CN208970982U - Block terminal - Google Patents
Block terminal Download PDFInfo
- Publication number
- CN208970982U CN208970982U CN201821594787.9U CN201821594787U CN208970982U CN 208970982 U CN208970982 U CN 208970982U CN 201821594787 U CN201821594787 U CN 201821594787U CN 208970982 U CN208970982 U CN 208970982U
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- China
- Prior art keywords
- interface
- box body
- block terminal
- control circuit
- splicing
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Abstract
The utility model discloses a kind of block terminal, and block terminal includes box body, N number of splicing interface, 12V power interface, switching device, CAN communication interface, N number of control button and control circuit, and box body has front；N number of splicing interface, CAN communication interface, 12V power interface and N number of control button are set to the front of box body；12V power interface is set on box body, gives test block low-voltage power supply；Switching device has N number of electronic switch, and N number of electronic switch has the second connection end that connect with for test equipment of the first connecting pin, the input terminal of N number of electronic switch with N number of splicing interface is one-to-one is electrically connected, on-off of N number of control button for control switch device；Control circuit is set in box body, and control circuit controls electronic switch and open or close according to the switch actuating signals of control button, is tested for test equipment the part to be measured on corresponding splicing interface.Originally practical newly to improve test accuracy rate and safety.
Description
Technical field
The utility model relates to automobile industry the field of test technology, in particular to a kind of block terminal.
Background technique
Currently, being adopted on Vehicular charger (OBC) or the products such as direct current transducer (DC-DC) in electric car charging
Splicing interface type is more, when testing products such as Vehicular charger or direct current transducers, needs for not
The splicing interface of same type uses different connection types, causes frequently to replace test interface.In order to avoid this problem, mostly
Number testing crew can dismantle splicing interface, test harness and test block harness are directly connected together or using common wiring
Terminal is attached.There is connecting terminal in this way with the splicing interface contact resistance different problems on test block, causes to test
When there is a certain error.
Utility model content
The main purpose of the utility model is to propose a kind of block terminal, it is intended to improve test accuracy rate.
To achieve the above object, the utility model proposes a kind of block terminal, the block terminal includes:
Box body, the box body have front；
N number of splicing interface, set on the front of the box body, for part grafting to be measured；
12V power interface is set on the box body, and the 12V power interface is used to provide 12V electricity to the part to be measured
Source；
Switching device, has N number of electronic switch, and N number of electronic switch has the first connecting pin and connects for test equipment
The second connection end connect, the input terminal of N number of electronic switch with N number of splicing interface is one-to-one is electrically connected；
N number of control button, the on-off on the front of the box body, for control switch device；
Control circuit, be set to the box body in, the control circuit respectively with N number of control button and N number of electricity
Sub switch connection；The control circuit, for the switch actuating signals according to the control button, control and the control button
Corresponding electronic switch opens or closes, and when the corresponding electronic switch is opened, for the test equipment to corresponding institute
The part to be measured stated on splicing interface is tested.
Preferably, N number of splicing interface includes DC-DC converter input/output interface, Vehicular charger input and output
Interface, low-voltage direct interface, high voltage direct current interface and exchange input interface.
Preferably, the splicing interface has the Interface Terminal for the part electrical connection to be measured.
Preferably, the switching device is relay, and N number of electronic switch is the multiple groups normally opened contact of the relay.
Preferably, the front of the box body corresponds to each splicing interface and is provided with signal lamp, and each described
Signal lamp connects the control circuit, is based on institute adjacent to its corresponding splicing interface setting, the signal lamp
The control of control circuit is stated, the signal lamp is lighted when its corresponding described splicing interface is in test mode, to refer to
Show the working condition of the splicing interface.
Preferably, the block terminal further includes communication interface, and the communication interface is connect with the control circuit, for
Host computer communication.
Preferably, the communication interface is CAN line interface.
Preferably, be additionally provided with the test mouth connected to the control circuit on box body front, for the test equipment with
The control circuit connection.
Preferably, the test mouth is oscillograph interface or multimeter interface.
In technical solutions of the utility model, part to be measured is connected by connecting terminal with multiple splicing interfaces, while by each grafting
The corresponding splicing interface of part, which is concentrated, to be set on the front of box body.When test, if test equipment be connected at it is corresponding on box body
Splicing interface, and control button corresponding to splicing interface is opened, it is realized and is surveyed by the control circuit being connect with control button
Examination conducting.I.e. can avoid splicing interface practical contact resistance unstability, and caused by test error, to improve survey
Precision is tried, while eliminating the security risk in test process, it is noted that test completeness.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the positive structure schematic of the utility model block terminal.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
Referring to Fig.1, in an embodiment of the utility model, the block terminal is mainly used for compatible a variety of splicing interfaces,
To be used to make the block terminal of test.
The block terminal includes:
Box body 10, the box body 10 have front；
N number of splicing interface, set on the front of the box body 10, for part grafting to be measured；
12V power interface 110 is set on the box body 10, and the 12V power interface 110 to the part to be measured for mentioning
For 12V power supply；
Switching device, has N number of electronic switch, and N number of electronic switch has the first connecting pin and connects for test equipment
The second connection end connect, the input terminal of N number of electronic switch with N number of splicing interface is one-to-one is electrically connected；
N number of control button 107, on the front of the box body 10；
Control circuit is set in the box body 10, the control circuit respectively with N number of control button 107 and N number of
The electronic switch connection；The control circuit, for the switch actuating signals according to the control button 107, control and institute
It states the corresponding electronic switch of control button 107 to open or close, and when the corresponding electronic switch is opened, for the test
Equipment tests the part to be measured on the correspondence splicing interface.
In the present embodiment, common direct current transducer is measured into interface (DC-DC LOADSENSE interface) 101, vehicle-mounted is filled
Motor high voltage direct current measures interface (OBC HV DC LOAD SENSE interface) 102, Vehicular charger low-voltage direct measures interface
(OBC LV DC LOAD SENSE interface) 103, high voltage direct current interface (VIN HV DC) 104 and exchange input interface (AC
INPUT) 104, it is integrated on the box body 10 of the block terminal, by fixed forms such as screws by splicing interface and the box body 10
It is fixed；Each splicing interface is uniformly set on the front of the box body 10, while in the neighbouring setting one of each splicing interface
Control button 107, the splicing interface adjacent thereto of control button 107 are to correspond, and control button 107 and control circuit connect
It connects, the control circuit, for the switch actuating signals according to the control button 107, it is right with the control button 107 to control
The electronic switch answered opens or closes, and when the corresponding electronic switch is opened, for the test equipment described in correspondence
Part to be measured on splicing interface is tested.It can be readily appreciated that after test equipment is connect with splicing interface on box body 10, only
Start the corresponding control button 107 of this splicing interface, so that it may start to test, after control button 107 is closed, test will also stop
Only.Since test equipment is tested by connecting splicing interface device under test, environment and test internal resistance phase are tested
To highly stable and comply fully with sample actual test environment, test result will not be caused inaccurate because of test contact internal resistance
True situation, to improve test accuracy.
In one embodiment, N number of splicing interface includes at least DC-DC converter input/output interface 101, vehicle-mounted
In charger test interface 102, low-voltage direct test interface 103, high voltage direct current interface 104 and exchange input interface 105
It is two kinds or more of.Simultaneously can be to meet follow-up test demand in order to enable the distribution applicability is wider, it can also be in box body
The installation vacancy of other spare interfaces 106 is reserved on 10, convenient for the installation of spare interface 106, spare interface 106 be can choose
On front, it can also be set on other sides.
In one embodiment, the splicing interface has the Interface Terminal for the part electrical connection to be measured.For convenience of test,
Part to be measured can be inserted directly into the splicing interface and realize electrical connection.
In one embodiment, the switching device is relay, and N number of electronic switch is the normally opened touching of multiple groups of the relay
Point.Electronic switch on switching device realizes being switched on or off for route using the relay controlled by control circuit, from
And preferably protect tester safe, avoid tester's Danger Electric shock risk.
In one embodiment, the front of the box body 10 corresponds to each splicing interface and is provided with signal lamp 108,
And each 108 lamp of the signal designation, adjacent to its corresponding splicing interface setting, the signal lamp 108 connects described
Control circuit, based on the control of the control circuit, the signal lamp 108 is in its corresponding described splicing interface and surveys
It is lighted when examination state, to indicate the working condition of the splicing interface.Each control button 107 is correspondingly connected with a signal designation
Lamp 108, signal lamp 108 are set on the front of box body 10 with corresponding splicing interface, while in order to one-to-one well
It is corresponding, it can choose and be disposed adjacent.When test equipment connects corresponding splicing interface and by control button 107 and control electricity
When this test loop is connected in road, the signal lamp 108 being connected on conducting circuit will shine, so that tester
Member can discriminating test state by visual observation.
In one embodiment, the block terminal further includes communication interface 109, the communication interface 109 and the control electricity
Road connection, for being communicated with host computer.Specifically, the communication interface is CAN interface.Select common one end CAN as logical
Communication interface end, the other end connect control circuit, so that entirely communication is more smooth.
In one embodiment, the control button 107 can integrally select isolation material or the control button 107 and people
Body contact site selects isolation material or wraps up in an attached layer insulating on contact site, thus preferably protection operator peace
Entirely, Danger Electric shock risk is avoided.
In one embodiment, it is additionally provided with the test mouth connected to the control circuit on 10 front of box body, for the survey
Examination equipment is connect with the control circuit.The test parameter that other need to detect by equipment is connected to distribution by testing harness
It in box and connects to the control circuit, and is equipped with the test mouth connected to the control circuit on box body front, meet without connection
Splicing interface can be measured directly.Easy to operate to produce, the test mouth can be oscillograph interface or multimeter interface.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. a kind of block terminal, which is characterized in that the block terminal includes:
Box body, the box body have front；
N number of splicing interface, set on the front of the box body, N number of splicing interface at least matches two kinds of interface types, for inhomogeneity
The part grafting to be measured of type interface；
12V power interface is set on the box body, and the 12V power interface is used to provide 12V power supply to the part to be measured；
Switching device, has N number of electronic switch, and there is N number of electronic switch the first connecting pin to connect with for test equipment
Second connection end, the input terminal of N number of electronic switch with N number of splicing interface is one-to-one is electrically connected；
N number of control button, the on-off on the front of the box body, for control switch device；
Control circuit, be set to the box body in, the control circuit respectively with N number of control button and N number of electronic cutting
Connection connects；The control circuit controls corresponding with the control button for the switch actuating signals according to the control button
Electronic switch open or close, and the corresponding electronic switch open when, for the test equipment it is described correspondence insert
Part to be measured on connection interface is tested.
2. block terminal as described in claim 1, which is characterized in that N number of splicing interface includes that DC-DC converter input is defeated
Outgoing interface, Vehicular charger input/output interface, low-voltage direct interface, high voltage direct current interface and exchange input interface.
3. block terminal as described in claim 1, which is characterized in that the splicing interface has for the part electrical connection to be measured
Interface Terminal.
4. block terminal as described in claim 1, which is characterized in that the switching device is relay, and N number of electronic switch is institute
State the multiple groups normally opened contact of relay.
5. block terminal as described in claim 1, which is characterized in that the front of the box body corresponds to each splicing interface and sets
It is equipped with signal lamp, and each signal lamp is adjacent to its corresponding splicing interface setting, the signal designation
Lamp connects the control circuit, and based on the control of the control circuit, the signal lamp connects in its corresponding described grafting
Mouth is lighted when being in test mode, to indicate the working condition of the splicing interface.
6. block terminal as described in claim 1, which is characterized in that the block terminal further includes communication interface, and the communication connects
Mouth is connect with the control circuit, for communicating with host computer.
7. block terminal as claimed in claim 6, which is characterized in that the communication interface is CAN interface.
8. block terminal as described in claim 1, which is characterized in that be additionally provided on box body front and to connect to the control circuit
Mouth is tested, so that the test equipment is connect with the control circuit.
9. block terminal as claimed in claim 8, which is characterized in that the test mouth is that oscillograph interface or multimeter connect
Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821594787.9U CN208970982U (en) | 2018-09-28 | 2018-09-28 | Block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821594787.9U CN208970982U (en) | 2018-09-28 | 2018-09-28 | Block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208970982U true CN208970982U (en) | 2019-06-11 |
Family
ID=66758152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821594787.9U Active CN208970982U (en) | 2018-09-28 | 2018-09-28 | Block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208970982U (en) |
-
2018
- 2018-09-28 CN CN201821594787.9U patent/CN208970982U/en active Active
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