CN212255487U - Direct current power supply internal resistance testing device - Google Patents
Direct current power supply internal resistance testing device Download PDFInfo
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- CN212255487U CN212255487U CN201922278502.1U CN201922278502U CN212255487U CN 212255487 U CN212255487 U CN 212255487U CN 201922278502 U CN201922278502 U CN 201922278502U CN 212255487 U CN212255487 U CN 212255487U
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Abstract
The utility model relates to the technical field of testing devices, and discloses a direct current power supply internal resistance testing device, which comprises an insulating glove, a testing connecting piece and an internal resistance tester, wherein the testing connecting piece comprises an electrically connected testing meter pen and a testing wire, the insulating glove and the testing connecting piece are detachably and fixedly connected, and the testing meter pen and the internal resistance tester are detachably and electrically connected through the testing wire; the test meter pen fixed on the insulating glove is contacted with the anode and the cathode of the power supply to be tested, and is conducted with the internal resistance tester through the test wire to form a loop. The utility model discloses well test pen-shape metre and insulating gloves can be through detachable fixed connection. When testing the internal resistance of the direct current power supply, the test meter pen is adhered to the insulating glove, an experimenter wears the glove, the test pins on the test meter pen are respectively contacted with the positive electrode and the negative electrode of the direct current power supply, current forms a loop with the internal resistance tester through the test pins and the test wires, and the internal resistance tester tests the internal resistance and the voltage of the power supply. After the test is finished, the test meter pen can be detached and separated from the insulating glove, and the collection operation is convenient.
Description
Technical Field
The utility model relates to a test technical field, more specifically relate to a DC power supply internal resistance testing arrangement.
Background
At present, the internal resistance and the voltage of a direct current power supply are tested, a traditional testing tool is an internal resistance tester, a testing method is that one person holds test pins with two hands to contact the positive and negative electrodes of a battery, one person holds the testing instrument with hands to read, and the other person records a measuring result by handwriting. According to the tool and the method, a tester needs to hold the test contact pin, equipment short circuit or human body electric shock is easily caused, great operation risk is caused, and multiple persons need to operate simultaneously, so that manpower is wasted.
Disclosure of Invention
The utility model provides an overcome not enough among the above-mentioned prior art, provide a DC power supply internal resistance testing arrangement.
In the technical scheme, the direct-current power supply internal resistance testing device comprises an insulating glove, a testing connecting piece and an internal resistance tester, wherein the testing connecting piece comprises a testing meter pen and a testing wire which are electrically connected; the test meter pen fixed on the insulating glove is contacted with the anode and the cathode of the power supply to be tested, and is conducted with the internal resistance tester through the test wire to form a loop.
The utility model discloses well test pen-shape metre and insulating gloves can be through detachable fixed connection. When testing the internal resistance of the direct current power supply, the test meter pen is adhered to the insulating glove, an experimenter wears the glove, the test pins on the test meter pen are respectively contacted with the positive electrode and the negative electrode of the direct current power supply, current forms a loop with the internal resistance tester through the test pins and the test wires, and the internal resistance tester tests the internal resistance and the voltage of the power supply. After the test is finished, the test meter pen can be detached and separated from the insulating glove, and the collection operation is convenient.
The insulating gloves in this scheme can select for use rubber material, with insulating rubber piece mould pressing vulcanization molding's five-finger gloves. The insulating gloves are in the shape of five fingers, so that testers can wear and contact the positive electrode and the negative electrode of the direct-current power supply more easily, and the operation is more flexible, convenient and reliable.
As a further improved structure form, a first adhesive piece is arranged on the finger head of the insulating glove, the test meter pen is provided with a second adhesive piece, and the test meter pen is fixedly connected to the finger head of the insulating glove through the second adhesive piece and the first adhesive piece of the insulating glove in an adhesive mode. The detachable connection mode is realized through adhesion fixation, the connection is firm, the disassembly and the assembly are simple and convenient, and the cost is low.
As a further improved structure form, the first adhesive piece can be arranged on any finger of the insulating glove, so that the operation and the test of a tester are facilitated
As a further improved structure, the first adhesion piece and the second adhesion piece adopt the stabbed surface and the hair surface of the magic tape, so that the connection is convenient, and the cost is low.
As a further improved structure form, one end of the test meter pen is provided with a test contact pin for contacting the positive electrode and the negative electrode of the direct-current power supply, and one section of the test wire is provided with a two-pin plug for connecting the internal resistance tester.
As a further improved structure form, the test meter pen adopts a 2.0 copper contact pin, and the test wire adopts a four-channel double-shielded measuring nitrile wire, so that the sufficient test precision can be ensured, and the test error is reduced.
