CN106323121A - Shielding ball perforating position locating method and locating device - Google Patents
Shielding ball perforating position locating method and locating device Download PDFInfo
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- CN106323121A CN106323121A CN201610823593.0A CN201610823593A CN106323121A CN 106323121 A CN106323121 A CN 106323121A CN 201610823593 A CN201610823593 A CN 201610823593A CN 106323121 A CN106323121 A CN 106323121A
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- shielding ball
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a shielding ball perforating position locating method and a locating device, which are used to solve problems of an engineering site such as large construction difficulty, low construction efficiency, and high construction costs caused by identification of a perforating position requiring multiple times of tests. During the use of the locating device, an excircle positioning planar hook of a lower end of a locating column is hung on an excircle surface of a lower shielding ball, and then the excircle positioning planar hook and the excircle surface of the lower shielding ball are coplanar. The locating device is moved, and a tubular busbar locating plane of a front side of a locating ruler is tightly attached to an outer surface of a tubular busbar, and then the relative position relation between the axis of the tubular busbar and the excircle surface of the lower shielding ball is recorded by the locating device. The excircle locating planar hook of the upper end of the locating column is hung on a corresponding position of an excircle surface of an upper shielding ball, and then the excircle locating planar hook and the excircle surface of the upper shielding ball are coplanar, and then the point of the intersection between the front end surface of the locating ruler and the excircle surface of the upper shielding ball is a point of an edge of a hole required to be perforated, and by taking the above mentioned point as a reference, the central position of the hole to be perforated can be identified. The position of the hole required to be perforated can be identified accurately once.
Description
Technical field
The present invention relates to shield ball position of opening localization method and positioner.
Background technology
Extra-high voltage direct-current transmission technology uses extensively the most at home, and has built a plurality of transmission line of electricity.The change of current
Station is the important component part in DC transmission engineering, and converter station valve hall is to carry out a closing space of AC and DC conversion, valve
At inside conductor end, the Room, fluting and corner's corona phenomenon is serious, corona phenomenon can cause heat accumulation in turn result in a series of not
Good impact.It is thus desirable to add shielding gold utensil in the end of tubular bus and corner to increase the anticorona ability of tubular bus.
In site operation, in order to be connected to shielding ball on tubular bus to carry out perforate in the relevant position of shielding ball,
Owing to tubular bus structure is relatively big, it is carried out wiring operations difficulty very big, be easily generated deviation during location, the perforate to shielding ball
The inaccurate meeting in position causes perforate the most concentric with tubular bus, therefore the perforate to shielding ball needs the layout according to tubular bus to tie
Structure is constructed at the scene.Owing to may have, on shielding ball, the tubular bus that more than one hole is moved towards to coordinate difference, so
Need first to find position of opening accurately and carry out perforate again.Commonly use test method(s) now and find the position of opening of shielding ball, each perforate
The shielding ball of node just need to can find accurate location through installation test the most repeatedly, and this not only brings very big difficulty to practical operation
Degree, has also dragged slowly engineering site efficiency of construction simultaneously, has added construction costs cost.
Summary of the invention
It is an object of the invention to provide a kind of localization method shielding ball position of opening, to solve to need test of many times ability
Find the problem that engineering site difficulty of construction is big, efficiency of construction is low and construction costs cost is high that position of opening is caused accurately；Meanwhile,
The present invention also aims to provide the positioner implementing this localization method.
For achieving the above object, the present invention shields the technical scheme of ball position of opening localization method and is:
Shielding ball position of opening localization method, comprises the following steps, the first step, finds out the axis of pipe bus outside lower shielding ball
Forward projection point on circle is also designated as lower subpoint a；Second step, distance L between axis and the lower subpoint a of record pipe bus；
3rd step, finds out upper subpoint A corresponding with lower subpoint a on the cylindrical of shielding ball；4th step, finds out through subpoint A
With in distance on the intersection of the vertical of the centre of sphere of upper shielding ball and the cylindrical being perpendicular to upper shielding ball and upper shielding ball spherical outside surface
The distance of subpoint A is the position of L, and this position is the center O treating perforate on shielding ball.
In described second step, first the outer surface of record pipe bus is apart from the minimum distance L1 of lower subpoint a, then pipe bus
Axis and lower subpoint a between distance L=L1+r, whereinrRadius for pipe bus.
The present invention implements to shield the technical scheme of the positioner of ball position of opening localization method:
For implementing to shield the shielding ball position of opening positioner of ball position of opening localization method, including extending along the longitudinal direction
Subpoint calibration element, subpoint calibration element includes that the upper and lower end face of front end is processed as determining of excircle orientation plane parallel to each other
Position post and the location bar extended along the longitudinal direction, position bar is connected above positioning rule, and positioning rule has for being posted by pipe
The pipe bus location plane of the outer surface of bus, positioning rule can move relative to location bar with both adjustment position relationship, shielding
Ball position of opening positioner also includes the relative position relation lock between location bar and positioning rule after being adjusted in place
The lock of spacing L of the axis of fixed axis with pipe bus to record pipe bus forward projection point a on the cylindrical of lower shielding ball
Locking member.
Described positioning rule is arranged at the top of location bar by connecting rod, and the middle part of location bar offers for described connecting rod
The elongated slot extended along the longitudinal direction of plug-in mounting, elongated slot the most through location bar, bar is corresponding with in connecting rod offers in location
Have the first bolt that the bolt penetration hole extended along respective length direction, described locking piece include being installed in bolt penetration hole and with
The first nut that first bolt coordinates.
Bolt penetration hole in connecting rod extends to the junction of connecting rod and positioning rule, described positioning rule offer along it
The through positioning rule bolt penetration hole in left and right that length direction extends, described locking piece also include being installed on positioning rule bolt penetration hole and
The second bolt in bolt penetration hole in connecting rod and the second nut coordinated with the second bolt.
The left and right sides cell wall of described elongated slot is in vertical plane, and the left and right sides of described connecting rod are plane, even
Extension bar by the plane of both sides around along elongated slot left and right sides cell wall guiding movement be inserted in described elongated slot；Described fixed
The side deviating from pipe bus location plane of position chi is provided with the draw-in groove that the upper end for connecting rod snaps in, and the cell wall of draw-in groove is in perpendicular
Face directly interior and be perpendicular to pipe bus location plane.
Subpoint calibration element also includes the ring-type positioning seat being arranged on bar front end, location, and the axis of positioning seat is along front and back
Be perpendicular to the axis of positioning seat to extension and its front end face, described locating dowel is arranged on the front end face of positioning seat.
Described locating dowel has two and is symmetricly set on the front end face of positioning seat, in the both ends of the surface up and down of locating dowel outside
Circle location plane identical to the distance of the central point of positioning seat, described pipe bus locating surface on the periphery of lower shielding ball just
The distance of two locating dowels of projector distance is equal.
Shielding ball position of opening positioner also includes releasable connection central point caliberating device in positioning rule, central point
Caliberating device includes the calibration element that bearing of trend is parallel with pipe bus location plane, between calibration element and pipe bus location plane
Distance is equal to the radius of pipe bus.
Central point caliberating device includes the through tube bus being opened in positioning rule location plane and extends perpendicularly to
The radius rod installing hole of pipe bus location plane, also includes the radius rod being inserted into the direct rod shape in radius rod installing hole, radius
On bar, the distance of distance pipe bus location plane is provided with bearing of trend equal to the position of pipe generatrix radius and is parallel to pipe bus
Location plane pilot hole, the shape of cross section of described pilot hole consistent with the shape of cross section of calibration element for calibration element along it
Hole wall guides plug-in mounting.
The invention has the beneficial effects as follows: the shielding ball position of opening positioner of the present invention is the most first by under locating dowel
The excircle orientation plane of end is hooked on the periphery of lower shielding ball so that both are coplanar, and running fix device is so that before positioning rule
The pipe bus location plane of side is close to the outer surface of pipe bus, now the phase para-position of the axis of pipe bus and lower shielding ball periphery
The relation of putting is positioned device institute record, the intersection point of the some D on subpoint calibration element with lower shielding ball periphery is designated as a1 simultaneously；
Unique corresponding position relationship according to upper and lower shielding ball searches out some a2 corresponding with an a1 on upper shielding ball, then will location
The excircle orientation plane of post upper end is hooked on so that both are coplanar on the periphery of shielding ball, and running fix device is so that projecting
Point D in some fixing device is positioned at a2, and now positioning rule front end face is required perforate with the intersection point of upper shielding ball spherical outside surface
Hole is along a upper point, then can find out on the basis of this point and need the center of perforate.Therefore the present invention can once find accurately and need
The position of perforate, solve the engineering site difficulty of construction in site operation, the shielding repeated measurement of ball and installation caused big,
The problem that efficiency of construction is low and construction costs cost is high.
Accompanying drawing explanation
Fig. 1 is that the shielding ball position of opening positioner of the present invention is connected to the structural representation on lower shielding ball；
Fig. 2 is that the shielding ball position of opening positioner of the present invention is connected to the structural representation on shielding ball；
Fig. 3 is the perspective view of subpoint calibration element in Fig. 1；
Fig. 4 is the front view of Fig. 3；
Fig. 5 is the perspective view of positioning rule in Fig. 3；
Fig. 6 is the perspective view at another visual angle of Fig. 5.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The specific embodiment of the shielding ball position of opening positioner of the present invention, as shown in Figures 1 to 6, including subpoint
Calibration element 3, connecting rod 4, positioning rule 5, radius rod 6 and picture pin 7.
Subpoint calibration element 3 extends before and after including annular positioning seat 31 and being arranged in the middle part of positioning seat 31 rear end face
Location bar 32.Being provided with two locating dowels 35, two locating dowels are along positioning seat 31 the upper left right septum of front end face of positioning seat 31
Diameter symmetry be distributed on the anchor ring of positioning seat 31, the both ends of the surface up and down of locating dowel 35 are horizontally extending flat
Face, this plane forms excircle orientation plane on the periphery being hooked on corresponding shielding ball.Location bar 32 is along the longitudinal direction
Extending and offer on it elongated hole 33 of the most through location bar 32 circumference, elongated hole 33 prolongs along the length direction of location bar
Stretch, specifically include the aperture section at middle part and the macropore section of the enlarging shape of aperture section surrounding processing.It is further opened with on the bar 32 of location
Under through confession connecting rod 4 plug-in mounting the elongated slot 34 of direction guiding movement can be extended along, location bar 32 is divided into by elongated slot 34
Left and right two parts.Owing to the cross sectional shape of location bar 32 is limited, for ensureing the guide effect of elongated slot 34, the both sides cell wall of elongated slot 34
Parallel and be in vertical plane, the both sides cell wall that this guarantees elongated slot 34 hangs down with the excircle orientation plane in locating dowel 35
Directly.Certainly, in other embodiments, the cross sectional shape of elongated slot can also be swallow-tail form, Y type or other cross sectional shape, this
Time elongated slot inner side cell wall for extending along direction guiding movement for connecting rod.
Connecting rod 4 is elongated strip, and two sides are the plane being parallel to each other around, and the middle part of connecting rod 4 offers edge
The length direction of connecting rod extends, the elongated hole of through connecting rod left and right sides.After two connecting rods 4 are by location bar 32
End inserts in elongated slot 34 and spaced apart along the length direction of connecting rod 4, the left and right side of connecting rod 4 respectively with elongated slot 34
Both sides cell wall is fitted with the bearing of trend guiding movement along cell wall.By installing in the elongated hole 33 of location bar 32 and connecting rod 4
First bolt and the first nut that spinning is matched on the first bolt realize the position restriction of location bar 32 and connecting rod 4,
When the first nut is not tightened, connecting rod 4 can drive bolt to move along the bearing of trend of location bar 32；When the first nut screwing clamping
After, connecting rod 4 is i.e. fixed on the corresponding position of location bar 32.Correspondingly, elongated hole 33 is location bar bolt penetration hole, connecting rod
The elongated hole at middle part is connecting-rod bolt perforation.
Positioning rule 5 includes elongated body 51, and the trailing flank of body 51 offers groove 53, the through body of groove 53 51
Upper surface.Being further opened with the location elongated hole 52 of through end face around on body 51, location elongated hole 52 passes in groove 53
Portion.The middle part of the leading flank of body 51 is provided with the edge of a knife 56, and the edge of a knife 56 is the plane of the left and right sides cell wall being perpendicular to groove 53, cutter
Mouth 56 is used for being posted by the bus of pipe bus 2 and forming pipe bus location plane.For ease of observing the flat of positioning rule 5 and pipe bus
Stroke degree, the width of the edge of a knife 56 is the narrowest.The lower end of body 51 offers and extends along the longitudinal direction and before and after through body 51
The square hole 54 of two sides, four side channel walls of square hole 54 are all vertical with the edge of a knife 56.At the bottom of hole and side it is further opened with on the side of body 51
The screw hole 55 that hole 54 is connected.The upper end of connecting rod 4 penetrates in groove 53, and by the middle part of location elongated hole 52 and connecting rod
Elongated hole in install the second bolt and spinning is matched on the second bolt the second nut realizes positioning rule 5 and connecting rod 4
Position limit, location elongated hole 52 be positioning rule bolt penetration hole.In other embodiments, the shape of the edge of a knife 56 can also is that triangle
Shape, other the axisymmetric shape such as trapezoidal.
For ensureing that the positioning rule 5 orthographic projection on lower shielding ball 1 periphery fairly falls in outside two locating dowels and lower shielding ball
The center position of contact area of circle, the edge of a knife 56 and groove 53 may be contained within the middle part of body 51, and elongated slot 34 is positioned at location bar
The middle part of 32.In other embodiments, the edge of a knife 56 can also deviate body certain distance d, and now the edge of a knife is at lower shielding ball cylindrical
On the forward projection point a center position that is not located at two locating dowels and lower shielding ball cylindrical contact area labelling point D at, and
Being to also offset from labelling point D distance d, on lower shielding ball cylindrical, the position corresponding to some D is an a1.Due between the edge of a knife and locating dowel
Relative position relation be fixing, so on the basis of a D, locating dowel is hooked on shield on the periphery of ball with
After some point a2 corresponding to a1 is upper, the intersection point of the edge of a knife and upper shielding ball spherical outside surface forward projection point on upper shielding ball spherical outside surface away from
Distance from an a2 is still d, hereby it is ensured that the intersection point of the outer surface that point of intersection is pipe bus and upper shielding ball spherical outside surface and
Can obtain the axis of pipe bus and the intersection point of upper shielding ball spherical outside surface on the basis of this, this intersection point is i.e. the center treating perforate
O；It is of course also possible to not with the midpoint of two locating dowels for labelling point D, but choosing any point on subpoint calibration element is mark
Note point D.
Radius rod 6 is the square pole that shape of cross section is suitable with the cross sectional shape of square hole 54, and its one end can be inserted into square hole
In 54, and by the lock-screw being installed in screw hole 55, radius rod 6 is fixed in square hole.The other end of radius rod 6 sets
It is equipped with the pin 7 of drawing for thin rod shape pass and can bore a hole along the picture pin of its guiding movement, draws bearing of trend and the positioning rule 5 of pin perforation
Extension parallel, and center that picture pin bores a hole should be made equal to the radius of pipe bus 2 to the distance of positioning ruler。
In other embodiments of the shielding ball position of opening positioner of the present invention, square hole can also be circle by cross sectional shape
The radius rod installing hole being available for radius rod plug-in mounting of other shapes such as shape, triangle, hexagon is replaced, the cross section of radius rod
Shape can change the most adaptively also can be constant；Screw hole also can save and be dependent on the dimensional fits pass of radius rod and square hole
System ensures that radius rod can be fixed and is inserted in square hole；Certainly, the bearing of trend of radius rod can also be with the extension side of positioning rule
Intersecting vertically to tilting to intersect, radius rod can also be set with or be screwed in positioning rule, as long as making on radius rod
The bearing of trend of square hole is parallel with the leading flank of positioning rule and its center to the distance of positioning rule leading flank equal to the half of pipe bus
Footpath.For avoiding picture pin to lose, it is also possible to draw pin two ends be provided for block draw pin by square hole in abjection block knot
Structure, now draws the calibration element replacement that pin can be directed to removably mount within square hole；Front end face at location bar is plane
In the case of, it is also possible to locating dowel is arranged on and on the front end face of location bar, saves positioning seat；Positioning rule can also be fixedly installed
Upper end in connecting rod；That connecting rod can also is that multi-section type or extend along the expansion link that direction is flexible, flexible put in place after can
Constant by the frictional force protective position between pin or two adjacent sections bar, now the two ends of connecting rod can be directly anchored to location
Chi is with on subpoint calibration element, and the frictional force between pin or two adjacent sections bar i.e. defines for by positioning rule and subpoint
The locking piece of position relationship locking between calibration element；Positioning rule may not be direct rod shape, but overall tabular triangular in shape
Thing, now directly can arrange in positioning rule and move also along it for positioning rule with the bolt penetration hole adaptation on subpoint calibration element
Adjust the elongated hole (being equivalent to connecting rod and positioning rule are integrated into) installed for bolt of position；Radius rod also can save, and
It is positioning rule to be arranged on one end of connecting rod and can move along the guiding movement direction being parallel to pipe bus to find calmly
The leading flank of position chi and the intersection point of the spherical outside surface of upper shielding ball.
This shielding ball position of opening positioner can be used to determine, and the operating mode required for shielding ball position of opening is: lower shielding
Ball 1 and pipe bus 2 install, and upper shielding ball 8 treats that perforate is to be contained on pipe bus 2, it should be pointed out that due to lower shielding ball
1 is also equipped with other attachment structure in upper shielding ball 8, and the position relationship below shielding ball 1 and upper shielding ball 8 is unique
Corresponding, in other words any point on lower shielding ball 1 also only exists the most unique point therewith on upper shielding ball 8
Corresponding.
For more clearly expressing the method finding position of opening on upper shielding ball 8, it is fixed as follows to carry out in present specification
Justice:
The definition in bulb separation face a: complete sphere is divided into two and becomes two full symmetric hemisphere, the separately face of spheroid
It is referred to as bulb separation face；
The definition of cylindrical: the spherical outside surface of spheroid intersects formed circle with bulb separation face and is referred to as cylindrical；
The definition on summit: by the centre of sphere and be perpendicular to the point that the axis in bulb separation face intersects with spherical outside surface and be referred to as summit；
The definition of episphere and lower semisphere: mounted hemisphere is referred to as lower semisphere, wait perforate, do not install and be placed on ground
Hemisphere is referred to as episphere.
After meeting conditions above, use the method that shielding ball position of opening is positioned by this positioner such as
Under:
The first step, the axis of searching pipe bus 2 forward projection point a on the cylindrical of lower shielding ball 1；
Specifically comprise the following steps that the excircle orientation plane of the lower surface by two locating dowels 35 of subpoint calibration element 3 is hooked on down
So that the lower surface of locating dowel 35 is positioned at the bulb separation face of lower shielding ball 1 on the cylindrical of shielding ball 1, along the cylindrical of lower shielding ball 1
Mobile projector point calibration element 3 also makes the front end face of annular positioning seat 31 be close to the spherical outside surface of lower shielding ball 1, when positioning rule 5
When the edge of a knife 56 is close to the outer surface of pipe bus 2, the midpoint of record location seat 31 and the cylindrical contact area of lower shielding ball, above-mentioned in
Point is forward projection point a to be found, and because forward projection point a is positioned on lower shielding ball, thus also can be called lower subpoint a.
Afterwards the bolt being installed between location bar 32 and connecting rod 4 and the bolt that is installed between connecting rod 4 and positioning rule 5 are twisted
Tightly, now three is fixedly connected and is integrated and is that subsequent step is prepared.
Second step, finds out upper subpoint A corresponding with lower subpoint a on the periphery of shielding ball；
Being analyzed from above, there is relation one to one with the point on lower shielding ball in upper shielding ball, so under determining
Subpoint A can be redefined after subpoint a.Go up subpoint A is after upper shielding ball 8 fastens with lower shielding ball 1 herein
The point overlapped with lower subpoint a.
3rd step, finds out the central point O treating perforate on shielding ball；
Radius rod 6 is fixedly mounted in positioning rule 5, the cylindrical of the upper end of two locating dowels 35 in the positioner after fixing
Location plane is hooked on the cylindrical of shielding ball 8 so that the upper surface of locating dowel 35 is positioned at the bulb separation face of shielding ball 1, will
Positioning seat 31 is close to the spherical outside surface of shielding ball 8 and makes positioning seat 31 be centrally located at A with the cylindrical contact area of upper shielding ball 8
Point, will draw in the picture pin perforation that pin 7 inserts on radius rod 7, pushes hard animation pin 7 to drawing the end of pin 7 outside upper shielding ball 8
A knocking-on vestige on sphere, this vestige is the central point O needing perforate.Friendship due to the edge of a knife 56 with upper shielding ball spherical outside surface
Point is equal to the outer surface of pipe bus 2 to distance L1 between upper subpoint A, and radius rod 7 has stretched out pipe bus 2 radiusr
Distance, so distance L=L1+ drawn between pin and the intersection point of upper shielding ball spherical outside surfacer, that is to say the axis equal to pipe bus
Distance between upper subpoint A.
The embodiment of the shielding ball position of opening localization method of the present invention:
The localization method of shielding ball position of opening and the embodiment of shielding ball position of opening positioner use positioner pair
The method that shielding ball position of opening carries out positioning is identical, specifically refers to Fig. 1 to Fig. 6, is not described in detail in this.
Claims (10)
1. shielding ball position of opening localization method, it is characterised in that: comprise the following steps, the first step, find out the axis of pipe bus
Forward projection point on the cylindrical of lower shielding ball is also designated as lower subpoint a；Second step, the axis of record pipe bus and lower subpoint
Distance L between a；3rd step, finds out upper subpoint A corresponding with lower subpoint a on the cylindrical of shielding ball；4th step, looks for
Go out through the centre of sphere of subpoint A and upper shielding ball and be perpendicular to the vertical of cylindrical of upper shielding ball and upper shielding ball spherical outside surface
On intersection, in distance, the distance of subpoint A is the position of L, and this position is the center O treating perforate on shielding ball.
Shielding ball position of opening localization method the most according to claim 1, it is characterised in that: in described second step, first
The outer surface of record pipe bus apart from the minimum distance L1 of lower subpoint a, then between axis and the lower subpoint a of pipe bus away from
From L=L1+r, whereinrRadius for pipe bus.
3. for implementing the shielding ball position of opening positioner of the shielding ball position of opening localization method described in claim 1,
It is characterized in that: include the subpoint calibration element extended along the longitudinal direction, subpoint calibration element includes that the upper and lower end face of front end adds
Work is the locating dowel of excircle orientation plane parallel to each other and the location bar extended along the longitudinal direction, being connected above of location bar
Positioning rule, positioning rule has the pipe bus location plane of the outer surface for being posted by pipe bus, and positioning rule can be relative to location
Bar moves with both adjustment position relationship, and shielding ball position of opening positioner also includes the location bar after being adjusted in place
And the relative position relation between positioning rule locks the axis of the axis with record pipe bus and pipe bus outside lower shielding ball
The locking piece of spacing L of forward projection point a on circle.
Shielding ball position of opening positioner the most according to claim 3, it is characterised in that: described positioning rule is by connecting
Bar is arranged at the top of location bar, and the middle part of location bar offers the length extended along the longitudinal direction for described connecting rod plug-in mounting
Groove, elongated slot the most through location bar, location offer corresponding with in connecting rod of bar extends along respective length direction
Bolt penetration hole, described locking piece includes the first bolt being installed in bolt penetration hole and the first nut coordinated with the first bolt.
Shielding ball position of opening positioner the most according to claim 4, it is characterised in that: the bolt penetration hole in connecting rod
Extend to the junction of connecting rod and positioning rule, described positioning rule offers through the determining in the left and right extended along its length
Position chi bolt penetration hole, described locking piece also includes be installed in the bolt penetration hole in positioning rule bolt penetration hole and connecting rod second
Bolt and the second nut coordinated with the second bolt.
Shielding ball position of opening positioner the most according to claim 5, it is characterised in that: the left and right sides of described elongated slot
Cell wall is in vertical plane, and the left and right sides of described connecting rod are plane, and connecting rod is by the plane edge of both sides around
It is inserted in described elongated slot the left and right sides cell wall guiding movement of elongated slot；The pipe bus that deviates from of described positioning rule positions plane
Side is provided with the draw-in groove that the upper end for connecting rod snaps in, in the cell wall of draw-in groove is in vertical plane and to be perpendicular to pipe bus location flat
Face.
7. according to the shielding ball position of opening positioner according to any one of claim 3 ~ 6, it is characterised in that: subpoint mark
Locking member also includes the ring-type positioning seat being arranged on bar front end, location, and the axis of positioning seat extends and its front end face along the longitudinal direction
Being perpendicular to the axis of positioning seat, described locating dowel is arranged on the front end face of positioning seat.
Shielding ball position of opening positioner the most according to claim 7, it is characterised in that: described locating dowel have two and
It is symmetricly set on the front end face of positioning seat, the central point of the excircle orientation plane in the both ends of the surface up and down of locating dowel to positioning seat
Distance identical, the distance phase of the described pipe bus locating surface two locating dowels of orthographic projection distance on the periphery of lower shielding ball
Deng.
9. according to the shielding ball position of opening positioner according to any one of claim 3 ~ 6, it is characterised in that: shielding ball is opened
Hole site positioner also includes releasable connection central point caliberating device in positioning rule, and central point caliberating device includes extending
The calibration element that direction is parallel with pipe bus location plane, the distance between calibration element and pipe bus location plane is equal to pipe bus
Radius.
Shielding ball position of opening positioner the most according to claim 9, it is characterised in that: central point caliberating device bag
Include the through tube bus location plane being opened in positioning rule and extend perpendicularly to the radius rod peace of pipe bus location plane
Dress hole, also includes the radius rod being inserted into the direct rod shape in radius rod installing hole, distance pipe bus location plane on radius rod
Distance is provided with bearing of trend equal to the position of pipe generatrix radius and is parallel to the pilot hole of pipe bus location plane, described guiding
The shape of cross section in hole is consistent with the shape of cross section of calibration element guides plug-in mounting for calibration element along its hole wall.
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| CN201610823593.0A CN106323121B (en) | 2016-09-14 | 2016-09-14 | Shield ball position of opening localization method and positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610823593.0A CN106323121B (en) | 2016-09-14 | 2016-09-14 | Shield ball position of opening localization method and positioning device |
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| CN106323121B CN106323121B (en) | 2019-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173203A (en) * | 2017-12-20 | 2018-06-15 | 国家电网公司 | It is a kind of to shield ball and the shielding ball mounting structure using the shielding ball |
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| TW200832654A (en) * | 2007-01-26 | 2008-08-01 | Advanced Semiconductor Eng | Semiconductor package for electromagnetic shielding |
| CN103296622A (en) * | 2013-05-27 | 2013-09-11 | 国家电网公司 | Shield ball fitting for converter station valve hall |
| CN105066819A (en) * | 2015-08-14 | 2015-11-18 | 平高集团有限公司 | Shielding ball holing position positioning method and positioning device |
| CN205049063U (en) * | 2015-08-14 | 2016-02-24 | 平高集团有限公司 | Shielding ball holing position's positioner |
| CN205283033U (en) * | 2015-11-27 | 2016-06-01 | 平高集团有限公司 | Pipe generating line jumper connection gold utensil |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173203A (en) * | 2017-12-20 | 2018-06-15 | 国家电网公司 | It is a kind of to shield ball and the shielding ball mounting structure using the shielding ball |
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