CN204615436U - A kind of non intermittented power source machine cabinet - Google Patents
A kind of non intermittented power source machine cabinet Download PDFInfo
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- CN204615436U CN204615436U CN201520193130.1U CN201520193130U CN204615436U CN 204615436 U CN204615436 U CN 204615436U CN 201520193130 U CN201520193130 U CN 201520193130U CN 204615436 U CN204615436 U CN 204615436U
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Abstract
The utility model discloses a kind of non intermittented power source machine cabinet, comprise the framework, door-plate, inner structural members, module and the element that form machine cabinet body, the inner space of described rack becomes multiple installation chamber for installation module, element and control circuit board by baffle for separating, described installation chamber comprise set gradually from top to bottom front lower portion component cavity, front middle part component cavity, upper element chamber, crown member chamber and with described front lower portion component cavity, front middle part component cavity before and after the rear lower component cavity that is arranged side by side; Described dividing plate offers the through hole for connecting up; Described rear lower component cavity and upper element chamber be provided with independently heat dissipation wind channel and be equipped independently fan realize heat radiation; The utility model achieves reasonable, the compact layout of interior of equipment cabinet power component and control circuit board and succinctly orderly electrical connection, reduces the overall physical dimensions of rack thus brings the decline of cost, and making the wiring of cable more succinct and smooth.
Description
Technical field
The utility model relates to non intermittented power source machine cabinet, is specifically related to a kind of non intermittented power source machine cabinet internal structure composition.
Background technology
Non intermittented power source machine cabinet inner space utilance based on prior art design is low, volume large, it is maintainable poor to there is the element (as electric capacity, control circuit board, fan, power model etc.) of life-span restriction and rapid wear, internal power cable and signal cable in disorder, the control circuit board of wiring and bear the impact of high-tension element multidigit easily by laying dust among air channel and cause the probabilities of malfunction such as short circuit, arcing, corrosion of elements to increase, these shortcomings make bulky, the reliability of current non intermittented power source machine cabinet and maintainable poor, high expensive.
Utility model content
The purpose of this utility model is that proposing a kind of topology layout by optimizing interior of equipment cabinet element for above-mentioned technical problem realizes uninterrupted power supply reduced volume, reduces costs and improve the non intermittented power source machine cabinet of reliability and maintainability.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of non intermittented power source machine cabinet, comprise the framework, door-plate, inner structural members, module and the element that form machine cabinet body, the inner space of described rack becomes multiple installation chamber for installation module, element and control circuit board by baffle for separating, described installation chamber comprise set gradually from top to bottom front lower portion component cavity, front middle part component cavity, upper element chamber, crown member chamber and with described front lower portion component cavity, front middle part component cavity before and after the rear lower component cavity that is arranged side by side; Described dividing plate offers the through hole for connecting up.
In the utility model, between described front lower portion component cavity, rear lower component cavity and upper element chamber, be provided with the busbar for realizing power component and control circuit board electrical connection; Described rear lower component cavity and upper element chamber be provided with independently heat dissipation wind channel and be equipped independently fan realize heat radiation.
In the utility model, described front lower portion component cavity is provided with uninterrupted power supply main input switch, bypass input switch, output switch, cell switch, battery fuse and mounting fixing parts thereof, terminal block terminal base, lightning protection component, input electromagnetic compatibility circuit board and exports electromagnetic compatibility circuit board; Described front lower portion component cavity be also provided with maintenance bypass switch and described maintenance bypass switch by guide rails assembling in described membrane front face; Described maintenance bypass switch is provided with maintenance bypass switch lock, described maintenance bypass switch is locked in and points to when uninterrupted power supply normally runs and to withstand the operating grip of described maintenance bypass switch, effectively can prevent the uninterrupted power supply power outage that maintenance bypass switch described in personnel's misoperation causes.
In the utility model, described dividing plate is provided with the first cable-through hole for connecting up and the second cable-through hole, the back side of dividing plate is provided with lightning protection component, input electromagnetic compatibility circuit board and exports electromagnetic compatibility circuit board.
In the utility model, the bottom of described front lower portion component cavity is provided with interchange input cable for guiding separate users to access, battery input cable and exchanges the subscriber branch line plate of output cable and the subscriber's drop plate for fixing described subscriber branch line plate; Described subscriber's drop plate offers an entrance hole, and described subscriber branch line plate offers at least two entrance holes, and described entrance hole is provided with wire bushing.
In the utility model, described front middle part component cavity arranges output filter capacitor, battery contactor and parallel operation control circuit board and the first pallet for installing output filter capacitor, battery contactor and parallel operation control circuit board; Described first pallet is provided with the protective cover for forming electromagnetic shielding to parallel operation control circuit board.
