CN220421488U - High-reliability direct-current emergency power supply equipment - Google Patents

Abstract

The utility model discloses high-reliability direct-current emergency power supply equipment, and aims to provide a vibration-resistant high-stability power-saving direct-current emergency power supply system which solves the problems of short-time power failure and high-efficiency heat dissipation. The power distribution cabinet is connected with a rectifying module and a monitoring module, the rectifying module comprises an I section rectifying unit and a II section rectifying unit, the I section bus is electrically connected with the I section rectifying unit, the II section bus is electrically connected with the II section rectifying unit, the I section rectifying unit and the II section rectifying unit are electrically connected with the monitoring module, the stabilizing module comprises a bottom plate and a supporting plate, a damping mechanism is connected between the bottom plate and the supporting plate, the power distribution cabinet is connected with the supporting plate, and a radiating component is connected on the stabilizing module. The beneficial effects of the utility model are as follows: the service life of the module is prolonged, the redundancy backup of N+N is realized, the power supply system is improved, the reliability is improved, and meanwhile, the heat dissipation is timely and efficient, the power failure is difficult, and the shock resistance is strong.

Description

High-reliability direct-current emergency power supply equipment

Technical Field

The utility model relates to the technical field of power supply systems, in particular to high-reliability direct-current emergency power supply equipment.

Background

The civil architecture electrical design standard mentions: the secondary lighting power is used in large and medium-sized markets, supermarket business halls, large-area offices, traffic waiting/waiting halls, underground parking garages and other large-area places, and the two low-voltage loops with double power supplies are adopted for cross power supply. The existing illumination electrical design adopts a dual power supply for realizing illumination by adding an ATS automatic transfer switch at the front end of an illumination power distribution cabinet. And then, adding a direct current rectification technology into the power supply system to further improve the power supply reliability, carrying out N+1 redundant backup, and butting with a battery system to improve the power supply reliability, wherein the power supply system is particularly suitable for the power supply system used in emergency scenes, including the environments suffering from shock feeling, and needs more stable emergency power supply capability.

Chinese patent application publication No.: CN 205657353U, application publication date: 2016.10.19 the utility model discloses an ATS dual-power distribution cabinet, which comprises a cabinet body, a voltage change-over switch, an automatic switcher, a side air inlet duct, a side air outlet duct, an instrument cluster, a side air outlet, a side fan, an instrument room and a power supply change-over room; the cabinet body is internally provided with an instrument room and a power supply conversion room in a separated mode; the instrument room is provided with an instrument group, a voltage change-over switch, an automatic switcher, a control button and an indicator lamp; the power supply conversion chamber is internally provided with a plurality of groups of circuit breakers, shunt circuit breakers, bus bars, a conversion linkage mechanism and an interlocking mechanism; two side fans are arranged on the side surface of the bottom of the cabinet body, one side fan is communicated with the instrument room through an insulating air duct, and the other side fan is communicated with the power supply conversion room through a side air duct and an air inlet guide plate; the side of the cabinet body is provided with a side air inlet duct and a side exhaust duct. The scheme has the following defects: easy short-time outage, module life are low, with high costs, influence sensitive equipment work, and equipment is many in this scheme, with high costs, and the switch board is once put into use, and the setting of its integrative machine case formula shell for the switch board can appear following three kinds of comparatively obvious defects when using: 1. when the ground environment in which the power distribution cabinet works is poor, such as pollutants or water, the power distribution cabinet cannot well isolate the cabinet inner structure from the ground environment; 2. when working environment produces vibrations, the switch board can't reach the shock attenuation effect, causes the damage to the switch board easily, causes the inside electrical component's of high-voltage distribution cabinet damage and can't use, especially is applied to the power supply system in some emergency scenes, has reduced power supply system's reliability owing to foretell short-time power failure, environmental vibrations cause instability to cause significant loss. 3. The heat cannot be dissipated timely, so that the internal temperature of the power distribution cabinet is too high and the fault is difficult to continuously supply power.

In summary, the short-time power failure, the short module life, the poor heat dissipation and the instability caused by environmental vibration of the power supply system reduce the reliability of the power supply system, so as to cause significant loss.

