CN220137360U - Intelligent overhaul equipment for vehicle cable - Google Patents
Intelligent overhaul equipment for vehicle cable Download PDFInfo
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- CN220137360U CN220137360U CN202321305187.7U CN202321305187U CN220137360U CN 220137360 U CN220137360 U CN 220137360U CN 202321305187 U CN202321305187 U CN 202321305187U CN 220137360 U CN220137360 U CN 220137360U
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- 238000004891 communication Methods 0.000 claims abstract description 21
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 239000003990 capacitor Substances 0.000 claims description 108
- 230000005669 field effect Effects 0.000 claims description 40
- 230000005611 electricity Effects 0.000 claims description 18
- 230000003993 interaction Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000005284 excitation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001028 reflection method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Abstract
The utility model discloses intelligent overhaul equipment for a vehicle cable, and belongs to the technical field of cable overhaul. The device comprises a receiving end circuit, a first singlechip electrically connected with the receiving end circuit, a communication circuit electrically connected with the first singlechip, a display operation module electrically connected with the communication circuit, a transmitting end push-pull circuit with one end electrically connected with the receiving end circuit through a detection cable, and a second singlechip electrically connected with the other end of the transmitting end push-pull circuit, wherein the second singlechip is electrically connected with a second peripheral circuit and is arranged to transmit pulse signals through the transmitting end push-pull circuit. According to the utility model, the pulse voltage excitation signal with specific power is applied to the cable to be detected, and the pulse voltage signal is received on the measurement cable, so that specific faults of the cable can be detected rapidly.
Description
Technical Field
The utility model relates to the technical field of cable overhaul, in particular to intelligent vehicle cable overhaul equipment.
Background
With the development of modern electronic technology and communication technology, cables are widely used in various fields, such as communication, energy, traffic, medical treatment, and the like. Most of these cables use multi-strand cables, i.e. composite cables composed of a plurality of thin cables. However, the cable can be aged, damaged or failed in the long-term use process, and the problems can affect the quality reduction of the signal transmission or the electric energy transmission of the cable, even the safety problems such as interruption, fire disaster and the like, so that the cable needs to be detected and maintained in use.
The existing multi-strand cable detection is common in an impedance method, a time domain reflection method, a fault tracking method and the like, the impedance method and the time domain reflection method are poor in fault detection such as circuit breaking or poor contact, and the fault tracking method can accurately and rapidly locate faults, but needs professional operation skills and equipment, so that the operation difficulty is high, and the cost is high.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide intelligent overhaul equipment for a vehicle cable so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the intelligent overhaul equipment for the vehicle cable comprises a receiving end circuit, wherein the receiving end circuit is used for receiving signals and converting the signals into level signals capable of safely receiving and identifying;
the first singlechip is electrically connected with the receiving end circuit; the first singlechip is electrically connected with the first peripheral circuit, and is arranged to receive and identify the analysis signal through the receiving end circuit;
the communication circuit is electrically connected with the first singlechip;
the display operation module is electrically connected with the communication circuit; the first singlechip and the display operation module realize data communication interaction through a communication circuit;
the transmitting end push-pull circuit is electrically connected with the receiving end circuit through a detection cable at one end; the transmitting end push-pull circuit is used for amplifying and transmitting a transmitting pulse signal from the second singlechip through level conversion;
the second singlechip is electrically connected with the other end of the push-pull circuit of the transmitting end; the second singlechip is electrically connected with the second peripheral circuit and is arranged to transmit pulse signals through the transmitting end push-pull circuit.
Preferably, the transmitting-end push-pull circuit comprises a field effect transistor U5A, a field effect transistor U5B, a resistor R30, a resistor R25, a resistor R39, a resistor R20, a capacitor C44, a resistor R45, a resistor R35, a triode Q1, a capacitor C112, a zener diode D9 and a transmitting end; one end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5B, the other end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5A, one end of the resistor R20 is electrically connected with the source electrode of the field effect tube U5B, the other end of the resistor R25 is simultaneously electrically connected with the resistor R25 and an external power supply, the other end of the resistor R25 is simultaneously electrically connected with the grid electrode of the field effect tube U5A, the grid electrode of the field effect tube U5B and the resistor R30, and the other end of the resistor R30 is electrically connected with the source electrode of the field effect tube U5A and grounded; one end of the resistor R35 is electrically connected with the capacitor C44, the resistor R45 and the pin 63 of the second singlechip simultaneously, the other end of the resistor R35 is electrically connected with the base electrode of the triode Q1, the emitter electrode of the triode Q1 is electrically connected with the capacitor C44, the other end of the resistor R45 and the source electrode of the field effect tube U5A simultaneously, the collector electrode of the triode Q1 is electrically connected with the capacitor R30, the cathode of the zener diode D9 is electrically connected with the resistor R39, the capacitor C112 and the transmitting end simultaneously, the anode of the zener diode D9 is grounded, and the other end of the capacitor C112 is electrically connected with the source electrode of the field effect tube U5A.
Preferably, the first singlechip is provided with a receiving 65-channel pulse signal and is used for detecting and identifying the pulse signal and communicating and interacting with the display control module; the second singlechip is used for transmitting 65-channel pulse signals.
Preferably, the receiving end circuit includes a zener diode D21, a resistor R23, a resistor R33, a diode D11, a diode D31, a capacitor C47 and a receiving end, where a negative electrode of the zener diode D21 is electrically connected to the resistor R23 and the pin 63 of the first singlechip, one end of the resistor R33 is simultaneously electrically connected to the resistor R23, a negative electrode of the diode D31, an anode of the diode D11, the capacitor C47 and the receiving end, the other end of the resistor R33 is simultaneously electrically connected to the anode of the zener diode D21, the anode of the diode D31, the capacitor C47 and the ground, a negative electrode of the diode D11 is connected to an external power supply, the pin 2 of the relay J1 is electrically connected to the pin 76 of the first singlechip, the pin 3 of the relay J1 is simultaneously electrically connected to the external power supply and the capacitor C15, and the other end of the capacitor C15 is grounded.
Preferably, the first peripheral circuit is identical to the second peripheral circuit, wherein the first peripheral circuit includes: relay J1, capacitor C15, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, resistor R2, resistor R1, thyristor Y1, capacitor C16, capacitor C17, resistor R50, capacitor C170, and capacitor C177; the pin 4 of relay J1 is grounded, the one end of resistance R2 is electrically connected with first singlechip pin 94, the other end is grounded, the one end of resistance R1 is simultaneously electrically connected with first singlechip pin 13 and the one end of thyristor Y1, the other end is electrically connected with the other end of first singlechip pin 12 and thyristor Y1, the one end of capacitor C16 is electrically connected with thyristor Y1, the other end is grounded, the one end of capacitor C17 is electrically connected with thyristor Y1, the other end is grounded, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6 and capacitor C7 are connected in parallel with each other and one end is grounded, the other end is electrically connected with pin 6 of first singlechip, pin 22, pin 11, pin 28, pin 50, pin 75 and pin 100 respectively, the one end of resistance R50 is electrically connected with pin 37 of first singlechip, the other end is grounded, capacitor C170 and capacitor C177 are connected in parallel with each other, and one end of the capacitor C170 is connected with pin 21 of first singlechip, and the other end is grounded.
Preferably, the display operation assembly is configured to display the detection result, the status information and send instruction information to the first singlechip after the interface is used and operated.
The beneficial effects are that: the pulse voltage excitation signal with specific frequency is added on the multi-strand cable to be detected, the multi-strand cable is received and the analysis signal is identified through the receiving end circuit, the pulse voltage signal is received on the receiving cable, the progress and the result output of the detection process are controlled through the software program stored in the second singlechip, the specific fault of the cable can be rapidly detected, meanwhile, the transmitting end push-pull circuit is utilized to transmit the pulse, the output signal is switched between high level and low level, the control of the output signal is realized, the loss of current can be reduced, the noise reduced while the detection precision is improved, the detection can be used under various scenes with different requirements, the operation is simple, and the detection can be completed without professional operation skills.
Drawings
FIG. 1 is a diagram of a push-pull circuit of a transmitting end according to the present utility model;
FIG. 2 is a circuit diagram of a receiving end of the present utility model;
FIG. 3 is a diagram of a first single chip and a first peripheral circuit of the present utility model;
FIG. 4 is a communication circuit diagram of the present utility model;
fig. 5 is a diagram of a second single chip and a second peripheral circuit of the present utility model.
Detailed Description
Referring to fig. 1 to 5, the present utility model provides a technical solution: the intelligent vehicle cable overhauling equipment comprises a first single chip microcomputer, a second single chip microcomputer, a receiving end circuit, a transmitting end push-pull circuit, a communication circuit, a display operation assembly, a first peripheral circuit and a second peripheral circuit, wherein the first single chip microcomputer is externally and electrically connected with the first peripheral circuit, the first single chip microcomputer is arranged to receive and identify analysis signals through the receiving end circuit, one end of the first single chip microcomputer is electrically connected with the receiving end circuit, the other end of the first single chip microcomputer is electrically connected with the communication circuit, the receiving end circuit is used for receiving signals and converting the signals into level signals capable of safely receiving and identifying, the first single chip microcomputer is arranged to receive and identify the analysis signals through the receiving end circuit, the other end of the communication circuit is electrically connected with the display operation module, the first single chip microcomputer and the display operation module realize data communication interaction through the communication circuit, one end of the transmitting end of the push-pull circuit is electrically connected with the receiving end circuit through a detection cable, the second singlechip is connected with the other end of the push-pull circuit of the transmitting end, the first singlechip and the second singlechip both adopt 65-channel pulses, wherein the first channel of the singlechip is one pulse, the second channel is two pulses, and so on, the sixty-five channel is sixty-five pulses, in the embodiment, the first singlechip and the second singlechip both adopt STM32F103VET6 type singlechips, the second singlechip is matched with the push-pull circuit of the transmitting end to realize the switching of an output signal between a high level and a low level, the control of the output signal is realized, different control requirements are adapted, the push-pull circuit of the transmitting end can provide a stable output signal, the noise reduction effect is also realized while the current loss is reduced, the method can be used for high-precision measurement or high-demand application occasions, the application scene of the overhaul equipment is enlarged, the data of the receiving end circuit is collected through the first single chip microcomputer and transmitted to the second single chip microcomputer for processing, the display operation assembly is set to display detection results, state information and finish the instruction information transmission to the first single chip microcomputer through the interface using operation, wherein the display operation assembly can adopt a liquid crystal display screen, an LED nixie tube and the like, and the overhaul equipment can be used for overhaul of vehicle cables and also can be suitable for detection of various cables such as communication, electric power and the like.
In a further embodiment, the transmitting-end push-pull circuit includes a field effect transistor U5A, a field effect transistor U5B, a resistor R30, a resistor R25, a resistor R39, a resistor R20, a capacitor C44, a resistor R45, a resistor R35, a triode Q1, a capacitor C112, a zener diode D9, and a transmitting end; one end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5B, the other end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5A, one end of the resistor R20 is electrically connected with the source electrode of the field effect tube U5B, the other end of the resistor R25 is simultaneously electrically connected with the grid electrode of the field effect tube U5A, the grid electrode of the field effect tube U5B and the resistor R30, the other end of the resistor R30 is electrically connected with the source electrode of the field effect tube U5A and grounded, wherein the field effect tube U5A adopts an NPN type field effect tube, the field effect tube U5B adopts a PNP type field effect tube, when an input signal is in a high level, the field effect tube U5A is turned on, the field effect tube U5B is turned off, when the input signal is in a low level, the field effect tube U5A is turned off, the field effect tube U5B is turned on, the output is in a low level, the control of an output signal is realized through the mutual matching of the field effect tube U5A and the field effect tube U5B, one end of the resistor R35 is electrically connected with the capacitor C44, the resistor R45 and the pin 63 of the second singlechip simultaneously, the other end of the resistor R35 is electrically connected with the base electrode of the triode Q1, the emitter electrode of the triode Q1 is electrically connected with the capacitor C44, the other end of the resistor R45 and the source electrode of the field effect transistor U5A simultaneously, the collector electrode of the triode Q1 is electrically connected with the capacitor R30, the cathode of the voltage stabilizing diode D9 is electrically connected with the resistor R39, the capacitor C112 and the transmitting end simultaneously, the anode of the voltage stabilizing diode D9 is grounded, the other end of the capacitor C112 is electrically connected with the source electrode of the field effect transistor U5A, signals are sent out from the second singlechip and are processed by the push-pull circuit of the transmitting end, bidirectional output is provided through the push-pull circuit of the transmitting end, the output signals can be switched between high level and low level, different control requirements can be adapted, and then current flows in the complementary transistor, so that the loss of current is reduced, providing a high efficiency output for high precision measurement and control.
In a further embodiment, the receiving end circuit includes a zener diode D21, a resistor R23, a resistor R33, a diode D11, a diode D31, a capacitor C47, and a receiving end, where a negative electrode of the zener diode D21 is electrically connected to the resistor R23 and the pin 63 of the first singlechip, one end of the resistor R33 is simultaneously electrically connected to the resistor R23, a negative electrode of the diode D31, an anode of the diode D11, the capacitor C47, and the receiving end, the other end of the resistor R33 is simultaneously electrically connected to the anode of the zener diode D21, the anode of the diode D31, the capacitor C47, and the ground, a negative electrode of the diode D11 is connected to an external power supply, the pin 2 of the relay J1 is electrically connected to the pin 76 of the first singlechip, the pin 1 of the relay J1 is simultaneously electrically connected to the external power supply and the capacitor C15, and the other end of the capacitor C15 is grounded.
In a further embodiment, the first peripheral circuit is identical to the second peripheral circuit, wherein the first peripheral circuit comprises: relay J1, capacitor C15, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, resistor R2, resistor R1, thyristor Y1, capacitor C16, capacitor C17, resistor R50, capacitor C170, and capacitor C177; the pin 4 of relay J1 is grounded, the one end of resistance R2 is electrically connected with first singlechip pin 94, the other end is grounded, the one end of resistance R1 is simultaneously electrically connected with first singlechip pin 13 and the one end of thyristor Y1, the other end is electrically connected with the other end of first singlechip pin 12 and thyristor Y1, the one end of capacitor C16 is electrically connected with thyristor Y1, the other end is grounded, the one end of capacitor C17 is electrically connected with thyristor Y1, the other end is grounded, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6 and capacitor C7 are connected in parallel with each other and one end is grounded, the other end is electrically connected with pin 6 of first singlechip, pin 22, pin 11, pin 28, pin 50, pin 75 and pin 100 respectively, the one end of resistance R50 is electrically connected with pin 37 of first singlechip, the other end is grounded, capacitor C170 and capacitor C177 are connected in parallel with each other, and one end of the capacitor C170 is connected with pin 21 of first singlechip, and the other end is grounded.
The communication circuit includes: interface DB9, electric capacity C202, chip U76, electric capacity C200, electric capacity C198, electric capacity C199 and electric capacity C201, the pin 16 of chip U76 is connected to the one end electricity of electric capacity C202, the pin 15 of chip U76 and the pin 10 of interface DB9 are connected to the other end electricity simultaneously, pin 1 of chip U76 is connected to the one end electricity of electric capacity C200, pin 3 of chip U76 is connected to the other end electricity, pin 4 of chip U76 is connected to the one end electricity of electric capacity C198, pin 5 of chip U76 is connected to the other end electricity, pin 2 of chip U76 is connected to the one end electricity of electric capacity C199, pin 6 of chip U76 is connected to the one end electricity of electric capacity C201, the other end electricity is connected to electric capacity C199 and ground.
The specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the utility model are not described in detail in order to avoid unnecessary repetition.
Claims (7)
1. Vehicle cable intelligence overhauls equipment, its characterized in that includes:
the receiving end circuit is used for receiving signals and converting the signals into level signals capable of safely receiving and identifying;
the first singlechip is electrically connected with the receiving end circuit; the first singlechip is electrically connected with the first peripheral circuit, and is arranged to receive and identify the analysis signal through the receiving end circuit;
the communication circuit is electrically connected with the first singlechip;
the display operation module is electrically connected with the communication circuit; the first singlechip and the display operation module realize data communication interaction through a communication circuit;
the transmitting end push-pull circuit is electrically connected with the receiving end circuit through a detection cable at one end; the transmitting end push-pull circuit is used for amplifying and transmitting a transmitting pulse signal from the second singlechip through level conversion;
the second singlechip is electrically connected with the other end of the push-pull circuit of the transmitting end; the second singlechip is electrically connected with the second peripheral circuit and is arranged to transmit pulse signals through the transmitting end push-pull circuit.
2. The intelligent vehicle cable maintenance device of claim 1, wherein the transmitting end push-pull circuit comprises a field effect transistor U5A, a field effect transistor U5B, a resistor R30, a resistor R25, a resistor R39, a resistor R20, a capacitor C44, a resistor R45, a resistor R35, a triode Q1, a capacitor C112, a zener diode D9 and a transmitting end; one end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5B, the other end of the resistor R39 is electrically connected with the drain electrode of the field effect tube U5A, one end of the resistor R20 is electrically connected with the source electrode of the field effect tube U5B, the other end of the resistor R25 is simultaneously electrically connected with the resistor R25 and an external power supply, the other end of the resistor R25 is simultaneously electrically connected with the grid electrode of the field effect tube U5A, the grid electrode of the field effect tube U5B and the resistor R30, and the other end of the resistor R30 is electrically connected with the source electrode of the field effect tube U5A and grounded; one end of the resistor R35 is electrically connected with the capacitor C44, the resistor R45 and the pin 63 of the second singlechip simultaneously, the other end of the resistor R35 is electrically connected with the base electrode of the triode Q1, the emitter electrode of the triode Q1 is electrically connected with the capacitor C44, the other end of the resistor R45 and the source electrode of the field effect tube U5A simultaneously, the collector electrode of the triode Q1 is electrically connected with the capacitor R30, the cathode of the zener diode D9 is electrically connected with the resistor R39, the capacitor C112 and the transmitting end simultaneously, the anode of the zener diode D9 is grounded, and the other end of the capacitor C112 is electrically connected with the source electrode of the field effect tube U5A.
