CN207096335U - A kind of resistance measuring instrument - Google Patents
A kind of resistance measuring instrument Download PDFInfo
- Publication number
- CN207096335U CN207096335U CN201721153687.8U CN201721153687U CN207096335U CN 207096335 U CN207096335 U CN 207096335U CN 201721153687 U CN201721153687 U CN 201721153687U CN 207096335 U CN207096335 U CN 207096335U
- Authority
- CN
- China
- Prior art keywords
- cavity
- plug socket
- instrument body
- drive
- resistance measuring
- 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
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a kind of resistance measuring instrument, including instrument body, it is grounded pricker, for connecting instrument body and being grounded the connecting wire of pricker, for connecting the test lead of instrument body and testee, the processing unit for reception processing power information is additionally provided with instrument body, display screen is additionally provided with instrument body, rotation cavity is offered in instrument body, cavity is rotated into horizontally disposed cylindric and be wherein rotatably connected into the plug socket of cylindric setting, multiple grafting ports are offered on plug socket vertically, and grafting port connects with processing unit, rotate the opening offered at the roof of cavity along plug socket axial direction, rotate the runner assembly being additionally provided with cavity for driving plug socket to rotate.By above-mentioned setting, plug socket rotates in be rotated in cavity the utility model, can be rotated by runner assembly, and so as to overturn grafting port when idle to the back side of opening, it is intraoral into inserted terminal to reduce impurity or moisture.
Description
Technical field
Resistive measurement is the utility model is related to, more particularly to a kind of resistance measuring instrument.
Background technology
Ground resistance measuring instrument is a kind of electric resistance measuring apparatus, is surveyed for departments such as electric power, post and telecommunications, railway, communication, mines
The grounding resistance of various devices and the conductor resistance value of measuring low resistance are measured, soil resistivity and ground voltage can also be measured.
8th phase in 2014《Communication and discussion》In《Brief talk the practicality of ground resistance measuring instrument and safeguard》, Jiang Dongxiao, one
The practicality for common ground resistance measuring instrument and maintenance content is disclosed herein.Wherein disclosed digital earth resistance table bag
Included instrument body, two, ground location pin, test lead three, instrument body is provided with multiple inserted terminals, for difference
Test lead connection.When starting to measure work, along tested earthing pole, current potential is detected into pin and gallon pin according to straight line each other
At least 40cm depths in ground are inserted at a distance of 20m, current potential detection pin and gallon pin and two test leads are all connected to slotting
Connect on end, form current return circuit, you can the data measured are observed on the display screen of instrument body.
But because four inserted terminals on instrument body are in open state, used in work either idle
When, easily drop in inserted terminal granule foreign even moisture, influences the normal use of instrument, and be also unfavorable for instrument uses the longevity
Life.
Utility model content
The purpose of this utility model is to provide a kind of resistance measuring instrument, and there is reduction granule foreign or moisture to enter inserted terminal
The effect of mouth, extend the service life of instrument.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of resistance measuring instrument,
Including instrument body, ground connection pricker, for connecting instrument body and being grounded the connecting wire of pricker, for connecting instrument body and being tested
The test lead of object, the processing unit for reception processing power information is additionally provided with instrument body, is additionally provided with instrument body
Display screen, rotation cavity is offered in instrument body, rotate cavity into horizontally disposed cylindric and be wherein rotatably connected into
The plug socket of cylindric setting, multiple grafting ports are offered vertically on plug socket, and grafting port connects with processing unit,
The opening offered at the roof of cavity along plug socket axial direction is rotated, rotates and is additionally provided with cavity for driving plug socket to occur to turn
Dynamic runner assembly.
By using above-mentioned technical proposal, plug socket, which rotates in, to be rotated in cavity, can be rotated by runner assembly,
So as to grafting port be overturn when idle to the back side of opening, it is intraoral into inserted terminal to reduce impurity or moisture.
It is of the present utility model to be further arranged to：At the axial centre of plug socket rotation sky is rotationally connected with provided with both ends
Rotary shaft in chamber side wall, rotary shaft is horizontally disposed and one end is connected with rotation slotted disk, and interval is evenly distributed with multiple on slotted disk
Groove is promoted, promotes one end open of the groove away from rotary shaft to set, is additionally provided with rotation cavity sidewalls and rotates slotted disk hair for driving
The raw drive disk rotated.
By using above-mentioned technical proposal, in the side wall of drive disk rotation connection and rotation cavity, and rotation can be driven
Slotted disk rotates, final to realize the rotation for driving plug socket, use or spare time in instrument so as to drive rotary shaft to produce rotation
, relative to the position of opening, so as to preferably protect grafting port, it can be subtracted by rotating adjustment grafting port in time when putting
Enter the impurity or moisture of grafting port less, extend the service life of instrument.
It is of the present utility model to be further arranged to：Be integrally formed with promotion post on drive disk, promote post into cylindric setting and
Diameter, which is less than, promotes well width, and drive disk can drive when rotating promotes post is into and out to promote in groove so as to drive rotation slotted disk
Rotate, promote post to drive and rotate the angle angle that the angle that slotted disk rotates is equal between each two promotion groove.
By using above-mentioned technical proposal, drive disk enables to promote post is into and out to promote in groove when rotating, from
And drive rotation slotted disk to rotate, and the angle for promoting post to drive rotation slotted disk to rotate is equal between each two promotion groove
Angle angle, therefore drive disk rotate one week after promote post can enter it is lower together promote groove in, continue drive rotate slotted disk
Rotate.
It is of the present utility model to be further arranged to：The limiting section with promoting post to be oppositely arranged is additionally provided with drive disk, it is spacing
Portion's outer rim is set for circular arc, and each two is equipped with the limit notch being engaged with limiting section, limit notch inner edge between promoting groove
Set for circular arc, and limiting section is identical with the diameter of the circular arc of limit notch, the circular arc arc length of limiting section is more than or equal to spacing recessed
The circular arc arc length of mouth.
By using above-mentioned technical proposal, the mating reaction of limiting section and limit notch, promote post to drive and rotate slotted disk hair
Will not continuing rotate forward because of inertia during raw rotation so that the angle rotated for plug socket can be controlled more accurately,
So as to ensure that grafting port may be at face aperture position, people easy to operation when rotating the integer number of turns by drive disk
Member's operation；Pass through limiting section setting identical with the diameter of the circular arc of limit notch again so that limiting section can paste with limit notch
Close closely, further maintain the position for rotating slotted disk stable.
It is of the present utility model to be further arranged to：Drive shaft is provided with driving disk center, drive shaft is passed through and is rotatablely connected
In in the side wall for rotating cavity, and drive shaft be located at one end end outside instrument body and is provided with rotation handwheel.
By using above-mentioned technical proposal, rotate handwheel and be located in the side wall of instrument body, be easy to the placement of instrument and make
With, position of the grafting port relative to opening can be timely adjusted by operating rotation handwheel, it is simple to operate.
It is of the present utility model to be further arranged to：Drive shaft is provided with waterproof grommet with rotating cavity sidewalls junction.
By using above-mentioned technical proposal, particle, impurity or moisture outside further reduction etc., which enter, rotates cavity
Interior, keeping rotating in cavity has preferable mechanical environment, extends the physical life of instrument.
It is of the present utility model to be further arranged to：Plug socket is anti-provided with sealing along the circle of opening one in opening with rotating cavity
Konisphere.
By using above-mentioned technical proposal, opening is the outside junction with rotating cavity, is provided with sealing and dustproof circle
The outside impurity or moisture for entering and rotating cavity can greatly be reduced.
It is of the present utility model to be further arranged to：The top of ground connection pricker is provided with horizontally disposed forced section, is grounded the perpendicular of pricker
Straight section length is more than or equal to 40cm, and the bottom for being grounded pricker is set for taper.
By using above-mentioned technical proposal, the length of ground connection pricker insertion underground is at least 40cm and just meets safety operation rule
Model, and the pricker that will be grounded that can be more prone to by setting forced section is inserted and pulled up.
In summary, the utility model has the advantages that：Plug socket, which rotates in, to be rotated in cavity, can be by turning
Dynamic component rotates, and so as to overturn grafting port when idle to the back side of opening, reduces impurity or moisture entrance
Inserted terminal is intraoral；By rotating being equipped with for slotted disk and drive disk, can ensure when drive disk rotates the integer number of turns, grafting
Port may be at face aperture position, be easy to the positioning and use of grafting port.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is Fig. 1 diagrammatic cross-section, is mainly presented with rotating the position connection between cavity, plug socket, grafting port
Relation；
Fig. 3 is the partial structural diagram of the present embodiment, is mainly presented with rotating slotted disk, drive disk and the knot for rotating handwheel
Structure.
In figure：1st, instrument body；11st, display screen；2nd, it is grounded pricker；21st, forced section；3rd, connecting wire；4th, test lead；5、
Rotate cavity；51st, it is open；52nd, rotary shaft；6th, plug socket；61st, grafting port；7th, slotted disk is rotated；71st, groove is promoted；72nd, it is spacing
Recess；8th, drive disk；81st, post is promoted；82nd, limiting section；83rd, drive shaft；9th, handwheel is rotated.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Specific embodiment is only that it is not to limitation of the present utility model, this area to explanation of the present utility model
Technical staff can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but only
All to be protected in right of the present utility model by Patent Law.
