CN209356579U - A kind of Insulation Resistance Tester for the detection of cable insulation degree of aging - Google Patents
A kind of Insulation Resistance Tester for the detection of cable insulation degree of aging Download PDFInfo
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- CN209356579U CN209356579U CN201821854727.6U CN201821854727U CN209356579U CN 209356579 U CN209356579 U CN 209356579U CN 201821854727 U CN201821854727 U CN 201821854727U CN 209356579 U CN209356579 U CN 209356579U
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Abstract
The utility model provides a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging, including resistance meter ontology, the bottom end of the resistance meter ontology is provided with fixed bottom plate, the side of the resistance meter ontology is provided with circular hole, and circular hole is internally provided with zero knob of school, the side of the resistance meter ontology is provided with radiator window, and radiator window is internally provided with Air Filter, there are three binding posts for the back side setting of the resistance meter ontology, the first phase line has been electrically connected on three binding posts, second phase line and third phase line, and first phase line, second phase line and third phase line respectively correspond each conducting wire in three-phase electricity, the utility model can be shown the resistance data of monitoring in a variety of forms, people are allowed timely to grasp the changing rule of resistance, it improves to cable resistance The efficiency of monitoring meets the connection operation of route under different complex situations, and resistance meter is allowed to have stronger flexibility.
Description
Technical field
The utility model relates to cable monitoring technical fields, and in particular to one kind is detected for cable insulation degree of aging
Insulation Resistance Tester.
Background technique
With the continuous development of science and technology, electric power becomes essential there are part in people's life, and power circuit is main
It is divided into transmission line of electricity and distribution line, related work person needs that regularly power circuit is overhauled and safeguarded, power transmission line
In resistance this parameter, very important effect is played in maintenance and maintenance to electric power.Digital insulation resistance testing instrument: it can survey
The degree of aging of the insulating layer of wire and cable and pressure-resistant insulating resistance value out.
But the load wiring end of existing digital insulation resistance testing instrument, structure is too simple, and it is impossible to meet various
Connection requirement under complex situations causes people not to be available the survey that digital insulation resistance testing instrument carries out resistance to power transmission line
Amount, to the measurement of circuitous resistance there are biggish error, overall structure is unreasonable, the use of people is influenced, it is impossible to ensure that people
Normal working environment.Therefore, it needs to design a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging
To solve the above problems.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide one kind to be used for cable insulation aging
The Insulation Resistance Tester of degree detecting, especially a kind of monitoring Environmental security, strong flexibility, the accurate resistance test of measurement
Instrument.
To achieve the goals above, the utility model provides the following technical solutions: one kind being used for cable insulation aging journey
The Insulation Resistance Tester of detection is spent, including resistance meter ontology, the bottom end of the resistance meter ontology are provided with fixation
Bottom plate, the side of the resistance meter ontology be provided with circular hole, and circular hole is internally provided with zero knob of school, the resistance test
The side of instrument ontology is provided with radiator window, and radiator window is internally provided with Air Filter, and the back side of the resistance meter ontology is set
It sets there are three binding post, has been electrically connected the first phase line, the second phase line and third phase line on three binding posts, and the
One phase line, the second phase line and third phase line respectively correspond each conducting wire in three-phase electricity, the top of the resistance meter ontology
Portion surface is provided with resistance value display panel, is provided with arc panel above the resistance meter ontology, and on arc panel respectively
It is provided with test switch and mode selection switch, is provided with digital display screen, one end of first phase line above the arc panel
It is connected with termination, and termination is by main traverse line；The total connector being connected on main traverse line one end；It is socketed in total connector and master
The insulation leather sheath on conducting wire surface layer；The first separated time head, the second separated time head and the common structure of third separated time head being both connected on total connector
At the first separated time head is chip architecture of the spring outstanding, and the second separated time head is zigzag laminated structure, the third point
The end of a thread is jaw laminated structure, the first separated time head, the second separated time head and third separated time head pass through conducting wire and total connector it
Between be electrically connected.
Further, the fixed bottom plate is provided with fixed bottom plate in positive middle position, and the fixed bottom plate is just
Face is provided with handle, be provided with circular trough above the fixed bottom plate, and circular trough is internally provided with battery main switch.
Further, zero knob of school by be fixedly mounted on resistance meter ontology fixing shell, setting is solid
Determine to be formed between zero gear of zero gear of school and school of interior of shell and rotates synchronously the drive rod of connection, is socketed on drive rod
Bearing, the loop bar being socketed on drive rod one end collectively form, and the loop bar is moved horizontally with drive rod formation, and the bearing is solid
Dingan County is mounted in the inside of fixing shell.
Further, the loop bar is internally provided with guide rod, and one end of drive rod is provided with sliding plunger, sliding
Eccentric orfice is provided on piston, guide rod is plugged on the inside of eccentric orfice.
Further, one jiao of the resistance meter body interior is provided with battery, and resistance meter ontology leans on
Charge port is provided on the side outer wall of nearly battery.
Further, the poly- one end of first phase line, the second phase line and the third phase congruence is connected with digital circuit, and number
It connects between word circuit and resistance meter ontology, is connected between resistance meter ontology and digital display screen.
Further, A/D converter is provided on the digital display screen, and the form of digital display screen display is broken line figure.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model uses digital display screen and resistance value display panel, can be in a variety of forms the resistance number of monitoring
According to being shown, convenient for the use of people, people can be allowed timely to grasp the changing rule of resistance, substantially increased to electricity
The efficiency of cable electrical resistance monitoring；
2, it by the first separated time head of setting, the second separated time head and third separated time head, can satisfy under different complex situations
The connection operation of route allows resistance meter to have stronger flexibility, timely knows the degree of aging of cable, ensure that just
The supply of normal electric power；
3, by the loop bar of setting, drive rod and fixing shell, zero knob of school can be allowed preferably to fold, avoided normal
Maloperation when use improves the precision to resistance value processing；
4, by the battery main switch of setting, fixed plate and handle, resistance meter is held convenient for people, allows people
The test environment safer in one, can timely allow resistance meter power on/off.
Detailed description of the invention
Fig. 1 be the utility model proposes it is a kind of for cable insulation degree of aging detection Insulation Resistance Tester
Structural schematic diagram.
Fig. 2 be the utility model proposes it is a kind of for cable insulation degree of aging detection Insulation Resistance Tester
Total joint structure schematic diagram.
Fig. 3 be the utility model proposes it is a kind of for cable insulation degree of aging detection Insulation Resistance Tester
Zero knob structure schematic diagram of school.
Fig. 4 be the utility model proposes it is a kind of for cable insulation degree of aging detection Insulation Resistance Tester
Test circuit structure schematic diagram.
Main element symbol description: the fixed bottom plate of 1-；2- resistance meter ontology；Zero knob of the school 3-；4- radiator window；5- connects
Terminal；The first phase line of 6-；The second phase line of 7-；8- third phase line；9- resistance value display panel；10- test switch；11- fixed plate；
12- handle；13- digital display screen；14- mode selection switch；15- battery main switch；16- main traverse line；17- insulation leather sheath；18- always connects
Head；19- the first separated time head；20- the second separated time head；21- third separated time head；Zero gear of the school 22-；23- drive rod；24- is fixed outer
Shell；25- bearing；26- loop bar；27- battery；28- digital circuit.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Please referring also to Fig. 1 to Fig. 4, a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging wrap
Resistance meter ontology 2 is included, the bottom end of resistance meter ontology 2 is provided with fixed bottom plate 1, resistance meter ontology 2 and fixation
It is attached between bottom plate 1 by bolt, the side of resistance meter ontology 2 is provided with circular hole, and circular hole is internally provided with school
Zero knob 3 can carry out school Z-operation to resistance meter ontology 2 by zero knob 3 of school, to improve resistance meter ontology
2 monitoring accuracy, the side of resistance meter ontology 2 be provided with radiator window 4, and radiator window 4 is internally provided with Air Filter, can
The heat for making 2 inside of resistance meter ontology extra timely sheds, and there are three wiring for the back side setting of resistance meter ontology 2
The first phase line 6, the second phase line 7 and third phase line 8, and the first phase line 6, has been electrically connected on three binding posts 5 in column 5
Two phase lines 7 and third phase line 8 respectively correspond each conducting wire in three-phase electricity, the top surface setting of resistance meter ontology 2
There is resistance value display panel 9, numerical value display panel 9 is internally provided with pointer, can accurately carry out to resistance meter ontology 2
It reads, is provided with arc panel above resistance meter ontology 2, and be respectively arranged with test switch 10 and model selection on arc panel
Switch 14 is configured convenient for parameter of the people to resistance meter ontology 2, and digital display screen 13 is provided with above arc panel, the
One end of one phase line 6 is connected with termination, and termination is by main traverse line 16；The total connector being connected on 16 one end of main traverse line
18；It is socketed in the insulation leather sheath 17 on 16 surface layer of total connector 18 and main traverse line；Be both connected to the first separated time head 19 on total connector 18,
Second separated time head 20 and third separated time head 21 collectively form, and the first separated time head 19 is chip architecture of the spring outstanding, the second separated time head
20 be zigzag laminated structure, and third separated time head 21 is jaw laminated structure, the first separated time head 19, the second separated time head 20 and third
Separated time head 21 between conducting wire and total connector 18 by being electrically connected.
Further, fixed bottom plate 1 is provided with fixed bottom plate 1, the front setting of fixed bottom plate 1 in positive middle position
There is a handle 12, the top of fixed bottom plate 1 is provided with circular trough, and circular trough is internally provided with battery main switch 15, can be quick
Monitoring of the realization to the on-off of 2 internal electric energy of resistance meter ontology, convenient for people to cable.
Further, zero knob 3 of school by be fixedly mounted on resistance meter ontology 2 fixing shell 24, setting is solid
Determine to be formed between zero gear 22 of zero gear 22 of school inside shell 24 and school and rotates synchronously the drive rod 23 of connection, is socketed in biography
Bearing 25 in lever 23, the loop bar 26 being socketed on 23 one end of drive rod collectively form, and loop bar 26 and drive rod 23 form water
Translation is dynamic, and bearing 25 is fixedly mounted on the inside of fixing shell 24, structurally reasonable, can store, avoid to zero knob 3 of school
The maloperation generated when resistance meter ontology 2 uses.
Further, loop bar 26 is internally provided with guide rod, and one end of drive rod 23 is provided with sliding plunger, sliding
Eccentric orfice is provided on piston, guide rod is plugged on the inside of eccentric orfice, loop bar 26 can be extracted from drive rod 23 a bit of
Distance be not in the relative rotation between loop bar 26 and drive rod 23 and when rotating zero knob 3 of school.
Further, one jiao inside resistance meter ontology 2 is provided with battery 27, and resistance meter ontology 2 leans on
It is provided with charge port on the side outer wall of nearly battery 27, convenient for the charging to battery 27, battery 27 is resistance meter
Ontology 2 provides power supply.
Further, one end that the first phase line 6, the second phase line 7 and third phase line 8 converge is connected with digital circuit 28, and
It connects between digital circuit 28 and resistance meter ontology 2, is connected between resistance meter ontology 2 and digital display screen 13, number electricity
The electric power of the 28 pairs of receiving in road is handled, and is transmitted on resistance meter ontology 2, realizes the monitoring to cable resistance.
Further, A/D converter is provided on digital display screen 13, and the form shown on digital display screen 13 is broken line figure,
It is capable of the rule of the big data of clear response measurement, brings great convenience to operator.
Working principle: in use, firstly, operator extracts loop bar 26 from drive rod 23, rotation loop bar 26 drives school
The rotation of zero gear 22, achievees the purpose that 2 school zero of resistance meter ontology, then, operator selects the first different separated time heads
19, the second separated time head 20 and third separated time head 21 are attached with the circuit surveyed, to realize the first phase line 6, the second phase line 7
Connection relationship between third phase line 8 and circuit, first startup power supply master switch 15, allows battery 27 to resistance meter ontology
2 are powered, starting test switch 10, the formal monitoring results for starting to carry out cable resistance, the choosing of operator's rotation mode
Switch 14 is selected, different parameters is selected, the monitoring of resistance is carried out to cable, the place of the data monitored by 28 Duis of digital circuit
Reason, allows the resistance value of monitoring to show on resistance value display panel 9, then the conversion of the logarithm by A/D converter, makes
The resistance value that must be monitored is shown on digital display screen 13 in the form of line chart, for operator efficiently to the rule of resistance value
Rule is judged.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (7)
1. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging, which is characterized in that including resistance test
The bottom end of instrument ontology (2), the resistance meter ontology (2) is provided with fixed bottom plate (1), the resistance meter ontology (2)
Side be provided with circular hole, and circular hole is internally provided with zero knob of school (3), and the side of the resistance meter ontology (2) is provided with
Radiator window (4), and radiator window (4) is internally provided with Air Filter, there are three the back side settings of the resistance meter ontology (2)
The first phase line (6), the second phase line (7) and third phase line has been electrically connected on three binding posts (5) in binding post (5)
(8), and the first phase line (6), the second phase line (7) and third phase line (8) respectively correspond each conducting wire in three-phase electricity, the electricity
The top surface of resistance tester ontology (2) is provided with resistance value display panel (9), is set above the resistance meter ontology (2)
Be equipped with arc panel, and be respectively arranged with test switch (10) and mode selection switch (14) on arc panel, the arc panel it is upper
Side is provided with digital display screen (13), and one end of first phase line (6) is connected with termination, and termination is by main traverse line
(16)；The total connector (18) being connected on main traverse line (16) one end；It is socketed in the exhausted of total connector (18) and main traverse line (16) surface layer
Edge leather sheath (17)；The first separated time head (19), the second separated time head (20) and the third separated time head being both connected on total connector (18)
(21) it collectively forms, the first separated time head (19) is chip architecture of the spring outstanding, and the second separated time head (20) is zigzag
Laminated structure, the third separated time head (21) be jaw laminated structure, the first separated time head (19), the second separated time head (20) and
Third separated time head (21) between conducting wire and total connector (18) by being electrically connected.
2. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 1, special
Sign is that the fixed bottom plate (1) is provided with fixed bottom plate (1) in positive middle position, the front of the fixed bottom plate (1)
It is provided with handle (12), is provided with circular trough above the fixed bottom plate (1), and circular trough is internally provided with battery main switch
(15)。
3. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 1, special
Sign is, zero knob of school (3) by be fixedly mounted on resistance meter ontology (2) fixing shell (24), setting is solid
Determine to be formed between shell (24) internal zero gear of school (22) and zero gear of school (22) rotate synchronously the drive rod (23) connected,
The bearing (25) being socketed on drive rod (23), the loop bar (26) being socketed on drive rod (23) one end collectively form, the set
Bar (26) is formed with drive rod (23) and is moved horizontally, and the bearing (25) is fixedly mounted on the inside of fixing shell (24).
4. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 3, special
Sign is that the loop bar (26) is internally provided with guide rod, and one end of drive rod (23) is provided with sliding plunger, and sliding is lived
It is provided with eccentric orfice beyond the Great Wall, guide rod is plugged on the inside of eccentric orfice.
5. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 1, special
Sign is that one jiao of resistance meter ontology (2) inside is provided with battery (27), and resistance meter ontology (2) leans on
Charge port is provided on the side outer wall of nearly battery (27).
6. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 1, special
Sign is that one end of first phase line (6), the second phase line (7) and third phase line (8) convergence is connected with digital circuit (28),
And connected between digital circuit (28) and resistance meter ontology (2), connect between resistance meter ontology (2) and digital display screen (13)
It connects.
7. a kind of Insulation Resistance Tester for the detection of cable insulation degree of aging according to claim 1, special
Sign is, A/D converter is provided on the digital display screen (13), and the form shown on digital display screen (13) is broken line figure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854727.6U CN209356579U (en) | 2018-11-12 | 2018-11-12 | A kind of Insulation Resistance Tester for the detection of cable insulation degree of aging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854727.6U CN209356579U (en) | 2018-11-12 | 2018-11-12 | A kind of Insulation Resistance Tester for the detection of cable insulation degree of aging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356579U true CN209356579U (en) | 2019-09-06 |
Family
ID=67783348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821854727.6U Active CN209356579U (en) | 2018-11-12 | 2018-11-12 | A kind of Insulation Resistance Tester for the detection of cable insulation degree of aging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356579U (en) |
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2018
- 2018-11-12 CN CN201821854727.6U patent/CN209356579U/en active Active
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