CN112062021A - Combined distribution transformer hoisting device - Google Patents
Combined distribution transformer hoisting device Download PDFInfo
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- CN112062021A CN112062021A CN202010953325.7A CN202010953325A CN112062021A CN 112062021 A CN112062021 A CN 112062021A CN 202010953325 A CN202010953325 A CN 202010953325A CN 112062021 A CN112062021 A CN 112062021A
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- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 6
- 238000007689 inspection Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/04—Clamping or clipping connections
- F16B7/044—Clamping or clipping connections for rods or tubes being in angled relationship
- F16B7/048—Clamping or clipping connections for rods or tubes being in angled relationship for rods or for tubes without using the innerside thereof
- F16B7/0486—Clamping or clipping connections for rods or tubes being in angled relationship for rods or for tubes without using the innerside thereof forming an abutting connection of at least one tube
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a combined distribution transformer hoisting device which comprises an adjustable support rod, a fixed hoop and a bearing rod, wherein two ends of the adjustable support rod are movably connected to the fixed hoop through first connecting pieces, and the fixed hoops on two sides are correspondingly and fixedly connected to electric poles on all sides; the bearing rod is arranged below the adjustable supporting rod in parallel, two ends of the bearing rod are movably connected with the corresponding second connecting pieces, and the second connecting pieces are movably connected with the first connecting pieces; a chain hoist hoisting distribution transformer is hung on the bearing rod; the adjustable supporting rods are adapted to the distance between the electric poles by adjusting the length of the adjustable supporting rods, and the adjustable supporting rods are moved by combining the matching of the first connecting piece and the second connecting piece, so that the lifting device is firmly fixed on the electric poles, and the distribution transformer is lifted by the bearing rods in the vertical direction. The invention has reasonable structure, convenient operation and use and high safety performance; the device is suitable for hoisting, replacing, newly installing and dismantling the distribution transformer of 10kV or below.
Description
Technical Field
The invention relates to the technical field of distribution transformer hoisting, in particular to a combined distribution transformer hoisting device.
Background
Sichuan tribute great safety area belongs to urban and rural junction, most distribution transformers are located in mountainous slopes or lands without roads in rural areas, when transformers are newly assembled or damaged and need to be replaced, jacks are used for binding to electric poles for dismounting and hoisting distribution transformers, the jacks cannot be used for safety inspection, whether binding is firm or not is also related to the technical level of binding workers, large safety risks exist, a large amount of binding time needs to be spent, the cost is huge, and the working hours are long.
Disclosure of Invention
The invention aims to solve the technical problems that when the distribution transformer is disassembled and hoisted in mountainous slopes or land areas without roads in rural areas, a jack is needed to be bound to an electric pole for disassembling and hoisting distribution transformation, the jack cannot be used for safety inspection, whether the binding is firm or not is related to the technical level of binding workers, and the problems of large safety risk, large binding time, large cost, long working hours and the like exist.
The invention aims to provide a combined distribution transformer hoisting device, which solves the problems of high cost and long working time in the hoisting process of the conventional distribution transformer hoisting device, is convenient to operate and use, has high safety performance, is particularly suitable for the hoisting replacement, new installation and removal work of distribution transformers of 10kV and below, and can play a role in safety protection and auxiliary work.
The invention is realized by the following technical scheme:
a combined distribution transformer lifting device comprises an adjustable support rod, a fixed hoop and a bearing rod, wherein two ends of the adjustable support rod are movably connected to the fixed hoop through first connecting pieces, and the fixed hoops on two sides are correspondingly and fixedly connected to electric poles on all sides; the adjustable supporting rod is arranged perpendicular to the direction of the electric pole;
the bearing rod is arranged below the adjustable supporting rod in parallel, two ends of the bearing rod are movably connected with corresponding second connecting pieces, and the second connecting pieces are movably connected with the first connecting pieces; a chain hoist hoisting distribution transformer is hung on the bearing rod;
through adjusting the length messenger of adjustable bracing piece the adjustable bracing piece adapts to with the pole interval, combines the cooperation of first connecting piece and second connecting piece removes to make hoisting accessory firmly fix on the pole, play to rise to distribution transformer by the bearing bar in vertical direction.
The first connecting piece on the left side of the adjustable supporting rod and the first connecting piece on the right side of the adjustable supporting rod are bilaterally symmetrical; the second connecting piece on the left side of the adjustable supporting rod and the second connecting piece on the right side of the adjustable supporting rod are also in bilateral symmetry.
The working principle is as follows: based on the disassembly and hoisting of the distribution transformer in the mountainous slope or land area without roads in the country, a jack is needed to be bound to the electric pole for disassembly and hoisting distribution transformation, the jack cannot be used for safety inspection, whether the binding is firm or not is also related to the technical level of bound workers, and the problems of large safety risk, large cost, long working hours and the like are caused. The invention designs a combined distribution transformer lifting device which comprises an adjustable supporting rod, a fixed hoop, a bearing rod, a first connecting piece and a second connecting piece, and mainly plays a role in bearing, and the problems that the traditional single-rod bearing is easy to break and the like are solved; through adjusting the length messenger of adjustable bracing piece the adjustable bracing piece adapts to with the pole interval, combines the cooperation of first connecting piece and second connecting piece removes to make hoisting accessory firmly fix on the pole, play to rise to distribution transformer by the bearing bar in vertical direction.
Specifically, the adjustable supporting rod is designed to be adjustable in telescopic length, and the length of the adjustable supporting rod is adjusted to enable electric poles on two sides of the adjustable supporting rod not to deform during lifting; the device disperses the single vertical stress direction of the conventional hoisting device to 45 degrees (or other angles, and the angle in the device can be determined according to the setting) and the horizontal direction, thereby achieving the purpose of reducing the force arm and reducing the shear stress, and therefore, the design of the adjustable supporting rod can be thinner and lighter on the premise of ensuring the bearing capacity, so that the installation workload is small, the safety performance is high, and the installation cost is low; the fixing hoop is matched with the electric pole, so that the fixing effect can be improved, the electric pole can be tightly attached, the supporting surface is large, the safety performance is high, and the electric pole fixing device can adapt to different electric poles; through adjusting the length messenger of adjustable bracing piece the adjustable bracing piece plays to rise, combines the cooperation of first connecting piece and second connecting piece removes to drive the bearing bar by chain block and move on vertical direction, at this moment adjustable bracing piece, first connecting piece, second connecting piece and bearing bar constitute movable quadrilateral structure, the cooperation lifts by crane distribution transformer and rises to rise, has guaranteed the stationarity, has improved the reliability of installation.
The invention has reasonable structure, convenient operation and use and high safety performance; the invention solves the problems of high cost and long working time in the hoisting of the existing distribution transformer device, is particularly suitable for the hoisting replacement, new installation and dismantling work of distribution transformers of 10kV and below, and can play the roles of safety protection and auxiliary work.
As a further preferred scheme, the first connecting piece is a three-hole connecting piece and comprises a connecting piece body, three through holes penetrating through the connecting piece body are formed in the connecting piece body and marked as a first connecting hole, a second connecting hole and a third connecting hole, the fixed anchor ear is hinged to the first connecting piece through the first connecting hole, one end of the adjustable supporting rod is hinged to the first connecting piece through the second connecting hole, and the second connecting piece is hinged to the first connecting piece through the third connecting hole.
As a further preferable scheme, the first connecting piece is in the shape of a right triangle, and the first connecting hole is arranged at a right angle of the first connecting piece.
As a further preferable scheme, the second connecting member is a two-hole connecting rod, and includes a connecting rod body, through holes penetrating through the connecting rod body are formed in the left side and the right side of the connecting rod body, and are marked as a fourth connecting hole and a fifth connecting hole, the fourth connecting hole and the third connecting hole are movably connected in a screw and nut mode, and one end of the bearing rod is hinged to the second connecting member through the fifth connecting hole. Specifically, the second connector may be a rectangular-shaped sheet connector.
As a further preferred scheme, the chain block is arranged in the middle of the bearing rod, so that the balance of two sides of the distribution transformer in the lifting process is guaranteed, and the distribution transformer is hung on the chain block and used for lifting the distribution transformer.
As a further preferred scheme, the adjustable supporting rod comprises an adjusting component, and the adjusting component is a rotatable telescopic screw rod; the adjustable supporting rods are designed to be adjustable in telescopic length, and the electric poles on two sides of the adjustable supporting rods cannot deform when the adjustable supporting rods are lifted by adjusting the length of the adjustable supporting rods.
As a further preferred scheme, the fixed hoop is a quick-fastening type fixed hoop, and the installation is convenient and the stability is good.
As a further preferable scheme, the support rod is made of high-strength hard alloy, the weight of the distribution transformer is about 42.3 kg, and the material is high in strength and convenient to support.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the adjustable supporting rod is designed to be adjustable in telescopic length, and the length of the adjustable supporting rod is adjusted to enable electric poles on two sides of the adjustable supporting rod not to deform during lifting; the device of the invention disperses the single vertical stress direction of the conventional hoisting device to 45 degrees (or other angles, the angle in the decomposition can be determined according to the setting) and the horizontal direction, thereby achieving the purpose of reducing the force arm and reducing the shear stress, and therefore, the design of the adjustable supporting rod can be thinner and lighter on the premise of ensuring the bearing capacity, so that the installation workload is small, the safety performance is high and the installation cost is low.
2. The fixing hoop is matched with the electric pole, so that the fixing effect can be improved, the electric pole can be tightly attached to the fixing hoop, the supporting surface is large, the safety performance is high, and the electric pole fixing device can adapt to different electric poles; through adjusting the length messenger of adjustable bracing piece the adjustable bracing piece plays to rise, combines the cooperation of first connecting piece and second connecting piece removes to drive the bearing bar by chain block and move on vertical direction, at this moment adjustable bracing piece, first connecting piece, second connecting piece and bearing bar constitute movable quadrilateral structure, the cooperation lifts by crane distribution transformer and rises to rise, has guaranteed the stationarity, has improved the reliability of installation.
3. The invention has reasonable structure, convenient operation and use and high safety performance; the invention solves the problems of high cost and long working time in the hoisting of the existing distribution transformer device, is particularly suitable for the hoisting replacement, new installation and dismantling work of distribution transformers of 10kV and below, and can play the roles of safety protection and auxiliary 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 structural diagram of a combined type distribution transformer lifting device.
Fig. 2 is a schematic diagram of analyzing the stress of the distribution transformer lifted by the combined distribution transformer lifting device.
Fig. 3 is a mounting completion state diagram of a combined type distribution and transformation hoisting device structure embodiment 2 of the invention.
Reference numbers and corresponding part names:
1-adjustable support rod, 2-fixed hoop, 3-bearing rod, 4-electric pole, 5-first connecting piece, 50-connecting piece body, 51-first connecting hole, 52-second connecting hole, 53-third connecting hole, 6-second connecting piece, 61-fourth connecting hole, 62-fifth connecting hole, 7-distribution transformer and 8-chain block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1 and 2, the combined distribution transformer lifting device of the invention comprises an adjustable support rod 1, a fixed hoop 2 and a bearing rod 3, wherein both ends of the adjustable support rod 1 are movably connected to the fixed hoop 2 through a first connecting piece 5, and the fixed hoops 2 on both sides are correspondingly and fixedly connected to electric poles 4 on each side; the adjustable support rod 1 is arranged perpendicular to the direction of the electric pole 4;
the bearing rod 3 is arranged below the adjustable supporting rod 1 in parallel, two ends of the bearing rod 3 are movably connected with the corresponding second connecting pieces 6, and the second connecting pieces 6 are movably connected with the first connecting pieces 5; a chain hoist 8 is hung on the bearing rod 3 to lift the distribution transformer 7;
through adjusting the length of adjustable support pole 1 makes adjustable support pole 1 and pole interval adaptation combine the cooperation of first connecting piece 5 and second connecting piece 6 is removed to make hoisting accessory firmly fix on the pole, play to rise to distribution transformer 7 by bearing bar 3 in vertical direction.
