CN210608677U

CN210608677U - Dual-power control cabinet

Info

Publication number: CN210608677U
Application number: CN201921738430.8U
Authority: CN
Inventors: 李振文
Original assignee: Xi'an Qunli Automatic Control Equipment Co Ltd
Current assignee: Xi'an Qunli Automatic Control Equipment Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-05-22
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a dual-power control cabinet in the field of power equipment, which aims to solve the problem of fire when a fire disaster occurs in a control cabinet body, it includes the cabinet body, be equipped with the convection current vent on the cabinet body, the convection current vent is including setting up air outlet on the cabinet body roof and setting up the air intake on cabinet body lower part lateral wall, be equipped with the first closing plate that slides and correspond with the air outlet along cabinet body roof in one side of air outlet on the cabinet body roof, one side that first closing plate deviates from the air outlet is equipped with the elastic component, the elastic component is kept away from the one end of first closing plate and the roof fixed connection of the cabinet body, first closing plate is adjusted well with the air outlet when the elastic component does not receive the power, one side that cabinet body roof deviates from first closing plate is equipped with the bimetallic strip, the one end of bimetallic strip and the roof fixed connection of the cabinet body, the other end of bimetallic strip is equipped with. The utility model discloses have the effect that slows down the intensity of a fire and spread when the internal conflagration that breaks out of cabinet.

Description

Dual-power control cabinet

Technical Field

The utility model belongs to the technical field of power equipment's technique and specifically relates to a dual power supply control cabinet is related to.

Background

The dual-power control cabinet mainly comprises a dual-power automatic switching device, can be automatically switched between a common power supply and a standby power supply as required, ensures the reliability and the continuity of power supply, and is widely applied to important places requiring uninterrupted power supply, such as high-rise buildings, post and telecommunications communication, industrial and mining enterprises, ship transportation and the like.

The current chinese patent that publication number is CN209217798U discloses a novel dual power supply control cabinet, including the switch board main part, the bottom of switch board main part is provided with the rubberpost, the front end movable mounting of switch board main part has the shutter, the surface one side edge of shutter is provided with the shutter handle, the electric wire access groove has been seted up to the rear end bottom of switch board main part, the convection current vent has all been seted up to the intermediate position of the both sides surface of switch board main part, a side edge of switch board main part has been seted up the bolt groove, the position movable mounting that the inside of switch board main part is close to the bolt groove has the mounting bracket, the upper end of mounting bracket is provided with first bolt hole and second bolt hole, the rear end of mounting bracket is provided with the screw hole.

The convection vent on the side wall of the control cabinet main body accelerates the flow of air in the control cabinet main body, and heat generated in the control cabinet main body is discharged through the convection air opening, so that the self-heat dissipation of the control cabinet is realized.

The above prior art solutions have the following drawbacks: when the conflagration breaks out in the switch board main part, if personnel can not in time discover, because the existence of convection current vent can accelerate stretching of the internal fire behavior of switch board main part, be unfavorable for the control of fire behavior.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dual power supply control cabinet, it has the effect that slows down the intensity of a fire and spread when the internal conflagration breaing out of cabinet.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a dual supply control cabinet, includes the cabinet body, be equipped with the cabinet door on the cabinet body, be equipped with convection current vent, its characterized in that on the cabinet body: the convection ventilation opening comprises an air outlet arranged on the top wall of the cabinet body and an air inlet arranged on the side wall of the lower part of the cabinet body, a first sealing plate which slides along the top wall of the cabinet body and corresponds to the air outlet is arranged on one side of the air outlet on the top wall of the cabinet body, an elastic piece is arranged on one side of the first closing plate, which is far away from the air outlet, one end of the elastic piece, which is far away from the first closing plate, is fixedly connected with the top wall of the cabinet body, when the elastic piece is not stressed, the first closing plate is aligned with the air outlet, one side of the top wall of the cabinet body, which is far away from the first closing plate, is provided with a bimetallic strip, the bimetallic strip comprises an active layer which is abutted against the top wall of the cabinet body and a passive layer which is attached to one side of the active layer, which is deviated from the top wall of the cabinet body, one end of the bimetallic strip is fixedly connected with the top wall of the cabinet body, and the other end of the bimetallic strip is provided with a convex block which penetrates through the air outlet and is abutted against the side edge of the first closing plate.

Through adopting above-mentioned technical scheme, when the internal conflagration that breaks out of cabinet, the internal temperature of cabinet risees, the air that is heated rises to air outlet department, the temperature of air outlet department risees, bimetallic strip takes place to buckle towards passive layer, the lug is along with the bending type to the one side removal of keeping away from first closing plate of bimetallic strip, lug and first closing plate separation, first shrouding moves the top that is located the air outlet towards the air outlet under the effect of elastic component, seal the air outlet, reduce the air convection between air outlet and the air intake, reduce the internal new trend that gets into the cabinet, thereby delay stretching of intensity of a fire.

The utility model discloses further set up to: the side that first closing plate and elastic component are adjacent is equipped with the guide bar of being connected with the roof of the cabinet body, be equipped with the spout that supplies first closing plate to slide along the guide bar axial direction on the lateral wall of guide bar orientation first closing plate.

Through adopting above-mentioned technical scheme, when lug and first closing plate separation, first closing plate slides along the axial direction of guide bar in the spout, reduces the removal of first closing plate in vertical direction and other directions, stabilizes the process that first closing plate slided, stabilizes the distance of first closing plate and cabinet body roof, makes first closing plate can stabilize and seal the air outlet, reduces the air of flowing through the air outlet, delays stretching of intensity of a fire.

The utility model discloses further set up to: and the inner wall of the sliding groove is provided with a ball which is abutted against the first closing plate.

Through adopting above-mentioned technical scheme, first closing plate can reduce the friction of first closing plate and spout along the guide bar in-process and ball butt that slides, makes sliding of first closing plate more smooth and easy, reduces the dead condition of first closing plate card, makes first closing plate can be quick when lug and first closing plate separate seal the air outlet, delays stretching of the intensity of a fire.

The utility model discloses further set up to: the utility model discloses a dry powder extinguishing agent storage cabinet, including cabinet body roof, storage box, discharging pipe, first closing plate, one end and the first closing plate butt that store box, cabinet body roof outside is equipped with the storage box of storing dry powder extinguishing agent, it sets up in first closing plate top to store the box, be equipped with the discharging pipe on the storage box diapire, the discharging pipe is kept away from the one end and the first closing plate butt of storing the box, be equipped with the.

Through adopting above-mentioned technical scheme, when the conflagration breaing out, lug and first closing plate separation back, first closing plate moves towards the air outlet, seals the air outlet, and first closing plate separates with the discharging pipe simultaneously, and the dry powder fire extinguishing agent in the storage box passes through the discharge gate under the action of gravity and gets into the cabinet body by the through-hole in, and the dry powder fire extinguishing agent is attached to on the electrical components of the cabinet body, has very big restriction effect to the intensity of a fire to delay stretching of the intensity of a fire in the cabinet body.

The utility model discloses further set up to: the discharging pipe is an inverted cone, and the cross section of one end, facing the storage box, of the discharging pipe is consistent with that of the storage box.

Through adopting above-mentioned technical scheme, the discharging pipe of back taper can make more dry powder extinguishing agent in the storage box fall into the cabinet body from storing the box, reduces the surplus of dry powder extinguishing agent in the storage box, improves fire-extinguishing effect, delays stretching of the fire behavior in the cabinet body.

The utility model discloses further set up to: and an air outlet fan is arranged on one side of the air outlet, which deviates from the first closing plate.

Through adopting above-mentioned technical scheme, when not having the conflagration to take place, the air-out fan can be with the discharge as early as possible of the hot-air in the cabinet body for the circulation of air in the cabinet body reduces the probability of conflagration breaing out. When a fire disaster occurs, the air outlet fan can quickly convey the ultrahigh-temperature air of the cabinet body to the air outlet, so that the bimetallic strip can receive the ultrahigh-temperature air as soon as possible after the fire disaster occurs and can be bent as soon as possible; the time for triggering the bimetallic strip to bend is shortened, the time for opening the air outlet after a fire disaster occurs is shortened, and the effect of delaying the fire spread is improved.

The utility model discloses further set up to: the air intake sets up on the air outlet deviates from the lateral wall of the cabinet body of first closing plate one side, the air intake top is equipped with the second closing plate that corresponds with the air intake, one side that the second closing plate is close to the air intake is articulated with cabinet body lateral wall, one side that the air intake was kept away from to the second closing plate is equipped with the hawser, the one end that the second closing plate was kept away from to the hawser is equipped with the shackle that the lug articulated.

By adopting the technical scheme, when a fire disaster does not happen, the shackle is connected with the lug, and the cable has pulling force on the second closing plate, so that the second closing plate is positioned above the air inlet; when the conflagration breaing out, crooked along with bimetallic strip takes place, the lug orientation is rotated in the one side that deviates from cabinet body roof, rotates the in-process in the lug in the shackle that the lug is connected, and the shackle takes place to break away from with the lug, and the pulling force of hawser is no longer received to the second closing plate, and the second closing plate rotates round edge on the air intake, and one side that the air intake was kept away from to the second closing plate originally rotates to the air intake below and seals the air intake, reduces the air that gets into the cabinet body from the air intake, delays the effect that the.

The utility model discloses further set up to: and magnets which attract each other are respectively arranged on one end of the second sealing plate, which is far away from the air inlet, and the side wall of the cabinet body below the air inlet.

Through adopting above-mentioned technical scheme, when shackle and lug separation, the second closing plate rotates when the lateral wall butt below with the air intake, magnet on the second closing plate and the magnet on the lateral wall attract each other with the second closing plate stable with cabinet body lateral wall butt, stably seal the air intake, delay stretching of intensity of a fire.

To sum up, the utility model discloses a beneficial technological effect does:

1. when a fire breaks out in the cabinet body, the convex block moves towards one side far away from the first sealing plate along with the bending of the bimetallic strip, and the first sealing plate seals the air outlet under the action of the elastic piece, so that the spread of the fire is delayed;

2. the first closing plate separates the discharge pipe from the air outlet while closing the air outlet, so that the dry powder extinguishing agent enters the cabinet body to delay the spread of fire in the cabinet body;

3. the bimetallic strip is bent, the lug rotates towards one side deviating from the top wall of the cabinet body, the hook ring is separated from the lug, and the second sealing plate seals the air inlet to delay the fire spreading effect.

Drawings

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

Fig. 2 is the structure schematic diagram of the outer side of the top wall of the cabinet body.

Fig. 3 is a schematic view of the inner side structure of the top wall of the cabinet body.

Reference numerals: 1. a cabinet body; 11. a cabinet door; 12. a convection vent; 13. an air outlet; 14. an air inlet; 2. a first closing plate; 21. an elastic member; 22. a bimetal; 23. an active layer; 24. a passive layer; 25. a bump; 3. a guide bar; 31. a chute; 32. a ball bearing; 4. a storage box; 41. a discharge pipe; 42. a through hole; 43. a support bar; 5. an air outlet fan; 6. a second closing plate; 61. a cable; 62. a shackle; 63. and a magnet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a dual power control cabinet, including the cabinet body 1, be equipped with cabinet door 11 on the cabinet body 1, be equipped with convection vent 12 on the cabinet body 1, convection vent 12 is including setting up air outlet 13 on the cabinet body 1 roof and setting up air intake 14 on the lateral wall of cabinet body 1 lower part.

As shown in fig. 2 and 3, a first closing plate 2 sliding along the top wall of the cabinet 1 and corresponding to the air outlet 13 is disposed on one side of the air outlet 13 on the top wall of the cabinet 1, and an elastic member 21 is disposed on one side of the first closing plate 2 departing from the air outlet 13, in this embodiment, the first closing plate 2 is disposed on the outer side of the top wall of the cabinet 1, the elastic member 21 may be a spring, and in other embodiments, the elastic member 21 may be a torsion spring, a leaf spring, or the like. One end of the elastic member 21 far away from the first closing plate 2 is fixedly connected with the top wall of the cabinet body 1, and the first closing plate 2 is aligned with the air outlet 13 when the elastic member 21 is not stressed. One side that the 1 roof of the cabinet body deviates from first closing plate 2 is equipped with bimetallic strip 22, bimetallic strip 22 include with the initiative layer 23 of the 1 roof butt of the cabinet body and with the initiative layer 23 deviate from passive layer 24 of the 1 roof one side laminating of the cabinet body, bimetallic strip 22's one end and the roof fixed connection of the cabinet body 1, bimetallic strip 22's the other end be equipped with pass air outlet 13 and with the lug 25 of the 2 side butts of first closing plate. In this embodiment, the elastic element 21 and the first closing plate 2 are disposed at the same side of the air outlet 13, when the protruding block 25 abuts against the first closing plate 2, the elastic element 21 is in a compressed state, one end of the bimetal strip 22 connected to the cabinet body 1 is located at one side of the air inlet 14 facing the first closing plate 2, and one end of the bimetal strip 22 far away from the protruding block 25 may be disposed at other sides of the air inlet 14. In other embodiments, the elastic element 21 and the first closing plate 2 may be respectively disposed on two opposite sides of the air outlet 13, and when the protrusion 25 abuts against the first closing plate 2, the elastic element 21 is in a stretched state.

As shown in fig. 3, in order to reduce the time for triggering the bending of the bimetal strip 22, an air outlet fan 5 is disposed on one side of the air outlet 13 of the cabinet 1 away from the first closing plate 2. The air outlet end of the air outlet fan 5 faces the outer side of the cabinet body 1, and the air outlet fan 5 is connected with the top wall of the cabinet body 1.

As shown in fig. 2, further to limit the displacement of the first closing plate 2, a guide rod 3 connected to the top wall of the cabinet 1 is disposed on a side edge of the first closing plate 2 adjacent to the elastic member 21, and a sliding slot 31 for allowing the first closing plate 2 to slide along the axial direction of the guide rod 3 is disposed on a side wall of the guide rod 3 facing the first closing plate 2. The inner wall of the chute 31 is provided with balls 32 which abut against the first closing plate 2. Reducing the friction of the first closing plate 2 with the chute 31.

As shown in fig. 1 and 2, in order to further enhance the isolation between the inside of the cabinet body 1 and the outside, the air inlet 14 is disposed on the side wall of the cabinet body 1, which is away from one side of the first closing plate 2, of the air outlet 13, the second closing plate 6 corresponding to the air inlet 14 is disposed above the air inlet 14, one side of the second closing plate 6, which is close to the air inlet 14, is hinged to the side wall of the cabinet body 1, and the second closing plate 6 is connected to the side wall of the cabinet body 1 through a hinge. A cable 61 is arranged on one side of the second closing plate 6 far away from the air inlet 14, and a hook ring 62 hooked by the convex block 25 is arranged at one end of the cable 61 far away from the second closing plate 6.

As shown in fig. 1, the air inlet 14 is further sealed to ensure the second sealing. Magnets 63 which attract each other are respectively arranged on one end of the second closing plate 6 far away from the air inlet 14 and the side wall of the cabinet body 1 below the air inlet 14.

As shown in fig. 1, in order to strengthen the limitation of fire spreading, the outer side of the top wall of the cabinet body 1 is provided with a storage box 4 for storing the dry powder extinguishing agent, and the outer wall of the storage box 4 is provided with a connecting support rod 43 connected with the top wall of the cabinet body 1 for supporting the storage box 4. Store box 4 and set up in first closing plate 2 top, be equipped with discharging pipe 41 on the 4 diapire of storage box, discharging pipe 41 keeps away from the one end and the 2 butt of first closing plate of storage box 4, is equipped with the through-hole 42 that supplies the dry powder extinguishing agent to pass on the cabinet body 1 roof, and through-hole 42 sets up under discharging pipe 41.

Further, in order to reduce the surplus material of the dry powder extinguishing agent in the storage box 4, the discharge pipe 41 is an inverted frustum, and the cross section of one end, facing the storage box 4, of the discharge pipe 41 is consistent with that of the storage box 4.

The implementation principle of the embodiment is as follows: when the conflagration breaks out in the cabinet body 1, the temperature risees in the cabinet body 1, air-out fan 5 shifts hot-air to air outlet 13 department with the hot-air is quick, the temperature rise of air outlet 13 department, bimetallic strip 22 takes place to buckle towards passive layer 24, lug 25 moves to one side of keeping away from first closing plate 2 along buckling of bimetallic strip 22, lug 25 and the separation of first closing plate 2, first shrouding moves to the top that first closing plate 2 is located air outlet 13 towards air outlet 13 along guide bar 3 under the effect of elastic component 21, seal air outlet 13. Along with the bending of the bimetallic strip 22, the protrusion 25 rotates towards the side away from the top wall of the cabinet 1, the hook ring 62 connected to the protrusion 25 is disengaged from the protrusion 25 in the rotation process of the protrusion 25, the second sealing plate 6 no longer receives the pulling force of the cable 61, the second sealing plate 6 rotates around the upper edge of the air inlet 14, and the side of the second sealing plate 6 away from the air inlet 14 originally rotates to the lower side of the air inlet 14 to seal the air inlet 14. Meanwhile, the first closing plate 2 is separated from the discharge pipe 41, and the dry powder extinguishing agent in the storage box 4 enters the cabinet body 1 through the discharge hole 42 under the action of gravity.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a dual supply control cabinet, includes the cabinet body (1), be equipped with cabinet door (11) on the cabinet body (1), be equipped with convection current vent (12), its characterized in that on the cabinet body (1): the convection vent (12) comprises an air outlet (13) arranged on the top wall of the cabinet body (1) and an air inlet (14) arranged on the side wall of the lower part of the cabinet body (1), a first sealing plate (2) which slides along the top wall of the cabinet body (1) and corresponds to the air outlet (13) is arranged on one side of the air outlet (13) on the top wall of the cabinet body (1), an elastic piece (21) is arranged on one side of the first sealing plate (2) deviating from the air outlet (13), one end of the elastic piece (21) far away from the first sealing plate (2) is fixedly connected with the top wall of the cabinet body (1), the first sealing plate (2) is aligned with the air outlet (13) when the elastic piece (21) is not stressed, a bimetallic strip (22) is arranged on one side of the top wall of the cabinet body (1) deviating from the first sealing plate (2), the bimetallic strip (22) comprises an active layer (23) abutted against the top wall of the cabinet body (1) and a passive layer (24) jointed with one, one end of the bimetallic strip (22) is fixedly connected with the top wall of the cabinet body (1), and a convex block (25) which penetrates through the air outlet (13) and is abutted against the side edge of the first closing plate (2) is arranged at the other end of the bimetallic strip (22).

2. The dual-power-supply control cabinet of claim 1, wherein: the side that first closing plate (2) and elastic component (21) are adjacent is equipped with guide bar (3) of being connected with the roof of the cabinet body (1), be equipped with on guide bar (3) the lateral wall towards first closing plate (2) and supply first closing plate (2) to follow guide bar (3) axial direction spout (31) that slide.

3. The dual-power-supply control cabinet of claim 2, wherein: and the inner wall of the sliding groove (31) is provided with a ball (32) which is abutted against the first closing plate (2).

4. The dual-power-supply control cabinet of claim 1, wherein: the utility model discloses a cabinet, including the cabinet body, cabinet body (1) roof outside is equipped with storage box (4) of storing the dry powder fire extinguishing agent, storage box (4) set up in first closing plate (2) top, be equipped with discharging pipe (41) on storage box (4) diapire, the one end and first closing plate (2) butt of storing box (4) are kept away from in discharging pipe (41), be equipped with on the cabinet body (1) roof and supply through-hole (42) that the dry powder fire extinguishing agent passed.

5. The dual-power-supply control cabinet of claim 4, wherein: the discharging pipe (41) is an inverted cone, and the cross section of one end, facing the storage box (4), of the discharging pipe (41) is consistent with that of the storage box (4).

6. The dual-power-supply control cabinet of claim 1, wherein: and an air outlet fan (5) is arranged on one side of the air outlet (13) departing from the first closing plate (2).

7. The dual-power-supply control cabinet of claim 1, wherein: air intake (14) set up on air outlet (13) deviates from the lateral wall of the cabinet body (1) of first closing plate (2) one side, air intake (14) top is equipped with second closing plate (6) that correspond with air intake (14), one side that second closing plate (6) are close to air intake (14) is articulated with the cabinet body (1) lateral wall, one side that air intake (14) were kept away from in second closing plate (6) is equipped with hawser (61), the one end that second closing plate (6) were kept away from in hawser (61) is equipped with shackle (62) that lug (25) articulated.

8. The dual-power-supply control cabinet of claim 7, wherein: and magnets (63) which attract each other are respectively arranged on one end of the second closing plate (6) far away from the air inlet (14) and the side wall of the cabinet body (1) below the air inlet (14).