CN211556166U - Grounding rod of grounding resistance tester - Google Patents
Grounding rod of grounding resistance tester Download PDFInfo
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- CN211556166U CN211556166U CN202020363101.6U CN202020363101U CN211556166U CN 211556166 U CN211556166 U CN 211556166U CN 202020363101 U CN202020363101 U CN 202020363101U CN 211556166 U CN211556166 U CN 211556166U
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Abstract
The utility model discloses a ground resistance tester earth bar, the main part is including testing the earth bar body, test toper earth bar, the rotatory metal screw rod of test, the rotatory metal horizontal pole of test, test rubber protective sheath, test metal connects rings, test earth bar body top is provided with test metal connects rings, test metal connects rings lower extreme and connects the rotatory metal horizontal pole of test, test rotatory metal horizontal pole both ends are provided with test rubber protective sheath, test rotatory metal horizontal pole bottom is provided with test rotatory metal screw rod, test toper earth bar is connected to test rotatory metal screw rod side, this device can rely on self rotation to go deep into secret depths with the conical head, make the contact surface bigger, connect more firmly, measured data is more accurate.
Description
Technical Field
The utility model relates to a resistance test equipment technical field specifically is a ground resistance tester earth bar.
Background
The grounding resistance is the resistance encountered by the current flowing into the ground from the grounding device and then flowing to another grounding body through the ground or spreading to a remote place, and comprises the resistance of the grounding wire and the grounding body, the contact resistance between the grounding body and the resistance of the ground, the resistance of the ground between the two grounding bodies or the resistance of the ground from the grounding body to an infinite place, the size of the grounding resistance directly reflects the good degree of the contact between the electric device and the ground, and also reflects the scale of a grounding network, the traditional resistance measurement method has the advantages that the measurement of small-size instruments is inaccurate, the instruments with larger size are not changed to be carried and installed, generally, whether the resistance measurement data accurately determines whether the electrical equipment can cause secondary damage or not, and the size of the measurement equipment is small or large, however, no matter the size of the test rod needs grounding equipment, the quality of the grounding equipment determines whether the measured data is accurate, so that the development of the grounding resistance test rod equipment is necessary.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can rely on self rotation to go deep into secret depths with the conical head for the ground resistance tester earth bar that the contact surface is bigger, connect more firmly, measured data is more accurate.
In order to achieve the above object, the utility model provides a following technical scheme: a grounding rod of a grounding resistance tester comprises a main body, a test conical grounding rod, a test rotary metal screw, a test rotary metal cross rod, a test rubber protective sleeve and a test metal connection hanging ring, wherein the test conical grounding rod is arranged on the main body; the top end of the testing ground rod body is provided with a testing metal connecting lifting ring, the lower end of the testing metal connecting lifting ring is connected with a testing rotary metal cross rod, two ends of the testing rotary metal cross rod are provided with testing rubber protective sleeves, the bottom end of the testing rotary metal cross rod is connected with a testing rotary metal screw rod, and the testing rotary metal screw rod is sleeved with a hollow tubular testing conical ground rod.
Preferably, the test conical grounding rod is internally provided with built-in threads which are connected with the test rotating metal screw, the bottom end of the test conical grounding rod is provided with a test rod grounding rod conical head, and the conical head surface of the test rod grounding rod is provided with conical head rotating external threads.
Preferably, the top end of the testing rotary metal screw is provided with a built-in threaded hole, the built-in threaded hole is connected with the testing rotary metal cross rod, and the middle of the testing rotary metal screw is provided with a metal screw limiting lug plate.
Preferably, the bottom of the testing rotary metal cross rod is provided with a metal cross rod protrusion, the side face of the metal cross rod protrusion is provided with an external metal thread, the external metal thread is connected with a built-in threaded hole, the top of the testing rotary metal cross rod is provided with a metal lifting ring connecting port, the metal lifting ring connecting port is connected with a testing metal connecting lifting ring, and the top of the testing metal connecting lifting ring is provided with a lifting ring protection housing.
Preferably, the test metal connection lifting ring is of an annular structure, a lifting ring metal connector is arranged at the bottom end of the test metal connection lifting ring and connected with a metal lifting ring connection port, and the test metal connection lifting ring is connected with a tester connection line.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a test toper earth bar has the primary function to be convenient for insert the underground, and hollow tubular structure's primary function is the convenience can increase the contact surface at the rotatory metal screw rod of rotation test after getting into the underground for whole frame is firm more reliable, and the main action of the rotatory external screw thread of conical head can be so that get into ground more convenient.
The main effect of the rotatory metal screw rod of test is that the rotatory metal horizontal pole of test is connected, and can make the test stick earth bar conical head can increase and ground contact surface after rotatory, and the main effect of metal screw rod restriction otic placode is the degree of depth on the entering ground of control test earth bar body.
The main effect of the rotary metal cross rod for testing can drive the conical grounding rod to go deep into the ground after rotation, unnecessary troubles of users are avoided, whether the conical grounding rod is embedded into the ground or taken out of the grounding rod body for testing can be realized through the rotary metal cross rod for testing in a rotating mode, the main effect of the hoisting ring protection housing is that the hoisting ring is connected with the outside through isolated testing metal after the use is completed, and the influence on the measurement effect after the oxidation is prevented.
The main effect of test metal connection rings is to connect the tester connecting wire, can also regard as the device of reserve test earth bar, can make the connection more firm when the test, no matter be in the installation or demolish and all can save a large amount of measuring time for the user.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the conical ground rod for testing of the present invention;
FIG. 3 is a schematic view of the structure of the rotary metal screw for testing of the present invention;
FIG. 4 is a schematic view of the structure of the rotary metal cross bar for testing of the present invention;
fig. 5 is a schematic view of the structure of the test metal connection hanger of the present invention.
In the figure: 1. testing the grounding rod body; 2. testing the conical grounding rod; 3. testing the rotating metal screw; 4. testing the rotating metal cross bar; 5. testing the rubber protective sleeve; 6. testing a metal connection lifting ring; 7. internally arranging a thread; 8. testing the conical head of the grounding rod of the rod; 9. the conical head rotates the external thread; 10. a threaded hole is arranged inside; 11. a metal screw limiting lug plate; 12. the metal cross bar is raised; 13. externally arranging metal threads; 14. the metal lifting ring is connected with the port; 15. a hanging ring protection housing; 16. a metal joint of a hoisting ring; 17. the tester connecting wire.
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 work belong to the protection scope of the present invention.
As shown in fig. 1, the main part includes test earth rod body 1, test toper earth rod 2, test rotatory metal screw 3, test rotatory metal horizontal pole 4, test rubber protective sheath 5, test metal connection rings 6, test earth rod body 1 top is provided with test metal connection rings 6, test rotatory metal horizontal pole 4 is connected to test metal connection rings 6 lower extreme, test rotatory metal horizontal pole 4 both ends are provided with test rubber protective sheath 5, test rotatory metal horizontal pole 4 bottom is provided with test rotatory metal screw 3, test rotatory metal screw 3 cup joints test toper earth rod 2.
As shown in fig. 2, the test conical grounding rod 2 is of a hollow tubular structure, the internal thread 7 is arranged inside the test conical grounding rod 2, the internal thread 7 is connected with the test rotary metal screw 3, the bottom end of the test conical grounding rod 2 is provided with a test rod grounding rod conical head 8, and the side surface of the test rod grounding rod conical head 8 is provided with a conical head rotary external thread 9.
As shown in fig. 3, the top end of the testing rotary metal screw 3 is provided with a built-in threaded hole 10, the built-in threaded hole 10 is connected with the testing rotary metal cross rod 4, and the side surface of the middle part of the testing rotary metal screw 3 is provided with a metal screw limiting lug plate 11.
As shown in fig. 4, a metal cross bar protrusion 12 is arranged at the bottom of the test rotating metal cross bar 4, an external metal thread 13 is arranged on the side surface of the metal cross bar protrusion 12, the external metal thread 13 is connected with the internal threaded hole 10, a metal hanging ring connection port 14 is arranged at the top of the test rotating metal cross bar 4, the metal hanging ring connection port 14 is connected with the test metal connection hanging ring 6, and a hanging ring protection housing 15 is arranged at the top of the test metal connection hanging ring 6.
As shown in fig. 5, the testing metal connection hanging ring 6 is arranged in a circular ring structure, a hanging ring metal connector 16 is arranged at the bottom end of the testing metal connection hanging ring 6, the hanging ring metal connector 16 is connected with a metal hanging ring connection port 14, and the testing metal connection hanging ring 6 is connected with a tester connection wire 17.
Application method
The user opens rings protection housing 15 before using, and the test rubber protective sheath 5 at the rotatory metal horizontal pole 4 both ends of handheld test of user is rotatory, causes test rotatory metal screw 3 to get into inside test toper earth bar 2 for test earth bar body 1 is deep underground, causes the test bar earth bar conical head 8 side to open, and test metal connects rings 6 and connects tester connecting wire 17, then test earth bar body 1 uses the operation to accomplish.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a ground resistance tester earth bar which characterized in that: the main part is including test earth bar body (1), test toper earth bar (2), test rotary metal screw rod (3), test rotary metal horizontal pole (4), test rubber protective sheath (5), test metal connection rings (6), test earth bar body (1) top is provided with test metal connection rings (6), test rotary metal horizontal pole (4) are connected to test metal connection rings (6) lower extreme, test rotary metal horizontal pole (4) both ends are provided with test rubber protective sheath (5), test rotary metal horizontal pole (4) bottom is provided with test rotary metal screw rod (3), test rotary metal screw rod (3) cup joint test toper earth bar (2).
2. The ground resistance tester ground rod of claim 1, wherein: the test conical grounding rod (2) is of a hollow tubular structure, built-in threads (7) are arranged inside the test conical grounding rod (2), the built-in threads (7) are connected with the test rotary metal screw (3), the bottom end of the test conical grounding rod (2) is provided with a test rod grounding rod conical head (8), and the side face of the test rod grounding rod conical head (8) is provided with a conical head rotary external thread (9).
3. The ground resistance tester ground rod of claim 1, wherein: the testing device is characterized in that a built-in threaded hole (10) is formed in the top end of the testing rotary metal screw (3), the built-in threaded hole (10) is connected with the testing rotary metal cross rod (4), and a metal screw limiting lug plate (11) is arranged in the middle of the testing rotary metal screw (3).
4. The ground resistance tester ground rod of claim 1, wherein: the testing device is characterized in that a metal cross rod protrusion (12) is arranged at the bottom of the testing rotary metal cross rod (4), an external metal thread (13) is arranged on the side face of the metal cross rod protrusion (12), the external metal thread (13) is connected with a built-in threaded hole (10), a metal lifting ring connecting port (14) is arranged at the top of the testing rotary metal cross rod (4), a testing metal connecting lifting ring (6) is connected with the metal lifting ring connecting port (14), and a lifting ring protection housing (15) is arranged at the top of the testing metal connecting lifting ring (6).
5. The ground resistance tester ground rod of claim 1, wherein: the testing metal connection lifting ring (6) is arranged to be of an annular structure, a lifting ring metal connector (16) is arranged at the bottom end of the testing metal connection lifting ring (6), the lifting ring metal connector (16) is connected with a metal lifting ring connection port (14), and the testing metal connection lifting ring (6) is connected with a tester connection wire (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020363101.6U CN211556166U (en) | 2020-03-20 | 2020-03-20 | Grounding rod of grounding resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020363101.6U CN211556166U (en) | 2020-03-20 | 2020-03-20 | Grounding rod of grounding resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211556166U true CN211556166U (en) | 2020-09-22 |
Family
ID=72495454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020363101.6U Active CN211556166U (en) | 2020-03-20 | 2020-03-20 | Grounding rod of grounding resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211556166U (en) |
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2020
- 2020-03-20 CN CN202020363101.6U patent/CN211556166U/en active Active
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