CN110441581A - A kind of power grid bus current measuring device - Google Patents
A kind of power grid bus current measuring device Download PDFInfo
- Publication number
- CN110441581A CN110441581A CN201910640270.1A CN201910640270A CN110441581A CN 110441581 A CN110441581 A CN 110441581A CN 201910640270 A CN201910640270 A CN 201910640270A CN 110441581 A CN110441581 A CN 110441581A
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- Prior art keywords
- main tank
- power grid
- bus current
- measuring device
- grid bus
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- 230000006835 compression Effects 0.000 claims abstract description 22
- 238000007906 compression Methods 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 claims abstract description 18
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 6
- 244000152100 Sorbus torminalis Species 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
The invention discloses a kind of power grid bus current measuring devices, its structure includes handle, main tank, adjusting knob, gas-permeable nets, bindiny mechanism, measuring head, measure line, slide switch, ammeter, switch and general supply button, the power grid bus current measuring device is by being provided with bindiny mechanism, measuring head good connecting effect, and it is easy to disassemble, when use, when operation connection measuring head, the measurement line upper splicing end connecting with measuring head is inserted into adapter, move hand lever to the left manually, hand lever is hinged along free bearing, flat bar is driven to move above connecting plate, the movement so that the T bar hinged with flat bar is taken advantage of a situation, the compression bar then connecting with T bar is moved to the left in the cylinder of hole, the contact pin that conductive sheet on compression bar is bonded to the left in promotion adapter recess, which sufficiently contacts with each other, completes connection, connection type is simple and efficient, to measurement after being easy to use The disassembly receiving of head.
Description
Technical field
The present invention relates to current measurement techniques fields, and in particular to a kind of power grid bus current measuring device.
Background technique
The power transformation of the various voltages entirety that electric line forms in one's power, referred to as power network in electric system, abbreviation power grid,
Bus in power grid refers to the conducting wire for collecting and distributing electric power, and power grid bus current measuring device is to the electricity in bus
The equipment that power electric current measures is led to after connection in use since measuring head is attached by device lead
The metallic conductor contact buses for crossing measuring head measure, and after use, usual measuring head is only easily placed in above device,
Long-term idle exposure is in the environment, more to the loss of measuring head, on the one hand, connecting line may be made because notch occurs in a variety of causes
At security risk, the appearance for phenomena such as on the other hand factors may being waited to corrode through moisture measuring head inside is existing
The measuring head of measuring device and device are by using welded connecting in technology, it is difficult to measuring head be carried out disassembly receipts after use
Hold.
Summary of the invention
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of power grid bus current measuring device is solved and measured in the prior art
The measuring head and device of device are by using welded connecting, it is difficult to which the problem of measuring head is carried out disassembly receiving after use reaches
Detachable connection, simple and practical advantage are arrived.
(2) technical solution
The present invention is achieved through the following technical solutions: the invention proposes a kind of power grid bus current measuring device, including handle,
Main tank, adjusting knob, gas-permeable nets, bindiny mechanism, measuring head, measurement line, slide switch, ammeter, switch and general supply button, it is described
Handle bottom surface is bonded on main tank top surface, and the adjusting knob insertion is installed on main tank, and the main tank right side is equipped with connection
Mechanism, the gas-permeable nets are vertically arranged on the right side of bindiny mechanism, and the measuring head is connected with measurement line tail end, and the sliding is opened
It closes and is slided along main tank prism level, the ammeter is anchored on main tank prism, and the switch is located on the left of ammeter, institute
General supply button is stated to be fixedly installed on main tank, the bindiny mechanism include mounting plate, connecting plate, screw socket, quarter butt, free bearing, flat bar,
Hole cylinder, compression bar, conducting wire, conductive sheet, adapter, T bar and hand lever, the mounting plate are installed on inside main tank by screw fitting
On side plate, the connecting plate is fixedly installed on mounting plate by screw socket, and the quarter butt and free bearing are rotatablely connected, the flat bar with
T bar is rotatablely connected, and is interspersed with compression bar on the hole cylinder, the conducting wire is mutually welded with adapter upper notch guide card, the conductive sheet
On be welded with inside conducting wire and main tank and be connected, the hand lever is integrated molding structure, the hand lever and master with quarter butt
Respective slot is reserved on the installation position of case.
Further, hole cylinder bottom surface is welded on connecting plate, is fastened with conductive sheet on the left of the compression bar.
Further, the conductive sheet and adapter are located in same horizontal line.
Further, the measurement line includes flowing into main side, contact pin and outflow end, the inflow main side right side and outflow end
Integration connection, the inflow main side left side are electrically connected with measuring head, and outflow end, the contact pin are fixedly welded in the contact pin
Limit is fixed on adapter.
Further, the main tank bottom surface is equipped with anti-skid chequer, and anti-skid chequer is uniformly distributed along its bottom surface.
Further, the handle is equipped with 2 altogether.
Further, the quarter butt and hand lever constitute L-shaped structure.
Further, the compression bar, conducting strip width are less than adapter upper notch width, and the conducting wire is electrically connected with ammeter
It connects.
Further, the handle is made of rubber, and quality is softer, comfort level is good.
Further, the flat bar is made of aluminium alloy, and hardness is big, density is high.
Further, the power supply mode that the main tank uses is input charging type, supply district 110-370VDC.
(3) beneficial effect
The present invention compared with the existing technology, has the advantages that
For solve in the prior art the measuring head of measuring device and device by using welded connecting, it is difficult to after use will measurement
Head carries out the problem of disassembly receiving, by being provided with bindiny mechanism, measuring head good connecting effect and easy to disassemble, in use, behaviour
When making connection measuring head, the measurement line upper splicing end connecting with measuring head is inserted into adapter, moves hand lever to the left manually,
Hand lever is hinged along free bearing, and flat bar is driven to move above connecting plate, the movement so that the T bar hinged with flat bar is taken advantage of a situation, then with T
The compression bar of bar connection is moved to the left in the cylinder of hole, and the conductive sheet on compression bar is bonded to the left pushes the contact pin in adapter recess abundant
Contact with each other completion connection, and connection type is simple and efficient, accommodates after being easy to use to the disassembly of measuring head.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is bindiny mechanism's side view of the invention；
Fig. 3 is bindiny mechanism's structural schematic diagram of the invention；
Fig. 4 is connecting board structure schematic diagram of the invention；
Fig. 5 is measurement cable architecture schematic diagram of the invention.
In figure: handle -1, adjusting knob -3, gas-permeable nets -4, bindiny mechanism -5, measuring head -6, measurement line -7, is slided main tank -2
Dynamic switch -8, ammeter -9, switch -10, general supply button -11, mounting plate -501, connecting plate -502, screw socket -503, quarter butt -
504, free bearing -505, flat bar -506, hole cylinder -507, compression bar -508, conducting wire -509, conductive sheet -510, adapter -511, T bar -
512, hand lever -513, inflow main side -71, contact pin -72, outflow end -73.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are please referred to, the present invention provides a kind of power grid bus current measuring device: including handle
Hand 1, main tank 2, adjusting knob 3, gas-permeable nets 4, bindiny mechanism 5, measuring head 6, measurement line 7, slide switch 8, ammeter 9, switch 10
With general supply button 11,1 bottom surface of handle is bonded on 2 top surface of main tank, and the insertion of adjusting knob 3 is installed on main tank 2,2 right side of main tank
It is equipped with bindiny mechanism 5, gas-permeable nets 4 are vertically arranged to 5 right side of bindiny mechanism, and measuring head 6 is connected with measurement 7 tail end of line, sliding
Dynamic switch 8 is slided along 2 prism level of main tank, and ammeter 9 is anchored on 2 prism of main tank, and it is left that switch 10 is located at ammeter 9
Side, general supply button 11 are fixedly installed on main tank 2, and bindiny mechanism 5 includes mounting plate 501, connecting plate 502, screw socket 503, quarter butt
504, free bearing 505, flat bar 506, hole cylinder 507, compression bar 508, conducting wire 509, conductive sheet 510, adapter 511, T bar 512 and manually
Bar 513, mounting plate 501 are installed on 2 inside side plate of main tank by screw fitting, and connecting plate 502 is fixedly mounted by screw socket 503
In on mounting plate 501, quarter butt 504 and free bearing 505 are rotatablely connected, and flat bar 506 is rotatablely connected with T bar 512, are interted on hole cylinder 507
There is compression bar 508, conducting wire 509 is mutually welded with 511 upper notch guide card of adapter, and conducting wire 509 and main tank 2 are welded on conductive sheet 510
Inside is connected, and hand lever 513 is integrated molding structure with quarter butt 504, on the installation position of the hand lever 513 and main tank 2
It is reserved with respective slot.
Wherein, 507 bottom surfaces of the hole cylinder are welded on connecting plate 502, are fastened with conductive sheet 510 on the left of the compression bar 508.
Wherein, the conductive sheet 510 is located in same horizontal line with adapter 511.
Wherein, the measurement line 7 includes flowing into main side 71, contact pin 72 and outflow end 73,71 right side of inflows main side and
73 integration connection of outflow end, 71 left side of inflow main side are electrically connected with measuring head 6, are fixedly welded with stream in the contact pin 72
Outlet 73, the limit of contact pin 72 are fixed on adapter 511.
Wherein, 2 bottom surface of main tank is equipped with anti-skid chequer, and anti-skid chequer is uniformly distributed along its bottom surface, sets anti-skidding behind ground
Effect is good.
Wherein, the handle 1 is equipped with 2 altogether, and using effect is good.
Wherein, the quarter butt 504 constitutes L-shaped structure with hand lever 513, and convenient for manual control, cooperation control compression bar 508 is mobile.
Wherein, the compression bar 508,510 width of conductive sheet are less than 511 upper notch width of adapter, convenient on compression bar 508
Conductive sheet 510 moves into recess, comes into full contact with contact pin 72, the conducting wire 509 is electrically connected with ammeter 9, convenient for leading to measurement data
Overcurrent table 9 is shown, convenient for users to reading data.
Wherein, the power supply mode that the main tank 2 uses is input charging type, supply district 110-370VDC.
Wherein, the handle 1 is made of rubber, and quality is softer, comfort level is good.
Wherein, the flat bar 506 is made of aluminium alloy, and hardness is big, density is high.
According to upper table, flat bar 506 of the present invention is made of aluminium alloy, and hardness is big, density is high.
Switch 10 described in this patent refers to that one can make open circuit, make current interruptions or it be made to flow to other circuits
Electronic component；The ammeter 9 is the effect magnetic field force induced in magnetic field according to electrical conductor and it is manufactured, in ammeter 9
There is a permanent magnet in portion, generates magnetic field in interpolar, has a coil in magnetic field, respectively there is a balance spring spring at coil both ends.
Working principle: before using power grid bus current measuring device, first checking the use function of measuring device,
Normal use is guaranteed, in use, being provided with bindiny mechanism 5, operation to make 6 good connecting effect of measuring head and easy to disassemble
When connecting measuring head 6,7 upper splicing of measurement line, 72 end connecting with measuring head 6 is inserted into adapter 511, is moved to the left manually
Hand lever 513, hand lever 513 is hinged along free bearing 505, drives flat bar 506 to move above connecting plate 502, so that with flat bar
506 hinged T bars 512 are taken advantage of a situation movement, then the compression bar 508 connecting with T bar 512 is moved to the left in hole cylinder 507, on compression bar 508
Conductive sheet 510 be bonded to the left push 511 recess of adapter in contact pin 72 sufficiently contact with each other, be against hole on the right side of T bar 512
On cylinder 507, compression bar 508 just fastens contact pin 72, so that 7 upper splicing 72 of measurement line connecting with measuring head 6 is the same as adapter 511
And precision component closure is measured on main tank 2, data when measuring head 6 detects, which can completely be fed back to inside main tank 2, completes power grid
Bus current measurement, connection type are simple and efficient, and are accommodated after being easy to use to the disassembly of measuring head 6.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, and the present invention makes
The standardized element used can commercially, and shaped piece can be ordered according to specification and attached drawing record
System, the specific connection type of each part are all made of the conventional means such as in the prior art mature tap rivet, welding, machinery,
Part and equipment are all made of in the prior art, conventional model, in addition circuit connection is using connection side conventional in the prior art
Formula, this will not be detailed here.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of power grid bus current measuring device, including handle (1), main tank (2), adjusting knob (3), gas-permeable nets (4), measuring head
(6), line (7), slide switch (8), ammeter (9), switch (10) and general supply button (11) are measured, handle (1) bottom surface is viscous
It ties on main tank (2) top surface, adjusting knob (3) insertion is installed on main tank (2), and main tank (2) right side, which is equipped with, to be connected
Connection mechanism (5), the gas-permeable nets (4) are vertically arranged on the right side of bindiny mechanism (5), the measuring head (6) and measurement line (7) tail end
It is connected, the slide switch (8) is slided along main tank (2) prism level, and the ammeter (9) is anchored on main tank (2) oblique side
On face, the switch (10) is located on the left of ammeter (9), and the general supply button (11) is fixedly installed on main tank (2)；
It is characterized by also including bindiny mechanism (5), the bindiny mechanism (5) include mounting plate (501), connecting plate (502),
Screw socket (503), quarter butt (504), free bearing (505), flat bar (506), hole cylinder (507), compression bar (508), conducting wire (509), conductive sheet
(510), adapter (511), T bar (512) and hand lever (513), the mounting plate (501) are installed on main tank by screw fitting
(2) on internal side plate, the connecting plate (502) is fixedly installed on mounting plate (501) by screw socket (503), the quarter butt
(504) it is rotatablely connected with free bearing (505), the flat bar (506) and T bar (512) are rotatablely connected, and are interted on the hole cylinder (507)
Have compression bar (508), the conducting wire (509) is mutually welded with adapter (511) upper notch guide card, is welded on the conductive sheet (510)
Have and be connected inside conducting wire (509) and main tank (2), the hand lever (513) is integrated molding structure, institute with quarter butt (504)
It states and is reserved with respective slot on the installation position of hand lever (513) and main tank (2).
2. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the hole cylinder (507) bottom
Face is welded on connecting plate (502), is fastened with conductive sheet (510) on the left of the compression bar (508).
3. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the conductive sheet (510)
It is located in same horizontal line with adapter (511).
4. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: measurement line (7) packet
It includes and flows into main side (71), contact pin (72) and outflow end (73), it is integrated with outflow end (73) on the right side of the inflow main side (71) to connect
It connects, is electrically connected on the left of the inflow main side (71) with measuring head (6), is fixedly welded with outflow end (73) on the contact pin (72),
Contact pin (72) limit is fixed on adapter (511).
5. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: main tank (2) bottom surface
It is equipped with anti-skid chequer, and anti-skid chequer is uniformly distributed along its bottom surface.
6. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the handle (1) sets altogether
There are 2.
7. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the quarter butt (504) with
Hand lever (513) constitutes L-shaped structure.
8. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the compression bar (508) is led
Electric piece (510) width is less than adapter (511) upper notch width, and the conducting wire (509) is electrically connected with ammeter (9).
9. a kind of power grid bus current measuring device according to claim 1, it is characterised in that: the main tank (2) uses
Power supply mode be input charging type, supply district 110-370VDC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640270.1A CN110441581B (en) | 2019-07-16 | 2019-07-16 | Power grid bus current measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640270.1A CN110441581B (en) | 2019-07-16 | 2019-07-16 | Power grid bus current measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110441581A true CN110441581A (en) | 2019-11-12 |
| CN110441581B CN110441581B (en) | 2023-12-29 |
Family
ID=68429703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910640270.1A Active CN110441581B (en) | 2019-07-16 | 2019-07-16 | Power grid bus current measuring device |
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| Country | Link |
|---|---|
| CN (1) | CN110441581B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433370A (en) * | 2021-04-20 | 2021-09-24 | 北京兴业建达电气有限公司 | Current measuring method and device in power grid |
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| CN203551607U (en) * | 2013-11-08 | 2014-04-16 | 国家电网公司 | Claw type current transformer connection frame |
| CN204086366U (en) * | 2014-08-26 | 2015-01-07 | 广运科技（苏州）有限公司 | A kind of circuit board voltage measurement jig |
| CN108107311A (en) * | 2017-11-24 | 2018-06-01 | 中车唐山机车车辆有限公司 | Connecton layout and detecting system |
| CN207502561U (en) * | 2017-10-16 | 2018-06-15 | 深圳市鸿智电子技术有限公司 | A kind of backlight board finished product testing fixture for electrical property |
| CN108593994A (en) * | 2018-04-25 | 2018-09-28 | 广东电网有限责任公司 | Telescopic ammeter ancillary equipment |
| CN208270651U (en) * | 2018-05-15 | 2018-12-21 | 保定贝西电力科技有限公司 | A kind of resistance meter that electric operating uses |
| CN208681707U (en) * | 2018-08-31 | 2019-04-02 | 中国铁路兰州局集团有限公司中卫工务段 | A kind of offline rubber pad placed under-neath rail of multifunctional railway replacement recycles cutting machine |
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2019
- 2019-07-16 CN CN201910640270.1A patent/CN110441581B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB706571A (en) * | 1951-08-01 | 1954-03-31 | Ferranti Ltd | An improved device for measuring electric currents |
| CN203551607U (en) * | 2013-11-08 | 2014-04-16 | 国家电网公司 | Claw type current transformer connection frame |
| CN204086366U (en) * | 2014-08-26 | 2015-01-07 | 广运科技（苏州）有限公司 | A kind of circuit board voltage measurement jig |
| CN207502561U (en) * | 2017-10-16 | 2018-06-15 | 深圳市鸿智电子技术有限公司 | A kind of backlight board finished product testing fixture for electrical property |
| CN108107311A (en) * | 2017-11-24 | 2018-06-01 | 中车唐山机车车辆有限公司 | Connecton layout and detecting system |
| CN108593994A (en) * | 2018-04-25 | 2018-09-28 | 广东电网有限责任公司 | Telescopic ammeter ancillary equipment |
| CN208270651U (en) * | 2018-05-15 | 2018-12-21 | 保定贝西电力科技有限公司 | A kind of resistance meter that electric operating uses |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433370A (en) * | 2021-04-20 | 2021-09-24 | 北京兴业建达电气有限公司 | Current measuring method and device in power grid |
| CN113433370B (en) * | 2021-04-20 | 2022-09-06 | 北京兴业建达电气有限公司 | Current measuring method and device in power grid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110441581B (en) | 2023-12-29 |
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