CN213122204U - Relay board fault detection tool - Google Patents
Relay board fault detection tool Download PDFInfo
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- CN213122204U CN213122204U CN202020892554.8U CN202020892554U CN213122204U CN 213122204 U CN213122204 U CN 213122204U CN 202020892554 U CN202020892554 U CN 202020892554U CN 213122204 U CN213122204 U CN 213122204U
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Abstract
The utility model provides a relay board fault detection frock, include: the board card is provided with a golden finger; the replacing board card is provided with a golden finger and is provided with an external connector; a groove is arranged in the machine frame; the connecting device is used for replacing the board card to be connected with the machine frame through the connecting device; wherein, replace the integrated circuit board work, the integrated circuit board is installed in the frame. The utility model discloses a relay board fault detection frock replaces the integrated circuit board through the preparation and replaces the integrated circuit board and carry out work when the present car breaks down, makes the integrated circuit board detect in inserting the frame of external frock, improves the fault detection rate, has solved the fault handling time of overlength, can not find accurate fault point and cause the trouble to take place the scheduling problem once more.
Description
Technical Field
The utility model relates to a EMUs detect frock technical field, specifically is a relay board fault detection frock.
Background
At present, traction, braking and door action of a motor train unit are controlled by an electric circuit of the motor train unit through controlling a relay to lose power. If the motor train unit controls the relay panel and the main distribution panel, problems occur in the existing running process of the motor train unit, and the problem that the control relay sub-panel or the main board substrate cannot be judged due to the fact that the connection position of the control relay sub-panel and the main board substrate is short of the detection position. The existing vehicle can only measure whether a signal entering the relay panel is normal or not, the problem of controlling the relay daughter board or the problem of controlling the mainboard substrate cannot be judged, a special measuring tool is not provided, during measurement, a welding wire needs to be led out on the relay board card for measurement, and when a lead cannot be welded on the site, the relay board can only be replaced preventively. The fault handling process is complicated and time is wasted.
The relay detection device disclosed in chinese patent application No. 201020551722.3 includes a coil power-on switch, a self-checking switch, a coil power-on switch lamp, a self-checking switch lamp, a socket, a light emitting diode, and a resistor. The detection device utilizes the working principle of an electromagnetic relay to check a relay board with a plurality of relays. After the relay board is connected to the detection device, the contacts of the corresponding relay are closed by electrifying the corresponding relay coil, and the contacts are tested by using the light-emitting diode to verify whether the working condition of the relay is normal or not, so that the structure of the relay is complex.
In view of this, the present invention is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves lies in overcoming prior art not enough, provides a relay board fault detection frock, and the preparation replaces integrated circuit board replacement integrated circuit board to carry out work when the car breaks down now, makes the integrated circuit board detect in inserting the frame of external frock, improves the fault detection rate.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a relay board fault detection frock, includes:
the board card is provided with a golden finger;
the replacing board card is provided with a golden finger and is provided with an external connector;
a groove is arranged in the machine frame;
the connecting device is used for replacing the board card to be connected with the machine frame through the connecting device;
wherein, replace the integrated circuit board work, the integrated circuit board is installed in the frame.
In the scheme, the manufacture replaces the board card to replace the board card to work when the existing vehicle breaks down, so that the board card is inserted into the machine frame of the external tool to be detected, and further, in the running process of the motor train, the relay daughter board and the main board substrate of the original vehicle can be detected in the state of not delaying the continuous work, so that the fault detection rate is improved.
Preferably, the bottom of the machine frame is provided with a connector, the connector comprises a first end, and the first end of the connector is connected with the golden finger on the board card;
the frame is provided with the pin hole on the lateral wall of connecting device one side, and the second end of connector is equipped with the lead wire, and the lead wire passes through the pin hole to be connected with connecting device.
In the above scheme, the frame bottom sets up the connector, can derive the signal of the integrated circuit board that inserts in the frame, and the golden finger on first end and the integrated circuit board is connected, can draw the connector with all points of golden finger, for saving space, sets up the pin hole on the connecting device lateral wall, pin hole subtend connecting device, second end set up the lead wire and draw forth from the pin hole and be connected with connecting device, can draw forth connecting device with all signal points of golden finger this moment on.
Preferably, the connector comprises a socket and a fixing piece, and the socket can slide to a corresponding position according to the position of a gold finger on the board card and is fixed in the machine frame through the fixing device.
In the above scheme, the connector sets up the socket, makes things convenient for the fixed plate card in the inside position of frame to make, all draw points of golden finger all can be received by the connector, treat that the golden finger finds suitable position with the socket when, all draw points of golden finger and connector match completely this moment, for preventing that the integrated circuit board from removing, through the mounting, fix the integrated circuit board inside the socket, fix the certain position at the recess with the socket.
Preferably, the socket is provided with spacing portion along groove length direction's both sides, and the socket is installed inside the recess, and the socket can follow the inside horizontal slip of recess through spacing portion.
In the above scheme, the socket is installed inside the recess, because the golden finger position of every integrated circuit board is different, for the stability that makes the socket can be connected with the integrated circuit board in order to make things convenient for, has set up spacing portion for the socket both sides, and then makes spacing portion can remove on the inside horizontal direction of recess, and the accurate position with golden finger place matches to the feasible integrated circuit board that satisfies in the difference, more effectual detection integrated circuit board.
Preferably, a plurality of fixing holes are formed in two sides of the edge of the groove opening, and the fixing piece is installed in the corresponding fixing hole after the socket slides.
In the above scheme, the edge of the groove is provided with a plurality of fixing holes, and the connecting positions of the golden fingers and the socket are different due to different positions of the golden fingers on each board card, so that the position of the socket in the groove is uncertain, and different fixing holes are arranged, so that the socket can be fixed when being positioned at a certain position in the groove.
Preferably, a plurality of integrated circuit boards can be installed in the machine frame, and each integrated circuit board corresponds to the connecting device independently.
In the above scheme, can establish a plurality of recesses in every frame, all set up the socket in every recess, and then make and to put into a plurality of integrated circuit boards simultaneously to set up a connector for each integrated circuit board card, thereby make and detect a plurality of integrated circuit boards simultaneously, save time improves work efficiency.
Preferably, each board card individually corresponds to a substitute board card, and the board cards and the corresponding substitute board cards are connected with the same connecting device.
In the above scheme, every integrated circuit board all needs to make corresponding replacement integrated circuit board, and when the motor car broke down, the integrated circuit board that needs detected was taken out and is put into the frame and examined the time measuring, all need replace the integrated circuit board, replaces original integrated circuit board to carry out work, and then makes to keep the motor car to continue work and accomplish simultaneously, carries out the maintenance and detects.
Preferably, instead of providing the external connector on the card with leads, the leads are connected to the connecting device.
In the above scheme, since the substitute board is not provided with the relay, the substitute board card is provided with the opposite connector, points of all the golden fingers on the substitute board card are led to the opposite external connector, and the substitute board card is connected with the connecting device connected with the corresponding board card through the lead to receive and transmit signals.
Preferably, a right-angle adapter socket is provided instead of the external connector on the board card, and the lead is led out to the connecting device from the vertical direction through the right-angle adapter socket.
In the above scheme, the switching interface is arranged on the external connector instead of the board card, so that the lead wire is prevented from being damaged, the installation and protection are performed, the motor car is prevented from being influenced again in the advancing process, and the motor car is prevented from being intersected with other lead wires and interfering with each other.
Preferably, the connecting device further comprises a plug, and the lead wires led out of the external connector are correspondingly connected with the plug.
In the scheme, the CN 1-CN 8 plugs on the connecting device are connected with the corresponding connectors on the substitute board card, so that signal output errors are prevented.
The utility model discloses a relay board fault detection frock, the integrated circuit board is provided with the golden finger on the integrated circuit board; the replacing board card is provided with a golden finger and is provided with an external connector; a groove is arranged in the machine frame; the connecting device is used for replacing the board card to be connected with the machine frame through the connecting device; wherein, replace the integrated circuit board work, the integrated circuit board is installed in the frame. The utility model discloses a relay board fault detection frock replaces the integrated circuit board to replace the integrated circuit board to carry out work when the car breaks down now through the preparation, makes the integrated circuit board detect in inserting the frame recess of external frock, and the recess makes the integrated circuit board fix wherein, improves the fault detection rate.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only one embodiment of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts, wherein:
FIG. 1 is a schematic diagram of a relay board fault detection tooling board card structure;
FIG. 2 is a schematic diagram of a front view of a relay board fault detection tool;
FIG. 3 is a schematic diagram of a relay board fault detection fixture viewed from above;
FIG. 4 is a schematic diagram of a side view of a relay board fault detection tool;
in the figure: 1. a board card; 2. replacing the board card; 3. a connector; 4. a machine frame; 5. a groove; 6. a connecting device; 7. to the external connector; 8. a fixing member; 9. a fixing hole; 10. a right-angle patch jack.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, for the case that a signal is unstable before entering a control relay board, whether the signal is a control relay board or a main board substrate is distinguished, lead measurement is not needed, the time for handling faults related to a control relay board and a main distribution board is reduced, the fault detection rate is improved, the fault point is accurately found, and the fault point cannot be confirmed to cause the fault to occur again.
The utility model provides a relay board fault detection frock, includes:
the card 1 is provided with a golden finger;
the replacing board card 2 is provided with a gold finger, and an external connector 7 is installed on the replacing board card 2;
a machine frame 4, wherein a groove 5 is arranged in the machine frame 4;
the connecting device 6 is used for connecting the substitute board card 2 with the machine frame 4 through the connecting device 6;
wherein, replace integrated circuit board 2 and replace integrated circuit board 1 work, integrated circuit board 1 is installed in frame 4.
In the scheme, the manufacture replaces the board card 1 to replace the board card 1 to work when the existing vehicle breaks down, so that the board card 1 is inserted into the machine frame 4 of the external tool to be detected, and further, in the running process of the motor train, the relay sub-board and the main board substrate of the original vehicle can be detected in the state of not delaying the continuous work, and therefore the fault detection rate is improved.
Preferably, the connector 3 is arranged at the bottom of the machine frame 4, the connector 3 comprises a first end, and the first end of the connector 3 is connected with the golden finger on the board card 1;
frame 4 is provided with the pin hole on the lateral wall of connecting device 6 one side, and the second end of connector 3 is equipped with the lead wire, and the lead wire passes through the pin hole to be connected with connecting device 6.
In the above scheme, frame 4 bottom sets up connector 3, can derive the signal of the integrated circuit board 1 that inserts in frame 4, and first end is connected with the golden finger on the integrated circuit board 1, can draw connector 3 with all points of golden finger, for saving space, sets up the pin hole on connecting device 6 lateral wall, pin hole subtend connecting device 6, and the second end sets up the lead wire and draws forth from the pin hole and be connected with connecting device 6, can draw forth connecting device 6 with all signal points of golden finger this moment on.
Preferably, the connector 3 comprises a socket and a fixing member 8, and the socket can slide to a corresponding position according to the position of the gold finger on the board card 1 and is fixed in the machine frame 4 through the fixing device.
In the above scheme, connector 3 sets up the socket, makes things convenient for fixed integrated circuit board 1 in the inside position of frame 4 to make, all draw points of golden finger all can be received by connector 3, treat that the golden finger finds suitable position with the socket when, all draw points of golden finger and connector 3 match completely this moment, for preventing that integrated circuit board 1 from removing, through mounting 8, fix integrated circuit board 1 inside the socket, fix the certain position at recess 5 with the socket.
Preferably, the socket is provided with spacing portions along the two sides of the length direction of the groove 5, the socket is installed inside the groove 5, and the socket can horizontally slide inside the groove 5 through the spacing portions.
In the above scheme, the socket is installed inside recess 5, because the golden finger position of every integrated circuit board 1 is different, for the stability that makes the socket can be connected with integrated circuit board 1 in order to make things convenient for, has set up spacing portion for the socket both sides, and then makes spacing portion can remove on the inside horizontal direction of recess 5, and the accurate position with golden finger place matches to make and satisfy in different integrated circuit boards 1, more effectual detection integrated circuit board 1.
Preferably, a plurality of fixing holes 9 are formed in two sides of the edge of the opening of the groove 5, and the fixing member 8 is installed in the corresponding fixing hole 9 after the socket slides.
In the above scheme, the edge of the groove 5 is provided with a plurality of fixing holes 9, and the connecting positions of the golden fingers and the socket are different due to different positions of the golden fingers on each board card 1, so that the position of the socket in the groove 5 is uncertain, and different fixing holes 9 are provided, so that the socket can be fixed when being positioned at a certain position in the groove 5.
Preferably, a plurality of boards 1 can be installed in the machine frame 4, and each board 1 individually corresponds to the connecting device 6.
In the above scheme, can establish a plurality of recesses 5 in every frame 4, all set up the socket in every recess 5, and then make and put into a plurality of integrated circuit boards 1 simultaneously to set up a connector 3 for every integrated circuit board 1, thereby make and detect a plurality of integrated circuit boards 1 simultaneously, save time improves work efficiency.
Preferably, each board card 1 corresponds to a substitute board card 2 independently, and the board cards 1 and the corresponding substitute board cards 2 are connected to the same connecting device 6.
In the above scheme, every integrated circuit board 1 all needs to make corresponding replacement integrated circuit board 2, and when the motor car broke down, integrated circuit board 1 that needs the detection took out and put into frame 4 in examined the time measuring, all need replace integrated circuit board 2, replaced original integrated circuit board 1 and carried out work, and then made and kept the motor car to continue work and accomplish simultaneously, maintained and detected.
Preferably, instead of providing the external connector 7 on the card 2 with leads, the leads are connected to the connecting device 6.
In the above scheme, since the substitute board is not provided with a relay, the substitute board 2 is provided with the counterpart connector 3, the points of all the golden fingers on the substitute board 2 are connected to the counterpart connector 7, and the substitute board is connected to the connection device 6 connected to the corresponding board 1 through a wire, so as to receive and transmit signals.
Preferably, instead of the external connector 7 on the board 2, a right-angle adapter socket 10 is provided, through which the leads are led out in the vertical direction to the connecting device 6.
In the above scheme, the switching interface is arranged on the external connector 7 on the replacement board 2, so that the lead wire is prevented from being damaged, the installation and protection are performed, the motor car is prevented from being influenced again in the advancing process, and the motor car is prevented from being crossed with other lead wires and interfering with each other.
Preferably, the connecting device 6 further comprises a plug, and the lead wires led out of the external connector 7 are correspondingly connected with the plug.
In the above-described arrangement, the CN1 to CN8 plugs on the connection device 6 are connected to the corresponding connectors 3 on the substitute board 2, preventing signal output errors.
The relay board fault detection tool in the embodiment has the following connection mode:
a replacing board card 2 is manufactured by adopting a PCB, the replacing board card 2 is not provided with a relay relative to a board card 1 in the original motor train unit, but is provided with an external connector 7, all contact points of golden fingers on the replacing board card 2 are led to the external connector 7, a right-angle switching interface is also arranged on the replacing board card 2, a lead is led out from the vertical direction through the right-angle switching interface, meanwhile, an external detection tool is manufactured, the replacing board card is provided with a machine frame 4, a groove 5 is arranged in the machine frame 4, a connector 3 is arranged in the groove 5, a socket of the connector 3 can be inserted into the groove 5, two sides of the socket along the length direction of the groove 5 are provided with limiting parts, the socket can move on the horizontal position in the groove 5, the socket is moved according to the position of the golden finger contact points on the original board card 1, the original board card 1 is inserted into the socket and then passes through the, still be provided with connecting device 6 to external frock, frame 4 is provided with the pin hole towards one side of connecting device 6, the socket bottom is provided with the lead wire, draw the lead wire to connecting device 6 through the pin hole, simultaneously, draw the 2 lead wires of substitute integrated circuit board to being connected the same connecting device 6 with former integrated circuit board 1, each former integrated circuit board 1 all makes a substitute integrated circuit board 2, same connecting device 6 need be connected with the substitute integrated circuit board 2 that corresponds to former integrated circuit board 1, two former integrated circuit boards 1 can be inserted simultaneously to frame 4 inside.
The working process and the working effect of the relay board fault detection tool of the embodiment are as follows:
when the motor train unit breaks down, two replacement integrated circuit boards 2 that will make replace former driving integrated circuit board 1 and insert and carry out work in the motor train unit, insert two former driving integrated circuit board 1 in the frame 4 of external frock, replace integrated circuit board 2 and pass through connecting device 6 branch terminal row with former driving integrated circuit board 1 and be connected, carry out the output and the input of signal, when replacing former driving integrated circuit board 1 work in replacement integrated circuit board 2, detect the relay board problem still mainboard base plate problem of former driving integrated circuit board 1, connect through two connecting device 6 and detect, the relay board is connected the same connecting device 6 with the replacement integrated circuit board 2 that corresponds, the same connecting device 6 is connected with the replacement integrated circuit board 2 that corresponds to the mainboard base plate, the fault location can be measured through oscilloscope again.
The above is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, but the present invention is not limited to the above embodiments, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still belong to the scope of the present invention.
Claims (10)
1. The utility model provides a relay board fault detection frock which characterized in that includes:
the card is provided with a golden finger;
the replacing board card is provided with a golden finger and is provided with an external connector;
the machine frame is internally provided with a groove;
the replacing board card is connected with the machine frame through the connecting device;
wherein, substitute the integrated circuit board and replace the integrated circuit board work, the integrated circuit board is installed in the frame.
2. The relay board fault detection tool according to claim 1, wherein a connector is arranged at the bottom of the machine frame and inserted into the groove, the connector comprises a first end and a second end, and the first end of the connector is plugged with the golden finger on the board card;
the frame is provided with the pin hole on the lateral wall towards connecting device one side, the lead wire is inserted to the second end of connector, the lead wire passes through the pin hole and pegs graft with connecting device.
3. The relay board fault detection tool according to claim 2, wherein the connector comprises a jack and a fixing piece, the board is inserted into the jack, and the connector can slide to a corresponding position according to the position of the gold finger on the board and is fastened in the groove through the fixing piece.
4. The relay board fault detection tool according to claim 3, wherein limiting plates are arranged on two sides of the connector in the length direction of the groove, and the connector can horizontally slide in the groove through the limiting parts.
5. The relay board fault detection tool according to claim 3, wherein a plurality of fixing holes are formed in two sides of the edge of the notch, and the fixing pieces are mounted in the corresponding fixing holes after the connector slides.
6. The relay board fault detection tool according to claim 1, wherein a plurality of board cards can be mounted in the machine frame, and each board card is connected to a different connecting device.
7. The relay board fault detection tool according to claim 6, wherein each board card corresponds to the substitute board card one to one, and the board card and the corresponding substitute board card are connected to the same connecting device.
8. The relay board fault detection tool according to claim 7, wherein a lead is inserted into the external connector on the substitute board card, and the lead is connected with the connecting device.
9. The relay board fault detection tool according to claim 8, wherein the external connectors on the substitute board card are provided with right-angle adapter sockets, and the lead wires are led out to the connecting device from a vertical direction through the right-angle adapter sockets.
10. The relay board fault detection tool according to claim 9, wherein the connecting device further comprises a plug, and the lead wires led out of the external connector are correspondingly connected with the plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020892554.8U CN213122204U (en) | 2020-05-25 | 2020-05-25 | Relay board fault detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020892554.8U CN213122204U (en) | 2020-05-25 | 2020-05-25 | Relay board fault detection tool |
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| CN213122204U true CN213122204U (en) | 2021-05-04 |
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| CN202020892554.8U Active CN213122204U (en) | 2020-05-25 | 2020-05-25 | Relay board fault detection tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113950A (en) * | 2021-12-07 | 2022-03-01 | 国网上海能源互联网研究院有限公司 | Movement detection system and detection method for power distribution equipment |
-
2020
- 2020-05-25 CN CN202020892554.8U patent/CN213122204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113950A (en) * | 2021-12-07 | 2022-03-01 | 国网上海能源互联网研究院有限公司 | Movement detection system and detection method for power distribution equipment |
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