3. The intelligent vehicle cable maintenance apparatus of claim 1, wherein the first single-chip microcomputer is provided with a pulse signal receiving 65 channels and is used for detecting and identifying the pulse signal and communicating and interacting with the display control module; the second singlechip is used for transmitting 65-channel pulse signals.
4. The intelligent vehicle cable overhauling device of claim 2, wherein the receiving-end circuit comprises a voltage-stabilizing diode D21, a resistor R23, a resistor R33, a diode D11 diode D31, a capacitor C47 and a receiving end, wherein the negative electrode of the voltage-stabilizing diode D21 is electrically connected with the resistor R23 and a pin 63 of the first singlechip, one end of the resistor R33 is simultaneously electrically connected with the resistor R23, the negative electrode of the diode D31, the positive electrode of the diode D11, the capacitor C47 and the receiving end, the other end of the resistor R33 is simultaneously electrically connected with the positive electrode of the voltage-stabilizing diode D21, the positive electrode of the diode D31, the capacitor C47 and the ground, the negative electrode of the diode D11 is connected with an external power supply, the pin 2 of the relay J1 is electrically connected with the pin 76 of the first singlechip, the pin 3 of the relay J1 is electrically connected with the pin 72 of the first singlechip, the pin 1 of the relay J1 is simultaneously electrically connected with the external power supply and the capacitor C15, and the other end of the capacitor C15 is grounded.
5. The vehicle cable intelligent service device of claim 1, wherein the first peripheral circuit is identical to a second peripheral circuit, wherein the first peripheral circuit comprises: relay J1, capacitor C15, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, resistor R2, resistor R1, thyristor Y1, capacitor C16, capacitor C17, resistor R50, capacitor C170, and capacitor C177; the pin 4 of relay J1 is grounded, the one end of resistance R2 is electrically connected with first singlechip pin 94, the other end is grounded, the one end of resistance R1 is simultaneously electrically connected with first singlechip pin 13 and the one end of thyristor Y1, the other end is electrically connected with the other end of first singlechip pin 12 and thyristor Y1, the one end of capacitor C16 is electrically connected with thyristor Y1, the other end is grounded, the one end of capacitor C17 is electrically connected with thyristor Y1, the other end is grounded, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6 and capacitor C7 are connected in parallel with each other and one end is grounded, the other end is electrically connected with pin 6 of first singlechip, pin 22, pin 11, pin 28, pin 50, pin 75 and pin 100 respectively, the one end of resistance R50 is electrically connected with pin 37 of first singlechip, the other end is grounded, capacitor C170 and capacitor C177 are connected in parallel with each other, and one end of the capacitor C170 is connected with pin 21 of first singlechip, and the other end is grounded.
6. The vehicle cable intelligent service device of claim 1, wherein the communication circuit comprises: interface DB9, electric capacity C202, chip U76, electric capacity C200, electric capacity C198, electric capacity C199 and electric capacity C201, the pin 16 of chip U76 is connected to the one end electricity of electric capacity C202, the pin 15 of chip U76 and the pin 10 of interface DB9 are connected to the other end electricity simultaneously, pin 1 of chip U76 is connected to the one end electricity of electric capacity C200, pin 3 of chip U76 is connected to the other end electricity, pin 4 of chip U76 is connected to the one end electricity of electric capacity C198, pin 5 of chip U76 is connected to the other end electricity, pin 2 of chip U76 is connected to the one end electricity of electric capacity C199, pin 6 of chip U76 is connected to the one end electricity of electric capacity C201, the other end electricity is connected to electric capacity C199 and ground.
7. The intelligent vehicle cable inspection device of claim 1, wherein the display operation assembly is configured to display the detection result, the status information, and the instruction information to the first single-chip microcomputer after the interface using operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305187.7U CN220137360U (en) | 2023-05-26 | 2023-05-26 | Intelligent overhaul equipment for vehicle cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305187.7U CN220137360U (en) | 2023-05-26 | 2023-05-26 | Intelligent overhaul equipment for vehicle cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220137360U true CN220137360U (en) | 2023-12-05 |
Family
ID=88958095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321305187.7U Active CN220137360U (en) | 2023-05-26 | 2023-05-26 | Intelligent overhaul equipment for vehicle cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220137360U (en) |
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2023
- 2023-05-26 CN CN202321305187.7U patent/CN220137360U/en active Active
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