CN214755122U

CN214755122U - Armored movable alternating current metal-enclosed switchgear

Info

Publication number: CN214755122U
Application number: CN202120896021.1U
Authority: CN
Inventors: 黄尤旭; 黄朋举; 陶丛军; 朱丽
Original assignee: Hangzhou Zyun Electrical Equipment Co ltd
Current assignee: Hangzhou Zyun Electrical Equipment Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-16
Anticipated expiration: 2031-04-28

Abstract

The utility model provides an armor formula of moving away exchanges metal-enclosed switchgear, the power distribution box comprises a box body, the top fixed mounting of box has shelters from the device, the logical inslot fixed mounting at the inner wall top of box has the exhaust fan, elevating gear is installed to the inside bottom of box, elevating gear's top fixed mounting has the board of shelving of seting up the through-hole, the top fixed mounting who shelves the board has switchgear, the vent has all been seted up to the bottom of box both sides, the bottom fixed mounting of box has the base. The utility model discloses can carry out the shock attenuation to the box to switchgear ventilation cooling, can adjust the height of inside switchgear simultaneously, prevent that switchgear from placing for a long time and making moist bottom half.

Description

Armored movable alternating current metal-enclosed switchgear

Technical Field

The utility model relates to a switchgear technical field, concretely relates to armor formula of removing exchanges metal-enclosed switchgear.

Background

The switch equipment is an electric equipment, the exterior line of the switch cabinet firstly enters into a main control switch in the cabinet, then enters into a branch control switch, each branch circuit is arranged according to the need, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors, and the like, some switch cabinets are also provided with a high-voltage chamber and a low-voltage chamber, high-voltage buses are arranged, such as a power plant, and the like, some switch cabinets are also provided with low-frequency load shedding for protecting the main equipment, the main function of the switch equipment is to open, close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of a 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, the switch cabinet can be divided into a movable switch cabinet and a fixed switch cabinet by the installation mode of the circuit breaker, or according to the structure of the cabinet body, can be divided into an open switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades, and the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like are mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, factories and mining enterprises, residential districts, high-rise buildings and the like.

Switchgear often is confined when moving, need dispel the heat, and it is higher to prevent effectively that the internal temperature of cabinet from being higher, causes the harm to switchgear, and current switchgear radiating effect is unsatisfactory to do not have good shock-absorbing function, can't effectively protect equipment, and switchgear fixed mounting is in the bottom, highly can not adjust, places for a long time and is heavier in cabinet body bottom moisture, causes switchgear to damage easily. Therefore, the utility model provides an armor withdraws formula and exchanges metal-enclosed switchgear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an armor withdraws formula and exchanges metal-enclosed switchgear to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides an armored movable type AC metal-enclosed switchgear, which comprises a box body, wherein the top of the box body is fixedly provided with a shielding device, an exhaust fan is fixedly arranged in a through groove at the top of the inner wall of the box body, the inner bottom end of the box body is provided with a lifting device, the lifting device comprises a top plate, a movable frame and a bottom frame, two side walls of the top plate and the bottom frame are respectively provided with a sliding groove, two side walls of the top plate are respectively provided with a first fixed hole, the middle of the movable frame is connected through a first cross rod, one end of the bottom frame is internally provided with a second cross rod, the bottom end of the movable frame is movably connected with the bottom frame through a third cross rod, the middle part of the third cross rod is provided with a connecting block, the side wall of the connecting block is provided with a screw hole, one end of the bottom frame is provided with a fixed sleeve, the fixed sleeve is internally provided with a screw rod connected with the screw hole, the other end of the screw rod is connected with the motor, a shelving plate provided with a through hole is fixedly mounted at the top end of the lifting device, switch equipment is fixedly mounted at the top of the shelving plate, ventilation openings are formed in the bottoms of two sides of the box body, and a base is fixedly mounted at the bottom of the box body.

Further, the utility model discloses an among the technical scheme, the bull stick is all installed at third horizontal pole both ends, the second retainer plate is installed to bull stick one end, the retaining ring is installed on the adjustable shelf top, first retainer plate is installed to retaining ring one side.

Further, the utility model discloses an among the technical scheme, the adjustable shelf is installed between roof and chassis, the activity sets up between adjustable shelf and the roof, the adjustable shelf pass through the third horizontal pole with spout swing joint.

Further, the utility model discloses an among the technical scheme, shelter from the device and include the shielding plate, the top fixed connection of support frame and box is all passed through to the both sides of shielding plate bottom.

