CN203323664U - Portable measuring apparatus for cable measuring - Google Patents
Portable measuring apparatus for cable measuring Download PDFInfo
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- CN203323664U CN203323664U CN2013203649274U CN201320364927U CN203323664U CN 203323664 U CN203323664 U CN 203323664U CN 2013203649274 U CN2013203649274 U CN 2013203649274U CN 201320364927 U CN201320364927 U CN 201320364927U CN 203323664 U CN203323664 U CN 203323664U
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Abstract
The utility model relates to a portable measuring apparatus for cable measuring. The apparatus comprises a base plate, a fixation cover, a vernier caliper portion and a gear rotation fixation transmitting portion, wherein the fixation cover is installed on the base plate. The measuring apparatus is reasonable in design, scientific in structure, convenient to use and high in practicality. By using the apparatus, manual errors can be reduced to the maximum, the measuring process can be simplified, the measuring efficiency can be enhanced, and the measuring result precision can be improved. Besides, the reduced manual operation process can also provide great convenience for workers in getting rid of large-size measuring equipment and reliance on specific detection places.
Description
Technical field
The utility model relates to cable insulation layer thickness, interior outer semiconducting layer thickness and degree of eccentricity pick-up unit field, especially a kind of Portable type measurement unit of measuring for cable.
Background technology
There will be following problem while at present, using conventional apparatus to cable insulation layer thickness, interior outer semiconducting layer thickness and eccentric measurement:
1, need the projector of at least 10 times of reading microscope or enlargement factors as measurement mechanism, these two kinds equipment volume is large, cost is high, can not be portable, therefore can't carry in the sampling observation process, need to rely on supplier's laboratory and checkout equipment, can't guarantee to detect degree of accuracy and efficiency.
2, in the traditional measurement process, manually-operated is more, the measuring error that causes human factor to cause is larger, as artificial judgment minimum thickness position, mobile test piece manually, manually estimate home position, and manual detection line (being generally 6 lines) of delimiting test piece, cause the detection line extended line that a plurality of intersection points are arranged each other, thereby prove that selected detection line is not the radius by the same center of circle, this decentraction phenomenon causes testing result that error is arranged, reduce and detect degree of accuracy and detection efficiency.And, only 6 detection lines that mark in test piece are measured, cause survey bureau sex-limited larger, can not measure arbitrfary point.
3, traditional eccentric measurement result can only characterize the thin and thick degree of uniformity of cable insulation and interior outer semiconducting layer, can not characterize insulation course and the interior outer semiconducting layer irrelevance to the center of circle, so for insulation course and interior outer semiconducting layer thin and thick evenly but there is to the cable departed from the center of circle, traditional device for measuring eccentricity can't detect that it is abnormal.
Summary of the invention
The purpose of this utility model is to provide a kind of Portable type measurement unit of measuring for cable that can reduce the manually-operated error, shorten Measuring Time and improve measuring accuracy.
The purpose of this utility model realizes by following technological means:
A kind of Portable type measurement unit of measuring for cable is characterized in that: comprise base plate, fixed cover, vernier caliper part and gear rotation fixed conveyor part, fixed cover is arranged on base plate; Vernier caliper partly comprises main scale and be attached to slidable vernier on main scale, and main scale is arranged on fixed cover, and a leading screw is installed on base plate, and the lower end of vernier is connected with a joggle on this leading screw, and a moved end blade is installed on vernier;
Gear rotation fixed conveyor partly comprises scroll chuck and transmission gear, scroll chuck is arranged between fixed cover and base plate, the sidewall of scroll chuck is installed a transmission gear for driving three movable jaws to move, and this transmission gear is driven by the spacing driving lever be arranged on the fixed cover sidewall; Scroll chuck outer rim coaxial package parcel, install a gear shaft on the sidewall of fixed cover, the front end of this gear shaft is installed a driving gear, and the parcel of this driving gear and scroll chuck outer rim is connected with a joggle; A supporting plate of bottom fixed installation of scroll chuck, the lower end of this supporting plate is rotatably installed on base plate, on this supporting plate, one is made a vertical rotating shaft, and this rotating shaft is installed in the axle center of scroll chuck, and the upper end of rotating shaft adopts lower sheeting of dismantled and assembled mode coaxial package and a upper compressing tablet.
And, described vernier caliper part also comprise one be arranged on fixed cover for to the vernier caliper location and check scaling ruler, this scaling ruler and main scale be arranged in parallel, and scaling ruler is positioned at the front end of moved end blade.
And a slotted hole is all made at the two ends, left and right of described main scale, the two ends, left and right of main scale all are arranged on holder by slotted hole and screw, and these two holders are installed on fixed cover.
And the leading screw in described vernier caliper part is ball-screw, its two ends, left and right all are arranged on base plate by bearing and bearing seat, and a wherein end of leading screw connects a control handle.
And the moved end blade in described vernier caliper part is horizontally disposed with, its blade is towards cable test piece to be detected.
And, described spacing driving lever comprises locating sleeve and hexagonal bearing pin, locating sleeve is arranged on the madial wall of fixed cover, hexagonal bearing pin level is installed in locating sleeve, hexagonal bearing pin outside surface is shaped with two locating slots, installs one on locating sleeve for being inserted into the spring detent of the threaded ball in locating slot; A joystick that is positioned at the fixed cover outside is installed in the rear end of hexagonal bearing pin; Be shaped with an interior hexagonal slotted eye corresponding with the hexagonal bearing pin on transmission gear, the front end of hexagonal bearing pin is inserted in interior hexagonal slotted eye.
And, a fixed cover is installed on the madial wall of described fixed cover, gear shaft is installed in fixed cover by the bearing level, and a control handle is installed in the rear end of gear shaft, and this control handle is positioned at the outside of fixed cover, on this control handle, jackscrew is installed.
And mark line is all made on described fixed cover and scroll chuck surface.
And described upper compressing tablet and lower sheeting adopt wing screw to be arranged in rotating shaft, on this, lower sheeting all is positioned at top, the fixed cover outside.
And on described base plate, one of spiral-lock is partly covered outer cover within it by fixed cover, vernier caliper part and gear rotation fixed conveyor.
Advantage of the present utility model and good effect are:
1, this device is the portable cable degree of eccentricity detecting instrument that is applicable to Site Detection, its whole height only has 70mm left and right (even can be less), can realize free voltage grade (cable that comprises low-voltage-grade and ultrahigh-voltage voltage grade), its volume is little, lightweight, coordinate portable high magnified glass to use simultaneously, can break away from microscope and projector the constraint of measuring process, dependence, the raising measuring speed of breaking away from supplier's detecting instrument are improved to the personal error of measuring precision, simplified measurement program, eliminating traditional measurement.
2, this device is controlled the folding of three movable jaws in scroll chuck by the transmission knob, can play the effect in the free voltage grade cable internal diameter supposition center of circle, location, thus solved decentraction in the traditional measurement process problem, reduced the manually-operated error, improved the accuracy of measurement result.
3, this device can plug spacing driving lever fast by interior hexagonal location, thereby has realized the switching between supposition center of circle positioning and selecting test point shelves.After switching, the rotation by rotating shaft realizes horizontally rotating of compressing tablet and test piece, thereby can choose the test value of any radius, any amount, improves accuracy and the measuring speed of measurement result.
4, use this device can at utmost reduce the impact of human factor on measuring, as avoided manually directly controlling test piece, can realize accurately locating fast tested point, can stable being fixed on position to be measured by test piece, can avoid due to measuring error that human factor causes such as detection line width or viewing angles.
5, due to cable conductor in stranded process in theory the definite circle of outward flange approach just roundly, so definite supposition center of circle can be used as the reference value of measurement according to it, obtain valid data.On the basis of having determined the supposition center of circle, add the measurement index of an irrelevance, the interior outer rim maximum radius of random layer and least radius is poor, takes absolute value, divided by the result of radius mean value.This value has reflected the departure degree of each layer with the center of circle, has solved for insulation course and interior outer semiconducting layer thin and thick and evenly still there has been to the cable departed from the center of circle, and uses traditional degree of eccentricity to detect and can't detect its abnormal problem.The theoretical optimal value of this measured value is 0.The qualified threshold value of nominal can be delimited according to actual needs.Therefore use this device can improve rapidly measuring speed and improve and measure precision.
6, the fixed cover of this device and scroll chuck surface all are shaped with mark line, the interior hexagonal slotted eye of making on mark line on scroll chuck and transmission gear has certain angle, therefore when the mark line on fixed cover and scroll chuck surface coincide, can the hexagonal bearing pin be inserted in interior hexagonal slotted eye fast, realize being connected and fixed of hexagonal bearing pin and transmission gear, the design of this mark line has increased the convenience that operation is located, has improved measurement efficiency.
7, the vernier caliper in this device is partly non-card in kind, and separate with moved end its fixed end, and slide calliper rule separate with material object, by leading screw, drive vernier and moved end blade moving, carry out the range observation of conplane diverse location.Vernier caliper is by the corresponding relation of main scale, scaling ruler and moved end blade, and main scale can regulate slotted hole and can be calibrated this chi at any time, and its accuracy of detection be thread.In addition, the moved end blade in vernier caliper is for being horizontally disposed with, and its good stability can be because measured deviation appears in rocking of measurement mechanism, but also overcome the defect that affects the reading sight line when blade is vertically placed, and improved the accuracy of reading.
8, the utility model is a kind of reasonable in design, scientific structure, easy to use, the practical Portable type measurement unit of measuring for cable, uses after this device can reduce to greatest extent human error, simplified measurement flow process, improve the precision of measuring efficiency, raising measurement result.In addition, the minimizing of manually-operated process, can also provide great facility for the dependence that the staff breaks away from large volume measuring equipment and particular detection place.
The accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is the vertical view (omission outer cover) of Fig. 1;
Fig. 3 is the schematic perspective view (omitting outer cover and fixed cover) of Fig. 1;
Fig. 4 is the front view of vernier caliper part;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the front view of gear rotation fixed conveyor part;
Fig. 7 is the vertical view of Fig. 6.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing; It should be noted that, the present embodiment is narrative, is not determinate, can not limit protection domain of the present utility model with this.
A kind of Portable type measurement unit of measuring for cable, comprise base plate 4, fixed cover 3, vernier caliper part 2 and gear rotation fixed conveyor part 5, and fixed cover is arranged on base plate.Outer cover 1 of spiral-lock on base plate, this outer cover can partly cover fixed cover, vernier caliper part and gear rotation fixed conveyor within it.Below respectively vernier caliper part and gear rotation fixed conveyor partly are elaborated:
1, vernier caliper part
Vernier caliper partly comprises main scale 7 and is attached to slidable vernier 9 on main scale, a slotted hole 14 is all made at the two ends, left and right of main scale, the two ends, left and right of main scale all are arranged on holder 10 by slotted hole and screw, these two holders are installed on fixed cover, for the accurate location and check of vernier caliper.The origin position of main scale both can be located on the same line with the test piece supposition to be measured center of circle, also can suppose the center of circle not point-blank with test piece to be measured.
By bearing seat 6 and bearing, a leading screw 8 is installed on base plate, this leading screw is ball-screw, and a wherein end of leading screw connects a control handle 11, for the accurate measurement and positioning of vernier caliper, on this control handle, jackscrew is installed.The lower end of vernier is connected with a joggle on leading screw.
A moved end blade 13 is installed on vernier, and this moved end blade is horizontally disposed with, and its blade is towards cable test piece to be detected.This vernier caliper also comprises a scaling ruler 12, and this scaling ruler is arranged on fixed cover, and for to the vernier caliper location and check, this scaling ruler and main scale be arranged in parallel, and scaling ruler is positioned at the front end of moved end blade.When the moved end blade, with center, fixed end (being the axle center 35 of scroll chuck in gear rotation fixed conveyor part), while overlapping, vernier caliper reading is 0.
2, gear rotation fixed conveyor part
The sidewall of scroll chuck is installed the transmission gear for driving three movable jaws 36 to move, this transmission gear is driven by the spacing driving lever be arranged on the fixed cover sidewall, its concrete structure is: spacing driving lever comprises locating sleeve 26 and hexagonal bearing pin 25, locating sleeve is arranged on the madial wall of fixed cover, hexagonal bearing pin level is installed in locating sleeve, hexagonal bearing pin outside surface is shaped with two locating slots 28, and a spring detent 27 for being inserted into the threaded ball in locating slot is installed on locating sleeve.A joystick 29 that is positioned at the fixed cover outside is installed in the rear end of hexagonal bearing pin, on this joystick, jackscrew is installed.Be shaped with an interior hexagonal slotted eye 30 corresponding with the hexagonal bearing pin on transmission gear, the front end of hexagonal bearing pin is inserted in interior hexagonal slotted eye.For the ease of the quick and precisely location of hexagonal bearing pin, on the surface of fixed cover and scroll chuck, all make a mark line 33 and 34.
Scroll chuck outer rim coaxial package parcel 24, a fixed cover 17 is installed on the madial wall of fixed cover, install a gear shaft 16 by the bearing level in fixed cover, the front end of this gear shaft is installed a driving gear 18, the parcel of this driving gear and scroll chuck outer rim is connected with a joggle, a control handle 15 that is positioned at the outside of fixed cover is installed in the rear end of gear shaft, and a jackscrew is installed on this control handle.
A supporting plate 32 of bottom fixed installation of scroll chuck, the lower end of this supporting plate is rotatably installed on base plate by bearing, on this supporting plate, one is made a vertical rotating shaft 21, this rotating shaft is installed in the axle center of scroll chuck, the upper end of rotating shaft adopts lower sheeting 23 of dismantled and assembled mode coaxial package and a upper compressing tablet 19, should all be positioned at top, the fixed cover outside by upper lower sheeting, test piece 20 to be measured is positioned between lower sheeting.As shown in Figure 1, upper compressing tablet and lower sheeting adopt wing screw to be arranged in rotating shaft, therefore can, according to the difference of test piece to be measured, upper lower sheeting be taken off and be changed from rotating shaft.
Claims (10)
1. a Portable type measurement unit of measuring for cable, it is characterized in that: comprise base plate, fixed cover, vernier caliper part and gear rotation fixed conveyor part, fixed cover is arranged on base plate; Vernier caliper partly comprises main scale and be attached to slidable vernier on main scale, and main scale is arranged on fixed cover, and a leading screw is installed on base plate, and the lower end of vernier is connected with a joggle on this leading screw, and a moved end blade is installed on vernier;
Gear rotation fixed conveyor partly comprises scroll chuck and transmission gear, scroll chuck is arranged between fixed cover and base plate, the sidewall of scroll chuck is installed a transmission gear for driving three movable jaws to move, and this transmission gear is driven by the spacing driving lever be arranged on the fixed cover sidewall; Scroll chuck outer rim coaxial package parcel, install a gear shaft on the sidewall of fixed cover, the front end of this gear shaft is installed a driving gear, and the parcel of this driving gear and scroll chuck outer rim is connected with a joggle; A supporting plate of bottom fixed installation of scroll chuck, the lower end of this supporting plate is rotatably installed on base plate, on this supporting plate, one is made a vertical rotating shaft, and this rotating shaft is installed in the axle center of scroll chuck, and the upper end of rotating shaft adopts lower sheeting of dismantled and assembled mode coaxial package and a upper compressing tablet.
2. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: described vernier caliper part also comprise one be arranged on fixed cover for to the vernier caliper location and check scaling ruler, this scaling ruler and main scale be arranged in parallel, and scaling ruler is positioned at the front end of moved end blade.
3. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: a slotted hole is all made at the two ends, left and right of described main scale, the two ends, left and right of main scale all are arranged on holder by slotted hole and screw, and these two holders are installed on fixed cover.
4. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: the leading screw in described vernier caliper part is ball-screw, its two ends, left and right all are arranged on base plate by bearing and bearing seat, and a wherein end of leading screw connects a control handle.
5. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: the moved end blade in described vernier caliper part is horizontally disposed with, and its blade is towards cable test piece to be detected.
6. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: described spacing driving lever comprises locating sleeve and hexagonal bearing pin, locating sleeve is arranged on the madial wall of fixed cover, hexagonal bearing pin level is installed in locating sleeve, hexagonal bearing pin outside surface is shaped with two locating slots, installs one on locating sleeve for being inserted into the spring detent of the threaded ball in locating slot; A joystick that is positioned at the fixed cover outside is installed in the rear end of hexagonal bearing pin; Be shaped with an interior hexagonal slotted eye corresponding with the hexagonal bearing pin on transmission gear, the front end of hexagonal bearing pin is inserted in interior hexagonal slotted eye.
7. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: a fixed cover is installed on the madial wall of described fixed cover, gear shaft is installed in fixed cover by the bearing level, a control handle is installed in the rear end of gear shaft, this control handle is positioned at the outside of fixed cover, on this control handle, jackscrew is installed.
8. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: mark line is all made on described fixed cover and scroll chuck surface.
9. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: described upper compressing tablet and lower sheeting adopt wing screw to be arranged in rotating shaft, and this on, lower sheeting all is positioned at above the fixed cover outside.
10. a kind of Portable type measurement unit of measuring for cable according to claim 1, it is characterized in that: on described base plate, one of spiral-lock is partly covered outer cover within it by fixed cover, vernier caliper part and gear rotation fixed conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203649274U CN203323664U (en) | 2013-06-24 | 2013-06-24 | Portable measuring apparatus for cable measuring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203649274U CN203323664U (en) | 2013-06-24 | 2013-06-24 | Portable measuring apparatus for cable measuring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203323664U true CN203323664U (en) | 2013-12-04 |
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ID=49663005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203649274U Expired - Lifetime CN203323664U (en) | 2013-06-24 | 2013-06-24 | Portable measuring apparatus for cable measuring |
Country Status (1)
| Country | Link |
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| CN (1) | CN203323664U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066838A (en) * | 2015-07-29 | 2015-11-18 | 中国电子***工程第二建设有限公司 | Multifunctional ruler for pipeline construction |
| CN112461070A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Three-post insulator detection tool |
| CN113959298A (en) * | 2021-10-22 | 2022-01-21 | 国网天津市电力公司 | Method and device for measuring thickness/eccentricity of cable |
-
2013
- 2013-06-24 CN CN2013203649274U patent/CN203323664U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066838A (en) * | 2015-07-29 | 2015-11-18 | 中国电子***工程第二建设有限公司 | Multifunctional ruler for pipeline construction |
| CN105066838B (en) * | 2015-07-29 | 2018-02-23 | 中国电子***工程第二建设有限公司 | Multifunctional ruler for pipeline construction |
| CN112461070A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Three-post insulator detection tool |
| CN113959298A (en) * | 2021-10-22 | 2022-01-21 | 国网天津市电力公司 | Method and device for measuring thickness/eccentricity of cable |
| CN113959298B (en) * | 2021-10-22 | 2023-11-03 | 国网天津市电力公司 | Cable thickness/eccentricity measuring method and measuring device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |