CN112436394A

CN112436394A - Marine box-type switch cabinet

Info

Publication number: CN112436394A
Application number: CN202011308461.7A
Authority: CN
Inventors: 何建平
Original assignee: Zhejiang Longcheng Power Equipment Co ltd
Current assignee: Zhejiang Longcheng Power Equipment Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-03-02

Abstract

The invention discloses a marine box-type switch cabinet, and particularly relates to the field of switch cabinets, which comprises a cabinet body and cabinet doors, wherein the cabinet doors are hinged with the cabinet body through hinges, a fixed frame is fixedly connected between the inner wall of the left side of the cabinet body and the top of the inner wall, a closed cavity is formed between the fixed frame and the inner wall of the cabinet body, the top of the inner cavity of the fixed frame is fixedly connected with a partition plate, the middle part of the inner cavity of the fixed frame is fixedly connected with a baffle plate, a first sleeve is embedded in the middle part of the partition plate, and the middle part of the inner cavity of. According to the invention, the first motor is arranged in the air box, so that the first motor can rotate to drive the fan blades on the two rotating shafts to rotate at the same time, the ventilation efficiency in the cabinet body can be accelerated, and meanwhile, the components in the cabinet body can be cooled, so that the interior of the switch cabinet can be prevented from being in a humid environment for a long time, and the service life of the electrical components can be effectively prolonged.

Description

Marine box-type switch cabinet

Technical Field

The invention relates to the technical field of switch cabinets, in particular to a marine box-type switch cabinet.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like.

For some offshore platforms, the switch cabinet is also indispensable, but in actual use, because the air humidity on the sea is big, the inside part of switch cabinet uses for a long time in humid environment, can cause the corruption to electrical components to lead to life to shortening greatly.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a marine box-type switch cabinet to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a marine box-type switch cabinet comprises a cabinet body and a cabinet door, wherein the cabinet door is hinged with the cabinet body through a hinge, a fixed frame is fixedly connected between the inner wall of the left side of the cabinet body and the top of the inner wall, a closed cavity is formed between the fixed frame and the inner wall of the cabinet body, the top of the inner cavity of the fixed frame is fixedly connected with a clapboard, a baffle is fixedly connected with the middle part of the inner cavity of the fixing frame, a first sleeve is embedded in the middle part of the baffle, and the connecting rod is arranged in the first sleeve in a penetrating way and is arranged in the baffle plate in a penetrating way, the surface and the bottom end of the connecting rod are both fixedly connected with a squeezing plate, sponge blocks are arranged between the upper squeezing plate and the baffle plate and between the lower squeezing plate and the bottom of the inner wall of the fixed frame, the top end of the connecting rod is rotatably connected with a first roller through a rotating shaft, and the left side of the top of the inner wall of the cabinet body is provided with a driving mechanism for driving the first roller to move;

the right side of the cabinet body is fixedly connected with an air box, a fixing plate is fixedly connected inside the air box, the surface of the fixing plate is rotatably connected with two rotating shafts which are distributed up and down through two bearings, fan blades are fixedly connected to the surface of the rotating shafts, and a power mechanism for rotating the fan blades is arranged inside the air box;

the fixed frame's right side fixed surface is connected with the chute board that two distribute around, two the inside sliding connection of chute board has two breakwaters that distribute from top to bottom, and two through dead lever fixed connection between the breakwater, the top fixedly connected with reset spring between the top of breakwater and the inner wall top of two chute boards, the below the bottom fixedly connected with bracing piece of breakwater, the bottom of bracing piece articulates through the pivot has the gyro wheel No. two, the bottom of the internal wall of cabinet is provided with the adjustment mechanism who is used for the breakwater to reciprocate.

Furthermore, power unit includes a motor of fixed mounting on bellows inner wall right side, the output shaft fixedly connected with driving gear of a motor, two the right-hand member fixedly connected with driven gear of axis of rotation, just the driving gear passes through the rack and is connected with two driven gear transmissions.

Further, actuating mechanism fixed mounting is at the left No. two motors in cabinet body inner wall top, the output shaft fixedly connected with cam of No. two motors, the surface of cam and the surface of gyro wheel are closely laminated.

Furthermore, a snap ring is fixedly sleeved at the top of the surface of the connecting rod, and a second reset spring sleeved on the surface of the connecting rod is fixedly connected between the snap ring and the partition plate.

Further, adjustment mechanism includes the backup pad of fixed connection in cabinet body inner wall bottom, sleeve No. two of left side fixedly connected with of backup pad, the threaded rod has been cup jointed to the one end that the backup pad was kept away from to sleeve No. two, telescopic one end fixedly connected with adjust knob is kept away from to the threaded rod No. two, just the threaded rod passes through the bearing and is connected with the left side rotation of the cabinet body, the surperficial threaded connection of threaded rod has the movable block, the top of movable block comprises two planes and an inclined plane, No. two gyro wheels overlap joint is on the plane of movable block top below.

Furthermore, the middle part of the surface of the threaded rod is fixedly sleeved with a baffle ring, the part of the surface of the threaded rod between the baffle ring and the second sleeve is a threaded surface, and the rest part of the surface of the threaded rod is a smooth surface.

Further, two vents are formed in the right side of the cabinet body and located inside the air box, a plurality of uniformly distributed ventilation holes are formed in the top and the bottom of the left side of the cabinet body, and a drain hole is formed in the left side of the cabinet body and located below the vents.

Further, the left side of the cabinet body and the opening part that is located the ventilation hole are provided with the filter screen, just the filter screen passes through the bolt and can dismantle with the cabinet body and be connected.

Furthermore, three rows of air holes are formed in the top and the bottom of the right side of the fixing frame and the side faces of the two water baffles, and the air holes in the surface of the fixing frame are communicated with the air holes in the surface of the two water baffles.

The invention has the technical effects and advantages that:

1. through the motor that sets up in the bellows for the rotation of a motor can drive two rotation epaxial flabellums simultaneously and rotate, can accelerate the ventilation efficiency of the internal portion of cabinet, can dispel the heat to the part of the internal portion of cabinet simultaneously, thereby can avoid the inside long-time moist environment that is in of cubical switchboard, effectual extension electrical components's life.

2. Through setting up No. two motors and cams, and cooperate No. two reset spring, can utilize the rotation of cam to drive a gyro wheel up-and-down reciprocating motion, thereby make two stripper plates extrude the sponge piece, thereby make on the sponge piece absorptive humidity be crowded into water and discharge from the wash port, thereby can utilize the sponge piece to absorb the moisture in the air, avoid the moisture to corrode electrical components, can discharge the moisture in the sponge piece simultaneously, thereby make the sponge piece can reuse.

3. Through setting up breakwater and threaded rod, the rotation that can utilize the threaded rod drives the movable block and removes, and cooperate reset spring's elasticity, it reciprocates to make the movable block drive No. two gyro wheels when removing, thereby make the breakwater reciprocate, when utilizing the bleeder vent on breakwater surface and the bleeder vent on fixed frame surface to communicate, ventilate, when the bleeder vent on rethread breakwater surface and the bleeder vent on fixed frame surface misplace, the breakwater can block the inside that the sponge piece rivers go into the cabinet body when the extrusion, thereby can ventilate and the drainage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

FIG. 3 is a side view of the splash plate of the present invention.

Fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

Fig. 5 is a partial structural schematic diagram of the present invention.

The reference signs are: 1. a cabinet body; 2. a cabinet door; 3. a fixing frame; 4. a partition plate; 5. a baffle plate; 6. a first sleeve; 7. a connecting rod; 8. a pressing plate; 9. a sponge block; 10. a first roller; 11. an air box; 12. a fixing plate; 13. a rotating shaft; 14. a fan blade; 15. a chute plate; 16. a water baffle; 17. fixing the rod; 18. a first return spring; 19. a support bar; 20. a second roller; 21. a first motor; 22. a driving gear; 23. a driven gear; 24. a gear rack; 25. a second motor; 26. a cam; 27. a snap ring; 28. a second return spring; 29. a support plate; 30. a second sleeve; 31. a threaded rod; 32. adjusting a knob; 33. a movable block; 34. a baffle ring; 35. a vent; 36. a vent hole; 37. a filter screen; 38. air holes are formed; 39. and (4) draining the water.

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.

As shown in attached figures 1-5, the offshore box type switch cabinet comprises a cabinet body 1 and a cabinet door 2, wherein the cabinet door 2 is hinged with the cabinet body 1 through a hinge, a fixed frame 3 is fixedly connected between the left inner wall and the top of the inner wall of the cabinet body 1, a closed cavity is formed between the fixed frame 3 and the inner wall of the cabinet body 1, a partition plate 4 is fixedly connected with the top of the inner cavity of the fixed frame 3, a baffle plate 5 is fixedly connected with the middle part of the inner cavity of the fixed frame 3, a sleeve 6 is embedded in the middle part of the partition plate 4, a connecting rod 7 is arranged in the sleeve 6 in a penetrating manner, the connecting rod 7 is arranged in the baffle plate 5 in a penetrating manner, extrusion plates 8 are fixedly connected to the surface and the bottom end of the connecting rod 7, sponge blocks 9 are arranged between the extrusion plates 8 and the baffle plate 5 above and between the extrusion plates 8 and, a driving mechanism for driving the first roller 10 to move is arranged on the left side of the top of the inner wall of the cabinet body 1;

an air box 11 is fixedly connected to the right side of the cabinet body 1, a fixing plate 12 is fixedly connected to the inside of the air box 11, two rotating shafts 13 which are distributed up and down are rotatably connected to the surface of the fixing plate 12 through two bearings, fan blades 14 are fixedly connected to the surface of the rotating shafts 13, and a power mechanism for rotating the fan blades 14 is arranged inside the air box 11;

the fixed sliding groove board 15 that distributes around two of the right side fixed surface of fixed frame 3 is connected with, the inside sliding connection of two sliding groove boards 15 has two breakwaters 16 that distribute from top to bottom, and through dead lever 17 fixed connection between two breakwaters 16, the surface setting of breakwater 16 closely laminates with the right side surface of fixed frame 3, fixedly connected with reset spring 18 between the top of the breakwater 16 of top and the inner wall top of two sliding groove boards 15, the bottom fixedly connected with bracing piece 19 of the breakwater 16 of below, the bottom of bracing piece 19 articulates through the pivot has gyro wheel 20 No. two, the bottom of the internal wall of cabinet 1 is provided with the adjustment mechanism who is used for breakwater 16 to reciprocate.

In a preferred embodiment, the power mechanism includes a first motor 21 fixedly installed on the right side of the inner wall of the air box 11, a driving gear 22 is fixedly connected to an output shaft of the first motor 21, a driven gear 23 is fixedly connected to the right ends of the two rotating shafts 13, and the driving gear 22 is in transmission connection with the two driven gears 23 through a gear rack 24, so that the fan blades 14 on the surfaces of the two rotating shafts 13 can be driven to rotate by the rotation of the first motor 21, thereby forming wind to dissipate heat inside the cabinet 1, and simultaneously increasing the ventilation efficiency inside the cabinet 1, and avoiding that the electric components inside the cabinet 1 are in a humid environment for a long time.

In a preferred embodiment, the driving mechanism is fixedly installed on the second motor 25 on the left side of the top of the inner wall of the cabinet 1, the output shaft of the second motor 25 is fixedly connected with the cam 26, the surface of the cam 26 is tightly attached to the surface of the first roller 10, so that the cam 26 can be driven to rotate by the rotation of the second motor 25, and the first roller 10 is driven to move by the shape of the cam 26 in the rotating process of the cam 26.

In a preferred embodiment, a snap ring 27 is fixedly sleeved at the top of the surface of the connecting rod 7, a second return spring 28 is fixedly connected between the snap ring 27 and the partition plate 4, and the second return spring 28 is sleeved on the surface of the connecting rod 7, so that the elasticity of the second return spring 28 can be utilized, the rotation of the cam 26 can drive the first roller 10 to reciprocate up and down, the two extrusion plates 8 can extrude the two sponge blocks 9, the moisture in the sponge blocks 9 is extruded, and the sponge blocks 9 can repeatedly absorb the moisture in the air.

In a preferred embodiment, adjustment mechanism includes the backup pad 29 of fixed connection in cabinet 1 inner wall bottom, sleeve 30 No. two of left side fixedly connected with of backup pad 29, threaded rod 31 has been cup jointed to the one end that backup pad 29 was kept away from to sleeve 30 No. two, threaded rod 31 keeps away from sleeve 30 one end fixedly connected with adjust knob 32 No. two, and threaded rod 31 passes through the bearing and is connected with the left side rotation of the cabinet body 1, threaded rod 31's surperficial threaded connection has movable block 33, the top of movable block 33 comprises two planes and an inclined plane, No. two gyro wheels 20 overlap joint is on the plane of movable block 33 top below, so that can utilize the rotation of threaded rod 31 to drive movable block 33 and remove, and utilize the inclined plane at movable block 33 top to promote No. two gyro wheels 20 and remove, thereby make breakwater 16 can block water.

In a preferred embodiment, a stop ring 34 is fixedly sleeved in the middle of the surface of the threaded rod 31, the portion of the surface of the threaded rod 31 between the stop ring 34 and the second sleeve 30 is a threaded surface, and the rest of the surface of the threaded rod 31 is a smooth surface, specifically, when the movable block 33 contacts with the stop ring 34, the second roller 20 overlaps with the plane below the top of the movable block 33, so that the stop ring 31 can be used for stopping the movable block 33, and the second roller 20 is prevented from sliding down from the movable block 33.

In a preferred embodiment, two ventilation openings 35 are opened on the right side of the cabinet 1 and inside the air box 11, a plurality of uniformly distributed ventilation holes 36 are opened on the top and the bottom of the left side of the cabinet 1, and a drain hole 39 is opened on the left side of the cabinet 1 below the ventilation openings 36, so that ventilation can be performed by using the ventilation openings 35 and the ventilation holes 36, and drainage is performed by using the drain hole 39.

In a preferred embodiment, a filter screen 37 is disposed at the opening of the ventilation hole 36 on the left side of the cabinet 1, and the filter screen 37 is detachably connected to the cabinet 1 through a bolt, so that the dust in the air can be blocked by the filter screen 37, and the accumulated dust can be cleaned by detaching the filter screen 37.

In a preferred embodiment, three rows of air holes 38 are formed in the top and bottom of the right side of the fixing frame 3 and the side surfaces of the two water baffles 16, and the air holes 38 on the surface of the fixing frame 3 are communicated with the air holes 38 on the surface of the two water baffles 16, so that when the air holes 38 on the surface of the water baffles 16 are communicated with the air holes 16 on the surface of the fixing frame 3, ventilation is performed, and when the air holes 38 on the surface of the water baffles 16 are staggered with the air holes 16 on the surface of the fixing frame 3, the water of the sponge block 9 can be blocked by the water of the water baffles 16 from flowing into the inside of the.

The working principle of the invention is as follows: when the air drying cabinet is used, through the operation of the first motor 21, the rotation of the driving gear 22 drives the two driven gears 23 to rotate, so as to drive the fan blades 14 on the surfaces of the two rotating shafts 13 to rotate, so as to generate wind, the wind enters the inside of the cabinet body 1 through the ventilation openings 35, so as to dissipate heat of electrical components inside the cabinet body 1, and simultaneously, the ventilation efficiency inside the cabinet body 1 is accelerated, at the moment, outside air enters through the ventilation holes 36 and is adsorbed by the sponge block 9, so as to absorb moisture in the air, so as to dry the air, after the sponge block 9 is accumulated for a period of time, the threaded rod 31 is driven to rotate through the rotation of the adjusting knob 32, the rotation of the threaded rod 31 drives the movable block 33 to move rightwards, and under the elastic action of the first return spring 18, the movable block 33 moves rightwards, so that the second roller 20 moves upwards, at the moment, the ventilation, then, the cam 26 is driven to rotate through the rotation of the second motor 25, and under the elastic action of the second reset spring 28, the rotation of the cam 26 drives the roller 10 to reciprocate up and down, so that the two extrusion plates 8 are driven to move up and down, and the two sponge blocks 9 are extruded, so that the moisture in the sponge blocks 9 is extruded, because the air holes 38 in the fixing frame 3 are blocked by the water baffle 16, the extruded water is discharged from the water discharge holes 39, the air generated by the fan blades 14 is matched again to rapidly dry the sponge blocks 9, so that the moisture in the sponge blocks 9 is removed, and the moisture can be reused.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a marine box cubical switchboard, includes the cabinet body (1) and cabinet door (2), cabinet door (2) are articulated its characterized in that through hinge and the cabinet body (1): the improved cabinet is characterized in that a fixed frame (3) is fixedly connected between the inner wall of the left side of the cabinet body (1) and the top of the inner wall, a sealed cavity is formed between the fixed frame (3) and the inner wall of the cabinet body (1), a baffle (4) is fixedly connected to the top of the inner cavity of the fixed frame (3), a baffle (5) is fixedly connected to the middle of the inner cavity of the fixed frame (3), a sleeve (6) is inlaid in the middle of the baffle (4), a connecting rod (7) is arranged in the sleeve (6) in a penetrating manner, the connecting rod (7) is arranged in the baffle (5) in a penetrating manner, extruding plates (8) are fixedly connected to the surface and the bottom of the connecting rod (7), sponge blocks (9) are arranged between the extruding plates (8) and the baffle (5) above and between the extruding plates (8) and the bottom of the inner walls of, the top end of the connecting rod (7) is rotatably connected with a first roller (10) through a rotating shaft, and a driving mechanism for driving the first roller (10) to move is arranged on the left side of the top of the inner wall of the cabinet body (1);

an air box (11) is fixedly connected to the right side of the cabinet body (1), a fixing plate (12) is fixedly connected to the inside of the air box (11), two rotating shafts (13) which are vertically distributed are rotatably connected to the surface of the fixing plate (12) through two bearings, fan blades (14) are fixedly connected to the surface of each rotating shaft (13), and a power mechanism for rotating the fan blades (14) is arranged inside the air box (11);

the fixed frame (3) right side fixed surface is connected with two sliding groove plates (15) that distribute around, two sliding groove plate (15)'s inside sliding connection has water eliminator (16) that distribute about two, and two through dead lever (17) fixed connection between water eliminator (16), the top fixedly connected with reset spring (18) between the top of water eliminator (16) and the inner wall top of two sliding groove plates (15), the below the bottom fixedly connected with bracing piece (19) of water eliminator (16), the bottom of bracing piece (19) articulates through the pivot has gyro wheel (20) No. two, the bottom of the cabinet body (1) inner wall is provided with the adjustment mechanism that is used for water eliminator (16) to reciprocate.

2. The offshore box type switch cabinet according to claim 1, characterized in that: the power mechanism comprises a first motor (21) fixedly mounted on the right side of the inner wall of the air box (11), an output shaft of the first motor (21) is fixedly connected with a driving gear (22) and two driven gears (23) fixedly connected with the right ends of the rotating shafts (13), and the driving gear (22) is in transmission connection with the two driven gears (23) through a gear rack (24).

3. The offshore box type switch cabinet according to claim 1, characterized in that: actuating mechanism fixed mounting is in the left No. two motor (25) in cabinet body (1) inner wall top, the output shaft fixedly connected with cam (26) of No. two motor (25), the surface of cam (26) is closely laminated with the surface of gyro wheel (10).

4. The offshore box type switch cabinet according to claim 1, characterized in that: the fixed cover in top on connecting rod (7) surface has connect snap ring (27), fixedly connected with cover is established No. two reset spring (28) on connecting rod (7) surface between snap ring (27) and baffle (4).

5. The offshore box type switch cabinet according to claim 1, characterized in that: adjustment mechanism includes backup pad (29) of fixed connection in the cabinet body (1) inner wall bottom, sleeve (30) No. two of left side fixedly connected with of backup pad (29), threaded rod (31) has been cup jointed to the one end that backup pad (29) were kept away from in sleeve (30) No. two, threaded rod (31) keep away from one end fixedly connected with adjust knob (32) of sleeve (30) No. two, just threaded rod (31) are rotated through the left side of bearing with the cabinet body (1) and are connected, the surperficial threaded connection of threaded rod (31) has movable block (33), the top of movable block (33) comprises two planes and an inclined plane, gyro wheel (20) overlap joint is on the plane of movable block (33) top below No. two.

6. An offshore box-type switchgear cabinet as claimed in claim 5, characterized in that: the middle part on threaded rod (31) surface is fixed to be cup jointed and is kept off ring (34), threaded rod (31) is the screw face from keeping off the part between ring (34) to No. two sleeve (30) on the surface, just threaded rod (31) other parts on the surface are the smooth surface.

7. The offshore box type switch cabinet according to claim 1, characterized in that: two vents (35) are opened on the right side of the cabinet body (1) and inside of the air box (11), a plurality of uniformly distributed ventilation holes (36) are opened on the left top and bottom of the cabinet body (1), and a drain hole (39) is opened below the vent (36) on the left side of the cabinet body (1).

8. An offshore box-type switchgear cabinet as claimed in claim 7, wherein: the left side of the cabinet body (1) and the opening part located in the ventilation hole (36) are provided with a filter screen (37), and the filter screen (37) is detachably connected with the cabinet body (1) through a bolt.

9. The offshore box type switch cabinet according to claim 1, characterized in that: three rows of air holes (38) are formed in the top and the bottom of the right side of the fixing frame (3) and the side faces of the two water baffles (16), and the air holes (38) in the surface of the fixing frame (3) are communicated with the air holes (38) in the surfaces of the two water baffles (16).