CN209894943U - Lithium ion battery hot pressing becomes back battery voltage and examines circuit and equipment entirely - Google Patents
Lithium ion battery hot pressing becomes back battery voltage and examines circuit and equipment entirely Download PDFInfo
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- CN209894943U CN209894943U CN201920504012.6U CN201920504012U CN209894943U CN 209894943 U CN209894943 U CN 209894943U CN 201920504012 U CN201920504012 U CN 201920504012U CN 209894943 U CN209894943 U CN 209894943U
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Abstract
The utility model relates to the technical field of battery voltage measurement, and provides a battery voltage full detection circuit after the hot pressing of a lithium ion battery, which comprises a control circuit module, a detection circuit module and a power supply module; the control circuit module comprises an inductor and a control relay, wherein the inductor is used for inducing the opportunity of terminating the detection circuit module; the detection circuit module comprises N groups of detection units which are connected in parallel, wherein N is a positive integer not less than 2, and each group of detection units comprises a high-precision intelligent dial surface table, a detection relay and an indication element. The device comprises the circuit and the device box body, and a detection circuit module and a control relay in the circuit are arranged in the box body. The utility model discloses a circuit and equipment can carry out voltage detection to a plurality of batteries after becoming through the parallelly connected detecting element of multiunit simultaneously, make detection efficiency improve, avoid low pressure, zero-voltage battery to flow into the back process and cause and scrap.
Description
Technical Field
The utility model relates to a battery voltage measurement technical field, concretely relates to lithium ion battery hot briquetting becomes back battery voltage and examines circuit and equipment entirely.
Background
After the formation of the battery, a low-voltage battery with a part of batteries which are not formed or insufficiently formed due to poor contact, abnormal point position of a formation cabinet or poor formation operation and the like can be generated, and the battery is an abnormal battery. The abnormal battery cannot be flowed to the rear, affecting the overall performance and safety of use of the battery. In order to select the abnormal battery, the voltage of the battery after formation needs to be detected completely. At present, the mode of the full voltage detection of the battery cell in the lithium ion battery industry is as follows: manually using a meter pen or a voltage internal resistance measuring instrument to carry out detection one by one. Therefore, the problem of low working efficiency exists, the phenomenon of missing measurement is easy to occur, the low-voltage battery flows to a post process, and the performance of the lithium battery is adversely affected and even scrapped.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lithium ion battery hot briquetting becomes back battery voltage and examines circuit and equipment entirely, has solved at least one problem that exists among the prior art.
The technical scheme of the utility model is realized like this: a battery voltage full-detection circuit after lithium ion battery hot pressing formation comprises a control circuit module, a detection circuit module and a power supply module.
Wherein, the control circuit module includes: an inductor and a control relay; the two ends of a control coil of the control relay are connected with the two ends of an output circuit of the inductor in parallel, the two ends of a normally closed circuit (NC) of the control relay are connected with the detection circuit module in parallel, and the inductor is used for inducing the time for terminating the retrieval circuit module so as to control the on-off of the detection circuit module.
The detection circuit module includes: n group's detecting element that connects in parallel each other, a set of detecting element includes: the intelligent dial gauge comprises a high-precision intelligent dial gauge surface, a detection relay and an indication element, wherein a control coil of the detection relay is connected with a normally open circuit (NO) in the intelligent dial gauge surface in series and then connected with two ends of a normally closed circuit (NC) of the control relay in parallel, the indication element is connected with the normally open circuit (NO) of the detection relay and then connected with two ends of a control coil of the detection relay in parallel, each group of detection units can detect the voltage of one group of batteries, and two ends of the batteries to be detected are connected with a voltage INPUT (INPUT) end of the intelligent dial gauge surface to perform voltage detection; wherein N is a positive integer greater than or equal to 2.
The power module includes: the intelligent dial gauge comprises an alternating current power supply and a switching power supply, wherein the alternating current power supply is connected with a power input end and a switching power supply input end of the intelligent dial gauge, the switching power supply converts alternating current of the alternating current power supply into direct current, a direct current output end of the switching power supply is connected with a power input end of an inductor, and a direct current output end of the switching power supply is connected between a control circuit module and a detection circuit module in series to supply power for the inductor, a control relay, a detection relay and an indication element.
Further, the connection lines of the control circuit modules are specifically as follows: the output negative pole end of the switch power supply is connected with the negative pole (-V) end of the inductor and one end of a normally closed circuit (NC) of the control circuit relay, the output positive pole end of the switch power supply is connected with the positive pole (+ V) end of the inductor and one end of a control circuit relay control coil, the output end of the inductor is connected with the other end of the control circuit relay control coil, and the two ends of the control relay control coil are not distinguished to be positive and negative and can be connected in an interchangeable mode.
The detection circuit module is specifically connected as follows: the output positive terminal of the switch power supply is connected with a COM pin point in an LO line of the intelligent dial surface meter, an NO pin point in the LO line of the intelligent dial surface meter is connected with a COM pin point of the detection relay and one end of the control coil, the other end of the control coil of the detection relay is connected with the other end of a normally closed line (NC) of the control relay, one end of the indicating element is connected with the NO pin point of the detection relay, the other end of the indicating element is connected with the other end of the control coil of the detection relay, the indicating element and the normally open line of the detection relay form a series circuit and are connected in parallel with two ends of the control coil of the detection relay, and the positive pole and the negative pole of the battery to be detected are respectively connected with a pin.
The power module is connected as follows: the L end and the N end of the switch power supply are respectively connected with a live wire and a zero line of an alternating current power supply, the live wire and the zero line of the alternating current power supply are connected with two input ends of an alternating current power supply (AC) of the intelligent dial surface meter, and the two input ends of the alternating current power supply (AC) are not distinguished to be positive and negative and can be connected in an interchangeable way.
Further, the indicating element is a buzzer or a light emitting diode.
The utility model also provides a lithium ion battery hot briquetting becomes back battery voltage and examines equipment entirely, including aforementioned lithium ion battery hot briquetting becomes back battery voltage and examines circuit and equipment box entirely, and circuit module, control relay and the switching power supply that battery voltage examined in the circuit entirely are installed in the box, and open on the box surface has the dead slot, and intelligence quotation table dial plate and indicating element pass the dead slot from the box is fixed inlay in the box surface.
Furthermore, still include the fixed a plurality of aviation plugs that inlay in the box surface, intelligent coiled sheet surface INPUT circuit inner foot point HI passes through the wire with foot point LO and connects aviation plug.
Furthermore, the battery hot-pressing formation board comprises a battery, a clamp for clamping the battery on the hot-pressing formation board, a PCB board for connecting the positive electrode and the negative electrode of the clamp and a golden finger, wherein the golden finger is arranged on the extension of the hot-pressing formation board.
Furthermore, the hot pressing device further comprises a clamp opener, wherein a golden finger socket is arranged at the tail part of the clamp opener and corresponds to a golden finger on the hot pressing formation plate.
Further, the inductor is installed at the side of the open clamp and is used for sensing the position of the open clamp pressing strip of the open clamp, and the inductor can control whether the detection circuit works or not by sensing the distance between the open clamp pressing strip and the inductor.
Further, the alternating current power supply is a 220V alternating current power supply, and the output of the switching power supply is 24V direct current.
Has the advantages that: the utility model relates to a lithium ion battery hot briquetting becomes back battery voltage and examines circuit and equipment entirely through parallelly connected detecting element of multiunit can carry out voltage detection to a plurality of batteries after becoming simultaneously to show data on the high accuracy intelligence dish face table, voltage is less than the bad battery indicating element of setting value and will report to the police through bright lamp or sound production. The utility model discloses the scheme can detect a plurality of batteries and differentiate its voltage when pressing from both sides under the battery, and battery detection one by one compares with the tradition manual work, and detection efficiency is higher, and degree of automation is high. Avoid low pressure, zero voltage battery to flow into the back process and cause and scrap. And two original stations are combined into one station, so that the production efficiency is improved, and meanwhile, the operation stations and the production cost are saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic circuit diagram of an embodiment of a battery voltage full detection circuit after lithium ion batteries are hot-pressed;
fig. 2 is a schematic diagram of a device connection line of an embodiment of a battery voltage full detection circuit after the lithium ion battery is hot-pressed;
fig. 3 is a schematic diagram of a front structure of a box body of an embodiment of the device for fully detecting battery voltage after the lithium ion battery is thermally compressed;
fig. 4 is a schematic diagram of a back structure of an embodiment of a box of a battery voltage full-detection device after lithium ion batteries are hot-pressed;
fig. 5 is a schematic view of an internal structure of an embodiment of a full-inspection apparatus for battery voltage after lithium ion battery hot pressing formation according to the present invention;
fig. 6 is a schematic structural diagram of a battery voltage full inspection apparatus according to an embodiment of the present invention after the lithium ion battery is thermally compressed into a plate;
fig. 7 is a schematic structural diagram of a clamp opener according to an embodiment of the full-detection device for battery voltage after the lithium ion battery is hot-pressed;
fig. 8 is a schematic diagram of a connection line of an embodiment of the device for detecting the battery voltage after the lithium ion battery is thermally compressed.
The attached drawings are as follows: 1, a box body; 2, intelligent dial gauge; 3, a buzzer; 4, a relay; 5, switching a power supply; 6, an aviation plug; 7, hot pressing to form a plate; 701 batteries; 702 a clamp; 703 golden finger; 8, opening a clamp; 801 gold finger socket; 802, opening a clamping and pressing strip; 803 air cylinders; 804, turning on a voltage switch; 9 an inductor; 10 three-port socket; 11 appliance switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Wherein, the control circuit module includes: an inductor powered by a DC power source DC and a control relay K0. The power input end (-V and + V) of the inductor is connected with a direct current power supply DC, two ends of a control coil of the control relay K0 are connected with the output end (OUT and V +) of the inductor in parallel, and a normally closed circuit (NC) of the control relay K0 is connected with the detection circuit module after being connected with the direct current power supply DC. The inductor is used for inducing the time for terminating the retrieval circuit module and controlling whether the detection circuit module carries out detection work or not through the voltage output change of the inductor.
The detection circuit module includes: n group's detecting element that connects in parallel each other, a set of detecting element includes: the high-precision intelligent dial surface meter comprises a high-precision intelligent dial surface meter n, a detection relay Kn and an indication element Bn, wherein a control coil of the detection relay Bn is connected with two ends of a normally open circuit in the intelligent dial surface meter in series and then is connected with two ends of a normally closed circuit (NC) of a control relay K0 in parallel, after the indication element Bn is connected with a normally open circuit (NO) of the detection relay Kn, the control coil and the indication element Bn are connected with two ends of a control coil of the detection relay in parallel, each group of detection units can detect the voltage of one group of batteries, and two ends of the batteries to be detected are connected with; wherein, N is a positive integer greater than or equal to 2, and the number of groups of the detection units can be set according to requirements.
In this embodiment, three sets of intelligent dial surface meters are used, the normally open contact ends (COM and NO ends) of the LO line in the intelligent dial surface meters are connected, the lower limit value to be detected of the intelligent dial surface meters to be set correspondingly is the minimum value of the battery voltage reaching the standard, when the voltage INPUT (INPUT) end is detected to be smaller than the preset lower limit value, the two ends (COM and NO ends) of the normally open line are closed and communicated, so that the control coil of the detection relay in the same detection unit is electrified. The detection relay controls the coil to be electrified so that two ends of a normally open circuit (NO) are closed, an indicating element connected in series with the detection relay is electrified to work, and an alarm is sent to indicate that the voltage of the detection battery is not in accordance with the requirement. Generally, there are multiple lines inside the intelligent dial table: the LO line and the HI line GO line, in other embodiments, may set the minimum value of the voltage of the qualified battery to the upper limit of the dial table and connect the normally open lines (COM and NO terminals) of the HI line in the smart dial table. Besides the three sets of intelligent dial gauges of relays used in this embodiment, there are two or four sets of dial gauges of relays, and those skilled in the art can set the voltage value of the battery reaching the standard as required and connect the two ends (COM and NO ends) of the normally open line of the appropriate line in the intelligent dial gauge.
In this embodiment, the indicating element is a buzzer with an indicating lamp. In other embodiments, other indicator elements that emit sound or light may be used, such as light emitting diodes.
The power module includes: alternating current power supply and switching power supply, alternating current power supply AC connects the power input end (AC input end) of every intelligence dish table surface, and switching power supply converts alternating current power supply's alternating current into the direct current, and switching power supply's direct current output end connects the power input end of inductor, and switching power supply's direct current output end establishes ties between control module and detection module, for inductor, control relay, detection relay and indicating element power supply.
