CN208780735U - A kind of installation of simple type grounding pin and measuring device - Google Patents
A kind of installation of simple type grounding pin and measuring device Download PDFInfo
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- CN208780735U CN208780735U CN201821462660.1U CN201821462660U CN208780735U CN 208780735 U CN208780735 U CN 208780735U CN 201821462660 U CN201821462660 U CN 201821462660U CN 208780735 U CN208780735 U CN 208780735U
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- grounding pin
- power supply
- earth resistance
- metering device
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Abstract
The utility model provides a kind of installation of simple type grounding pin and measuring device, including mounting device and earth resistance metering device, wherein the mounting device includes driving head and handle, the driving head is for tightening or removing grounding pin, power supply interface is provided in the handle, the earth resistance metering device is installed between driving head and handle, the power supply of earth resistance metering device is provided by the lithium battery or battery of mounting device itself by power supply interface, the test point entrance of the earth resistance metering device is connected to grounding pin by testing connecting line.The apparatus structure is simple, simplifies measurement process, easy to carry.
Description
Technical field
The utility model relates to power industries for power transformation auxiliary tool technology field, specially a kind of simple type grounding pin
Installation and measuring device.
Background technique
In the prior art, the earthing mode of mobile base station or traffic guidance's vehicle mostly uses artificial hammering steel ground connection
Needle enters the mode on ground to realize, the ground connection that grounding pin is read after grounding pin is then connected to using Special grounding resistivity-measuring devices
Resistance value.Grounding pin need to be installed equipment and the separated use of ground resistance measuring device by this existing way.There are following
It is insufficient: first, two equipment need to be carried simultaneously, be not easy to carry；Second, time-consuming and laborious and process is complicated, to the effect of ground connection
Can not directly it judge.Third, demolishing process is complicated, has damage to grounding pin, influences next using effect.
Utility model content
The utility model for refer in above-mentioned background technique it is not readily portable, be not convenient to use and watch measured value etc.
Deficiency provides a kind of installation of simple type grounding pin and measuring device.
In order to solve the above-mentioned technical problem, the utility model is realized especially by following technical scheme:
A kind of installation of simple type grounding pin and measuring device, including mounting device and earth resistance metering device, wherein institute
The mounting device stated includes driving head and handle, the driving head for tightening or removing grounding pin, in the handle on
It is provided with power supply interface, the earth resistance metering device is installed between driving head and handle, earth resistance metering device
Power supply by mounting device itself lithium battery or battery by power supply interface provide, the earth resistance metering device
Test point entrance is connected to grounding pin by testing connecting line.
The earth resistance metering device includes that contact earth resistance device and non-contact grounding resistance are surveyed
Trial assembly is set.
The contact earth resistance metering device includes at acquisition module, MCU processing module, display module and power supply
Manage module, wherein the acquisition module is electrically connected with test point entrance and MCU processing module respectively, by ground resistance signal
Acquisition module is fed back to, after filtering noise reduction and signal processing, MCU processing module is sent into and carries out parameter measurement, the MCU
Processing module is electrically connected with display module, and display module is used to show measuring as a result, the power supply processing module and installation
The power supply interface of device connects, and provides electric energy for each module.
The non-contact grounding electric resistance measuring apparatus further includes swashing on the basis of contact earth resistance metering device
Oscillating circuit and magnetic field coupling coil are encouraged, the excitation oscillation circuit is electrically connected with magnetic field coupling coil, the magnetic field coupling
Close coil encircling test connecting line setting.
Utility model device is using mains-supplied, generator powered or battery power supply, preferably storage battery power supply.
The utility model has the following beneficial effects:
The utility model provides a kind of installation of simple type grounding pin and measuring device, by by mounting device and ground connection electricity
It hinders measuring device to combine, realizes and grounding pin is dismantled or is installed, it is simple and convenient, simplify measurement process, while the device
Defect inconvenient to carry is overcome, testing result can intuitively be obtained by display device, there is practical application value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of 1 measuring device of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the utility model contact earth resistance metering device；
Fig. 3 is the structural schematic diagram of 2 measuring device of the utility model embodiment；
Fig. 4 is the structural schematic diagram of the utility model non-contact grounding electric resistance measuring apparatus；
In figure: 1, handle, 2, driving head, 3, earth resistance metering device, 31, acquisition module, 32, test point entrance, 33,
MCU processing module, 34, power supply processing module, 35, power interface, 36, magnetic field coupling coil, 37, excitation oscillation circuit.
Specific embodiment
Below in conjunction with the utility model specific embodiment, technical solutions of the utility model are carried out clearly and completely
Description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.It is based on
The embodiments of the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments are fallen within the protection scope of the utility model.
As shown in Figure 1, the present embodiment provides a kind of installation of simple type grounding pin and measuring devices, including mounting device and connect
Touch earth resistance metering device 3, wherein mounting device includes driving head 2 and handle 1, and driving head 2 connects for tightening or removing
Ground needle, contact earth resistance metering device 3 are installed between driving head 2 and handle 1, are provided with lithium battery group in handle 1
Electric energy is provided for whole device, contact earth resistance metering device 3 passes through the power supply interface power supply on connection handle 1, contact
The test point entrance 32 of formula earth resistance metering device 3 is connected to grounding pin by testing connecting line.
As shown in Fig. 2, contact earth resistance metering device 3 includes acquisition module 31, MCU processing module 33, display mould
Block and power supply processing module 34, wherein acquisition module 31 is electrically connected with test point entrance 32 and MCU processing module 33 respectively, will
Ground resistance signal feeds back to acquisition module 31, after filtering noise reduction and signal processing, is sent into MCU processing module 33 and is joined
Number measurement, MCU processing module 33 be electrically connected with display module, display module for show measure as a result, power supply processing module
34 are connected by the power supply interface of power import and mounting device, provide electric energy for each module.
Wherein the power interface 35 of contact earth resistance metering device 3 is directly connected to power supply provided by installation equipment
On interface, power supply processing module 34 becomes the low-voltage dc power supply used for measuring device after being depressured 24V direct current.Pass through
Test connecting line connects grounding pin and test point entrance 32, and ground resistance signal feeds back to acquisition process part, passes through
After filtering noise reduction and signal processing, it is sent into MCU processing module 33 and carries out parameter measurement, last detection limit arrives liquid crystal as the result is shown
On panel.
In another embodiment of the utility model, as shown in figure 3, a kind of simple type grounding pin is installed and measuring device,
Including mounting device and non-contact grounding electric resistance measuring apparatus 3, wherein mounting device includes driving head 2 and handle 1, driving head
2 for tightening or removing grounding pin, and non-contact grounding electric resistance measuring apparatus 3 is installed between driving head 2 and handle 1, in hand
It is provided with lithium battery group in handle 1 and provides electric energy for whole device, non-contact grounding electric resistance measuring apparatus 3 passes through connection handle 1
On power supply interface power supply, the test point entrance 32 of non-contact grounding electric resistance measuring apparatus 3 is connected to by test connecting line
Grounding pin.
As shown in figure 4, non-contact grounding electric resistance measuring apparatus 3 is on the basis of contact earth resistance metering device 3
It further include excitation oscillation circuit 37 and magnetic field coupling coil 36, excitation oscillation circuit 37 is electrically connected with magnetic field coupling coil 36, magnetic
Field coupling coil 36 is around test connecting line setting.The power interface 35 of measuring device is directly connected to provided by installation equipment
On power supply interface, power supply processing module 34 becomes the low-voltage dc power supply used for measuring device after being depressured 24V direct current.
By two grounding pin tops by test connecting line connection, test connecting line passes through external magnetic field coupling coil 36, coil
Output line is connected to the test point entrance 32 of non-contact grounding electric resistance measuring apparatus 3, the excitation oscillation circuit 37 inside device
The sine wave for generating a particular frequency bands, in the closed network formed by coil-induced to two piece-root graftings needle, while closed loop net
Network is due to that can be generated an induced current by electromagnetic induction, and this faradic size is inversely proportional with grounding resistance,
Sensor current signal after filtering noise reduction process, is sent into MCU processing module 33 and carries out parameter measurement, finally by acquisition module 31
Detection limit as the result is shown on liquid crystal display panel.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these examples can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of simple type grounding pin installation and measuring device, which is characterized in that including mounting device and ground resistance measurement dress
(3) are set, wherein the mounting device includes driving head (2) and handle (1), the driving head (2) is for tightening or removing
Grounding pin, in the handle (1) on be provided with power supply interface, the earth resistance metering device (3) is installed on driving head
(2) between handle (1), the power supply of earth resistance metering device (3) is passed through by the lithium battery or battery of mounting device itself
Power supply interface provides, and the earth resistance metering device (3) is provided with test point entrance (32), the test point entrance
(32) grounding pin is connected to by testing connecting line.
2. a kind of simple type grounding pin installation according to claim 1 and measuring device, which is characterized in that the ground connection
Electric resistance measuring apparatus (3) includes contact earth resistance device and non-contact grounding resistance testing device.
3. a kind of simple type grounding pin installation according to claim 2 and measuring device, which is characterized in that the contact
Formula earth resistance metering device (3) includes acquisition module (31), MCU processing module (33), display module and power supply processing module
(34), the acquisition module (31) is electrically connected with test point entrance (32) and MCU processing module (33) respectively, by ground resistance
Signal feeds back to acquisition module (31), after filtering noise reduction and signal processing, is sent into MCU processing module (33) and carries out parameter survey
Amount, the MCU processing module (33) be electrically connected with display module, and display module is measuring as a result, the electricity for showing
Source processing module (34) is connect with the power supply interface of mounting device, provides electric energy for each module.
4. a kind of simple type grounding pin installation according to claim 2 and measuring device, which is characterized in that described non-contact
Formula earth resistance metering device (3) further includes excitation oscillation circuit on the basis of contact earth resistance metering device (3)
(37) and magnetic field coupling coil (36), the excitation oscillation circuit (37) is electrically connected with magnetic field coupling coil (36), described
Magnetic field coupling coil (36) is around test connecting line setting.
5. a kind of simple type grounding pin installation according to claim 2 and measuring device, which is characterized in that the measurement
The power supply of device is battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462660.1U CN208780735U (en) | 2018-09-07 | 2018-09-07 | A kind of installation of simple type grounding pin and measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462660.1U CN208780735U (en) | 2018-09-07 | 2018-09-07 | A kind of installation of simple type grounding pin and measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN208780735U true CN208780735U (en) | 2019-04-23 |
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| CN201821462660.1U Active CN208780735U (en) | 2018-09-07 | 2018-09-07 | A kind of installation of simple type grounding pin and measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221128A (en) * | 2019-06-28 | 2019-09-10 | 国网山东省电力公司青州市供电公司 | A kind of earth resistance folder and application method |
-
2018
- 2018-09-07 CN CN201821462660.1U patent/CN208780735U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221128A (en) * | 2019-06-28 | 2019-09-10 | 国网山东省电力公司青州市供电公司 | A kind of earth resistance folder and application method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 618000 No. 99 Zhujiang East Road, Sichuan, Deyang Patentee after: Sichuan 6912 Communication Technology Co.,Ltd. Address before: 618000 No. 99 Zhujiang East Road, Sichuan, Deyang Patentee before: SICHUAN LIUJIU YIER TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |