41. Under the action of the second return spring, the electronic flight bag is clamped between the first claw 42 and the second claw 43; under the guiding action of the guiding slide bar 44, the sliding frame 47 is smoother when being pulled on the clamping seat 41, does not clamp, and is easy to operate.

Further, a turntable 45 is disposed at the bottom of the clamping seat 41, the turntable 45 is mounted on the hinge seat in the connecting assembly 3, and the clamping seat 41 can rotate omnidirectionally on the turntable 45, so that a pilot can adjust the posture of the electronic flight bag to a comfortable angle at will.

Preferably, in this embodiment, the first claw 42 and the second claw 43 are made of aluminum alloy materials, and the inner edges of the first claw 42 and the second claw 43 are provided with flame-retardant foam, so that the flame-retardant foam not only avoids clamping an electronic flight bag, but also plays a role in shock absorption.

In this embodiment, rubber blocks 46 are disposed at the two ends of the outer sides of the first claw 42 and the second claw 43, so that the four corners of the whole tray assembly 4 are rubber blocks 46, and further, the sliding window glass of the aircraft can be effectively prevented from being scratched by the fixing support under the condition of limit or locking failure.

In this embodiment, when the pilot installs the electronic flight bag, the pilot only needs to pull the sliding frame 47 away from the clamping seat 41 with a little effort by hand, and the electronic flight bag can be easily placed on the clamping seat 41, and under the action of the second return spring, the electronic flight bag is clamped between the first clamping jaw 42 and the second clamping jaw 43. The tray assembly 4 in this embodiment can clamp electronic flight bags with a length not less than 205 mm and not more than 280 mm, a width not less than 170 mm and not more than 180 mm, a thickness not less than 6 mm and not more than 8 mm and a weight not more than 0.8 kg, and is adapted to different sizes.

Compared with the prior art, the portable electronic flight bag fixing support is arranged on an original decorative plate of an airplane, does not damage the decorative plate and an original supporting piece, does not influence the daily operation of a pilot, and does not influence the safety escape of the pilot under special conditions.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (9)

1. The utility model provides a portable electron flight package fixed bolster, includes base subassembly (1) and installs slide rail subassembly (2), coupling assembling (3) and tray subassembly (4) on this base subassembly (1), its characterized in that:

the sliding rail assembly (2) comprises a sliding rail (21), limiting blocks (22) are fixedly arranged at two ends of the sliding rail (21), a sliding block (23) is arranged on the sliding rail (21) in a sliding mode, a connecting plate (24) is fixedly arranged on the sliding block (23), and a locking hook (241) is arranged on the connecting plate (24); the sliding rail assembly (2) further comprises a first locking mechanism arranged at the front end of the sliding rail (21) and a second locking mechanism arranged at the rear end of the sliding rail (21);

the first locking mechanism comprises a locking spanner (25) rotating around a rotating shaft, a locking column matched with the locking hook (241) is arranged on the locking spanner (25), and the locking spanner (25) is connected with a torsion spring;

the second locking mechanism comprises a first ball collision groove formed in the rear end of the sliding rail (21), a first reset spring and a ball collision (26) are arranged in the first ball collision groove, and under the action of the first reset spring, the top of the ball collision (26) is higher than the top surface of the sliding rail (21) in an initial state, so that the ball collision (26) can be matched with the second ball collision groove in the bottom surface of the connecting plate (24) on the sliding track of the sliding block (23).

2. A portable electronic flight bag holder as claimed in claim 1, wherein: the tray assembly (4) comprises a hollow clamping seat (41), a sliding frame (47) is slidably arranged at the opening end of the clamping seat (41), the sliding frame (47) is inserted into the clamping seat (41) in a drawer mode, a first clamping jaw (42) is arranged at the blind end of the clamping seat (41), and a second clamping jaw (43) corresponding to the first clamping jaw (42) is arranged at the sliding-out end of the sliding frame (47).

3. A portable electronic flight bag holder as claimed in claim 2, wherein: the sliding frame (47) comprises a guide sliding rod (44) inserted into the clamping seat (41), a second reset spring is sleeved on the guide sliding rod (44), one end of the second reset spring is fixed on the clamping seat (41), and the other end of the second reset spring is fixed on the sliding frame (47).

4. A portable electronic flight bag holder as claimed in claim 3, wherein: the base assembly (1) comprises a first fixed bottom plate (11), a second fixed bottom plate (12) and a third fixed bottom plate (13), wherein the first fixed bottom plate (11) is arranged on the top surface of the lower decorative plate (9) of the sliding window of the airplane, and the second fixed bottom plate (12) and the third fixed bottom plate (13) are arranged on the bottom surface of the lower decorative plate (9) of the sliding window of the airplane at intervals.

5. A portable electronic flight bag holder as claimed in claim 1, wherein: the connecting assembly (3) comprises a hinging seat arranged on the connecting plate (24).

6. A portable electronic flight bag holder as claimed in claim 1, wherein: the sliding rail assembly (2) further comprises a supporting block arranged at the rear end of the sliding rail (21).

7. A portable electronic flight bag holder as claimed in claim 2, wherein: the first clamping jaw (42) and the second clamping jaw (43) are made of aluminum alloy materials, and flame-retardant foam is arranged at the inner side edges of the first clamping jaw (42) and the second clamping jaw (43).

8. A portable electronic flight bag holder as claimed in claim 2, wherein: the bottom of the clamping seat (41) is provided with a rotary table (45).

9. A portable electronic flight bag holder as claimed in claim 2, wherein: rubber blocks (46) are arranged at the two ends of the outer sides of the first clamping jaw (42) and the second clamping jaw (43).