CN114261453B - Mobile Power Supply System - Google Patents
Mobile Power Supply System Download PDFInfo
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- CN114261453B CN114261453B CN202111612682.8A CN202111612682A CN114261453B CN 114261453 B CN114261453 B CN 114261453B CN 202111612682 A CN202111612682 A CN 202111612682A CN 114261453 B CN114261453 B CN 114261453B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The invention discloses a mobile power supply system, which comprises self-walking power supply equipment and an emergency equipment self-walking self-unloading platform for bearing the self-walking power supply equipment, wherein the self-walking power supply equipment comprises a walking chassis and a machine box arranged on the walking chassis, an electric energy transmission line, a control module and at least two cabinet bodies are arranged in the machine box, at least one cabinet body is a UPS (uninterrupted Power supply) power supply, at least one cabinet body is a battery pack, and the UPS power supply is electrically connected with the battery pack, the electric energy transmission line and the control module respectively; the self-walking self-unloading platform of the emergency equipment comprises a bearing table, and telescopic supporting feet and walking wheels which are respectively arranged on the bearing table. The self-walking power supply equipment in the mobile power supply system realizes the high integration of components such as a battery pack, an electric energy transmission line, an inverter and the like, does not need on-site assembly, and is convenient to use; the walking chassis is provided, so that self-walking can be realized, and the mobility is good; the emergency equipment self-walking self-discharging platform in the mobile power supply system has a walking function and a lifting function.
Description
Technical Field
The invention relates to the technical field of voltage-stabilizing power supply equipment, in particular to a mobile power supply system.
Background
The conventional voltage-stabilized power supply system comprises a UPS power supply, a battery pack, an electric energy transmission line and the like, and the voltage-stabilized power supply system can meet the functional requirements of stable voltage, standby power supply and the like, but needs field assembly, and can not move the position at will after the assembly is completed, so that the voltage-stabilized power supply system is not very convenient for users to use.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: a portable power supply system is provided for convenient use.
In order to solve the technical problems, the invention adopts the following technical scheme: the mobile power supply system comprises self-walking power supply equipment and an emergency equipment self-walking self-unloading platform for bearing the self-walking power supply equipment, wherein the self-walking power supply equipment comprises a walking chassis and a machine box arranged on the walking chassis, an electric energy transmission line, a control module and at least two cabinet bodies are arranged in the machine box, at least one cabinet body is a UPS (uninterrupted Power supply) and at least one cabinet body is a battery pack, and the UPS is respectively and electrically connected with the battery pack, the electric energy transmission line and the control module; the self-walking self-unloading platform of the emergency equipment comprises a bearing table, and telescopic supporting feet and walking wheels which are respectively arranged on the bearing table.
The invention has the beneficial effects that: the self-walking power supply equipment in the mobile power supply system realizes the high integration of components such as a battery pack, an electric energy transmission line, an inverter and the like, does not need on-site assembly, and is convenient to use; the walking chassis is provided, so that self-walking can be realized, and the mobility is good; the emergency equipment self-walking self-discharging platform in the mobile power supply system is provided with walking wheels, can bear the self-walking power supply equipment and drive the self-walking power supply equipment to travel in a short distance, and can also play a role in lifting the self-walking power supply equipment, so that the self-walking power supply equipment can be easily transferred to a truck, and the self-walking power supply equipment can be quickly transferred to a long distance.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a mobile power supply system according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the whole structure of the self-walking power supply device according to the embodiment of the invention;
FIG. 3 is a schematic structural view of an internal structure of a self-powered device according to an embodiment of the present invention;
fig. 4 is an enlarged view of detail a in fig. 3;
fig. 5 is a schematic structural diagram of a winding device according to an embodiment of the invention;
FIG. 6 is a schematic structural view of a portion of a shock absorbing device according to an embodiment of the present invention;
FIG. 7 is a schematic view of a self-walking self-discharging platform of an emergency device according to an embodiment of the present invention;
FIG. 8 is a schematic view of an emergency device self-propelled dump platform according to an embodiment of the present invention from another perspective;
fig. 9 is a schematic structural view (accommodating state) of a telescopic supporting leg in the self-walking self-discharging platform of the emergency equipment according to the embodiment of the present invention;
FIG. 10 is a cross-sectional view (stowed) of the telescoping support feet in the self-propelled dump platform of the emergency device according to the embodiment of the present invention;
FIG. 11 is a schematic view of the structure of the telescopic support leg (unfolded state) in the self-walking self-discharging platform of the emergency device according to the embodiment of the present invention;
fig. 12 is a cross-sectional view (unfolded state) of the telescopic support leg in the self-walking dump platform of the emergency device according to the embodiment of the present invention.
Description of the reference numerals:
1. a self-walking power supply device; 11. a walking chassis; 111. a chassis support; 112. a walking track; 113. a track drive; 12. a cage; 121. a lower protruding part; 122. a heat radiation fan; 123. a control panel; 124. a lighting lamp; 125. a warning light; 13. a winding device; 131. an electric power transmission line; 132. a bobbin; 133. a winding bracket; 134. a wire-wound driving member; 135. a spool; 136. a wire guide assembly; 1361. a wire guide bracket; 1362. a winding guide rod; 1363. winding a transmission screw rod; 1364. a cable guide wheel; 1365. a first drive chain; 1366. a second drive chain; 14. a cabinet body;
2. the emergency equipment automatically walks the self-discharging platform; 21. a carrying platform; 211. a support surface; 212. a storage groove; 213. a locking structure; 22. a telescoping support leg; 221. a telescopic driving member; 222. a lifting assembly; 2221. lifting the screw rod; 2222. a folding telescopic assembly; 2223. a supporting plate; 223. an outer support; 2231. a limit structure; 224. a top block; 225. a hook; 226. a linear connector; 227. an upper support rod; 2271. a pin shaft; 2272. a chute; 2273. a second elastic member; 2274. a plug pin; 2275. a pin hole; 228. a lower support rod; 229. a buckle plate; 2210. a support shaft; 2211. a speed reducer; 2212. a first elastic member; 2213. a holding block; 2214. adjusting a screw; 23. a walking wheel; 24. a rotating bracket; 241. a rotating lever; 242. a wheel support; 25. a slope surface; 26. a platform bracket; 261. an electric control box;
31. a damping disc; 311. damping guide rail; 3121. a first support block; 3122. a second support block; 313. a lightening hole groove; 32. a first shock absorbing assembly; 321. a damping spring; 322. damping guide wheels; 323. a shock absorbing bracket; 33. pressing the spring plate; 34. a cushion pad;
4. a breast board truck.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Examples
Referring to fig. 1 to 12, the mobile power supply system, as a power-protecting device, can be widely applied to the scenes of markets, underground parking lots, office buildings, command units and the like.
Referring to fig. 1 to 3 and 8, the mobile power supply system includes a self-walking power supply device and an emergency device self-walking self-unloading platform 2 for carrying the self-walking power supply device, the self-walking power supply device includes a self-walking power supply device 1, the self-walking power supply device 1 includes a walking chassis 11 and a machine box 12 disposed on the walking chassis 11, a power transmission line 131, a control module and at least two cabinet bodies 14 are disposed in the machine box 12, at least one cabinet body 14 is a UPS power supply, at least one cabinet body 14 is a battery pack, the UPS power supply is electrically connected with the battery pack, the power transmission line 131 and the control module respectively, and the UPS power supply includes a UPS module and an inverter which are connected; the self-walking self-unloading platform 2 of the emergency equipment comprises a bearing table 21, and telescopic supporting feet and walking wheels 23 which are respectively arranged on the bearing table 21.
When the mains supply is normally input, the UPS power supply stabilizes the mains supply and supplies the power to the load for use, and the UPS power supply is an alternating current type power stabilizer and charges the battery pack; when the commercial power is interrupted (accident power failure), the UPS power supply immediately converts the direct-current electric energy of the battery pack into alternating current to continue to supply the alternating current to the load through the inverter, so that the load keeps normal work and the software and hardware of the load are protected from damage.
The self-walking power supply equipment in the mobile power supply system realizes high integration of components such as the battery pack, the electric energy transmission line 131, the inverter and the like, does not need on-site assembly, and is convenient to use; the walking chassis 11 is provided, so that self-walking can be realized, and the mobility is good; the emergency equipment self-walking self-discharging platform 2 in the mobile power supply system is provided with the walking wheels 23, the emergency equipment self-walking self-discharging platform 2 can bear the self-walking power supply equipment and drive the self-walking power supply equipment to travel in a short distance, and the emergency equipment self-walking self-discharging platform 2 can also play a role of lifting the self-walking power supply equipment, so that the self-walking power supply equipment can be easily transferred to a truck, and the self-walking power supply equipment can be quickly transferred to a long distance.
In order to increase the battery capacity of the self-walking power supply device, in this embodiment, two of the cabinets 14 are battery packs, and the battery packs may be lithium iron phosphate batteries.
Referring to fig. 2, the walking chassis 11 includes a chassis support 111, a walking track 112, and a track driving member 113 for driving the walking track 112, where the walking track 112 is disposed on two sides of the chassis support 111, the track driving member 113 and the carriage 12 are disposed on the chassis support 111, and the track driving member 113 may be a hydraulic driving member or an electric driving member, in this embodiment, the track driving member 113 is a driving motor, preferably, the track driving member 113 is electrically connected with the control module, so that the self-walking power supply device 1 is of an integral structure, and does not need an external power source, and is convenient for a user to use. The walking chassis 11 is a crawler chassis, so that the self-walking power supply device 1 can be adapted to various complex terrains, the overall height of the self-walking power supply device 1 can be reduced, the self-walking power supply device 1 can easily enter and exit limited environments such as freight elevators and low tunnels, and the application occasions of the self-walking power supply device 1 are effectively enriched. In addition, the crawler chassis has the advantages of stable support and difficult rollover.
To further reduce the overall height of the self-propelled power supply apparatus 1, the cage 12 may optionally have a lower protrusion 121, and the lower protrusion 121 may be supported on the chassis frame 111 and located between the two walking tracks 112. The arrangement of the lower protruding part 121 can enable part of devices or part areas of devices in the machine box 12 to be arranged in the lower protruding part 121, so that the available space in the machine box 12 is increased, and the self-walking power supply device 1 is beneficial to miniaturization.
The detachable connection or the non-detachable connection of the machine box 12 and the walking chassis 11 is feasible, and when the machine box 12 is detachably connected with the walking chassis 11, the later maintenance and the maintenance of the self-walking power supply device 1 can be facilitated; when the machine box 12 is in undetachable connection with the walking chassis 11, the structural stability of the self-walking power supply device 1 is improved.
As shown in fig. 3, since both the UPS power source and the battery pack belong to a heat generating source, in order to improve the height Wen Xianxiang in the cabin 12, it is preferable that at least one side of the cabin 12 is provided with a heat dissipating fan 122. In this embodiment, the cooling fans 122 are disposed on opposite sides of the machine box 12, and the number of cooling fans 122 on one side of the machine box 12 is a plurality of cooling fans disposed in an array. It is easy to understand that the side plate of the machine box 12 is provided with a heat dissipation channel, and optionally, the side plate of the machine box 12 is provided with a plurality of shutters.
The wireless communication module electrically connected with the control module is arranged in the machine box 12, and an operator can control the running and/or working of the self-walking power supply device 1 through an operation terminal in wireless communication connection with the wireless communication module, so that the operator can be far away from the self-walking power supply device 1 to ensure the personal safety of the operator. The wireless communication module comprises, but is not limited to, a WIFI module, a Bluetooth module, an NFC module and the like. It will be readily appreciated that in other embodiments, it is also possible for the self-powered device 1 to be operated by a wired handle.
As shown in fig. 2, the machine box 12 is provided with a control panel 123 electrically connected to the control module, and an operator can control the operation of the self-walking power supply device 1 through the control panel 123. As a preferred embodiment, the control panel 123 is provided with a control key for unlocking the track driving member 113, and only after the operator confirms unlocking the track driving member 113 through the control panel 123, the operator can control the traveling of the self-walking power supply device 1 through the operation terminal, so that the use safety of the self-walking power supply device 1 can be further improved, and the occurrence probability of accidents can be reduced. Including but not limited to control buttons, control knobs, touch keys, etc.
When the operator operates the self-walking power supply device 1 to travel, the surrounding road condition and environment of the self-walking power supply device 1 need to be intuitively known, especially in the application occasions with poor light such as at night, therefore, it is preferable that the illumination lamp 124 is arranged on the peripheral wall of the machine box 12, and the illumination lamp 124 is used for illuminating the area near the self-walking power supply device 1. In order to alert the surrounding people to get away from the self-walking power supply device 1, optionally, a warning light 125, such as a red and blue burst light, is provided on the carriage 12.
Referring to fig. 3 and 5, a winding device 13 is further disposed in the machine box 12, the electric power transmission line 131 is disposed on the winding device 13, the winding device 13 includes a winding drum 132, a winding bracket 133, a winding driving member 134, a winding shaft 135 and a winding guiding assembly 136, the winding drum 132 is fixedly disposed on the winding shaft 135, two ends of the winding shaft 135 are respectively rotatably disposed on the winding bracket 133, and the winding driving member 134 is in transmission connection with the winding shaft 135; the winding guide assembly 136 comprises a winding guide support 1361, a winding guide rod 1362 and a winding transmission screw 1363, the winding guide support 1361 is in threaded transmission connection with the winding transmission screw 1363, a winding guide hole matched with the winding guide rod 1362 is formed in the winding guide support 1361, the winding guide rod 1362 is parallel to the winding shaft 135 and is arranged on the winding support 133, the winding transmission screw 1363 is parallel to the winding shaft 135 and is rotationally arranged on the winding support 133, the winding transmission screw 1363 is in transmission connection with the winding shaft 135, two cable guide wheels 1364 are arranged on the winding guide support 1361, the two cable guide wheels 1364 are U-shaped wheels respectively, and one end of the electric energy transmission line 131 penetrates through the two cable guide wheels 1364. In detail, the winding driving member 134 is a driving motor electrically connected to the control module, the winding driving member 134 is in transmission connection with the winding shaft 135 through a first transmission chain 1365, and the winding shaft 135 is in transmission connection with the winding transmission screw 1363 through a second transmission chain 1366. When the cable is wound, the winding driving piece 134 works to drive the winding reel 132 to rotate and the winding guide bracket 1361 moves along the axial direction of the winding reel 132, so that the cable is orderly wound from one end of the winding reel 132 to the other end; when the cable is paid out, the winding driving member 134 operates to rotate the bobbin 132 and the winding guide bracket 1361 moves in the axial direction of the bobbin 132, and the winding guide assembly 136 guides the forward payout.
The electric energy transmission line 131 is heavy, manual pulling is very physical, and winding and unwinding of the electric energy transmission line 131 can be effectively reduced by adopting the winding and unwinding driving piece 134 to drive the winding and unwinding of the electric energy transmission line 131, and meanwhile, the winding and unwinding time of the electric energy transmission line 131 is saved. The winding guide assembly 136 is additionally arranged, and the winding transmission screw 1363 is in transmission connection with the winding shaft 135, so that the electric energy transmission line 131 can be orderly wound on the winding drum 132, a driving piece specially driving the winding guide assembly 136 can be saved, and the manufacturing cost of the winding device 13 is saved on the premise of improving the synchronism of the winding drum 132 and the winding guide assembly 136.
The power transmission line 131 includes a power input line for charging the battery pack in the car 12 and a power output line for outputting power to a load requiring a stable voltage from the outside. It can be seen that two sets of winding devices 13 are provided in the cage 12, one set of winding devices 13 winds the electric power input line, and the other set of winding devices 13 winds the electric power output line.
With reference to fig. 3, 4 and 6, the self-walking power supply device further includes a damping device, and the damping device can provide a damping effect for the cabinet 14 when the self-walking power supply device 1 travels, so as to reduce the risk of damage to the UPS power source and/or the battery pack due to vibration.
The damping device comprises a damping disc 31 and a plurality of first damping components 32, wherein the cabinet body 14 is placed on the damping disc 31, the first damping components 32 comprise damping springs 321 and two damping guide wheels 322, the damping springs 321 are connected with the damping disc 31 and the machine box 12 so that the damping disc 31 can float along the vertical direction relative to the machine box 12, the two damping guide wheels 322 are mutually perpendicular to each other and are respectively perpendicular to the vertical direction, the damping guide wheels 311 are arranged on the damping disc 31 in a vertical mode, the two damping guide wheels 322 respectively collide with the surfaces of the damping guide rails 311 and roll along the damping guide rails 311, and the damping guide wheels 322 are fixed on the machine box 12 through fixing shafts. The damping device is simple in structure, easy to process and manufacture and good in damping effect, the damping guide wheels 322 and the damping guide rails 311 are matched to effectively prevent the damping disc 31 from shifting, the damping disc 31 is ensured to float along the vertical direction, and the risk of toppling of the cabinet 14 is effectively reduced.
Optionally, the shock absorbing guide rail 311 is integrally rectangular, and two shock absorbing guide wheels 322 in the first shock absorbing assembly 32 respectively abut against different sides of the shock absorbing guide rail 311.
The damper disc 31 is provided with at least three first damper assemblies 32, in this embodiment, the damper disc 31 is substantially rectangular, and four corners of the damper disc 31 are respectively provided with the first damper assemblies 32. The arrangement of the plurality of first damping components 32 can lead the stress of the damping disc 31 to be more balanced, and is beneficial to ensuring the working stability of the damping device.
Referring to fig. 3 and 6, the damping disc 31 has an inverted L-shaped supporting block, the supporting block includes a first supporting block 3121 and a second supporting block 3122 connected to each other, the first supporting block 3121 is connected to the damping disc 31, and the damping spring 321 is located outside the first supporting block 3121 and abuts against the second supporting block 3122 from bottom to top. Specifically, the second support block 3122 is located outside the area corresponding to the lower protruding portion 121, and the bottom of the damping spring 321 is supported at the area of the machine box 12 near the lower protruding portion 121, so that the damping disc 31 and the bottom of the cabinet 14 may be located in the lower protruding portion 121 of the machine box 12, which optimizes the arrangement of components in the machine box 12, and facilitates the full use of the internal space of the machine box 12.
For easy assembly, the first damping component 32 further includes a damping bracket 323 fixed on the machine box 12, and the two damping guide wheels 322 are respectively fixed on the damping bracket 323 through fixing shafts.
The damping disc 31 is provided with a lightening hole groove 313, in this embodiment, the lightening hole groove 313 is formed in the central area of the damping disc 31, and the lightening hole groove 313 is formed to reduce the overall weight of the self-walking power supply device 1 to a certain extent, and can save the production consumables of the damping device and the manufacturing cost of the self-walking power supply device 1.
Referring to fig. 3 and 4, the damping device further includes a second damping component disposed at an upper portion of the cabinet 14, where the second damping component includes a plurality of pressing elastic pieces 33 fixedly disposed on the machine box 12, and the second damping component presses the cabinet 14 along three directions of an X axis, a Y axis and a Z axis. In detail, at least two pressing spring plates 33 press the cabinet 14 along the X axis in opposite directions, at least two pressing spring plates 33 press the cabinet 14 along the Y axis in opposite directions, and at least one pressing spring plate 33 presses the cabinet 14 downward along the Z axis, so that when the cabinet 14 is vibrated, the second damping component can quickly correct the position of the cabinet 14 and ensure that the cabinet 14 is not separated from the damping disc 31 even if the upper part of the cabinet is slightly offset. I.e. the provision of the second damping member can further enhance the damping effect of the damping member. It should be noted that, when the two cabinets 14 are close to each other, that is, the gap between the two cabinets 14 is small, the pressing spring 33 may or may not be disposed in the gap between the two cabinets 14, and when the pressing spring 33 is not disposed in the gap between the two cabinets 14, the two cabinets 14 may be regarded as one larger cabinet 14.
The material of the pressing spring piece 33 is metal, and optionally, the material of the pressing spring piece 33 is steel, preferably steel with high elasticity and high toughness. The pressing spring 33 may be fixed to the machine box 12 by welding, riveting, screw connection, etc.
In order to prevent the pressing spring plate 33 from being scratched, scrape the flower cabinet body 14 and improve the damping effect of the damping component, preferably, the pressing spring plate 33 is provided with a cushion pad 34, the pressing spring plate 33 presses the cabinet body 14 through the cushion pad 34, and the cushion pad 34 is made of rubber or plastic.
Please combine fig. 1, fig. 7 and fig. 8, in the self-walking self-discharging platform 2 of the emergency equipment, the bottom surface of the loading platform 21 is a supporting surface 211, the travelling wheel 23 may be stored above the supporting surface 211, so, when the self-walking self-discharging platform 2 of the emergency equipment loads the self-walking power supply equipment onto the truck, the supporting surface 211 of the loading platform 21 may directly contact the truck, so as to ensure that in the process of transporting the truck, the self-walking self-discharging platform 2 of the emergency equipment may not generate transition shake or position drift, which is beneficial to ensuring the safety of transporting the truck, and meanwhile, when the travelling wheel 23 is stored above the supporting surface 211, the self-walking power supply equipment may more smoothly enter and exit the loading platform 21. In detail, the travelling wheel 23 may be connected to the carrying platform 21 through a lifting mechanism, and when the emergency equipment is required to walk the self-discharging platform 2 and can walk, an operator may drive a part or all of the area of the travelling wheel 23 to descend below the supporting surface 211 by controlling the descent of the lifting mechanism, where the lifting mechanism includes, but is not limited to, a motor-screw driving mechanism, a hydraulic lifting mechanism, a pneumatic lifting mechanism, and the like. However, in order to control the cost, in this embodiment, the travelling wheel 23 is connected to the carrying table 21 through a rotating bracket 24, specifically, the rotating bracket 24 includes a rotating rod 241 fixedly disposed at the bottom of the carrying table 21 and a wheel bracket 242 rotatably disposed on the rotating rod 241, the travelling wheel 23 is disposed on the wheel bracket 242, and the bottom of the carrying table 21 has a receiving slot 212 for receiving the rotating bracket 24 and the travelling wheel 23. More specifically, the carrying platform 21 is further provided with a locking structure 213 for locking the wheel support 242, and the top surface and the outer side wall of the wheel support 242 are respectively provided with a locking groove matched with the locking structure 213. The locking structure 213 includes, but is not limited to, a quick press head, a sliding plug lock, and the like.
When the telescopic supporting legs of the self-walking self-discharging platform 2 of the emergency equipment are unfolded, the bearing platform 21 is elevated, at the moment, the walking wheels 23 can be partially or completely lowered below the supporting surface 211, after the telescopic supporting legs are contracted, the bearing platform 21 is supported by the walking wheels 23, and at the moment, the self-walking self-discharging platform 2 of the emergency equipment can travel.
To further facilitate the entry and exit of the self-walking power supply device from the carrying platform 21, at least one end of the carrying platform 21 is provided with a slope surface 25.
Referring to fig. 8-12, in the self-walking self-discharging platform 2 of the emergency equipment, a platform support 26 is provided on a carrying platform 21, the telescopic support leg includes a telescopic driving member 221, a lifting assembly 222, an outer support 223, a top block 224, a hook 225, a linear connecting member 226, an upper support bar 227, a lower support bar 228 and a buckle 229, two ends of the upper support bar 227 are respectively rotatably connected with the platform support 26 and the outer support 223, two ends of the lower support bar 228 are respectively rotatably connected with the platform support 26 and the outer support 223, and a pin 2271 matched with the buckle 229 is provided on the upper support bar 227; the lifting assembly 222 is partially located in the outer support 223 and is arranged in a lifting manner relative to the outer support 223, the telescopic driving piece 221 is arranged on the outer support 223 and drives the lifting assembly 222 to lift, the jacking block 224 is fixedly arranged on the lifting assembly 222 and is matched with the hook 225, one end of the linear connecting piece 226 is connected with the hook 225, the other end of the linear connecting piece 226 is connected with the pin 2271, a limiting structure 2231 for limiting the hook 225 is arranged on the upper portion of the outer support 223, the upper support 227 is rotatably connected with the outer support 223 through a support shaft 2210, the linear connecting piece 226 is abutted against the support shaft 2210, and the linear connecting piece 226 comprises but is not limited to a steel wire rope, a chain and a cloth rope.
Optionally, the outer support 223 is provided with a convex structure, and the hook 225 is provided with a guide hole corresponding to the convex area of the convex structure, and the guide hole can effectively prevent the hook 225 from separating from the outer support 223/the top block 224, which is beneficial to ensuring the working stability of the telescopic support leg. When the hook 225 collides with the horizontal area of the zigzag structure (i.e., the limit structure 2231), the hook 225 is separated from the top block 224 and does not descend synchronously and with the top block 224.
The working process of the telescopic supporting leg is briefly described as follows: when the telescopic support leg 22 is unfolded, the telescopic driving piece 221 drives the lifting assembly 222 to descend, the horizontal height of the hook 225 also descends when the lifting assembly 222 descends, the outer support body 223 is outwards expanded under the action of the gravity of the telescopic support leg 22, the obtuse angle of the linear connecting piece 226 is smaller, and after the outer support body 223 is outwards expanded to a certain extent, the buckling plate 229 is buckled with the pin shaft 2271, namely, the outer support body 223, the upper supporting rod 227 and the buckling plate 229 form a triangular stable structure; the telescopic driving piece 221 continues to drive the lifting assembly 222 to descend, the hook 225 is limited by the limiting structure 2231 and does not continue to descend along with the top block 224, and the outer supporting body 223 does not continue to expand outwards. When the telescopic supporting leg 22 is contracted, the telescopic driving piece 221 drives the lifting assembly 222 to ascend, after the lifting assembly 222 ascends to a certain extent, the jacking block 224 props against the hook 225 to drive the horizontal height of the hook 225 to ascend, the buckle 229 is separated from the pin 2271, the ascending of the hook 225 drives the linear connecting piece 226, the obtuse angle of the linear connecting piece 226 is larger and larger, and one end of the upper supporting rod 227 connected with the outer supporting body 223 moves upwards, namely the outer supporting body 223 withdraws towards the direction close to the platform bracket 26.
It is not difficult to find out from the above description of the working process of the telescopic support foot that the deployment and retraction of the telescopic support foot comprises two processes: 1. the outer support legs of the telescopic support legs are expanded outwards/retracted inwards; 2. lifting assembly 222. The telescopic supporting legs can be outwards expanded, so that the self-walking self-discharging platform 2 of the emergency equipment can be conveniently loaded, and in the process of truck transportation, the telescopic supporting legs 22 cannot be located outside the outline of a truck, so that the self-walking self-discharging platform 2 of the emergency equipment can be loaded on the truck with narrower width. In general, the outward expansion of the telescopic support leg 22 requires an additional driving device to drive the telescopic support leg, and this driving device is not required in the telescopic support leg of the present embodiment, which is an advantage of the telescopic support leg.
As shown in fig. 1, the mobile power supply system further includes a railing truck 4 for carrying the self-walking self-unloading platform 2 of the emergency equipment, where the left side board, the right side board and the rear side board of the railing truck 4 can be put down. The emergency equipment is equipped with at least three on the loading board of self-walking self-discharging platform 2 flexible supporting legs, when flexible supporting legs's quantity is three, the plummer 21 supplies the both sides of the one end of walking power supply unit business turn over certainly are equipped with respectively flexible supporting legs, and the other end of plummer 21 is equipped with remaining one flexible supporting legs, during the loading, sideboard truck 4 follows plummer 21 supplies the one end of walking power supply unit business turn over certainly backs into the below of plummer 21. In this embodiment, the number of the telescopic support legs 22 is four, and the telescopic support legs 22 are respectively provided on two sides of two ends of the carrying platform 21, so that the carrying platform 21 can be more stably supported.
Referring to fig. 9 to 12, the telescopic driving member 221 may be a driving motor, a hydraulic cylinder, or the like, and in this embodiment, the telescopic driving member 221 is a driving motor, and the lifting assembly 222 includes a lifting screw 2221 matched with the telescopic driving member 221. Optionally, the lifting assembly 222 further includes a speed reducer 2211 disposed on the outer support 223, and the telescopic driving piece 221 is in driving connection with the lifting screw 2221 through the speed reducer 2211.
As shown in fig. 8, the platform support 26 is provided with an electric cabinet 261 and a platform power supply, which are electrically connected, the electric cabinet 261 is electrically connected with the telescopic driving member 221, and the electric cabinet 261 is used for controlling the telescopic driving member 221 to act. The self-walking self-discharging platform 2 of the emergency equipment is provided with a platform power supply, so that the self-walking self-discharging platform 2 of the emergency equipment does not need an external power supply when in use, and is more convenient for users to use.
It will be readily appreciated that a number of the telescoping support legs 22 may be operated in a controlled and simultaneous manner or may be operated in a controlled and separate manner, as may be desired by one skilled in the art.
Referring to fig. 9 and 10, optionally, the clip 229 is rotatably connected to the outer support 223, the telescopic support leg 22 further includes a first elastic member 2212, the first elastic member 2212 connects the outer support 223 with the clip 229 so that an end of the clip 229 away from the outer support 223 approaches the platform support 26, and the outer support 223 has a limiting portion for limiting a rotation angle of the clip 229.
In order to prevent the telescopic supporting legs from being blocked when being unfolded, so that the outer supporting body 223 cannot be outwards expanded, and optimize the structure of the self-walking self-discharging platform 2 of the emergency equipment, the buckle plate 229 is provided with a supporting block 2213 for supporting the platform support 26. When the telescopic supporting leg 22 is in the storage state, the supporting block 2213 supports against the platform support 26, the first elastic member 2212 is in the stretching state, when the telescopic supporting leg 22 is to be unfolded, after the obtuse angle of the linear connecting piece 226 is slightly reduced, the first elastic member 2212 is to recover deformation, and the supporting block 2213 can transmit the reaction force from the platform support 26 to the outer supporting body 223, so that the initial kinetic energy of outward expansion is provided for the outer supporting body 223, and the effect of avoiding clamping is achieved.
The upper support rod 227 is provided with a sliding groove 2272 and a second elastic piece 2273, the pin shaft 2271 is slidably arranged in the sliding groove 2272, and the second elastic piece 2273 is used for driving the pin shaft 2271 to slide in the sliding groove 2272, and optionally, the sliding groove 2272 is arc-shaped. When the telescopic support legs are extended outward into position, the second elastic member 2273 is used to pull the pin 2271 into the fastening groove of the fastening plate 229, so that the triangular stabilizing structure becomes more stable. In the process of shrinking the telescopic support leg 22, the force applied by the linear connecting piece 226 to the pin shaft 2271 is greater than the elastic force of the second elastic piece 2273, so that the pin shaft 2271 slides along the sliding groove 2272 to be separated from the buckling groove of the buckle 229, and the purpose of releasing the triangular stable structure is achieved, and at this time, the second elastic piece 2273 is in a stretched state.
Optionally, the first elastic member 2212 is a tension spring; the second elastic member 2273 is a tension spring.
Optionally, the telescopic support leg 22 further includes a pin 2274, the upper support rod 227 is provided with a plurality of pin holes 2275 matched with the pin 2274, the second elastic member 2273 is connected to the upper support rod 227 through the pin 2274, and the position of the pin 2274 on the upper support rod 227 is adjustable, so that the tensioning degree of the second elastic member 2273 is adjustable.
The hanger 225 is provided with an adjusting screw 2214, and the linear connecting piece 226 is connected with the hanger 225 through the adjusting screw 2214. The arrangement of the adjusting screw 2214 can realize that the movement track of the adjusting buckle 229 and the movement track of the pin 2271 have an intersection point, and the buckle 229 and the pin 2271 are correspondingly locked at the intersection point of the two.
The lifting assembly 222 further comprises a folding telescopic assembly 2222, the folding telescopic assembly 2222 is connected with the outer support 223, and the bottom of the lifting screw 2221 is connected with the folding telescopic assembly 2222 to drive the folding telescopic assembly 2222 to stretch. The height of the telescopic supporting legs 22 can be reduced by the aid of the folding telescopic assembly 2222, and the self-walking self-unloading platform 2 of emergency equipment is facilitated to be enriched in application scenes. Specifically, the folding telescopic assembly 2222 is a scissor telescopic structure, and a supporting plate 2223 is connected to the bottom of the scissor telescopic structure.
In summary, the self-walking power supply equipment in the mobile power supply system provided by the invention realizes high integration of components such as the battery pack, the electric energy transmission line, the inverter and the like, does not need on-site assembly, and is convenient to use; the walking chassis is provided, so that self-walking can be realized, and the mobility is good; the emergency equipment self-walking self-discharging platform in the mobile power supply system is provided with walking wheels, can bear the self-walking power supply equipment and drive the self-walking power supply equipment to travel in a short distance, and can also play a role in lifting the self-walking power supply equipment, so that the self-walking power supply equipment can be easily transferred to a truck, and the self-walking power supply equipment can be quickly transferred to a long distance.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (9)
1. The portable power supply system, its characterized in that: the self-walking power supply equipment comprises a walking chassis and a machine box arranged on the walking chassis, wherein an electric energy transmission line, a control module and at least two cabinet bodies are arranged in the machine box, at least one cabinet body is a UPS (uninterrupted Power supply) and at least one cabinet body is a battery pack, and the UPS is electrically connected with the battery pack, the electric energy transmission line and the control module respectively; the self-walking self-unloading platform of the emergency equipment comprises a bearing table, and telescopic supporting feet and walking wheels which are respectively arranged on the bearing table; the bearing table is provided with a platform support, the telescopic supporting legs comprise telescopic driving pieces, lifting assemblies, an outer support body, a top block, hooks, linear connecting pieces, an upper supporting rod, a lower supporting rod and a buckle plate, two ends of the upper supporting rod are respectively connected with the platform support and the outer support body in a rotating manner, two ends of the lower supporting rod are respectively connected with the platform support and the outer support body in a rotating manner, and pin shafts matched with the buckle plate are arranged on the upper supporting rod; the lifting assembly is characterized in that a part of the lifting assembly is positioned in the outer support body and can be lifted relative to the outer support body, the telescopic driving piece is arranged on the outer support body and drives the lifting assembly to lift, the jacking block is fixedly arranged on the lifting assembly and matched with the hook, one end of the linear connecting piece is connected with the hook, the other end of the linear connecting piece is connected with the pin shaft, the upper part of the outer support body is provided with a limiting structure for limiting the hook, the upper support rod is rotatably connected with the outer support body through a support shaft, and the linear connecting piece is abutted against the support shaft; the pinch plate is rotationally connected with the outer support body, the telescopic support leg further comprises a first elastic piece, the first elastic piece is connected with the outer support body and the pinch plate so that one end, far away from the outer support body, of the pinch plate is close to the platform support, the outer support body is provided with a limiting part for limiting the rotation angle of the pinch plate, and the pinch plate is provided with a supporting block for supporting the platform support; when the telescopic supporting legs are in a storage state, the supporting blocks are supported by the platform support, the first elastic piece is in a stretching state, and when the telescopic supporting legs are unfolded, the first elastic piece is restored to deform.
2. The mobile power supply system of claim 1, wherein: the walking chassis comprises a chassis support, a walking track and a track driving piece for driving the walking track, wherein the walking track is arranged on two sides of the chassis support respectively, and the track driving piece and the machine box are arranged on the chassis support respectively.
3. The mobile power supply system of claim 2, wherein: the machine box is provided with a lower protruding part which is supported on the chassis bracket and is positioned between the two walking tracks.
4. The mobile power supply system of claim 2, wherein: the crawler driving piece is electrically connected with the control module.
5. The mobile power supply system of claim 2, wherein: the self-walking power supply device further comprises a damping device for damping the cabinet body.
6. The mobile power supply system of claim 5, wherein: the damping device comprises a damping disc and a plurality of first damping components, wherein the cabinet body is placed on the damping disc, the first damping components comprise damping springs and two damping guide wheels, the damping springs are connected with the damping disc and the machine box so that the damping disc can float along the vertical direction relative to the machine box, the two damping guide wheels are perpendicular to each other and perpendicular to the vertical direction respectively, the damping guide wheels are arranged on the damping disc vertically, and the two damping guide wheels are respectively in contact with the surfaces of the damping guide rails and roll along the damping guide rails, and the damping guide wheels are fixed on the machine box through fixing shafts.
7. The mobile power supply system of claim 6, wherein: the damping device further comprises a second damping component which is arranged on the upper portion of the cabinet body and comprises a plurality of pressing spring pieces which are fixedly arranged on the machine box, and the second damping component presses the cabinet body along the X axis, the Y axis and the Z axis.
8. The mobile power supply system of claim 1, wherein: the self-walking self-unloading platform also comprises a breast board truck for bearing the self-walking self-unloading platform of the emergency equipment.
9. The mobile power supply system of claim 1, wherein: the bottom surface of plummer is the holding surface, the walking wheel can accomodate in the top of holding surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111612682.8A CN114261453B (en) | 2021-12-27 | 2021-12-27 | Mobile Power Supply System |
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| CN202111612682.8A CN114261453B (en) | 2021-12-27 | 2021-12-27 | Mobile Power Supply System |
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| CN114261453B true CN114261453B (en) | 2023-08-29 |
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|---|---|
| CN114261453A (en) | 2022-04-01 |
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