CN206684230U - Earthing megohm meter - Google Patents
Earthing megohm meter Download PDFInfo
- Publication number
- CN206684230U CN206684230U CN201720433266.4U CN201720433266U CN206684230U CN 206684230 U CN206684230 U CN 206684230U CN 201720433266 U CN201720433266 U CN 201720433266U CN 206684230 U CN206684230 U CN 206684230U
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- megohm meter
- earthing megohm
- accommodating cavity
- earthing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of earthing megohm meter, including shell, the bottom even of the shell is provided with least three groups of lift struts, the lift strut includes the sleeve pipe that one end is connected to outer casing bottom, described sleeve pipe is in hollow tubular, vertical rod is slidably connected in described sleeve pipe, the radial direction of described sleeve pipe is threaded with keeper.By using such scheme, when earthing megohm meter being placed on the uneven road in ground, earthing megohm meter can be adjusted by lift strut, in regulation, the keeper on the lift strut of lower can first be removed, then the vertical rod in sleeve pipe is stretched outward, it is connected after vertical rod, which reaches, is adapted to distance, then by keeper with casing threads so that keeper positions to vertical rod, so as to complete the Level tune of earthing megohm meter, measurement accuracy of the earthing megohm meter in follow-up use is also improved.
Description
Technical field
It the utility model is related to insulating resistance measuring field, more particularly to earthing megohm meter.
Background technology
Earthing megohm meter is called grounding resistance megger, earth resistance meter, earth resistance tester.Earthing megohm meter presses power supply mode
It is divided into traditional hand-rail type and battery power；Earthing megohm meter is divided into pointer and digital by display mode；Earthing megohm meter is by survey
Amount mode, which is divided into, beats ground pile type and jaw type.Hand earthing megohm meter (ZC-8) traditional at present is almost unmanned to be used, and compares popularization
It is pointer or digital earthing megohm meter, compare popularization in power system and telecommunication system is jaw type earthing megohm meter.
There are the building of grounding-for-lightning device, structures, switchgear house, ultra-high-tension power transmission line etc. on all construction drawings, work as lightning protection
The grounding resistance of grounding body is measured in time after grounding body under ground portion Practical Completion；Also when construction unit is completed
Carry out one of repetition measurement, the data as completion of works.
Existing earthing megohm meter, so could normal reading, it is ensured that measurement when in use, it is necessary to it is smoothly placed
The data of the grounding resistance gone out are accurate, but general ground outside is not very flat, also needs operating personnel specially to go for
Flat ground, it can so reduce the operating efficiency of operating personnel.
Utility model content
The purpose of this utility model is to provide a kind of earthing megohm meter, and it carries and adjusts earthing megohm meter to reading panel-level
Structure so that the use enhanced convenience of earthing megohm meter.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of earthing megohm meter, including shell, the bottom even of the shell are provided with least three groups of lift struts, the lifting
Pole includes the sleeve pipe that one end is connected to outer casing bottom, and described sleeve pipe is in hollow tubular, and vertical rod is slidably connected in described sleeve pipe,
The radial direction of described sleeve pipe is threaded with keeper.
By using such scheme, when earthing megohm meter being placed on the uneven road in ground, can pass through lift strut
To adjust earthing megohm meter, in regulation, the keeper on the lift strut of lower can first be removed, then by sleeve pipe
Vertical rod stretches outward, is connected after vertical rod, which reaches, is adapted to distance, then by keeper with casing threads so that keeper is to vertical rod
Positioned, so as to complete the Level tune of earthing megohm meter, also improve measurement accuracy of the earthing megohm meter in follow-up use.
As a kind of improvement of the present utility model, the outer casing bottom offers accommodating cavity, and the lift strut is articulated with
In accommodating cavity.
, can be by lift strut without using earthing megohm meter or when need not adjust level by using such scheme
Rotate and be hidden in the accommodating cavity of outer casing bottom along hinge axes, facilitate the arrangement of equipment to collect.
As a kind of improvement of the present utility model, the fixing end of described sleeve pipe is installed with hinged set, worn in the hinged set
Provided with bolt, the bolt is fixedly connected in accommodating cavity.
By using such scheme, it can simply and easily realize that lift strut is articulated with the accommodating cavity of outer casing bottom.
As it is of the present utility model it is a kind of improve, the both sides in the accommodating cavity are provided with projection, when sleeve pipe is along hinge axes
Rotation is collapsed after in accommodating cavity, and the projection is stuck in outside of sleeve.
By using such scheme, sleeve pipe is blocked by projection, it is ensured that lift strut is stably positioned over accommodating cavity
It is interior, avoid lift strut from being skidded off from accommodating intracavitary.
As a kind of improvement of the present utility model, the projection is in semi-cylindrical, and two in same accommodating cavity are convex
The cambered surface of block is oppositely arranged.
By using such scheme, the projection of semi-cylindrical can block sleeve pipe, and the extrados of projection can also be right
Sleeve pipe plays a part of guiding, facilitates sleeve pipe to be caught in accommodating cavity.
As a kind of improvement of the present utility model, the bottom of the vertical rod is provided with support plate, and the external diameter of the support plate is big
In the external diameter of vertical rod.
By using such scheme, the contact area on support plate and ground is bigger, can cause earthing megohm meter on the ground
That places is more steady.
As a kind of improvement of the present utility model, the top of the shell is provided with air-bubble level.
By using such scheme, operating personnel can pass through sight when by lift strut regulated ground megger level
Examine air-bubble level and be used as reference so that the levelness after earthing megohm meter regulation is higher, so as to improve the survey of earthing megohm meter
Accuracy of measurement.
In summary, the utility model has the advantages that：
1st, at least three groups of lift struts, lift strut are uniformly provided with it are connected to including one end in the outer casing bottom of earthing megohm meter
The sleeve pipe of outer casing bottom, sleeve pipe are in hollow tubular, and vertical rod is slidably connected in sleeve pipe, and the radial direction of sleeve pipe is threaded with positioning
Part, when being placed on earthing megohm meter on the uneven road in ground, earthing megohm meter can be adjusted by lift strut, adjusted
When, the keeper on the lift strut of lower can first be removed, then stretch the vertical rod in sleeve pipe outward, when vertical rod is stretched
Go out to after suitable distance, then keeper is connected with casing threads so that keeper positions to vertical rod, so as to complete to be grounded
The Level tune of megger, also improve measurement accuracy of the earthing megohm meter in follow-up use；Accommodating cavity is offered in outer casing bottom,
Lift strut is articulated with accommodating cavity, and the fixing end of sleeve pipe is installed with hinged set, and bolt is equipped with hinged set, and bolt, which is fixed, to be connected
It is connected in accommodating cavity, can be by lift strut along hinge axes without using earthing megohm meter or when need not adjust level
Rotation is hidden in the accommodating cavity of outer casing bottom, facilitates the arrangement of equipment to collect；Both sides in accommodating cavity are provided with projection, work as sleeve pipe
Rotate and collapsed after in accommodating cavity along hinge axes, projection is stuck in outside of sleeve, is blocked sleeve pipe by projection, it is ensured that rise
Descending branch bar is stably positioned in accommodating cavity, avoids lift strut from being skidded off from accommodating intracavitary；Projection is in semi-cylindrical, and positioned at same
The cambered surface of two projections in accommodating cavity is oppositely arranged, and the projection of semi-cylindrical can block sleeve pipe, and the extrados of projection is also
Guiding can be played a part of to sleeve pipe, facilitate sleeve pipe to be caught in accommodating cavity；
2nd, the bottom of vertical rod is provided with support plate, and the external diameter of support plate is more than the external diameter of vertical rod, contact of the support plate with ground
Area is bigger, and earthing megohm meter can be caused to place on the ground more steady；
3rd, air-bubble level is provided with the top of shell, operating personnel are horizontal by lift strut regulated ground megger
When, reference can be used as by observing air-bubble level so that the levelness after earthing megohm meter regulation is higher, so as to improve
The measurement accuracy of earthing megohm meter.
Brief description of the drawings
Fig. 1 is the structural representation of earthing megohm meter bottom；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is the structural representation at the top of earthing megohm meter.
In figure, 1, shell；101st, accommodating cavity；1011st, projection；2nd, lift strut；201st, sleeve pipe；2011st, hinged set；202、
Vertical rod；2021st, support plate；203rd, keeper；204th, bolt；3rd, air-bubble level.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment：
Referring to Fig. 1, a kind of earthing megohm meter, including shell 1, the bottom four corners of shell 1 offer an accommodating cavity respectively
101, one group of lift strut 2 is respectively hinged with accommodating cavity 101, two groups of lift struts 2 are oppositely arranged respectively.
Lift strut 2 includes the sleeve pipe 201 in hollow tubular, and one end of sleeve pipe 201 is welded with hinged set 2011, hinged set
Bolt 204 is equipped with 2011, bolt 204 is connected with the internal thread of accommodating cavity 101；The company of slip in the other end of sleeve pipe 201
Vertical rod 202 is connected to, the bottom of vertical rod 202 is also welded with support plate 2021, and the external diameter of support plate 2021 is more than the outer of vertical rod 202
Footpath；Close on sleeve pipe 201 to be also threaded with keeper 203 with the radial direction of free end, keeper 203 is screw.
With reference to Fig. 2, the both sides in accommodating cavity 101 further respectively have projection 1011, and projection 1011 is in semi-cylindrical, and two
The cambered surface of projection 1011 is oppositely arranged, and after sleeve pipe 201 rotates along hinge axes to be collapsed with accommodating cavity 101, projection 1011 is firm
The outside of sleeve pipe 201 is stuck in well.
Referring to Fig. 3, air-bubble level 3 is also equipped with the top of shell 1.
, can be by lifting branch when needing to use earthing megohm meter, and earthing megohm meter being placed on the uneven road in ground
Bar 2 adjusts earthing megohm meter, in regulation, lift strut 2 first is turned into the plane perpendicular state with shell 1, then passed through
Lift strut 2 puts earthing megohm meter on the ground, can now observe the air-bubble level 3 on shell 1, afterwards more need by
Keeper 203 on the sleeve pipe 201 of lower is first removed, and is then stretched the vertical rod 202 in sleeve pipe 201 outward, when vertical rod 202
After the bubble extending out in air-bubble level 3 reaches level, then keeper 203 is threadedly coupled with sleeve pipe 201 so that keeper
203 pairs of vertical rods 202 position, afterwards can be with normal use earthing megohm meter so as to complete the Level tune of earthing megohm meter.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (7)
1. a kind of earthing megohm meter, including shell（1）, it is characterised in that the shell（1）Bottom even be provided with least three groups of liters
Descending branch bar（2）, the lift strut（2）Shell is connected to including one end（1）The sleeve pipe of bottom（201）, described sleeve pipe（201）It is in
Hollow tubular, described sleeve pipe（201）Inside slidably connect vertical rod（202）, described sleeve pipe（201）Radial direction be threaded with positioning
Part（203）.
2. earthing megohm meter according to claim 1, it is characterised in that the shell（1）Bottom offers accommodating cavity
（101）, the lift strut（2）It is articulated with accommodating cavity（101）It is interior.
3. earthing megohm meter according to claim 2, it is characterised in that described sleeve pipe（201）Fixing end be installed with it is be hinged
Set（2011）, the hinged set（2011）Inside it is equipped with bolt（204）, the bolt（204）It is fixedly connected on accommodating cavity（101）
It is interior.
4. earthing megohm meter according to claim 3, it is characterised in that the accommodating cavity（101）Interior both sides are provided with projection
（1011）, work as sleeve pipe（201）Rotate and collapsed in accommodating cavity along hinge axes（101）After interior, the projection（1011）It is stuck in sleeve pipe
（201）Outside.
5. earthing megohm meter according to claim 4, it is characterised in that the projection（1011）In semi-cylindrical, and it is located at
Same accommodating cavity（101）Two interior projections（1011）Cambered surface be oppositely arranged.
6. earthing megohm meter according to claim 1, it is characterised in that the vertical rod（202）Bottom be provided with support plate
（2021）, the support plate（2021）External diameter be more than vertical rod（202）External diameter.
7. earthing megohm meter according to claim 1, it is characterised in that the shell（1）Top be provided with air-bubble level
（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720433266.4U CN206684230U (en) | 2017-04-24 | 2017-04-24 | Earthing megohm meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720433266.4U CN206684230U (en) | 2017-04-24 | 2017-04-24 | Earthing megohm meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206684230U true CN206684230U (en) | 2017-11-28 |
Family
ID=60403129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720433266.4U Expired - Fee Related CN206684230U (en) | 2017-04-24 | 2017-04-24 | Earthing megohm meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206684230U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918970A (en) * | 2018-09-10 | 2018-11-30 | 江苏创科电气有限公司 | It is a kind of for detecting the megger of trolley insulation values |
| CN111579949A (en) * | 2020-05-28 | 2020-08-25 | 海南驿电通科技有限公司 | Cable insulation detection device |
-
2017
- 2017-04-24 CN CN201720433266.4U patent/CN206684230U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918970A (en) * | 2018-09-10 | 2018-11-30 | 江苏创科电气有限公司 | It is a kind of for detecting the megger of trolley insulation values |
| CN111579949A (en) * | 2020-05-28 | 2020-08-25 | 海南驿电通科技有限公司 | Cable insulation detection device |
| CN111579949B (en) * | 2020-05-28 | 2023-06-23 | 创新电力技术(海南)有限公司 | Cable insulation detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20190424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |