CN111341965A - Rack and pinion formula annular battery device with from changing function - Google Patents

Rack and pinion formula annular battery device with from changing function Download PDF

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Publication number
CN111341965A
CN111341965A CN202010260398.8A CN202010260398A CN111341965A CN 111341965 A CN111341965 A CN 111341965A CN 202010260398 A CN202010260398 A CN 202010260398A CN 111341965 A CN111341965 A CN 111341965A
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China
Prior art keywords
battery
battery storage
rack
track groove
stepping motor
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Granted
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CN202010260398.8A
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Chinese (zh)
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CN111341965B (en
Inventor
徐伟
殷帅
于春蕾
包赢超
张义生
史洋
田婷
孙斐斐
卢纪丽
李帅
李辉
张业伟
孙正
杨青运
孙振川
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Zaozhuang University
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Zaozhuang University
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Priority to CN202010260398.8A priority Critical patent/CN111341965B/en
Publication of CN111341965A publication Critical patent/CN111341965A/en
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Publication of CN111341965B publication Critical patent/CN111341965B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention particularly relates to a rack-and-pinion type annular battery device with a self-replacing function, which solves the problem that the maintenance efficiency is influenced by the difficulty in detection and replacement of the existing annular battery pack in use. A rack-and-pinion type annular battery device with a self-replacing function is characterized in that working batteries and insulating columns are arranged in the inner cavity of an annular track groove, fixed contacts are arranged outside the annular track groove, a battery falling hole is formed below one of the working batteries, and an arc-shaped operation window hole is formed in the inner side of one of the working batteries; a rotary supporting cylinder is fixedly connected between the standby battery storage rack and the damaged battery storage rack, a radial pusher dog is arranged on the outer side wall of the rotary supporting cylinder in an extending manner, and the radial pusher dog extends into the operation gap; the push rod direction of the vertical push rod faces downwards; an output shaft of the stepping motor is fixedly arranged in the rotating support cylinder in a penetrating way; the control section includes a micro control unit. The invention realizes the automatic detection and replacement of the damaged battery and greatly improves the maintenance efficiency.

Description

Rack and pinion formula annular battery device with from changing function
Technical Field
The invention relates to a battery replacement technology, in particular to a rack-and-pinion type annular battery device with a self-replacement function.
Background
With the development of modern technologies, it is difficult for conventional square or cylindrical lithium batteries to meet the requirements of some special-shaped electronic products having a ring structure or a circular structure. The lithium batteries are connected in series or in parallel to form the annular battery pack, so that the capacity and the use safety of the battery pack can be guaranteed, and the battery pack can be better matched with an annular structure or a circular structure of an electronic product.
However, practice has shown that the existing annular battery packs have the following problems in use: firstly, each battery in the annular battery pack is of a parallel or series structure, the damage of individual batteries can directly influence the use of the whole annular battery pack, each battery unit in the battery pack needs to be manually detected one by one before the damaged battery is replaced, the workload is large, and the maintenance efficiency is seriously influenced; and secondly, for the annular battery pack with a small volume, the requirement on the fineness of replacement operation is high, so that the replacement work is difficult.
Disclosure of Invention
The invention provides a rack-and-pinion type annular battery device with a self-replacing function, aiming at solving the problem that the maintenance efficiency is influenced by the difficulty in detection and replacement of the existing annular battery pack during use.
The invention is realized by adopting the following technical scheme:
a rack and pinion type ring battery device with a self-replacing function includes a main body portion, a driving portion, and a control portion; the main body part comprises an annular battery pack and a battery replacement frame;
the annular battery pack comprises an annular track groove with an upward notch, N working batteries, an insulating column with the same size as the working batteries and N +1 wiring terminals which are staggered with the working batteries and the insulating column are arranged in the inner cavity of the annular track groove, and N is a positive integer larger than 1; two adjacent working batteries are connected in series through a connecting terminal between the two working batteries, and an operating gap is reserved between the two adjacent working batteries; the outer side wall of the circular track groove is provided with two fixed contacts which are respectively in contact electrical connection with the two wiring terminals on the two sides of the insulating column; a battery falling hole arranged on the bottom wall of the circular track groove is formed below one working battery, and an arc-shaped operation window hole arranged on the inner side wall of the circular track groove is formed in the inner side of the working battery;
the battery replacement frame comprises a standby battery storage frame arranged above the circular track groove and a damaged battery storage frame arranged below the circular track groove, wherein the standby battery storage frame comprises M standby battery storage cabins which are vertically communicated and fixedly connected end to end, M is a positive integer larger than 1, and one of the standby battery storage cabins is arranged right above the battery falling hole; each standby battery storage cabin is internally provided with a standby battery; the damaged battery storage rack comprises M damaged battery storage cabins which are opposite to the M spare battery storage cabins one by one and are fixedly connected end to end; a rotary supporting cylinder is fixedly connected between the standby battery storage rack and the damaged battery storage rack, M radial fingers which are vertically staggered with the M standby battery storage cabins are arranged on the outer side wall of the rotary supporting cylinder in an extending mode, and the outer end portions of two adjacent radial fingers penetrate through the arc-shaped operation window hole and respectively extend into two adjacent operation gaps; a stepping motor bracket fixedly connected to the outer bottom wall of the circular track groove is arranged below the damaged battery storage rack;
the driving part comprises two direct current motors arranged above the outer side of the circular track groove and a stepping motor arranged on the inner side of the circular track groove, the two direct current motors are distributed in parallel left and right, and output shafts face to the inner side of the circular track groove; the output shafts of the two direct current motors are respectively and fixedly provided with a driving gear; a vertical push rod is arranged between the two driving gears and is positioned right above the standby battery storage cabin which vertically corresponds to the battery falling hole, a vertical rack is vertically fixed on each of the left side wall and the right side wall of the vertical push rod, and the two vertical racks are respectively meshed with the two driving gears; an output shaft of the stepping motor is fixedly arranged in the rotating support cylinder in a penetrating way, and the base is fixedly connected to the stepping motor bracket;
the control part comprises a relay, a voltage AD sampling circuit, a current Hall sensor, two binding posts, a micro control unit, a direct current motor controller, a stepping motor controller and a load; the input end of the micro control unit is respectively connected with the output end of the voltage AD sampling circuit and the output end of the current Hall sensor; the output end of the micro control unit is respectively connected with the coil of the relay, the input end of the direct current motor controller and the input end of the stepping motor controller; the input end of the voltage AD sampling circuit is respectively connected with the two fixed contacts; one input end of the current Hall sensor is connected with one fixed contact through one normally open contact of the relay, and the other input end of the current Hall sensor is connected with the other fixed contact through one wiring terminal, the load, the other wiring terminal and the other normally open contact of the relay in sequence; the output end of the DC motor controller is respectively connected with the control ends of the two DC motors; the output end of the stepping motor controller is connected with the control end of the stepping motor.
The working process is carried out according to the following steps:
the method comprises the following steps: detection of the damaged state of the annular battery pack: in a discharging state, the voltage AD sampling circuit collects a discharging voltage value in real time and sends the collected discharging voltage value to the micro control unit in real time; the current Hall sensor collects a discharge current value in real time and sends the collected discharge current value to the micro control unit in real time; the micro control unit processes the information acquired in real time, and when the discharge voltage value and the discharge current value acquired in real time are lower than a specified threshold value, the micro control unit judges whether the battery is damaged or not through calculation; if the judgment result shows that the annular battery pack is damaged, the micro control unit generates a control instruction in real time and sends the control instruction to the relay in real time, and the relay executes a disconnection instruction in real time, so that the connection between the annular battery pack and the load is disconnected;
step two: detection of damaged battery: the micro control unit generates a pulse instruction in real time and sends the pulse instruction to the stepping motor controller in real time; the step motor controller sends the received pulse instruction to the step motor in real time, the step motor executes the pulse instruction to rotate an output shaft by a certain angle to drive a radial pusher dog to rotate by a certain angle along an arc-shaped operation window hole, the radial pusher dog rotates to drive a working battery and an insulating column to rotate by a certain angle along a circular track groove, so that the position of the insulating column is occupied by the working battery to be detected, and meanwhile, two fixed contacts are respectively disconnected from contact with wiring terminals at two ends of the insulating column and are connected with the wiring terminals at two ends of the working battery to be detected; then, the voltage AD sampling circuit collects the voltage value of the working battery to be detected in real time and sends the collected voltage value to the micro control unit in real time; the micro control unit compares the voltage value acquired in real time with a specified voltage threshold value; when the voltage value of the working battery is larger than or equal to the specified voltage threshold value, the working battery is not a damaged battery, then the micro control unit sends out a pulse instruction again, the stepping motor controller, the stepping motor and the voltage AD sampling circuit repeatedly execute the instruction, and the radial pusher dog repeats the action to complete the detection of the next working battery; when the voltage value of the working battery is lower than the specified voltage threshold value, indicating that the working battery is a damaged battery, and entering a battery replacement step;
step three: replacement of damaged batteries: the micro control unit generates a pulse instruction in real time and sends the pulse instruction to the stepping motor controller in real time; the stepping motor controller sends the received pulse instruction to the stepping motor in real time, the stepping motor executes the pulse instruction in real time to rotate an output shaft by a certain angle to drive the radial pusher dog to rotate by a certain angle along the arc-shaped operation window hole, and the radial pusher dog rotates to drive the working battery and the insulating column to rotate by a certain angle along the annular track groove, so that the damaged working battery is moved to a battery position right above the battery falling hole; then the micro control unit generates a control instruction in real time and sends the control instruction to the direct current motor controller in real time; the direct current motor controller sends the received control instruction to the two direct current motors in real time, and the direct current motor on the left side executes the control instruction in real time to rotate the output shaft clockwise to drive the driving gear on the left side to rotate clockwise; the direct current motor on the right side executes the control command in real time to rotate the output shaft anticlockwise so as to drive the driving gear on the right side to rotate anticlockwise; the two driving gears drive the two vertical racks to move downwards, and the vertical push rods are pushed downwards under the driving of the vertical racks on the two sides, so that the standby battery is pushed to the position where the working battery is damaged, and meanwhile, the damaged working battery is pushed to the damaged battery storage cabin, and the replacement action of one damaged working battery is completed;
step four: and (3) recovery of the discharge state: when the annular battery device finishes the actions of detecting and replacing all working batteries (executed when the detected batteries are judged to be damaged batteries), the discharge state of the annular battery pack can be recovered, and the specific process is as follows: the micro control unit generates a control instruction in real time and sends the control instruction to the relay in real time, and the relay executes the control instruction in real time to recover the closed state, so that the connection between the annular battery pack and the load is recovered; the present ring battery device continues to power the load.
The invention solves the problem that the maintenance efficiency is influenced by the difficulty in detection and replacement when the existing annular battery pack is used.
The control part also comprises an acousto-optic alarm unit, and the output end of the micro control unit is connected with the input end of the acousto-optic alarm unit.
The sound and light alarm unit can timely generate alarm signals when the annular battery pack is damaged, and further remind a power supply abnormal state, so that a worker can timely handle a power failure condition.
The cross section of each wiring terminal is of a structure with a narrow inside and a wide outside, and the outer side wall of each wiring terminal is provided with a V-shaped groove; each fixed contact is of a cavity structure, a radial spring is fixed at the bottom of each cavity, and a graphite contact block which is in fit contact with the V-shaped groove of the wiring terminal is fixed at the inner end of each radial spring.
The graphite contact block and the radial spring combined structure can ensure that the two fixed contacts are reconnected with a new connecting terminal after the positions of the working battery and the insulating column are changed on the basis of ensuring the contact electrical connection between the connecting terminal and the two fixed contacts, thereby ensuring the smooth detection and replacement of the annular battery device.
A battery clamping elastic sheet is arranged between each standby battery storage cabin and the standby battery positioned in the standby battery storage cabin.
The battery clamping elastic sheet is beneficial to firmly embedding the standby battery in the standby battery storage cabin, and further prevents the standby battery from carelessly falling down in a discharging state to influence the normal operation of the annular battery device.
The upper part of the rotary supporting cylinder is connected with the standby battery storage rack through M connecting beams, and the lower part of the rotary supporting cylinder is connected with the damaged battery storage rack through M connecting beams.
The circular track groove is made of insulating materials.
The automatic detection and replacement device is reasonable and reliable in structural design, achieves automatic detection and replacement of damaged batteries, greatly improves maintenance efficiency, is stable in structure and firm in connection, effectively guarantees accuracy of detection and replacement, and has the advantages of being simple in structure, high in automation degree and low in cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of a battery drop hole in the present invention.
In the figure, 101-circular track groove, 102-working battery, 103-insulating column, 104-wiring terminal, 105-fixed contact, 106-battery falling hole, 107-arc-shaped operation window hole, 108-radial spring, 109-graphite contact block, 201-standby battery storage cabin, 202-standby battery, 203-damaged battery storage cabin, 204-rotation support barrel, 205-radial pusher dog, 206-stepping motor bracket, 207-battery clamping elastic sheet, 208-connecting beam, 301-direct current motor, 302-stepping motor, 303-driving gear, 304-vertical push rod, 305-vertical rack, 401-relay, 402-voltage AD sampling circuit, 403-current Hall sensor, 404-wiring terminal, 405-micro control unit, 406-a direct current motor controller, 407-a stepping motor controller and 408-an audible and visual alarm unit.
Detailed Description
A rack and pinion type ring battery device with a self-replacing function includes a main body portion, a driving portion, and a control portion; the main body part comprises an annular battery pack and a battery replacement frame;
the annular battery pack comprises an annular track groove 101 with an upward notch, twelve working batteries 102, an insulating column 103 with the same size as the working batteries 102 and thirteen wiring terminals 104 staggered with the working batteries 102 and the insulating column 103 are arranged in the inner cavity of the annular track groove 101; two adjacent working batteries 102 are connected in series through a connecting terminal 104 positioned between the two working batteries 102, and an operating gap is reserved between the two adjacent working batteries 102; the outer side wall of the circular track groove 101 is provided with two fixed contacts 105, and the two fixed contacts 105 are respectively in contact electrical connection with the two wiring terminals 104 on the two sides of the insulating column 103; a battery falling hole 106 arranged on the bottom wall of the circular track groove 101 is arranged below one working battery 102, and an arc-shaped operation window hole 107 arranged on the inner side wall of the circular track groove 101 is arranged on the inner side of the working battery;
the battery replacement frame comprises a standby battery storage frame arranged above the circular track groove 101 and a damaged battery storage frame arranged below the circular track groove 101, the standby battery storage frame comprises four standby battery storage cabins 201 which are vertically communicated and fixedly connected end to end, and one standby battery storage cabin 201 is arranged right above the battery falling hole 106; each backup battery storage cabin 201 is internally provided with a backup battery 202; the damaged battery storage rack comprises four damaged battery storage cabins 203 which are opposite to the four standby battery storage cabins 201 one by one and are fixedly connected end to end; a rotary supporting cylinder 204 is fixedly connected between the standby battery storage rack and the damaged battery storage rack, four radial fingers 205 which are staggered with the four standby battery storage cabins 201 up and down are arranged on the outer side wall of the rotary supporting cylinder 204 in an extending way, wherein the outer end parts of two adjacent radial fingers 205 penetrate through the arc-shaped operation window hole 107 and respectively extend into two adjacent operation gaps; a stepping motor bracket 206 fixedly connected to the outer bottom wall of the circular track groove 101 is arranged below the damaged battery storage rack;
the driving part comprises two direct current motors 301 arranged above the outer side of the circular track groove 101 and a stepping motor 302 arranged inside the circular track groove 101, the two direct current motors 301 are distributed in parallel left and right, and output shafts face the inner side of the circular track groove 101; the output shafts of the two direct current motors 301 are fixedly provided with a driving gear 303 respectively; a vertical push rod 304 which is positioned right above the standby battery storage cabin 201 vertically corresponding to the battery falling hole 106 is arranged between the two driving gears 303, a vertical rack 305 is vertically fixed on each of the left side wall and the right side wall of the vertical push rod 304, and the two vertical racks 305 are respectively meshed with the two driving gears 303; an output shaft of the stepping motor 302 is fixedly arranged in the rotary supporting cylinder 204 in a penetrating way, and a base is fixedly connected to the stepping motor bracket 206;
the control part comprises a relay 401, a voltage AD sampling circuit 402, a current Hall sensor 403, two binding posts 404, a micro-control unit 405, a direct current motor controller 406, a stepping motor controller 407 and a load; wherein, the input end of the micro control unit 405 is respectively connected with the output end of the voltage AD sampling circuit 402 and the output end of the current hall sensor 403; the output end of the micro control unit 405 is connected with the coil of the relay 401, the input end of the direct current motor controller 406 and the input end of the stepping motor controller 407 respectively; the input ends of the voltage AD sampling circuit 402 are connected to the two fixed contacts 105, respectively; one input end of the current Hall sensor 403 is connected with one of the fixed contacts 105 through one normally open contact of the relay 401, and the other input end is connected with the other fixed contact 105 through one of the binding posts 404, the load, the other binding post 404 and the other normally open contact of the relay 401 in sequence; the output end of the direct current motor controller 406 is respectively connected with the control ends of the two direct current motors 301; the output of the stepper motor controller 407 is connected to the control of the stepper motor 302.
The control part also comprises an audible and visual alarm unit 408, and the output end of the micro control unit 405 is connected with the input end of the audible and visual alarm unit 408.
The cross section of each wiring terminal 104 is of a structure with a narrow inside and a wide outside, and the outer side wall of each wiring terminal is provided with a V-shaped groove; each fixed contact 105 is of a cavity structure, a radial spring 108 is fixed at the bottom of the cavity, and a graphite contact block 109 which is in fit contact with the V-shaped groove of the wiring terminal 104 is fixed at the inner end of each radial spring 108.
A battery clamping spring sheet 207 is arranged between each backup battery storage compartment 201 and the backup battery 202 positioned in the backup battery storage compartment.
The upper portion of the rotary support cylinder 204 is connected to the spare battery storage rack via four connecting beams 208, and the lower portion is connected to the damaged battery storage rack via four connecting beams 208.
The circular track groove 101 is made of an insulating material.

Claims (6)

1. The utility model provides a rack and pinion formula annular battery device with from change function which characterized in that: comprises a main body part, a driving part and a control part; the main body part comprises an annular battery pack and a battery replacement frame;
the annular battery pack comprises an annular track groove (101) with an upward notch, N working batteries (102), an insulating column (103) with the same size as the working batteries (102) and N +1 wiring terminals (104) which are staggered with the working batteries (102) and the insulating column (103) are arranged in the inner cavity of the annular track groove (101), and N is a positive integer greater than 1; two adjacent working batteries (102) are connected in series through a connecting terminal (104) between the two working batteries, and an operating gap is reserved between the two adjacent working batteries (102); the outer side wall of the circular track groove (101) is provided with two fixed contacts (105), and the two fixed contacts (105) are respectively in contact electrical connection with two wiring terminals (104) on two sides of the insulating column (103); a battery falling hole (106) arranged on the bottom wall of the circular track groove (101) is arranged below one working battery (102), and an arc-shaped operation window hole (107) arranged on the inner side wall of the circular track groove (101) is arranged on the inner side of the working battery;
the battery replacement frame comprises a spare battery storage frame arranged above the circular track groove (101) and a damaged battery storage frame arranged below the circular track groove (101), wherein the spare battery storage frame comprises M spare battery storage cabins (201) which are vertically communicated and fixedly connected end to end, M is a positive integer larger than 1, and one spare battery storage cabin (201) is arranged right above the battery falling hole (106); each spare battery storage cabin (201) is internally provided with a spare battery (202); the damaged battery storage rack comprises M damaged battery storage cabins (203) which are opposite to the M spare battery storage cabins (201) one by one and are fixedly connected end to end; a rotary supporting cylinder (204) is fixedly connected between the standby battery storage rack and the damaged battery storage rack, M radial fingers (205) which are vertically staggered with the M standby battery storage cabins (201) are arranged on the outer side wall of the rotary supporting cylinder (204) in an extending manner, wherein the outer end parts of two adjacent radial fingers (205) penetrate through the arc-shaped operation window hole (107) and respectively extend into two adjacent operation gaps; a stepping motor bracket (206) fixedly connected to the outer bottom wall of the circular track groove (101) is arranged below the damaged battery storage rack;
the driving part comprises two direct current motors (301) arranged above the outer side of the circular track groove (101) and a stepping motor (302) arranged on the inner side of the circular track groove (101), the two direct current motors (301) are distributed in parallel left and right, and output shafts face to the inner side of the circular track groove (101); the output shafts of the two direct current motors (301) are respectively and fixedly provided with a driving gear (303); a vertical push rod (304) which is positioned right above the standby battery storage cabin (201) vertically corresponding to the battery falling hole (106) is arranged between the two driving gears (303), a vertical rack (305) is vertically fixed on each of the left side wall and the right side wall of the vertical push rod (304), and the two vertical racks (305) are respectively meshed with the two driving gears (303); an output shaft of the stepping motor (302) is fixedly arranged in the rotary supporting cylinder (204) in a penetrating way, and the base is fixedly connected to the stepping motor bracket (206);
the control part comprises a relay (401), a voltage AD sampling circuit (402), a current Hall sensor (403), two binding posts (404), a micro control unit (405), a direct current motor controller (406), a stepping motor controller (407) and a load; the input end of the micro control unit (405) is respectively connected with the output end of the voltage AD sampling circuit (402) and the output end of the current Hall sensor (403); the output end of the micro control unit (405) is respectively connected with the coil of the relay (401), the input end of the direct current motor controller (406) and the input end of the stepping motor controller (407); the input end of the voltage AD sampling circuit (402) is respectively connected with the two fixed contacts (105); one input end of the current Hall sensor (403) is connected with one of the fixed contacts (105) through one normally open contact of the relay (401), and the other input end of the current Hall sensor is connected with the other fixed contact (105) through one of the wiring terminals (404), the load, the other wiring terminal (404) and the other normally open contact of the relay (401) in sequence; the output end of the direct current motor controller (406) is respectively connected with the control ends of the two direct current motors (301); the output end of the stepping motor controller (407) is connected with the control end of the stepping motor (302).
2. A rack and pinion type ring battery device with a self-replacing function according to claim 1, wherein: the control part also comprises an acousto-optic alarm unit (408), and the output end of the micro control unit (405) is connected with the input end of the acousto-optic alarm unit (408).
3. A rack and pinion type ring battery device with a self-replacing function according to claim 1, wherein: the cross section of each wiring terminal (104) is of a structure with a narrow inside and a wide outside, and the outer side wall of each wiring terminal is provided with a V-shaped groove; each fixed contact (105) is of a cavity structure, a radial spring (108) is fixed at the bottom of the cavity, and a graphite contact block (109) which is in fit contact with the V-shaped groove of the wiring terminal (104) is fixed at the inner end of each radial spring (108).
4. A rack and pinion type ring battery device with a self-replacing function according to claim 1, wherein: a battery clamping elastic sheet (207) is arranged between each backup battery storage cabin (201) and the backup battery (202) positioned in the backup battery storage cabin.
5. A rack and pinion type ring battery device with a self-replacing function according to claim 1, wherein: the upper part of the rotary support cylinder (204) is connected with the spare battery storage rack through M connecting beams (208), and the lower part of the rotary support cylinder is connected with the damaged battery storage rack through M connecting beams (208).
6. A rack and pinion type ring battery device with a self-replacing function according to claim 1, wherein: the circular track groove (101) is made of insulating materials.
CN202010260398.8A 2020-04-03 2020-04-03 Rack and pinion formula annular battery device with from changing function Expired - Fee Related CN111341965B (en)

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Publication number Priority date Publication date Assignee Title
KR20130031072A (en) * 2011-09-20 2013-03-28 넥스콘 테크놀러지 주식회사 A connection block for li-ion cells of battery pack
CN108963128A (en) * 2016-08-26 2018-12-07 赵琼 A kind of apparatus for automatic change of battery
CN109849865A (en) * 2018-12-28 2019-06-07 山东交通学院 A kind of equipment of fast changeable electric automobile battery box
CN209472010U (en) * 2018-09-08 2019-10-08 肇庆高新区异星科技有限公司 A kind of reserve battery replacement structure of educational robot
CN110435607A (en) * 2019-08-27 2019-11-12 崔启军 A kind of rotary electric motor-car battery replacement device
CN110525250A (en) * 2019-08-27 2019-12-03 崔启军 A kind of telescopic electric vehicle battery replacement device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130031072A (en) * 2011-09-20 2013-03-28 넥스콘 테크놀러지 주식회사 A connection block for li-ion cells of battery pack
CN108963128A (en) * 2016-08-26 2018-12-07 赵琼 A kind of apparatus for automatic change of battery
CN209472010U (en) * 2018-09-08 2019-10-08 肇庆高新区异星科技有限公司 A kind of reserve battery replacement structure of educational robot
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