Further, the utility model discloses an among the technical scheme, the both sides of base inner wall all set up slide mechanism, are connected with the bottom plate between two slide mechanism, and the top fixed mounting of bottom plate has two and base inner wall fixed connection's buffer spring, and the bottom of bottom plate is passed the base and is extended to its outside and fixed mounting has the supporting leg.

Further, the utility model discloses an among the technical scheme, slide mechanism includes the connecting plate, and the bottom fixed mounting of connecting plate has the movable block at the top of bottom plate, one side fixed mounting of connecting plate, and the shifting chute that supplies movable block sliding connection is all seted up to the both sides of base inner wall.

Further, the utility model discloses an among the technical scheme, the fixed position that the both sides of box correspond the vent has the sieve, and the sieve passes through screw threaded connection on the side of box.

Further, the utility model discloses an among the technical scheme, there is the chamber door positive through hinge swing joint of box, there is the handle positive right side of chamber door through screw thread connection.

Further, in the technical scheme disclosed in the utility model, a plurality of wind holes have been seted up to the roof.

The utility model has the advantages that:

1. the utility model discloses the bottom of box obtains the support of base, and there is the bottom plate inside of base through slide mechanism sliding connection, and the top of bottom plate can carry out the shock attenuation to the base under buffer spring's support, effectively reduces rocking from top to bottom of base and box, has played certain guard action to switchgear.

2. The utility model discloses a steam discharge in the exhaust fan will the box for the interior production low pressure of box, outside air can get into the box through the vent under the effect of pressure in, pass behind wind hole and the through-hole shelve board top dispersion and flow, with the switchgear contact, is discharged by the exhaust fan after the absorption heat again, and the circulating air current can effectively dispel the heat to the switchgear body, avoids the harm of high temperature to switchgear.

3. The utility model discloses an at the bottom installation elevating gear of box, can adjust switchgear's height through elevating gear, rise switchgear through elevating gear after the installation is accomplished, prevent that switchgear from being heavy and causing switchgear's damage in bottom half moisture for a long time, simultaneously, can fall the convenient maintenance of switchgear through elevating gear when needing to overhaul.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the case of the present invention;

FIG. 3 is a schematic view of the base structure of the present invention;

FIG. 4 is a schematic diagram of the structure of the shelf board of the present invention;

FIG. 5 is a schematic view of the lifting device of the present invention;

fig. 6 is an exploded view of the lifting device of the present invention;

FIG. 7 is a schematic view of the connection between the screw rod and the screw hole of the present invention;

fig. 8 is a schematic view illustrating the connection between the first fixing ring and the retainer ring according to the present invention;

fig. 9 is a schematic view of the connection between the rotating rod and the second fixing ring of the present invention;

fig. 10 is a schematic view of the top plate structure.

The device comprises a box body 1, a shielding device 2, a shielding plate 201, a supporting frame 202, a 3-exhaust fan, a 4-lifting device, a 401 top plate, a 402 movable frame, a 403 bottom frame, a 404 sliding groove, a 405 first fixing hole, a 406 first cross rod, a 407 second cross rod, a 408 third cross rod, a 409 connecting block, a 410 screw hole, a 411 fixing sleeve, a 412 screw rod, a 413 motor, a 414 rotating rod, a 415 second fixing ring, a 416 retaining ring, a 417 first fixing ring, a 5 placing plate, a 6 through hole, 7 switching equipment, an 8 ventilation opening, a 9 base, a 10 sliding mechanism, a 11 bottom plate, a 12 buffer spring, 13 supporting legs, 14 connecting plates, 15 moving blocks, a 16 moving groove, a 17 sieve plate, 18 box doors, 19 handles and 20 ventilation holes.

Detailed Description

The invention is further described with reference to the drawings and the specific embodiments. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, the embodiments of the invention described in the following description are generally only some embodiments, but not all embodiments, of the invention. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.

The utility model provides an armor is moved open and is exchanged metal-enclosed switchgear, includes box 1, the top fixed mounting of box 1 has shelters from device 2, the logical inslot fixed mounting at the inner wall top of box 1 has exhaust fan 3, elevating gear 4 is installed to the inside bottom of box 1, elevating gear 4 includes roof 401, adjustable shelf 402 and chassis 403, roof 401 and chassis 403 both sides wall all are provided with spout 404, roof 401 both sides wall all is provided with first fixed orifices 405, connect 406 through first horizontal pole in the middle of the adjustable shelf 402, chassis 403 one end internally mounted has second horizontal pole 407, adjustable shelf 402 bottom is through third horizontal pole 408 and chassis 403 swing joint, third horizontal pole 408 middle part is provided with connecting block 409, the connecting block 409 lateral wall is provided with screw 410, chassis 403 one end is provided with fixed cover 411, fixed cover 411 internally mounted has the screw rod 412 of being connected with screw 410, the other end of the screw 412 is connected with a motor 413, a shelf plate 5 provided with a through hole 6 is fixedly mounted at the top end of the lifting device 4, a switch device 7 is fixedly mounted at the top of the shelf plate 5, ventilation openings 8 are formed in the bottoms of two sides of the box body 1, and a base 9 is fixedly mounted at the bottom of the box body 1.

Further, in the technical scheme disclosed in the utility model, bull stick 414 is all installed at third horizontal pole 408 both ends, second retainer plate 415 is installed to bull stick 414 one end, retaining ring 416 is installed on adjustable shelf 402 top, first retainer plate 417 is installed to retaining ring 416 one side.

Further, in the technical scheme disclosed in the utility model, adjustable shelf 402 is installed between roof 401 and chassis 403, the activity sets up between adjustable shelf 402 and the roof 401, adjustable shelf 402 through third horizontal pole 408 with spout 404 swing joint.

Further, in the technical scheme disclosed in the utility model, shelter from device 2 and include shielding plate 201, the both sides of shielding plate 201 bottom all are through the top fixed connection of support frame 202 with box 1. The support frame 202 is connected with the shielding plate 201, so that the effect of shielding dust or a falling body is achieved, and the falling body is prevented from damaging parts on the top of the box body 1.

Further, in the technical scheme disclosed in the utility model, the both sides of base 9 inner wall all set up slide mechanism 10, are connected with bottom plate 11 between two slide mechanism 10, and the top fixed mounting of bottom plate 11 has two and base 9 inner wall fixed connection's buffer spring 12, and the bottom of bottom plate 11 is passed base 9 and is extended to its outside and fixed mounting has supporting leg 13.

Further, in the technical scheme disclosed in the utility model, slide mechanism 10 includes connecting plate 14, and the bottom fixed mounting of connecting plate 14 is at the top of bottom plate 11, and one side fixed mounting of connecting plate 14 has movable block 15, and the shifting chute 16 that supplies movable block 15 sliding connection is all seted up to the both sides of base 9 inner wall.

Further, in the technical scheme disclosed in the utility model, the fixed position that the both sides of box 1 correspond vent 8 installs sieve 17, and sieve 17 passes through screw thread connection on the side of box 1.

Further, in the technical scheme disclosed in the utility model, there is chamber door 18 in the front of box 1 through hinge swing joint, there is handle 19 in the positive right side of chamber door 18 through screw thread connection.

Further, in the technical solution disclosed in the present invention, the top plate 401 has a plurality of wind holes 20.

In an embodiment, the lifting device 4 is driven by the motor 413, so that the motor 413 rotates, when the motor 413 rotates, the motor 413 drives the screw 412 to rotate, when the screw 412 rotates, the screw 412 pushes the third cross bar 408 through the screw hole 410, because the third cross bar 408 is connected with the movable frame 402, the movable frame 402 starts to move under the force given by the screw 412, and when the screw 412 pulls the third cross bar 408 towards the motor 413, the height between the top plate 401 and the bottom frame 403 decreases; when the screw 412 pushes the third cross bar 408 away from the motor 413, the height between the top plate 401 and the bottom frame 403 is raised. After the installation, the lifting device 4 lifts the switch device 7, so that the switch device 7 is prevented from being damaged due to heavy moisture at the bottom of the box body 1 for a long time, and meanwhile, the switch device 7 can be lowered through the lifting device 4 to be conveniently overhauled when the overhaul is needed.

In the embodiment, an exhaust fan 3 is fixedly installed in a through groove at the top of the inner wall of a box body 1, a shelf plate 5 provided with a through hole 6 is fixedly installed on a lifting device 4, a top plate 401 of the lifting device 4 is provided with an air hole 20, a switch device 7 is fixedly installed at the top of the shelf plate 5, vents 8 are respectively installed at the bottoms of two sides of the box body 1, sieve plates 17 are fixedly installed at positions, corresponding to the vents 8, of two sides of the box body 1, the sieve plates 17 are connected to the side surface of the box body 1 through screw threads, the dustproof effect is achieved by arranging the sieve plates 17, hot air in the box body 1 is exhausted through the exhaust fan 3, low pressure is generated in the box body 1, external air can enter the box body 1 through the vents 8 under the effect of pressure, flows dispersedly above the shelf plate 5 after passing through the air hole 20 of the top plate 401 and the through hole 6 of the shelf plate 5, contacts with the switch device 7, the exhaust fan 3 exhausts the absorbed heat, the circulating air flow can effectively dissipate heat of the switch device 7, and damage to the switch device 7 caused by high temperature is avoided.

In the embodiment, the bottom fixed mounting of box 1 has base 9, the both sides of base 9 inner wall all set up slide mechanism 10, be connected with bottom plate 11 between two slide mechanism 10, slide mechanism 10 includes connecting plate 14, the bottom fixed mounting of connecting plate 14 is at the top of bottom plate 11, one side fixed mounting of connecting plate 14 has movable block 15, the shifting chute 16 that supplies movable block 15 sliding connection is all seted up to the both sides of base 9 inner wall, through setting up connecting plate 14, movable block 15 and shifting chute 16, played bottom plate 11 and base 9 inner wall sliding connection's effect. The top fixed mounting of bottom plate 11 has two buffer spring 12 with base 9 inner wall fixed connection, the bottom of bottom plate 11 is passed base 9 and is extended to its outside and fixed mounting has supporting leg 13, the bottom of box 1 obtains the support of base 9, sliding structure sliding connection has bottom plate 11 through the inside of base 9, the top of bottom plate 11 can carry out the shock attenuation to base 9 under buffer spring 12's support, effectively reduce rocking from top to bottom of base 9 and box 1, certain guard action has been played to switchgear 7.

Claims

1. The utility model provides an armor is moved open and is exchanged metal-enclosed switchgear, includes box (1), its characterized in that, the top fixed mounting of box (1) has sheltering from device (2), the logical inslot fixed mounting at the inner wall top of box (1) has exhaust fan (3), elevating gear (4) are installed to the inside bottom of box (1), elevating gear (4) include roof (401), adjustable shelf (402) and chassis (403), roof (401) and chassis (403) both sides wall all are provided with spout (404), roof (401) both sides wall all is provided with first fixed orifices (405), connect through first horizontal pole (406) in the middle of adjustable shelf (402), chassis (403) one end internally mounted has second horizontal pole (407), adjustable shelf (402) bottom is through third horizontal pole (408) and chassis (403) swing joint, third horizontal pole (408) middle part is provided with connecting block (409), connecting block (409) lateral wall is provided with screw (410), chassis (403) one end is provided with fixed cover (411), fixed cover (411) internally mounted has screw rod (412) of being connected with screw (410), the screw rod (412) other end links to each other with motor (413), the top fixed mounting of elevating gear (4) has shelve board (5) of seting up through-hole (6), the top fixed mounting who shelves board (5) has switchgear (7), vent (8) have all been seted up to the bottom of box (1) both sides, the bottom fixed mounting of box (1) has base (9).

2. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein two ends of the third cross bar (408) are respectively provided with a rotating rod (414), one end of the rotating rod (414) is provided with a second fixed ring (415), the top end of the movable frame (402) is provided with a retaining ring (416), and one side of the retaining ring (416) is provided with a first fixed ring (417).

3. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein the movable frame (402) is installed between a top plate (401) and a bottom frame (403), the movable frame (402) is movably arranged between the top plate (401), and the movable frame (402) is movably connected with the chute (404) through a third cross bar (408).

4. The armored movable-type alternating-current metal closed switch equipment as claimed in claim 1, wherein the shielding device (2) comprises a shielding plate (201), and two sides of the bottom of the shielding plate (201) are fixedly connected with the top of the box body (1) through supporting frames (202).

5. The armored movable type alternating current metal closed switch equipment as claimed in claim 1, wherein sliding mechanisms (10) are arranged on two sides of the inner wall of the base (9), a bottom plate (11) is connected between the two sliding mechanisms (10), two buffer springs (12) fixedly connected with the inner wall of the base (9) are fixedly installed on the top of the bottom plate (11), and supporting legs (13) are fixedly installed on the bottom of the bottom plate (11) and penetrate through the base (9) and extend to the outside of the base (9).

6. The armored removable alternating current metal enclosed switchgear according to claim 5, wherein the sliding mechanism (10) comprises a connecting plate (14), the bottom of the connecting plate (14) is fixedly installed on the top of the bottom plate (11), a moving block (15) is fixedly installed on one side of the connecting plate (14), and moving grooves (16) for slidably connecting the moving block (15) are formed in both sides of the inner wall of the base (9).

7. An armored movable type AC metal closed switch device according to claim 1, wherein, the two sides of the box body (1) are fixedly provided with the screen plates (17) corresponding to the positions of the ventilation openings (8), and the screen plates (17) are connected on the side surface of the box body (1) through screws and threads.

8. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein the front face of the box body (1) is movably connected with a box door (18) through a hinge, and the right side of the front face of the box door (18) is connected with a handle (19) through a screw thread.

9. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein the top plate (401) is provided with a plurality of wind holes (20).