In the utility model, described rear lower component cavity comprises commutating reactor and output transformer, described commutating reactor is electrically connected with main input switch and rectification thyristor module respectively, and described output transformer exports thyristor power model with inversion IGBT module, inversion respectively and output filter capacitor is electrically connected; All dividing plate is had between described rear lower component cavity and upper element chamber and front lower portion component cavity; The bottom of described rear lower component cavity is provided with the first radiator fan group, the top of described rear lower component cavity is provided with the second radiator fan group, and wherein one group of fan group is Suction Form, another group fan group is air intake form, thus in the rear in lower element chamber formation forced heat radiation air-flow dispel the heat.
In the utility model, the dividing plate between described rear lower component cavity and front lower portion component cavity is provided with the air inlet for dispelling the heat for described rear lower component cavity.
In the utility model, the U-shaped guide-track groove that described upper element chamber is provided with rectification thyristor power model, static switch thyristor power model, inversion IGBT power model, dc-link capacitance, current detection circuit plate, drive circuit board and absorbing circuit plate and is fixed on framework, described rectification thyristor power model, static switch thyristor power model and inversion IGBT power model are arranged on the second pallet, and this second pallet is fixed in described U-shaped guide-track groove;
Described rectification thyristor power model is electrically connected with commutating reactor and dc-link capacitance respectively by busbar and cable; Described static switch thyristor power model is electrically connected with output transformer, bypass input switch, system output switch respectively by busbar and cable; The IGBT absorbing circuit plate be fitted on inversion IGBT power model is electrically connected with dc-link capacitance;
Described upper element chamber be also provided with for give rectification thyristor power model, static switch thyristor power model, inversion IGBT power model carries out the radiator dispelled the heat, heat dissipation wind channel structure part and the 3rd radiator fan group, described rectification thyristor power model, static switch thyristor power model and inversion IGBT power model are arranged on described radiator, described heat dissipation wind channel structure part one end is connected with described radiator and forms an entirety with described radiator, the described heat dissipation wind channel structure part other end connects with the 3rd radiator fan group, described 3rd radiator fan group is arranged on described door-plate, described current detection circuit plate is arranged on the both sides of described heat dissipation wind channel structure part.
In the utility model, described crown member chamber is provided with the control box for installing control circuit board, and described control box comprises lamina tecti and can the first control box pallet of dismounting and the second control box pallet separately.
In the utility model, described control box is provided with the ventilation hole for realizing control circuit board Natural Heat Convection.
The utility model becomes multiple installation chamber for installation elements and control circuit board by non intermittented power source machine cabinet inner space being used baffle for separating, optimize the space layout of interior of equipment cabinet, achieve the reasonable of interior of equipment cabinet power component and control circuit board, compact layout and succinctly orderly electrical connection, reduce the overall physical dimensions of rack thus bring the decline of cost, and it is more succinct and smooth to make interior of equipment cabinet connect up, also enhance power module assembly simultaneously, the maintainability of capacitance component and control circuit board and improve antijamming capability and the environmental suitability of control circuit board.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the non intermittented power source machine cabinet in the utility model one embodiment;
Fig. 2 is the side structure schematic diagram one of the non intermittented power source machine cabinet in the utility model one embodiment;
Fig. 3 is the Facad structure schematic diagram of the front lower portion component cavity in the utility model one embodiment;
Fig. 4 is the structure schematic diagram of the front lower portion component cavity in the utility model one embodiment;
Fig. 5 is the side structure schematic diagram two of the non intermittented power source machine cabinet in the utility model one embodiment;
Fig. 6 is the installation site schematic diagram of the radiator fan group in the utility model one embodiment;
Fig. 7 is the structural representation of the front middle part component cavity in the utility model one embodiment;
Fig. 8 is the side structure schematic diagram one in the upper element chamber in the utility model one embodiment;
Fig. 9 is the side structure schematic diagram two in the upper element chamber in the utility model one embodiment;
Figure 10 is the structural representation one in the crown member chamber in the utility model one embodiment;
Figure 11 is the structural representation two in the crown member chamber in the utility model one embodiment.
Embodiment
In order to be illustrated more clearly in the technical solution of the utility model, below in conjunction with drawings and Examples, the technical solution of the utility model is further elaborated, apparently, the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other embodiment can also be obtained according to these embodiments.
With reference to accompanying drawing, a kind of non intermittented power source machine cabinet, comprise the framework 5 and door-plate 7 that form machine cabinet body, the inner space of rack is separated into multiple installation chamber for installation elements and control circuit board 405 by dividing plate 106, see figures.1.and.2, install chamber comprise set gradually from top to bottom front lower portion component cavity 1, front middle part component cavity 2, upper element chamber 3, crown member chamber 4 and with front lower portion component cavity 1, front middle part component cavity 2 before and after the rear lower component cavity 6 that is arranged side by side; Dividing plate 106 offers the through hole for connecting up.Preferably, the busbar for realizing electrical connection between module, element and control circuit board 405 is provided with between front lower portion component cavity 1, rear lower component cavity 6 and upper element chamber 3; Rear lower component cavity 6 and upper element chamber 3 be provided with independently heat dissipation wind channel and be equipped independently fan realize heat radiation.
