CN112712984B - Installation and construction method of power transformer - Google Patents
Installation and construction method of power transformer Download PDFInfo
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- CN112712984B CN112712984B CN202011557368.XA CN202011557368A CN112712984B CN 112712984 B CN112712984 B CN 112712984B CN 202011557368 A CN202011557368 A CN 202011557368A CN 112712984 B CN112712984 B CN 112712984B
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- pole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
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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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
- H02B5/02—Non-enclosed substations; Substations with enclosed and non-enclosed equipment mounted on pole, e.g. pole transformer substation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to a power transformer installation construction method, which is used for installing a power transformer, and the power transformer installation construction method is installed by applying installation equipment, wherein the installation equipment comprises the following steps: the power transformer installation construction method comprises the following steps: s1: arranging a transformer: manually mounting the transformer on the base and on the base of the lifting device, placing the lifting device between the two poles, and connecting the two poles to the connection mechanism to complete the preparation; s3: climbing the lifting device: starting the climbing mechanism to enable the base to move upwards to an installation position along the one-way rack; s5: descending the lifting device: the climbing mechanism drives the movable seat to descend, and the connecting mechanism is clamped on the telegraph pole, so that the transformer mounting frame is fixed on the telegraph pole, and the installation of the transformer is completed.
Description
Technical Field
The invention relates to the field of power construction, in particular to a power transformer installation construction method.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization and the like. It can be divided into power transformer and special transformer according to the application.
When an existing transformer is installed, due to the fact that the weight of the transformer is large, construction must be assisted through a crane, an installation frame is installed on two telegraph poles, then a transformer main body is hung on the installation frame, and then fixed installation is conducted.
Disclosure of Invention
In view of the above, it is necessary to provide a power transformer installation method that can conveniently install a transformer.
The invention discloses a power transformer installation construction method, which is used for installing a power transformer, and the power transformer installation construction method is installed by applying installation equipment, wherein the installation equipment comprises the following steps:
the lifting device comprises a base, a one-way rack, a guide rod, a moving seat and a climbing mechanism, wherein the one-way rack is arranged on the base along the vertical direction, the guide rod is arranged on the base in parallel with the one-way rack, the moving seat and the guide rod are arranged in a sliding manner, and the climbing mechanism is arranged on the moving seat, is matched with the one-way rack and can drive the moving seat to move along the one-way rack;
the transformer mounting rack is arranged on the movable seat and comprises a base and two connecting mechanisms, the two connecting mechanisms are respectively arranged on two sides of the base and can be connected with a telegraph pole,
the installation and construction method of the power transformer comprises the following steps:
s1: arranging a transformer: manually mounting the transformer on the base and on the base of the lifting device, placing the lifting device between the two poles, and connecting the two poles to the connecting mechanism to complete the preparation;
s3: climbing the lifting device: starting the climbing mechanism to enable the base to move upwards to an installation position along the one-way rack;
s5: descending the lifting device: the climbing mechanism drives the movable seat to descend, and the connecting mechanism is clamped on the telegraph pole, so that the transformer mounting frame is fixed on the telegraph pole, and the installation of the transformer is completed.
In one embodiment, the base has a connection groove along a horizontal direction, and the connection mechanism includes: inner core, public piece, female, the inner core pass through the bolt with the spread groove is connected, the inner core top has connecting portion, the connecting portion downside is provided with connects the inclined plane, public piece cover is located the inner core, female fixed set up in on the wire pole, female inboard be provided with first connection tooth public piece outside is provided with the second and connects the tooth, works as public piece with when female cup joints, the tooth meshing is connected with the second to first connection tooth, works as when the inner core moves down, it can to connect the inclined plane public piece outside expansion, thereby makes first connection tooth with the second is connected tooth zonulae occludens so that the transformer mounting bracket is fixed in on the wire pole.
In one embodiment, S2 is further disposed between S1 and S3, and S2 is: mounting the female member on the utility pole.
In one embodiment, in S3, the base moves upward along the one-way rack until the male element is connected to the female element.
In one embodiment, the climbing mechanism comprises a first electric pole, a linkage rod, a first connecting rod, a second electric pole, a third electric pole, a first elastic element, a second elastic element, a first connecting shaft and a second connecting shaft, wherein one end of the linkage rod is provided with a sliding groove along the horizontal direction, the middle part of the linkage rod is rotationally connected to the one-way rack through a hinged shaft, one end of the first electric pole is fixed on the moving seat, the other end of the first electric pole is connected with the sliding groove in a sliding manner, the linkage rod can be driven to rotate by stretching the first electric pole, one end of the first connecting rod and one end of the second connecting rod are both hinged to the linkage rod and are respectively positioned at two sides of the hinged shaft, the other end of the first connecting rod is connected with one end of the first elastic element, the other end of the first elastic element is fixedly connected to the moving seat, and the other end of the second connecting rod is connected with one end of the second elastic element, the other end fixed connection of second elastic component in remove on the seat, second pole one end fixed set up in remove on the seat, other end butt in the middle part of first connecting rod, the one end of third pole fixed set up in remove on the seat, other end butt in the middle part of second connecting rod, first connecting axle set up in first connecting rod is kept away from the one end of gangbar, the second connecting axle set up in the second connecting rod is kept away from the one end of gangbar, first connecting axle and second connecting axle can with one-way rack cooperation.
In one embodiment, the unidirectional rack is provided with a left rack and a right rack, the lower side of the teeth of the left rack is an inclined surface, the upper side of the teeth of the left rack is a horizontal surface, the left rack can be connected with the first connecting shaft, the lower side of the teeth of the right rack is an inclined surface, the upper side of the teeth of the right rack is a horizontal surface, and the right rack can be connected with the second connecting shaft.
In one embodiment, in S3, the first electric pole is extended to rotate the linkage shaft clockwise, so that the first connecting shaft moves upward to the horizontal plane of the previous tooth along the inclined plane of the previous tooth of the left rack, and then the second electric pole is shortened to rotate the linkage shaft counterclockwise, so that the second connecting shaft moves upward to the horizontal plane of the previous tooth along the inclined plane of the previous tooth of the right rack, so that the first electric pole is repeatedly extended and retracted, and the climbing of the lifting device is realized.
In one embodiment, in S5, extending the second pole, detaching the first connecting shaft from the horizontal plane, retracting the first pole, rotating the linkage shaft counterclockwise, entering the first connecting shaft into the horizontal plane of the next tooth, then retracting the second pole, extending the third pole, detaching the second connecting shaft from the horizontal plane, extending the first pole, entering the second connecting shaft into the horizontal plane of the next tooth, and repeating the extension and retraction of the first pole, thereby lowering the lifting device.
In one embodiment, a trigger rod is arranged on the female part, a travel switch is arranged on the base, and when the male part is connected with the female part, the trigger rod triggers the travel switch to stop the first electric pole.
In one embodiment, in S3, the base moves upward along the one-way rack, and the climbing mechanism stops climbing upward after the trigger lever triggers the travel switch.
The invention has the advantages that:
1. the lifting device is used for pushing the transformer to the required height, so that manpower is not needed to be matched with a crane for installation, and manpower and material resources are saved;
2. through using the transformer mounting bracket convenient to install, with transformer lifting to take the altitude, can conveniently install the transformer to between the wire pole, use manpower sparingly.
Drawings
FIG. 1 is a front view of a mounting device provided by the present invention;
FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a front half cross-sectional view of a mounting device provided in accordance with the present invention;
FIG. 4 is a front view of the lifting device provided by the present invention;
FIG. 5 is a front view of a transformer mount provided by the present invention;
FIG. 6 is a cross-sectional view taken along plane B-B of FIG. 5 in accordance with the present invention;
FIG. 7 is a cross-sectional view taken along the line C-C of FIG. 5 in accordance with the present invention;
FIG. 8 is a front half cross-sectional view of a transformer mount provided by the present invention;
FIG. 9 is a front half sectional view of a transformer mount provided by the present invention in another operational state;
figures 10 and 11 are perspective views of a fifth or sixth component of the core provided by the present invention;
FIGS. 12 and 13 are perspective views of a first or second component of a male member provided by the present invention;
fig. 14-16 are perspective views of a third or fourth component of a female member provided by the present invention.
In the figure, a utility pole 01, a transformer 02, a base 11, a unidirectional rack 12, a left rack 121, a right rack 122, a guide rod 13, a moving seat 14, a first electric pole 151, a linkage rod 16, a sliding slot 161, a hinge shaft 162, a first connecting rod 152, a second connecting rod 153, a second electric pole 154, a third electric pole 155, a first elastic member 156, a second elastic member 157, a first connecting shaft 158, a second connecting shaft 159, a base 21, a connecting groove 211, a travel switch 212, an inner core 221, a fifth part 2211, a sixth part 2212, a connecting part 222, a connecting inclined surface 223, a male part 224, a first part 2241, a second part 2242, a female part 225, a third part 2251, a fourth part 2252, a trigger rod 226, a first connecting tooth 227 and a second connecting tooth 228 are arranged.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 4, the present invention discloses a power transformer installation and construction method, which is used for installing a power transformer 02, and the power transformer installation and construction method uses installation equipment for installation, and the installation equipment comprises:
the lifting device comprises a base 11, a one-way rack 12, a guide rod 13, a moving seat 14 and a climbing mechanism, wherein the one-way rack 12 is arranged on the base 11 along the vertical direction, the guide rod 13 is arranged on the base 11 in parallel with the one-way rack 12, the moving seat 14 and the guide rod 13 are arranged in a sliding manner, and the climbing mechanism is arranged on the moving seat 14 and matched with the one-way rack 12 and can drive the moving seat 14 to move along the one-way rack 12;
a transformer mounting bracket, which is disposed on the movable base 14, as shown in fig. 6 to 9, and includes a base 21, two connection mechanisms, which are disposed on both sides of the base 21 and can be connected to the utility pole 01,
preferably, the base 21 is provided with a connecting groove 211 along a horizontal direction, and the connecting mechanism includes: an inner core 221, a male member 224 and a female member 225, wherein the inner core 221 is connected with the connecting groove 211 through a bolt, it can be understood that the inner core 221 can slide in the connecting groove 211, so that two connection mechanisms can be adapted to different pitches of the pole 01, the core 221 having a connection portion 222 at the top, the lower side of the connecting portion 222 is provided with a connecting inclined surface 223, the male member 224 is sleeved on the inner core 221, the female member 225 is fixedly arranged on the utility pole 01, the female member 225 is provided with a first connecting tooth 227 on the inner side and a second connecting tooth 228 on the outer side of the male member 224, when the male member 224 is received in the female member 225, the first coupling teeth 227 engage with the second coupling teeth 228, when the inner core 221 moves downward, the coupling slope 223 expands the male member 224 to the outside, thereby tightly coupling the first coupling teeth 227 with the second coupling teeth 228 to fix the transformer mount to the utility pole 01.
In the present embodiment, as shown in fig. 10 to 16, the male part 224 is composed of a first part 2241 and a second part 2242, the female part 225 is composed of a third part 2251 and a fourth part 2252, and the inner core 221 is composed of a fifth part 2211 and a sixth part 2212, so as to facilitate installation.
Preferably, the climbing mechanism comprises a first electric pole 151, a linkage rod 16, a first connecting rod 152, a second connecting rod 153, a second electric pole 154, a third electric pole 155, a first elastic member 156, a second elastic member 157, a first connecting shaft 158, and a second connecting shaft 159, one end of the linkage rod 16 is provided with a sliding slot 161 along a horizontal direction, the middle part of the linkage rod 16 is rotatably connected to the unidirectional rack 12 through a hinge shaft 162, one end of the first electric pole 151 is fixed to the movable base 14, the other end of the first electric pole 151 is slidably connected to the sliding slot 161, the linkage rod 16 can be driven to rotate by extending and retracting the first electric pole 151, one end of the first connecting rod 152 and one end of the second connecting rod 153 are both hinged to the linkage rod 16 and are respectively located at two sides of the hinge shaft 162, the other end of the first connecting rod 152 is connected to one end of the first elastic member 156, the other end of the first elastic member 156 is fixedly connected to the movable base 14, the other end of the second connecting rod 153 is connected to one end of the second elastic member 157, the other end of the second elastic member 157 is fixedly connected to the movable base 14, one end of the second electric pole 154 is fixedly arranged on the movable base 14, the other end of the second electric pole abuts against the middle of the first connecting rod 152, one end of the third electric pole 155 is fixedly arranged on the movable base 14, the other end of the third electric pole abuts against the middle of the second connecting rod 153, the first connecting shaft 158 is arranged at one end, away from the linkage rod 16, of the first connecting rod 152, the second connecting shaft 159 is arranged at one end, away from the linkage rod 16, of the second connecting rod 153, and the first connecting shaft 158 and the second connecting shaft 159 can be matched with the unidirectional rack 12.
Preferably, the one-way rack 12 has a left rack 121 and a right rack 122, the lower side of the teeth of the left rack 121 is an inclined surface, the upper side is a horizontal surface, the left rack 121 can be connected to the first connecting shaft 158, the lower side of the teeth of the right rack 122 is an inclined surface, the upper side is a horizontal surface, and the right rack 122 can be connected to the second connecting shaft 159.
Preferably, a trigger rod 226 is disposed on the female member 225, a travel switch 212 is disposed on the base 21, and when the male member 224 is connected to the female member 225, the trigger rod 226 triggers the travel switch 212 to stop the operation of the first electric pole 151.
The installation and construction method of the power transformer comprises the following steps:
s1: arranging a transformer 02: manually mounting the transformer 02 on the base 21, placing the transformer mounting bracket on the base 11 of the lifting device, placing the lifting device between the two utility poles 01, and connecting the two utility poles 01 with the connecting mechanism to complete the preparation work;
s2: mounting the female member 225 on the utility pole 01 at a transformer 02 pre-installation height;
s3: climbing the lifting device: starting the climbing mechanism, extending the first electric pole 151, rotating the linkage rod 16 clockwise, so that the first connecting shaft 158 moves upwards along the inclined plane of the previous tooth of the left rack 121 to the horizontal plane of the previous tooth, then shortening the second electric pole 154, rotating the linkage rod 16 counterclockwise, so that the second connecting shaft 159 moves upwards along the inclined plane of the previous tooth of the right rack 122 to the horizontal plane of the previous tooth, repeatedly extending and retracting the first electric pole 151, realizing climbing of the lifting device, so that the base 11 moves upwards along the one-way rack 12, and when the trigger rod 226 triggers the travel switch 212, that is, when the male piece 224 is connected with the female piece 225, the climbing mechanism stops climbing upwards;
s5: descending the lifting device: starting the climbing device, extending the second electric pole 154, separating the first connecting shaft 158 from the horizontal plane, contracting the first electric pole 151, rotating the linkage rod 16 counterclockwise, so that the first connecting shaft 158 enters the horizontal plane of the next tooth, then shortening the second electric pole 154, extending the third electric pole 155, separating the second connecting shaft 159 from the horizontal plane, extending the first electric pole 151, allowing the second connecting shaft 159 to enter the horizontal plane of the next tooth, allowing the first electric pole 151 to stretch repeatedly, achieving the descending of the lifting device, allowing the connecting mechanism to be connected to the electric pole 01 in a clamping manner, so that the transformer mounting rack is fixed on the electric pole 01, and completing the installation of the transformer 02.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A power transformer installation construction method is used for installing a power transformer, and is characterized in that the power transformer installation construction method is implemented by applying installation equipment, and the installation equipment comprises the following steps:
the lifting device comprises a base, a one-way rack, a guide rod, a moving seat and a climbing mechanism, wherein the one-way rack is arranged on the base along the vertical direction, the guide rod is arranged on the base in parallel with the one-way rack, the moving seat and the guide rod are arranged in a sliding manner, and the climbing mechanism is arranged on the moving seat, is matched with the one-way rack and can drive the moving seat to move along the one-way rack;
the transformer mounting bracket set up in on removing the seat, the transformer mounting bracket include base, two coupling mechanism set up respectively in the both sides of base to can be connected with the wire pole, the spread groove has been seted up along the horizontal direction on the base, coupling mechanism includes: the transformer mounting frame comprises an inner core, a male part and a female part, wherein the inner core is connected with the connecting grooves through bolts, a connecting part is arranged at the top of the inner core, a connecting inclined plane is arranged on the lower side surface of the connecting part, the male part is sleeved on the inner core, the female part is fixedly arranged on the telegraph pole, a first connecting tooth is arranged on the inner side of the female part, a second connecting tooth is arranged on the outer side of the male part, when the male part is sleeved with the female part, the first connecting tooth is meshed with the second connecting tooth, when the inner core moves downwards, the connecting inclined plane can enable the male part to expand outwards, and therefore the first connecting tooth and the second connecting tooth are tightly connected to enable the transformer mounting frame to be fixed on the telegraph pole;
the climbing mechanism comprises a first electric pole, a linkage rod, a first connecting rod, a second electric pole, a third electric pole, a first elastic piece, a second elastic piece, a first connecting shaft and a second connecting shaft, wherein one end of the linkage rod is provided with a sliding groove along the horizontal direction, the middle part of the linkage rod is rotationally connected with the one-way rack through a hinged shaft, one end of the first electric pole is fixed on the moving seat, the other end of the first electric pole is connected with the sliding groove in a sliding manner, the linkage rod can be driven to rotate by stretching the first electric pole, one end of the first connecting rod and one end of the second connecting rod are both hinged on the linkage rod and are respectively positioned at two sides of the hinged shaft, the other end of the first connecting rod is connected with one end of the first elastic piece, the other end of the first elastic piece is fixedly connected on the moving seat, and the other end of the second connecting rod is connected with one end of the second elastic piece, the other end of the second elastic piece is fixedly connected to the moving seat, one end of the second electric pole is fixedly arranged on the moving seat, the other end of the second electric pole is abutted to the middle of the first connecting rod, one end of the third electric pole is fixedly arranged on the moving seat, the other end of the third electric pole is abutted to the middle of the second connecting rod, the first connecting shaft is arranged at one end, away from the linkage rod, of the first connecting rod, the second connecting shaft is arranged at one end, away from the linkage rod, of the second connecting rod, and the first connecting shaft and the second connecting shaft can be matched with the one-way rack;
the installation and construction method of the power transformer comprises the following steps:
s1: installing the transformer: manually mounting the transformer on the base and on the base of the lifting device, placing the lifting device between the two poles, and connecting the two poles to the connection mechanism to complete the preparation;
s3: climbing the lifting device: starting the climbing mechanism to enable the base to move upwards to an installation position along the one-way rack;
s5: descending the lifting device: the climbing mechanism drives the movable seat to descend, and the connecting mechanism is clamped on the telegraph pole, so that the transformer mounting frame is fixed on the telegraph pole, and the installation of the transformer is completed.
