CN218037032U - Dark current testing device - Google Patents
Dark current testing device Download PDFInfo
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- CN218037032U CN218037032U CN202222345460.0U CN202222345460U CN218037032U CN 218037032 U CN218037032 U CN 218037032U CN 202222345460 U CN202222345460 U CN 202222345460U CN 218037032 U CN218037032 U CN 218037032U
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- dark current
- current testing
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Abstract
The utility model discloses a dark current testing arrangement, this dark current testing arrangement are used for the vehicle, and this vehicle has the battery of negative pole, and is used for connecting the vehicle wire of negative pole, and dark current testing arrangement includes: the universal meter comprises a universal meter, a first connecting structure and a second connecting structure, wherein the universal meter is provided with a positive electrode end and a negative electrode end, one end of the first connecting structure is used for being fixedly connected with the negative electrode end, the other end of the first connecting structure is used for being fixedly connected with the negative electrode, one end of the second connecting structure is used for being fixedly connected with the positive electrode end, and the other end of the second connecting structure is used for being fixedly connected with a vehicle wire. The technical scheme of the utility model the efficiency of surveying dark current data is aimed at improving.
Description
Technical Field
The utility model relates to a vehicle detection technology field, in particular to dark current testing arrangement.
Background
Dark current means that the vehicle still has the electric current that flows when the vehicle is in unoperated state, and dark current makes the battery insufficient voltage, so need dark current testing arrangement to test the dark current of vehicle to whether the condition of unusual power consumption state appears in the aassessment vehicle, discern the insufficient voltage risk in advance, avoid the experimental problem or the experimental interrupt that battery insufficient voltage leads to. The current dark current testing device comprises a multimeter, the multimeter measures dark current data through a meter pen, however, the meter pen is easy to separate from a negative pole of a storage battery in the dark current measuring process, when the meter pen is separated from the negative pole, the meter pen needs to be contacted with the negative pole again, and therefore the dark current testing device is low in dark current data measuring efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dark current testing arrangement aims at improving the efficiency of surveying the dark current data.
In order to achieve the above object, the present invention provides a dark current testing device for a vehicle, the vehicle includes a battery having a negative electrode and is used for connecting a vehicle wire of the negative electrode, the dark current testing device includes:
a multimeter having a positive terminal and a negative terminal;
one end of the first connecting structure is fixedly connected with the negative electrode end, and the other end of the first connecting structure is fixedly connected with the negative electrode; and
and one end of the second connecting structure is fixedly connected with the positive electrode end, and the other end of the second connecting structure is fixedly connected with the vehicle lead.
Optionally, the first connecting structure includes a fixing ring for sleeving the negative electrode.
Optionally, the fixing ring includes a hoop and an adjusting member connected to the hoop, the hoop has a connecting hole for sleeving the negative electrode, and the adjusting member is used for adjusting the size of the connecting hole.
Optionally, the diameter of the connecting hole ranges from 2cm to 6cm.
Optionally, the height of the connection hole ranges from 0.5cm to 1.5cm.
Optionally, the first connection structure comprises a first clip to clamp the negative terminal.
Optionally, the first connecting structure further comprises a first wire connecting the fixing ring and the first clip.
Optionally, the dark current testing apparatus further includes an insulating protective sleeve, and the first connecting structure further includes a first insulating protective sleeve sleeved on the first clip.
Optionally, the second connecting structure comprises a second clip to grip the positive terminal.
Optionally, the second connection structure comprises a third clip to grip the vehicle wire.
Optionally, the second connecting structure further comprises a second wire connecting the second clip and the third clip.
Optionally, the dark current testing device further comprises an insulating protective sleeve, the second connecting structure further comprises two second insulating protective sleeves, and the second clamp and the third clamp are respectively sleeved with one second insulating protective sleeve.
The technical scheme of the utility model, the one end of first connection structure is used for the negative pole end fixed connection with the universal meter, the other end is used for the negative pole fixed connection with the battery, so, first connection structure can not break away from with negative pole end and negative pole mutually, the one end of second connection structure is used for the positive pole end fixed connection with the universal meter, the other end is used for with vehicle wire fixed connection, so, second connection structure can not break away from with positive pole end and vehicle wire mutually, when dark current testing arrangement inserts the vehicle, dark current testing arrangement is connected stably with the vehicle, need not to frequently insert the circuit of vehicle with dark current testing arrangement many times, the efficiency of surveying dark current data has been improved, make the dark current data that dark current testing arrangement surveyed comparatively accurate, and avoid the frequent circuit of inserting the vehicle of dark current testing arrangement, be favorable to the protection universal meter, avoid the fuse of universal meter to be burnt, can understand, if the frequent circuit of inserting the vehicle of current testing arrangement, the risk that the fuse of vehicle can have. In addition, the vehicle lead is used for being connected with the negative electrode of the storage battery, and it can be understood that before the dark current testing device tests the dark current, the vehicle lead is connected with the negative electrode of the storage battery, when the dark current needs to be tested, the vehicle lead is disconnected with the negative electrode of the storage battery, the dark current testing device is respectively connected with the negative electrode of the storage battery and the vehicle lead, and the dark current testing device is connected into a circuit of the vehicle in series, so that the dark current data is obtained.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the dark current testing apparatus of the present invention;
FIG. 2 is a schematic structural view of the first connection structure of FIG. 1;
fig. 3 is a schematic structural diagram of the second connection structure in fig. 2.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Dark |
315 | Adjusting part |
| 200 | |
320 | |
| 210 | |
330 | First |
| 220 | |
340 | First insulating |
| 300 | First connecting |
400 | Second connecting |
| 310 | |
410 | |
| 311 | |
420 | |
| 312 | |
430 | Second |
| 313 | Connecting |
440 | Second insulating |
| 314 | Adjusting part |
The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, can also be abutted, there may be communication within two elements or an interaction of two elements unless explicitly defined otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The dark current is that the vehicle still has the electric current that flows when the vehicle is in the unoperated state, and the dark current makes the battery insufficient voltage, so need the dark current testing arrangement to test the dark current of vehicle to whether the condition of unusual power consumption state appears in the aassessment vehicle, discerns insufficient voltage risk in advance, avoids the test problem or the experimental interrupt that battery insufficient voltage leads to. Present dark current testing arrangement test includes the universal meter, and the universal meter records dark current data through the pen-shape metre, however the pen-shape metre breaks away from with the negative pole of battery mutually easily at the in-process that records dark current, has improved the degree of difficulty that obtains dark current data, for this reason, the utility model provides a dark current testing arrangement aims at reducing the degree of difficulty that obtains dark current data.
Referring to fig. 1 to 3, in an embodiment of the present invention, the dark current testing apparatus 100 is used for a vehicle including a battery having a negative electrode and a vehicle wire for connecting the negative electrode, the dark current testing apparatus 100 includes:
multimeter 200 having a positive terminal 210 and a negative terminal 220;
a first connection structure 300 having one end for fixedly connecting with the negative electrode terminal 220 and the other end for fixedly connecting with the negative electrode; and
and a second connecting structure 400, having one end fixedly connected to the positive terminal 210 and the other end fixedly connected to the vehicle wire.
The technical scheme of the utility model, the one end of first connection structure 300 is used for the negative pole end 220 fixed connection with universal meter 200, the other end is used for the negative pole fixed connection with the battery, so, first connection structure 300 can not break away from with negative pole end 220 and negative pole mutually, the one end of second connection structure 400 is used for the positive terminal 210 fixed connection with universal meter 200, the other end is used for with vehicle wire fixed connection, so, second connection structure 400 can not break away from with positive terminal 210 and vehicle wire mutually, when dark current testing arrangement 100 inserts the vehicle, dark current testing arrangement 100 is connected stably with the vehicle, need not to insert dark current testing arrangement 100 frequently in the circuit of vehicle many times, the efficiency of surveying dark current data has been improved, make the dark current data that dark current testing arrangement 100 surveyed comparatively accurate, and avoid dark current testing arrangement 100 frequent insert in the circuit of vehicle, be favorable to protection 200, avoid universal meter 200's fuse to be burnt, can understand, if the frequent Electronic Control Unit of vehicle that inserts in the circuit of vehicle, universal meter 200 can have great risk. In addition, the vehicle lead is used for connecting the negative electrode of the storage battery, and it can be understood that before the dark current testing device 100 tests the dark current, the vehicle lead is connected to the negative electrode of the storage battery, when the dark current needs to be tested, the vehicle lead is disconnected from the negative electrode of the storage battery, the dark current testing device 100 is respectively connected with the negative electrode of the storage battery and the vehicle lead, and the dark current testing device 100 is connected in series into a circuit of the vehicle, so that the dark current data is obtained.
Optionally, in an embodiment, the first connection structure 300 includes a fixing ring 310 for sleeving the negative electrode, so that a contact area between the first connection structure 300 and the negative electrode of the battery is increased, and thus an overall resistance of the first connection structure 300 and the battery is reduced, so that the measured dark current data is more accurate. However, the design is not limited thereto, and in other embodiments, the first connecting structure 300 includes a fourth clip for clipping the negative electrode.
Optionally, in an embodiment, the fixing ring 310 includes a hoop 311 and an adjusting member 315 connected to the hoop 311, the hoop 311 has a connecting hole 313 for sleeving the negative electrode, and the adjusting member 315 is used to adjust the size of the connecting hole 313, so that the adjusting member 315 can adjust the size of the connecting hole 313 of the hoop 311 to accommodate multiple negative electrodes with different outer diameters. Specifically, in one embodiment, the hoop 311 includes a ring body 312, two adjusting portions 314 disposed on the ring body 312, the ring body 312 is provided with a connecting hole 313, an outer circumferential surface of the ring body 312 is provided with an opening communicated with the connecting hole 313, the opening extends from one opening of the connecting hole 313 to the other opening, it can be understood that the opening has two opposite wall surfaces, the two wall surfaces are respectively connected with one adjusting portion 314, the two adjusting portions 314 are disposed in parallel, one adjusting portion 314 is provided with a through hole, the other adjusting portion 314 is provided with a stud penetrating the through hole, the adjusting member 315 is configured to be screwed to the nut of the stud, the adjusting portion 314 provided with the through hole is located between the nut and the other adjusting portion 314, and thus, the nut can be screwed to adjust the opening degree of the opening, thereby adjusting the size of the connecting hole 313. However, the design is not limited thereto, and in other embodiments, the adjustable member 315 of the hoop 311 may be configured in other structures as long as the adjustable member 315 can adjust the size of the connection hole 313.
Optionally, in an embodiment, the diameter of the connection hole 313 is in a range of 2cm to 6cm, when the value is smaller, the hoop 311 is difficult to be sleeved on the negative electrode, and it takes more time to sleeve, and when the value is larger, it takes more time to adjust the size of the connection hole 313 through the adjusting member 315, so when the value is in the range of 2cm to 6cm, the fixing ring 310 is fixed on the negative electrode for less time.
Alternatively, in an embodiment, the height of the connection hole 313 is in a range of 0.5cm to 1.5cm, when the value is smaller, the contact area between the hoop 311 and the negative electrode is smaller, and the value for reducing the resistance of the hoop 311 and the whole battery is smaller, so that the measured dark current data is not accurate enough, when the value is larger, the hoop 311 consumes more materials, and the cost for producing the hoop 311 is higher, so that when the value is in a range of 0.5cm to 1.5cm, even when the contact area between the hoop 311 and the negative electrode is larger, the measured dark current data is more accurate, and the cost for producing the hoop 311 is lower.
Optionally, in an embodiment, the first connecting structure 300 includes a first clip 320 for clamping the negative terminal 220, the first clip 320 is convenient for operation, and a user can clamp the negative terminal 220 of the multimeter 200 by the first clip 320 only by opening and closing, which is very convenient. For example, multimeter 200 includes a body and a negative terminal disposed on the body, with negative terminal 220 configured as the negative terminal, and, for example, multimeter 200 includes a body and a negative stylus connected to the body, with negative terminal 220 configured as the negative stylus. However, the present design is not limited thereto, and in other embodiments, the first connection structure 300 includes a first plug for plugging the negative terminal 220, and the negative terminal 220 is disposed in a socket.
Optionally, in an embodiment, the first connection structure 300 further includes a first wire 330 connecting the fixing ring 310 and the first clip 320, the first wire 330 has a certain shape, the first wire 330 can be bent at a certain angle, so that the first connection structure 300 can be conveniently received, the receiving space required by the first connection structure 300 is relatively small, and the first wire 330 is further convenient to obtain, which is beneficial to mass production of the first connection structure 300. However, the design is not limited thereto, and in other embodiments, the first conductive sheet may replace the first conductive line 330, and the outer periphery of the first conductive sheet is covered by an insulating layer.
Optionally, in an embodiment, the first connecting structure 300 further includes a first insulating protective sleeve 340 covering the first clip 320, so as to reduce the risk of short circuit between the first clip 320 and other objects.
Optionally, in an embodiment, the second connecting structure 400 includes a second clip 410 for clamping the positive terminal 210, the second clip 410 is convenient to operate, and a user can clamp the second clip 410 to the positive terminal 210 of the multimeter 200 by simply opening and closing the second clip 410, which is very convenient. For example, multimeter 200 includes a meter body and a positive post disposed on the meter body, and positive terminal 210 is configured as the positive post, and, for example, multimeter 200 includes a meter body and a positive stylus connected to the meter body, and positive terminal 210 is configured as the positive stylus. However, the present design is not limited thereto, and in other embodiments, the second connecting structure 400 includes a second plug member for plugging the positive terminal 210, and the positive terminal 210 is disposed in a socket.
Optionally, in an embodiment, the second connecting structure 400 includes a third clip 420 for clamping the vehicle wire, the third clip 420 is convenient to operate, and a user can clamp the vehicle wire by opening and closing the third clip 420, which is very convenient. However, the design is not limited thereto, and in other embodiments, the third connecting structure includes a wire harness for winding the vehicle wire.
Optionally, in an embodiment, the second connection structure 400 further includes a second conductive wire 430 connecting the second clip 410 and the third clip 420, the second conductive wire 430 has a second shape, and the second conductive wire 430 can be bent at a second angle, so that the second connection structure 400 can be conveniently received, the receiving space required by the second connection structure 400 is smaller, and in addition, the second conductive wire 430 is also convenient to obtain, which is beneficial to mass production of the second connection structure 400. However, the design is not limited thereto, and in other embodiments, the second conductive sheet may replace the second conductive line 430, and the outer periphery of the second conductive sheet needs to be covered by an insulating layer.
Optionally, in an embodiment, the second connecting structure 400 further includes two second insulating protective sleeves 440, and the second clip 410 and the third clip 420 are respectively sleeved with one second insulating protective sleeve 440, so that the risk of short circuit between the second clip 410 and the third clip 420 and other objects can be reduced.
It is worth mentioning that in one embodiment, the first clip 320, the second clip 410 and the third clip 420 are provided with teeth, which are advantageous for improving the holding capability thereof.
The above is only the optional embodiment of the present invention, and not limiting the patent scope of the present invention, all under the inventive concept of the present invention, the equivalent structure transformation made by the contents of the specification and the attached drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (11)
1. A dark current testing device for a vehicle including a battery having a negative electrode, and a vehicle lead for connecting the negative electrode, the dark current testing device comprising:
a multimeter having a positive terminal and a negative terminal;
one end of the first connecting structure is fixedly connected with the negative electrode end, and the other end of the first connecting structure is fixedly connected with the negative electrode; and
and one end of the second connecting structure is fixedly connected with the positive pole end, and the other end of the second connecting structure is fixedly connected with the vehicle lead.
2. The dark current testing device as claimed in claim 1, wherein the first connecting structure comprises a fixing ring for sleeving the cathode.
3. The dark current testing apparatus of claim 2, wherein the fixing ring comprises a hoop and an adjusting member connected to the hoop, the hoop has a connecting hole for engaging with the cathode, and the adjusting member is used for adjusting the size of the connecting hole.
4. The dark current testing device according to claim 3, wherein the diameter of the connection hole has a numerical range of 2cm to 6cm;
and/or the height of the connecting hole ranges from 0.5cm to 1.5cm.
5. The dark current testing apparatus of claim 2, wherein the first connection structure comprises a first clip to clamp the negative terminal.
6. The dark current testing device of claim 5, wherein the first connecting structure further comprises a first wire connecting the fixing ring and the first clip.
7. The dark current testing device as claimed in claim 5, wherein the first connecting structure further comprises a first insulating sheath covering the first clip.
8. The dark current testing apparatus according to claim 1, wherein the second connecting structure includes a second clip for clipping the positive terminal.
9. The dark current testing device according to claim 8, wherein the second connecting structure includes a third clip for clamping the vehicle conductor.
10. The dark current testing apparatus of claim 9, wherein the second connecting structure further comprises a second wire connecting the second clip and the third clip.
11. The dark current testing device as claimed in claim 10, wherein the second connecting structure further comprises two second insulating protective sleeves, and the second clip and the third clip are respectively sleeved with one of the second insulating protective sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222345460.0U CN218037032U (en) | 2022-09-02 | 2022-09-02 | Dark current testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222345460.0U CN218037032U (en) | 2022-09-02 | 2022-09-02 | Dark current testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218037032U true CN218037032U (en) | 2022-12-13 |
Family
ID=84353416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222345460.0U Active CN218037032U (en) | 2022-09-02 | 2022-09-02 | Dark current testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218037032U (en) |
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2022
- 2022-09-02 CN CN202222345460.0U patent/CN218037032U/en active Active
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