Wherein, with reference to Fig. 3, front lower portion component cavity 1 is for placing switch, fuse, terminal block terminal base 108 and lightning protection and electromagnetic compatibility circuit board; With reference to Fig. 7, front middle part component cavity 2 is for placing ac filter capacitance component and parallel operation control circuit board 203 and battery contactor 201; With reference to Fig. 5, rear lower component cavity 6 is for placing electromagnetic component module; With reference to Fig. 8, upper element chamber 3 is for placing power device module and dc-link capacitance 306; With reference to Figure 11, crown member chamber 4 is for place system control circuit board 405.
Concrete, with reference to Fig. 3, front lower portion component cavity 1 is arranged on cabinet front, surround primarily of dividing plate 106 and framework 5 and door-plate 7, the equipment that front lower portion component cavity 1 is installed mainly contains uninterrupted power supply main input switch, bypass input switch, maintenance bypass switch 103, output switch, cell switch or battery fuse and mounting fixing parts, terminal block terminal base 108, lightning protection component 112, input electromagnetic compatibility circuit board 111 and exports electromagnetic compatibility circuit board 110 and maintenance bypass switch lock 101.Above-mentioned switch is fixed on dividing plate 106 front of front lower portion component cavity 1 by guide rail 102 or custom-designed part, maintenance bypass switch lock 101 is arranged on the top of maintenance bypass switch 103, when uninterrupted power supply normally runs, maintenance bypass switch lock 101 points to and withstands the operating grip of maintenance bypass switch 103, effectively can prevent the uninterrupted power supply power outage that personnel's misoperation maintenance bypass switch 103 causes.With reference to Fig. 4, lightning protection component 112 and input electromagnetic compatibility circuit board 111, output electromagnetic compatibility circuit board 110 are placed on the back side of aforementioned barriers 106.Dividing plate 106 is positioned at first cable-through hole 105 on the top of above-mentioned switch and the second cable-through hole 107 of bottom, first cable-through hole 105 and the second cable-through hole 107 are specifically designed to switch, lightning protection component 112, electromagnetic compatibility circuit board line cable distribution, and the relevant cables of above-mentioned electromagnetic assembly and power module assembly and lightning protection component 112 are connected with the end of incoming cables of above-mentioned switch through the first cable-through hole 105 or the second cable-through hole 107 with the cable of input electromagnetic compatibility circuit board 111, output electromagnetic compatibility circuit board 110.Above-mentioned switch is connected with the terminal block terminal base 108 (row) be positioned at immediately below switch with the cable of the leading-out terminal of battery fuse.In the utility model, lightning protection component 112 and electromagnetic compatibility circuit board are mounted on dividing plate 106 behind, be connected with switch end of incoming cables by the first cable-through hole 105 above switch, serve and make numerous cable " stealthy " effect after dividing plate 106, make the wiring in rack succinctly attractive in appearance, solve prior art design and various veneer and lightning protection component 112 are placed on switch the same side, the problem that equipment front wiring is in disorder.With reference to Fig. 3, dividing plate 106 immediately below terminal block terminal base 108 (row) is fixedly installed subscriber's drop plate 104 and subscriber branch line plate 109, this subscriber's drop plate 104 is for fixing above-mentioned subscriber branch line plate 109, above-mentioned subscriber branch line plate 109 has the entrance hole of two or more and cable-through hole is provided with wire bushing, this subscriber branch line plate 109 is for guiding the subscriber's drop plate 104 of terminal block, the interchange input cable that subscriber's drop plate 104 accesses mainly for separating of user, battery input cable with exchange output cable, interior of equipment cabinet is facilitated to connect up.In the utility model, subscriber's drop plate 104 is made up of the ordinary tin material (as galvanized iron sheet) of low cost, this subscriber's drop plate 104 only offers an entrance hole, object be in order to avoid user's external cable through two or above enclosed type entrance hole time, because cause eddy current effect around in the closed Metal plate of the electric current between entrance hole between entrance hole, cause unnecessary heating and energy loss.Subscriber branch line plate 109 adopts non-magnet_conductible material to make (as aluminium sheet or epoxy plate, bakelite plate etc.).The utility model has the advantage of when needs design plural entrance hole, in order to avoid the circulation between entrance hole causes eddy-current heating effect in the magnetic conduction type Metal plate closed, the multiple entrance holes be opened in conventional design on subscriber's drop plate 104 are transferred on non-magnetic subscriber branch line plate 109, subscriber's drop plate 104 can be avoided all to adopt non-magnet material by such design and cause cost increase, subscriber's drop plate 104 also can be avoided to cause the mechanical strength of subscriber's drop plate 104 to decline because of the entrance hole offering multiple non-close type simultaneously, taken into account the cost of subscriber's drop plate 104 simultaneously, mechanical strength and separated time function.
With reference to Fig. 5 and Fig. 7, front middle part component cavity 2 is arranged on above front lower portion component cavity 1, mainly be provided with uninterrupted power supply output filter capacitor 202, battery contactor 201 and parallel operation control circuit board 203 in front middle part component cavity 2, output filter capacitor 202 is electrically connected by cable or busbar with the output transformer 601 being arranged on rear lower component cavity 6.With reference to Fig. 5, because with output transformer 601 apart from closely, cable connects succinct convenient, and high-frequency current loop is short, contributes to the Electro Magnetic Compatibility promoting uninterrupted power supply complete machine.Front middle part component cavity 2 is provided with the first pallet 205 for installing output filter capacitor 202, battery contactor 201 and parallel operation control circuit board 203, above-mentioned output filter capacitor 202, battery contactor 201 and parallel operation control circuit board 203 are all fixed on this first pallet 205 and form a modular assembly, achieve the modularization assembling of complete machine general assembly front assembly, this design simplifies general assembly, improves production efficiency.With reference to Fig. 7; on the first pallet 205 in front middle part component cavity 2, equipment has the protective cover 204 for forming electromagnetic shielding to parallel operation control circuit board 203; thus above-mentioned parallel operation control circuit board 203 is installed in the protective cover 204 of design separately; carry out electromagnetic shielding with the electromagnetic component be arranged in upper element chamber 3, be conducive to the reliability improving uninterrupted power supply.In element in above-mentioned front middle part component cavity 2, output filter capacitor 202 is Life Type elements, regular needs are safeguarded and are changed, parallel operation control circuit board 203 operates connection parallel operation signal cable in operation on-the-spot needs, these elements are positioned in front middle part component cavity 2 by the utility model, only need open the front inside door in upper element chamber 3, just can carry out front maintenance to these elements, the convenience of the maintenance improved greatly.
With reference to Fig. 5, rear lower component cavity 6 and front lower portion component cavity 1, be arranged side by side before and after front middle part component cavity 2, rear lower component cavity 6 is mainly used in installing the electromagnetic component placing uninterrupted power supply, comprise commutating reactor 602 and output transformer 601, commutating reactor 602 is electrically connected with the main input switch of front lower portion component cavity 1 and the rectification thyristor module in upper element chamber 3, the inversion IGBT module in output transformer 601 and upper element chamber 3, the output filter capacitor 202 that inversion exports thyristor power model and front middle part component cavity 2 is electrically connected.Commutating reactor 602 and the rear lower component cavity 6 residing for output transformer 601 and all have dividing plate 106 between rack upper element chamber 3 and front lower portion component cavity 1, the relative closure achieving air channel is independent.With reference to Fig. 6, the electromagnetic component of rear lower component cavity 6 is dispelled the heat by the first radiator fan group 604 of being arranged on the bottom of rear lower component cavity 6 and the second radiator fan group 605 of being arranged on rear lower component cavity 6 top, and, wherein one group of fan group is Suction Form, another group fan group is air intake form, thus formation forced heat radiation air-flow dispels the heat in rear lower component cavity 6; Preferably, the second radiator fan group 605 adopts the mode of exhausting to take the hot blast of rear lower component cavity 6 out of rack, and the first radiator fan group 604 adopts the mode of drying in rack to provide cold wind for electromagnetic component dispels the heat; If necessary, the first radiator fan group 604 also can be adopted to adopt the mode of exhausting, the second radiator fan group 605 adopts the mode of blowing to dispel the heat to rear lower component cavity 6.With reference to Fig. 5, dividing plate 106 between rear lower component cavity 6 and front lower portion component cavity 1 and leave the air inlet 603 dispelled the heat as rear lower component cavity 6 electromagnetic component in certain gap between the mounting base of commutating reactor 602 and output transformer 601, the heat radiation that this air inlet 603 is mainly commutating reactor 602 provides cold air duct.With reference to Fig. 4, simultaneously the first pallet 205 of above-mentioned front middle part component cavity 2 considers to meet fully close output transformer 601 coil under the prerequisite that safety requires in the utility model, achieve and provide the object in air channel for output transformer 601 coil dispels the heat, the cold wind sent into from rack bottom inlet can be avoided to walk around the heat radiation air flue of output transformer 601 coil, affect radiating effect.It is unique to use for clear, the fan of electromagnetic component heat dissipation wind channel design of rack rear lower component cavity 6 in the utility model, has compact conformation, advantage that radiating efficiency is high compared to prior art.
