CN214375012U

CN214375012U - High-precision frequency conversion grounding impedance tester

Info

Publication number: CN214375012U
Application number: CN202120396292.0U
Authority: CN
Inventors: 常栋凯; 高清虎
Original assignee: Baoding Zhuoyue Electric Co ltd
Current assignee: Baoding Zhuoyue Electric Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-10-08
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a high-precision variable-frequency grounding impedance tester, which comprises an anti-resistance box shell, a testing device, a control panel, a display screen, a power supply, a heat dissipation device and a division plate, wherein the testing device is arranged at the left end of the anti-resistance box shell, the division plate is arranged inside the anti-resistance box shell, the display screen is fixedly connected at the upper end of the division plate, the control panel is arranged on the front side of the display screen, and the heat dissipation device is arranged on the front side of the power supply. The device is simple to operate, accurate in measurement and convenient to use by people.

Description

High-precision frequency conversion grounding impedance tester

Technical Field

The utility model belongs to the technical field of the measuring apparatu device, concretely relates to frequency conversion ground connection impedance tester of high accuracy.

Background

The grounding impedance tester is used in the occasion of measuring the grounding resistance, and the arrangement of the grounding impedance tester can meet the requirements of flexible and free movement, is suitable for different ground environments, improves the stability, prevents the tester from sliding off, stores tool equipment such as wires and the like, and effectively dissipates heat to the inside. The types of ground impedance testers include: portable ground connection impedance tester, large-scale ground connection impedance tester, accurate ground connection impedance tester and so on, current ground connection impedance tester still has certain drawback when using, can not adapt to different ground environment, poor stability, and the thermal diffusivity is poor, is not portable and removes, the later stage work adjustment of being not convenient for.

The existing high-precision frequency conversion grounding impedance tester has the following problems: the existing grounding impedance tester still has certain drawbacks when in use, cannot adapt to different ground environments, is poor in stability and heat dissipation, is inconvenient to carry and move, and is inconvenient for later-stage work adjustment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency conversion ground impedance tester of high accuracy to there is certain drawback in some ground impedance testers that provide in solving above-mentioned background art when using, can not adapt to different ground environment, poor stability, the thermal diffusivity is poor, the not portable and problem of removal.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision variable-frequency grounding impedance tester comprises an anti-resistance box shell, a testing device, a control panel, a display screen, a power supply, a heat dissipation device and a partition plate, wherein the testing device is arranged at the left end of the anti-resistance box shell, the partition plate is arranged inside the anti-resistance box shell, the display screen is fixedly connected to the upper end of the partition plate, the control panel is arranged on the front side of the display screen, the power supply is arranged at the lower end of the partition plate, the heat dissipation device is arranged on the front side of the power supply, the testing device comprises a supporting plate, a first grounding column, a first fixing ring, a second grounding column, a connecting column and a detection plug, the first fixing ring is fixedly connected to one side of the upper end of the supporting plate, the second fixing ring is fixedly connected to the other side of the supporting plate, the first grounding column is arranged on the inner wall of the first fixing ring, the connecting column is arranged between the first grounding column and the second grounding column, and the upper end of the connecting column is provided with a detection plug.

Preferably, the anti case casing that hinders is including filling up foot, supporting leg, recess, shell, handle and chamber door, the lower extreme fixedly connected with supporting leg of shell, the lower extreme fixedly connected with of supporting leg fills up the foot, the front of shell is seted up flutedly, the right-hand member fixedly connected with handle of chamber door.

Preferably, heat abstractor includes servo motor, pivot, transmission case, first driven shaft, second driven shaft, first adapter sleeve, second adapter sleeve, first fan and second fan, servo motor's lower extreme transmission is connected with the pivot, the lower extreme transmission of pivot is connected with the transmission case, one side transmission of transmission case is connected with first driven shaft, and the transmission of the opposite side is connected with the second driven shaft, the right-hand member of first driven shaft is provided with the second adapter sleeve, the first fan of right-hand member fixedly connected with of second adapter sleeve, the left end of second driven shaft is provided with first adapter sleeve, the left end fixedly connected with second fan of first adapter sleeve.

Preferably, the left end of the outer shell is hinged with a box door.

Preferably, the lower end of the control panel is fixedly connected with a partition plate.

Preferably, one side of the shell is provided with a first grounding column, and the other side of the shell is provided with a second grounding column.

Compared with the prior art, the utility model provides a frequency conversion ground connection impedance tester of high accuracy possesses following beneficial effect:

the utility model discloses a set up backup pad, first earthing pole, the solid fixed ring of first solid fixed ring, the solid fixed ring of second, second earthing pole, spliced pole and detection plug, make this device can separate certain distance through first earthing pole and second earthing pole and insert on the ground, use copper line connection detection plug, but cooperation control panel and display screen accurate detection go out the anti resistance that the required detection goes out in the soil, this device easy operation, it is accurate to measure, and the people of being convenient for use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural diagram of a ground impedance tester provided by the present invention;

fig. 2 is a schematic structural diagram of the ground impedance tester at another view angle according to the present invention;

fig. 3 is a cross section of the ground impedance tester provided by the present invention;

in the figure: 1. an anti-drag box housing; 2. a testing device; 3. a control panel; 4. a display screen; 5. a power source; 6. a heat sink; 7. a partition plate; 11. a foot pad; 12. supporting legs; 13. a groove; 14. a housing; 15. a handle; 16. a box door; 21. a support plate; 22. a first ground post; 23. a first retaining ring; 24. a second retaining ring; 25. a second ground post; 26. connecting columns; 27. detecting the plug; 61. a servo motor; 62. a rotating shaft; 63. a transmission case; 64. a first driven shaft; 65. a second driven shaft; 66. a first connecting sleeve; 67. a second connecting sleeve; 68. a first fan; 69. a second fan.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-3, the utility model provides a high-precision frequency conversion grounding impedance tester, which comprises an anti-resistance box casing 1, a testing device 2, a control panel 3, a display screen 4, a power supply 5, a heat dissipation device 6 and a partition plate 7, wherein the testing device 2 is arranged at the left end of the anti-resistance box casing 1, the partition plate 7 is arranged inside the anti-resistance box casing 1, the display screen 4 is fixedly connected at the upper end of the partition plate 7, the control panel 3 is arranged on the front side of the display screen 4, the power supply 5 is arranged at the lower end of the partition plate 7, the heat dissipation device 6 is arranged on the front side of the power supply 5, the testing device 2 comprises a support plate 21, a first grounding column 22, a first fixing ring 23, a second fixing ring 24, a second grounding column 25, a connecting column 26 and a detection plug 27, the first fixing ring 23 is fixedly connected at one side of the upper end of the support plate 21, and the second fixing ring 24 is fixedly connected at the other side, the inner wall of first solid fixed ring 23 is provided with first ground post 22, sets up spliced pole 26 between first ground post 22 and the second ground post 25, and the upper end of spliced pole 26 is provided with detects plug 27, separates certain distance through first ground post 22 and second ground post 25 and inserts on the ground, uses copper line connection to detect plug 27, and cooperation control panel 3 and display screen 4 can accurately detect out the resistance that needs detected out in the ground.

Anti case casing 1 that hinders is including filling up foot 11, supporting leg 12, recess 13, shell 14, handle 15 and chamber door 16, the lower extreme fixedly connected with supporting leg 12 of shell 14, the lower extreme fixedly connected with of supporting leg 12 fills up foot 11, it can increase the area of contact of supporting leg 12 and ground to set up and fill up foot 11, it can be more stable to make anti case that hinders, recess 13 has been seted up in the front of shell 14, the louvre is made to recess 13, the right-hand member fixedly connected with handle 15 of chamber door 16.

Referring to fig. 3, the heat dissipation device 6 includes a servo motor 61, a rotating shaft 62, a transmission case 63, a first driven shaft 64, a second driven shaft 65, a first connection sleeve 66, a second connection sleeve 67, a first fan 68 and a second fan 69, the lower end of the servo motor 61 is connected with the rotating shaft 62 in a transmission manner, the lower end of the rotating shaft 62 is connected with the transmission case 63 in a transmission manner, one side of the transmission case 63 is connected with the first driven shaft 64 in a transmission manner, the other side of the transmission case is connected with the second driven shaft 65 in a transmission manner, the right end of the first driven shaft 64 is provided with the second connection sleeve 67, the right end of the second connection sleeve 67 is fixedly connected with the first fan 68, the left end of the second driven shaft 65 is provided with the first connection sleeve 66, the left end of the first connection sleeve 66 is fixedly connected with the second fan 69, the rotating shaft 62 is driven by the servo motor 61 to rotate, so as to drive the first driven shaft 64 and the second driven shaft 65 to rotate, and further drive the first fan 68 and the second fan 69 to rotate, thereby achieving the effect of heat dissipation.

Specifically, the left end of the housing 14 is hinged to a box door 16, the lower end of the control panel 3 is fixedly connected to a partition plate 7, one side of the housing 14 is provided with a first grounding column 22, and the other side is provided with a second grounding column 25.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, separate certain distance through first earthing pole 22 and second earthing pole 25 and insert on the ground, use copper wire connection detection plug 27, cooperation control panel 3 and display screen 4 can accurately detect out the anti resistance that the required detection goes out in the ground, during the detection, open servo motor 61, it rotates to drive pivot 62 through servo motor 61, thereby can drive first driven shaft 64 and second driven shaft 65 and rotate, and then can drive first fan 68 and second fan 69 and rotate, thereby play radiating effect.

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

1. The utility model provides a frequency conversion ground connection impedance tester of high accuracy, includes anti-resistance case casing (1), testing arrangement (2), control panel (3), display screen (4), power (5), heat abstractor (6) and division board (7), its characterized in that: the testing device comprises a testing device (2) arranged at the left end of an anti-resistance box shell (1), a partition plate (7) arranged inside the anti-resistance box shell (1), a display screen (4) fixedly connected to the upper end of the partition plate (7), a control panel (3) arranged on the front side of the display screen (4), a power supply (5) arranged at the lower end of the partition plate (7), a heat dissipation device (6) arranged on the front side of the power supply (5), the testing device (2) comprises a supporting plate (21), a first grounding column (22), a first fixing ring (23), a second fixing ring (24), a second grounding column (25), a connecting column (26) and a detection plug (27), the first fixing ring (23) is fixedly connected to one side of the upper end of the supporting plate (21), the second fixing ring (24) is fixedly connected to the other side, and the first grounding column (22) is arranged on the inner wall of the first fixing ring (23), a connecting column (26) is arranged between the first grounding column (22) and the second grounding column (25), and a detection plug (27) is arranged at the upper end of the connecting column (26).

2. The high-precision variable-frequency grounding impedance tester as claimed in claim 1, wherein: anti case casing (1) of hindering is including filling up foot (11), supporting leg (12), recess (13), shell (14), handle (15) and chamber door (16), lower extreme fixedly connected with supporting leg (12) of shell (14), the lower extreme fixedly connected with of supporting leg (12) fills up foot (11), recess (13) are seted up in the front of shell (14), right-hand member fixedly connected with handle (15) of chamber door (16).

3. The high-precision variable-frequency grounding impedance tester as claimed in claim 1, wherein: the heat dissipation device (6) comprises a servo motor (61), a rotating shaft (62), a transmission case (63), a first driven shaft (64), a second driven shaft (65), a first connecting sleeve (66), a second connecting sleeve (67), a first fan (68) and a second fan (69), the lower end of the servo motor (61) is connected with a rotating shaft (62) in a transmission way, the lower end of the rotating shaft (62) is connected with a transmission box (63) in a transmission way, one side of the transmission box (63) is in transmission connection with a first driven shaft (64), the other side of the transmission box is in transmission connection with a second driven shaft (65), a second connecting sleeve (67) is arranged at the right end of the first driven shaft (64), the right end of the second connecting sleeve (67) is fixedly connected with a first fan (68), the left end of the second driven shaft (65) is provided with a first connecting sleeve (66), and a second fan (69) is fixedly connected to the left end of the first connecting sleeve (66).

4. The high-precision variable-frequency grounding impedance tester as claimed in claim 2, wherein: the left end of the outer shell (14) is hinged with a box door (16).

5. The high-precision variable-frequency grounding impedance tester as claimed in claim 1, wherein: the lower end of the control panel (3) is fixedly connected with a partition plate (7).

6. The high-precision variable-frequency grounding impedance tester as claimed in claim 2, wherein: a first grounding column (22) is arranged on one side of the shell (14), and a second grounding column (25) is arranged on the other side of the shell.