CN110697603A - Simple lifting frame for 35kV outdoor electrical equipment - Google Patents

Simple lifting frame for 35kV outdoor electrical equipment Download PDF

Info

Publication number
CN110697603A
CN110697603A CN201910983696.7A CN201910983696A CN110697603A CN 110697603 A CN110697603 A CN 110697603A CN 201910983696 A CN201910983696 A CN 201910983696A CN 110697603 A CN110697603 A CN 110697603A
Authority
CN
China
Prior art keywords
vertical rod
electrical equipment
chain block
lifting frame
outdoor electrical
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.)
Pending
Application number
CN201910983696.7A
Other languages
Chinese (zh)
Inventor
吴章平
张利华
刘彧
凌平
宋涛
王辉
陈一怀
林锐
刘建华
彭波
徐贝
汪凤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Sichuan Electric Power Co Ltd
Original Assignee
State Grid Sichuan Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Sichuan Electric Power Co Ltd filed Critical State Grid Sichuan Electric Power Co Ltd
Priority to CN201910983696.7A priority Critical patent/CN110697603A/en
Publication of CN110697603A publication Critical patent/CN110697603A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00Portable or mobile lifting or hauling appliances
    • B66D3/12Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B3/00Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear

Abstract

The invention discloses a simple and easy lifting frame for 35kV outdoor electrical equipment, which solves the problems that when a fault circuit breaker is lifted to an open area by using a crane, a 10kV bus needs to be powered off, so that power supply service complaints are caused, the power supply high-quality service level is reduced, if defects are processed on a framework, the safety of maintenance personnel is threatened due to the narrow space of the framework of the circuit breaker, and the safety risk of high-altitude falling is easily caused. The invention comprises a lifting ring, a chain block, a vertical rod fixing tube, a clamping base and the like. The invention reduces the loss of electric quantity, reduces the cost, improves the power supply reliability of a power grid, improves the satisfaction index of users, makes contribution to improving the high-quality service level, solves the violation behavior of low hanging height of safety belts, and effectively ensures the personal safety of the transformer maintainers in maintenance work.

Description

Simple lifting frame for 35kV outdoor electrical equipment
Technical Field
The invention relates to the field of maintenance of outdoor electrical equipment, in particular to a simple lifting frame for 35kV outdoor electrical equipment.
Background
When the defect of the vacuum circuit breaker of the 35kV outdoor transformer substation is processed, the circuit breaker is lifted to an open area from an original foundation by using a crane and then is turned over by 90 degrees or even 180 degrees to be processed, so that the defect processing of the type needs to perform power failure on a 10kV bus, the power failure range is expanded, and the power supply high-quality service level is reduced.
If handle the defect on the framework, because circuit breaker framework space is narrow and small, constitute the threat to maintainer's safety, easily cause the safety risk that the high altitude falls.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: use the crane to hang trouble circuit breaker when spacious area, need have a power failure with 10kV generating line, and cause the power supply service complaint, reduce the high-quality service level of power supply, if handle the defect on the framework, because circuit breaker framework space is narrow and small, constitute the threat to maintainer's safety, easily cause the safety risk that the high altitude falls.
Because the hanging ring of the simple lifting frame of the 35kV outdoor electrical equipment is higher than the equipment and the chain block, the hanging ring of the lifting frame is preferably arranged at 1.50 meters according to the height of the breaker and the length of the chain block;
the lifting frame has enough strength, so that the lifting frame cannot be disassembled, bent, deformed and the like when the lifting frame lifts the electrical equipment, and the lifting frame is of a steel structure;
the lifting frame is convenient to mount and fix on a 35kV outdoor equipment framework, so that the equipment framework is clamped by bolts for fixing;
because the safety belt support is integrated in the lifting frame support, the violation behavior that the safety belt of a worker is low in hanging height and used is solved.
The invention is realized by the following technical scheme:
a simple and easy lifting frame for 35kV outdoor electrical equipment comprises a clamping base clamped on the horizontal side face of a breaker framework, a vertical rod limiting the breaker framework and penetrating through one end of the breaker framework, a vertical rod fixing tube limiting the vertical rod and located above the outer side of the clamping base, two lifting rings located on the side face of the upper half section of the vertical rod, and a chain block located on the side face of the upper half section of the vertical rod and not higher than the lifting rings;
further, chain block is assembly pulley structure and chain block hangs on a rings, rope one end in chain block's the assembly pulley is tied on the heavy object, the other end of rope is located the staff and is in hand.
Furthermore, the centre gripping base comprises two relative U type grooves of recess orientation, two U type groove axial both ends are spacing through two sets of detachable spacing bolts the circuit breaker framework.
Furthermore, one of the two lifting rings is used for hanging the chain block, and the other lifting ring is used for fixing a safety belt of the worker.
Furthermore, the hanging ring, the chain block, the vertical rod fixing pipe and the clamping base are all of steel structures and made of hot galvanizing materials.
Furthermore, the vertical distance between the center of the lifting ring and the upper end face of the vertical rod is 100 mm, the length of the part of the vertical rod above the clamping base is 1600 mm, and the height of the vertical rod fixing pipe is 200 mm.
Further, the spacing distance between two sets of detachable spacing bolts is 660 millimeters, the spacing screw distance of the one end that the pole setting was kept away from to the centre gripping base is 850 millimeters apart from the nearest linear distance of pole setting, the pole setting diameter is 50 millimeters.
Further, the distance is selected according to real circuit breaker framework, can guarantee the centre gripping base presss from both sides tightly the circuit breaker framework, rings, chain block, pole setting, the fixed pipe of pole setting and centre gripping base all adopt the steel structure, and the security performance is high, and whole support bears and is greater than 6600N pulling force behind 5min and indeformable, and centre gripping base does not have not become flexible with being connected of framework support, and two rings above the pole setting can guarantee "hanging low usefulness" of staff's safety belt simultaneously, "adopt spacing bolt and the whole volume of the relative crane of the fixed pipe of pole setting littleer and can dismantle, conveniently carry.
The invention has the following advantages and beneficial effects:
in the design process of the invention, according to statistical data, the electric quantity lost by a 35kV stop 1 section of bus in 6 hours in summer is 20100kWh, so that the invalid loss of electric energy is reduced, the electric quantity lost is reduced, and the cost is reduced;
according to the invention, the power supply reliability of the power grid is improved, the user satisfaction index is improved, and the high-quality service level is improved by reducing the number of times of non-fault power failure of the 10kV bus of the outdoor transformer substation.
The invention solves the violation behavior of low hanging height of the safety belt and effectively ensures the personal safety of the transformer maintainers in the maintenance work.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of the present invention.
Reference numbers and corresponding part names in the drawings:
1-lifting ring, 2-chain block, 3-upright, 4-rope, 5-upright fixing tube, 6-breaker frame, 7-clamping base, 8-staff and 9-heavy object.
Detailed Description
Before any embodiments of the invention are explained in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangements of components set forth in the following description or illustrated in the drawings. The invention is capable of other embodiments and of being practiced or of being carried out in various ways. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive changes, are within the scope of the present invention.
A simple lifting frame for 35kV outdoor electrical equipment is shown in figure 1 and comprises a clamping base 7 clamped on the horizontal side face of a breaker framework 6, a vertical rod 3 limiting the breaker framework 6 and penetrating through one end of the breaker framework 6, a vertical rod fixing tube 5 limiting the vertical rod 3 and located above the outer side of the clamping base 7, two lifting rings 1 located on the side face of the upper half section of the vertical rod 3, and a chain block 2 located on the side face of the upper half section of the vertical rod 3 and not higher than the lifting rings 1;
preferably, chain block 2 is assembly pulley structure and chain block 2 hangs on rings 1, rope 4 one end system in chain block 2's the assembly pulley is on heavy object 9, the other end of rope 4 is located 8 hands of staff.
Preferably, the clamping base 7 is composed of two U-shaped grooves opposite to each other in groove orientation, and the axial two ends of the two U-shaped grooves are limited by two groups of detachable limiting bolts of the breaker framework 6.
Preferably, one of the two lifting rings 1 is used for hanging the chain block 2, and the other is used for fixing a safety belt of the worker 8.
Preferably, the hanging ring 1, the chain block 2, the upright rod 3, the upright rod fixing pipe 5 and the clamping base 7 are all made of steel structures and hot galvanizing materials.
Preferably, the vertical distance between the center of the hanging ring 1 and the upper end surface of the upright rod 3 is 100 mm, the length of the part of the upright rod 3 above the clamping base 7 is 1600 mm, and the height of the upright rod fixing tube 5 is 200 mm.
Preferably, the spacing distance between two sets of detachable spacing bolts is 660 millimeters, the nearest linear distance of the spacing screw of the one end of centre gripping base 7 far away from pole setting 3 apart from pole setting 3 is 850 millimeters, pole setting 3 diameter is 50 millimeters.
Preferably, the distance is selected according to real circuit breaker framework 6, can guarantee centre gripping base 7 presss from both sides tightly circuit breaker framework 6, rings 1, chain block 2, pole setting 3, the fixed pipe of pole setting 5 and centre gripping base 7 all adopt the steel structure, and the security performance is high, and whole support bears and is greater than 6600N pulling force 5min back and does not have the deformation, and centre gripping base 7 is connected with the framework support and does not have not had not hard up, and two rings 1 in the pole setting top can guarantee "high string low usefulness" of staff's safety belt simultaneously, adopt the whole volume of the crane of spacing bolt and the fixed pipe of pole setting 5 littleer and can dismantle, conveniently carry.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. The simple lifting frame for the 35kV outdoor electrical equipment is characterized by comprising a clamping base (7) clamped on the horizontal side face of a breaker framework (6), a vertical rod (3) limiting the breaker framework (6) and penetrating through one end of the breaker framework (6), a vertical rod fixing tube (5) limiting the vertical rod (3) and located above the outer side of the clamping base (7), two lifting rings (1) located on the side face of the upper half section of the vertical rod (3), and a chain block (2) located on the side face of the upper half section of the vertical rod (3) and not higher than the lifting rings (1);
chain block (2) hang on rings (1) for assembly pulley structure and chain block (2), rope (4) one end system in the assembly pulley of chain block (2) is on heavy object (9), the other end of rope (4) is located staff (8) hand.
2. The simple 35kV outdoor electrical equipment lifting frame as claimed in claim 1, wherein the clamping base (7) is composed of two U-shaped grooves with opposite groove orientations, and the two U-shaped grooves are axially limited at two ends by two sets of detachable limiting bolts to limit the breaker framework (6).
3. The easy lifting frame for 35kV outdoor electrical equipment as claimed in claim 1, wherein the two lifting rings (1) are used for hanging the chain block (2) and fixing the safety belt of the worker (8).
4. The simple 35kV outdoor electrical equipment lifting frame as claimed in claim 1, wherein the lifting ring (1), the chain block (2), the vertical rod (3), the vertical rod fixing tube (5) and the clamping base (7) are all made of steel structures and hot galvanizing materials.
5. The simple lifting frame for 35kV outdoor electrical equipment as claimed in claim 1, wherein the vertical distance from the center of the lifting ring (1) to the upper end surface of the upright (3) is 100 mm, the length of the part of the upright (3) above the clamping base (7) is 1600 mm, and the height of the upright fixing tube (5) is 200 mm.
6. The easy lifting frame for 35kV outdoor electrical equipment as claimed in claim 2, wherein the two sets of detachable limit bolts are spaced apart by 660 mm, the limit screw at the end of the clamping base (7) far away from the vertical rod (3) is at a distance of 850 mm from the nearest straight line of the vertical rod (3), and the diameter of the vertical rod (3) is 50 mm.
CN201910983696.7A 2019-10-16 2019-10-16 Simple lifting frame for 35kV outdoor electrical equipment Pending CN110697603A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910983696.7A CN110697603A (en) 2019-10-16 2019-10-16 Simple lifting frame for 35kV outdoor electrical equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910983696.7A CN110697603A (en) 2019-10-16 2019-10-16 Simple lifting frame for 35kV outdoor electrical equipment

Publications (1)

Publication Number Publication Date
CN110697603A true CN110697603A (en) 2020-01-17

Family

ID=69200009

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910983696.7A Pending CN110697603A (en) 2019-10-16 2019-10-16 Simple lifting frame for 35kV outdoor electrical equipment

Country Status (1)

Country Link
CN (1) CN110697603A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201660407U (en) * 2010-04-20 2010-12-01 中国十七冶集团有限公司 Simple rotary hanger for tile processing
CN201864493U (en) * 2010-10-18 2011-06-15 新疆电力公司乌鲁木齐电业局 Hoisting device for 10 kV outdoor switches
CN103326264A (en) * 2013-06-06 2013-09-25 国家电网公司 Single-pole perpendicularly-telescopic outdoor high-voltage alternating-current disconnector replacing method
CN203545477U (en) * 2013-09-22 2014-04-16 上海宝钢工业技术服务有限公司 Fastening structure of safety belt in grab bucket overhaul
CN104009405A (en) * 2014-06-04 2014-08-27 国家电网公司 Hanging frame special for safety belt of 10-66kV outdoor power transformation device
CN204237493U (en) * 2014-07-25 2015-04-01 国家电网公司 A kind of substation equipment maintenance Simple hanger
CN204897235U (en) * 2015-07-27 2015-12-23 宝山钢铁股份有限公司 Safety rope fixing device for crane track
CN105186344A (en) * 2015-10-15 2015-12-23 广东电网有限责任公司佛山供电局 Outdoor switch suspender
CN205087828U (en) * 2015-11-11 2016-03-16 广西电网有限责任公司贺州供电局 Simple and easy lifting device of 35kV circuit breaker
CN205204677U (en) * 2015-12-23 2016-05-04 国家电网公司 Special lifting device of circuit breaker
CN206814306U (en) * 2017-06-02 2017-12-29 国家电网公司 The detachable simple loop wheel machine of transformer station
CN207149985U (en) * 2017-07-24 2018-03-27 国网四川省电力公司资阳供电公司 35kV and following outdoor equipment maintenance safety belt supporting frame
CN207347040U (en) * 2017-09-07 2018-05-11 中石化石油工程技术服务有限公司 A kind of drilling mud pump Air Rubber Capsule replacement auxiliary boom

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201660407U (en) * 2010-04-20 2010-12-01 中国十七冶集团有限公司 Simple rotary hanger for tile processing
CN201864493U (en) * 2010-10-18 2011-06-15 新疆电力公司乌鲁木齐电业局 Hoisting device for 10 kV outdoor switches
CN103326264A (en) * 2013-06-06 2013-09-25 国家电网公司 Single-pole perpendicularly-telescopic outdoor high-voltage alternating-current disconnector replacing method
CN203545477U (en) * 2013-09-22 2014-04-16 上海宝钢工业技术服务有限公司 Fastening structure of safety belt in grab bucket overhaul
CN104009405A (en) * 2014-06-04 2014-08-27 国家电网公司 Hanging frame special for safety belt of 10-66kV outdoor power transformation device
CN204237493U (en) * 2014-07-25 2015-04-01 国家电网公司 A kind of substation equipment maintenance Simple hanger
CN204897235U (en) * 2015-07-27 2015-12-23 宝山钢铁股份有限公司 Safety rope fixing device for crane track
CN105186344A (en) * 2015-10-15 2015-12-23 广东电网有限责任公司佛山供电局 Outdoor switch suspender
CN205087828U (en) * 2015-11-11 2016-03-16 广西电网有限责任公司贺州供电局 Simple and easy lifting device of 35kV circuit breaker
CN205204677U (en) * 2015-12-23 2016-05-04 国家电网公司 Special lifting device of circuit breaker
CN206814306U (en) * 2017-06-02 2017-12-29 国家电网公司 The detachable simple loop wheel machine of transformer station
CN207149985U (en) * 2017-07-24 2018-03-27 国网四川省电力公司资阳供电公司 35kV and following outdoor equipment maintenance safety belt supporting frame
CN207347040U (en) * 2017-09-07 2018-05-11 中石化石油工程技术服务有限公司 A kind of drilling mud pump Air Rubber Capsule replacement auxiliary boom

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