CN208270739U - Heavy DC inner walkway device - Google Patents
Heavy DC inner walkway device Download PDFInfo
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- CN208270739U CN208270739U CN201820710881.XU CN201820710881U CN208270739U CN 208270739 U CN208270739 U CN 208270739U CN 201820710881 U CN201820710881 U CN 201820710881U CN 208270739 U CN208270739 U CN 208270739U
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- 239000000523 sample Substances 0.000 claims abstract description 75
- 238000012360 testing method Methods 0.000 claims abstract description 67
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 27
- 230000008054 signal transmission Effects 0.000 claims description 20
- 230000002159 abnormal effect Effects 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 230000005856 abnormality Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 150000004681 metal hydrides Chemical class 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
Heavy DC inner walkway device, including power supply box, auxiliary power box, movement mechanism portion and power controling machine structure, the testing and control area is equipped with several can match with tested battery and independent power supply test channel, each TCH test channel correspond to muti-piece mesuring battary；The movement mechanism portion includes for pallet to be delivered to the power drum line of test station, the probe card for being used to connect with mesuring battary, the probe card for being used to that probe card to be driven to be moved horizontally to test station driving cylinder and is used to control the probe clamping cylinder that probe clamps on probe card；The power controling machine structure includes several power control boards, controller and data processor；The auxiliary power box is mounted on power supply installing zone.The utility model beneficial effect is: energy incorporating pipeline body batch carries out the charge and discharge process that whole disk adds specified high current to carry out the short time to dynamic lithium battery, it is easy to operate, highly-safe, test consistency it is good, be suitable for various types power battery certain size in variation.
Description
Technical field
The utility model relates to a kind of heavy DC inner walkway devices.
Background technique
Power-type power battery pulse charge-discharge characteristic is excellent, is capable of providing the output of high magnification electric current, input, meets vehicle
To the particular/special requirement of power when operation under the conditions ofs starting, acceleration etc..Therefore, power-type power battery requires in lower
Resistance.The internal resistance of cell generallys use the expression of 1kHz AC impedance, and when using as power battery, inner resistance is by direct current
Internal resistance reflects.Accurate explanation and test power battery DC internal resistance are extremely important.863 project " HEV of the Department of Science and Technology of China at present
With high-power metal hydride Nie ﹙ Li Li ﹚ power accumulator conformance testing specifications ", Japanese electric vehicle association criterion JEVS
D7132003 " output density and input density test method of mixed power electric car closed nickel-hydrogen battery ", the U.S.
In FreedomCAR project " power auxiliary type Hybrid Vehicle electrokinetic cell handbook ", there is specific method test dynamic
Power battery DC internal resistance.But existing power battery heavy DC inner walkway, it can not in power battery production line link
Whole disk DC internal resistance test can not be connect, the cumbersome inefficiency of batchwise production operations with material flow line, and the one of multiple batches of production product
The disadvantages of cause property is difficult to guarantee, protection mechanism is not perfect.
Summary of the invention
To solve the above-mentioned problems, the utility model proposes it is a kind of can incorporating pipeline body batch to dynamic lithium battery into
The whole disk of row adds specified high current to carry out the charge and discharge process of short time, easy to operate, highly-safe, test consistency is good, is applicable in
In the heavy DC inner walkway device changed within the scope of various types power battery certain size.
