CN210798502U

CN210798502U - Shielding device

Info

Publication number: CN210798502U
Application number: CN201921471546.XU
Authority: CN
Inventors: 黄遵鹏; 郑斐; 赵阳; 史亚杰
Original assignee: Navigation Research Institute Beijing Technology Development Co ltd
Current assignee: Navigation Research Institute Beijing Technology Development Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-06-19
Anticipated expiration: 2029-09-05

Abstract

The embodiment of the utility model provides a shielding device, which comprises a bracket, a rotating shaft, a shielding plate and a limiting structure; two ends of the rotating shaft are respectively fixedly connected with the bracket; the shielding plate is rotatably connected with the rotating shaft, and the limiting structure is fixedly connected with the bracket and used for limiting the rotating range of the shielding plate. The shielding plate in the shielding device can rotate along with the wind direction, the influence of the wind power on the whole shielding device can be reduced, and meanwhile, the limiting structure can control the maximum rotation angle of the shielding plate, so that the shielding device is ensured to have a good shielding effect. The shielding device is arranged in the direction perpendicular to the extension line of the center of the airport runway, so that the airplane running on the detour taxiway can be partially or completely shielded, a pilot can better distinguish whether other airplanes pass through the stopping end of the runway or run on the detour taxiway, the misjudgment of the pilot on runway intrusion can be reduced or eliminated, and the pilot can be reminded to pay attention to the actual runway intrusion condition.

Description

Shielding device

Technical Field

The utility model relates to an airport navigation aid technical field that visualizes, concretely relates to shields device.

Background

In order to improve the efficiency of the operation of an aircraft on a runway, a detour taxiway is typically constructed at the end of the runway, as shown in fig. 1, through which the aircraft can safely travel from one side of the runway to the other. Under the influence of external environments such as wind, no shelter is usually provided between the runway and the circumvention taxiway.

In the process of implementing the present invention, the inventor finds that there are at least the following problems in the prior art: when the airplane takes off from the runway with the bypassing taxiway, because no shelter exists between the runway and the bypassing taxiway, a pilot may mistakenly think that the airplane sliding on the bypassing taxiway passes through the stop end of the runway, so that the airplane taking off is stopped, and the operation has potential safety hazards.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention provides a shielding device to solve the problem that in the prior art, due to the influence of external environments such as wind power, no shielding object is provided between the airport runway and the detour taxiway, and a pilot may mistakenly think that an airplane sliding on the detour taxiway passes through the stop end of the runway, thereby stopping the airplane from taking off and having potential safety hazards.

In order to achieve the above object, an embodiment of the present invention provides a shielding apparatus, which includes a bracket, a rotating shaft, a shielding plate, and a limiting structure; two ends of the rotating shaft are respectively fixedly connected with the bracket; the shielding plate is rotatably connected with the rotating shaft, and the limiting structure is fixedly connected with the bracket and used for limiting the rotating range of the shielding plate.

Optionally, in the shielding device, the limiting structure includes a limiting cross bar, a first limiting vertical bar and a second limiting vertical bar; the two ends of the limiting cross rod are respectively fixedly connected with the first limiting vertical rod and the second limiting vertical rod, the limiting cross rod is fixedly connected with the support, and the shielding plate is located between the first limiting vertical rod and the second limiting vertical rod.

Optionally, in the shielding device, at least one limiting structure is disposed on the shielding plate.

Optionally, in the above-described shade device, the bracket includes a pillar, a first beam, and a second beam; the first cross beam and the second cross beam are arranged in parallel, and two ends of the first cross beam and two ends of the second cross beam are respectively fixedly connected with the upright columns; the limiting cross rod is fixedly connected with the first cross beam or the second cross beam.

Optionally, in the shielding device, the number of the shielding plates is plural, and the plural shielding plates are disposed continuously or at intervals.

Optionally, in the shielding device, the shielding plate is coated with different colors.

Optionally, in the shielding device, the shielding plate is rectangular.

Optionally, the shielding apparatus further includes a base, and one end of the pillar is fixedly connected to the base.

Optionally, the shielding apparatus further includes a connecting member, and one end of the pillar is fixedly connected to the base through the connecting member.

According to the technical scheme of the utility model, an embodiment in the above-mentioned utility model has following advantage or beneficial effect: the two ends of the rotating shaft are fixedly connected with the support respectively, the shielding plate is connected with the rotating shaft in a rotating mode, the shielding plate can rotate in the rotating shaft in a two-way mode, the shielding plate can rotate along with the wind direction, the influence of wind power on the whole shielding device can be reduced, meanwhile, the limiting structure can prevent the shielding plate from rotating at an overlarge angle, and the shielding device is guaranteed to have a good shielding effect. The shielding device is arranged in the direction perpendicular to the extension line of the center of the airport runway, so that the airplane running on the detour taxiway can be partially or completely shielded, a pilot can better distinguish whether other airplanes pass through the stopping end of the runway or run on the detour taxiway, the misjudgment of the pilot on runway intrusion can be reduced or eliminated, and the pilot can be reminded to pay attention to the actual runway intrusion condition.

Further effects of the above-mentioned non-conventional alternatives will be described below in connection with the embodiments.

Drawings

The accompanying drawings are included to provide a better understanding of the present invention and are not intended to constitute an undue limitation on the invention. Wherein:

FIG. 1 is a schematic illustration of a detour taxiway in an airport;

fig. 2 is a schematic structural view of an embodiment of a screening arrangement according to the present invention;

fig. 3 is a schematic structural view of a part of the structure of an embodiment of a shielding device according to the present invention;

fig. 4 is a front view of an embodiment of a shielding device according to the present invention, in which a position-limiting structure is mounted;

fig. 5 is a left side view of the mounting portion of the position limiting structure in an embodiment of the shielding device of the present invention;

fig. 6 is a top view of an embodiment of a shielding device according to the present invention;

FIG. 7 is a schematic view of a shielding plate of an embodiment of the shielding apparatus according to the present invention;

FIG. 8 is a schematic view of another embodiment of a shielding apparatus according to the present invention, wherein shielding plates are spaced apart from each other;

FIG. 9 is a front view of an embodiment of the shielding device of the present invention in practical use;

fig. 10 is a left side view of an embodiment of a screening arrangement according to the present invention in practice;

FIG. 11 is a top view of a practical application of an embodiment of the shielding device of the present invention;

fig. 12 is a schematic view of the effect of the embodiment of the shielding device installed on the airport.

Wherein the figures include the following reference numerals:

1-support, 11-upright post, 12-first beam, 13-second beam, 2-rotating shaft, 3-shielding plate, 4-limiting structure, 41-limiting transverse rod, 42-first limiting vertical rod, 43-second limiting vertical rod, 5-base and 6-connecting piece.

Detailed Description

Exemplary embodiments of the invention are described below with reference to the accompanying drawings, in which various details of embodiments of the invention are included to assist understanding, and which are to be considered exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

As shown in fig. 2, a shielding device provided by the embodiment of the present invention includes a bracket 1, a rotating shaft 2, a shielding plate 3 and a limiting structure 4; two ends of the rotating shaft 2 are respectively fixedly connected with the bracket 1; the shielding plate 3 is rotatably connected with the rotating shaft 2, and the limiting structure 4 is fixedly connected with the bracket 1 and used for limiting the rotating range of the shielding plate 3.

The embodiment of the utility model provides an among the shielding device, support 1 is whole shielding device's bearing structure, the both ends of pivot 2 respectively with 1 fixed connection of support. The shielding plate 3 is rotatably connected with the rotating shaft 2, the shielding plate 3 can rotate on the rotating shaft 2 in two directions, and thus the shielding plate 3 can rotate along with the wind direction, so that the influence of wind on the whole shielding device is effectively reduced, and the device is more stable. The limiting structure 4 is fixed on the bracket 1, and when the shielding plate 3 rotates under the action of wind power, the limiting structure 4 can limit the rotation range of the shielding plate 3, so that the shielding effect of the device is prevented from being influenced by the overlarge rotation angle of the shielding plate 3. The shielding plate 3 in the shielding device can rotate along with the wind direction, the influence of the wind power on the whole shielding device can be reduced, and meanwhile, the limiting structure 4 can control the maximum rotation angle of the shielding plate 3, so that the shielding device is ensured to have a good shielding effect. The shielding device is arranged in the direction perpendicular to the extension line of the center of the airport runway, so that the airplane running on the detour taxiway can be partially or completely shielded, a pilot can better distinguish whether other airplanes pass through the stopping end of the runway or run on the detour taxiway, the misjudgment of the pilot on runway intrusion can be reduced or eliminated, and the pilot can be reminded to pay attention to the actual runway intrusion condition.

As shown in fig. 2 to 6, in the shielding device according to the embodiment of the present invention, the limiting structure 4 includes a limiting cross bar 41, a first limiting vertical bar 42 and a second limiting vertical bar 43; the two ends of the limiting cross rod 41 are respectively and fixedly connected with the first limiting vertical rod 42 and the second limiting vertical rod 43, the limiting cross rod 41 is fixedly connected with the support 1, and the shielding plate 3 is located between the first limiting vertical rod 42 and the second limiting vertical rod 43. The both ends of spacing horizontal pole 41 respectively with first spacing montant 42 and second spacing montant 43 fixed connection, spacing horizontal pole 41 like this, first spacing montant 42 and second spacing montant 43 form door-shaped structure, shielding plate 3 is located between first spacing montant 42 and the second spacing montant 43, when shielding plate 3 rotates, 3 rotation range of shielding plate can be injectd to first spacing montant 42 and the spacing montant 43 of second, thereby guarantee that this shielding device has fine shielding effect.

As shown in fig. 2 and fig. 3, in the shielding device according to the embodiment of the present invention, at least one limiting structure 4 is disposed on the shielding plate 3. In order to ensure that the shielding plate 3 is more stable when in contact with the limiting structures 4, at least one limiting structure 4 is provided to limit the position of the shielding plate 3. Optionally, the embodiment of the present invention provides a shielding apparatus, wherein four limiting structures 4 are adopted to limit the rotation range of the shielding plate 3.

As shown in fig. 2, in the shielding device according to the embodiment of the present invention, the bracket 1 includes a vertical column 11, a first beam 12 and a second beam 13; the first beam 12 and the second beam 13 are arranged in parallel, and two ends of the first beam and the second beam are respectively fixedly connected with the upright post 11; the limit cross bar 41 is fixedly connected with the first cross beam 12 or the second cross beam 13. The two ends of the first beam 12 and the second beam 13 are respectively fixedly connected with the upright post 11, and the first beam 12 and the second beam 13 are arranged in parallel up and down, so that the upright post 11, the first beam 12 and the second beam 13 form a stable structure. The limiting cross bar 41 is fixedly connected with the first cross beam 12 or the second cross beam 13, so that the limiting structure 4 is fixed on the bracket 1.

The embodiment of the utility model provides a pair of shielding device, the quantity of shielding plate 3 is a plurality of, and a plurality of shielding plates 3 set up or the interval sets up in succession. As shown in fig. 2, a plurality of shielding plates 3 are installed between the first beam 12 and the second beam 13, and the plurality of shielding plates 3 are arranged in series, in the practical application process, the number of the shielding devices needed is determined according to the shielding range needed, and when the shielding devices are installed, the plurality of shielding devices can be installed in a row in series. As shown in fig. 7 and 8, a plurality of shielding plates 3 are installed between the first beam 12 and the second beam 13, and the plurality of shielding plates 3 are arranged at intervals, so that the resistance of wind to the shielding device is reduced, the structure is more stable, and the distance between the shielding plates 3 can be any value within the range that the shielding effect and the structure are not affected. Optionally, the embodiment of the utility model provides an among the visual shielding device, adopt interval between the shield plate 3 the same with the width of shield plate 3, in practical application process, the quantity that needs the shield device is confirmed to the scope of sheltering from as required, in order to guarantee good shielding effect, as shown in fig. 9-11, make the parallel dislocation of a plurality of shield devices set up to two rows and install, should guarantee to see from the front of shield device during the installation, interval between the shield plate 3 of front row just in time aligns with the shield plate 3 of back row, make the shield device form a complete shielding effect.

As shown in fig. 2, 7 and 8, the shielding plate 3 is coated with different colors. In order to improve the resolution, the shielding plate 3 is made more conspicuous, and a pattern is drawn on the shielding plate 3. The shielding plate 3 can draw color blocks with different colors. Such as alternating red and white color blocks. When the shielding apparatus is installed in a direction perpendicular to the extension line of the runway center, as shown in fig. 12, when the angle of the drawn stripe on the shielding plate 3 is opposite to the direction of the tail wing of the airplane, the pilot can more easily judge the operation condition of other airplanes.

As shown in fig. 2, in the shielding device according to the embodiment of the present invention, the shielding plate 3 is rectangular. By arranging the shielding plate 3 in a rectangular shape, not only is fixed installation facilitated, but also the pattern is drawn more easily by the rectangular shape. Optionally, the embodiment of the utility model provides an among the shielding device, use the diagonal of rectangle shield plate 3 as the border, draw two kinds of different colours and carry out the subregion, make the structure more striking, when the interval between shield plate 3 is the same with the width of shield plate 3, in practical application process, as shown in fig. 9-11, make setting up of a plurality of shield devices parallel dislocation to two rows and install, should guarantee to see from the front of shield device during the installation, the interval between the shield plate 3 of front row just aligns with the shield plate 3 of back row, make the shield device form a complete effect of shielding, and the colour of scribbling on the shield plate 3 among the shield plate 3 of front row and the shield plate 3 of back row among the shield device forms a complete stripe, make the shield device more striking like this. Optionally, the embodiment of the present invention provides a shielding apparatus, wherein the shielding plate 3 is shaped as an arbitrary shape on the premise of ensuring shielding effect.

As shown in fig. 2, the shielding device provided by the embodiment of the present invention further includes a base 5, and one end of the upright 11 is fixedly connected to the base 5. One end of the upright 11 is fixedly connected to the base 5, the base 5 is used to support the whole structure, the base 5 can be fixedly mounted on the ground, i.e. the whole screening device can be fixedly mounted on the ground via the base 5.

As shown in fig. 2, the shielding device provided by the embodiment of the present invention further includes a connecting member 6, and one end of the upright post 11 is fixedly connected to the base 5 through the connecting member 6. The connecting piece 6 is fixedly connected between one end of the upright post 11 and the base 5, the connecting piece 6 is an easy-to-break piece which is easy to break, and when the airplane collides against the shielding device, the shielding device is broken at the connecting piece 6 and falls down, so that the shielding device is prevented from damaging the airplane.

Optionally, in the shielding device provided by the embodiment of the present invention, the material of the upright 11, the first beam 12 and the second beam 13 may be fiber reinforced plastic or carbon fiber composite material, or other materials. In order to make the structure stable and light, optionally, the embodiment of the present invention provides a shielding device, wherein the column 11, the first beam 12 and the second beam 13 are made of carbon fiber composite material.

The following describes the use of a shelter according to an embodiment of the present invention, taking an airport with a detour taxiway as an example.

As shown in fig. 1 and 12, when the shielding device is used, first, the number of shielding devices to be visually checked is determined according to the length of the airport which actually needs to be shielded. When the shielding plate 3 is continuously disposed between the first beam 12 and the second beam 13, a plurality of shielding devices are continuously arranged in a row and installed in a direction perpendicular to the extension line of the center of the runway by the base 5. When the shielding plates 3 in the shielding device are arranged between the first cross beam 12 and the second cross beam 13 at intervals, a plurality of shielding devices are arranged in two rows in a parallel staggered mode and are installed in the direction perpendicular to the extension line of the center of the runway through the base 5, and the installation ensures that the intervals between the shielding plates 3 in the front row are just aligned with the shielding plates 3 in the rear row when viewed from the front of the shielding device, so that the shielding device forms a complete shielding effect. Therefore, when the aircraft takes off on the runway, the pilot can better distinguish whether other aircraft pass through the stopping end of the runway or are running on the circumambulated taxiway, thereby not only reducing or eliminating the wrong judgment of the pilot on runway intrusion, but also reminding the pilot to pay attention to the actual runway intrusion condition.

Therefore, the embodiment of the present invention provides a shielding device, wherein the bracket 1 is a supporting structure of the whole shielding device, and the two ends of the rotating shaft 2 are respectively fixedly connected to the bracket 1. The shielding plate 3 is rotatably connected with the rotating shaft 2, the shielding plate 3 can rotate on the rotating shaft 2 in two directions, and the shielding plate 3 can rotate along with the wind direction, so that the influence of wind on the whole shielding device is effectively reduced, and the device is more stable. The limiting structure 4 is fixed on the bracket 1, and when the shielding plate 3 rotates under the action of wind power, the limiting structure 4 can limit the rotation range of the shielding plate 3, so that the shielding effect of the device is prevented from being influenced by the overlarge rotation angle of the shielding plate 3. The shielding plate 3 in the shielding device can reduce the wind resistance through rotation, and meanwhile, the limiting structure 4 can control the maximum rotation angle of the shielding plate 3, so that the shielding device is ensured to have a good shielding effect. The shielding device is arranged in the direction perpendicular to the extension line of the center of the airport runway, so that the airplane running on the detour taxiway can be partially or completely shielded, a pilot can better distinguish whether other airplanes pass through the stopping end of the runway or run on the detour taxiway, the misjudgment of the pilot on runway intrusion can be reduced or eliminated, and the pilot can be reminded to pay attention to the actual runway intrusion condition.

The above detailed description does not limit the scope of the present invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A shielding device is characterized by comprising a bracket (1), a rotating shaft (2), a shielding plate (3) and a limiting structure (4);

two ends of the rotating shaft (2) are respectively fixedly connected with the bracket (1);

the shielding plate (3) is rotatably connected with the rotating shaft (2), and the limiting structure (4) is fixedly connected with the bracket (1) and used for limiting the rotating range of the shielding plate (3).

2. A screening arrangement according to claim 1, c h a r a c t e r i z e d in that the limiting structure (4) comprises a limiting crossbar (41), a first limiting upright (42) and a second limiting upright (43);

the two ends of the limiting transverse rod (41) are respectively fixedly connected with the first limiting vertical rod (42) and the second limiting vertical rod (43), the limiting transverse rod (41) is fixedly connected with the support (1), and the shielding plate (3) is located between the first limiting vertical rod (42) and the second limiting vertical rod (43).

3. A screening arrangement according to claim 1, c h a r a c t e r i z e d in that the screening plate (3) is provided with at least one of the limiting structures (4).

4. A screening arrangement according to claim 2, c h a r a c t e r i z e d in that the bracket (1) comprises a post (11), a first beam (12) and a second beam (13);

the first cross beam (12) and the second cross beam (13) are arranged in parallel, and two ends of the first cross beam and two ends of the second cross beam are respectively fixedly connected with the upright columns (11);

the limiting cross rod (41) is fixedly connected with the first cross beam (12) or the second cross beam (13).

5. A screening arrangement according to claim 1, c h a r a c t e r i z e d in that the number of screening plates (3) is plural and that a plurality of screening plates (3) are arranged in succession or at intervals.

6. A screening arrangement according to claim 1, c h a r a c t e r i z e d in that the screening plates (3) are coated with different colours.

7. A screening arrangement according to claim 1, characterized in that the screening plate (3) is rectangular in shape.

8. A screening arrangement according to claim 4, characterized in that it further comprises a base (5), and that one end of the upright (11) is fixedly connected to the base (5).

9. A screening arrangement according to claim 8, characterized in that it further comprises a connecting member (6), and that one end of the upright (11) is fixedly connected to the base (5) by means of the connecting member (6).