Disclosure of Invention

The utility model provides shockproof high-stability high-reliability direct current emergency power supply equipment which solves the problems of short-time power failure, high module life and high-efficiency heat dissipation in order to overcome the defect that the reliability of a power supply system is reduced due to short-time power failure, short module life and poor heat dissipation of the power supply system and instability caused by environmental vibration in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a direct current emergency power supply equipment of high reliability, including the switch board, I section generating line and II sections generating lines, the switch board internal connection has rectifier module and monitoring module, the switch board is equipped with stabilizing assembly outward, rectifier module includes I section rectifier unit and II sections rectifier unit, I section generating line is connected with I section rectifier unit electricity, II sections generating line is connected with II sections rectifier unit electricity, I section rectifier unit and II sections rectifier unit all are connected with the monitoring module electricity, monitoring module control I section rectifier unit and II sections rectifier unit power supply simultaneously, stabilizing assembly includes bottom plate and backup pad, be connected with damper between bottom plate and the backup pad, the switch board is connected with the backup pad, be connected with radiator unit on stabilizing assembly (2).

A plurality of distribution units are arranged in a distribution cabinet in the power supply system, the distribution units comprise a rectification module, the rectification module comprises a section I rectification unit and a section II rectification unit, an expensive ATS automatic change-over switch is omitted, the direct current rectification module is directly adopted as a redundant backup of the system, the cost of power supply equipment is saved, meanwhile, the short-time power failure phenomenon of the ATS automatic change-over switch in the switching process can be effectively avoided, and the reliability of the power supply system is improved. The I-section rectifying unit and the II-section rectifying unit jointly provide power for equipment, and current sharing among modules is realized through the monitoring unit of the monitoring module, so that the service life of the module is prolonged. When any module in the system fails, the total output power of the module is enough, so that the power supply for the equipment is not influenced, and meanwhile, the redundancy backup of N+N is realized, so that the reliability of the power supply system is improved. The external stability component is arranged outside the power distribution cabinet, and is used for being connected with the power distribution cabinet gradually in a stable manner, so that the power distribution cabinet keeps stability in use, and the heat dissipation component is connected to the stability component and used for timely expelling heat generated by the use of the power distribution cabinet, so that the power distribution cabinet keeps stability in operation in a benign environment. Wherein bottom plate and backup pad constitute stable subassembly, the bottom plate is used for whole equipment to place in the stability of ground maintenance top equipment, the backup pad is used for placing of switch board and is passed through damper and is connected, and then alleviate equipment that is brought by external environment vibrations such as earthquake etc. and rock, and then prevent to receive the external impression of vibrations and lead to the physics disconnection of inside distribution unit, lead to the power supply unstable, especially be used for urgent power supply unit to reduce the influence of vibrations when external environment produces vibrations in order to guarantee can still stable power supply under emergency, the regulation of cooperation monitoring module reaches inside and outside supply stability and the reliability that all improves the electric energy.

Preferably, the support plate is provided with a heat dissipation hole, the heat dissipation assembly comprises a heat dissipation box and a guide plate, the guide plate is connected with the bottom plate, the heat dissipation box is connected with a connecting rod, the support plate is provided with a connecting groove, the connecting rod is connected with the connecting groove in an inserting mode, the heat dissipation box is internally connected with a fan, and the heat dissipation box is provided with a vent hole. The surface and the bottom plate and the support of heat dissipation case are relative, the heat dissipation case passes through the connecting rod simultaneously and fixes in the backup pad, set up a plurality of louvres in the backup pad for the heat evacuation of switch board bottom has been installed to the fan in the heat dissipation case, through the rotation of fan with the heat absorption between bottom plate and the backup pad to the ventilation hole in again by the opposite side exhaust environment of box, the surface connection of deflector and bottom plate simultaneously makes the heat be inhaled down by the fan to the backup pad between the bottom plate in the heat dissipation incasement that gets into more under the assistance of deflector, reach timely and high-efficient radiating effect, and then prevent the connection overheat of switch board and backup pad, ensure the stability of the continuous power supply of switch board.

Preferably, the damping mechanism comprises a first connecting block, a second connecting block and a first spring, wherein the first connecting block is connected with the second connecting block through the first spring, a first slot is arranged on the supporting plate, a second slot is arranged on the bottom plate, the first connecting block is connected with the first slot in an inserting mode, and the second connecting block is connected with the second slot in an inserting mode. The first connecting block is inserted in the first slot of the support plate, the second connecting block is inserted in the second connecting block of the bottom plate, the first connecting block is connected with the second connecting block through the first spring, when the bottom plate is vibrated, the influence of vibration waves on the second connecting block is reduced through the first spring, and then the vibration of the support plate is reduced, so that an emergency power supply structure in the power distribution cabinet is kept to stably supply power, and the effect of guaranteeing the stability of a power supply system is achieved.

Preferably, the first connecting block is provided with a stabilizing column, one end of the stabilizing column is connected with the first connecting block, the second connecting block is provided with a movable groove, and the stabilizing column is in sliding connection with the movable groove. The first connecting block is connected with the movable groove on the bottom plate in an inserting mode through the first stabilizing column, the first spring is sleeved outside the first stabilizing column, and therefore elastic movement of the first spring is more stable, meanwhile, the first stabilizing column can slide back and forth in the movable groove in the second connecting block, and therefore the digestion force of the power supply system to vibration is further enhanced, and the shock resistance is improved.

Preferably, the first connecting block is provided with a first buffer cavity, the stabilizing column is provided with a second buffer cavity, one side of the first buffer cavity is communicated with the second buffer cavity, the other side of the second buffer cavity is inserted with a fixed column, the fixed column is connected with the bottom of the movable groove, the first buffer cavity is internally and elastically connected with a sealing plate, and the sealing plate is attached to the cavity opening of the second buffer cavity. Buffer chamber one and buffer chamber two are interior to have buffer gas, the activity inslot of connecting block two is connected with the one end of fixed column, the other end of fixed column inserts in the buffer chamber two of stable column, and then form double-deck buffering with the cooperation of spring one, the backup pad passes through the fixed column in the removal of activity chamber one, activity intracavity two when making the bottom plate push down, and then the contact strength of buffering bottom plate and backup pad, reduce vibration transmission through the structure of cavity simultaneously, the stability of the switch board of messenger's top is higher, thereby keep stable power supply under emergency.

Preferably, a stabilizer bar and a sliding groove are arranged in the first buffer cavity, one end of the stabilizer bar is inserted into the sliding groove, the other end of the stabilizer bar is connected with the sealing plate, and a second spring is sleeved on the stabilizer bar. The first buffer cavity is internally connected with the stabilizer bar supporting sealing plate to prop against the communicating port of the second buffer cavity and the first buffer cavity, and then enough pressure is needed to prop up the sealing plate, the second spring is sleeved on the stabilizer bar, one end of the second spring is connected with the sealing plate, the other end of the second spring is connected with the cavity wall of the first buffer cavity, so that the support of the stabilizer bar is more stable, meanwhile, the support plate is reinforced to consume resonance transmitted by the bottom plate, the vibration force transmitted to the power distribution cabinet is reduced, the shock resistance is improved while the structure is stable, and the reliability of emergency power supply is guaranteed.

Preferably, the fixing column is sleeved with a sealing ring, and the sealing ring is arranged in the buffer cavity II. The sealing ring is sleeved on the fixing column, the inner side surface of the sealing ring is attached to the outer surface of the fixing column, and the outer side surface of the sealing ring is attached to the cavity wall of the buffer cavity II, so that the tightness of the buffer cavity I and the buffer cavity II is kept, the air pressure is guaranteed, and the stability of the structure is improved.

Preferably, the support plate is provided with a connecting hole, the connecting hole is internally connected with a fixing rod in a threaded manner, one end of the fixing rod is connected with a handle, and the other end of the fixing rod is opposite to the power distribution cabinet. The structural shape of backup pad is the frame shape, the connecting hole is equipped with a plurality of and arranges the side of backup pad in, connecting hole internal thread has connected the dead lever, the dead lever makes the switch board can be stably arranged in the backup pad through the screw thread rotation, be connected with the handle on the dead lever and conveniently adjust and rotate the dead lever, and then place the chamber in the backup pad can be greater than the switch board, with convenient placement and taking out of switch board, be favorable to the heat dissipation of switch board through the interval of backup pad and switch board side simultaneously, reach stable and conveniently place, can be fast, when promptly being suitable for the effect of installation do benefit to the heat dissipation and then improve power supply system's reliability and energy-conservation.

Preferably, the fixing rod comprises a pressing plate and a push rod, the push rod is in threaded connection with the connecting hole, the pressing plate is in sliding connection with the connecting hole, a third spring is connected between the pressing plate and the push rod, an inserting hole is formed in the push rod, an inserting plate is connected onto the pressing plate and is in sleeve joint with the third spring, and the inserting plate is in sliding connection with the inserting hole. The dead lever comprises clamp plate and push rod, the push rod passes through the clamp plate in the promotion place ahead with the threaded connection of connecting hole, is connected through the spring between clamp plate and the push rod, and then makes the clamp plate contact with the switch board and makes the elastic space that has, and then makes the switch board can take the effect of lowering to horizontal vibrations, has connected the picture peg on the clamp plate, and the spring cup joints on the picture peg three, and the jack on picture peg and the push rod produces the slip through the flexible of spring three, guarantees the stability of structure when reaching further reducing vibrations, makes power supply system reliable and stable.

Preferably, the first cushion pad is connected to the pressing plate, and the first cushion pad extends out of the connecting hole to be attached to the side face of the power distribution cabinet. The clamp plate has connected blotter one with the switch board contact surface, makes vibration transmission reduce through blotter one, prevents the deformation on switch board surface of contact simultaneously, reaches high-efficient reduction vibrations, guarantee power supply system's in the emergency power supply stability.

Preferably, the first connecting plate and the second connecting plate are connected with a second buffer pad, the first slot is a through hole, and the second buffer pad extends out of the second slot to be attached to the bottom surface of the distribution box. The first slot is a through hole, the first connecting buffer pad is connected with the second connecting plate, the second connecting buffer pad is connected with the first connecting plate and extends out of the first slot to be attached to the distribution cabinet, vibration transmission is reduced through the second connecting plate, deformation of the surface of the distribution cabinet is prevented, vibration is further reduced through the second connecting pad on the second connecting plate, and accordingly vibration is effectively reduced, and power supply stability of a power supply system in emergency is guaranteed.

The beneficial effects of the utility model are as follows: the power supply backup redundancy effect is good, the cost is saved, the short-time power failure phenomenon is effectively avoided, the reliability is improved, meanwhile, the heat dissipation is timely and efficient, the structural stability is high, the shock resistance is high, the stable power supply capacity is high in emergency situations, the supply stability and the reliability are realized, the no-load loss is saved, and the power supply system is more energy-saving.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic structural view of a stabilizing assembly;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a cross-sectional view of the stabilizing assembly and the shock absorbing mechanism;

FIG. 5 is a cross-sectional view of the damping mechanism;

FIG. 6 is a cross-sectional view of the attachment of the securing lever to the support plate;

FIG. 7 is a cross-sectional view of the connection of the base plate to the heat sink assembly;

fig. 8 is a schematic diagram of a dc emergency power supply system.

In the figure: 1. the power distribution cabinet 2, the stabilizing component 3, the bottom plate 4, the supporting plate 5, the damping mechanism 6, the first connecting block 7, the second connecting block 8, the first spring 9, the slot 10, the second slot 11, the stabilizing column 12, the movable slot 13, the first buffer cavity 14, the second buffer cavity 15, the fixed column 16, the sealing plate 17, the stabilizing rod 18, the sliding chute, the novel heat-dissipating device comprises a second spring, a sealing ring, a connecting hole, a fixing rod, a handle, a pressing plate, a pushing rod, a spring, a third spring, a jack, a plugboard, a first cushion, a second cushion, a heat-dissipating component, a heat-dissipating box, a heat-dissipating plate, a guide rod, a fan, a vent hole and a heat-dissipating hole.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature's illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "lower" may encompass both an upper and lower orientation. The device may be otherwise positioned (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, processes and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

Example 1:

as shown in fig. 1, 2 and 7, a high-reliability direct current emergency power supply device comprises a power distribution cabinet 1, a section I bus and a section II bus, wherein a rectifying module and a monitoring module are connected in the power distribution cabinet 1, a stabilizing component 2 is arranged outside the power distribution cabinet 1, the rectifying module comprises a section I rectifying unit and a section II rectifying unit, the section I bus is electrically connected with the section I rectifying unit, the section II bus is electrically connected with the section II rectifying unit, the section I rectifying unit and the section II rectifying unit are electrically connected with the monitoring module, the stabilizing component 2 comprises a bottom plate 3 and a supporting plate 4, a damping mechanism 5 is connected between the bottom plate 3 and the supporting plate 4, and the power distribution cabinet 1 is connected with the supporting plate 4. The stabilizing assembly 2 is connected with a heat dissipating assembly 31.

As shown in fig. 2-4, the damping mechanism 5 includes a first connection block 6, a second connection block 7 and a first spring 8, the first connection block 6 and the second connection block 7 are connected through the first spring 8, a first slot 9 is arranged on the support plate 4, a second slot 10 is arranged on the bottom plate 3, the first connection block 6 is inserted into the first slot 9, and the second connection block 7 is inserted into the second slot 10.

As shown in fig. 4 and 5, a first connecting block 6 is provided with a stabilizing column 11, one end of the stabilizing column 11 is connected with the first connecting block 6, a second connecting block 7 is provided with a movable groove 12, and the stabilizing column 11 is slidably connected with the movable groove 12. The first connecting block 6 is provided with a first buffer cavity 13, the stabilizing column 11 is provided with a second buffer cavity 14, one side of the first buffer cavity 13 is communicated with the second buffer cavity 14, the other side of the second buffer cavity 14 is inserted with a fixed column 15, the fixed column 15 is connected with the bottom of the movable groove 12, the first buffer cavity 13 is internally and elastically connected with a seal 16, and the seal plate 16 is attached to the cavity opening of the second buffer cavity 14.

The first buffer cavity 13 is internally provided with a stabilizer bar 17 and a chute 18, one end of the stabilizer bar 17 is inserted into the chute 18, the other end of the stabilizer bar 17 is connected with a sealing plate 16, and the stabilizer bar 17 is sleeved with a second spring 19. The fixed column 15 is sleeved with a sealing ring 20, and the sealing ring 20 is arranged in the buffer cavity II 14.

As shown in fig. 1 and 6, the supporting plate 4 is provided with a connecting hole 21, a fixing rod 22 is connected with the connecting hole 21 in a threaded manner, one end of the fixing rod 22 is connected with a handle 23, and the other end of the fixing rod 22 is opposite to the power distribution cabinet 1. The fixed rod 22 comprises a pressing plate 24 and a push rod 25, the push rod 25 is in threaded connection with the connecting hole 21, the pressing plate 24 is in sliding connection with the connecting hole 21, a third spring 26 is connected between the pressing plate 24 and the push rod 25, an inserting hole 27 is formed in the push rod 25, an inserting plate 28 is connected onto the pressing plate 24, the inserting plate 28 is sleeved with the third spring 26, and the inserting plate 28 is in sliding connection with the inserting hole 27.

As shown in fig. 6, a cushion one 29 is attached to the platen 24. The first buffer pad 29 extends out of the connecting hole 21 and is attached to the side face of the power distribution cabinet 1.

As shown in fig. 5, the first connecting plate 6 and the second connecting plate 7 are connected with a second cushion pad 30, the first slot 9 is a through hole, and the second cushion pad 30 extends out of the second slot 10 to be attached to the bottom surface of the power distribution cabinet 1.

As shown in fig. 7, the supporting plate 4 is provided with a heat dissipation hole 37, the heat dissipation component 31 comprises a heat dissipation box 32 and a guide plate 33, the guide plate 33 is connected with the bottom plate 3, the heat dissipation box 32 is connected with a connecting rod 34, the bottom plate 3 is provided with a connecting groove, the connecting rod 34 is inserted into the connecting groove, the heat dissipation box 32 is connected with a fan 35, and the heat dissipation box 35 is provided with a vent hole 36.

As shown in fig. 1-8: in the power supply system, the direct current rectifying module is directly adopted as redundancy backup of the system, an ATS automatic change-over switch is omitted, a section I bus and a section II bus of a substation respectively supply power to a section I rectifying unit and a section II rectifying unit, thermal redundancy is carried out, and output buses of the section I rectifying unit and the section II rectifying unit are used as bus bars, so that a better power supply backup redundancy effect is achieved. Meanwhile, the direct current bus which is converged can also be connected with a battery system in a butt joint way to achieve an uninterruptible power supply. The scheme omits an expensive ATS automatic transfer switch, saves the cost of power supply equipment, can effectively avoid the short-time power failure phenomenon of the ATS automatic transfer switch in the switching process, and improves the reliability of a power supply system.