As a further improved structure, when the test meter pen is fixedly adhered to the insulating glove, the test contact pin extends out of the insulating glove and is not in direct contact with the insulating glove, so that a tester can conveniently observe the contact condition of the test contact pin and the positive electrode and the negative electrode of the direct-current power supply.
As a further improved structure form, the two-pin plug is connected with the internal resistance tester through the input port, so that a current loop is formed, and the internal resistance and the voltage of the power supply are tested.
As a further improved structure form, the insulating gloves, the test connecting piece and the internal resistance tester can be detachably connected after the test is finished, and the insulating gloves, the test connecting piece and the internal resistance tester can be conveniently collected.
Compared with the prior art, the beneficial effects are:
the utility model discloses well test pen-shape metre and insulating gloves can be through the detachable fixed connection of first adhesion piece and second adhesion piece. When testing the internal resistance of the direct current power supply, the test meter pen is adhered to the insulating glove, an experimenter wears the glove, the test pins on the test meter pen are respectively contacted with the positive electrode and the negative electrode of the direct current power supply, current forms a loop with the internal resistance tester through the test pins and the test wires, and the internal resistance tester tests the internal resistance and the voltage of the power supply. After the test is finished, the test meter pen can be detached and separated from the insulating glove, and the collection operation is convenient. The insulation performance of the insulating gloves is combined with the functions of the internal resistance tester, the integrated design is realized, the test safety and the operation convenience are improved, the measurement task can be completed by a single tester, the interference of the test wire in the test process is reduced by the convenient carrying technology of the test wire and the internal resistance tester, the operation flexibility is improved, the detachable collection is realized, the operation is convenient and safe, and the integrated test device is suitable for most direct-current power supply internal resistance test scenes.
Drawings
FIG. 1 is a schematic view of an insulating glove of the present invention;
FIG. 2 is a schematic view of the test connection of the present invention;
fig. 3 is the schematic diagram of the internal resistance tester of the present invention.
Fig. 4 is a table showing the meaning of the identifier of the internal resistance tester of fig. 3.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "long", "short", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is only for convenience of description and simplicity of description, but does 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 therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
examples
Fig. 1 to 4 show an embodiment of a dc power internal resistance testing device, which includes an insulating glove 1, a testing connector 3, and an internal resistance tester 9, where the testing connector 3 includes a testing stylus 4 and a testing line 5 electrically connected, the insulating glove 1 and the testing connector 3 are detachably and fixedly connected, and the testing stylus 4 and the internal resistance tester 9 are detachably and electrically connected through the testing line 5; the test meter pen 4 fixed on the insulating glove 1 is contacted with the anode and the cathode of the power supply to be tested, and is conducted with the internal resistance tester 9 through the test wire 5 to form a loop.
Wherein the insulating glove 1 and the test connection member 3 can be bonded by the first bonding member 2 and the second bonding member 7.
In addition, the insulating glove 1 is a five-finger glove, and the first adhesive member 2 may be disposed on any one of the fingers of the insulating glove 1.
Wherein, the first adhesive part 2 and the second adhesive part 7 are respectively a thorn surface and a hair surface of the magic tape.
In addition, one end of the test meter pen 4, which is far away from the test wire 5, is provided with a test pin 6 for directly contacting with the insulating glove 1.
Wherein, the end of the test wire 5 far away from the test meter pen 4 is provided with a two-pin plug 8.
In addition, the test pins 6 are made of a conductive metal.
Wherein the second adhesive member 7 is provided on the test meter pen 4.
In addition, the two-pin plug 8 is electrically connected to the internal resistance tester 9 through the input port 10.
Wherein, the test meter pen 4 is inserted with the internal resistance tester 9 through the test line 5.
Specifically, the method comprises the following steps: as shown in fig. 1, the insulating glove 1 is a five-finger glove, and the fingers of the insulating glove 1 are provided with first adhesive members 2.
As shown in fig. 2, the test connector 3 includes a test stylus 4, a test line 5, and a test pin 6.
The test meter pen 4 is fixedly connected to the fingers of the insulating glove 1 through the second adhesion piece 7 arranged on the test meter pen and the first adhesion piece 2 arranged on the insulating glove 1 in an adhesion mode, and the test meter pen is firm in connection, capable of being connected in a separable mode, simple and convenient to disassemble and assemble and low in cost.
As shown in fig. 3, an input port 10 is provided on the internal resistance tester 9, and the test connector 3 and the internal resistance tester 9 are connected to the input port 10 by a test line 5 in a plug-in manner, so as to form a test current loop.
When testing the internal resistance of the direct current power supply, the test meter pen 4 is adhered to the insulating glove 1, an experimenter wears the glove, the test pins 6 on the test meter pen 4 are respectively contacted with the positive electrode and the negative electrode of the direct current power supply, the current forms a loop with the internal resistance tester 9 through the test pins 6 and the test wire 5, and the internal resistance tester 9 tests the internal resistance and the voltage of the power supply. After the test is finished, the test meter pen 4 can be detached, so that the collection operation is convenient.
As shown in fig. 1, the insulating glove 1 in this embodiment is a five-finger glove formed by molding and vulcanizing an insulating rubber sheet using a rubber material. The insulating gloves are in the shape of five fingers, so that testers can wear and contact the positive electrode and the negative electrode of the direct-current power supply more easily, and the operation is more flexible, convenient and reliable.
The first adhesive part 2 and the second adhesive part 7 in the embodiment adopt the stabbing surface and the hair surface of the magic tape, so that the connection is convenient, and the cost is low.
The first adhesive part 2 in the embodiment can be arranged on any finger of the insulating glove 1, so that the operation and the test of a tester are facilitated.
In this embodiment, one end of the test meter pen 4 is provided with a test pin 6 for contacting the positive and negative electrodes of the dc power supply, and one section of the test wire 5 is provided with a two-pin plug for connecting the internal resistance tester 9.
In the embodiment, the test meter pen 4 adopts a 2.0 copper contact pin, and the test wire 5 adopts a four-channel double-shielded measurement nitrile wire, so that the sufficient test precision can be ensured, and the test error is reduced.
When the test meter pen 4 in this embodiment is fixedly adhered to the insulating glove 1, the test pin 6 extends out of the glove and does not directly contact with the insulating glove 1, so that a tester can conveniently observe the contact condition between the test pin 6 and the positive electrode and the negative electrode of the direct-current power supply.
The two-pin plug 8 in this embodiment is connected to the internal resistance tester 9 through the input port 10, thereby forming a current loop and measuring the internal resistance and voltage of the power supply.
The insulating gloves 1, the test connecting piece and the internal resistance tester 9 in the embodiment can be detached and connected after the test is finished, and are convenient to store. It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The direct-current power supply internal resistance testing device is characterized by comprising an insulating glove (1), a testing connecting piece (3) and an internal resistance tester (9), wherein the testing connecting piece (3) comprises a testing meter pen (4) and a testing line (5) which are electrically connected, the insulating glove (1) and the testing connecting piece (3) are detachably and fixedly connected, and the testing meter pen (4) and the internal resistance tester (9) are detachably and electrically connected through the testing line (5); the test meter pen (4) fixed on the insulating glove (1) is in contact with the positive electrode and the negative electrode of the power supply to be tested, and is conducted with the internal resistance tester (9) through the test wire (5) to form a loop.
2. The direct current power supply internal resistance testing device according to claim 1, wherein the insulating glove (1) and the testing connecting piece (3) can be bonded through a first bonding piece (2) and a second bonding piece (7).
3. The device for testing the internal resistance of the direct-current power supply is characterized in that the insulating glove (1) is a five-finger glove, and the first adhesive piece (2) can be arranged on any finger of the insulating glove (1).
4. The device for testing the internal resistance of the direct-current power supply according to the claim 2 or 3, wherein the first adhesive member (2) and the second adhesive member (7) are a thorn surface and a hair surface of a magic tape respectively.
5. The direct-current power supply internal resistance testing device is characterized in that one end, far away from the testing wire (5), of the testing meter pen (4) is provided with a testing contact pin (6) which is used for being in direct contact with the insulating glove (1).
6. The direct-current power supply internal resistance testing device according to claim 1, wherein one end of the testing wire (5) far away from the test meter pen (4) is provided with a two-pin plug (8).
7. The device for testing the internal resistance of the direct current power supply is characterized in that the test pin (6) is made of conductive metal.
8. The device for testing the internal resistance of the direct current power supply according to claim 2, wherein the second adhesive piece (7) is arranged on the test meter pen (4).
9. The device for testing the internal resistance of the direct-current power supply according to claim 6, wherein the two-pin plug (8) is electrically connected with the internal resistance tester (9) through the input port (10).
10. The direct-current power supply internal resistance testing device according to claim 1, wherein the test meter pen (4) is connected with the internal resistance tester (9) in an inserting mode through a test line (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278502.1U CN212255487U (en) | 2019-12-17 | 2019-12-17 | Direct current power supply internal resistance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278502.1U CN212255487U (en) | 2019-12-17 | 2019-12-17 | Direct current power supply internal resistance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212255487U true CN212255487U (en) | 2020-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922278502.1U Active CN212255487U (en) | 2019-12-17 | 2019-12-17 | Direct current power supply internal resistance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212255487U (en) |
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2019
- 2019-12-17 CN CN201922278502.1U patent/CN212255487U/en active Active
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