CN215263935U - Battery pack simulation detection device - Google Patents
Battery pack simulation detection device Download PDFInfo
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- CN215263935U CN215263935U CN202121474752.3U CN202121474752U CN215263935U CN 215263935 U CN215263935 U CN 215263935U CN 202121474752 U CN202121474752 U CN 202121474752U CN 215263935 U CN215263935 U CN 215263935U
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Abstract
The utility model discloses a battery pack simulation detection device, the upper part of a detection device body is provided with an operation table, the operation table is provided with an industrial personal computer, the lower part of the detection device body is provided with a hardware placing box for placing detection hardware, and the detection device body is internally provided with a battery pack simulation output module, a logic combined module, a first relay control circuit, a second relay control circuit, a voltage signal transmission circuit, a current signal transmission circuit and a relay control module; the utility model can simulate the battery voltage signal and detect the lithium battery detector, and judge whether the detection function of the lithium battery detector is qualified; through the cooperation of the plurality of logic relays and the direct-current power supply, various battery packs can be simulated to test the lithium battery detector, the precision during testing is improved, and the detection quality is improved.
Description
Technical Field
The utility model belongs to simulation battery detection area, concretely relates to group battery simulation check out test set.
Background
Along with the continuous popularization of various electronic products, nowadays, a lithium battery activation detector is taken as an important detection guarantee device, when overall testing is carried out, the test function of the lithium battery activation detector needs to be verified by using matched battery packs of various models, when a plurality of manufacturers detect the lithium battery activation detector, the detection of a circuit board comprising a working circuit mainly uses a battery or a battery pack as a power supply system, and in the debugging process, the test function of the lithium battery activation detector needs to be verified by using the matched battery packs of various models at the same time.
The following problems are also included:
1. the product has various types, the battery has large volume and is difficult to store, and a plurality of negative effects are brought to production field management; all battery packs used for debugging are required to be qualified products and are produced by different manufacturers, so that the preparation time is long and the purchasing difficulty is high; and because of the randomness of production, the waste phenomenon that the debugging battery faces scrapping only after being used for a plurality of times is easy to occur.
2. After the lithium battery is used for supplying power to the battery simulation module for a long time, the lithium battery can change voltage signals along with the change of the use condition, so that whether the lithium battery for supplying power can be continuously used or not can not be detected, and the debugging precision is inaccurate easily.
Based on this, the applicant proposed a battery pack simulation test apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a battery pack simulation detection device solves the problems.
In order to solve the technical problem, the utility model discloses a following technical scheme: a battery pack simulation detection device comprises a detection device body, wherein an operation table is arranged on the upper portion of the detection device body, an industrial personal computer is arranged on the operation table, a hardware placing box used for placing detection hardware is arranged on the lower portion of the detection device body, and a battery pack simulation output module, a logic combination module, a first relay control circuit, a second relay control circuit, a voltage signal transmission circuit, a current signal transmission circuit and a relay control module are arranged in the detection device body;
the battery pack analog output module comprises J analog signal output end groups, the logic combination module comprises K battery pack model analog modules, each battery pack signal analog module is provided with L logic combination relays corresponding to the voltage analog quantity L of the battery pack analog output module, each logic combination relay is provided with a first control switch and a second control switch, the first control switch is used for connecting the analog signal output end groups with a first interface circuit, and the first interface circuit is used for connecting a lithium battery detector;
one end of a coil of the logic combination relay is connected with a control voltage, the other end of the coil of the logic combination relay is connected with a gating control common end of a relay control module, a gating control normally-open end of the relay control module is connected with the control voltage, a gating control normally-closed end of the relay control module is grounded, and a signal input end group of the relay control module is connected with a relay control output end group of an industrial personal computer;
the first relay control circuit comprises J first switching relays, the normally closed ends of the switching switches of the first switching relays are connected with the output end of the voltage signal transmission circuit, the input end of the voltage signal transmission circuit is correspondingly connected with the analog signal output end group, the common ends of the switching switches of the first switching relays are connected with the signal acquisition end of an industrial personal computer through a signal acquisition module, one end of a relay coil of each first switching relay is connected with control voltage, the other end of the relay coil is connected with the switching control common end of the relay control module, and the switching control normally open ends of the relay control module are grounded;
the second relay control circuit comprises J second switching relays, the normally closed ends of the switching switches of the second switching relays are connected with the analog signal output end group, the common ends of the switching switches of the second switching relays are connected with one ends of the second control switches of the logic combination relays, the other ends of the second control switches are connected with the first interface circuit, and the normally open ends of the switching switches of the second switching relays are connected with the loop signal input end;
one end of a relay control coil of the second switching relay is connected with a control voltage, the other end of the relay control coil is connected with a relay control public end of the relay control module, and a relay control normally-open end of the relay control module is grounded;
the first input end of the current signal transmission circuit is correspondingly connected with the analog signal output end group, the second input end of the current signal transmission circuit is connected with the loop signal input end, and the output end of the current signal transmission circuit is connected with the normally open end of the selector switch of the first selector relay.