The I-section rectifying unit and the II-section rectifying unit jointly provide power for equipment, current sharing among modules is achieved through the monitoring unit, and the service life of the modules is prolonged. When any module in the system fails, the total output power of the module is enough, so that the power supply for the equipment is not influenced, and meanwhile, the redundancy backup of N+N is realized, so that the reliability of the power supply system is improved. Meanwhile, in order to ensure the power supply capacity of the power distribution cabinet 1 under strong vibration in emergency, a stabilizing component 2 is arranged on the box body of the power distribution cabinet 1 in the power supply system, so that direct current emergency power supply is provided in the environment with strong vibration sense. The stabilizing assembly 2 consists of a damping mechanism 5, a first connecting plate 6 and a second connecting plate 7 and is used for placing and providing stability and damping effects for a power supply equipment power distribution cabinet placed in the stabilizing assembly.

The bottom plate 3 is arranged in the damping mechanism 5 and is used for the whole equipment to be placed on the ground to keep the stability of equipment above, the supporting plate 4 is used for placing the power distribution cabinet 1 and is connected with the damping mechanism through the damping mechanism 5, and then equipment shake caused by external environment vibration such as earthquake and the like is reduced, and further the external impression that the external vibration is received is prevented to lead to the physical disconnection of an internal power distribution unit and unstable power supply, and the damping mechanism is especially used for reducing the influence of vibration when the external environment vibrates by emergency power supply equipment so as to ensure that the power can still be stably supplied under emergency conditions, and the supply stability and the reliability of electric energy are improved by matching the connection between the rectification module and the bus.

The first connecting block 6 is inserted into the first slot 9 of the supporting plate 4, the second connecting block 7 is inserted into the second connecting block 7 of the bottom plate 3, the first connecting block 6 and the second connecting block 7 are connected through the first spring 8, when the bottom plate 3 is vibrated, the influence of vibration waves on the second connecting block 7 is reduced through the first spring 8, and then the vibration of the supporting plate 4 is reduced, so that an emergency power supply structure in the power distribution cabinet 1 is kept to be stably powered, and the effect of guaranteeing the stability of a power supply system is achieved. The first connecting block 6 is spliced with the movable groove 12 on the bottom plate 3 through the first stabilizing column 11, and is sleeved outside the stabilizing column through the first spring 8, so that the elastic movement of the first spring 8 is more stable, and meanwhile, the first stabilizing column 11 can slide back and forth in the movable groove 12 in the second connecting block 7, so that the digestion of the power supply system to vibration is further enhanced, and the shock resistance is improved.

Buffer chamber one 14 and buffer chamber two 15 are interior to have buffer gas, the activity inslot 12 of connecting block two 7 is connected with the one end of fixed column 11, the other end of fixed column 11 inserts in the buffer chamber two 15 of stable column 11, and then form double-deck buffering with the cooperation of spring one 8, the backup pad 4 passes through the removal of fixed column 15 in activity chamber one 13, activity chamber two 14 when making to push down, and then the contact strength of buffering bottom plate 3 and backup pad 4, reduce vibration transmission through the structure of cavity simultaneously, the stability of the switch board 1 of messenger top is higher, thereby keep stable power supply under emergency.

The first buffer cavity 13 is internally connected with the stabilizer bar 17 to support the sealing plate 16 to prop against the communication port between the second buffer cavity 14 and the first buffer cavity 13, so that enough pressure is needed to prop up the sealing plate 16, the second spring 19 is sleeved on the stabilizer bar 17, one end of the second spring 19 is connected with the sealing plate 26, the other end of the second spring is connected with the cavity wall of the first buffer cavity 13, the support of the stabilizer bar 17 is more stable, meanwhile, the consumption of resonance transmitted by the support plate 4 to the bottom plate 3 is enhanced, the vibration force transmitted to the power distribution cabinet 1 is reduced, the shock resistance is improved while the structure is stable, and the reliability of emergency power supply is guaranteed. The fixing column 15 is sleeved with the sealing ring 20, the inner side surface of the sealing ring 20 is attached to the outer surface of the fixing column 15, and the outer side surface of the sealing ring is attached to the cavity wall of the buffer cavity II 14, so that the tightness of the buffer cavity I13 and the buffer cavity II 14 is kept, the air pressure is guaranteed, and the stability of the structure is improved.

The structural shape of backup pad 4 is the frame shape, connecting hole 21 is equipped with a plurality of and arranges the side of backup pad 4 in, connecting hole 21 internal thread has connected dead lever 22, dead lever 22 makes switch board 1 can be stably arranged in backup pad 4 through the screw thread rotation, be connected with the handle on the dead lever 22 and conveniently adjust rotation dead lever 22, and then place the chamber in backup pad 4 and can be greater than switch board 1, with make things convenient for placing and taking out of switch board 1, be favorable to the heat dissipation of switch board 1 through the interval of backup pad 4 and switch board 1 side simultaneously, reach stable and conveniently place, can be fast, when the effect of urgent applicable installation do benefit to the heat dissipation and then improve power supply system's reliability and energy-conservation.

The structure shape of the pressing plate 24 and the push rod 25 in the fixing rod 22 is cylindrical, the surface of the pressing plate 24 is provided with external threads, the inner wall of the connecting hole 21 is provided with internal threads, the push rod 25 rotates to push the distance between the pressing plate 24 and the power distribution cabinet 1 through the threads of the push rod 25 on the connecting hole 21, the push rod 25 pushes the pressing plate 24 in front through the threaded connection with the connecting hole 21, the pressing plate 24 is connected with the push rod 25 through the third spring 26, the pressing plate 24 is further contacted with the power distribution cabinet 1 to enable the elastic space provided with the power distribution cabinet 1 to play a role in reducing transverse vibration, the third spring 26 is connected with the pressing plate 24, the inserting plate 28 is sleeved on the inserting plate 28, the inserting holes 27 on the inserting plate 28 and the push rod 25 slide through the expansion and contraction of the third spring 26, the stability of the structure is guaranteed while the vibration is further reduced, and a power supply system is stable and reliable.

When the power distribution cabinet 1 is used, the power distribution cabinet 1 is placed on the supporting plate 4, the handles 23 on the fixing rods 22 are rotated, the pressing plates 24 are pushed to the power distribution cabinet 2 by the push rods 25, the first buffer cushion 29 is attached to the power distribution cabinet 1 and is pressed tightly, and the third springs 26 leave a certain elastic margin for reducing resonance of transverse vibration force. When the power distribution cabinet 1 is placed on the supporting plate 4, the power distribution cabinet 1 is attached to the buffer pad II 30, meanwhile, the power distribution cabinet 1 is stably placed in the supporting plate 4 through the first spring 8, which is a descending part of the first connecting block 6, and meanwhile, the first spring 8 and the second spring 19 on the stabilizer bar 17 bear vibration force and pressure in the vertical direction and reduce resonance, so that vibration is relieved in an emergency, meanwhile, the I section rectifying unit and the II section rectifying unit are supplied with power through the I section bus and the II section bus respectively through the output buses of the I section rectifying unit and the II section bus, the I section rectifying unit and the II section rectifying unit are used for supplying power for equipment together, and through a monitoring unit, a module in the system is prevented from malfunctioning, the output total power can ensure equipment power supply, meanwhile, when the power distribution cabinet 1 is overheated in the power supply, heat between the bottom plate 3 and the supporting plate 4 is absorbed into the vent hole 36 on one side through the rotation of the fan 35 and enters the radiator 32, the other side of the radiator 32 is discharged out of the environment, meanwhile, the guide plate 33 and the surface of the bottom plate 3 are connected with the fan 35, and the radiator plate 3 can enter the radiator plate 3 more jointly under the condition that the auxiliary radiator plate 33 is more stable.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a direct current emergency power supply equipment of high reliability, characterized by, including switch board (1), I section generating line and II sections generating lines, switch board internal connection has rectifier module and monitoring module, switch board (1) are equipped with stabilizing assembly (2) outward, rectifier module includes I section rectifier unit and II section rectifier unit, I section generating line is connected with I section rectifier unit electricity, II section generating line is connected with II section rectifier unit electricity, I section rectifier unit and II section rectifier unit all are connected with the monitoring module electricity, stabilizing assembly (2) include bottom plate (3) and backup pad (4), be connected with damper (5) between bottom plate (3) and backup pad (4), switch board (1) are connected with backup pad (4), be connected with radiator unit (31) on stabilizing assembly (2).

2. The high-reliability direct current emergency power supply device according to claim 1, characterized in that a radiating hole (37) is formed in the supporting plate (4), the radiating component (31) comprises a radiating box (32) and a guide plate (33), the guide plate (33) is connected with the bottom plate (3), a connecting rod (34) is connected to the radiating box (32), a connecting groove is formed in the bottom plate (3), the connecting rod (34) is connected with the connecting groove in an inserting mode, a fan (35) is connected in the radiating box (32), and a vent hole (36) is formed in the radiating box (32).

3. The high-reliability direct current emergency power supply device according to claim 1, wherein the shock absorption mechanism (5) comprises a first connecting block (6), a second connecting block (7) and a first spring (8), the first connecting block (6) and the second connecting block (7) are connected through the first spring (8), a first slot (9) is arranged on the supporting plate (4), a second slot (10) is arranged on the bottom plate (3), the first connecting block (6) is connected with the first slot (9) in an inserting mode, and the second connecting block (7) is connected with the second slot (10) in an inserting mode.

4. A high reliability direct current emergency power supply device according to claim 3, characterized in that the first connecting block (6) is provided with a stabilizing column (11), one end of the stabilizing column (11) is connected with the first connecting block (6), the second connecting block (7) is provided with a movable slot (12), and the stabilizing column (11) is slidably connected with the movable slot (12).

5. The high-reliability direct current emergency power supply device according to claim 4, wherein the first connecting block (6) is provided with a first buffer cavity (13), the second buffer cavity (14) is arranged on the stabilizing column (11), one side of the first buffer cavity (13) is communicated with the second buffer cavity (14), the other side of the second buffer cavity (14) is inserted with a fixed column (15), the fixed column (15) is connected with the bottom of the movable groove (12), a sealing plate (16) is elastically connected in the first buffer cavity (13), and the sealing plate (16) is attached to a cavity opening of the second buffer cavity (14).

6. The high-reliability direct current emergency power supply device according to claim 5, wherein a stabilizer bar (17) and a chute (18) are arranged in the first buffer cavity (13), one end of the stabilizer bar (17) is inserted into the chute (18), the other end of the stabilizer bar (17) is connected with a sealing plate (16), a second spring (19) is sleeved on the stabilizer bar (17), a sealing ring (20) is sleeved on the fixing column (15), and the sealing ring (20) is arranged in the second buffer cavity (14).

7. The high-reliability direct current emergency power supply device according to claim 1, wherein the supporting plate (4) is provided with a connecting hole (21), a fixing rod (22) is connected to the connecting hole (21) in a threaded manner, one end of the fixing rod (22) is connected with a handle (23), and the other end of the fixing rod (22) is opposite to the power distribution cabinet (1).

8. The high-reliability direct current emergency power supply device according to claim 7, wherein the fixing rod (22) comprises a pressing plate (24) and a pushing rod (25), the pushing rod (25) is in threaded connection with the connecting hole (21), the pressing plate (24) is in sliding connection with the connecting hole (21), a third spring (26) is connected between the pressing plate (24) and the pushing rod (25), a jack (27) is arranged on the pushing rod (25), a plugboard (28) is connected on the pressing plate (24), the plugboard (28) is sleeved with the third spring (26), and the plugboard (28) is in sliding connection with the jack (27).

9. The high-reliability direct-current emergency power supply device according to claim 8, wherein the first buffer pad (29) is connected to the pressing plate (24), and the first buffer pad (29) extends out of the connecting hole (21) to be attached to the side face of the power distribution cabinet (1).

10. The high-reliability direct-current emergency power supply device according to claim 4, wherein the first connecting block (6) and the second connecting block (7) are connected with a second buffer pad (30), the first slot (9) is a through hole, and the second buffer pad (30) extends out of the second slot (10) to be attached to the bottom surface of the power distribution cabinet (1).