CN209707595U - Cable conductors resistance testing device - Google Patents
Cable conductors resistance testing device Download PDFInfo
- Publication number
- CN209707595U CN209707595U CN201821894517.XU CN201821894517U CN209707595U CN 209707595 U CN209707595 U CN 209707595U CN 201821894517 U CN201821894517 U CN 201821894517U CN 209707595 U CN209707595 U CN 209707595U
- Authority
- CN
- China
- Prior art keywords
- cable
- sliding slot
- bottom plate
- electrode holder
- groups
- 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.)
- Active
Links
Abstract
The utility model discloses cable conductors resistance testing devices, including bottom plate, fixed column is provided at left and right sides of the surface of bottom plate, cable is connected between two groups of fixed columns, earth leakage protective device is provided on the left of the surface of bottom plate, the left side of cable is connected with earth leakage protective device, the surface of bottom plate offers sliding slot, the left slide of sliding slot is connected with potential electrode holder, potential electrode holder is slidably connected on the right side of sliding slot, the surface of bottom plate is provided with graduated scale, fixed block is provided at left and right sides of the inner cavity of sliding slot, slide bar is connected between two groups of fixed blocks, the utility model design structure is reasonable, it can change the spacing between potential electrode and galvanic electrode, adapt to the resistance test of the cable of varying cross-section, also resistance test can be carried out to the cable set zoarium that multi-strand cable forms, make the multi-strand cable assembly stress clamped Uniformly, while also it can play a protective role to device, reduce the possibility of tester's electric shock.
Description
Technical field
The utility model relates to resistance testing device technical fields, specially cable conductors resistance testing device.
Background technique
Cable is the general designation of optical cable, cable and other items, and there are many uses of the cable, is mainly used for control installation, connection is set
It is standby, the multiple actions such as transmit electric power, and is a common and indispensable thing in daily life, there is electricity after being powered in cable
Resistance, plays inhibition to electric current, the size of resistance means the electrical efficiency of cable, and resistance is a physical quantity, in physics
Conductor is indicated in the size of electric current inhibition, the resistance of conductor is bigger, indicate that conductor is bigger to the inhibition of electric current,
Different conductors, resistance is generally different, and resistance is a kind of characteristic of conductor itself, and resistance will will lead to the change of electron stream flux
To change, resistance is smaller, and electronics circulation is bigger, and vice versa, when cable conductors carry out resistance test, current potential motor and galvanic electrode
Between be that spacing should be not less than 1.5 times of cable conductors section girth, not so there are errors for measurement.
Spacing between current existing device potential electrode and galvanic electrode is relatively fixed, can not be to varying cross-section
The cable conductors of perimeter are tested, and use scope is single, can only carry out clamping test to sub-thread formula cable, and are not suitable for more
Stock conductor combination at the clamping of cable test, discontinuity when clamping cable conductors, cable is easy to happen extruding at stress
Deformation causes test data inaccurate, it is also possible to and there are danger of hazardous electrical discharges, damage to testing staff, for this purpose, we have proposed
A kind of cable conductors resistance testing device.
Utility model content
(1) the technical issues of solving
The purpose of this utility model is exactly in order to make up for the deficiencies of the prior art, to provide cable conductors resistance test dress
It sets, it is therefore intended that the spacing between potential electrode and galvanic electrode can be changed, the resistance for adapting to the cable of varying cross-section is surveyed
Examination also can carry out resistance test to the cable set zoarium that multi-strand cable forms, keep the multi-strand cable assembly stress clamped equal
It is even, while can also play a protective role to device, reduce the possibility of tester's electric shock.
(2) technical solution
The utility model is in order to solve the above technical problems, provide the following technical solutions:
Cable conductors resistance testing device, including bottom plate, are provided with fixed column at left and right sides of the surface of the bottom plate, and two
It is connected with cable between the group fixed column, is provided with earth leakage protective device, and earth leakage protective device position on the left of the surface of the bottom plate
It is connected in the left side of the lower section of left side fixed column, the cable with earth leakage protective device, and earth leakage protective device is by conducting wire and outside
Portion's power supply is connected, and the surface of the bottom plate offers sliding slot, and sliding slot is located at the top of fixed column, and the left side of the sliding slot is sliding
It is dynamic to be connected with potential electrode holder, galvanic electrode holder, the surface setting of the bottom plate are slidably connected on the right side of the sliding slot
There is graduated scale, and graduated scale is located at the top of sliding slot；
It is provided with fixed block at left and right sides of the inner cavity of the sliding slot, slide bar, institute are connected between fixed block described in two groups
It states the left and right sides on slide bar and is provided with sliding block, the surface of sliding block described in two groups offers threaded hole；
The top right side of the galvanic electrode holder is bolted with fixing bolt, and fixing bolt is pressed from both sides through galvanic electrode
Seat, the fixing bolt stretch out one end and threaded hole bolt, the galvanic electrode holder and the electricity of galvanic electrode holder bottom
The right side wall center of position graphite holder is provided with pointer, and the inner cavity top of the galvanic electrode holder is provided with clamp system；
The clamp system includes clamp ring, is provided with fixed link at left and right sides of the top of the clamp ring, and two groups are fixed
The top of bar and galvanic electrode holder Joint, the clamp ring circumferential side wall are angularly plugged with four groups of inserting columns, the grafting
The side in column close to the clamp ring center of circle is provided with gripping block, and gripping block is located at the inner cavity of clamp ring, gripping block described in four groups and clamp ring
Spring is fixedly connected between intracavity sidewall, and spring is socketed on inserting column.
Further, polishing treatment is passed through on the slide bar surface.
By using above-mentioned technical proposal, cable conductors resistance testing device is enable to reduce rubbing between slide bar and sliding block
Power is wiped, convenient for the sliding of sliding block.
Further, the center in the pointer section and the center of circle of clamp ring are in same vertical plane.
By using above-mentioned technical proposal, enable cable conductors resistance testing device accurately test potential graphite holder
With the moving distance between galvanic electrode holder.
Further, the bottom of the fixing bolt is socketed with Anti-slip cover.
By using above-mentioned technical proposal, so that cable conductors resistance testing device is played a protective role slide bar, subtract
The scuffing on few slide bar surface, while can also fixed function be played to sliding block.
Further, the gripping block is arc-shaped.
By using above-mentioned technical proposal, enable cable conductors resistance testing device make cable stress it is uniform more
Securely, the deformation of cable is reduced.
Further, the top of the pointer and the bottom of graduated scale be in the same horizontal line.
By using above-mentioned technical proposal, enable cable conductors resistance testing device that tester to be facilitated to read, reduces
Operation difficulty.
(3) beneficial effect
Compared with prior art, the cable conductors resistance testing device have it is following the utility model has the advantages that
First: sliding effect of the utility model by sliding block on slide bar, the sliding block of sliding drive potential electrode machine folder
Seat sliding opposite with galvanic electrode holder, can change the spacing between electrokinetic potential electrode machine holder and galvanic electrode holder, from
And the cable for adapting to varying cross-section carries out resistance test, improves the scope of application of device.
Second: the utility model can play a protective role to device by earth leakage protective device, reduce device because of electric leakage pair
The injury of tester improves the security performance of device.
Third: the utility model can carry out resistance test to multi-strand cable by clamp system, while also can be to line
Uniform force when cable clip is tight reduces the deformation of cable, keeps the measurement data of resistance more accurate.
4th: the utility model can accurately read data by graduated scale and pointer, reduce the operation of operator
Difficulty.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the utility model top view；
Fig. 2 is the utility model sliding slot schematic diagram of internal structure；
Fig. 3 is the utility model glucose current equation graphite holder structural schematic diagram；
Fig. 4 is the utility model clamp system structural schematic diagram；
Numbering in the drawing: 1- bottom plate；2- fixed column；3- cable；4- earth leakage protective device；5- potential electrode holder；6- electric current
Graphite holder；7- sliding slot；8- graduated scale；9- fixed block；10- slide bar；11- sliding block；12- threaded hole；13- fixing bolt；14- refers to
Needle；15- clamp system；16- fixed link；17- clamp ring；18- inserting column；19- gripping block；20- spring.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: cable conductors resistance testing device, including bottom plate
1, the surface left and right sides of bottom plate 1 is provided with fixed column 2, and cable 3 is connected between two groups of fixed columns 2, and the surface of bottom plate 1 is left
Side is provided with earth leakage protective device 4, and earth leakage protective device 4 is located at the lower section of left side fixed column 2, the left side of cable 3 and earth leakage protective
Device 4 is connected, and earth leakage protective device 4 is connected by conducting wire with external power supply, and the surface of bottom plate 1 offers sliding slot 7, and sliding slot
7 are located at the top of fixed column 2, and the left slide of sliding slot 7 is connected with potential electrode holder 5, and the right side of sliding slot 7 slidably connects electricity
It flows graphite holder (6), the surface of bottom plate 1 is provided with graduated scale 8, and the top of pointer 14 and the bottom of graduated scale 8 are in same level
On line, tester can be facilitated to read, reduce operation difficulty, and graduated scale 8 is located at the top of sliding slot 7, the inner cavity of sliding slot 7
The left and right sides is provided with fixed block 9, and slide bar 10 is connected between two groups of fixed blocks 9, and polishing treatment, energy are passed through in 10 surface of slide bar
Enough reduce the frictional force between slide bar 10 and sliding block 11, convenient for the sliding of sliding block 11, the left and right sides is provided with cunning on slide bar 10
Block 11, the surface of two groups of sliding blocks 11 offer threaded hole 12, and the top right side of galvanic electrode holder (6) is bolted with fixing bolt
13, the bottom of fixing bolt 13 is socketed with Anti-slip cover, can play a protective role to slide bar 10, reduces drawing for 10 surface of slide bar
Wound, while can also play fixed function to sliding block 10, and fixing bolt 13 is through galvanic electrode holder (6), fixing bolt
13 stretch out one end of galvanic electrode holder (6) bottom and 12 bolt of threaded hole, galvanic electrode holder (6) and potential electrode holder
5 right side wall center is provided with pointer 14, and the center in 14 section of pointer and the center of circle of clamp ring 17 are in same vertical plane, energy
Moving distance between enough accurate test potential graphite holders 5 and galvanic electrode holder 6, the inner cavity of galvanic electrode holder (6)
Top is provided with clamp system 15, and clamp system 15 includes clamp ring 17, is provided with fixed link at left and right sides of the top of clamp ring 17
16, and the top of two groups of fixed links 16 and galvanic electrode holder (6) Joint, 17 circumferential side wall of clamp ring are angularly plugged with four groups
Inserting column 18, the side in inserting column 18 close to 17 center of circle of clamp ring are provided with gripping block 19, and gripping block 19 is arc-shaped, can make line
3 uniform force of cable and more secured, the deformation of reduction cable 3, and gripping block 19 is located at the inner cavity of clamp ring 17, four groups of gripping blocks
Spring 20 is fixedly connected between 19 and 17 intracavity sidewall of clamp ring, and spring 20 is socketed on inserting column 18.
Working principle: at work, cable 3 is fixed between two groups of fixed columns 2 for device, by earth leakage protective device 4 with
External power connection can device be powered, electric leakage is occurring for earth leakage protective device 4 or when operating personnel's electric shock is powered off, and mentions
The usage safety performance of high device can measure the voltage of cable 3 by potential electrode holder 5 and galvanic electrode holder 6 respectively
With electric current, the resistance of cable 3 is calculated by Ohm's law, and potential electrode folder is able to drive by the sliding block 11 of 7 inner cavity of sliding slot
Seat 5 and sliding of the galvanic electrode holder 6 on slide bar 10 back and forth, are fixed sliding block 11 by fixing bolt 13, to change
Spacing between power transformation position graphite holder 5 and galvanic electrode holder 6, the cable conductors that can satisfy different cross section carry out resistance survey
Examination can be such that potential electrode holder 5 and galvanic electrode holder 6 is fixed on sliding block 11, pass through pointer 14 by fixing bolt 13
Index can be accurately carried out with graduated scale 8, tester is facilitated to read, so that the operation difficulty of tester is reduced, it will
Cable 3 is put into the inner cavity of clamp ring 17, is able to drive four groups of gripping blocks 19 by four groups of inserting columns 18 and squeezes, so as to cable
3 are compressed, and can also make 3 uniform force of cable, reduce the extrusion deformation of cable 3, by spring 20 can to gripping block 19 into
Row is fixed, while also can play buffer function to cable 3 using the telescopic action of spring 20.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. cable conductors resistance testing device, including bottom plate (1), it is characterised in that: at left and right sides of the surface of the bottom plate (1)
It is provided with fixed column (2), is connected between fixed column described in two groups (2) cable (3), setting on the left of the surface of the bottom plate (1)
Have earth leakage protective device (4), and earth leakage protective device (4) is located at the lower section of left side fixed column (2), the left side of the cable (3) and leakage
Non-electricity protector (4) is connected, and earth leakage protective device (4) is connected by conducting wire with external power supply, and the surface of the bottom plate (1) is opened
Equipped with sliding slot (7), and sliding slot (7) is located at the top of fixed column (2), and the left slide of the sliding slot (7) is connected with potential electrode
Holder (5) slidably connects galvanic electrode holder (6) on the right side of the sliding slot (7), and the surface of the bottom plate (1) is provided with quarter
It spends ruler (8), and graduated scale (8) is located at the top of sliding slot (7)；
It is provided with fixed block (9) at left and right sides of the inner cavity of the sliding slot (7), fixed block described in two groups is connected with cunning between (9)
Bar (10), the left and right sides is provided with sliding block (11) on the slide bar (10), and the surface of sliding block described in two groups (11) offers spiral shell
Pit (12)；
The top right side of the galvanic electrode holder (6) is bolted with fixing bolt (13), and fixing bolt (13) is through electric current
Graphite holder (6), the fixing bolt (13) stretch out one end and threaded hole (12) bolt of galvanic electrode holder (6) bottom,
The right side wall center of the galvanic electrode holder (6) and potential electrode holder (5) is provided with pointer (14), the galvanic electrode
The inner cavity top of holder (6) is provided with clamp system (15)；
The clamp system (15) includes clamp ring (17), is provided with fixed link at left and right sides of the top of the clamp ring (17)
(16), and the top of two groups of fixed links (16) and galvanic electrode holder (6) Joint, clamp ring (17) circumferential side wall is angularly
Four groups of inserting columns (18) are plugged with, the side in the inserting column (18) close to clamp ring (17) center of circle is provided with gripping block (19), and
Gripping block (19) is located at the inner cavity of clamp ring (17), is fixedly connected between gripping block described in four groups (19) and clamp ring (17) intracavity sidewall
Have spring (20), and spring (20) is socketed on inserting column (18).
2. cable conductors resistance testing device according to claim 1, it is characterised in that: the surface of the slide bar (10) passes through
Cross polishing treatment.
3. cable conductors resistance testing device according to claim 1, it is characterised in that: in pointer (14) section
The center of circle of the heart and clamp ring (17) is in same vertical plane.
4. cable conductors resistance testing device according to claim 1, it is characterised in that: the bottom of the fixing bolt (13)
Portion is socketed with Anti-slip cover.
5. cable conductors resistance testing device according to claim 1, it is characterised in that: the gripping block (19) is circular arc
Shape.
6. cable conductors resistance testing device according to claim 1, it is characterised in that: the top of the pointer (14) with
The bottom of graduated scale (8) is in the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821894517.XU CN209707595U (en) | 2018-11-18 | 2018-11-18 | Cable conductors resistance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821894517.XU CN209707595U (en) | 2018-11-18 | 2018-11-18 | Cable conductors resistance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209707595U true CN209707595U (en) | 2019-11-29 |
Family
ID=68635267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821894517.XU Active CN209707595U (en) | 2018-11-18 | 2018-11-18 | Cable conductors resistance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209707595U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458593A (en) * | 2020-05-25 | 2020-07-28 | 王永琦 | Quality inspection device of cable |
| CN111856323A (en) * | 2020-07-17 | 2020-10-30 | 浙江海宁和金电子科技有限公司 | Electric wire clamp for anti-leakage power line tester |
| CN112067895A (en) * | 2020-08-25 | 2020-12-11 | 中国电力科学研究院有限公司 | Cable conductor direct current resistance testing device |
-
2018
- 2018-11-18 CN CN201821894517.XU patent/CN209707595U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458593A (en) * | 2020-05-25 | 2020-07-28 | 王永琦 | Quality inspection device of cable |
| CN111856323A (en) * | 2020-07-17 | 2020-10-30 | 浙江海宁和金电子科技有限公司 | Electric wire clamp for anti-leakage power line tester |
| CN112067895A (en) * | 2020-08-25 | 2020-12-11 | 中国电力科学研究院有限公司 | Cable conductor direct current resistance testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209707595U (en) | Cable conductors resistance testing device | |
| CN104076170A (en) | Battery fixing device and battery measurement instrument comprising same | |
| CN209728032U (en) | A kind of analog circuit fault diagnosing voltage measuring apparatus | |
| CN208443870U (en) | A kind of electric energy meter testing jig | |
| CN205749633U (en) | A kind of portable security appliance test equipment | |
| CN211878113U (en) | High-voltage direct-current insulation tester | |
| CN205643595U (en) | Circuit break -make detection device | |
| CN208860876U (en) | A kind of middle conversion adapter device of USB port detection device | |
| CN108776243A (en) | The electric energy meter mounting base of electric energy meter calibrating apparatus | |
| CN208399546U (en) | A kind of novel accumulator internal resistance test clip | |
| CN210894480U (en) | Switch board warning device | |
| CN208636358U (en) | A kind of portable power meter | |
| CN207457300U (en) | A kind of numerical control Insulation Resistance Tester | |
| CN208239480U (en) | A kind of multifunctional lithium ion cell test fixture | |
| CN216747825U (en) | Plain type real-time testing arrangement | |
| CN205898192U (en) | Electric instrument of physical measurement | |
| CN214585915U (en) | Leakage current meter live-line detection device | |
| CN208026806U (en) | A kind of flexible heavily loaded harness testboard | |
| CN212932745U (en) | Clamp-on leakage ammeter | |
| CN207992273U (en) | A kind of battery core test fixture | |
| CN219758458U (en) | Energy storage multipath battery aging test device | |
| CN220829540U (en) | Comprehensive tester for power line | |
| CN209496530U (en) | A kind of push-in electrical experiment device | |
| CN109059701A (en) | A kind of insulation slide calliper rule and its application method | |
| CN213629462U (en) | Pipeline inspection robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |