CN112399750A

CN112399750A - Electromagnetic interference resistance's outer protective structure of optical communication equipment

Info

Publication number: CN112399750A
Application number: CN202011290363.5A
Authority: CN
Inventors: 陈亮; 金尚忠; 徐时清; 张淑琴; 黄帅; 杨凯; 沈洋
Original assignee: China Jiliang University; China Jiliang University Shangyu Advanced Research Institute Co Ltd
Current assignee: China Jiliang University; China Jiliang University Shangyu Advanced Research Institute Co Ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-02-23

Abstract

The invention discloses an anti-electromagnetic interference optical communication equipment external protection structure which comprises a protection box, a first connecting gear, a second connecting gear, a first elastic spring, a second elastic spring, a driving motor and a filter body, wherein a groove is formed in the top of the protection box and is connected with a blocking cover through a positioning rod, the positioning rod is fixed at the bottom of the blocking cover, one end, far away from a supporting plate, of a first rack is meshed and connected with the first connecting gear, a first rotating shaft penetrates through the inside of the first connecting gear, a protection plate is arranged on an installation plate, fan blades are arranged on the outer walls of the first rotating rod and the second rotating rod, and the filter body is arranged inside the fixing piece. This anti electromagnetic interference's outer protective structure of optical communication equipment, the inside of mounting is provided with the filter body, like this in the communication box use, can guarantee the normal transmission of communication through the effective electromagnetic interference of shielding of filter body.

Description

Electromagnetic interference resistance's outer protective structure of optical communication equipment

Technical Field

The invention relates to the related technical field of optical communication, in particular to an electromagnetic interference prevention optical communication equipment outer protection structure.

Background

Optical communication equipment, which may also be referred to as optical communication equipment, is a communication system using light waves as transmission medium, generally has the characteristics of wide transmission frequency band and large communication capacity, and the communication systems are classified into many types, such as optical fiber communication, infrared communication, ultraviolet communication, and the like.

However, the existing indoor optical communication box still has some disadvantages when in use, such as:

1. the communication box is not provided with a protection structure, and is inconvenient to limit, so that the stability of the communication box is poor, and the communication box is easy to deviate when being collided by an external object, so that the use of the communication box is influenced to a certain extent;

2. the communication box is easy to receive electromagnetic interference in the using process, has no interference shielding function, can influence the transmission effect of optical signals, simultaneously reduces the normal use of the communication box, causes the practicability reduction of the communication box, and provides an electromagnetic interference resistant optical communication equipment outer protection structure so as to solve the problems.

Disclosure of Invention

The invention aims to provide an external protection structure of an anti-electromagnetic interference optical communication device, which solves the problems that the communication box in the prior market has no protection structure, is inconvenient to limit, causes poor stability of the communication box, is easy to deviate when being collided by an external object, has certain influence on the use of the communication box, is easy to be interfered by electromagnetic and has no interference shielding function, so that the transmission effect of optical communication is influenced, and simultaneously reduces the normal use of the communication box and causes the reduction of the practicability of the communication box.

In order to achieve the purpose, the invention provides the following technical scheme: an anti-electromagnetic interference optical communication equipment external protection structure comprises a protection box, a first connecting gear, a second connecting gear, a first elastic spring, a second elastic spring, a driving motor and a filter body, wherein the top of the protection box is provided with a groove, the groove is connected with a blocking cover through a positioning rod, the positioning rod is fixed at the bottom of the blocking cover, a placing plate is arranged inside the protection box, the bottom of the placing plate is connected with a supporting plate, the left side and the right side of the supporting plate are respectively provided with a first rack, one end of the first rack, far away from the supporting plate, is meshed with the first connecting gear, a first rotating shaft penetrates through the inside of the first connecting gear, the first rotating shaft is connected with a second rotating shaft through a first transmission belt, the outer wall of the second rotating shaft is provided with the second connecting gear, and the first elastic spring is arranged at the bottom of the supporting plate, and both sides all are provided with the fixture block around the backup pad, be connected with the mounting on the inner wall of protective housing, the second connecting gear is connected with the mounting panel through the second rack, and installs second elastic spring between mounting panel and the protective housing to both sides all are provided with the stopper around the mounting panel, the stopper is connected through draw-in groove and mounting, and the draw-in groove is seted up on the mounting, be provided with the guard plate on the mounting panel, driving motor bolt installation is in the rear side of protective housing, and driving motor's output and first bull stick are connected to first bull stick is connected through second driving belt and second bull stick, all install the flabellum on the outer wall of first bull stick and second bull stick, the internally mounted of mounting has the filter body.

Preferably, locating lever and fender lid formula structure as an organic whole, and the locating lever is at the bottom symmetric distribution of fender lid to the size of locating lever is identical with the size of the recess at protection box top.

Preferably, the placing plate and the supporting plate are connected by welding, the length of the placing plate is greater than that of the supporting plate, and the supporting plate forms a telescopic structure in the protective box through the first elastic spring.

Preferably, the first rotating shaft and the second rotating shaft are respectively connected with the fixing part through bearings, the first rotating shaft and the second rotating shaft are parallel to each other, and 2 rotating shafts are respectively arranged on the first rotating shaft and the second rotating shaft.

Preferably, the fixture block and the support plate are of an integrated structure, the fixture block and the fixing piece are connected in a sliding mode, and the connecting end of the fixture block and the connecting end of the fixing piece are T-shaped.

Preferably, all seted up the ventilation groove on mounting and the protective housing, and the internally mounted in ventilation groove has the dust screen to the ventilation groove is provided with 2 groups, and the connected mode of ventilation groove and dust screen is connected for the block simultaneously.

Preferably, the limiting block and the mounting plate are of an integral structure, the connecting mode of the limiting block and the clamping groove is sliding connection, and the connecting end structure of the limiting block and the clamping groove is the same as that of the clamping block and the fixing piece.

Preferably, the connection mode of guard plate and mounting panel is bolted connection, and the guard plate is provided with 2 to overlook of guard plate is "concave" font.

Preferably, the fan blades are respectively connected with the first rotating rod and the second rotating rod in a welding mode, the first rotating rod and the second rotating rod are parallel to each other, and intervals exist between the fan blades and the clamping grooves all the time.

Compared with the prior art, the invention has the beneficial effects that: the external protection structure of the optical communication equipment for preventing electromagnetic interference,

(1) the bottom of the placing plate is provided with a supporting plate, the left side and the right side of the supporting plate are provided with first racks, the first racks are meshed with the first connecting gear, and meanwhile, the bottom of the supporting plate is provided with a first elastic spring, so that when the communication box is placed on the placing plate, the supporting plate can be driven to descend, the first elastic spring is extruded and drives the first connecting gear to rotate, the second rotating shaft and the second connecting gear are driven to rotate together through a first transmission belt, the second racks and the mounting plate are driven to move together, the protection plate on the mounting plate is close to the communication box, the communication box is limited and fixed, the phenomenon that the communication box is displaced due to external force collision in the later use process is effectively prevented, and the normal operation of communication work is ensured;

(2) the filter bodies are arranged in the fixing piece, and 2 filter bodies are arranged in the fixing piece, so that in the using process of the communication box, the electromagnetic interference can be effectively shielded through the filter bodies, the normal transmission of communication is ensured, the use of other parts is not influenced, and the practicability of the protection box is improved;

(3) be provided with first bull stick and second bull stick, and all install the flabellum on the outer wall of first bull stick and second bull stick, and there is the interval all the time between flabellum and the draw-in groove, the ventilation groove has all been seted up on mounting and the protective housing simultaneously, the inside block in ventilation groove is connected with the dust screen, when communication box uses, can be through the rotation of first bull stick and second bull stick, it bloies to drive the flabellum to rotate, make the air current circulate in this protective housing inside, realize radiating effect to communication box, and under the effect of dust screen, can effectively reduce external impurity's entering, and then ensured the inside cleanliness of this protective housing.

Drawings

FIG. 1 is a schematic view of an overall main sectional structure of the present invention;

FIG. 2 is a schematic top view of the attachment of the mounting plate and fender of the present invention;

FIG. 3 is a schematic view of a top-down structure of the connection of the supporting plate and the clamping block of the present invention;

FIG. 4 is a schematic view of a left side sectional structure of the mounting plate and the limiting block in the invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 6 is a schematic bottom view of the positioning rod and the cover according to the present invention;

fig. 7 is a schematic view of the overall front view structure of the present invention.

In the figure: 1. a protective box; 2. a groove; 3. positioning a rod; 4. a blocking cover; 5. placing the plate; 6. a support plate; 7. a first rack; 8. a first connecting gear; 9. a first rotating shaft; 10. a first drive belt; 11. a second rotating shaft; 12. a second connecting gear; 13. a first elastic spring; 14. a clamping block; 15. a fixing member; 1501. a ventilation slot; 1502. a dust screen; 16. a second rack; 17. mounting a plate; 18. a second elastic spring; 19. a limiting block; 20. a card slot; 21. a protection plate; 22. a drive motor; 23. a first rotating lever; 24. a second drive belt; 25. a second rotating rod; 26. a fan blade; 27. a filter body.

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.

Referring to fig. 1-7, the present invention provides a technical solution: an anti-electromagnetic interference optical communication equipment external protection structure comprises a protection box 1, a groove 2, a positioning rod 3, a baffle cover 4, a placing plate 5, a supporting plate 6, a first rack 7, a first connecting gear 8, a first rotating shaft 9, a first transmission belt 10, a second rotating shaft 11, a second connecting gear 12, a first elastic spring 13, a clamping block 14, a fixing piece 15, a second rack 16, a mounting plate 17, a second elastic spring 18, a limiting block 19, a clamping groove 20, a protecting plate 21, a driving motor 22, a first rotating rod 23, a second transmission belt 24, a second rotating rod 25, a fan blade 26 and a filter body 27, wherein the groove 2 is formed in the top of the protection box 1, the groove 2 is connected with the baffle cover 4 through the positioning rod 3, the positioning rod 3 is fixed at the bottom of the baffle cover 4, the placing plate 5 is arranged in the protection box 1, and the bottom of the placing plate 5 is connected with the supporting plate 6, and the left and right sides of the supporting plate 6 are provided with first racks 7, one end of the first rack 7 far away from the supporting plate 6 is meshed with the first connecting gear 8, the first connecting gear 8 is penetrated with a first rotating shaft 9, the first rotating shaft 9 is connected with a second rotating shaft 11 through a first transmission belt 10, the outer wall of the second rotating shaft 11 is provided with a second connecting gear 12, a first elastic spring 13 is arranged at the bottom of the supporting plate 6, the front side and the back side of the supporting plate 6 are provided with clamping blocks 14, the inner wall of the protective box 1 is connected with a fixing piece 15, the second connecting gear 12 is connected with a mounting plate 17 through a second rack 16, a second elastic spring 18 is arranged between the mounting plate 17 and the protective box 1, the front side and the back side of the mounting plate 17 are provided with limiting blocks 19, the limiting blocks 19 are connected with the fixing piece 15 through clamping grooves 20, and the clamping grooves 20 are arranged, be provided with guard plate 21 on the mounting panel 17, driving motor 22 bolted mounting is in the rear side of guard box 1, and driving motor 22's output and first bull stick 23 are connected to first bull stick 23 is connected through second driving belt 24 and second bull stick 25, all installs flabellum 26 on the outer wall of first bull stick 23 and second bull stick 25, and the internally mounted of mounting 15 has filter body 27.

Locating lever 3 and fender lid 4 formula structure as an organic whole, and locating lever 3 is in the bottom symmetric distribution of fender lid 4 to the size of locating lever 3 is identical with the size of the recess 2 at 1 top of protective housing, can make locating lever 3 and keep off and cover more firm of being connected between 4, and through the butt joint installation of fender lid 4 and protective housing 1, can make the protection work of communication box more effective moreover, has further ensured the normal use of later stage communication box.

The connection mode of placing board 5 and backup pad 6 is the welding, and the length of placing board 5 is greater than the length of backup pad 6, and backup pad 6 constitutes extending structure in the inside of protective housing 1 through first elastic spring 13, when communication box is put on placing board 5 like this, it can drive backup pad 6 to descend together to place board 5 receives gravity, and extrude first elastic spring 13, when communication box takes away, under the effect of first elastic spring 13, be convenient for reset backup pad 6 and place board 5, make things convenient for the subsequent normal use of protective housing 1.

First pivot 9 and second pivot 11 are connected for the bearing with the connected mode of mounting 15 respectively, and are parallel to each other between first pivot 9 and the second pivot 11 to first pivot 9 and second pivot 11 are provided with 2 respectively, can make first pivot 9 and second pivot 11 more stable in the use, thereby has guaranteed the normal rotation operation of first pivot 9 and second pivot 11, effectively prevents the phenomenon that drops.

Fixture block 14 and backup pad 6 formula structure as an organic whole, and the connected mode of fixture block 14 and mounting 15 is sliding connection to the link of fixture block 14 and mounting 15 is "T" font, like this in backup pad 6 lift movement, can make more steady that backup pad 6 removed through the slip of fixture block 14, effectively prevent backup pad 6 the phenomenon of rocking from appearing, and then guarantee to place board 5 and drive communication box steady removal together.

All seted up ventilation groove 1501 on mounting 15 and the protective housing 1, and the internally mounted of ventilation groove 1501 has dust screen 1502, and ventilation groove 1501 is provided with 2 groups, ventilation groove 1501 and dust screen 1502's connected mode is connected for the block simultaneously, can make the better circulation of the inside air current of protective housing 1, thereby be convenient for carry out the radiating operation in the communication box use, effectively prevent communication box high temperature's phenomenon from appearing, communication box's normal use has further been guaranteed, simultaneously under dust screen 1502's effect, can effectively prevent the entering of external impurity, the inside cleanliness of protective housing 1 has been guaranteed, the later stage staff's of being convenient for clearance operation.

Stopper 19 and mounting panel 17 formula structure as an organic whole, and stopper 19 and draw-in groove 20's connected mode is sliding connection to the connected end structure of stopper 19 and draw-in groove 20 is the same with the connected end structure of fixture block 14 and mounting 15, is convenient for make mounting panel 17 more steady when removing like this, can drive guard plate 21 steady removal together through mounting panel 17, has further guaranteed the stability when this protective structure uses.

The connected mode of guard plate 21 and mounting panel 17 is bolted connection, and guard plate 21 is provided with 2, and overlook of guard plate 21 is "concave" font, through the removal of guard plate 21, can carry out the centre gripping spacingly to the communication box, thereby the phenomenon that the striking that receives external force appears shifting when effectively preventing the communication box from using, such design can be applicable to the communication box of equidimension not and use simultaneously, and can realize spacing fixed effect by oneself, make things convenient for staff's operation, this protective structure's flexibility has also been increased.

Flabellum 26 is the welding with the connected mode of first bull stick 23 and second bull stick 25 respectively, and be parallel to each other between first bull stick 23 and the second bull stick 25, and there is the interval all the time between flabellum 26 and the draw-in groove 20, when communication box uses like this, stability when having guaranteed first bull stick 23 and second bull stick 25 and using, simultaneously through the rotation of flabellum 26 on first bull stick 23 and the second bull stick 25, increase the inside air current circulation speed of protective housing 1, realize radiating effect to communication box, the availability factor of this protective structure has been improved.

The working principle of the embodiment is as follows: when the external protection structure of the electromagnetic interference resistant optical communication device is used, as shown in fig. 1 and 5, firstly, a worker installs the protection box 1 at a corresponding position, then places the communication box on the placing plate 5, and due to the connection between the bottom of the placing plate 5 and the supporting plate 6, when the placing plate 5 is subjected to the gravity of the communication box, the supporting plate 6 is driven to descend together, so as to extrude the first elastic spring 13, and simultaneously, the first racks 7 on the left and right sides of the supporting plate 6 descend together, and the first racks 7 are meshed with the first connecting gears 8, so as to drive the first connecting gears 8 and the first rotating shafts 9 on the left and right sides to rotate clockwise and counterclockwise respectively, then the first rotating shafts 9 drive the second rotating shafts 11 and the second connecting gears 12 to rotate through the first transmission belts 10, and since the second connecting gears 12 are connected with the mounting plate 17 through the second racks 16, therefore, the second rack 16 and the mounting plate 17 can be driven to move together, namely, the 2 mounting plates 17 on the left side and the right side move oppositely and approach each other, and in the moving process, as shown in fig. 2 and 4, the limiting blocks 19 on the front side and the rear side of the mounting plate 17 can slide along the clamping grooves 20 and stretch the second elastic spring 18 at the same time, so that the mounting plate 17 can drive the protection plate 21 to move stably, and the protection plate 21 is concave in overlook, so that the communication box can be clamped and fixed along with the continuous approach of the 2 protection plates 21, and the communication box is suitable for fixing operation of communication boxes with different sizes, further the stability of the communication box in later use is ensured, the phenomenon of displacement when the communication box is collided by external force is effectively prevented, and an effective protection effect is achieved on the communication box;

after the communication box is placed, as shown in fig. 6, a worker clamps and installs the positioning rod 3 at the bottom of the blocking cover 4 into the groove 2 on the protective box 1 to connect the blocking cover 4 and the protective box 1, so as to further ensure the protective effect of the communication box, as shown in fig. 3, when the communication box is used, the worker can open the filter body 27 inside the fixing

piece

15, and 2 filter bodies 27 are arranged, so that electromagnetic interference can be effectively shielded, normal operation of communication is ensured, the practicability of the protective box 1 is improved, and meanwhile, the normal use of other parts is not influenced;

meanwhile, the worker can start the driving motor 22, the driving motor 22 can drive the first rotating rod 23 to rotate, the first rotating rod 23 can drive the second rotating rod 25 to rotate together through the second transmission belt 24, and the first rotating rod 23 and the second rotating rod 25 are both provided with the fan blades 26, so that 2 groups of fan blades 26 can be driven to rotate together to blow air, so that the air flow in the protection box 1 can better circulate, and the effect of heat dissipation of the communication box is achieved, as shown in fig. 7, the protection box 1 and the fixing member 15 are both provided with the ventilation slots 1501, and the interior of the ventilation slots 1501 is clamped and connected with the dust screen 1502, so that the blown air flow flows out of the ventilation slots 1501, and under the effect of the dust screen, the external impurities can be effectively prevented from entering, the cleanliness in the protection box 1 is ensured, the cleaning work of the later-stage worker is facilitated, and the use efficiency of the protection box 1 is further improved, the above is the operation of the whole device, and the details not described in the present specification are the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an outer protective structure of electromagnetic interference resistance's optical communication equipment, includes protecting box (1), first connecting gear (8), second connecting gear (12), first elasticity spring (13), second elasticity spring (18), driving motor (22) and filter body (27), its characterized in that: the protective box is characterized in that a groove (2) is formed in the top of the protective box (1), the groove (2) is connected with a blocking cover (4) through a positioning rod (3), the positioning rod (3) is fixed to the bottom of the blocking cover (4), a placing plate (5) is arranged inside the protective box (1), the bottom of the placing plate (5) is connected with a supporting plate (6), first racks (7) are arranged on the left side and the right side of the supporting plate (6), one end, far away from the supporting plate (6), of each first rack (7) is meshed with a first connecting gear (8), a first rotating shaft (9) penetrates through the inside of each first connecting gear (8), the first rotating shaft (9) is connected with a second rotating shaft (11) through a first transmission belt (10), a second connecting gear (12) is installed on the outer wall of the second rotating shaft (11), and a first elastic spring (13) is installed at the bottom of the supporting plate (6), clamping blocks (14) are arranged on the front side and the rear side of the supporting plate (6), a fixing part (15) is connected to the inner wall of the protective box (1), the second connecting gear (12) is connected with a mounting plate (17) through a second rack (16), a second elastic spring (18) is arranged between the mounting plate (17) and the protective box (1), limiting blocks (19) are arranged on the front side and the rear side of the mounting plate (17), the limiting blocks (19) are connected with the fixing part (15) through clamping grooves (20), the clamping grooves (20) are formed in the fixing part (15), a protective plate (21) is arranged on the mounting plate (17), the driving motor (22) is mounted on the rear side of the protective box (1) through bolts, the output end of the driving motor (22) is connected with the first rotating rod (23), and the first rotating rod (23) is connected with the second rotating rod (25) through a second transmission belt (24), all install flabellum (26) on the outer wall of first bull stick (23) and second bull stick (25), the internally mounted of mounting (15) has wave filter body (27).

2. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the positioning rod (3) and the blocking cover (4) are of an integrated structure, the positioning rod (3) is symmetrically distributed at the bottom of the blocking cover (4), and the size of the positioning rod (3) is identical to that of the groove (2) at the top of the protective box (1).

3. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the placing plate (5) and the supporting plate (6) are connected in a welding mode, the length of the placing plate (5) is larger than that of the supporting plate (6), and the supporting plate (6) forms a telescopic structure in the protective box (1) through the first elastic spring (13).

4. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the first rotating shaft (9) and the second rotating shaft (11) are connected with the fixing piece (15) through bearings respectively, the first rotating shaft (9) and the second rotating shaft (11) are parallel to each other, and 2 rotating shafts are arranged on the first rotating shaft (9) and the second rotating shaft (11) respectively.

5. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the clamping block (14) and the supporting plate (6) are of an integrated structure, the clamping block (14) and the fixing piece (15) are connected in a sliding mode, and the connecting end of the clamping block (14) and the fixing piece (15) is T-shaped.

6. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: all seted up ventilation groove (1501) on mounting (15) and guard box (1), and the internally mounted of ventilation groove (1501) has dust screen (1502) to ventilation groove (1501) are provided with 2 groups, and the connected mode of ventilation groove (1501) and dust screen (1502) is connected for the block simultaneously.

7. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: stopper (19) and mounting panel (17) formula structure as an organic whole, and the connected mode of stopper (19) and draw-in groove (20) is sliding connection to the link structure of stopper (19) and draw-in groove (20) is the same with the link structure of fixture block (14) and mounting (15).

8. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the protection plate (21) and the mounting plate (17) are connected through bolts, 2 protection plates (21) are arranged, and the protection plates (21) are concave in overlook.

9. The external protective structure of an electromagnetic interference shielding optical communication device of claim 1, wherein: the fan blades (26) are respectively connected with the first rotating rod (23) and the second rotating rod (25) in a welding mode, the first rotating rod (23) and the second rotating rod (25) are parallel to each other, and intervals exist between the fan blades (26) and the clamping grooves (20) all the time.