2. The power transformer installation and construction method according to claim 1, wherein S2 is further arranged between S1 and S3, and S2 is: mounting the female member on the utility pole.
3. The power transformer installation and construction method according to claim 2, wherein in the step S3, the base moves upwards along the one-way rack until the male member is connected with the female member.
4. The power transformer installation and construction method according to claim 3, wherein the unidirectional rack is provided with a left rack and a right rack, the lower side of the teeth of the left rack is an inclined surface, the upper side of the teeth of the left rack is a horizontal surface, the left rack can be connected with the first connecting shaft, the lower side of the teeth of the right rack is an inclined surface, the upper side of the teeth of the right rack is a horizontal surface, and the right rack can be connected with the second connecting shaft.
5. The power transformer installation and construction method according to claim 4, wherein in the step S3, the first electric pole is extended, the linkage shaft is rotated clockwise, so that the first connecting shaft moves upwards to the horizontal plane of the previous tooth along the inclined plane of the previous tooth of the left rack, and then the second electric pole is shortened, so that the linkage shaft rotates anticlockwise, so that the second connecting shaft moves upwards to the horizontal plane of the previous tooth along the inclined plane of the previous tooth of the right rack, so that the first electric pole is repeatedly extended and retracted, and climbing of the lifting device is realized.
6. The power transformer installation and construction method according to claim 5, wherein in the step S5, the second pole is extended to separate the first connecting shaft from the horizontal plane, the first pole is retracted to rotate the linkage shaft counterclockwise, so that the first connecting shaft enters the horizontal plane of the next tooth, then the second pole is shortened, the third pole is extended to separate the second connecting shaft from the horizontal plane, the first pole is extended to enter the horizontal plane of the next tooth, so that the first pole is repeatedly extended and retracted, and the lifting device is lowered.
7. The power transformer installation and construction method according to claim 6, wherein a trigger rod is arranged on the female part, a travel switch is arranged on the base, and when the male part is connected with the female part, the trigger rod triggers the travel switch to stop the first electric pole.
8. The power transformer installation and construction method according to claim 7, wherein in the step S3, the base moves upwards along the one-way rack, and after the trigger rod triggers the travel switch, the climbing mechanism stops climbing upwards.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011557368.XA CN112712984B (en) | 2020-12-24 | 2020-12-24 | Installation and construction method of power transformer |
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| CN202011557368.XA CN112712984B (en) | 2020-12-24 | 2020-12-24 | Installation and construction method of power transformer |
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| CN112712984B true CN112712984B (en) | 2022-07-01 |
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| CN113316341A (en) * | 2021-06-07 | 2021-08-27 | 吴亚林 | Intelligent communication gateway machine for power grid |
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| CN208218330U (en) * | 2018-05-10 | 2018-12-11 | 新疆送变电有限公司 | A kind of lifting device for power transmission and transformation installation |
| CN108806929A (en) * | 2018-09-12 | 2018-11-13 | 长兴盛强电子器材股份有限公司 | A kind of transformer mounting bracket |
| CN210429482U (en) * | 2019-07-26 | 2020-04-28 | 湖南国丰电力设备有限公司 | Transformer with lifting function |
| CN211788509U (en) * | 2020-05-23 | 2020-10-27 | 康盛变压器(江苏)有限公司 | Installation fastener suitable for transformer |
| CN111891977A (en) * | 2020-08-13 | 2020-11-06 | 迪尔集团有限公司 | Transformer installation lifting device and matched construction method |
| CN111994818A (en) * | 2020-08-28 | 2020-11-27 | 杭州忒白电子科技有限公司 | Transformer lifting and mounting device with protection function |
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| CN112712984A (en) | 2021-04-27 |
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