CN113974383A

CN113974383A - Horizontal open air curtain cabinet with night curtain

Info

Publication number: CN113974383A
Application number: CN202111276157.3A
Authority: CN
Inventors: 海华; 毛志平
Original assignee: Zhejiang Xingxing Refrigeration Co Ltd
Current assignee: Zhejiang Xingxing Refrigeration Co Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-01-28
Anticipated expiration: 2041-10-29
Also published as: CN113974383B

Abstract

The invention discloses a horizontal open air curtain cabinet with a night curtain, which belongs to the technical field of air curtain cabinets and comprises a bottom box, wherein the edge of the bottom box is clamped with a connecting section, a cabinet body is clamped on the connecting section, a sealing edge section is clamped at the top of the cabinet body, an installation plate is fixedly installed on the inner wall of one side of the cabinet body, an air channel is formed between the installation plate and the inner wall of the cabinet body, an air deflector and a night curtain assembly are installed on the installation plate through bolts, a bottom plate is fixedly installed at the bottom of the installation plate, a net rack is placed on the bottom plate, and a wind deflector is installed between the bottom plate and the net rack. The wind channel is used for the cold wind circulation, and cold wind blows to the internal commodity of cabinet through the aviation baffle direction, and blocks the circulation through the deep bead, thereby form the air curtain at cabinet body top, at ordinary times when sales exhibition, the night curtain subassembly is packed up, and cabinet body top is opened, the show commodity of being convenient for, when the market is closed night, the cabinet body top and joint banding section bar are pulled out to the night curtain subassembly, thereby shelter from cabinet body open-top, reduce air conditioning and run off, reduce the power consumption, and it is internal to avoid debris to fall into the cabinet.

Description

Horizontal open air curtain cabinet with night curtain

Technical Field

The invention relates to the technical field of air curtain cabinets, in particular to a horizontal open air curtain cabinet with a night curtain.

Background

The air curtain cabinet is a refrigerated fresh-keeping show cupboard, is often used for the merchant in the trade ground and sells, and horizontal open air curtain cabinet's opening is located directly over the cabinet body, keeps fresh through cold wind air curtain, and the top of present horizontal air curtain cabinet is in normally open state, at the time quantum of not selling such as night, and open air curtain cabinet causes the energy consumption extravagant easily, and market staff has also got off duty off the duty night, and debris or mosquito are easily transferred into to air curtain cabinet content, unmanned clearance this moment, the commodity in the air curtain cabinet is polluted easily.

Disclosure of Invention

In view of the technical defects, the invention aims to provide a horizontal open air curtain cabinet with a night curtain.

In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides a horizontal open air curtain cabinet with a night curtain, which comprises a bottom box, wherein the edge of the bottom box is clamped with a connecting section, a cabinet body is clamped on the connecting section, the top of the cabinet body is clamped with an edge sealing section, an installation plate is fixedly installed on the inner wall of one side of the cabinet body, an air channel is formed between the installation plate and the inner wall of the cabinet body, an air deflector and the night curtain assembly are installed on the installation plate through bolts, a bottom plate is fixedly installed at the bottom of the installation plate, a net rack is placed on the bottom plate, and an air deflector is installed between the bottom plate and the net rack.

In an embodiment of the present invention, a plurality of universal wheels are fixedly installed at the bottom of the bottom box, an evaporator is fixedly installed in the air duct at the bottom of the bottom plate, a fan is installed at the bottom of the cabinet body near one side of the air deflector, the fan is located in the air duct, and a plurality of air curtain holes are opened on the installation plate at the bottom of the air deflector.

In a preferred embodiment, a compressor and a condenser are fixedly installed in the bottom box, and the evaporator is connected with the compressor and the condenser through pipelines.

An embodiment of preferred, the connecting profile includes the attaching plate, the top surface edge of the end box is closely laminated to the attaching plate, the top integrated into one piece of attaching plate is equipped with the picture peg, the joint cabinet body between the picture peg, the bottom integrated into one piece of attaching plate is equipped with a plurality of fastening claws, fastening claw joint end box.

In a preferred embodiment, the cabinet body comprises two outer plates, the outer plates are in a square frame structure, heat insulation cotton is fixedly filled between the outer plates, and sealing heads are fixedly bonded between the top inner walls and the bottom inner walls of the outer plates through sealing glue.

An embodiment of preferred, the banding section bar includes the cavity ring, the top of the secret laminating cabinet body of cavity ring, the lateral wall bottom fixed mounting cardboard of cavity ring, the lateral wall of the cabinet body of cardboard joint, one side inner wall that the mounting panel was kept away from to the cavity ring is opened there is the mount table, through bolt installation separation blade in the mount table, form the hanging groove between the inner wall of separation blade top and mount table.

An embodiment of preferred, night curtain subassembly includes the receiver, the receiver passes through bolt fixed mounting on the inner wall of mounting panel, the equal fixed mounting engaging lug of both sides inner wall of receiver, rotate installation rolling axle between the engaging lug, and install the clockwork spring wind spring between rolling axle and engaging lug, the both ends of rolling axle are all fixed and are cup jointed the spacing ring, the epaxial winding of rolling between the spacing ring has the curtain body, the one end fixed mounting that rolling axle was kept away from to the curtain body is bordured, pass through the mounting screw pull ring on the bordure, the bottom integrated into one piece of pull ring is equipped with the link plate, the spacing ring is kept away from mutually and is installed reduction gears on the rolling axle of one side.

An embodiment of preferred, the link plate is L type structure, the fixed label that is equipped with in one side that the link plate was kept away from to the pull ring, reduction gears includes the fixed plate, the receiver inner wall fixed mounting fixed plate of one side that the spacing ring kept away from mutually, the double-screw bolt is cup jointed in the rotation between the roof of fixed plate and receiver, the one end of double-screw bolt run through the fixed plate and with the installation matched with bevel gear group between the rolling axle, cup joint the slide through helicitic texture on the double-screw bolt, the slide is close to one side slip cup joint the guide bar of spacing ring, the guide bar is close to the one end fixed mounting friction disc of spacing ring, cup joint the spring on the guide bar between friction disc and the slide.

In a preferred embodiment, the spring is always in a compressed state, a stop ring is fixedly mounted at one end of the guide rod, which is far away from the friction plate, and the friction plate is opposite to the circumferential outer wall of the limiting ring.

In an embodiment of the invention, the top of the air deflector is fixedly provided with a limiting plate, the bottom plate is fixedly provided with a plurality of vertical rods, the vertical rods penetrate through meshes of the net rack and are bound with the air deflector through a binding belt, and the bottom of the air deflector is provided with a plurality of slots for clamping the net rack.

The invention has the beneficial effects that:

1. when a shopping mall is closed at night, the pull ring pulls the wrapping edge, so that the curtain body is pulled out from the winding shaft, then the hanging plate is clamped with the blocking piece, the curtain body is fixed, and the purpose of quickly blocking an opening at the top of the cabinet body is achieved;

2. when a market is in business, the hanging plate is pulled away from the blocking piece, the pull ring is loosened, the rolling shaft is wound on the curtain body under the action of the spiral spring coil spring, the sliding plate moves downwards, the friction plate gradually approaches the limiting ring, when the friction plate contacts the limiting ring, the friction force is increased, the rolling shaft is decelerated, the friction force is increased when the curtain body is rolled more, the stable closing of the curtain body is realized, the collision between the pull ring and the storage box is avoided, and the use is convenient;

3. the bottom plate is fixedly provided with a plurality of vertical rods, the vertical rods penetrate through meshes of the net racks and are bound with the wind shield through the binding belts, a plurality of slots for clamping the net racks are formed in the bottom of the wind shield, the wind shield is convenient to fix, the air duct is used for cold air circulation, cold air is guided by the wind shield to blow to commodities in the cabinet body and is blocked by the wind shield to circulate, so that an air curtain is formed at the top of the cabinet body, refrigeration is stable, and air curtain loss is reduced;

4. the cabinet body is connected with the bottom box through the connecting section bar, the installation is convenient, and the edge sealing section bar at the top of the cabinet body is convenient for being clamped by the hanging plates, so that the curtain body is quickly fixed.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a horizontal open air curtain cabinet with a night curtain according to an embodiment of the present invention.

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

Fig. 4 is a schematic structural view of the night curtain assembly of the present invention.

Fig. 5 is a schematic structural view of the speed reducing mechanism of the present invention.

Fig. 6 is a schematic view of the structure of the wind deflector of the present invention.

FIG. 7 is a schematic view of the retracted night shade assembly of the present invention.

FIG. 8 is an enlarged view of the structure of FIG. 7 at C according to the present invention.

Description of reference numerals: 1. a bottom box; 2. connecting the profiles; 21. attaching a plate; 22. inserting plates; 23. a fastening claw; 3. a cabinet body; 31. an outer plate; 32. heat insulation cotton; 33. sealing the end; 4. edge sealing the section bar; 41. a hollow ring; 42. clamping a plate; 43. an installation table; 5. mounting a plate; 6. an air duct; 7. an air deflector; 8. a night curtain assembly; 81. a storage box; 82. connecting lugs; 83. a winding shaft; 84. a curtain body; 85. edge covering; 86. a pull ring; 87. hanging the plate; 88. a limiting ring; 89. a speed reduction mechanism; 891. a bevel gear set; 892. a fixing plate; 893. a stud; 894. a friction plate; 895. a spring; 896. a guide bar; 897. a slide plate; 9. a base plate; 10. a net frame; 11. a wind deflector; 12. an evaporator; 13. a fan; 14. a baffle plate; 15. hanging a groove; 16. erecting a rod; 17. a slot; 18. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Example (b): as shown in fig. 1 to 8, the invention provides a horizontal open air curtain cabinet with a night curtain, which comprises a bottom box 1, a connecting section bar 2 is clamped at the edge of the bottom box 1, a cabinet body 3 is clamped on the connecting section bar 2, a sealing edge section bar 4 is clamped at the top of the cabinet body 3, a mounting plate 5 is fixedly mounted on the inner wall of one side of the cabinet body 3, an air duct 6 is formed between the mounting plate 5 and the inner wall of the cabinet body 3, an air deflector 7 and a night curtain component 8 are mounted on the mounting plate 5 through bolts, a bottom plate 9 is fixedly mounted at the bottom of the mounting plate 5, a net rack 10 is placed on the bottom plate 9, and an air deflector 11 is mounted between the bottom plate 9 and the net rack 10. Wind channel 6 is used for the cold wind circulation, cold wind blows to the commodity of the internal 3 of cabinet through 7 directions of aviation baffle, and block the circulation through deep bead 11, thereby form the wind curtain at 3 tops of the cabinet body, at ordinary times when the sales exhibition, night curtain subassembly 8 is packed up, 3 tops of the cabinet body are opened, be convenient for show commodity, when the market is closed at night, night curtain subassembly 8 pulls out 3 tops of the cabinet body and joint banding section bar 4, thereby shelter from 3 open-tops of the cabinet body, reduce the air conditioning and run off, reduce the power consumption, and avoid debris to fall into in the cabinet body 3.

A plurality of universal wheels of bottom fixed mounting of under casing 1, fixed mounting evaporimeter 12 in the wind channel 6 of bottom plate 9 bottom, the cabinet body 3 is close to the bottom installation fan 13 of 7 one sides of aviation baffle, fan 13 is located wind channel 6, it has a plurality of air curtain holes to open on the mounting panel 5 of 7 bottoms of aviation baffle, fixed mounting has compressor and condenser in the under casing 1, evaporimeter 12 passes through the pipe connection with compressor and condenser, evaporimeter 12, compressor and condenser are the same with current refrigeration plant principle, form cold air behind the evaporimeter 12 and the internal air heat transfer of cabinet, fan 13 blows in the cabinet body 3 with cold air along wind channel 6 and air curtain hole.

Connecting profile 2 includes attaching plate 21, attaching plate 21 closely laminates the top surface edge of under casing 1, attaching plate 21's top integrated into one piece is equipped with picture peg 22, the joint cabinet body 3 between picture peg 22, attaching plate 21's bottom integrated into one piece is equipped with a plurality of fastening claws 23, fastening claw 23 joint under casing 1, the cabinet body 3 includes two planking 31, planking 31 is square frame dress structure, fixed packing is thermal-insulated cotton 32 between planking 31, through sealed fixed bonding head 33 of gluing between planking 31's top and bottom inner wall, then the filler in the fastening claw 23 joint under casing 1 of connecting profile 2 bottoms, top picture peg 22 joint cabinet body 3, it is convenient to install, thermal-insulated cotton 32 improvement heat preservation effect in the cabinet body 3.

The edge sealing section bar 4 comprises a hollow ring 41, the hollow ring 41 is closely attached to the top of the cabinet body 3, a clamping plate 42 is fixedly installed at the bottom of the side wall of the hollow ring 41, the clamping plate 42 is clamped with the side wall of the cabinet body 3, an installation table 43 is arranged on the inner wall of one side, far away from the installation plate 5, of the hollow ring 41, a separation blade 14 is installed in the installation table 43 through a bolt, a hanging groove 15 is formed between the top of the separation blade 14 and the inner wall of the installation table 43, a hanging plate 87 on the night curtain component 8 can be clamped into the hanging groove 15 after being pulled out, the separation blade 14 is clamped with the hanging plate 87 in an L-shaped structure, and the curtain body 84 is fixed.

Further, the night curtain assembly 8 comprises a storage box 81, the storage box 81 is fixedly installed on the inner wall of the installation plate 5 through bolts, connection lugs 82 are fixedly installed on the inner walls of two sides of the storage box 81, a winding shaft 83 is rotatably installed between the connection lugs 82, a spiral spring coil spring is installed between the winding shaft 83 and the connection lugs 82, limiting rings 88 are fixedly sleeved at two ends of the winding shaft 83, a curtain body 84 is wound on the winding shaft 83 between the limiting rings 88, a covered edge 85 is fixedly installed at one end of the curtain body 84 far away from the winding shaft 83, a pull ring 86 is installed on the covered edge 85 through a screw, a hanging plate 87 is integrally formed at the bottom of the pull ring 86, a speed reducing mechanism 89 is installed on the winding shaft 83 far away from one side of the limiting rings 88, the covered edge 85 is pulled through the pull ring 86, the curtain body 84 is pulled out from the winding shaft 83, then the hanging plate 87 is clamped with the baffle 14, the fixation of the curtain body 84 is realized, and the purpose of quickly shielding the top opening of the cabinet body 3 is realized, when the curtain body 84 is pulled out, the speed reducing mechanism 89 is separated from the limiting ring 88, so that the curtain body 84 can be pulled out quickly, when the hanging plate 87 is pulled away from the baffle 14, the pull ring 86 is loosened, the spiral spring coil spring drives the winding shaft 83 to rotate, the curtain body 84 is wound on the winding shaft 83, initially, the speed reducing mechanism 89 is kept separated from the limiting ring 88, so that the curtain body 84 can be wound quickly, after the curtain body 84 is wound for the most part, the speed reducing mechanism 89 contacts the limiting ring 88, so that the winding shaft 83 is reduced, the curtain body 84 is finally closed stably, and the situation that the pull ring 86 collides with the storage box 81 is avoided.

The hanging plate 87 is of an L-shaped structure, a label is fixedly arranged on one side, away from the hanging plate 87, of the pull ring 86, the speed reducing mechanism 89 comprises a fixing plate 892, the fixing plate 892 is fixedly arranged on the inner wall of the storage box 81 on the side, away from the limiting ring 88, of the storage box 81, a stud 893 is rotatably sleeved between the fixing plate 892 and the top plate of the storage box 81, one end of the stud 893 penetrates through the fixing plate 892 and is provided with a bevel gear set 891 matched with the winding shaft 83, a sliding plate 897 is sleeved on the stud 893 through a threaded structure, one side, close to the limiting ring 88, of the sliding plate 897 is slidably sleeved with a guide rod 896, one end, close to the limiting ring 88, of the guide rod 896 is fixedly provided with a friction plate 894, a spring 895 is sleeved on the guide rod 896 between the friction plate 894 and the sliding plate 897, the spring 895 is always in a compressed state, a retaining ring is fixedly arranged on one end, far away from the guide rod 894, the friction plate 894 is over against the circumferential outer wall of the limiting ring 88, when the winding shaft 83 rotates, the stud 891 is driven to rotate, the screw 893 drives the slide plate 897 to lift through a threaded structure, when the curtain 84 is pulled out, the slide plate 897 is far away from the limit ring 88, the friction plate 894 is far away from the limit ring 88, the curtain 84 is pulled out fast, when the curtain 84 is rolled up, the slide plate 897 moves down, the friction plate 894 is close to the limit ring 88 gradually, when the friction plate 894 contacts the limit ring 88, the friction force is increased, the rolling shaft 83 is decelerated, the rolling of the curtain 84 is more, the friction force is larger, and the stable ending of the curtain 84 is realized.

The top fixed mounting of aviation baffle 7 has limiting plate 18, blocks link plate 87 through limiting plate 18, avoids pull ring 86 to be pulled into receiver 81, a plurality of pole settings 16 of fixed mounting on the bottom plate 9, and pole setting 16 runs through the mesh of rack 10 and connects deep bead 11 through the ribbon ligature, and open the bottom of deep bead 11 has the slot 17 of a plurality of joint rack 10, the fixing of deep bead 11 of being convenient for.

When the cold wind shielding type cold wind shielding cabinet is used, the wind channel 6 is used for cold wind circulation, cold wind is guided by the wind deflector 7 to blow to commodities in the cabinet body 3 and is blocked by the wind shielding plate 11 to circulate, so that a wind curtain is formed at the top of the cabinet body 3, when a market is closed at night, the pull ring 86 pulls the wrapping edge 85, so that the curtain body 84 is pulled out from the winding shaft 83, then the hanging plate 87 is clamped with the blocking plate 14, the curtain body 84 is fixed, the purpose of quickly shielding the top opening of the cabinet body 3 is achieved, when the winding shaft 83 rotates, the screw 893 is driven by the bevel gear set 891 to rotate, the screw 893 drives the sliding plate 897 to lift through the thread structure, when the curtain body 84 is pulled out, the sliding plate 897 is far away from the blocking ring 88, the friction plate 894 is far away from the blocking ring 88, so that the curtain body 84 is pulled out quickly, when the market is in business, the hanging plate 87 is pulled away from the blocking plate 14, the pull ring 86 is loosened, when the winding shaft 83 winds the curtain body 84 under the action of the spring, and the sliding plate 897 moves down, friction piece 894 is close to stop collar 88 gradually, and when friction piece 894 contacted stop collar 88, increase frictional force for rolling axle 83 slows down, and curtain 84 rolling is more, and frictional force is big more, realizes curtain 84's stable ending, avoids pull ring 86 and receiver 81 to produce the collision.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a horizontal open air curtain cabinet with night curtain, includes under casing (1), its characterized in that: the edge joint connecting section bar (2) of under casing (1), joint cabinet body (3) on connecting section bar (2), top joint banding section bar (4) of the cabinet body (3), one side inner wall fixed mounting panel (5) of the cabinet body (3), form wind channel (6) between the inner wall of mounting panel (5) and the cabinet body (3), pass through bolt installation aviation baffle (7) and night curtain subassembly (8) on mounting panel (5), bottom fixed mounting bottom plate (9) of mounting panel (5), place rack (10) on bottom plate (9), install deep bead (11) between bottom plate (9) and rack (10).

2. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: the air-conditioning cabinet is characterized in that a plurality of universal wheels are fixedly mounted at the bottom of the bottom box (1), an evaporator (12) is fixedly mounted in the air duct (6) at the bottom of the bottom plate (9), a fan (13) is mounted at the bottom of the cabinet body (3) close to one side of the air deflector (7), the fan (13) is located in the air duct (6), and a plurality of air curtain holes are formed in the mounting plate (5) at the bottom of the air deflector (7).

3. The horizontal open air curtain cabinet with the night curtain as claimed in claim 2, wherein: a compressor and a condenser are fixedly installed in the bottom box (1), and the evaporator (12) is connected with the compressor and the condenser through pipelines.

4. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: connecting section bar (2) are including attaching plate (21), the top surface edge of attaching closely under casing (1) attaching plate (21), the top integrated into one piece of attaching plate (21) is equipped with picture peg (22), the joint cabinet body (3) between picture peg (22), the bottom integrated into one piece of attaching plate (21) is equipped with a plurality of fastening claws (23), fastening claw (23) joint under casing (1).

5. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: the cabinet body (3) includes two planking (31), planking (31) are the square frame dress structure, fixed packing heat-insulating cotton (32) between planking (31), through sealed glue fixed bonding head (33) between the top of planking (31) and bottom inner wall.

6. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: banding section bar (4) are including cavity ring (41), the top of the secret laminating cabinet body (3) of cavity ring (41), lateral wall bottom fixed mounting cardboard (42) of cavity ring (41), the lateral wall of the cabinet body (3) of cardboard (42) joint, one side inner wall that mounting panel (5) were kept away from in cavity ring (41) is opened there is mount table (43), through bolt installation separation blade (14) in mount table (43), form between the inner wall of separation blade (14) top and mount table (43) and hang groove (15).

7. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: the night curtain component (8) comprises a storage box (81), the storage box (81) is fixedly arranged on the inner wall of the mounting plate (5) through bolts, the inner walls of the two sides of the storage box (81) are fixedly provided with connecting lugs (82), a winding shaft (83) is rotatably arranged between the connecting lugs (82), a clockwork spring is arranged between the winding shaft (83) and the connecting lug (82), two ends of the winding shaft (83) are fixedly sleeved with a limiting ring (88), a curtain body (84) is wound on the winding shaft (83) between the limiting rings (88), one end of the curtain body (84) far away from the winding shaft (83) is fixedly provided with a wrapping edge (85), a pull ring (86) is arranged on the edge covering (85) through a screw, a hanging plate (87) is integrally formed at the bottom of the pull ring (86), and a reduction mechanism (89) is arranged on the winding shaft (83) at one side, far away from the limiting ring (88).

8. The horizontal open air curtain cabinet with the night curtain as claimed in claim 7, wherein: the hanging plate (87) is of an L-shaped structure, a label is fixedly arranged on one side of the pull ring (86) far away from the hanging plate (87), the speed reducing mechanism (89) comprises a fixing plate (892), the fixing plate (892) is fixedly installed on the inner wall of the storage box (81) at one side, far away from the limiting ring (88), a stud (893) is rotatably sleeved between the fixing plate (892) and the top plate of the storage box (81), one end of the stud (893) penetrates through the fixing plate (892) and is provided with a bevel gear set (891) matched with the winding shaft (83), the stud (893) is sleeved with a sliding plate (897) through a thread structure, one side of the sliding plate (897) close to the limit ring (88) is sleeved with a guide rod (896) in a sliding way, one end of the guide rod (896) close to the limit ring (88) is fixedly provided with a friction plate (894), and a spring (895) is sleeved on a guide rod (896) between the friction plate (894) and the sliding plate (897).

9. The horizontal open air curtain cabinet with the night curtain of claim 8, wherein: spring (895) are in compression state all the time, guide bar (896) keep away from the one end fixed mounting stop ring of friction disc (894), friction disc (894) are just to the circumference outer wall of spacing ring (88).

10. The horizontal open air curtain cabinet with the night curtain as claimed in claim 1, wherein: the top fixed mounting of aviation baffle (7) has limiting plate (18), a plurality of pole settings (16) of fixed mounting on bottom plate (9), pole setting (16) run through the mesh of rack (10) and through the ribbon ligature deep bead (11), open the bottom of deep bead (11) has slot (17) of a plurality of joint rack (10).