CN210803524U - Multifunctional junction box for simulating and detecting automobile faults - Google Patents
Multifunctional junction box for simulating and detecting automobile faults Download PDFInfo
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- CN210803524U CN210803524U CN201920921387.2U CN201920921387U CN210803524U CN 210803524 U CN210803524 U CN 210803524U CN 201920921387 U CN201920921387 U CN 201920921387U CN 210803524 U CN210803524 U CN 210803524U
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Abstract
The patent of the utility model relates to a car trouble simulation and multi-functional terminal box of detection can be used to real teaching of instructing or technical skill contest. Its aim at can couple together car pencil, convenient on-line measuring to can not destroy car pencil when measuring. The portable battery power supply box comprises a panel with holes in the upper portion, a rectangular frame and a bottom plate with grooves, wherein the panel with holes, the bottom plate with grooves and the rectangular frame jointly enclose a box body with an accommodating space, the accommodating space is provided with a diagnosis circuit board and sliding resistors, 2 wire harness pin interfaces are arranged on the left side and the right side of a storage battery power supply access hole on the side face of the box body, a button hole, a power supply input and output hole and a sliding resistor adjusting knob are arranged at the bottom of the groove, the sliding resistors are connected with holes, and a groove sealing.
Description
Technical Field
The utility model belongs to automobile diagnosis maintenance, professional education, skill training and contest instrument field especially relate to a car fault simulation and detect multi-functional terminal box.
Background
In recent years, with the rapid development of the automobile industry, the automobile maintenance industry has increasingly demanded high-end technical skill talents for automobiles. The existing school training vehicle can only simulate and set a very simple open circuit fault of safety damage, a relay element fault, a bonding circuit fault and a plug pin withdrawal fault under the condition of not damaging a whole vehicle wire harness, can set few fault types, is troublesome in fault recovery, and cannot meet the requirement of electric control detection and maintenance teaching of a whole vehicle circuit.
Particularly, when line detection and diagnosis are carried out, the conventional method generally adopts a mode of puncturing a line to carry out measurement, damages an original vehicle wire harness, and has fault risk hidden dangers such as open circuit fault, rusting in water inflow, short circuit and the like.
The wiring harness connector pin holes are different in size, and when the universal meter is used for measuring the wiring harness connector, a meter pen cannot contact the metal sheet in the plug pin holes sometimes, and the measurement is inconvenient. Meanwhile, a multimeter pen easily causes deformation of pin holes of the wire harness plug, and metal sheets at 2 ends of the wire harness plug cannot be in good contact with each other, so that the hidden troubles of artificial newly-increased virtual connection faults and disconnection faults exist.
When the colleges and universities carry out teaching such as circuit detection to the student, the student is long-term, repeated, many batches are pegged graft to car pencil, very easily leads to damage such as pencil stitch, increases the teaching cost, causes the wasting of resources, also does not benefit to the normal development of real teaching of instructing.
Disclosure of Invention
To above problem, the utility model provides a can effectively solve the problem that exists among the background art, both can simulate setting up all whole car circuit electrical system pencil faults, conveniently measure and conveniently resume the trouble again, do not damage former car pencil, also can not damage former car pencil plug, can repetitious usage many times. The requirement of the electric control detection maintenance teaching of the whole automobile circuit can be met, and the talent cultivation quality of schools is improved. The training device can be used for training teaching and skill competition.
The utility model discloses a technical scheme who adopts is:
a multifunctional junction box for simulating and detecting automobile faults is formed by connecting a panel with holes, a lower groove bottom plate with holes, a groove cover plate and a frame which are made of plastic materials into a box body through bolts, wherein a circuit connecting plate and one sliding resistor of 0-200 ohms are arranged in the box body; the box body panel is provided with 48 wire harness detection holes and 2 power supply holes which form through holes with the bottom plate power supply hole; the lower groove bottom plate and the panel measuring hole form 48 measuring holes, 24 button holes, 24 buttons, 2 power supply through holes formed with the panel, a sliding resistance adjusting knob, a resistance wiring hole and a lower groove cover plate of the through hole; 2 pin interfaces on the side face of the frame, and 2 external storage battery power supply holes which are respectively connected with the power supply holes of the groove bottom plate through fuses.
Furthermore, the panel with holes is provided with 52 round holes, 48 pin wire harness detection holes and 2 positive and negative pole holes which form through holes with the power supply hole of the bottom plate.
Furthermore, 48 pin wire harness detection holes are divided into 12 rows of yellow wire harness input holes and blue wire harness output holes, wherein the yellow wire harness input holes are formed in one row, the blue wire harness output holes are formed in 2 groups, the 12 rows are distributed in the middle of the panel, and the numbers are correspondingly marked beside the corresponding wire harness detection holes, so that the pin wire harness detection holes are convenient to distinguish.
Further, a sliding resistor with the minimum resistance value of 0 ohm and the maximum resistance value of 200 ohm is arranged in the box body, and preparation is made for setting faults.
Furthermore, a sliding resistance control knob of 50-200 ohms is arranged in a groove of the bottom plate of the lower groove, so that faults can be conveniently set by pressing a button or adding a resistor in teaching or competition, and the purposes of practice and inspection are achieved.
Furthermore, 2 sliding resistor access holes are formed in the groove, and when the circuit needs to be set and the access resistor fails, the holes are connected with corresponding detection holes through wires.
Furthermore, a circuit connecting board is arranged in the box body, and mainly 48 pin interfaces are connected with 48 detection holes of the panel and the bottom plate, so that the wiring purpose is achieved.
Furthermore, detection holes forming through holes with the panel detection holes are formed in the grooves of the bottom plate of the lower groove, and button control is arranged among the groups to control the on-off of each line bundle.
Furthermore, 2 storage battery power supply access holes connected with the power supply holes of the lower groove bottom plate through fuses are formed in the side face of the box body, 1 fuse of 30A is connected in series in each of the two line wires, and when the short-circuit current exceeds 30A, other lines are protected from being damaged.
Furthermore, the lower groove bottom plate is provided with a cover plate, when teaching or competition is carried out, the groove is covered by the cover plate after faults are set in modes of adjusting buttons, resistors, positive short circuits and the like, the sealing and confidentiality effects are achieved, and the student is guaranteed to be more real and fair when carrying out skill inspection or holding the result of skill competition.
Further, should use novel automobile fault simulation and detect multi-functional terminal box, the lower extreme left side sets up a circular 24 stitch interfaces, links to each other with the left 1-12 inspection hole of panel.
Further, should use novel automobile fault simulation and detect multi-functional terminal box, the lower extreme right side is provided with a circular 24 stitch interfaces, links to each other with 13-24 inspection holes on panel right side.
The novel multifunctional junction box for simulating and detecting the automobile faults is made of plastic materials, and is light to use, convenient to process and low in cost.
This use novel automobile fault simulation and detect multi-functional terminal box sets up 48 inspection holes, and the scope is wider when detecting the pencil, and the round hole setting makes things convenient for the universal meter pen-shape metre more, and equipment such as examination lamp is quick, stable grafting.
Drawings
Fig. 1 is the utility model discloses a car fault simulation and multi-functional terminal box top view of detection.
Fig. 2 is the utility model discloses a car fault simulation and detection multifunctional junction box elevation.
Fig. 3 is the utility model discloses a car fault simulation and detection multifunctional junction box bottom view.
FIG. 4 is the utility model discloses a car fault simulation and inside structure chart of multi-functional terminal box of detection
Wherein the reference numerals are as follows:
1. the panel and the bottom plate are provided with power supply through holes; 2. a pin interface; 3. the bottom plate is electrified with the panel power supply; 4. A resistance wiring hole; 5. a control switch button; 6. outputting a detection hole; 7. inputting a detection hole; 8. detecting the serial number of the hole group; 9. sliding a resistance adjustment knob.
Detailed Description
The utility model discloses a car trouble simulation and multi-functional terminal box of detection couples together with foraminiferous panel, low groove bottom plate and frame with the bolt and constitutes a box body, places a connecting circuit board in the box body again, and devices such as resistance obtain.
The detection port connected with the circuit connection board is arranged in the detection hole corresponding to the panel number, and the circuit board is arranged in the box body.
And each wire harness control button on the circuit board is arranged between the corresponding serial number detection through holes of the lower groove bottom plate according to the serial number to control the on-off of the wire harness, so that the fault is realized.
The utility model provides a car trouble simulation and multi-functional terminal box of detection, including the foraminiferous panel in upper portion, the rectangle frame, take the bottom plate of recess, foraminiferous panel, outband recess bottom plate and rectangle frame enclose into a box body that has accommodating space jointly, this accommodating space is equipped with the diagnosis circuit board, sliding resistance, the box body side is equipped with battery power and inserts the hole, the left side of box body, 2 pencil stitch interfaces on the right side altogether, the recess bottom is equipped with the button hole, power input output hole, sliding resistance adjust knob, sliding resistance connects the hole, the recess sealed apron. The bottom plate comprises a bottom plate body and screw holes arranged at each end angle of the bottom plate body; the panel with holes comprises a frame, a panel embedded in the frame and embedded nuts arranged at each end corner of the frame. The middle part of the panel with the hole is provided with 24 groups of wire harness measuring holes forming through holes together with the measuring holes of the groove bottom plate, and the wire harness measuring holes and the measuring holes are totally 48 round holes; the side of the junction box is provided with 2 external power supply holes. The junction box panel is provided with 2 power supply holes for measurement; the bottom is provided with 2 power supply holes for setting simulation faults; 2 power supply holes on the junction box panel and the power supply hole at the bottom are through holes. The bottom of the outer groove of the junction box is provided with 2 sliding rheostat connecting holes, so that different resistance values of a circuit can be simulated in series connection; the 48 round holes in the middle of the panel are divided into a wire harness inlet measuring hole on the left side and a wire harness outlet measuring hole on the right side. The method comprises the steps of dividing 24 groups of measuring holes in the middle of a panel into two sides, arranging 12 rows of measuring holes in each row of 4 holes, marking 1-24 serial numbers on the harness inlet measuring holes by yellow for harness inlet measuring holes and blue for harness outlet measuring holes, and arranging 24 pin interfaces on the left side and the right side of the side face of a box body, wherein the 24 pin interfaces are respectively provided with 24 pins. The left side and the right side of the box body are respectively provided with a 24-pin interface which is correspondingly connected with the jacks of the panel 48 one by one; the side of the junction box is provided with 2 external power supply holes, the positive pole hole is red, and the negative pole hole is black. The junction box panel has 2 power holes for measurement. The bottom is provided with 2 power supply holes for setting simulation faults; the positive electrode holes are red, and the negative electrode holes are black; 2 power supply holes on the junction box panel and the power supply hole at the bottom are through holes. 2 fuses of 30A are respectively connected between the external power supply hole and the power supply through hole to protect the circuit. Detection holes forming through holes with the panel detection holes are formed in the grooves of the bottom plate with the outer grooves, and button control is arranged among the groups to control the on-off of each wire harness; a sliding resistance of 0 ohms to 200 ohms is provided in the junction box body. A sliding resistance value adjusting knob is arranged in the groove of the bottom plate with the outer groove; the outer groove sealing cover plate of the bottom plate is arranged, so that students or players can not directly see fault points after setting faults in teaching and competition.
This box schematically shows 24 sets of measuring holes. The side has 2 external power supply holes. The panel had 2 power holes for measurement. The bottom has 2 power holes for setting up simulation fault. The 2 power supply holes on the panel and the power supply hole at the bottom are through holes. 2 fuses are connected between the external power supply hole and the power supply through hole respectively. The bottom of the fault junction box is provided with 2 sliding rheostat connecting holes, and the connecting holes can simulate lines to be connected in series with different resistance values. The side of the fault junction box is provided with 1 wiring harness input interface and one wiring harness output interface.
When measuring to a certain circuit of car, can connect the car pencil through this terminal box, need not the mode of the broken line of acupuncture and detect, it can directly to measure through corresponding stitch jack on the terminal box panel.
The automobile wire harness connection with various numbers of pins is supported, so that the convenient and fast disassembly along with the insertion is realized.
The junction box can be provided with common power supply line open circuit faults, bond wire open circuit faults and signal line open circuit faults.
The junction box can simulate and set a virtual connection fault of a line, a switch of a certain line is arranged at an OFF closing position, holes at two sides of the switch are respectively connected into two holes of the slide rheostat through 2 leads, and the size of a resistance value of a series circuit can be simulated and set by adjusting a knob of the slide rheostat.
The side surface of the fault simulation junction box is provided with 2 holes which can be externally connected with a storage battery and respectively reach the positive pole and the negative pole of the power supply through hole at the bottom and the surface of the junction box through a fuse. In order to facilitate distinguishing and avoid misconnection, the positive through holes are marked with red, and the negative through holes are marked with black. The 2 fuses can protect whole car circuit and equipment under the condition that student's maloperation caused the short circuit, convenient the change.
The positive through hole on the surface of the junction box is mainly used for measuring and judging whether the circuit bonding end is good or not.
The negative through hole on the surface of the junction box is mainly used for measuring and judging whether the power supply side or the signal line is good or not.
The positive pole through hole and the negative pole through hole on the back of the junction box are mainly used for simulating network faults of high-speed CAN and low-speed CAN of a whole vehicle, and CAN simulate CAN-H short circuit of the high-speed CAN to the positive pole of a power supply, CAN-L short circuit of the positive pole of the power supply, CAN-H short circuit of the negative pole of the power supply and CAN-L short circuit of the negative pole of the power supply. The CAN-H of the low-speed CAN CAN be simulated to short the anode of the power supply, the CAN-L CAN be simulated to short the anode of the power supply, the CAN-H CAN short the cathode of the power supply, and the CAN-L CAN short the cathode of the power supply.
The fault simulation junction box CAN also be connected with the measuring holes of the CAN-H line and the CAN-L line through a lead to simulate the network short circuit fault of the high-speed CAN or the low-speed CAN.
The fault simulation junction box CAN simulate and set the high-speed CAN or low-speed CAN network open circuit fault, the CAN-H open circuit fault and the CAN-L open circuit fault of the whole vehicle through the switch.
The fault junction box schematic diagram has 24 groups of measuring holes, and faults of less than or equal to 24 lines can be measured and simulated.
The simulation of oxygen sensor failure is taken as an example for demonstration.
Pull out oxygen sensor pencil connector, look over the connector and be several foot connectors, with corresponding patch cord with the oxygen sensor pencil, be connected with the terminal box, through setting up terminal box back recess control button, make certain pencil of oxygen sensor nonconducting, take place to open circuit, make the unable normal work of oxygen sensor, realize the function of fault simulation, need do the diagnosis and examine time measuring, the former pencil connector of pegging graft need not relapse, the broken line of probe, can directly utilize the inspection hole, instrument such as convenient and fast use universal meter carries out the action test to its pencil, change convenient and fast.
When in competition or when the student is subjected to failure diagnosis skill inspection, the lower groove is covered by the cover plate after the corresponding control device in the lower groove of the junction box is provided with the corresponding failure, so that the lower groove is sealed, the student applies theories to practice by simulating the related failure, the inspection purpose is achieved, the authenticity of an inspection result is ensured, and the skill mastering degree of the student is known.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be appreciated by those skilled in the art that the present invention is not limited by the embodiments described above, which are presented in the description to illustrate the principles of the invention. Various changes and modifications may be made to the invention without departing from the spirit and scope of the invention, and such changes and modifications are intended to be within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a multi-functional terminal box of automobile fault simulation and detection which characterized in that: including foraminiferous panel in upper portion, rectangular frame, the bottom plate of taking the recess, foraminiferous panel, outband recess bottom plate and rectangular frame enclose into a box body that has accommodating space jointly, and this accommodating space is equipped with diagnosis circuit board, sliding resistance, and the box body side is equipped with battery power and inserts the hole, and 2 pencil stitch interfaces are altogether listed as on the left side, the right side of box body, and the recess bottom is equipped with button hole, power input output hole, sliding resistance adjust knob, and sliding resistance connects the hole, the sealed apron of recess.
2. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 1, wherein: the bottom plate comprises a bottom plate body and screw holes arranged at each end angle of the bottom plate body; the panel with holes comprises a frame, a panel embedded in the frame and embedded nuts arranged at each end corner of the frame.
3. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 2, wherein: the middle part of the panel with the hole is provided with 24 groups of wire harness measuring holes forming through holes together with the measuring holes of the groove bottom plate, and the wire harness measuring holes and the measuring holes are totally 48 round holes; the side of the junction box is provided with 2 external power supply holes.
4. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 3, wherein: 2 power supply holes are formed in the junction box panel and used for measurement; the bottom is provided with 2 power supply holes for setting simulation faults; 2 power supply holes on the panel of the junction box and the power supply hole at the bottom are through holes.
5. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 4, wherein: the bottom of the outer groove of the junction box is provided with 2 sliding rheostat connecting holes, so that different resistance values of a circuit can be simulated in series connection; the 48 round holes in the middle of the panel are divided into a wire harness inlet measuring hole on the left side and a wire harness outlet measuring hole on the right side.
6. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 5, wherein: the method comprises the steps of dividing 24 groups of measuring holes in the middle of a panel into two sides, arranging 12 rows of measuring holes in each row of 4 holes, marking 1-24 serial numbers on the harness inlet measuring holes by yellow for harness inlet measuring holes and blue for harness outlet measuring holes, and arranging 24 pin interfaces on the left side and the right side of the side face of a box body, wherein the 24 pin interfaces are respectively provided with 24 pins.
7. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 6, wherein: the left side and the right side of the box body are respectively provided with a 24-pin interface which is correspondingly connected with the jacks of the panel 48 one by one; the side of the junction box is provided with 2 external power supply holes, the positive pole hole is red, and the negative pole hole is black.
8. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 7, wherein: the junction box panel is provided with 2 power supply holes for measurement; the bottom is provided with 2 power supply holes for setting simulation faults; the positive electrode holes are red, and the negative electrode holes are black; 2 power supply holes on the junction box panel and the power supply hole at the bottom are through holes; 2 fuses of 30A are respectively connected between the external power supply hole and the power supply through hole to protect the circuit.
9. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 8, wherein: detection holes forming through holes with the panel detection holes are formed in the grooves of the bottom plate with the outer grooves, and button control is arranged among the groups to control the on-off of each wire harness; a sliding resistance of 0 ohms to 200 ohms is provided in the junction box body.
10. The multifunctional junction box for simulating and detecting vehicle faults as claimed in claim 9, wherein: a sliding resistance value adjusting knob is arranged in the groove of the bottom plate with the outer groove; the outer groove sealing cover plate of the bottom plate is arranged, so that students or players can not directly see fault points after setting faults in teaching and competition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920921387.2U CN210803524U (en) | 2019-06-19 | 2019-06-19 | Multifunctional junction box for simulating and detecting automobile faults |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920921387.2U CN210803524U (en) | 2019-06-19 | 2019-06-19 | Multifunctional junction box for simulating and detecting automobile faults |
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| Publication Number | Publication Date |
|---|---|
| CN210803524U true CN210803524U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920921387.2U Expired - Fee Related CN210803524U (en) | 2019-06-19 | 2019-06-19 | Multifunctional junction box for simulating and detecting automobile faults |
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| CN (1) | CN210803524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113268033A (en) * | 2021-04-29 | 2021-08-17 | 重庆广播电视大学重庆工商职业学院 | Mobile phone controlled automobile fault simulation and diagnosis device |
-
2019
- 2019-06-19 CN CN201920921387.2U patent/CN210803524U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113268033A (en) * | 2021-04-29 | 2021-08-17 | 重庆广播电视大学重庆工商职业学院 | Mobile phone controlled automobile fault simulation and diagnosis device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210402 Address after: 401320 19-9, building 3, 82 Xinshi street, Banan District, Chongqing Patentee after: Chongqing zhiceyun Technology Co.,Ltd. Address before: No.15 Siyuan Road, College Park, Hechuan District, Chongqing 400052 Patentee before: CHONGQING TECHNOLOGY AND BUSINESS INSTITUTE |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20210619 |