Heavy DC inner walkway device described in the utility model, it is characterised in that: including power supply box, accessory power supply
Case, movement mechanism portion and power controling machine structure, the power supply box cavity are separated into straight for carrying out to mesuring battary by partition
Flow the charge/discharge operation area of inner walkway, the power supply installing zone for installing auxiliary power box and for installing power controling machine
The testing and control area of structure, wherein charge/discharge operation area installation is used for the mechanism part of placing battery；The testing and control area is set
Have it is several can be matched with tested battery and independent power supply test channel, the corresponding one piece of mesuring battary of each TCH test channel；
The movement mechanism portion includes for pallet to be delivered to the power drum line of test station, is used for and mesuring battary
The probe card of contact connectio, the probe card for driving probe card to be moved horizontally to test station drive cylinder and for controlling
The probe clamping cylinder that probe clamps on probe card, the Roller conveyor is laid in charge/discharge operation area, and the Roller conveyor is included
Driving device can be placed on palletized transport thereon to charge/discharge operation area；Two pieces of probe cards are positioned opposite, and every piece of probe card
It is affixed with the motion end of corresponding probe card driving cylinder, realize the adjustment of two probe plate spacings；End of the probe card towards pallet
Several probes of EDS maps, middle probe is affixed by connector and probe clamping cylinder, wherein the movement of two probe clamping cylinders
End moves toward one another, and realizes probe to the compression of battery pole ear to be measured；Probe card driving cylinder and probe clamping cylinder pass through phase
Air supply pipe and external air source pipeline connection are answered, and is furnished with air pressure valve at air supply pipe；
The power controling machine structure includes several power control boards, controller and data processor, every piece of power control board
A corresponding power supply test channel, power control board the first signal transmission end pass through conducting wire and the power supply test channel
The electrical connection of signal transmission end, realizes the signal transmitted in both directions of power control board and power supply test channel；The second of power control board
Signal transmission end is electrically connected with the first signal transmission end of the controller, realizes that the signal of power control board and controller is two-way
Transmission；The second signal transmission end of the controller is electrically connected with the signal transmission end of the power operation panel, realizes control
The signal transmitted in both directions of device and power operation panel；First signal output end of the controller passes through Ethernet and the data
The signal input part signal of processor connects, for the detection electric current, the voltage data that test battery to be transferred to data processor
To obtain the DC internal resistance value of battery；The second signal output end of the controller respectively with the control terminal of the driving device,
The control terminal of the probe card driving cylinder and the control terminal electrical connection of the probe clamping cylinder；
The auxiliary power box is mounted on power supply installing zone, and the sending end of the auxiliary power box passes through accordingly respectively
Conducting wire is electrically connected with the feeder ear in the movement mechanism portion and the power controling machine structure, and the auxiliary power box, which is furnished with, to be used for
The battery main switch of the entire on-off that is electrically connected of control, for controlling the power supply in movement mechanism portion and power controling machine structure.
The power operation panel is equipped with for controlling the start button of charge and discharge power supply start and stop, for there are abnormal feelings
The scram button of the emergent stopping of condition and the status indicator lamp for being used to indicate power supply box charge and discharge power work state, it is described to open
Dynamic button, scram button and status indicator lamp are connected by control circuit.
Cooling fan is equipped in the power supply box, the cooling fan is mounted on the power supply box right above battery tray,
The air outlet of the cooling fan is directed at battery tray, and heat dissipation direction is entered the wind from top to bottom, after hot wind is discharged by pallet two sides
It is discharged from the ventilation web plate at the power supply box back side, the control terminal of the cooling fan and the control terminal of the power control board are electrically connected
It connects.
The power supply test channel is 300A power supply test channel.
Each power supply test channel corresponds to one piece of battery.
The power controling machine structure also adds alarm and pallet to bit detector, wherein the control terminal of alarm with it is described
Control terminal signal output end electrical connection, for alarming in abnormal cases, the signal output end of the pallet to bit detector and
The controller corresponding signal input terminal electrical connection.
The charge/discharge operation area of the power supply box cavity is located at middle part, charge/discharge operation area be located at power supply installing zone just on
Side, the side in charge/discharge operation area is arranged in testing and control area.
Battery tray reaches designated position by Roller conveyor, and movement mechanism portion can be loaded with a certain number of battery trays
Disk further includes tray loading movement mechanism, and movement mechanism, which has to move up and down, controls cylinder with battery clamp, for controlling load
The battery tray of different cell widths, battery clamp integrally control compression using cylinder, and easy to control, consistency is good.Fitness machine
Structure cabinet further comprises the pallets of different conditions simultaneously and detects in place, can detect the pallets of various situations and abnormal conditions and propose in place
Warning, safety are good.Power supply box is placed in the side of movement mechanism cabinet, and line is easy, and the corresponding charge and discharge of every piece of battery are logical
Road has many advantages, such as that efficiency for charge-discharge height and resistance value consistency are good.Heavy-current control portion mainly gives mechanism part and power supply unit to provide
Power demands detect the working condition of each main function components in the course of work fact, occur abnormal conditions can upload in time it is different
Normal processing module warning message.Exception processing module can save current working status in the abnormal power-off condition of appearance in time, guarantee
The data of charge and discharge process are not lost, and operator's prompt information is given after incoming call, and the data of detection are uploaded to service by router
Device.
When work, pallet is transmitted pallet in place by Roller conveyor by mechanism part, and probe card driving cylinder is for controlling a left side
Right two pieces of probe cards are opposite or move backward, and probe card is mobile in place, and probe clamping cylinder controls probe and clamps, and compress battery
Tab.But start testing process when battery tray above cooling fan open, heat dissipation direction is to enter the wind from top to bottom, hot wind by
The discharge of pallet two sides.
There are multiple independent current source charge-discharge tests channel, the corresponding one piece of battery in each channel, power control board in power supply box
Independent control, electric current, voltage data and the warning message via controller of detection are uniformly transmitted at data by Ethernet packing
Device is managed, then the DC internal resistance value of battery is calculated according to the data of upload by data processor.The power supply heat of power supply box by
It is discharged behind ventilation web plate.It is distributed 2 buttons and 1 indicator light on power supply box operation panel, is that equipment start button is used respectively
In control charge and discharge power supply start and stop, the emergent stopping that scram button is used to abnormal conditions occur, status indicator lamp can indicate electricity
The working condition of source case charge and discharge power supply includes in test, stops, is abnormal.
The beneficial effects of the utility model are: can incorporating pipeline body batch to dynamic lithium battery carry out whole disk add it is specified big
Electric current carries out the charge and discharge process of short time, at the beginning of can be to electric current in charge and discharge process and the end time carry out it is quasi-
True control and detection is carried out that internal resistance is calculated by normalized form, can also describe corresponding curve.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the side view of the utility model.
Fig. 3 is the rearview of the utility model.
Fig. 4 is the internal structure chart one of the utility model.
Fig. 5 is the internal structure chart two of the utility model.
Fig. 6 is the bottom view of the utility model.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawing.
Referring to attached drawing:
The heavy DC inner walkway device described in the utility model of embodiment 1, including power supply box 1, auxiliary power box
2, movement mechanism portion 3 and power controling machine structure 4,1 inner cavity of power supply box are separated by partition for carrying out to mesuring battary
The charge/discharge operation area of DC internal resistance test, the power supply installing zone for installing auxiliary power box and for installing power supply control
The testing and control area of mechanism, wherein charge/discharge operation area installation is used for the mechanism part of placing battery；The testing and control area
It can be matched with tested battery and independent power supply test channel, each TCH test channel correspond to muti-piece mesuring battary equipped with several；
The movement mechanism portion 3 include for pallet is delivered to the power drum line 15 of test station, be used for it is to be measured
The probe card of battery contact connectio, the probe card for driving probe card to be moved horizontally to test station drive cylinder 9 and use
In the probe clamping cylinder 10 that probe clamps on control probe card, the Roller conveyor 15 is laid in charge/discharge operation area, and described
Roller conveyor 15 carries driving device, and the pallet 5 that can be placed on thereon is transported to charge/discharge operation area；Two pieces of probe cards are with respect to cloth
It sets, and every piece of probe card and the motion end of corresponding probe card driving cylinder are affixed, realize the adjustment of two probe plate spacings；Probe
Plate face is distributed several probes to the end face of pallet, and middle probe is affixed by connector and probe clamping cylinder, wherein two probes
The tache motorice of clamping cylinder moves toward one another, and realizes probe to the compression of battery pole ear to be measured；Probe card drives cylinder 9 and probe
Clamping cylinder 10 is furnished with air pressure valve 14 by corresponding air supply pipe and external air source pipeline connection at air supply pipe；
The power controling machine structure 4 includes several power control boards, controller and data processor, every piece of power control board
A corresponding power supply test channel, power control board the first signal transmission end pass through conducting wire and the power supply test channel
The electrical connection of signal transmission end, realizes the signal transmitted in both directions of power control board and power supply test channel；The second of power control board
Signal transmission end is electrically connected with the first signal transmission end of the controller, realizes that the signal of power control board and controller is two-way
Transmission；The second signal transmission end of the controller is electrically connected with the signal transmission end of the power operation panel, realizes control
The signal transmitted in both directions of device and power operation panel；First signal output end of the controller passes through Ethernet and the data
The signal input part signal of processor connects, for the detection electric current, the voltage data that test battery to be transferred to data processor
To obtain the DC internal resistance value of battery；The second signal output end of the controller respectively with the control terminal of the driving device,
The control terminal of the probe card driving cylinder and the control terminal electrical connection of the probe clamping cylinder；
The auxiliary power box 2 is mounted on power supply installing zone, and the sending end of the auxiliary power box passes through phase respectively
Conducting wire and the feeder ear in the movement mechanism portion and the power controling machine structure is answered to be electrically connected, the auxiliary power box is with useful
The battery main switch 11 for the on-off that is entirely electrically connected in control, for controlling the confession in movement mechanism portion and power controling machine structure
Electricity.
The power control board includes for controlling the heavy-current control module of power supply box power supply, supplying for controlling accessory power supply
The secondary control module of electricity and when for storing abnormal power-down battery information exception processing module, wherein the heavy-current control
First signal transmission end of module is electrically connected by conducting wire with the signal transmission end in the power supply test channel, realizes power supply control
The signal transmitted in both directions of plate and power supply test channel；The second signal output end of the heavy-current control module and the abnormality processing
The signal input part signal of module is connected；One of them of the signal output end of the secondary control module and the accessory power supply
Sending end electrical connection, the signal input part electrical connection corresponding with the controller of the output end of the exception processing module.
The power operation panel is equipped with for controlling the start button 6 of charge and discharge power supply start and stop, for there is exception
The scram button 8 of the emergent stopping of situation and the status indicator lamp 7 for being used to indicate power supply box charge and discharge power work state, institute
Start button, scram button and status indicator lamp is stated to connect by control circuit.
It is equipped with cooling fan 12 in the power supply box 1, the cooling fan is mounted on the power supply box right above battery tray
On, the air outlet of the cooling fan is directed at battery tray, and heat dissipation direction is entered the wind from top to bottom, and hot wind is discharged by pallet two sides
It is discharged afterwards from the ventilation web plate at the power supply box back side, the control terminal of the cooling fan and the control terminal of the power control board are electrically connected
It connects.
The power supply test channel is 300A power supply test channel.
Each power supply test channel corresponds to one piece of battery.
The power controling machine structure also adds alarm and pallet to bit detector, wherein the control terminal of alarm with it is described
Control terminal signal output end electrical connection, for alarming in abnormal cases, the signal output end of the pallet to bit detector and
The controller corresponding signal input terminal electrical connection.
The charge/discharge operation area of the power supply box cavity is located at middle part, charge/discharge operation area be located at power supply installing zone just on
Side, the side in charge/discharge operation area is arranged in testing and control area.
Battery tray reaches designated position by Roller conveyor, and movement mechanism portion can be loaded with a certain number of battery trays
Disk further includes tray loading movement mechanism, and movement mechanism, which has to move up and down, controls cylinder with battery clamp, for controlling load
The battery tray of different cell widths, battery clamp integrally control compression using cylinder, and easy to control, consistency is good.Fitness machine
Structure cabinet further comprises the pallets of different conditions simultaneously and detects in place, can detect the pallets of various situations and abnormal conditions and propose in place
Warning, safety are good.Power supply box is placed in the side of movement mechanism cabinet, and line is easy, and the corresponding charge and discharge of every piece of battery are logical
Road has many advantages, such as that efficiency for charge-discharge height and resistance value consistency are good.Heavy-current control portion mainly gives mechanism part and power supply unit to provide
Power demands detect the working condition of each main function components in the course of work fact, occur abnormal conditions can upload in time it is different
Normal processing module warning message.Exception processing module can save current working status in the abnormal power-off condition of appearance in time, guarantee
The data of charge and discharge process are not lost, and operator's prompt information is given after incoming call, and the data of detection are uploaded to service by router
Device.
When work, pallet is transmitted pallet in place by Roller conveyor by mechanism part, and probe card driving cylinder is for controlling a left side
Right two pieces of probe cards are opposite or move backward, and probe card is mobile in place, and probe clamping cylinder controls probe and clamps, and compress battery
Tab.But start testing process when battery tray above cooling fan open, heat dissipation direction is to enter the wind from top to bottom, hot wind by
The discharge of pallet two sides.
There is multiple independent current source charge-discharge tests channel in power supply box, each channel corresponds to muti-piece battery, power control board
Independent control, electric current, voltage data and the warning message via controller of detection are uniformly transmitted at data by Ethernet packing
Device is managed, then the DC internal resistance value of battery is calculated according to the data of upload by data processor.The power supply heat of power supply box by
It is discharged behind ventilation web plate.It is distributed 2 buttons and 1 indicator light on power supply box operation panel, is that equipment start button is used respectively
In control charge and discharge power supply start and stop, the emergent stopping that scram button is used to abnormal conditions occur, status indicator lamp can indicate electricity
The working condition of source case charge and discharge power supply includes in test, stops, is abnormal.
The present apparatus has battery reverse connecting protection, battery short circuit protection, voltage, current fluctuation degree transfinite protection, battery over-voltage
The protection mechanisms such as under-voltage protection, battery overcurrent protection, overheat protector, smog alarm protection.Power battery electric current is suitable for exist
300A DC internal resistance test below.
It is in place of 2 the present embodiment of embodiment and the difference of embodiment 1: there are 8 independent current source charge and discharge in power cabinet 1
TCH test channel.The corresponding battery in each channel, power control board independent control, electric current, voltage data and the alarm signal of detection
Breath is transmitted to external data processor by Ethernet, and the direct current of battery is calculated according to the data of upload by data processor
Internal resistance value.
Content described in this specification embodiment is only an enumeration of the implementation forms of the utility model concept, this is practical new
The protection scope of type should not be construed as being limited to the specific forms stated in the embodiments, and the protection scope of the utility model is also wrapped
Include those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (8)
1. heavy DC inner walkway device, it is characterised in that: including power supply box, auxiliary power box, movement mechanism portion and electricity
Source control mechanism, the power supply box cavity are separated into the charge and discharge for carrying out DC internal resistance test to mesuring battary by partition
Workspace, the power supply installing zone for installing auxiliary power box and the testing and control area for installing power controling machine structure,
Described in charge/discharge operation area installation be used for placing battery mechanism part；The testing and control area be equipped with it is several can be with tested electricity
Pond matches and independent power supply test channel, each TCH test channel correspond to muti-piece mesuring battary；
The movement mechanism portion includes for pallet to be delivered to the power drum line of test station, is used to contact with mesuring battary
The probe card of connection, the probe card for driving probe card to be moved horizontally to test station drive cylinder and for controlling probe
The probe clamping cylinder that probe clamps on plate, the Roller conveyor are laid in charge/discharge operation area, and the included driving of the Roller conveyor
Device can be placed on palletized transport thereon to charge/discharge operation area；Two pieces of probe cards are positioned opposite, and every piece of probe card with it is right
The motion end for the probe card driving cylinder answered is affixed, realizes the adjustment of two probe plate spacings；The probe card end face towards pallet point
Several probes of cloth, middle probe is affixed by connector and probe clamping cylinder, wherein the tache motorice phase of two probe clamping cylinders
To movement, realize probe to the compression of battery pole ear to be measured；Probe card driving cylinder and probe clamping cylinder are by accordingly supplying
Tracheae and external air source pipeline connection, and it is furnished with air pressure valve at air supply pipe；
The power controling machine structure includes several power control boards, controller and data processor, and every piece of power control board is corresponding
One power supply test channel, power control board the first signal transmission end pass through the signal of conducting wire and the power supply test channel
Transmission end electrical connection, realizes the signal transmitted in both directions of power control board and power supply test channel；The second signal of power control board
Transmission end is electrically connected with the first signal transmission end of the controller, realizes the two-way biography of signal of power control board and controller
It is defeated；The second signal transmission end of the controller is electrically connected with the signal transmission end of the power operation panel, realizes controller
With the signal transmitted in both directions of power operation panel；First signal output end of the controller passes through at Ethernet and the data
Manage device signal input part signal connection, for by the detection electric current, the voltage data that test battery be transferred to data processor with
Obtain the DC internal resistance value of battery；The second signal output end of the controller respectively with the control terminal of the driving device, institute
State the control terminal of probe card driving cylinder and the control terminal electrical connection of the probe clamping cylinder；
The auxiliary power box is mounted on power supply installing zone, and the sending end of the auxiliary power box passes through respective wire respectively
It is electrically connected with the feeder ear in the movement mechanism portion and the power controling machine structure, the auxiliary power box is furnished with for controlling
The battery main switch for the on-off that is entirely electrically connected, for controlling the power supply in movement mechanism portion and power controling machine structure.
2. heavy DC inner walkway device as described in claim 1, it is characterised in that: the power control board includes using
In the heavy-current control module of control power supply box power supply, the secondary control module for controlling accessory power supply power supply and for storing
The exception processing module of battery information when abnormal power-down, wherein the first signal transmission end of the heavy-current control module passes through conducting wire
It is electrically connected with the signal transmission end in the power supply test channel, realizes the two-way biography of signal of power control board and power supply test channel
It is defeated；The second signal output end of the heavy-current control module is connected with the signal input part signal of the exception processing module；Institute
The signal output end for stating secondary control module is electrically connected with one of sending end of the accessory power supply, the abnormality processing mould
The signal input part electrical connection corresponding with the controller of the output end of block.
3. heavy DC inner walkway device as described in claim 1, it is characterised in that: set on the power operation panel
There are the start button for controlling charge and discharge power supply start and stop, the scram button for there is the emergent stopping of abnormal conditions and use
In the status indicator lamp of instruction power supply box charge and discharge power work state, the start button, scram button and state instruction
Lamp is connected by control circuit.
4. heavy DC inner walkway device as claimed in claim 3, it is characterised in that: be equipped with heat dissipation in the power supply box
Blower, the cooling fan are mounted on the power supply box right above battery tray, and the air outlet of the cooling fan is directed at battery
Pallet, heat dissipation direction are entered the wind from top to bottom, and hot wind is discharged after being discharged by pallet two sides from the ventilation web plate at the power supply box back side, institute
The control terminal for stating cooling fan is electrically connected with the control terminal of the power control board.
5. heavy DC inner walkway device as described in claim 1, it is characterised in that: the power supply test channel is
300A power supply test channel.
6. heavy DC inner walkway device as claimed in claim 5, it is characterised in that: each power supply test channel pair
Answer 24 pieces of batteries.
7. heavy DC inner walkway device as described in claim 1, it is characterised in that: the power controling machine structure also increases
If alarm and pallet are to bit detector, wherein the control terminal of alarm is electrically connected with the control terminal signal output end, is used for
It alarms in abnormal cases, the signal output end of the pallet to bit detector is electrically connected with the controller corresponding signal input terminal
It connects.
8. heavy DC inner walkway device as described in claim 1, it is characterised in that: the charge and discharge of the power supply box cavity
Electricity work position is in middle part, and charge/discharge operation area is located at right above power supply installing zone, and testing and control area is arranged in charge/discharge operation
The side in area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820710881.XU CN208270739U (en) | 2018-05-14 | 2018-05-14 | Heavy DC inner walkway device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820710881.XU CN208270739U (en) | 2018-05-14 | 2018-05-14 | Heavy DC inner walkway device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270739U true CN208270739U (en) | 2018-12-21 |
Family
ID=64682653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820710881.XU Withdrawn - After Issue CN208270739U (en) | 2018-05-14 | 2018-05-14 | Heavy DC inner walkway device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108398653A (en) * | 2018-05-14 | 2018-08-14 | 浙江杭可科技股份有限公司 | Heavy DC inner walkway device |
| CN110703123A (en) * | 2019-11-18 | 2020-01-17 | 固纬电子(苏州)有限公司 | Multi-channel power supply testing method |
-
2018
- 2018-05-14 CN CN201820710881.XU patent/CN208270739U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108398653A (en) * | 2018-05-14 | 2018-08-14 | 浙江杭可科技股份有限公司 | Heavy DC inner walkway device |
| CN108398653B (en) * | 2018-05-14 | 2024-03-05 | 浙江杭可科技股份有限公司 | Heavy current DC internal resistance testing device |
| CN110703123A (en) * | 2019-11-18 | 2020-01-17 | 固纬电子(苏州)有限公司 | Multi-channel power supply testing method |
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