CN114725862A - Fixing tool for flexible connection of phase isolated bus - Google Patents
Fixing tool for flexible connection of phase isolated bus Download PDFInfo
- Publication number
- CN114725862A CN114725862A CN202210483747.1A CN202210483747A CN114725862A CN 114725862 A CN114725862 A CN 114725862A CN 202210483747 A CN202210483747 A CN 202210483747A CN 114725862 A CN114725862 A CN 114725862A
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- CN
- China
- Prior art keywords
- fixed
- flexible connection
- fixing ring
- fixing
- ring
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 29
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 34
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 7
- 239000007787 solid Substances 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a fixing tool for flexible connection of an isolated phase bus, which is applied to the end part of the isolated phase bus, wherein the isolated phase bus is provided with a shell and a conductor which is arranged in the shell and extends along the axial direction, the end part of the conductor is provided with a circle of flexible connection distributed at intervals, and the fixing tool comprises: the fixing ring is arranged in a space formed by surrounding a circle of flexible connection, and the fixing ring is fixed with the shell and the conductor simultaneously; the outer limiting unit is sleeved and fixed outside the fixing ring; wherein, the outer spacing unit is fixed the outer ring surface of solid fixed ring with round flexible coupling spacing. According to the invention, the fixing ring is arranged in the circle of flexible connection to provide a fixing base point for the flexible connection, the fixing ring is fixed by the connecting frame and the supporting rod to ensure that the fixing ring is fixed on the conductor and the shell at the same time, so that the installation strength and stability of the fixing ring are ensured, the flexible connection is limited on the fixing ring by the outer limiting unit, the flexible connection can be effectively prevented from shaking, jolting and displacing during transportation, and the flexible connection is prevented from being collided to cause damage.
Description
Technical Field
The invention relates to the technical field of power transmission equipment, in particular to a fixing tool for flexible connection of an off-phase bus.
Background
The isolated phase enclosed bus is a large current transmission device widely applied to 50MW and above generator outgoing line loops and plant branch loops. Because the field installation environment of the isolated phase enclosed bus is complex, and meanwhile, in order to inhibit the mechanical vibration from propagating along the bus, the connecting end of the isolated phase enclosed bus is provided with flexible connection and is connected with other power transmission equipment or the bus through the flexible connection.
The flexible connection is exposed outside the shell when leaving the factory, and needs to be protected to avoid damage. Because the flexible coupling can't weld again, traditional frock can't be fixed to it, consequently only adopts protective sheath, adhesive tape etc. to protect it at present. However, this protection method cannot effectively protect the flexible connection, and the main reasons are as follows:
1. the soft connection is easy to collide with external articles to cause damage;
2. the soft connection is difficult to be fully fixed, and the soft connection can be shrunk inwards or shaken in the transportation process, so that the soft connection and the soft connection are rubbed with each other to generate damage;
3. the strength of the protective sleeve is not enough, and the flexible connection can puncture the protective sleeve to collide with each other in the transportation process to cause damage.
Therefore, it is necessary to develop a fixing tool capable of effectively protecting the flexible connection.
Disclosure of Invention
The invention mainly solves the technical problem of providing a fixing tool for flexible connection of an off-phase bus, and aims to solve the technical problems that the traditional flexible connection protection mode in the prior art cannot effectively protect the off-phase bus and the flexible connection is easy to damage in transportation.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a fixed frock from looks generating line flexible coupling is used at looks generating line tip from, the looks generating line has the shell and sets up the conductor along axial extension in the shell, the conductor tip is equipped with round interval distribution's flexible coupling, fixed frock includes:
the fixing ring is arranged in a space formed by surrounding a circle of the flexible connection, and the fixing ring is fixed with the shell and the conductor at the same time;
the outer limiting unit is sleeved and fixed outside the fixing ring;
the outer limiting unit limits and fixes the flexible connection in a circle on the outer ring surface of the fixing ring.
On the basis of the technical scheme, the invention can be further improved as follows:
in one embodiment, a connecting frame is fixed between the inner wall of the shell and the outer ring surface of the conductor, a supporting rod is arranged between the fixing ring and the connecting frame, the supporting rod penetrates through a gap of the adjacent flexible connection, one end of the supporting rod is fixed with the connecting frame, and the other end of the supporting rod is fixed with the fixing ring, so that the fixing ring is fixed with the shell and the conductor at the same time.
Furthermore, a plurality of annular and uniformly distributed connecting frames are arranged between the inner wall of the shell and the outer ring surface of the conductor, each connecting frame is provided with the supporting rod connected with the fixing ring, and each connecting frame is located at a position corresponding to the gap of the adjacent flexible connection.
In one embodiment, the outer limiting unit is a limiting soft rope wound outside the fixing ring and the soft connection.
In one embodiment, a protective pad is arranged between the fixing ring and the flexible connection, and the protective pad is fixed on the outer ring surface of the fixing ring.
In one embodiment, the protective pad is a neoprene protective pad.
In one embodiment, one end of the flexible connection is fixed with the conductor, the other end of the flexible connection is limited and fixed on the outer ring surface of the fixing ring by the outer limiting unit, a protruding part protruding towards the inner side is arranged in the middle of the flexible connection, and a protective sleeve is sleeved on the protruding part to avoid mutual collision.
In one embodiment, the protective sleeve is a neoprene protective sleeve.
In one embodiment, a protective film is integrally covered on one circle of the flexible connection.
In one embodiment, a protective cap is fixed to the end of the housing and covers the flexible connection and the fixing ring.
Different from the prior art, the invention has the beneficial effects that:
1. the fixing ring is arranged in the circle of flexible connection to provide a fixing base point for the flexible connection, the fixing ring is fixed by the connecting frame and the supporting rod to ensure that the fixing ring is fixed on the conductor and the shell at the same time, so that the mounting strength and the stability of the fixing ring are ensured, the flexible connection is limited on the fixing ring by the outer limiting unit, the flexible connection can be effectively prevented from shaking, jolting and displacing during transportation, and the flexible connection is prevented from being collided to cause damage;
2. according to the invention, the protection pad is arranged between the flexible connection and the fixed ring, and the projection part in the middle of the flexible connection is sleeved with the protection sleeve, so that the collision between the flexible connection and the fixed ring and between the adjacent projection parts of the flexible connection is further avoided, the flexible connection is further protected, and the damage is avoided;
3. according to the invention, the protective film is integrally covered outside the circle of flexible connection, and the protective cover is fixed at the end part of the shell, so that the flexible connection is effectively prevented from being damaged due to the influence of the external environment;
4. the fixing tool can protect the flexible connection in all directions, fundamentally prevents the flexible connection from being damaged, and has the advantages of simple structure, convenience in disassembly and assembly and strong universality.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a fixing tool for flexible connection of an isolated phase bus according to the present invention.
Shown in the figure:
1. a housing;
2. a conductor;
3. soft connection; 301. a protrusion portion;
4. a fixing ring;
5. an outer limit unit;
6. a connecting frame;
7. a support bar;
8. a protection pad;
9. a protective sleeve;
10. a protective cover.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, the fixing tool for the flexible connection 3 of the isolated phase bus is applied to the end of the isolated phase bus.
The phase isolated bus has a housing 1 and a conductor 2 arranged in the housing 1 and extending along the axial direction, and the end of the conductor 2 is provided with a circle of flexible connections 3 distributed at intervals.
The fixed frock of this application is including solid fixed ring 4 and outer spacing unit 5, and wherein solid fixed ring 4 sets up in the space that round flexible coupling 3 encircleed and form, and solid fixed ring 4 is fixed with shell 1 and conductor 2 simultaneously.
The outer limiting unit 5 is sleeved and fixed outside the fixing ring 4.
The outer limiting unit 5 limits and fixes the circle of flexible connection 3 on the outer annular surface of the fixing ring 4.
Simultaneously with conductor 2 and the solid fixed ring 4 that shell 1 is fixed provide stable fixed base point for flexible coupling 3, flexible coupling 3 is spacing fixed on solid fixed ring 4 outer anchor ring through outer spacing unit 5, rocks, jolts and the displacement when can effectively avoiding transporting, avoids 3 bumps and causes the damage of flexible coupling.
In one embodiment, referring to fig. 1, three connecting frames 6 are fixed between the inner wall of the housing 1 and the outer annular surface of the conductor 2, the connecting frames 6 are fixed at two ends by welding, and a support rod 7 is arranged between each connecting frame 6 and the fixing ring 4. The link 6 is in the clearance corresponding position of adjacent flexible coupling 3, and bracing piece 7 is passed by the clearance department of adjacent flexible coupling 3, and bracing piece 7 one end is fixed with link 6 through the bolt, and the other end is fixed with solid fixed ring 4 to it is fixed with shell 1 and conductor 2 simultaneously to realize solid fixed ring 4.
Because shell 1 and conductor 2 are connected simultaneously to link 6, it forms stable fulcrum, has guaranteed the stability of installing bracing piece 7 on link 6, and three bracing piece 7 is the solid fixed ring 4 of annular distribution support, has avoided solid fixed ring 4 to appear rocking and jolting problem in the transportation.
In other embodiments, other mounting means may be used to connect the housing 1, the conductor 2 and the retaining ring 4, such as an integral bracket or the like. Because this fixed frock is used for the interim fixed when transporting from the looks generating line, consequently the convenience and the cost of its installation need be considered, preferred simple link 6 and bracing piece 7 structure, simple structure, with low costs, the installation is swift.
In one embodiment, the outer restraining unit 5 is a restraining cord wrapped around the outside of the securing ring 4 and flexible connection 3. In other embodiments, a limiting rubber sleeve, a limiting ring and other structures can be selected to limit the flexible connection 3 outside the fixing ring 4, and the flexible connection 3 needs to be prevented from being damaged by the outer limiting unit 5 itself during selection.
In one embodiment, a protective pad 8 is arranged between the fixing ring 4 and the flexible connection 3, and the protective pad 8 is fixed on the outer annular surface of the fixing ring 4. The protection pad 8 is preferably a chloroprene rubber protection pad 8 which has high strength and can avoid being pierced by the flexible connection 3, and the thickness of the chloroprene rubber protection pad 8 needs to be determined based on the strength test of the actual space and material.
In one embodiment, one end of the flexible connector 3 is fixed with the conductor 2, the other end of the flexible connector is limited and fixed on the outer ring surface of the fixed ring 4 by the outer limiting unit 5, a protruding part 301 protruding towards the inner side is arranged in the middle of the flexible connector 3, and the protruding part 301 is a contact point of the flexible connector 3. In order to avoid the mutual collision of the protrusions 301 in the middle of the adjacent flexible connectors 3, the protrusions 301 are sleeved with the protective sleeves 9 to separate the adjacent flexible connectors 3. The protective sleeve 9 is preferably a chloroprene rubber protective sleeve 9, and the thickness of the protective sleeve 9 is determined based on the strength test according to the actual space and material, and the strength of the protective sleeve 9 is ensured not to be pierced by the flexible connection 3 to cause mutual collision, as with the protective pad 8.
In one embodiment, the ring of flexible connections 3 is covered with a protective film (not shown) to avoid external environmental influences, such as rain.
In one embodiment, in order to avoid being hit by external objects during transportation, a protective cover 10 is fixed at the end of the housing 1, and the protective cover 10 covers the flexible connector 3 and the fixing ring 4. The protective cover 10 is preferably fixed by electric welding to facilitate removal after transportation is completed.
The fixed frock of this application can carry out all-round protection to flexible coupling 3, and fundamentally stops flexible coupling 3 and receives the possibility of damage to simple structure, the dismouting is convenient, and is with strong points of universality.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a fixed frock of looks generating line flexible coupling, its characterized in that uses at looks generating line tip, it has the shell and sets up the conductor along axial extension in the shell to look away the looks generating line, the conductor tip is equipped with round interval distribution's flexible coupling, fixed frock includes:
the fixing ring is arranged in a space formed by surrounding a circle of the flexible connection, and the fixing ring is fixed with the shell and the conductor at the same time;
the outer limiting unit is sleeved and fixed outside the fixing ring;
the outer limiting unit limits and fixes the flexible connection in a circle on the outer ring surface of the fixing ring.
2. The fixing tool according to claim 1, wherein a connecting frame is fixed between the inner wall of the shell and the outer ring surface of the conductor, a supporting rod is arranged between the fixing ring and the connecting frame, the supporting rod penetrates through a gap between adjacent flexible connectors, one end of the supporting rod is fixed to the connecting frame, and the other end of the supporting rod is fixed to the fixing ring, so that the fixing ring is fixed to the shell and the conductor simultaneously.
3. The fixing tool according to claim 2, wherein a plurality of connecting frames are uniformly distributed in a ring shape between the inner wall of the housing and the outer annular surface of the conductor, each connecting frame is provided with the supporting rod connected with the fixing ring, and each connecting frame is located at a position corresponding to a gap between adjacent flexible connectors.
4. The fixing tool according to claim 1, wherein the outer limiting unit is a limiting soft rope wound outside the fixing ring and the soft connection.
5. The fixing tool according to claim 1, wherein a protection pad is arranged between the fixing ring and the flexible connection, and the protection pad is fixed on the outer ring surface of the fixing ring.
6. The fixing tool according to claim 5, wherein the protection pad is a neoprene protection pad.
7. The fixing tool according to claim 1, wherein one end of the flexible connection is fixed to the conductor, the other end of the flexible connection is limited and fixed to the outer ring surface of the fixing ring by the outer limiting unit, a protruding portion protruding inwards is arranged in the middle of the flexible connection, and a protective sleeve is sleeved on the protruding portion to avoid mutual collision.
8. The fixing tool according to claim 7, wherein the protective sleeve is a neoprene protective sleeve.
9. The fixing tool according to claim 1, wherein a protective film is integrally covered on the circle of flexible connection.
10. The fixing tool according to claim 1, wherein a protective cover is fixed to the end of the shell, and the protective cover is covered outside the flexible connection and fixing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210483747.1A CN114725862B (en) | 2022-05-06 | 2022-05-06 | Fixing tool for soft connection of phase separation bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210483747.1A CN114725862B (en) | 2022-05-06 | 2022-05-06 | Fixing tool for soft connection of phase separation bus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114725862A true CN114725862A (en) | 2022-07-08 |
| CN114725862B CN114725862B (en) | 2024-05-14 |
Family
ID=82231730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210483747.1A Active CN114725862B (en) | 2022-05-06 | 2022-05-06 | Fixing tool for soft connection of phase separation bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114725862B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982806A (en) * | 1975-04-03 | 1976-09-28 | I-T-E Imperial Corporation | Plug-in electric contact with improved contact finger support and shielding |
| CN203522065U (en) * | 2013-11-07 | 2014-04-02 | 山东达驰阿尔发电气有限公司 | Vertical-section phase-isolated bus conductor temporary supporting structure |
| CN205016346U (en) * | 2015-10-10 | 2016-02-03 | 中国电建集团成都勘测设计研究院有限公司 | Heavy current is from looks enclosed bus and main transformer connection structure |
| CN209029299U (en) * | 2018-11-12 | 2019-06-25 | 景光电气有限公司 | The structure of contact terminal of vacuum circuit breaker |
| CN111048921A (en) * | 2019-12-30 | 2020-04-21 | 广东永丰智威电气有限公司 | 1250A generating line connecting device |
| CN210838124U (en) * | 2019-11-25 | 2020-06-23 | 威腾电气集团股份有限公司 | Tubular bus flexible connection joint |
| CN210867109U (en) * | 2019-10-22 | 2020-06-26 | 纳图电气(江苏)有限公司 | Intensive bus duct expansion joint generating line |
| CN211828597U (en) * | 2019-11-22 | 2020-10-30 | 三峡机电工程技术有限公司 | Installation and connection structure of isolated phase enclosed bus and circuit breaker |
-
2022
- 2022-05-06 CN CN202210483747.1A patent/CN114725862B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982806A (en) * | 1975-04-03 | 1976-09-28 | I-T-E Imperial Corporation | Plug-in electric contact with improved contact finger support and shielding |
| CN203522065U (en) * | 2013-11-07 | 2014-04-02 | 山东达驰阿尔发电气有限公司 | Vertical-section phase-isolated bus conductor temporary supporting structure |
| CN205016346U (en) * | 2015-10-10 | 2016-02-03 | 中国电建集团成都勘测设计研究院有限公司 | Heavy current is from looks enclosed bus and main transformer connection structure |
| CN209029299U (en) * | 2018-11-12 | 2019-06-25 | 景光电气有限公司 | The structure of contact terminal of vacuum circuit breaker |
| CN210867109U (en) * | 2019-10-22 | 2020-06-26 | 纳图电气(江苏)有限公司 | Intensive bus duct expansion joint generating line |
| CN211828597U (en) * | 2019-11-22 | 2020-10-30 | 三峡机电工程技术有限公司 | Installation and connection structure of isolated phase enclosed bus and circuit breaker |
| CN210838124U (en) * | 2019-11-25 | 2020-06-23 | 威腾电气集团股份有限公司 | Tubular bus flexible connection joint |
| CN111048921A (en) * | 2019-12-30 | 2020-04-21 | 广东永丰智威电气有限公司 | 1250A generating line connecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114725862B (en) | 2024-05-14 |
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Effective date of registration: 20240410 Address after: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Applicant after: DAQO GROUP Co.,Ltd. Country or region after: China Address before: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Applicant before: JIANGSU DAQO ENCLOSED BUSBAR SYSTEMS Co.,Ltd. Country or region before: China |
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