When in arrangement: the first connecting piece 5 on the left side of the adjustable supporting rod 1 and the first connecting piece 5 on the right side of the adjustable supporting rod 1 are bilaterally symmetrical; the second connecting piece 6 on the left side of the adjustable supporting rod 1 and the second connecting piece 6 on the right side of the adjustable supporting rod 1 are also bilaterally symmetrical; the horizontal distance between the two poles 4 is 2.5 meters.
The adjustable supporting rod 1 can ensure that the device of the invention can ensure the length adjustment of plus or minus 0.6 meter in the pole pitch of 2.5 meters so as to adapt to the installation and use on distribution transformer platform poles with different pole pitches, and the device greatly improves the safety and the working efficiency of field distribution transformer replacement, new installation or distribution transformer removal.
In this embodiment, chain block 8 installs and locates bearing bar 3 intermediate position guarantees distribution transformer and plays to rise the balance of in-process device both sides, hang on chain block 8 and establish distribution transformer 7 for carry out distribution transformer's lifting by crane.
In this embodiment, the adjustable support rod 1 includes an adjusting assembly, and the adjusting assembly is a rotatable telescopic screw rod; the adjustable supporting rod 1 is designed to be adjustable in telescopic length, and the length of the adjustable supporting rod 1 is adjusted to enable the electric poles 4 on two sides of the adjustable supporting rod 1 not to deform when the adjustable supporting rod is lifted.
In this embodiment, fixed staple bolt 2 is the fixed staple bolt of quick-witted knot formula, and simple to operate and steadiness are good.
In this embodiment, the material of bearing bar 3 is high strength carbide material, and the weight based on distribution transformer reaches about 42.3 kilograms, and this kind of material intensity is big, is convenient for prop heavily.
In the embodiment, high-strength hard alloy is used as a main material of the bearing rod 3, a 45-degree angle inclined pulling mode is adopted, the stress direction is changed, stress is dispersed, and shear stress is reduced, so that the device can be designed to be lighter and thinner, and is convenient to transport and install in high-altitude operation. The adjustable supporting rod 1 can offset the transverse stress generated by 45-degree angle tension, so that the electric pole 4 cannot deform when lifting heavy objects.
The working principle is as follows: based on the disassembly and hoisting of the distribution transformer in the mountainous slope or land area without roads in the country, a jack is needed to be bound to the electric pole for disassembly and hoisting distribution transformation, the jack cannot be used for safety inspection, whether the binding is firm or not is also related to the technical level of bound workers, and the problems of large safety risk, large cost, long working hours and the like are caused. The invention designs a combined distribution transformer lifting device which comprises an adjustable support rod 1, a fixed hoop 2, a bearing rod 3, a first connecting piece 5 and a second connecting piece 6, and the combined distribution transformer lifting device mainly plays a role in bearing and avoids the problems that the traditional single-rod bearing is easy to break and the like; the device is characterized in that a fixed hoop 2 and an adjustable support rod 1 are fixedly connected to an electric pole 4 through a first connecting piece 5 for transverse support, a bearing rod 3 is connected through the first connecting piece 5 and a second connecting piece 6, and a chain hoist 8 is hung on the bearing rod 3 to lift a distribution transformer 7; through adjusting the length of adjustable support pole 1 makes adjustable support pole 1 and 4 interval adaptations of pole combine the cooperation of first connecting piece 5 and second connecting piece 6 is removed to make hoisting accessory firmly fix on pole 4, play to rise to distribution transformer 7 by bearing bar 3 in vertical direction.
Specifically, the adjustable supporting rod 1 is designed to be adjustable in telescopic length, and the length of the adjustable supporting rod 1 is adjusted to enable the electric poles 4 on two sides of the adjustable supporting rod 1 not to deform during lifting; the device disperses the single vertical stress direction of the conventional hoisting device to 45 degrees (or other angles, and the angle in the device can be determined according to the setting) and the horizontal direction, thereby achieving the purpose of reducing the force arm and reducing the shear stress, and therefore, the adjustable supporting rod 1 can be designed to be thinner and lighter on the premise of ensuring the bearing capacity, so that the mounting workload is small, the safety performance is high, and the mounting cost is low; the fixing hoop 2 is matched with the electric pole 4, so that the fixing effect can be improved, the electric pole 4 can be tightly attached, the supporting surface is large, the safety performance is high, and the electric pole can adapt to different electric poles 4; through adjusting the length messenger of adjustable support bar 1 plays to rise, combines the cooperation of first connecting piece 5 and second connecting piece 6 is removed to drive bearing bar 3 by chain block 8 and move in vertical direction, at this moment adjustable support bar 1, first connecting piece 5, second connecting piece 6 and bearing bar 3 constitute movable quadrilateral structure, the cooperation is lifted by crane distribution transformer and is risen, has guaranteed the stationarity, has improved the reliability of installation.
The invention has reasonable structure, convenient operation and use and high safety performance; the invention solves the problems of high cost and long working time in the hoisting of the existing distribution transformer device, is particularly suitable for the hoisting replacement, new installation and dismantling work of distribution transformers of 10kV and below, and can play the roles of safety protection and auxiliary work.
Example 2
As shown in fig. 1 to 3, the difference between the present embodiment and embodiment 1 is that in the present embodiment, the first connecting member 5 is a three-hole connecting piece, and includes a connecting piece body 50, three through holes penetrating through the connecting piece body 50 are formed in the connecting piece body 50, and are denoted as a first connecting hole 51, a second connecting hole 52, and a third connecting hole 53, the fixing hoop 2 is hinged to the first connecting member 5 through the first connecting hole 51, one end of the adjustable supporting rod 1 is hinged to the first connecting member 5 through the second connecting hole 52, and the second connecting member 6 is hinged to the first connecting member 5 through the third connecting hole 53.
In this embodiment, the first connecting member 5 is shaped like a right triangle, and the first connecting hole 51 is disposed at a right angle of the first connecting member 5.
In this embodiment, the second connecting member 6 is a two-hole connecting rod, and includes a connecting rod body, the left and right sides of the connecting rod body are provided with through holes penetrating through the connecting rod body, which are marked as a fourth connecting hole 61 and a fifth connecting hole 62, the fourth connecting hole 61 and the third connecting hole 53 are movably connected in a screw and nut manner, and one end of the bearing rod 3 is hinged to the second connecting member 6 through the fifth connecting hole 62.
In this embodiment, the second connecting member 6 is a rectangular sheet connecting member.
As shown in FIG. 3, the following is carried out after the apparatus of the present invention is installed:
the installation completion state of this device is as shown in fig. 3, through adjusting the length of adjustable support pole 1 makes adjustable support pole 1 combines with adaptation pole interval the cooperation of first connecting piece 5 and second connecting piece 6 to make bearing bar 3 be perpendicular and 45 degrees angles in the atress direction dispersion, can lift by crane distribution transformer 7 completely when making whole hoisting accessory design more slim and graceful and rise the time gravity that receives.
In addition, the first connecting piece and the second connecting piece can adopt other shapes as long as the first connecting piece and the second connecting piece are matched with the adjustable supporting rod and the bearing rod.
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 (9)
1. The combined distribution transformer hoisting device is characterized by comprising an adjustable support rod (1), fixing hoops (2) and a bearing rod (3), wherein two ends of the adjustable support rod (1) are movably connected to the fixing hoops (2) through first connecting pieces (5), and the fixing hoops (2) on two sides are correspondingly and fixedly connected to electric poles (4) on each side; the adjustable supporting rod (1) is arranged perpendicular to the direction of the electric pole (4);
the adjustable support rod is characterized by further comprising a second connecting piece (6), the bearing rod (3) is arranged below the adjustable support rod (1) in parallel, two ends of the bearing rod (3) are movably connected with the corresponding second connecting pieces (6), and the second connecting pieces (6) are movably connected with the first connecting pieces (6); a chain hoist (8) is hung on the bearing rod (3) to hoist the distribution transformer (7);
through adjusting the length of adjustable support pole (1) makes adjustable support pole (1) and pole interval adaptation combine the cooperation of first connecting piece (5) and second connecting piece (6) is removed to make hoisting accessory firmly fix on the pole, play to rise to distribution transformer (7) by bearing bar (3) in the vertical direction.
2. The combined type distribution and transformation hoisting device according to claim 1, wherein the first connecting piece (5) is a three-hole connecting piece and comprises a connecting piece body (50), three through holes penetrating through the connecting piece body (50) are formed in the connecting piece body (50) and marked as a first connecting hole (51), a second connecting hole (52) and a third connecting hole (53), the fixed hoop (2) is hinged to the first connecting piece (5) through the first connecting hole (51), one end of the adjustable supporting rod (1) is hinged to the first connecting piece (5) through the second connecting hole (52), and the second connecting piece (6) is hinged to the first connecting piece (5) through the third connecting hole (53).
3. A modular distribution crane according to claim 2, characterized in that the first connecting element (5) is shaped as a right triangle and that the first connection hole (51) is provided at the right angle of the first connecting element (5).
4. The combined type distribution transformer hoisting device according to claim 2, wherein the second connecting member (6) is a two-eye connecting rod, and comprises a connecting rod body, through holes penetrating through the connecting rod body are formed in the left side and the right side of the connecting rod body and are marked as a fourth connecting hole (61) and a fifth connecting hole (62), the fourth connecting hole (61) and the third connecting hole (53) are movably connected in a screw and nut mode, and one end of the bearing rod (3) is hinged to the second connecting member (6) through the fifth connecting hole (62).
5. A modular distribution crane according to claim 4, characterized in that the second connecting element (6) is rectangular in shape.
6. The combined distribution transformer hoisting device according to claim 1, wherein the chain block (8) is installed at a middle position of the bearing rod (3), and a distribution transformer (7) is hung on the chain block (8) for hoisting the distribution transformer.
7. A modular distribution crane according to claim 1, characterized in that the adjustable support bar (1) comprises an adjustment assembly which is a rotatable telescopic screw.
8. A combined distribution transformer hoisting device according to claim 1, characterized in that the fixing anchor ear (2) is a snap-on fixing anchor ear.
9. A modular distribution crane according to claim 1, characterized in that the load-bearing bar (3) is made of high-strength cemented carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010953325.7A CN112062021B (en) | 2020-09-11 | 2020-09-11 | Combined distribution transformer hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010953325.7A CN112062021B (en) | 2020-09-11 | 2020-09-11 | Combined distribution transformer hoisting device |
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| Publication Number | Publication Date |
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| CN112062021A true CN112062021A (en) | 2020-12-11 |
| CN112062021B CN112062021B (en) | 2022-07-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772511A (en) * | 2022-05-10 | 2022-07-22 | 田林政 | Lifting type power equipment maintenance device and use method thereof |
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2020
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|---|---|---|---|---|
| CN102689849A (en) * | 2012-06-15 | 2012-09-26 | 辽宁省电力有限公司抚顺供电公司 | Lifting device for replacing transformer |
| CN206806164U (en) * | 2017-05-27 | 2017-12-26 | 国网江苏省电力公司宜兴市供电公司 | 10kv outdoor transformers install suspension rod |
| CN108002269A (en) * | 2017-11-30 | 2018-05-08 | 国网山东省电力公司济南市历城区供电公司 | A kind of simple pole type transformer lifting gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772511A (en) * | 2022-05-10 | 2022-07-22 | 田林政 | Lifting type power equipment maintenance device and use method thereof |
| CN114772511B (en) * | 2022-05-10 | 2023-12-15 | 杭州电力设备制造有限公司 | Lifting type power equipment overhauling device and using method thereof |
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| CN112062021B (en) | 2022-07-01 |
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