CN114204663A - Mobile uninterrupted AC/DC power supply device - Google Patents
Mobile uninterrupted AC/DC power supply device Download PDFInfo
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- CN114204663A CN114204663A CN202111406793.3A CN202111406793A CN114204663A CN 114204663 A CN114204663 A CN 114204663A CN 202111406793 A CN202111406793 A CN 202111406793A CN 114204663 A CN114204663 A CN 114204663A
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- battery
- power supply
- carriage
- alternating current
- air switch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20863—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of auxiliary equipment of transformer substations, in particular to a mobile uninterrupted AC/DC power supply device which comprises a transport vehicle, a carriage and a battery pack. The invention has reasonable and compact structure and convenient use, can directly install the storage battery pack on the tray to form a battery pack by arranging the battery bracket and the tray, then install the battery pack in a carriage of a transport vehicle, charge the storage battery through the rectifier module when in use, and then directly transport the device to a working site to be used as a direct current power supply to supply power to a direct current system in a transformer substation, so that maintenance personnel do not need to carry and assemble the storage battery on site, thereby avoiding the damage and collision of the maintenance personnel by the battery, effectively reducing the labor intensity, and having the characteristics of safety, labor saving, simplicity, convenience and high efficiency; in addition, the direct current in the storage battery can be converted into constant-voltage alternating current for output through the inverter on the UPS, so that the power supply can be switched instantly and uninterruptedly in the emergency power-protecting process of important activity places.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment of transformer substations, in particular to a mobile uninterrupted AC/DC power supply device.
Background
The current operation mode of the direct current system of the transformer substation is as follows: and when the AC system in the station fails, the storage battery pack in the station supplies power to the DC system to provide DC power required by the relay protection and communication equipment in the whole station. However, when the battery pack needs to be checked for charging and discharging, the connection fuse of the battery pack and the dc system needs to be disconnected, and then the dc discharge instrument is connected to the battery pack for discharging operation. The potential safety hazard that this technical scheme exists at present is: at the moment, the station alternating current system is the only power supply, when the station alternating current system fails, the direct current system loses the power supply capacity, and the relay protection and communication equipment in the station lose working power supply and cannot work normally. Therefore, when the charging and discharging inspection of the storage battery of the transformer substation is carried out, a standby storage battery pack needs to be additionally configured to serve as a standby power supply, the standby storage batteries need to be manually carried and assembled, the process is time-consuming, labor-consuming and low in working efficiency, and operating personnel are prone to being collided and injured and battery damage events occur. In addition, because the storage battery is an energy storage device which is filled with electrolyte and converts chemical energy into electric energy, the electrolyte can generate chemical reaction during charging and discharging, acid harmful gases such as sulfuric acid gas and the like can be discharged, the concentration of the acid harmful gases in a closed space can be increased rapidly, and the acid harmful gases are harmful to human health and have certain corrosivity on equipment.
In addition, with the rapid and vigorous development of social economy, major security power supply activities such as local various major conferences, development forums, sports events, folk custom activities, national examinations and the like are frequently presented, and the requirement on power supply reliability is higher and higher. If when the power is protected in college entrance examination, because the power generation equipment on the power generation car needs a certain time to start, this period of time may cause the english listening comprehension examination to be interrupted, incomplete, for this reason need an emergency device that can instantaneously incessantly switch power.
Disclosure of Invention
The invention provides a mobile uninterrupted AC/DC power supply device, which overcomes the defects of the prior art and can effectively solve the problems of time and labor waste, low working efficiency and potential safety hazard in the processes of carrying and assembling a standby battery pack on site during charging and discharging inspection of a storage battery pack of a direct current system of the conventional transformer substation; the problem that the power supply can not be switched instantly and uninterruptedly in the emergency power protection process of important activity places is further solved.
The technical scheme of the invention is realized by the following measures: a mobile uninterrupted AC/DC power supply device comprises a transport vehicle, a carriage and a battery assembly, wherein the transport vehicle is provided with the carriage, a rear door is hinged on a rear side plate of the carriage, and the rear door and the rear side plate of the carriage are locked through a lockset; the middle part of the upper side plate of the carriage is provided with an internally and externally communicated vent, the outer side of the upper side plate of the carriage corresponding to the position of the vent is provided with a rain cover with a downward opening, the left side and the right side of the rain cover are respectively provided with an internally and externally communicated air outlet, and a heat radiation fan is arranged in the rain cover; the electric installation support is arranged on the inner side of the rear part of the carriage, at least one rectifier module is uniformly distributed on the rear side of the middle part to the right part of the electric installation support, and a control assembly is arranged on the electric installation support corresponding to the position below the rectifier module; the control assembly is connected with each rectification module, each rectification module is connected with the battery assembly, two adjacent groups of battery assemblies are connected in series, and the battery assemblies are connected with the control assembly.
The following is further optimization or/and improvement of the technical scheme of the invention:
the control assembly can comprise a direct current output air switch, an alternating current input air switch, a direct current output indicator lamp, a direct current output interface, an alternating current input indicator lamp, an alternating current input interface and a fuse, wherein the direct current output air switch and the direct current input air switch are arranged on the electrical mounting bracket corresponding to the lower position of the rectification module at intervals from left to right; the direct current output indicator lamp and the direct current output air switch are sequentially connected between the battery assembly and the direct current output interface, the alternating current input interface is connected with the alternating current input air switch, the alternating current input air switch is respectively connected with each rectification module, the alternating current input indicator lamp is connected between each rectification module and the alternating current input air switch, and the fuse is connected between each rectification module and the battery assembly.
The vehicle-mounted power supply further comprises a power supply mounting seat, a UPS power supply, an AC output air switch, an AC output indicator lamp and an AC output interface, wherein the power supply mounting seat is fixedly mounted on the inner side of the left part of the lower side plate of the carriage corresponding to the position between the rear door and the battery component, and the UPS power supply is fixedly mounted on the power supply mounting seat; the electric mounting bracket corresponding to the left position of the alternating current input idle switch is provided with an alternating current output idle switch, and the electric mounting brackets corresponding to the upper position and the lower position of the alternating current output idle switch are respectively provided with an alternating current output indicator lamp and an alternating current output interface; the AC input air switch is connected with the UPS, the battery component is connected with the UPS, and the AC output indicator lamp and the AC output air switch are sequentially connected between the UPS and the AC output interface.
The electric installation support can also comprise a storage battery polling instrument, an alternating current voltmeter and a direct current voltmeter, wherein the storage battery polling instrument, the direct current voltmeter and the direct current voltmeter are arranged on the rear side of the upper part of the electric installation support at intervals; the battery pack is connected with the storage battery polling instrument, a direct current voltmeter is arranged between the battery pack and the direct current output air switch, and the alternating current input air switch is connected with the alternating current voltmeter.
The battery component can comprise a battery support, trays, storage batteries, baffle plates and separating strips, wherein the battery support is arranged on the inner side of the lower side plate of the carriage, at least two layers of trays are arranged on the battery support, and a plurality of storage batteries which are connected in series are arranged on the upper side of each layer of tray at intervals from left to right; the equal fixed mounting in both ends upside has the blend stop strip around every layer of tray, corresponds the tray upside of position between two adjacent batteries and all is equipped with the branch parting bead.
The carriage can further comprise an access door, the carriage right side plate corresponding to the front side position of the electric mounting support is hinged with the access door, and the access door and the carriage right side plate are locked through a lockset.
The battery assembly can also comprise guide rails, sliding blocks, a left limiting pin seat, a right limiting pin and a right limiting pin seat, the inner sides of the lower side plates of the carriages corresponding to the positions of each group of battery assemblies are provided with the guide rails with the right ends positioned at the right of the battery assemblies, and the sliding blocks are arranged between each guide rail and the corresponding battery assembly; the inner sides of the left side plates of the carriage corresponding to the left side positions of the upper parts of each group of battery assemblies are fixedly provided with left limiting pin seats, each left limiting pin seat is provided with a first limiting groove with a right opening, and a left limiting pin with the right end fixedly arranged with the corresponding position of the left side of the upper part of the battery assembly is arranged in each first limiting groove; the inner side of the access door corresponding to the right side position of the upper part of each group of battery packs is fixedly provided with a right limiting pin seat, each right limiting pin seat is provided with a second limiting groove with a left opening, and each second limiting groove is internally provided with a right limiting pin with a left end fixedly mounted together with the right side corresponding to the upper part of each battery pack.
The battery component can also comprise rollers and bolts, at least two groups of rollers are arranged at the left and right of the bottom of each group of battery components at intervals, and each group of rollers comprises two rollers which are arranged at intervals from front to back; the right end of each guide rail is provided with a first pin hole which is communicated from top to bottom, the right end of the sliding block corresponding to the position of each first pin hole is provided with a second pin hole which is communicated from top to bottom, and a bolt with the lower end positioned in the first pin hole is arranged in each second pin hole.
The transport vehicle shell comprises a vehicle frame, wheels, suspensions, a traction frame, auxiliary wheels and auxiliary supports, wherein a carriage is fixedly mounted on the upper side of the vehicle frame, two wheels are arranged on the left side and the right side of the middle of the vehicle frame at intervals, the two wheels are connected with the vehicle frame through the suspensions, the traction frame is arranged in the middle of the front end of the vehicle frame, the auxiliary supports are fixedly mounted in the middle of the lower side of the front end of the vehicle frame, and the auxiliary wheels are arranged at the lower ends of the auxiliary supports.
The invention has reasonable and compact structure and convenient use, can directly install the storage battery pack on the tray to form a battery pack by arranging the battery bracket and the tray, then install the battery pack in a carriage of a transport vehicle, charge the storage battery by the rectifier module when in use, and then directly transport the device to a working site to be used as a direct current power supply to supply power to a direct current system in a transformer substation, so that the direct current power supply in the original station can be quickly replaced when the direct current system of the transformer substation is transformed, the storage battery is maintained, the storage battery is replaced or the direct current system fails, a relay protection device and other secondary equipment can still stably operate when the alternating current of the transformer substation is lost, the failure probability of a power grid is reduced, meanwhile, a maintainer does not need to carry and assemble the storage battery on site any more, the maintainer can be prevented from being crushed and collided by the battery, the labor intensity is effectively reduced, and the invention has the advantages of safety, safety and the use of the device, Labor saving, simplicity and high efficiency; in addition, the direct current in the storage battery can be converted into constant-voltage alternating current for output through the inverter on the UPS, so that the power supply can be switched instantly and uninterruptedly in the emergency power-protecting process of important activity places.
Drawings
Fig. 1 is a right-side view schematically showing the construction of the preferred embodiment of the present invention (access door open state).
Fig. 2 is a rear view schematically showing the construction of the preferred embodiment (rear door open state) of the present invention.
Fig. 3 is a right-side view schematically showing the structure of the preferred embodiment of the present invention (the access door closed state).
Fig. 4 is an enlarged perspective view of the battery pack of fig. 1.
Fig. 5 is a circuit block diagram of the preferred embodiment of the present invention.
The codes in the figures are respectively: 1 is a carriage, 2 is a back door, 3 is an electrical installation support, 4 is a rectifier module, 5 is a direct current output air switch, 6 is an alternating current input air switch, 7 is a direct current output indicator lamp, 8 is a direct current output interface, 9 is an alternating current input indicator lamp, 10 is an alternating current input interface, 11 is a power supply installation seat, 12 is a UPS power supply, 13 is an alternating current output air switch, 14 is an alternating current output indicator lamp, 15 is an alternating current output interface, 16 is a storage battery polling instrument, 17 is an alternating current voltmeter, 18 is a direct current voltmeter, 19 is a battery support, 20 is a tray, 21 is a storage battery, 22 is a baffle bar, 23 is a separation bar, 24 is an access door, 25 is a guide rail, 26 is a sliding block, 27 is a right limit pin, 28 is a right limit pin seat, 29 is a roller, 30 is a bolt, 31 is a rain cover, 32 is an air outlet, 33 is a vehicle frame, 34 is a vehicle wheel, 35 is a suspension frame, 36 is a traction frame, 37 is an auxiliary wheel, auxiliary brackets 38 and second pin holes 39.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
as shown in attached figures 1, 2, 3, 4 and 5, the mobile uninterrupted ac/dc power supply device comprises a transport vehicle, a carriage 1 and a battery assembly, wherein the transport vehicle is provided with the carriage 1, a rear door 2 is hinged on a rear side plate of the carriage 1, and the rear door 2 and the rear side plate of the carriage 1 are locked through a lockset; the middle part of the upper side plate of the carriage 1 is provided with an inside-outside through ventilation opening, the outer side of the upper side plate of the carriage 1 corresponding to the position of the ventilation opening is provided with a rain cover 31 with a downward opening, the left side and the right side of the rain cover 31 are respectively provided with an inside-outside through air outlet 32, and a heat radiation fan is arranged in the rain cover 31; at least two groups of battery assemblies are arranged at intervals from the middle part to the inner side of the front part of the carriage 1, an electric mounting bracket 3 is arranged at the inner side of the rear part of the carriage 1, at least one rectifier module 4 is uniformly distributed from the middle part to the rear side of the right part of the electric mounting bracket 3, and a control assembly is arranged on the electric mounting bracket 3 corresponding to the position below the rectifier module 4; the control assembly is connected with each rectification module 4, all the rectification modules 4 are connected with the battery assemblies after being connected in parallel, two adjacent groups of battery assemblies are connected in series, and the battery assemblies are connected with the control assembly. According to requirements, the rear door 2 can be a single door or a split door according to the width of the carriage 1, and the rear door 2 is a split door in the embodiment; the lockset between the rear door 2 and the rear side plate of the carriage 1 can be a bolt, a one-inch lock of a container and a bolt with a lock in the prior art, and in order to ensure reliable fixation, convenient installation and suitable transportation, the one-inch lock of the container commonly used by the van is used in the embodiment; when the heat dissipation of the battery assembly is large, an air conditioner can be further installed in the rain cover 31; electric installing support 3 can be steel structure support among the prior art, foraminiferous angle bar and foraminiferous otter board equipment support, towards the waist hole steel sheet, for easy to assemble under the circumstances of guaranteeing structural strength, uses foraminiferous angle bar and foraminiferous otter board equipment support in this embodiment.
Before use, the control assembly is turned on in advance, and the battery assembly is fully charged through the rectifying module 4; when the device is used, the battery pack installed in the carriage 1 is transported to an operation site in a transformer substation where charging and discharging inspection of the storage battery pack of the direct current system is needed through the transport vehicle, the control assembly is closed, the direct current output of the device is connected with the direct current system in the station, then the storage battery pack in the station is disconnected with the direct current system in the station, and finally the control assembly is opened, so that the direct current system in the station can not be powered off when the charging and discharging inspection of the storage battery pack in the station is carried out; the rear door 2 opened at this time can be used as an air inlet, the heat energy generated by the battery assembly can be discharged out of the vehicle through the air outlet 32 by the cooling fan in time, the temperature of the working environment is reduced, and meanwhile, the acidic harmful gas discharged by the battery assembly can be discharged by the cooling fan. By using the invention, maintenance personnel do not need to carry and assemble the spare storage battery on site any more, the maintenance personnel are prevented from being injured and collided by the battery, the labor intensity is effectively reduced, the operation time is greatly saved, the working efficiency is improved, in addition, the components in the carriage 1 can be effectively prevented from being corroded by the arrangement of the cooling fan, the service life of equipment is prolonged, and the working environment safety of operators is improved.
The mobile uninterrupted AC/DC power supply device can be further optimized or/and improved according to actual needs:
as shown in fig. 2 and 5, the control assembly includes a dc output air switch 5, an ac input air switch 6, a dc output indicator lamp 7, a dc output interface 8, an ac input indicator lamp 9, an ac input interface 10 and a fuse, the dc output air switch 5 and the dc input air switch are arranged on the electrical mounting bracket 3 corresponding to the position below the rectifier module 4 at intervals from left to right, the dc output indicator lamp 7 and the dc output interface 8 are respectively arranged on the electrical mounting bracket 3 corresponding to the position above and below the dc output air switch 5, the ac input indicator lamp 9 and the ac input interface 10 are respectively arranged on the electrical mounting bracket 3 corresponding to the position above and below the ac input air switch 6, and the fuse is arranged on the front side of the electrical mounting bracket 3 corresponding to the position below the rectifier module 4; a direct current output indicator lamp 7 and a direct current output air switch 5 are sequentially connected between the battery assembly and the direct current output interface 8, an alternating current input interface 10 is connected with an alternating current input air switch 6, the alternating current input air switch 6 is respectively connected with each rectifier module 4, an alternating current input indicator lamp 9 is connected between each rectifier module 4 and the alternating current input air switch 6, and a fuse is connected between each rectifier module 4 and the battery assembly. According to requirements, the direct current output air switch 5 and the alternating current input air switch 6 are air switches in the prior art, the alternating current input interface 10 and the direct current output interface 8 are wiring terminals in the prior art, and corresponding models can be selected according to the passing current; the fuse may be a fuse or a fuse switch of the prior art, and in this embodiment, a fuse switch (i.e., a fuse with a switch) is used in consideration of the need for power-off maintenance of the battery pack, and a combination of a fuse and an air switch may be used. Through the arrangement, the alternating current input and the direct current output can be controlled by the special switch, and the corresponding idle switch can be closed when the alternating current input and the direct current output are externally connected, so that the personal safety of operators is effectively ensured; the special interface enables the design layout to be more orderly and is more convenient and faster to be connected with external equipment; the ac input indicator lamp 9 and the dc output indicator lamp 7 can indicate the operating states of the ac input air switch 6 and the dc output air switch 5, respectively.
As shown in fig. 2 and 5, the vehicle-mounted power supply further comprises a power supply mounting seat 11, a UPS power supply 12, an ac output air switch 13, an ac output indicator lamp 14 and an ac output interface 15, wherein the power supply mounting seat 11 is fixedly mounted on the inner side of the left portion of the lower side plate of the carriage 1 corresponding to the position between the rear door 2 and the battery assembly, and the UPS power supply 12 is fixedly mounted on the power supply mounting seat 11; an alternating current output air switch 13 is arranged on the electric mounting bracket 3 corresponding to the left position of the alternating current input air switch 6, and an alternating current output indicator lamp 14 and an alternating current output interface 15 are respectively arranged on the electric mounting bracket 3 corresponding to the upper position and the lower position of the alternating current output air switch 13; the AC input air switch 6 is connected with a UPS power supply 12, the battery assembly is connected with the UPS power supply 12, and an AC output indicator lamp 14 and an AC output air switch 13 are sequentially connected between the UPS power supply 12 and an AC output interface 15. The UPS power supply 12 is an uninterruptible power supply in the prior art, and can protect against over-high voltage or under-low voltage, and realize uninterruptible power supply, as required; the alternating current output indicator lamp 14 is used for indicating the working state of the alternating current output air switch 13; in order to be connected with each module conveniently, an alternating current bus bar and a direct current bus bar can be arranged on the front side of the electrical installation plate.
When the device is used, the device can be connected with a load through the alternating current output interface 15 in advance, and then is connected with the mains supply through the alternating current input interface 10, so that after the alternating current input air switch 6 and the alternating current output air switch 13 are opened, the mains supply can be supplied to the load for use after voltage stabilization when the mains supply is normal, and the UPS 12 is a voltage stabilizer at the moment and can prevent the normal work of the load from being influenced by overhigh or overlow voltage; when the commercial power is interrupted (power failure), the UPS power supply 12 can immediately convert the dc power in the battery assembly into a constant voltage ac power through the inverter, so that the load can maintain normal operation and protect the load software and hardware from damage. Through the arrangement, uninterrupted power supply for the load can be ensured in the emergency power protection process of important activity places, and the influence of unstable voltage on the normal work of the load can be avoided.
As shown in fig. 2 and 5, the electric installation support further comprises a storage battery polling instrument 16, an alternating current voltmeter 17 and a direct current voltmeter 18, wherein the storage battery polling instrument 16, the direct current voltmeter 18 and the alternating current voltmeter 17 are arranged on the rear side of the upper part of the electric installation support 3 at left and right intervals; the battery component is connected with the storage battery polling instrument 16, a direct current voltmeter 18 is arranged between the battery component and the direct current output switch 5, and an alternating current input switch 6 is connected with an alternating current voltmeter 17. According to the requirement, the storage battery patrol instrument 16 can perform real-time online patrol detection on the voltage of a single storage battery of the battery assembly and the voltage of the whole battery assembly, and automatically alarm when an overvoltage or undervoltage state occurs, so that the voltage state of the battery assembly can be monitored, and the storage battery 21 with abnormal voltage can be found in time and replaced; the ac voltmeter 17 may be a digital or pointer ac voltmeter 17 in the prior art, which is convenient for detecting the mains input voltage; the dc voltmeter 18 can be a digital or analog dc voltmeter 18 in the prior art, which facilitates detecting the output voltage and the output current of the battery assembly.
As shown in fig. 1 and 4, the battery assembly comprises a battery support 19, trays 20, storage batteries 21, baffle strips 22 and separating strips 23, the battery support 19 is arranged on the inner side of the lower side plate of the carriage 1, at least two layers of trays 20 are arranged on the battery support 19, and a plurality of storage batteries 21 connected in series are arranged on the upper side of each layer of trays 20 at intervals from left to right; the upper sides of the front end and the rear end of each layer of tray 20 are fixedly provided with baffle strips 22, and the upper sides of the trays 20 corresponding to the positions between two adjacent storage batteries 21 are provided with separating strips 23. According to the requirement, in order to ensure the heat dissipation of the storage batteries 21, a gap is reserved between the upper tray 20 and the lower storage battery 21, and a gap is also reserved between two adjacent storage batteries; because the device needs to be moved and transported, in order to stabilize the position of the storage batteries 21 and prevent the storage batteries 21 from shifting front, back, left and right, baffle strips 22 are arranged on the front side and the back side of the tray 20, and a separation strip 23 is arranged between every two adjacent storage batteries 21; in addition, in order to reduce the vibration to which the batteries 21 are subjected, a cushion pad may be provided between each battery 21 and the tray 20.
As shown in fig. 1 and 3, the electric car further comprises an access door 24, the access door 24 is hinged to the right side plate of the carriage 1 corresponding to the front side position of the electric mounting bracket 3, and the access door 24 and the right side plate of the carriage 1 are locked through a lockset. According to the demand, in order to overhaul and maintain battery pack, the left side of the carriage 1 can be provided with an access door 24, the number of the battery packs to be overhauled and maintained is increased as required, the access door 24 can be a single door or a double door, the double door is selected in the embodiment, the bolt locking of the bolt, the one-inch lock of the container and the bolt with the lock in the prior art can be realized between the access door 24 and the carriage 1, and the one-inch lock of the container is used for ensuring the fixation, the installation and the suitable transportation, and the one-inch lock of the common container of the van is adopted in the embodiment.
As shown in fig. 1 and 4, the battery pack further includes guide rails 25, sliders 26, a left limit pin seat, a right limit pin 27, and a right limit pin seat 28, the inner sides of the lower side plates of the compartment 1 corresponding to the positions of each group of battery packs are provided with the guide rails 25 with the right ends positioned at the right sides of the battery packs, and the sliders 26 are arranged between each guide rail 25 and the corresponding battery pack; the inner sides of the left side plates of the carriage 1 corresponding to the left side positions of the upper parts of each group of battery components are fixedly provided with left limiting pin seats, each left limiting pin seat is provided with a first limiting groove with a right opening, and a left limiting pin with the right end fixedly arranged together with the corresponding position of the left side of the upper part of the battery component is arranged in each first limiting groove; the inner side of the access door 24 corresponding to the right side position of the upper part of each group of battery packs is fixedly provided with a right limiting pin seat 28, each right limiting pin seat 28 is provided with a second limiting groove with a left opening, and each second limiting groove is internally provided with a right limiting pin 27 with a left end fixedly installed together with the corresponding position on the right side of the upper part of each battery pack.
Through the arrangement, when the storage battery patrol instrument 16 alarms that the voltage of a certain storage battery 21 is abnormal (the storage battery patrol instrument 16 can display the coordinates of the storage battery 21 with abnormal voltage), the corresponding battery assembly can slide leftwards according to the coordinates of the battery assembly, and then the storage battery 21 with the corresponding coordinates is found for detection, maintenance and replacement, so that the working efficiency is higher when the storage battery 21 with the abnormal voltage is maintained and replaced, and the labor intensity of maintenance personnel is effectively reduced; when pushing back the initial position with battery pack right after the maintenance is accomplished, the first spacing inslot on the spacing key seat of left side can be inserted to the left spacer pin on the battery pack, closes access door 24 the back, and the second spacing groove on every spacing key seat 28 of right on the access door 24 can block the right spacer pin 27 on the corresponding battery pack, can prevent effectively like this device that battery pack from rocking in the transportation.
As shown in fig. 1 and 4, the battery assembly further includes rollers 29 and a plug pin 30, at least two sets of rollers 29 are arranged at the left and right of the bottom of each set of battery assembly at intervals, and each set of rollers 29 includes two rollers 29 arranged at intervals in the front and back; the right end of each guide rail 25 is provided with a first pin hole which is through up and down, the right end of the slide block 26 corresponding to the position of each first pin hole is provided with a second pin hole 39 which is through up and down, and a bolt 30 with the lower end positioned in the first pin hole is arranged in each second pin hole 39. Through the arrangement, the battery pack is fixed with the guide rail 25 through the bolt 30, so that the battery pack is fixed more firmly and reliably; the roller 29 makes it easier to move the battery assembly to the left, reducing wear between the guide rail 25 and the slider 26. The rollers 29 are prevented from moving during transport, and the rollers 29 adjacent the access door 24 are optionally braked, as desired.
As shown in fig. 1, 2 and 3, the transportation vehicle comprises a vehicle frame 33, wheels 34, a suspension 35, a traction frame 36, auxiliary wheels 37 and an auxiliary support 38, wherein a carriage 1 is fixedly mounted on the upper side of the vehicle frame 33, the two wheels 34 are arranged on the left and right sides of the lower side of the middle part of the vehicle frame 33 at intervals, the two wheels 34 are connected with the vehicle frame 33 through the suspension 35, the traction frame 36 is arranged in the middle of the front end of the vehicle frame 33, the auxiliary support 38 is fixedly mounted in the middle of the lower side of the front end of the vehicle frame 33, and the auxiliary wheels 37 are arranged at the lower end of the auxiliary support 38. According to the requirement, when the transportation road is uneven, the auxiliary support 38 can be a folding support, and the suspension 35 can be provided with a buffer device. By means of the arrangement, the tractor carries the device to a working site through the traction frame 36, after the tractor is disconnected after the tractor arrives at the working site, the auxiliary wheels 37 and the auxiliary support 38 support the ground, so that the carriage 1 can be kept basically horizontal, and operation of operators is facilitated.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (10)
1. A movable uninterrupted AC/DC power supply device is characterized by comprising a transport vehicle, a carriage and a battery assembly, wherein the transport vehicle is provided with the carriage, a rear door is hinged on a rear side plate of the carriage, and the rear door and the rear side plate of the carriage are locked through a lockset; the middle part of the upper side plate of the carriage is provided with an internally and externally communicated vent, the outer side of the upper side plate of the carriage corresponding to the position of the vent is provided with a rain cover with a downward opening, the left side and the right side of the rain cover are respectively provided with an internally and externally communicated air outlet, and a heat radiation fan is arranged in the rain cover; the electric installation support is arranged on the inner side of the rear part of the carriage, at least one rectifier module is uniformly distributed on the rear side of the middle part to the right part of the electric installation support, and a control assembly is arranged on the electric installation support corresponding to the position below the rectifier module; the control assembly is connected with each rectification module, each rectification module is connected with the battery assembly, two adjacent groups of battery assemblies are connected in series, and the battery assemblies are connected with the control assembly.
2. The mobile uninterruptible ac/dc power supply unit according to claim 1, wherein the control unit includes a dc output air switch, an ac input air switch, a dc output indicator lamp, a dc output interface, an ac input indicator lamp, an ac input interface, and a fuse, the dc output air switch and the dc input air switch are provided at left and right intervals on the electrical mounting bracket corresponding to a position below the rectifier module, the dc output indicator lamp and the dc output interface are provided on the electrical mounting bracket corresponding to positions above and below the dc output air switch, the ac input indicator lamp and the ac input interface are provided on the electrical mounting bracket corresponding to positions above and below the ac input air switch, respectively, and the fuse is provided on a front side of the electrical mounting bracket corresponding to a position below the rectifier module; the direct current output indicator lamp and the direct current output air switch are sequentially connected between the battery assembly and the direct current output interface, the alternating current input interface is connected with the alternating current input air switch, the alternating current input air switch is respectively connected with each rectification module, the alternating current input indicator lamp is connected between each rectification module and the alternating current input air switch, and the fuse is connected between each rectification module and the battery assembly.
3. The mobile uninterruptible ac/dc power supply unit according to claim 2, further comprising a power supply mounting base, a UPS power supply, an ac output air switch, an ac output indicator light, and an ac output interface, wherein the power supply mounting base is fixedly mounted on the inner side of the left portion of the lower side plate of the compartment corresponding to the position between the rear door and the battery pack, and the UPS power supply is fixedly mounted on the power supply mounting base; the electric mounting bracket corresponding to the left position of the alternating current input idle switch is provided with an alternating current output idle switch, and the electric mounting brackets corresponding to the upper position and the lower position of the alternating current output idle switch are respectively provided with an alternating current output indicator lamp and an alternating current output interface; the AC input air switch is connected with the UPS, the battery component is connected with the UPS, and the AC output indicator lamp and the AC output air switch are sequentially connected between the UPS and the AC output interface.
4. The mobile uninterruptible alternating current-direct current power supply device according to claim 3, further comprising a storage battery polling instrument, an alternating current voltmeter and a direct current voltmeter, wherein the storage battery polling instrument, the direct current voltmeter and the alternating current voltmeter are arranged on the left and right sides of the rear side of the upper portion of the electrical installation support at intervals; the battery pack is connected with the storage battery polling instrument, a direct current voltmeter is arranged between the battery pack and the direct current output air switch, and the alternating current input air switch is connected with the alternating current voltmeter.
5. The mobile uninterrupted AC/DC power supply device according to claim 1, 2, 3 or 4, wherein the battery assembly comprises a battery support, a tray, a storage battery, a baffle plate strip and a separation strip, the battery support is arranged on the inner side of the lower side plate of the carriage, at least two layers of trays are arranged on the battery support, and a plurality of storage batteries connected in series are arranged on the upper side of each layer of trays at intervals from left to right; the equal fixed mounting in both ends upside has the blend stop strip around every layer of tray, corresponds the tray upside of position between two adjacent batteries and all is equipped with the branch parting bead.
6. The mobile uninterrupted AC/DC power supply device according to claim 1, 2, 3 or 4, further comprising an access door, wherein the access door is hinged to the right side plate of the carriage corresponding to the front position of the electrical mounting bracket, and the access door and the right side plate of the carriage are locked by a lock.
7. The mobile AC/DC uninterrupted power supply according to claim 5, further comprising an access door hinged to the right side plate of the carriage at a position corresponding to the front side of the electric mounting bracket, wherein the access door is locked with the right side plate of the carriage by a lock.
8. The mobile uninterrupted AC/DC power supply device according to claim 7, wherein the battery assembly further comprises a guide rail, a slide block, a left limit pin seat, a right limit pin and a right limit pin seat, the inner side of the lower side plate of the carriage corresponding to each battery assembly position is provided with a guide rail with the right end positioned at the right side of the battery assembly, and a slide block is arranged between each guide rail and the corresponding battery assembly; the inner sides of the left side plates of the carriage corresponding to the left side positions of the upper parts of each group of battery assemblies are fixedly provided with left limiting pin seats, each left limiting pin seat is provided with a first limiting groove with a right opening, and a left limiting pin with the right end fixedly arranged with the corresponding position of the left side of the upper part of the battery assembly is arranged in each first limiting groove; the inner side of the access door corresponding to the right side position of the upper part of each group of battery packs is fixedly provided with a right limiting pin seat, each right limiting pin seat is provided with a second limiting groove with a left opening, and each second limiting groove is internally provided with a right limiting pin with a left end fixedly mounted together with the right side corresponding to the upper part of each battery pack.
9. The mobile uninterruptible alternating current-direct current power supply device according to claim 8, wherein the battery assemblies further comprise rollers and bolts, at least two groups of rollers are arranged at the left and right of the bottom of each group of battery assemblies at intervals, and each group of rollers comprises two rollers arranged at intervals in the front and back; the right end of each guide rail is provided with a first pin hole which is communicated from top to bottom, the right end of the sliding block corresponding to the position of each first pin hole is provided with a second pin hole which is communicated from top to bottom, and a bolt with the lower end positioned in the first pin hole is arranged in each second pin hole.
10. The mobile uninterrupted AC/DC power supply device according to claim 1, 2, 3, 4, 7, 8 or 9, further comprising a transport vehicle including a frame, wheels, a suspension, a traction frame, auxiliary wheels and auxiliary supports, wherein the upper side of the frame is fixedly provided with a carriage, two wheels are arranged at left and right intervals below the middle part of the frame, the two wheels are connected with the frame through the suspension, the middle part of the front end of the frame is provided with the traction frame, the middle part of the lower side of the front end of the frame is fixedly provided with the auxiliary supports, and the lower ends of the auxiliary supports are provided with the auxiliary wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111406793.3A CN114204663A (en) | 2021-11-24 | 2021-11-24 | Mobile uninterrupted AC/DC power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111406793.3A CN114204663A (en) | 2021-11-24 | 2021-11-24 | Mobile uninterrupted AC/DC power supply device |
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| CN114204663A true CN114204663A (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111406793.3A Pending CN114204663A (en) | 2021-11-24 | 2021-11-24 | Mobile uninterrupted AC/DC power supply device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201576956U (en) * | 2009-10-30 | 2010-09-08 | 河南红宇特种汽车有限公司 | Emergency DC power supply vehicle |
| CN203086017U (en) * | 2013-03-08 | 2013-07-24 | 四川波特电气设备有限公司 | Outdoor rainproof power distribution cabinet with good heat emission performance |
| CN211971639U (en) * | 2020-04-03 | 2020-11-20 | 福州天泽永汇环境科技有限公司 | Battery transfer trolley |
| CN214205066U (en) * | 2020-09-15 | 2021-09-14 | 南京悦源电力研究院有限公司 | Mobile AC/DC power supply system |
| CN216530704U (en) * | 2021-11-24 | 2022-05-13 | 国网新疆电力有限公司和田供电公司 | Mobile standby power supply device |
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- 2021-11-24 CN CN202111406793.3A patent/CN114204663A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201576956U (en) * | 2009-10-30 | 2010-09-08 | 河南红宇特种汽车有限公司 | Emergency DC power supply vehicle |
| CN203086017U (en) * | 2013-03-08 | 2013-07-24 | 四川波特电气设备有限公司 | Outdoor rainproof power distribution cabinet with good heat emission performance |
| CN211971639U (en) * | 2020-04-03 | 2020-11-20 | 福州天泽永汇环境科技有限公司 | Battery transfer trolley |
| CN214205066U (en) * | 2020-09-15 | 2021-09-14 | 南京悦源电力研究院有限公司 | Mobile AC/DC power supply system |
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