With reference to Fig. 8 and Fig. 9, the power module assembly of uninterrupted power supply is mainly placed in upper element chamber 3, comprises drive circuit board and the absorbing circuit plate 313 of rectification thyristor power model 301, static switch thyristor power model 312, inversion IGBT power model 307, dc-link capacitance 306, radiator 304, heat dissipation wind channel structure part 302, current detection circuit plate and above-mentioned power model.Rectification thyristor power model 301 is electrically connected with commutating reactor 602 and dc-link capacitance 306 by busbar and cable.Static switch thyristor power model 312 is electrically connected with output transformer 601, bypass input switch, system output switch by busbar and cable.The IGBT absorbing circuit plate be fitted on inversion IGBT power model 307 is electrically connected with dc-link capacitance 306.All power models in upper element chamber 3 are all installed on radiator 304, and radiator 304 heat dissipation wind channel structure part 302 that is final and power model is installed together formation entirety.With reference to Fig. 6 and Figure 10, the position that machine cabinet door plate 7 is corresponding with heat dissipation wind channel structure part 302 is installed and is provided with the 3rd radiator fan group 314, the fan of the 3rd radiator fan group 314 adopts exhausting form, and the 3rd radiator fan group 314 and the structure of heat dissipation wind channel structure part 302 for being separated from each other, namely all power models share the 3rd radiator fan group 314, because the 3rd radiator fan group 314 is made up of multiple fan, the stability of system is high.With reference to Fig. 7, the drive circuit board of power model and absorbing circuit plate 313 are installed on the vertical mounting surface of heat dissipation wind channel structure part 302 rear end, multiple current detection circuit plates are arranged on the both sides of heat dissipation wind channel structure part 302 respectively, and dc-link capacitance 306 is arranged on the dead ahead of radiator 304.
Above-mentioned power module assembly all adopts modularized design, is integrated with the functions such as power conversion, driving, absorption, input, and topology layout is compact, it is little to take up room; And achieve the modularization of power module assembly before the general assembly of uninterrupted power supply complete machine based on modular design and produce separately, reduce the workload of general assembly, improve production efficiency.With reference to Fig. 7, above-mentioned (PCC) power final integral is installed on custom-designed second pallet 308, forms an entirety.This second pallet 308 is fixed in custom-designed U-shaped guide-track groove 309, when complete machine general assembly, only in rack dead ahead, the second pallet 308 need be aimed at U-shaped guide-track groove 309 entrance, then push and the second pallet 308 is locked on the front end column of cabinet framework 5.Because power module assembly is heavier, the utility model realizes integral installation or the dismounting of power module assembly by the second pallet 308, greatly reduces power module assembly assembly difficulty when producing and safeguarding.Above-mentioned power module assembly adopts heat dissipation wind channel structure part 302 form independent ventiduct and carry out forced heat radiation by the 3rd radiator fan group 314,3rd radiator fan group 314 is installed on the back door of non intermittented power source machine cabinet, with heat dissipation wind channel structure part 302 for being separated from each other structure, namely all power models share the 3rd radiator fan group 314.3rd radiator fan group 314 is made up of multiple radiator fan, certain unit in whole power module assembly can not be caused to lose the ability of power conversion completely when any one fan fails in the 3rd radiator fan group 314, it is only the minimizing of the heat dissipation ventilation amount of power module assembly under this operating mode, limit the fan-out capability of power module assembly, uninterrupted power supply complete machine still can derate run, be unlikely to comprehensively out of service because of a fan fails in the 3rd radiator fan group 314, compared to the design of prior art, reliability of the present utility model is higher.3rd radiator fan group 314 adopts the form of exhausting, the drive circuit board of above-mentioned power model and absorbing circuit plate 313 are all installed on the rear side of radiator 304 air inlet 603, namely be not in air channel, and vertically arranged mode all taked by the circuit board that wherein element is more and intensive, the drive circuit board of above-mentioned power model and the installation site of absorbing circuit plate 313 and installation form all contribute to eliminating the drive circuit board of laying dust for above-mentioned power model and the impact of absorbing circuit plate 313 in air channel, improve adaptive capacity to environment and the reliability of uninterrupted power supply.Current detection circuit plate in above-mentioned power module assembly is installed on the both sides of air channel structure part, and current detection circuit plate comprises the first current detection circuit plate 303 being installed on heat dissipation wind channel structure part 302 side and the second current detection circuit plate 310 being arranged on heat dissipation wind channel structure part 302 opposite side and the 3rd current detection circuit plate 311.With reference to Fig. 6, rectification thyristor power model 301 is connected to the cable of commutating reactor 602 through the current sensor on the first current detection circuit plate 303, the cable being connected to bypass input switch and system output switch of the thyristor power model of bypass and output static switch is each passed through the second current detection circuit plate 310 and the 3rd current detection circuit plate 311, the design of three current detection circuit plates and layout type serve the effect of fixed current transducer, also simultaneously by the fixing scope of activities indirectly limiting power cable of three current sensors, make the wiring of power cable more concentrated, succinct and smooth, solve current sensor in prior art to fix irregular and power cable and to connect up in disorder problem.Dc-link capacitance 306 in above-mentioned power module assembly is installed on radiator 304 dead ahead, and near the front end of pallet, due to the element that dc-link capacitance 306 is life-span restricted types, need periodic maintenance and replacing, the utility model can realize front maintenance about the layout of dc-link capacitance 306 in the inside door situation opening rack upper element chamber 3, and maintainability is improved greatly.
With reference to Figure 10 and Figure 11, crown member chamber 4 is provided with the control box for installing control circuit board 405, and control box comprises lamina tecti 403 and can the first control box pallet 401 and the second control box pallet 402 of dismounting separately.Control box is that lamina tecti 403, first control box pallet 401, second control box pallet 402 and cabinet framework 5 around surround an enclosure space, and the various control circuit boards 405 of uninterrupted power supply are installed concentratedly and made the wiring of holding wire more concentrated in the layout of control box.Control circuit board 405 is arranged in the metal space of relative closure simultaneously, and the anti-electromagnetic interference capability of control circuit board 405 is greatly improved.Preferably, the side, front and back of control box all offers the ventilation hole 404 for realizing control circuit board 405 Natural Heat Convection, effectively controls and reduces the temperature rise of control circuit board 405, improve the reliability of control circuit board 405.The the first control box pallet 401 arranged before and after control box comprises and second control box pallet 402 two parts composition, every part all can be dismantled separately, and the object of this split-type design is to realize carrying out maintenance from enclosure top to the power model the power module assembly in upper element chamber 3 and relevant circuit board change by dismantling the first control box pallet 401 and/or the second control box pallet 402.Such as; the uninterrupted power supply of prior art be merely able to from the side or the back side concerning power module assembly is safeguarded; singly when actual installation; due to external factor restriction; uninterrupted power supply is usually understood multiple stage and is installed side by side; or install near wall, leave the back side for and to safeguard and the space of side maintenance does not very littlely even have.And in the utility model, only need by control and the second control box pallet 402 remove and namely can realize that maintenances is carried out to the circuit board of the power model on radiator 304 and periphery and change, maintainability is great raising relative to prior art.
The utility model is by being divided into 5 capital equipment spaces by uninterrupted power supply complete machine cabinet space structure, by optimizing the layout of non intermittented power source machine cabinet inner member, solve because enclosure interior utilance is low, volume is large, main element and power model are maintainable poor, internal power cable and signal cable connect up in disorder, and control circuit board 405 and bear the impact of high-tension element multidigit easily by laying dust among air channel and cause short circuit, arcing, the probabilities of malfunction such as corrosion of elements increase this series of problems, and the uninterrupted power supply reliability to be caused by this series of problems, volume, cost and maintainable problem.In the utility model, the design feature of five component cavity is summarized as follows,
Rack front lower portion component cavity 1
1. lightning protection component 112, input electromagnetic compatibility circuit board 111 and output electromagnetic compatibility circuit board 110 are in the layout of dividing plate 106 back side, and the design of two cable-through holes makes the stealthy layout after dividing plate 106 of cable, make to connect up succinctly smooth, attractive in appearance;
2. personnel's misoperation maintenance bypass switch 103 is avoided in the design of maintenance bypass switch lock 101;
3. the independent design of subscriber's drop plate 104 and subscriber branch line plate 109, and subscriber's drop plate 104 and subscriber branch line plate 109 material choose the heating problem that namely can effectively prevent eddy current effect from bringing, also taken into account the mechanical strength of cost and subscriber's drop plate 104 and subscriber branch line plate 109.
Rack front middle part component cavity 2
1. the layout of output filter capacitor 202 is safeguarded very convenient before making, and to make inverter export high-frequency current loop short with the layout of output transformer 601 close together, and Electro Magnetic Compatibility is good;
2. the design structure heat dissipation wind channel of output transformer 601 of electric capacity pallet, the heat radiation air flue avoiding cold wind to walk around transformer coil affects radiating effect.
Rack rear lower component cavity 6
1. the independent heat dissipation wind channel of output transformer 601 and commutating reactor 602 is formed by the first pallet 205; Special air duct offered by first radiator fan group 604 and the exhausting of the second radiator fan group 605 and the commutating reactor 602 that is designed to of blowing.
Rack upper element chamber 3
1. the modularized design of power module assembly, makes compact conformation, takes up room little, and can produce separately before complete machine general assembly, efficiency is high, decreases difficulty and the workload of general assembly, improves production efficiency;
2. the design of the second pallet 308 and U-shaped guide-track groove 309 makes the (PCC) power of heavier-weight easy for installation;
3. the 3rd radiator fan group 314 makes the 3rd radiator fan group 314 have certain redundant ability, even if the 3rd one of them fan fails of radiator fan group 314 also can not cause uninterrupted power supply complete machine out of service with the separation design of heat dissipation wind channel structure part 302;
4. the design of the exhausting of the 3rd radiator fan group 314, and the topology layout that in power module assembly, each veneer layout is positioned at after radiator 304 air inlet 603 can reduce the impact of air channel laying dust for circuit board greatly
5. the preposition layout of dc-link capacitance 306 is safeguarded before making and is become easy;
6. the design of current detection circuit plate and layout make the fixing more firmly Sum fanction of current sensor, power cable wiring more to concentrate and smooth.
Enclosure top component cavity 4
1. the concentrated placement of the control circuit board 405 of uninterrupted power supply makes signal line wiring more succinct and smooth, enhances the anti-electromagnetic interference capability of control circuit board 405 in the metal control box of relative closure;
2. the Natural Heat Convection ventilation hole 404 offered before and after control box contributes to the temperature rise of the control circuit board 405 reducing control box inside, strengthens reliability;
3. control box is divided into two-part design before and after the first control box pallet 401 and the second control box pallet 402 to achieve safeguarding power model power module assembly and radiator 304 from enclosure top, substantially increase the maintainability of non intermittented power source machine cabinet.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. a non intermittented power source machine cabinet, comprise the framework, door-plate, inner structural members, module and the element that form machine cabinet body, it is characterized in that, the inner space of described rack becomes multiple installation chamber for installation module, element and control circuit board by baffle for separating, described installation chamber comprise set gradually from top to bottom front lower portion component cavity, front middle part component cavity, upper element chamber, crown member chamber and with described front lower portion component cavity, front middle part component cavity before and after the rear lower component cavity that is arranged side by side; Described dividing plate offers the through hole for connecting up.
2. non intermittented power source machine cabinet as claimed in claim 1, it is characterized in that, described front lower portion component cavity is provided with main input switch, bypass input switch, output switch, cell switch, battery fuse and mounting fixing parts thereof, terminal block terminal base, lightning protection component, input electromagnetic compatibility circuit board and exports electromagnetic compatibility circuit board; Described front lower portion component cavity be also provided with maintenance bypass switch and described maintenance bypass switch by guide rails assembling in described membrane front face, described maintenance bypass switch is provided with maintenance bypass switch lock.
3. non intermittented power source machine cabinet as claimed in claim 2, is characterized in that, described dividing plate being provided with the first cable-through hole for connecting up and the second cable-through hole.
4. non intermittented power source machine cabinet as claimed in claim 1, it is characterized in that, the bottom of described front lower portion component cavity is provided with interchange input cable for guiding separate users to access, battery input cable and exchanges the subscriber branch line plate of output cable and the subscriber's drop plate for fixing described subscriber branch line plate; Described subscriber's drop plate offers an entrance hole, and described subscriber branch line plate offers at least two entrance holes, and described entrance hole is provided with wire bushing.
5. non intermittented power source machine cabinet as claimed in claim 1, described front middle part component cavity is provided with output filter capacitor, battery contactor, parallel operation control circuit board and the first pallet for installing output filter capacitor, battery contactor and parallel operation control circuit board; Described first pallet is provided with the protective cover for forming electromagnetic shielding to parallel operation control circuit board.
6. non intermittented power source machine cabinet as claimed in claim 1, it is characterized in that, described rear lower component cavity comprises commutating reactor and output transformer, described commutating reactor is electrically connected with main input switch and rectification thyristor module respectively, and described output transformer exports thyristor power model with inversion IGBT module, inversion respectively and output filter capacitor is electrically connected; All dividing plate is had between described rear lower component cavity and upper element chamber and front lower portion component cavity; The bottom of described rear lower component cavity is provided with the first radiator fan group, and the top of described rear lower component cavity is provided with the second radiator fan group, and wherein one group of fan group is Suction Form, and another group fan group is air intake form.
7. non intermittented power source machine cabinet as claimed in claim 1, is characterized in that, the dividing plate between described rear lower component cavity and front lower portion component cavity being provided with the air inlet for dispelling the heat for described rear lower component cavity.
8. non intermittented power source machine cabinet as claimed in claim 1, it is characterized in that, the U-shaped guide-track groove that described upper element chamber is provided with rectification thyristor power model, static switch thyristor power model, inversion IGBT power model, dc-link capacitance, current detection circuit plate, drive circuit board and absorbing circuit plate and is fixed on framework, described rectification thyristor power model, static switch thyristor power model and inversion IGBT power model are arranged on the second pallet, and this second pallet is fixed in described U-shaped guide-track groove;
Described rectification thyristor power model is electrically connected with commutating reactor and dc-link capacitance respectively by busbar and cable; Described static switch thyristor power model is electrically connected with output transformer, bypass input switch, system output switch respectively by busbar and cable; The IGBT absorbing circuit plate be fitted on inversion IGBT power model is electrically connected with dc-link capacitance;
Described upper element chamber be also provided with for give rectification thyristor power model, static switch thyristor power model, inversion IGBT power model carries out the radiator dispelled the heat, heat dissipation wind channel structure part and the 3rd radiator fan group, described rectification thyristor power model, static switch thyristor power model and inversion IGBT power model are arranged on described radiator, described heat dissipation wind channel structure part one end is connected with described radiator and forms an entirety with described radiator, the described heat dissipation wind channel structure part other end connects with the 3rd radiator fan group, described 3rd radiator fan group is arranged on described door-plate, described current detection circuit plate is arranged on the both sides of described heat dissipation wind channel structure part.
9. non intermittented power source machine cabinet as claimed in claim 1, it is characterized in that, described crown member chamber is provided with the control box for installing control circuit board, and described control box comprises lamina tecti and can the first control box pallet of dismounting and the second control box pallet separately.
10. non intermittented power source machine cabinet as claimed in claim 9, is characterized in that, described control box being provided with the ventilation hole for realizing control circuit board heat loss through convection.
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| CN201520193130.1U CN204615436U (en) | 2015-04-01 | 2015-04-01 | A kind of non intermittented power source machine cabinet |
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| CN201520193130.1U CN204615436U (en) | 2015-04-01 | 2015-04-01 | A kind of non intermittented power source machine cabinet |
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| CN204615436U true CN204615436U (en) | 2015-09-02 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106505415A (en) * | 2016-12-09 | 2017-03-15 | 湖北日海通讯技术有限公司 | A kind of power supply row cabinet |
| CN109030911A (en) * | 2018-07-20 | 2018-12-18 | 深圳市实益达工业有限公司 | A kind of Multifunctional power panel voltage testing system patch panel |
| CN111064087A (en) * | 2020-03-18 | 2020-04-24 | 潍坊高源电气有限公司 | 80K-100K special UPS power supply for electric power based on electric power standard cabinet |
| CN113115534A (en) * | 2021-03-15 | 2021-07-13 | 青岛海尔空调器有限总公司 | Electric box and air conditioner |
| CN117154561A (en) * | 2023-11-01 | 2023-12-01 | 四川汉舟电气股份有限公司 | Integrated UPS switch cabinet, electric cabinet and disassembly and assembly method of UPS cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106505415A (en) * | 2016-12-09 | 2017-03-15 | 湖北日海通讯技术有限公司 | A kind of power supply row cabinet |
| CN106505415B (en) * | 2016-12-09 | 2019-08-23 | 日海智能科技股份有限公司 | A kind of power supply column cabinet |
| CN109030911A (en) * | 2018-07-20 | 2018-12-18 | 深圳市实益达工业有限公司 | A kind of Multifunctional power panel voltage testing system patch panel |
| CN111064087A (en) * | 2020-03-18 | 2020-04-24 | 潍坊高源电气有限公司 | 80K-100K special UPS power supply for electric power based on electric power standard cabinet |
| CN113115534A (en) * | 2021-03-15 | 2021-07-13 | 青岛海尔空调器有限总公司 | Electric box and air conditioner |
| CN117154561A (en) * | 2023-11-01 | 2023-12-01 | 四川汉舟电气股份有限公司 | Integrated UPS switch cabinet, electric cabinet and disassembly and assembly method of UPS cabinet |
| CN117154561B (en) * | 2023-11-01 | 2024-01-05 | 四川汉舟电气股份有限公司 | Integrated UPS switch cabinet, electric cabinet and disassembly and assembly method of UPS cabinet |
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Effective date of registration: 20170303 Address after: Baoan District Xixiang street Shenzhen city Guangdong province 518102 Po Road Tiansan bota Industrial Zone 56 A floor, 1 West Patentee after: Yi Like Electrosource, Inc. of Shenzhen Address before: Baoan District Xixiang street Shenzhen city Guangdong province 518102 Po Road Tiansan bota 56 Dong Industrial Zone A floor Patentee before: Shenzhen Zhong Shenghenghua Electric Applicance Co., Ltd |