CN104143705B - Pipe bus blocks ball and uses the pipe bus closed-end structure of this end-blocking ball - Google Patents
Pipe bus blocks ball and uses the pipe bus closed-end structure of this end-blocking ball Download PDFInfo
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- CN104143705B CN104143705B CN201310443938.6A CN201310443938A CN104143705B CN 104143705 B CN104143705 B CN 104143705B CN 201310443938 A CN201310443938 A CN 201310443938A CN 104143705 B CN104143705 B CN 104143705B
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- Prior art keywords
- ball
- blocking
- pipe bus
- shielding ball
- shielding
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- 238000010276 construction Methods 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses a kind of pipe bus end-blocking ball and use the pipe bus closed-end structure of this end-blocking ball, this end-blocking bag includes the end-blocking lid being fixed on pipe bus end face for closure and end-blocking covers connected shielding ball, shielding ball is the housing that hollow ball is crown, and the end face of end-blocking lid is coaxially sticked on the bottom surface of shielding ball and is connected by securing member is removable with shielding ball.In use, hollow-core construction due to shielding ball can reduce the weight of object in the case of ensureing overall volume, so that the end-blocking ball of the present invention shields ball in the case of keeping larger volume, maintain lighter weight, and rely on securing member to ensure that the reliability and stability being connected and being electrically connected between shielding ball and end-blocking lid, and then the end-blocking ball of the present invention is made to decrease the weight of self in the case of keeping normal shield effectiveness.
Description
Technical field
The present invention relates to pipe bus closed-end technology field, also relate to the pipe bus end-blocking ball used in pipe bus closed-end structure.
Background technology
At present, the foundry goods that the commercially available pipe bus end-blocking ball sphere diameter that generally employing aluminium alloy casts is less, so that the end cap being connected on pipe end of bus bars and shielding ball are cast integrally structure, but due in such an embodiment, the sphere diameter of shielding ball is adaptive with adaptive pipe bus caliber, therefore more and more higher along with the voltage transmitted on pipe bus in power industry, the caliber of corresponding pipe bus is the most increasing, the so suitably sphere diameter of shielding ball also can increase therewith, thus increase the volume and weight of whole end-blocking ball, end-blocking ball installation on pipe end of bus bars is brought great inconvenience.
Summary of the invention
It is an object of the invention to provide the pipe bus end-blocking ball that a kind of weight is little.
In order to realize object above, the technical scheme of the pipe bus end-blocking ball of the present invention is as follows:
A kind of pipe bus end-blocking ball, end-blocking lid and end-blocking including being fixed on pipe bus end face for closure cover connected shielding ball, shielding ball is the housing that hollow ball is crown, and the end face of end-blocking lid is coaxially sticked on the bottom surface of shielding ball and is connected by securing member is removable with shielding ball.
Offer, on the bottom surface of described shielding ball, the perforation being in its center position, and in shielding ball, it being equiped with the pressing plate being in block above edge, described perforation hole, the two ends of described securing member are respectively fixedly connected with on end-blocking lid and pressing plate, middle part passes in described perforation.
Described pressing plate includes the semi-ring plate body of two semi-annular shapes relatively docked, the outside block of semi-ring plate body the hole of perforation along above, inner side be in the inner side of perforation, the upper end of described securing member is connected in the inner side of semi-ring plate body.
Being convexly equipped with annular connection edge at edge placement on the bottom surface of described end-blocking lid, connect and be coaxially disposed along with end-blocking lid, offer the screwed hole radially extended along end cap connecting on edge, described screwed hole is the counter sink of outside countersunk head.
The surface of described shielding ball is the spherical crown surface more than hemisphere, is provided with, on the surface of shielding ball, the groove being at half-sphere positions.
The technical scheme of the pipe bus closed-end structure of the present invention is as follows:
A kind of pipe bus closed-end structure, including end-blocking ball fixing in the tubulated ends of pipe bus and tubulated ends, described end-blocking bag include closure be fixed on pipe bus end face end-blocking lid and end-blocking cover connected shielding ball, shielding ball is the housing that hollow ball is crown, and the end face of end-blocking lid is coaxially sticked on the bottom surface of shielding ball and is connected by securing member is removable with shielding ball.
Offer, on the bottom surface of described shielding ball, the perforation being in its center position, and in shielding ball, it being equiped with the pressing plate being in block above edge, described perforation hole, the two ends of described securing member are respectively fixedly connected with on end-blocking lid and pressing plate, middle part passes in described perforation.
Described pressing plate includes the semi-ring plate body of two semi-annular shapes relatively docked, the outside block of semi-ring plate body the hole of perforation along above, inner side be in the inner side of perforation, the upper end of described securing member is connected in the inner side of semi-ring plate body.
At edge placement, the connection edge of annular it is convexly equipped with on the bottom surface of described end-blocking lid, connect and be coaxially disposed along with end-blocking lid, the screwed hole radially extended along end cap is offered on edge connecting, described screwed hole is the counter sink of outside countersunk head, being installed with the sunk screw extended internally in screwed hole, described end-blocking lid is connected in described tubulated ends by sunk screw closure.
The surface of described shielding ball is the spherical crown surface more than hemisphere, is provided with, on the surface of shielding ball, the groove being at half-sphere positions.
In the present invention, shielding ball is the housing that hollow ball is crown, and block lid and be fixedly connected on the bottom surface of shielding ball by securing member, and by securing member and shielding ball conductive communication, in use, hollow-core construction due to shielding ball can reduce the weight of object in the case of ensureing overall volume, so that the end-blocking ball of the present invention shields ball in the case of keeping larger volume, maintain lighter weight, and rely on securing member to ensure that the reliability and stability being connected and being electrically connected between shielding ball and end-blocking lid, and then make the end-blocking ball of the present invention decrease the weight of self in the case of keeping normal shield effectiveness.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention；
Fig. 2 is the upward view of Fig. 1；
Fig. 3 is A direction view in Fig. 1；
Fig. 4 is the partial enlarged drawing in Fig. 1 at B；
Fig. 5 is the partial enlarged drawing in Fig. 1 at C.
Detailed description of the invention
The embodiment of the end-blocking ball of the present invention: as shown in Figures 1 to 5, this end-blocking ball is mainly made up of shielding ball 1 and end-blocking lid 2 two parts, wherein shielding ball 1 is the crown thin-wall case of the hollow ball by aluminum alloy plate materials spinning, end-blocking lid 2 by discoid lid 21, lid 21 edge on the connecting along 22, constitute in connecting the fixed station 23 along projection between 22 and axis on lid 21 of tubulose of projection.Outer bottom at shielding ball 1 offers its inside and outside perforation through, the hole wall of perforation is convexly equipped with the axial installation in flat annular along 24, downside along 24 is installed coordinate with lid 21 block of end-blocking lid 2, upside block is equipped with pressing plate 3, pressing plate 3 is formed by connecting by the semi-ring plate body make-up of two semi-annular shapes, two annular sheet metals have block and coordinate in described installation stop section along 24 the inners and overhang and installing the overhang along the interior end opening of 24, the overhang of described annular sheet metal is fixed on the lid 21 of end-blocking lid 2 by trip bolt, so that installing between 24 lids 21 being clamped at pressing plate 3 and end-blocking lid 2, end-blocking lid 2 is fixed on shielding ball 1 by trip bolt 4.
Great circle position parallel with the roundlet at end-blocking lid 2 places of setting on the outer surface of shielding ball 1 is provided with the circle groove 24 to shielding ball 1 inner recess, and each groove 24 is uniformly distributed on the circumference of described great circle.Connection at end-blocking lid 2 the most radially offers the connection screwed hole that a circle is uniform along 22, this connection screwed hole is the counter sink of outside countersunk head, being installed with holding screw 5 respectively within each connects screwed hole, holding screw 5 sinks to the sunk screw in described connection screwed hole for head.The fixed station 23 of end-blocking lid 2 is equiped with U-bolt 6.The lid 21 of end-blocking lid 2 offers and the pilot hole 25 connected of boring a hole.
Shielding ball 1 in the end-blocking ball of the present embodiment is to use rotary pressing processing to form, compare the shielding ball 1 of casting in the technology of enjoying, avoid the defects such as the shielding ball 1 shrinkage porosite appeared in the course of processing, pore, sand holes, slag blister, overlap, improve the structural stability of shielding ball 1；Damping wire in pipe bus can be fixed on fixed station 23 by U-bolt 6, thus plays the effect of killer tube bus vibrations；Pressing plate 3 is made up of two semi-ring plate bodys, so makes pressing plate 3 to fill in shielding ball 1 from perforation easily, thus simplifies the fixed connection structure between end-blocking lid 2 and shielding ball 1, and improves connected reliability between the two；The pilot hole 25 offered on the lid 21 of end-blocking lid 2 is available for the arm of operator and passes, in order to position pressing plate 3 in shielding ball 1, and convenient end-blocking lid 2 and shielding ball 1 assemble；The head of holding screw 5 submerges in the connection screwed hole connected along 22 blocking lid 2, thus it is so that and blocks ball after the end of pipe bus connects, on its outer surface without metal protuberance, avoid the corona that local protuberance causes, improve anti-corona effect and safety coefficient；Groove 24 on shielding ball 1 outer surface can block the water column that rainwater is formed on, and improves shield effectiveness.
In the above-described embodiments, pressing plate is formed by connecting by the semi-ring plate body make-up of two semi-annular shapes, and trip bolt is connected in the overhang of semi-ring plate body through described perforation, in other embodiments, pressing plate can also be stalloy, in use, utilizes the elasticity of steel disc self to be loaded into shielding in ball；Or tabletting can also be made up of the semicircular sheet metal of at least two.
In the above-described embodiments, shielding ball is to be formed by rotary pressing processing, and in other embodiments, shielding ball can also be processed by machine cut, or is processed by casting, it is only necessary to keeps the boring of shielding ball.
In the above-described embodiments, end-blocking is covered the trip bolt of installing and is fixed on shielding ball by pressing plate, and in other embodiments, trip bolt can also directly revolve and be located on shielding ball.
In the above-described embodiments, end-blocking lid is fixed on shielding ball by trip bolt, and in other embodiments, described trip bolt can also be replaced by the conventional fasteners such as fastening bolt, fastening rivet.
Claims (8)
1. a pipe bus end-blocking ball, it is characterized in that, end-blocking lid and end-blocking including being fixed on pipe bus end face for closure cover connected shielding ball, shielding ball is the housing that hollow ball is crown, and the end face of end-blocking lid is coaxially sticked on the bottom surface of shielding ball and is connected by securing member is removable with shielding ball；Offer, on the bottom surface of described shielding ball, the perforation being in its center position, and in shielding ball, it being equiped with the pressing plate being in block above edge, described perforation hole, the two ends of described securing member are respectively fixedly connected with on end-blocking lid and pressing plate, middle part passes in described perforation.
Pipe bus the most according to claim 1 end-blocking ball, it is characterized in that, described pressing plate includes the semi-ring plate body of two semi-annular shapes relatively docked, the outside block of semi-ring plate body the hole of perforation along above, inner side be in the inner side of perforation, the upper end of described securing member is connected in the inner side of semi-ring plate body.
Pipe bus the most according to claim 1 and 2 end-blocking ball, it is characterized in that, at edge placement, the connection edge of annular it is convexly equipped with on the bottom surface of described end-blocking lid, connect and be coaxially disposed along with end-blocking lid, offering the screwed hole radially extended along end cap connecting on edge, described screwed hole is the counter sink of outside countersunk head.
Pipe bus the most according to claim 1 and 2 end-blocking ball, it is characterised in that the surface of described shielding ball is the spherical crown surface more than hemisphere, is provided with, on the surface of shielding ball, the groove being at half-sphere positions.
5. a pipe bus closed-end structure, including end-blocking ball fixing in the tubulated ends of pipe bus and tubulated ends, it is characterized in that, described end-blocking bag include closure be fixed on pipe bus end face end-blocking lid and end-blocking cover connected shielding ball, shielding ball is the housing that hollow ball is crown, and the end face of end-blocking lid is coaxially sticked on the bottom surface of shielding ball and is connected by securing member is removable with shielding ball；Offer, on the bottom surface of described shielding ball, the perforation being in its center position, and in shielding ball, it being equiped with the pressing plate being in block above edge, described perforation hole, the two ends of described securing member are respectively fixedly connected with on end-blocking lid and pressing plate, middle part passes in described perforation.
Pipe bus closed-end structure the most according to claim 5, it is characterized in that, described pressing plate includes the semi-ring plate body of two semi-annular shapes relatively docked, the outside block of semi-ring plate body the hole of perforation along above, inner side be in the inner side of perforation, the upper end of described securing member is connected in the inner side of semi-ring plate body.
7. according to the pipe bus closed-end structure described in claim 5 or 6, it is characterized in that, at edge placement, the connection edge of annular it is convexly equipped with on the bottom surface of described end-blocking lid, connect and be coaxially disposed along with end-blocking lid, the screwed hole radially extended along end cap is offered on edge connecting, described screwed hole is the counter sink of outside countersunk head, is installed with the sunk screw extended internally in screwed hole, and described end-blocking lid is connected in described tubulated ends by sunk screw closure.
8., according to the pipe bus closed-end structure described in claim 5 or 6, it is characterised in that the surface of described shielding ball is the spherical crown surface more than hemisphere, the surface of shielding ball is provided with the groove being at half-sphere positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310443938.6A CN104143705B (en) | 2013-09-26 | 2013-09-26 | Pipe bus blocks ball and uses the pipe bus closed-end structure of this end-blocking ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310443938.6A CN104143705B (en) | 2013-09-26 | 2013-09-26 | Pipe bus blocks ball and uses the pipe bus closed-end structure of this end-blocking ball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104143705A CN104143705A (en) | 2014-11-12 |
| CN104143705B true CN104143705B (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310443938.6A Active CN104143705B (en) | 2013-09-26 | 2013-09-26 | Pipe bus blocks ball and uses the pipe bus closed-end structure of this end-blocking ball |
Country Status (1)
| Country | Link |
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| CN (1) | CN104143705B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403753B (en) * | 2016-09-14 | 2018-12-14 | 平高集团有限公司 | Shield ball position of opening localization method and positioning device, subpoint caliberating device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2784386A (en) * | 1953-05-26 | 1957-03-05 | United Carr Fastener Corp | Electrical assembly |
| CN2574271Y (en) * | 2002-10-10 | 2003-09-17 | 罗志昭 | Combined corona-preventing tube bus bracket |
| CN200953450Y (en) * | 2006-07-27 | 2007-09-26 | 锦州力德电气有限公司 | Duct bus connection assembling armour clamp |
| CN201430390Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Counterweight-type terminal ball for tubular busbar |
| CN101834421A (en) * | 2010-05-05 | 2010-09-15 | 浙江省电力设计院 | Dual-arm supported direct-current thawing access combination hardware fitting |
| CN103296622A (en) * | 2013-05-27 | 2013-09-11 | 国家电网公司 | Shield ball fitting for converter station valve hall |
-
2013
- 2013-09-26 CN CN201310443938.6A patent/CN104143705B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2784386A (en) * | 1953-05-26 | 1957-03-05 | United Carr Fastener Corp | Electrical assembly |
| CN2574271Y (en) * | 2002-10-10 | 2003-09-17 | 罗志昭 | Combined corona-preventing tube bus bracket |
| CN200953450Y (en) * | 2006-07-27 | 2007-09-26 | 锦州力德电气有限公司 | Duct bus connection assembling armour clamp |
| CN201430390Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Counterweight-type terminal ball for tubular busbar |
| CN101834421A (en) * | 2010-05-05 | 2010-09-15 | 浙江省电力设计院 | Dual-arm supported direct-current thawing access combination hardware fitting |
| CN103296622A (en) * | 2013-05-27 | 2013-09-11 | 国家电网公司 | Shield ball fitting for converter station valve hall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104143705A (en) | 2014-11-12 |
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