In this embodiment, the ac power supply is 220V ac power supply, and the output of the switching power supply is 24V dc voltage. In other embodiments, alternating current power supplies and direct current power supplies with other voltage magnitudes can be used as the power supply module according to the working voltage of the element in the circuit.
the control circuit module is specifically connected as follows: the direct current output negative pole end of the switch power supply is connected with the negative pole (-V) end of the inductor and the COM pin point of the normally closed circuit of the control circuit relay, the direct current output positive pole end of the switch power supply is connected with the positive pole (+ V) end of the inductor and one end of the control circuit relay control coil, the output end of the inductor is connected with the other end of the control circuit relay control coil, and the two ends of the control coil of the control circuit relay are not distinguished to be positive and negative and can be connected in an interchangeable mode.
The detection circuit module is specifically connected as follows: the DC output positive terminal of the switch power supply is connected with a COM pin point in an LO circuit of the intelligent dial gauge, an NO pin point in the LO circuit of the intelligent dial gauge is connected with a COM pin point and one end of a control coil of the detection relay, the other end of the control coil of the detection relay is connected with a corresponding NC pin point of a normally closed circuit of the control relay, the NO pin point of the detection relay is connected with a buzzer pin point X2, and the other end of the control coil of the detection relay is connected with a buzzer pin point X1 and an NC pin point of the normally closed circuit of the control relay. The buzzer and the normally open circuit of the detection relay form a series circuit and are connected in parallel at two ends of the control coil of the detection relay. And the positive electrode and the negative electrode of the battery to be tested are respectively connected with a pin point HI and a pin point LO in the INPUT circuit of the intelligent dial surface meter.
The power module is connected as follows: the L end and the N end of the switch power supply are respectively connected with a live wire and a zero wire of an alternating current power supply, the live wire of the 220V alternating current power supply and one pin point of an alternating current power supply (AC) input end of the intelligent dial surface meter, the zero wire of the alternating current power supply and the other pin point of the alternating current power supply (AC) input end of the intelligent dial surface meter are not distinguished, and the two pin points of the AC end are not positive and negative and can be connected in an interchangeable way.
In other embodiments, the normally open circuit pin points or the normally closed circuit pin points of the relay can be replaced by another group, and the connection of elements in the circuit is not divided into positive and negative, and two modes of connecting the elements into the circuit are provided, and various connection modes capable of realizing the functions are provided.
Example 3, a lithium ion battery hot-pressing formation battery voltage full-detection device, see fig. 3-8:
the battery voltage full-detection device comprises a lithium ion battery in embodiment 2, the battery voltage full-detection circuit and a device box body 1 are formed by hot pressing, an intelligent dial face dial 2, a buzzer 3, a relay 4 and a switching power supply 5 are installed in the box body, a hollow groove is formed in the surface of the box body, and the intelligent dial face dial 2 and the buzzer 3 penetrate through the hollow groove from the inside of the box body and are fixedly embedded in the surface of the box body, as shown in fig. 3. The relay 2 includes a control relay and a detection relay, and both use the same type of intermediate relay.
Furthermore, the battery voltage full-detection equipment also comprises a plurality of aviation plugs 6 fixedly embedded on the surface of the box body, and the pin points HI and LO in the INPUT line of the intelligent dial table 2 are connected with the aviation plugs 6 through conducting wires. The box body is also provided with a three-port socket 10 of an alternating current power supply and an appliance switch 11 for cutting off the power supply of the equipment, as shown in fig. 4 or 5.
In this embodiment, the box is a rectangular parallelepiped, and is provided with 4 sets of detection units, and the installation positions of the respective devices are arranged as shown in fig. 3 to 5. In other embodiments, technicians can adopt boxes with different shapes as required to change the installation positions of the devices.
Further, the battery voltage full-detection device further comprises a battery hot-pressing formed plate 7, the battery hot-pressing formed plate 7 comprises a battery 701, a clamp 702 for clamping the battery on the hot-pressing formed plate 7, a PCB connected with the anode and the cathode of the clamp 702, and a gold finger 703 arranged at the tail of the PCB, and the gold finger 703 is arranged on the extension of the hot-pressing formed plate 7.
Further, the battery voltage full-detection device further comprises a clamp opener 8, the clamp opener 8 comprises a clamp opening pressing bar 802, a cylinder 803, a clamp opening switch 804, a connecting column and a supporting plate, the connecting column and the supporting plate are used for stabilizing and connecting the components, a golden finger socket 801 is further arranged at the tail of the clamp opener 8, the golden finger socket 801 is connected with the aviation plug 6 through a conducting wire, the golden finger socket 801 corresponds to the golden finger 703 on the hot-pressing forming plate 7, and when the golden finger 703 is inserted into the golden finger socket 801, the battery 701 on the hot-pressing forming plate 7 is connected into the detection circuit module.
Further, the sensor 9 of the control circuit module is installed at the side of the clip opener 8 and used for sensing the position of the clip opening pressing strip 802 of the clip opener 8, in this embodiment, the sensor 9 controls whether the detection circuit works or not by sensing the distance between the clip opening pressing strip 802 and the sensor.
The working process of the battery voltage full-detection equipment after the lithium ion battery is hot-pressed is as follows:
firstly, the hot-pressing formed plate 7 with the formed battery 701 clamped on the clamp 702 is pushed into the clamping opening area of the clamp opener 8, the golden finger 703 of the hot-pressing formed plate 7 is inserted into the golden finger socket 801 connected with the detection circuit module, and the detection unit of the detection circuit module can detect the voltage of the corresponding battery 701 on the hot-pressing formed plate 7 and display the voltage on the dial plate of the high-precision intelligent dial 2. The high-precision intelligent dial gauge 2 can be used for setting a detection voltage lower limit value, if the voltage of the detection battery 701 is higher than the voltage lower limit value, a buzzer 3 of the device does not act, and if the voltage of the detection battery 701 is lower than the voltage lower limit value, the buzzer 3 of the device is lightened and gives a sound alarm. After the detection is completed, the clamp 8 can be opened, the clamping strip 802 is opened and the hot pressing strip 702 is pressed downwards, when the clamping strip 802 is pressed downwards, the clamping strip is close to the inductor 9 of the control circuit module, the inductor 9 induces the clamping strip 802, the output voltage changes, the normally closed circuit of the control relay is disconnected, and the detection circuit module stops detecting. After the clamp 702 of the hot-pressing formed plate 7 is opened, an operator can screen the batteries according to the detection result to remove the abnormal batteries.
Has the advantages that: the utility model relates to a lithium ion battery hot briquetting becomes back battery voltage and examines circuit and equipment entirely through parallelly connected detecting element of multiunit can carry out voltage detection to a plurality of batteries after becoming simultaneously to show data on the high accuracy intelligence dish face table, voltage is less than the bad battery indicating element of setting value and will report to the police through bright lamp or sound production. The utility model discloses the scheme can detect a plurality of batteries and differentiate its voltage when pressing from both sides under the battery, and battery detection one by one compares with the tradition manual work, and detection efficiency is higher, and degree of automation is high. Avoid low pressure, zero voltage battery to flow into the back process and cause and scrap. And two original stations are combined into one station, so that the production efficiency is improved, and meanwhile, the operation stations and the production cost are saved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A full detection circuit for battery voltage after lithium ion battery hot pressing formation is characterized by comprising a control circuit module, a detection circuit module and a power supply module; wherein the content of the first and second substances,
the control circuit module includes: an inductor and a control relay; two ends of a control coil of the control relay are connected with two ends of an output circuit of the inductor in parallel, and two ends of a normally closed circuit (NC) of the control relay are connected with the detection circuit module in parallel; the sensor is used for sensing the time for terminating the detection circuit module;
the detection circuit module includes: n group's detecting element that connects in parallel each other, a set of detecting element includes: the intelligent dial gauge comprises a high-precision intelligent dial gauge surface, a detection relay and an indicating element, wherein a control coil of the detection relay is connected with a normally open circuit (NO) in the intelligent dial gauge surface in series and then connected with two ends of a normally closed circuit (NC) of the control relay in parallel, the indicating element is connected with the normally open circuit (NO) of the detection relay and then connected with two ends of the control coil of the detection relay in parallel, each group of detection units can detect the voltage of one group of batteries, and two ends of the battery to be detected are connected with a voltage INPUT (INPUT) end of the intelligent dial gauge surface to detect the voltage; wherein N is a positive integer greater than or equal to 2;
the power module includes: alternating current power supply and switching power supply, alternating current power supply connects the power input end of intelligence dish table surface with switching power supply input end, switching power supply will alternating current power supply's alternating current converts the direct current into, switching power supply's direct current output end is connected the power input end of inductor, switching power supply's direct current output end establishes ties control circuit module with between the detection circuitry module.
2. The battery voltage full detection circuit according to claim 1, wherein the control circuit module is connected as follows:
the direct current output negative end of the switch power supply is connected with the negative (-V) end of the inductor and one end of a normally closed circuit (NC) of the control circuit relay, the direct current output positive end of the switch power supply is connected with the positive (+ V) end of the inductor and one end of a control circuit relay control coil, and the inductor Output (OUT) end is connected with the other end of the control circuit relay control coil;
the detection circuit module is specifically connected as follows:
the direct current output positive terminal of the switching power supply is connected with a COM pin point in an LO line of the intelligent dial gauge, an NO pin point in the LO line of the intelligent dial gauge is connected with a COM pin point of the detection relay and one end of the control coil, the other end of the control coil of the detection relay is connected with the other end of a normally closed circuit (NC) of the control relay, one end of the indicating element is connected with the NO pin point of the detection relay, the other end of the indicating element is connected with the other end of the control coil of the detection relay, the indicating element and the normally open circuit of the detection relay form a series circuit and are connected in parallel with two ends of the control coil of the detection relay, and the positive pole and the negative pole of the battery to be detected are respectively connected with a pin point HI;
the power module is connected as follows: the L end and the N end of the switching power supply are respectively connected with a live wire and a zero line of the alternating current power supply, and the live wire and the zero line of the alternating current power supply are connected with two input ends of an alternating current power supply (AC) of the intelligent dial surface meter.
3. The battery voltage full detection circuit according to claim 1, wherein the indication element is a buzzer or a light emitting diode.
4. The device for completely detecting the battery voltage after the lithium ion battery is thermally compressed is characterized by comprising a circuit for completely detecting the battery voltage after the lithium ion battery is thermally compressed according to any one of claims 1 to 3 and a device box body, wherein the detection circuit module, the control relay and the switching power supply are installed in the box body, a hollow groove is formed in the surface of the box body, and the intelligent dial surface meter dial and the indicating element penetrate through the hollow groove from the inside of the box body and are fixedly embedded in the surface of the box body.
5. The battery voltage full-detection device according to claim 4, further comprising a plurality of aviation plugs fixedly embedded in the surface of the box body, wherein the pins HI and LO in the intelligent dial table INPUT line are connected with the aviation plugs through wires.
6. The battery voltage full-inspection device according to claim 4, further comprising a battery hot-pressing formation plate, wherein the battery hot-pressing formation plate comprises a plurality of batteries, a clamp for clamping the batteries on the hot-pressing formation plate, a PCB plate for connecting the positive electrode and the negative electrode of the clamp, and a golden finger, and the golden finger is arranged on the extension of the hot-pressing formation plate.
7. The battery voltage full-detection device according to claim 6, further comprising a clip opener arranged on the battery hot-pressing formation plate, wherein a golden finger socket is arranged at the tail of the clip opener, and the golden finger socket corresponds to a golden finger on the hot-pressing formation plate.
8. The battery voltage full-detection device according to claim 7, wherein the sensor is installed at a side of the clip opener for sensing a position of the clip opening pressing bar of the clip opener.
9. The battery voltage full-detection device according to any one of claims 4 to 8, wherein the alternating current power supply is a 220V alternating current power supply, and the output of the switching power supply is 24V direct current.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920504012.6U CN209894943U (en) | 2019-04-12 | 2019-04-12 | Lithium ion battery hot pressing becomes back battery voltage and examines circuit and equipment entirely |
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| CN201920504012.6U CN209894943U (en) | 2019-04-12 | 2019-04-12 | Lithium ion battery hot pressing becomes back battery voltage and examines circuit and equipment entirely |
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| CN209894943U true CN209894943U (en) | 2020-01-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946621A (en) * | 2019-04-12 | 2019-06-28 | 广州市融成锂能锂电池有限公司 | Cell voltage full inspection circuit, device and method after a kind of lithium ion battery hot pressing chemical conversion |
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2019
- 2019-04-12 CN CN201920504012.6U patent/CN209894943U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946621A (en) * | 2019-04-12 | 2019-06-28 | 广州市融成锂能锂电池有限公司 | Cell voltage full inspection circuit, device and method after a kind of lithium ion battery hot pressing chemical conversion |
| CN109946621B (en) * | 2019-04-12 | 2024-03-22 | 广州市融成锂能锂电池有限公司 | Full detection circuit, equipment and method for battery voltage after thermal compression formation of lithium ion battery |
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