Further, the current signal transmission circuit comprises J current sensors, and the current signal transmission circuit comprises J voltage sensors.
The working principle of the scheme is as follows:
the method comprises the following steps that an operator control computer is operated to enable a battery pack simulation output module to output a required battery pack model (namely a voltage value with a simulation battery pack) to be simulated for testing, the industrial control computer sends a gating control instruction to a relay control module, the relay control module controls a corresponding gating control common end to be attracted with a gating control normally-opened end, and then a coil of a corresponding logic combination relay is controlled to be electrified so that a first control switch and a second control switch of the logic combination relay are closed; after the first control switch and the second control switch are closed, a signal output module of the battery pack analog output module outputs a direct-current voltage signal corresponding to the model of the battery pack to be simulated to the lithium battery detector through a first interface circuit (the current and voltage signal comprises a direct-current voltage signal + and a direct-current voltage signal-; the transmission direction of the direct-current voltage signal + of the battery pack analog output module is the first control switch-the first interface circuit-the lithium battery detector, and the transmission direction of the direct-current voltage signal-of the battery pack analog output module is the second switching relay normally-closed end-the second switching relay common end-the second control switch-the first interface circuit-the lithium battery detector), and the signal output module of the battery pack analog output module also inputs a direct-current voltage signal corresponding to the model of the battery pack to be simulated to the voltage sensor input end; the lithium battery detector carries out no-load test on the received direct current voltage signal to obtain a no-load test signal, the output end of the voltage sensor outputs the direct current voltage signal to a normally closed end of a selector switch of the first switching relay, and then the direct current voltage signal is output to the signal acquisition module from a common end of the selector switch, the signal acquisition module is transmitted to the industrial personal computer, the industrial personal computer displays a no-load test standard signal after analysis and processing, the no-load test signal is compared with the no-load test standard signal, if the no-load test signal is consistent with the no-load test standard signal, the no-load test of the lithium battery detector is qualified, and if the no-load test signal is inconsistent, the no-load test of the lithium battery detector is unqualified; completing no-load test of the lithium battery detector;
each gating control end group of the relay control module corresponds to a battery pack model simulation module, each battery pack model simulation module corresponds to at least one logic combination relay (some battery pack simulation channels correspond to 2 or 3 logic combination relays and are specifically determined according to the battery pack models), each logic combination relay corresponds to a direct-current voltage signal value in the battery pack simulation output module and simulates the battery pack models according to the battery pack models required, so that the relay control module controls the battery pack simulation channels of the corresponding quantity and then controls the logic combination relays of the corresponding quantity to simulate various required battery pack models.
The industrial computer sends the gating instruction to relay control module according to the model of waiting to simulate the group battery, so that the logical combination relay coil that corresponds switches on, corresponding first control switch and second control switch are closed, lithium cell detector can receive the direct current voltage signal that waits to simulate the group battery and correspond the output of model, start lithium cell detector load, lithium cell detector can be according to the current signal that direct current voltage signal output corresponds, the switching control public end that keeps relay control module simultaneously switches on with the switching control normal open end, the switching switch public end of second switching relay can with the actuation of switching switch normal open end, lithium cell detector's current signal's transmission direction does: the direct current voltage signal corresponding to the battery pack analog output module enters the current sensor through the first input end of the current sensor, the direct current voltage signal and the current signal of the lithium battery detector are processed through the current sensor and then are input to the signal acquisition module through the normally open end of the switch of the first switching relay through the output end of the current sensor, and the signal acquisition module is transmitted to the industrial personal computer through the USB to obtain a corresponding load resistance value after signal processing, so that no-load test of the lithium battery detector is completed.
The industrial personal computer sequentially selects the models of the rest battery packs with the simulation, the steps are repeated to obtain load resistance values corresponding to all the simulation battery packs, all the obtained load resistance values are compared, and if all the load resistance values are consistent, the lithium battery detector is normal; if the load resistance values are inconsistent, the lithium battery detector is unqualified; and finishing the on-load test result of the lithium battery detector.
The beneficial effect of this scheme:
1. the utility model discloses not only can simulate battery voltage signal and can also detect lithium battery detector, judge whether qualified lithium battery detector's detection function.
2. The invention can simulate various battery packs to test the lithium battery detector by matching the plurality of logic combination relays and the battery pack simulation output module.
3. According to the invention, various battery packs can be simulated by matching the plurality of relays and the battery pack simulation output module, so that the lithium battery detector is tested, the voltage signal is a constant value and cannot be changed, the precision during testing is improved, and the detection quality is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a circuit connection diagram of the present invention.
Fig. 3 is a circuit connection diagram of the present invention.
Fig. 4 is a circuit diagram of the sunward power module.
Fig. 5 is a schematic circuit diagram of a relay control module.
Fig. 6 is a schematic circuit diagram of the signal acquisition module.
Fig. 7 is an enlarged view of the first relay control circuit a in fig. 2.
Fig. 8 is an enlarged view of the second relay control circuit B in fig. 2.
Fig. 9 is an enlarged view of the logic combination module C in fig. 2.
Fig. 10 is an enlarged view of the voltage sensor D in fig. 3.
Fig. 11 is an enlarged view of the current sensor E in fig. 3.
Labeled as: the battery pack test device comprises a test device body 1, an industrial personal computer 2, a control panel 3, a power switch 4, a lithium battery detector interface 5, a USB interface 6, a hardware placing box 7, an opening and closing door 8, a loading frame 9, a relay mounting seat 10, a battery pack analog output module 11 and a reinforcing bar 12.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in fig. 2 and 3, the battery pack simulation detection device includes a detection device body 1, an operation table is arranged on the upper portion of the detection device body 1, an industrial personal computer 2 is arranged on the operation table, and a battery pack simulation output module 11, a logic combination module, a first relay control circuit, a second relay control circuit, a voltage signal transmission circuit, a current signal transmission circuit and a relay control module are arranged in the detection device body 1;
the battery pack analog output module 11 comprises J analog signal output end groups, the logic combination module comprises K battery pack model analog modules, each battery pack signal analog module is provided with L logic combination relays corresponding to the voltage analog quantity L of the battery pack analog output module 11, each logic combination relay is provided with a first control switch and a second control switch, the first control switch is used for connecting the analog signal output end groups with the first USB interface 6 circuit, and the first USB interface 6 circuit is used for connecting the lithium battery detector;
one end of a coil of the logic combination relay is connected with a control voltage, the other end of the coil of the logic combination relay is connected with a gating control common end of the relay control module, a gating control normally-open end of the relay control module is connected with the control voltage, a gating control normally-closed end of the relay control module is grounded, and a signal input end group of the relay control module is connected with a relay control output end group of the industrial personal computer 2;
the first relay control circuit comprises J first switching relays, the normally closed ends of the switching switches of the first switching relays are connected with the output end of the voltage signal transmission circuit, the input end of the voltage signal transmission circuit is correspondingly connected with the analog signal output end group, the common ends of the switching switches of the first switching relays are connected with the signal acquisition end of the industrial personal computer 2 through the signal acquisition module, one end of a relay coil of each first switching relay is connected with control voltage, the other end of the relay coil is connected with the switching control common end of the relay control module, and the switching control normally open ends of the relay control module are grounded;
the second relay control circuit comprises J second switching relays, the normally closed ends of the switching switches of the second switching relays are connected with the analog signal output end group, the common ends of the switching switches of the second switching relays are connected with one ends of the second control switches of the logic combination relays, the other ends of the second control switches are connected with the first USB interface 6 circuit, and the normally open ends of the switching switches of the second switching relays are connected with the loop signal input end;
one end of a relay control coil of the second switching relay is connected with the control voltage, the other end of the relay control coil is connected with a relay control public end of the relay control module, and a relay control normally-opened end of the relay control module is grounded;
the first input end of the current signal transmission circuit is correspondingly connected with the analog signal output end group, the second input end of the current signal transmission circuit is connected with the signal input end of the loop, and the output end of the current signal transmission circuit is connected with the normally-open end of the change-over switch of the first change-over relay.
The current signal transmission circuit comprises J current sensors, and the current signal transmission circuit comprises J voltage sensors.
The relay control module: in the figure, the number N2 is a 16-path relay controller, the number of a relay gating control common end is P1-P10, the number of a switching control common end is PC1, and the number of a relay control common end is PC 2;
a logic combination module: 26 logic combination relays in the figure are numbered as K1-K26; the first control switch is a control switch corresponding to the number A1-A13, and the second control switch is a control switch corresponding to the number VB1-VB 13;
battery pack analog output module 11: the reference number N1 is the power module facing the sun, wherein the DC voltage signals + are reference numbers A1-A13, and the DC voltage signals-are reference numbers B1-B13;
the first relay control circuit: the numbers in the figure are K27-K39;
the second relay control circuit: the numbers in the figure are K40-K52;
a voltage sensor: the serial numbers of the output ends are from ACS1 to ACS13 to L1 to L13;
a current sensor: the serial numbers of the output ends are L14-L23, and the serial numbers of the output ends are BCS1-BCS 13;
the signal acquisition module: the number of the signal acquisition pin is N3, and the number of the signal acquisition pin is CS1-CS 13.
The working principle of the scheme is as follows:
the industrial personal computer 2 is operated to enable the battery pack simulation output module 11 to output the required battery pack model to be simulated (namely the voltage value with the simulation battery pack) for testing, the industrial personal computer 2 sends a gating control instruction to the relay control module, the relay control module controls the corresponding gating control common end to be attracted with the gating control normally-opened end, and then the coil of the corresponding logic combination relay is controlled to be electrified so as to enable the first control switch and the second control switch of the logic combination relay to be closed; after the first control switch and the second control switch are closed, the signal output module of the battery pack analog output module 11 outputs a direct current voltage signal corresponding to the model of the battery pack to be simulated to the lithium battery detector through the first USB interface 6 circuit (the current voltage signal comprises a direct current voltage signal + and a direct current voltage signal-; the transmission direction of the direct current voltage signal + of the battery pack analog output module 11 is that the first control switch-the first USB interface 6 circuit-the lithium battery detector; and the transmission direction of the direct current voltage signal-of the battery pack analog output module 11 is that the second switching relay normally closed end-the second switching relay common end-the second control switch-the first USB interface 6 circuit-the lithium battery detector), and the signal output module of the battery pack analog output module 11 also inputs a direct current voltage signal corresponding to the model of the battery pack to be simulated to the voltage sensor input end; the lithium battery detector carries out no-load test on the received direct current voltage signal to obtain a no-load test signal, the output end of the voltage sensor outputs the direct current voltage signal to a normally closed end of a selector switch of the first switching relay, and then the direct current voltage signal is output to the signal acquisition module from a common end of the selector switch, the signal acquisition module is transmitted to the industrial personal computer 2, the industrial personal computer 2 displays a no-load test standard signal after analysis and processing, the no-load test signal is compared with the no-load test standard signal, if the no-load test signal is consistent with the no-load test standard signal, the no-load test of the lithium battery detector is qualified, and if the no-load test signal is inconsistent, the no-load test of the lithium battery detector is unqualified; completing no-load test of the lithium battery detector;
each gating control end group of the relay control module corresponds to a battery pack model simulation module, each battery pack model simulation module corresponds to at least one logic combination relay (some battery pack simulation channels correspond to 2 or 3 logic combination relays and are specifically determined according to the battery pack models), each logic combination relay corresponds to a direct-current voltage signal value in the battery pack simulation output module 11 and simulates the battery pack models according to the battery pack models required, so that the relay control module controls the corresponding number of battery pack simulation channels and then controls the corresponding number of logic combination relays to simulate various required battery pack models.
Industrial computer 2 sends the gating instruction to relay control module according to the model of waiting to simulate the group battery, so that the logical combination relay coil that corresponds switches on, corresponding first control switch and second control switch are closed, lithium cell detector can receive the direct current voltage signal that waits to simulate the group battery and correspond the output of model, start lithium cell detector load, lithium cell detector can be according to the current signal that direct current voltage signal output corresponds, the switching control public end that keeps relay control module simultaneously switches on with the switching control normal open end, the switching switch public end of second switching relay can with the normal open end actuation of switching switch, lithium cell detector's current signal's transmission direction does: a common end of a switch of a second switching relay, a normally open end of the switch of the second switching relay, a second input end of a current sensor, a direct current voltage signal corresponding to the battery pack analog output module 11 enters the current sensor through the first input end of the current sensor, the direct current voltage signal and a current signal of the lithium battery detector are processed through the current sensor and then are input to a signal acquisition module through the normally open end of the switch of the first switching relay from the output end of the current sensor, and the signal acquisition module is transmitted to the industrial personal computer 2 through a USB (universal serial bus) to obtain a corresponding load resistance value after signal processing, so that no-load test of the lithium battery detector is completed;
the industrial personal computer 2 sequentially selects the models of the rest battery packs with the simulation, repeats the steps to obtain load resistance values corresponding to all the simulation battery packs, compares all the obtained load resistance values, and if all the load resistance values are consistent, the lithium battery detector is normal; if the load resistance values are inconsistent, the lithium battery detector is unqualified; and finishing the on-load test result of the lithium battery detector.
The beneficial effect of this scheme:
1. the utility model discloses not only can simulate battery voltage signal and can also detect lithium battery detector, judge whether qualified lithium battery detector's detection function.
2. The invention can simulate various battery packs to test the lithium battery detector by matching the plurality of logic combination relays with the battery pack simulation output module 11.
3. According to the invention, multiple relays are matched with the battery pack analog output module 11, so that multiple battery packs can be simulated to test the lithium battery detector, the voltage signal is a constant value and cannot change, the precision during testing is improved, and the detection quality is improved.
Further, the current sensor is a direct current sensor, and the voltage sensor is a voltage isolation sensor.
The voltage isolation sensor and the direct current sensor are used for isolating input signals, detection without mutual interference can be carried out, and the problem that test signals share the ground can be solved.
Further, be provided with USB communication unit on the signal acquisition module, be provided with USBUSB interface 6 on the USB communication unit, signal acquisition module and industrial computer 2 pass through USBUSB interface 6 communication.
Further, the industrial personal computer 2 is the industrial personal computer 2 with the touch display screen.
As shown in figure 1, an operation panel is further arranged on the operation table, the industrial personal computer 2 is embedded in the operation panel, and a lithium battery detector testing USB interface 6, a power switch 4 and a USBUSB interface 6 are further arranged on the operation panel.
Further, the lower part of the detection device body 1 is provided with a hardware placing box 7, and one side of the hardware placing box 7 is hinged with an opening and closing door 8.
The hardware inside the hardware placing box 7 is convenient for workers to debug.
Further, the hardware placing box 7 is internally provided with a loading frame 9, the loading frame 9 is detachably provided with a relay mounting seat 10 and a battery pack analog output module 11, the relay mounting seat 10 is arranged at the end of the loading frame 9, the relay mounting seat 10 is uniformly distributed along the height direction of the loading frame 9, and the relay mounting seat 10 is connected with the loading frame 9 through bolts.
The relay mount 10 may be used to mount a first switching relay, a second switching relay, and a logic combination relay.
The scheme has the advantages that:
1. the relay mounting seats 10 are vertically arranged on the loading frame 9, so that the space of the hardware placing box 7 can be maximally utilized, materials are saved, and the manufacturing cost is reduced.
2. Let relay mount pad 10 evenly arrange along loading frame 9 direction of height (from top to bottom or from bottom to top), make things convenient for operating personnel to operate all kinds of relays when detecting to operating personnel of being convenient for regulates and control fortune dimension to all kinds of relays.
3. The battery pack analog output module 11 and the relay mounting seat 10 are detachably arranged on the loading frame 9, so that an operator can conveniently debug the detection equipment in time when the detection equipment fails.
Furthermore, the two sides of the bottom in the hardware placing box 7 are also provided with reinforcing strips 12, and at least two reinforcing strips 12 are respectively installed along the opening direction of the hardware placing box 7.