Embodiment：A kind of resistance measuring instrument, as shown in figure 1, the ground connection pricker including instrument body 1, for being plugged in underground
2nd, for connecting instrument body 1 and being grounded the connecting wire 3 of pricker 2, the test lead for connecting instrument body 1 and testee
4, the processing unit for reception processing power information is additionally provided with instrument body 1（Not shown in figure）, it is additionally provided with instrument body 1
Show the display screen 11 of numerical value.
As depicted in figs. 1 and 2, offered in instrument body 1 and rotate cavity 5, rotate cavity 5 into horizontally disposed cylinder
Shape, the roof for rotating cavity 5 offer opening 51 along its length.Rotate in cavity 5 and be provided with plug socket 6, plug socket 6 also into
Cylindric setting, a circle sealing and dustproof circle is provided with along opening 51 between plug socket 6 and opening 51（Not shown in figure）, plug socket 6
On be provided with the grafting port 61 that four rows are set along its length, be provided with a both ends company of rotation at the center of plug socket 6
Connect with rotating the rotary shaft 52 in the side wall of cavity 5, the transmission that processing unit and grafting port 61 are communicated with rotary shaft 52 is led
Line（Not shown in figure）.
As shown in figures 1 and 3, one end of rotary shaft 52, which is provided with, rotates slotted disk 7, rotates and is circumferentially uniformly distributed on slotted disk 7
There are multiple promotion grooves 71, it is that opening 51 is set to promote the one end of groove 71 away from rotary shaft 52, and is set between each two promotion groove 71
It is the limit notch 72 that circular arc is set to have inner edge.Rotate and drive disk 8 is additionally provided with the side wall of cavity 5, drive disk 8, which is provided with, to be promoted
Post 81, promotes post 81 to be less than the width of promotion groove 71 into cylindric setting and its diameter, and drive disk 8 can drive promotion when rotating
Post 81 is into and out to promote groove 71, so as to drive rotation slotted disk 7 to rotate, and the per revolution of drive disk 8, drive and rotate
The angle that slotted disk 7 rotates is equal to the angle angle between each two promotion groove 71.
As shown in figure 3, being additionally provided with limiting section 82 on drive disk 8, the outer rim of limiting section 82 is set for circular arc, and limiting section 82
Identical with the arc diameter of limit notch 72, the girth that the circular arc girth of limiting section 82 is more than or equal to the circular arc of limit notch 72 is set
Put.
As shown in Figures 2 and 3, drive shaft 83 is provided with the center of drive disk 8, drive shaft 83 passes through and is rotationally connected with rotation
The side wall of cavity 5, and its one end end being located at outside instrument body 1 is provided with and rotates handwheel 9.Drive shaft 83 is with rotating cavity 5
Side wall junction is provided with waterproof grommet（Not shown in figure）.
As shown in figure 1, the top of ground connection pricker 2 is provided with horizontally disposed forced section 21, personnel easy to operation insert or pull out
It is grounded pricker 2；The vertical segment length of ground connection pricker 2 is more than or equal to 40cm, and the bottom for being grounded pricker 2 is set for taper.
The operation principle of the present embodiment is：Handwheel 9 is rotated by driving, drives drive disk 8 to rotate, and then promotes post
81 enter in promotion groove 71 and drive rotation slotted disk 7 to rotate, and promote post 81 to rotate slotted disk 7 in limiting section 82 after departing from promotion groove 71
Stayed cool under cooperation with limit notch 72, slotted disk is rotated so as to continue to drive until promoting post 81 to turn to next circle
7 rotate, while rotate slotted disk 7 and drive plug socket 6 rotating the rotation that synchronization occurs in cavity 5 by rotary shaft 52.
Claims (8)
1. a kind of resistance measuring instrument, including instrument body (1), ground connection pricker (2), for connecting the instrument body (1) and described
It is grounded the connecting wire (3) of pricker (2), the test lead (4) for connecting the instrument body (1) and testee, the instrument
The processing unit for reception processing power information is additionally provided with device body (1), display screen is additionally provided with the instrument body (1)
(11), it is characterised in that：Offered in the instrument body (1) and rotate cavity (5), the rotation cavity (5) is in horizontally disposed
Plug socket (6) cylindric and that cylindric setting is rotatably connected into it, offer vertically on the plug socket (6) more
Individual grafting port (61), and the grafting port (61) connects with the processing unit, is opened at the roof for rotating cavity (5)
Provided with the opening (51) along plug socket (6) axial direction, it is additionally provided with the rotation cavity (5) for driving plug socket (6) to occur to turn
Dynamic runner assembly.
A kind of 2. resistance measuring instrument according to claim 1, it is characterised in that：At the axial centre of the plug socket (6)
It is rotationally connected with the rotary shaft (52) rotated in cavity (5) side wall provided with both ends, the rotary shaft (52) is horizontally disposed and one
End, which is connected with, rotates slotted disk (7), and interval is evenly distributed with multiple promotion grooves (71) on the slotted disk, and the promotion groove (71) is remote
The one end open (51) of rotary shaft (52) is set, and is additionally provided with described rotation cavity (5) side wall for driving the rotation slotted disk
(7) drive disk (8) to rotate.
A kind of 3. resistance measuring instrument according to claim 2, it is characterised in that：It is integrally formed with and pushes away on the drive disk (8)
Dynamic post (81), the promotion post (81) are less than described promotion groove (71) width, the drive disk (8) into cylindric setting and diameter
It can drive the promotion post (81) is into and out to promote so as to drive rotation slotted disk (7) to rotate in groove (71) during rotation,
The angle for promoting post (81) to drive rotation slotted disk (7) to rotate is equal to the angle angle between each two promotion groove (71)
Degree.
A kind of 4. resistance measuring instrument according to claim 3, it is characterised in that：It is additionally provided with the drive disk (8) and institute
The limiting section (82) for promoting post (81) to be oppositely arranged is stated, limiting section (82) outer rim is set for circular arc, promotion described in each two
The limit notch (72) being engaged with the limiting section (82) is equipped between groove (71), limit notch (72) inner edge is circle
Arc is set, and the limiting section (82) is identical with the diameter of the circular arc of the limit notch (72), the circle of the limiting section (82)
Arc arc length is more than or equal to the circular arc arc length of the limit notch (72).
A kind of 5. resistance measuring instrument according to claim 4, it is characterised in that：It is provided with and drives at drive disk (8) center
Moving axis (83), the drive shaft (83) passes through and is rotationally connected with the side wall of the rotation cavity, and the drive shaft (83)
One end end outside positioned at instrument body (1) is provided with and rotates handwheel (9).
A kind of 6. resistance measuring instrument according to claim 5, it is characterised in that：The drive shaft (83) rotates sky with described
Chamber side wall junction is provided with waterproof grommet.
A kind of 7. resistance measuring instrument according to claim 1, it is characterised in that：The plug socket (6) rotates sky with described
Chamber (5) is provided with sealing and dustproof circle in opening (51) place along the circle of opening (51) one.
A kind of 8. resistance measuring instrument according to claim 1, it is characterised in that：The top of the ground connection pricker (2) is provided with water
The flat forced section (21) set, the vertical segment length of the ground connection pricker (2) are more than or equal to 40cm, and the bottom of the ground connection pricker (2)
Hold and set for taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153687.8U CN207096335U (en) | 2017-09-08 | 2017-09-08 | A kind of resistance measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153687.8U CN207096335U (en) | 2017-09-08 | 2017-09-08 | A kind of resistance measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207096335U true CN207096335U (en) | 2018-03-13 |
Family
ID=61540756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721153687.8U Expired - Fee Related CN207096335U (en) | 2017-09-08 | 2017-09-08 | A kind of resistance measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207096335U (en) |
Cited By (1)
| 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 |
-
2017
- 2017-09-08 CN CN201721153687.8U patent/CN207096335U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207096335U (en) | A kind of resistance measuring instrument | |
| CN108574314A (en) | Belt intelligent electric automobile charging system | |
| CN201413924Y (en) | Wring board with socket capable of being rotated in direction | |
| CN207181528U (en) | Resistance measuring instrument | |
| CN208157798U (en) | A kind of three-in-one rotation charging cable | |
| CN201549753U (en) | Dial type multi-socket outlet | |
| CN204464513U (en) | A kind of earth connection box | |
| CN213366887U (en) | Cable connecting device for data processing equipment of data decision system | |
| CN211426601U (en) | Prevent falling and universal meter that socket can hide protection | |
| CN109802274B (en) | Steerable plug | |
| CN203929248U (en) | A kind of long apart from temperature measuring equipment | |
| CN207081754U (en) | A kind of primary equipment intelligent detection device | |
| CN202352982U (en) | Safety socket | |
| CN206490281U (en) | A kind of antiwind 360 rotating connectors of power line | |
| CN207530234U (en) | A kind of power cord plug that can quickly store | |
| CN205489691U (en) | Portable charger | |
| CN203250961U (en) | Rotary type wire branching socket | |
| CN206930729U (en) | A kind of Novel lightning arrester live testing instrument | |
| CN204045817U (en) | A kind of smart jack based on bi-directional RF technology | |
| CN203966653U (en) | A kind of agricultural water pump cable | |
| CN207691120U (en) | A kind of high resolution audio and video data encryption interface | |
| CN209167401U (en) | A kind of Portable universal meter | |
| CN212542754U (en) | Single-phase two-pole plug with groove position | |
| CN202503135U (en) | Deformable power plug | |
| CN210570503U (en) | Ultra-wide angle warning detection device of circuit rotary connector |
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: 20180313 Termination date: 20200908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |