CN108281924B - Detachable transformer substation beam framework fixture - Google Patents
Detachable transformer substation beam framework fixture Download PDFInfo
- Publication number
- CN108281924B CN108281924B CN201810214657.6A CN201810214657A CN108281924B CN 108281924 B CN108281924 B CN 108281924B CN 201810214657 A CN201810214657 A CN 201810214657A CN 108281924 B CN108281924 B CN 108281924B
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- CN
- China
- Prior art keywords
- fixture
- framework
- substation
- insulator string
- transformer substation
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- 239000012212 insulator Substances 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000005684 electric field Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Electric Cable Installation (AREA)
Abstract
The invention relates to the technical field of hot-line work auxiliary tools, in particular to a detachable substation beam framework fixture, an insulator string is vertically connected to the substation beam framework, an installation seat is embedded in the substation beam framework fixture, the installation seat is detachably connected with the fixture, and an insulating pull rod is connected between the fixture and the insulator string; the fixture comprises a plurality of connecting rods, and clamping and fixing positions matched with the mounting seats are formed among the connecting rods; the connecting rods are connected with a bearing rod, and a plurality of first buckles matched with safety belts or backup ropes worn by operators are uniformly distributed on the bearing rod. The transformer substation cross beam structure is detachably connected with a transformer substation cross beam frame, is convenient to carry and transport, can provide a reliable fixed point for a live working process, realizes live replacement of an insulator string, solves the problem of replacement of the insulator string of the transformer substation, eliminates potential safety hazards of the transformer substation, ensures power supply load of the transformer substation, and simultaneously ensures safety and stability of a main power grid.
Description
Technical Field
The invention relates to the technical field of hot-line work auxiliary tools, in particular to a detachable substation cross beam framework fixture.
Background
Because the load of the transformer substation is more, the wiring is more complicated, the power failure is difficult to arrange, the switching operation of the transformer substation occupies an extremely important position in the power grid operation, and the maintenance of the power transmission and transformation facilities of the power grid and the change of the operation mode of the power grid are realized through the switching operation. Once the dangerous points in the switching operation process are not controlled sufficiently, misoperation is easy to form, the power supply to the user is interrupted slightly, the economic loss is brought to the user, the large-area power failure is caused seriously, and the influence is brought to the economic development and the social stability.
In order to avoid risks and difficulties caused by power failure, the opportunity of power failure maintenance needs to be reduced as much as possible, and the live replacement of the live single string insulator string of the transformer substation is realized. However, the main difficulty in realizing live operation is that the framework is of a reinforced cement structure, the framework is free of the design of working fixing points such as hooks and loops, and the safety belt, the backup rope and the insulating tool of operators cannot be reliably fixed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a detachable substation cross beam framework fixture, which can practically eliminate the power failure risk caused by complex structure of a substation and more adjacent electrified equipment when electrified treatment is carried out.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a detachable transformer substation beam framework fixture, wherein an insulator string is vertically connected to a transformer substation beam framework, the transformer substation beam framework is a reinforced cement working framework, a mounting seat is embedded in the reinforced cement working framework, the mounting seat is detachably connected with the fixture, and an insulating pull rod is connected between the fixture and the insulator string; the fixture comprises a plurality of connecting rods, and clamping and fixing positions matched with the mounting seats are formed among the connecting rods; the connecting rods are connected with a bearing rod, and a plurality of first buckles matched with safety belts or backup ropes worn by operators are uniformly distributed on the bearing rod.
The detachable transformer substation beam framework fixture is detachably connected with the mounting seat embedded in the reinforced cement working framework; during operation, the clamp is arranged on the mounting seat, the safety belt or the backup rope worn by an operator is connected with the first retaining ring, the safety belt or the backup rope enters a strong electric field by means of the insulating tool, two ends of the insulator string are fixed, and the insulator string is replaced by the stress of the insulating pull rod, so that the insulator string is replaced in an electrified mode.
Further, one end of the connecting rod is provided with a mounting hole matched with the mounting seat, and the other end of the connecting rod is provided with a fastening component matched with the edge of the reinforced cement working framework. The fixture is fixedly connected with the mounting seat through the mounting hole, the fastening assembly tightly holds the end face of the reinforced cement working framework, and the stability of connection between the fixture and the reinforced cement working framework is improved.
Further, one end of the connecting rod, which is close to the mounting seat, is provided with a plate-shaped connecting piece, and the mounting hole is formed in the center of the plate-shaped connecting piece. The plane of the plate-shaped connecting piece is clung to the installation plane of the installation seat when the clamp is fixed, and the connection is stable and reliable.
Further, the fastening assembly comprises a fixed frame which is tightly attached to the end face of the reinforced cement working framework, one end of the fixed frame is vertically connected with a first clamping piece for tightly holding the reinforced cement working framework, and the first clamping piece is vertically connected with the fixed frame. The fixed frame is matched with the first clamping piece to be cohesive with the reinforced cement working framework, and the fastening piece can be arranged at the joint of the first clamping piece, the fixed frame and the reinforced cement working framework to be fastened according to the requirement in actual use.
Further, a second clamping piece matched with the insulating pull rod is arranged at the other end of the fixing frame, and the insulating pull rod, the insulator string and the reinforced cement working framework encircle to form a right triangle. The two ends of the insulator string are fixed, and the middle is replaced by the stress of the insulating pull rod, so that the live replacement of the insulator string is realized.
Further, an insulating rope is wound at the joint of the insulating pull rod and the second clamping piece. The arrangement of the insulating rope is for increasing the stability of the connection between the insulating pull rod and the second clamping piece.
Further, a second buckle ring matched with a safety belt or a backup rope worn by an operator is arranged at the joint of the insulator string and the reinforced cement working framework. In practical application, the backup rope is connected to the second buckle to connect the safety belt with the first buckle, and in the application process, the backup rope must not have obvious looseness, and the connection should be reliable.
Further, two ends of the insulator string are connected with a first pulley for hanging a lifting screw rod, an insulating pulling plate and a bottle supporting frame, and the clamp is connected with a second pulley for hanging the lifting screw rod, the insulating pulling plate and the bottle supporting frame; and the first pulley and the second pulley are provided with insulating transmission ropes in a penetrating way. After the staff enters equipotential and is additionally provided with the backup rope, a ground electrician groups and assembles the framework fixture, the screw rod, the insulating pulling plate and the bottle supporting frame on the ground, and sequentially transmits the framework fixture, the screw rod, the insulating pulling plate and the bottle supporting frame to the equipotential staff through the insulating transmission rope so as to realize the electrified replacement of the insulator string.
Compared with the prior art, the invention has the beneficial effects that:
the detachable substation beam framework fixture is detachably connected with the substation beam framework, is convenient to carry and transport, can provide a reliable fixed point for live working process, realizes live replacement of insulator strings, solves the problem of replacement of the insulator strings of the substation, eliminates potential safety hazards of the substation, ensures power supply load of the substation, and simultaneously ensures safety and stability of a main power grid.
Drawings
Fig. 1 is a top view of the removable substation beam frame fixture of the present invention.
Fig. 2 is a front view of the removable substation beam frame fixture of the present invention.
Fig. 3 is a view showing a use state of the detachable substation cross beam frame clamp of the present invention.
Detailed Description
The invention is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Example 1
As shown in fig. 1 to 2, in a first embodiment of the detachable substation beam frame fixture of the present invention, an insulator string 2 is vertically connected to a substation beam frame 1, the substation beam frame 1 is a reinforced cement working frame, a mounting seat 3 is pre-embedded in the reinforced cement working frame, the mounting seat 3 is detachably connected with a fixture 4, and an insulating pull rod 5 is connected between the fixture 4 and the insulator string 2; the fixture 4 comprises a plurality of connecting rods 41, and clamping and fixing positions matched with the mounting seat 3 are formed among the connecting rods 41; a force-bearing rod 42 is connected between the connecting rods 41, and a plurality of first buckles 43 matched with safety belts or backup ropes worn by operators are uniformly distributed on the force-bearing rod 42.
As shown in fig. 1, one end of the connecting rod 41 is provided with a mounting hole 45 matched with the mounting seat 3, the mounting hole 45 is arranged at the center of the plate-shaped connecting piece 46, and the other end is provided with a fastening component matched with the edge of the reinforced cement working framework. The fastening assembly comprises a fixing frame 47 which is tightly attached to the end face of the reinforced concrete working framework, one end of the fixing frame 47 is vertically connected with a first clamping piece 48 for tightly holding the reinforced concrete working framework, and the first clamping piece 48 is vertically connected with the fixing frame 47. In addition, the other end of the fixed frame 47 is provided with a second clamping piece 49 matched with the insulating pull rod 5, and the insulating pull rod 5, the insulator string 2 and the reinforced cement work framework are surrounded to form a right triangle; an insulating rope is wound at the connection part of the insulating pull rod 5 and the second clamping piece 49 so as to increase the stability of the connection between the insulating pull rod and the second clamping piece 49. In the embodiment, the fixture is fixedly connected with the mounting seat through the mounting hole 45, the fastening component tightly holds the end face of the reinforced cement working framework, and the fastening component can be arranged at the connection position of the first clamping piece 48, the fixing frame 47 and the reinforced cement working framework to fasten according to the requirement in actual use.
In addition, a second buckle ring matched with a safety belt or a backup rope worn by an operator is arranged at the joint of the insulator string 2 and the reinforced cement work framework, and the backup rope is connected to the second buckle ring in practical application, so that the safety belt is connected with the first buckle ring, and the backup rope is not obviously loosened in the application process, so that the connection is reliable; the two ends of the insulator string are connected with a first pulley 7 for hanging the lead screw, the insulating pulling plate and the bottle supporting frame, and the clamp is connected with a second pulley 6 for hanging the lead screw, the insulating pulling plate and the bottle supporting frame; the first pulley 7 and the second pulley 6 are provided with insulating transmission ropes in a penetrating way.
As shown in fig. 2, in the implementation of this embodiment, an insulating transmission rope is used to transmit the insulating pull rod 5 between the wire and the reinforced cement working frame, the insulating pull rod 5 is hung outside the wire tension tube by the electric potential swing angle, and then the tail of the insulating pull rod is fixed on the second clamping piece 49 by the insulating rope; the equipotential electrician adopts a horse riding type hand to move towards the direction of an electric field to enter equipotential, and a backup rope is additionally arranged on a wire end and a reinforced cement working framework for protection; the ground electrician groups and assembles the framework fixture, the screw rod, the insulating pull plate and the bottle supporting frame on the ground, and sequentially transmits the framework fixture, the screw rod, the insulating pull plate and the bottle supporting frame to personnel with equal ground potential by using an insulating transmission rope; after the ground potential electrician obtains the permission of the working responsible person, the screw rod is tightened until the insulator string is loosened, the old insulator string is removed, and a new insulator string is replaced.
It is to be understood that the above examples of the present invention are provided by way of illustration only and not by way of limitation of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (5)
1. A detachable transformer substation beam framework fixture, wherein an insulator string (2) is vertically connected to a transformer substation beam framework (1); the transformer substation beam framework (1) is a reinforced cement working framework, an installation seat (3) is embedded in the reinforced cement working framework, a clamp (4) is detachably connected with the installation seat (3), and an insulating pull rod (5) is connected between the clamp (4) and an insulator string (2); the fixture (4) comprises a plurality of connecting rods (41), and clamping and fixing positions matched with the mounting seat (3) are formed among the connecting rods (41); a bearing rod (42) is connected between the connecting rods (41), and a plurality of first buckles (43) matched with safety belts or backup ropes worn by operators are uniformly distributed on the bearing rod (42); one end of the connecting rod (41) is provided with a mounting hole (45) matched with the mounting seat (3), and the other end of the connecting rod is provided with a fastening component matched with the edge of the reinforced cement working framework; one end of the connecting rod (41) close to the mounting seat is provided with a plate-shaped connecting piece (46), and the mounting hole (45) is arranged at the center of the plate-shaped connecting piece (46); the fastening assembly comprises a fixing frame (47) which is tightly attached to the end face of the reinforced cement working framework, one end of the fixing frame (47) is vertically connected with a first clamping piece (48) for tightly holding the reinforced cement working framework, and the first clamping piece (48) is vertically connected with the fixing frame (47).
2. The detachable substation cross beam framework fixture according to claim 1, wherein the other end of the fixing frame (47) is provided with a second clamping piece (49) matched with the insulating pull rod (5), and the insulating pull rod (5), the insulator string (2) and the reinforced cement working framework encircle to form a right triangle.
3. The detachable substation cross beam frame clamp according to claim 2, characterized in that the connection of the insulating pull rod (5) and the second clamping piece (49) is wound with an insulating rope.
4. A detachable substation beam frame clamp according to any one of claims 1-3, characterized in that the connection of the insulator string (2) and the reinforced cement work frame is provided with a second clasp cooperating with a safety belt or a backup rope worn by the operator.
5. The detachable substation cross beam framework fixture according to claim 4, characterized in that the two ends of the insulator string (2) are connected with a first pulley (7) for hanging a lifting screw rod, an insulating pulling plate and a bottle supporting frame, and the fixture is connected with a second pulley (6) for hanging the lifting screw rod, the insulating pulling plate and the bottle supporting frame; the first pulley (7) and the second pulley (6) are provided with insulating transmission ropes in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214657.6A CN108281924B (en) | 2018-03-15 | 2018-03-15 | Detachable transformer substation beam framework fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214657.6A CN108281924B (en) | 2018-03-15 | 2018-03-15 | Detachable transformer substation beam framework fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108281924A CN108281924A (en) | 2018-07-13 |
| CN108281924B true CN108281924B (en) | 2023-12-19 |
Family
ID=62809635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810214657.6A Active CN108281924B (en) | 2018-03-15 | 2018-03-15 | Detachable transformer substation beam framework fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108281924B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080024840A (en) * | 2006-09-15 | 2008-03-19 | 한국전기공사협회 | Live-line changing method of the damaged insulator in suspension insulator strings for 765kv double circuit transmission lines |
| CN201766314U (en) * | 2010-09-13 | 2011-03-16 | 山东电力集团公司潍坊供电公司 | Insulator replacing tool |
| CN104481178A (en) * | 2014-12-15 | 2015-04-01 | 中国能建集团装备有限公司南京技术中心 | Composite material substation structure |
| CN204809744U (en) * | 2015-06-09 | 2015-11-25 | 中国南方电网有限责任公司超高压输电公司南宁局 | Wire end broadsword type load support fixture and insulator chain change device |
| CN204885994U (en) * | 2015-07-02 | 2015-12-16 | 国家电网公司 | Stockbridge damper appurtenance is changed to strain insulator pole circuit |
| CN206506239U (en) * | 2017-02-14 | 2017-09-19 | 中铁第四勘察设计院集团有限公司 | A kind of buckle-type cable, communications rack |
| CN208015235U (en) * | 2018-03-15 | 2018-10-26 | 广东省输变电工程有限公司 | A kind of dismountable substation's crossbeam framework fixture |
-
2018
- 2018-03-15 CN CN201810214657.6A patent/CN108281924B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080024840A (en) * | 2006-09-15 | 2008-03-19 | 한국전기공사협회 | Live-line changing method of the damaged insulator in suspension insulator strings for 765kv double circuit transmission lines |
| CN201766314U (en) * | 2010-09-13 | 2011-03-16 | 山东电力集团公司潍坊供电公司 | Insulator replacing tool |
| CN104481178A (en) * | 2014-12-15 | 2015-04-01 | 中国能建集团装备有限公司南京技术中心 | Composite material substation structure |
| CN204809744U (en) * | 2015-06-09 | 2015-11-25 | 中国南方电网有限责任公司超高压输电公司南宁局 | Wire end broadsword type load support fixture and insulator chain change device |
| CN204885994U (en) * | 2015-07-02 | 2015-12-16 | 国家电网公司 | Stockbridge damper appurtenance is changed to strain insulator pole circuit |
| CN206506239U (en) * | 2017-02-14 | 2017-09-19 | 中铁第四勘察设计院集团有限公司 | A kind of buckle-type cable, communications rack |
| CN208015235U (en) * | 2018-03-15 | 2018-10-26 | 广东省输变电工程有限公司 | A kind of dismountable substation's crossbeam framework fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108281924A (en) | 2018-07-13 |
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