The loading frame 9 is reinforced, the stability of the loading frame 9 is improved, and the damage to hardware in the hardware placing box 7 caused by the shaking of equipment or the deformation of the loading frame 9 is prevented.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (10)
1. Group battery simulation check out test set, its characterized in that: the device comprises a detection device body, wherein an operation table is arranged on the upper part of the detection device body, an industrial personal computer is arranged on the operation table, a hardware placing box for placing detection hardware is arranged on the lower part of the detection device body, and a battery pack analog output module, a logic combination module, a first relay control circuit, a voltage signal transmission circuit and a relay control module are arranged in the detection device body;
the battery pack analog output module comprises J analog signal output end groups, the logic combination module comprises K battery pack model analog modules, each battery pack model analog module is provided with L logic combination relays corresponding to the voltage analog quantity L of the battery pack analog output module, each logic combination relay is provided with a first control switch and a second control switch, the first control switch is used for connecting the analog signal output end groups with a first interface circuit, and the first interface circuit is used for connecting a lithium battery detector;
one end of a coil of the logic combination relay is connected with a control voltage, the other end of the coil of the logic combination relay is connected with a gating control common end of a relay control module, a gating control normally-open end of the relay control module is connected with the control voltage, a gating control normally-closed end of the relay control module is grounded, and a signal input end group of the relay control module is connected with a relay control output end group of an industrial personal computer;
first relay control circuit includes J first switching relay, the change over switch normally closed end of first switching relay is connected voltage signal transmission circuit's output, voltage signal transmission circuit's input and analog signal output terminal group correspond and are connected, the change over switch common terminal of first switching relay is through the signal acquisition end of signal acquisition module connection industrial computer, the relay coil one end connection control voltage of first switching relay, the other end of relay coil is connected the switching control common terminal of relay control module, the switching control of relay control module normally opens the end ground connection.
2. The battery pack analog detection device of claim 1, wherein: the detection equipment body also comprises a second relay control circuit and a current signal transmission circuit;
the second relay control circuit comprises J second switching relays, the normally closed ends of the switching switches of the second switching relays are connected with the analog signal output end group, the common ends of the switching switches of the second switching relays are connected with one ends of the second control switches of the logic combination relays, the other ends of the second control switches are connected with the first interface circuit, and the normally open ends of the switching switches of the second switching relays are connected with the loop signal input end;
one end of a relay control coil of the second switching relay is connected with a control voltage, the other end of the relay control coil is connected with a relay control public end of the relay control module, and a relay control normally-open end of the relay control module is grounded;
the first input end of the current signal transmission circuit is correspondingly connected with the analog signal output end group, the second input end of the current signal transmission circuit is connected with the loop signal input end, and the output end of the current signal transmission circuit is connected with the normally open end of the selector switch of the first selector relay.
3. The battery pack analog detection device of claim 2, wherein: the current signal transmission circuit comprises J current sensors and the current signal transmission circuit comprises J voltage sensors.
4. The battery pack analog detection device of claim 3, wherein: the current sensor is a direct current sensor, the voltage sensor is a voltage isolation sensor,
the voltage isolation sensor and the direct current sensor are used for isolating input signals, detection without mutual interference can be carried out, and the problem that test signals share the ground can be solved.
5. The battery pack analog detection device of claim 1, wherein: the signal acquisition module is provided with a USB communication unit, the USB communication unit is provided with a USB interface, and the signal acquisition module is communicated with the industrial personal computer through the USB interface.
6. The battery pack analog detection device of claim 1, wherein: the industrial computer is provided with a touch display screen.
7. The battery pack analog detection device of claim 1, wherein: still be provided with operating panel on the operation panel, the embedded setting of industrial computer on the operating panel, last lithium cell detector test interface, switch and the USB interface of still being provided with of operating panel.
8. The battery pack analog detection device of claim 1, wherein: one side of the hardware placing box is hinged with an opening and closing door.
9. The battery pack analog detection device of claim 8, wherein: the hardware placing box is internally provided with a loading frame, the loading frame is detachably provided with a relay mounting seat and a battery pack analog output module, the relay mounting seat is arranged at the end part of the loading frame and is arranged along the height direction of the loading frame in an evenly distributed mode, and the relay mounting seat is connected with the loading frame through bolts.
10. The battery pack analog detection device of claim 8, wherein: the two sides of the bottom in the hardware placing box are also provided with reinforcing strips, and the reinforcing strips are at least two and are respectively installed along the opening direction of the hardware placing box.
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| CN202121474752.3U CN215263935U (en) | 2021-06-30 | 2021-06-30 | Battery pack simulation detection device |
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| CN202121474752.3U CN215263935U (en) | 2021-06-30 | 2021-06-30 | Battery pack simulation detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114994586A (en) * | 2022-08-02 | 2022-09-02 | 广东电网有限责任公司惠州供电局 | Storage battery inspection instrument inspection and verification device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114994586A (en) * | 2022-08-02 | 2022-09-02 | 广东电网有限责任公司惠州供电局 | Storage battery inspection instrument inspection and verification device and method |
| CN114994586B (en) * | 2022-08-02 | 2022-12-16 | 广东电网有限责任公司惠州供电局 | Device and method for checking and verifying storage battery polling instrument |
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