CN118125318A - Dismounting device for low-voltage connection box of three-phase combined transformer - Google Patents
Dismounting device for low-voltage connection box of three-phase combined transformer Download PDFInfo
- Publication number
- CN118125318A CN118125318A CN202410378728.1A CN202410378728A CN118125318A CN 118125318 A CN118125318 A CN 118125318A CN 202410378728 A CN202410378728 A CN 202410378728A CN 118125318 A CN118125318 A CN 118125318A
- Authority
- CN
- China
- Prior art keywords
- low
- chassis
- suspension arm
- phase combined
- combined transformer
- 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
Links
- 239000000725 suspension Substances 0.000 claims abstract description 37
- 238000010276 construction Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/50—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes mounted on railway vehicles, e.g. breakdown cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
- B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/08—Runners; Runner bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The dismounting device comprises a chassis, a lifting device is arranged on the chassis and used for lifting the low-voltage connecting box, the lifting device comprises two suspension arms, each suspension arm comprises a first suspension arm and a second suspension arm which are connected in a hinged manner, and a hanging device used for being connected with the low-voltage connecting box is arranged at the end part of the second suspension arm; the bottom of the chassis is provided with a guide wheel which is used for sliding on the rail. The invention aims to solve the technical problem of inconvenient disassembly of a low-voltage connecting box of an indoor large-sized transformer by providing a disassembly device of the low-voltage connecting box of a three-phase combined transformer.
Description
Technical Field
The invention relates to the technical field of transformer overhaul, in particular to a dismounting device for a low-voltage connection box of a three-phase combined transformer.
Background
Because the combined transformer of the underground power station is arranged in a closed space, large construction equipment such as a crane cannot be used at all, a low-voltage connecting box with the weight of about 10t is generally dismounted by using a lifting point with the height of 13 meters on a roof in the past, and meanwhile, the connecting box needs to be obliquely lifted and horizontally moved in the closed space with the height of about 6 meters, so that the combined transformer of the underground power station has high operation risk, low efficiency, high difficulty and high workload. In order to safely, efficiently and conveniently complete the connection box in the high air of the closed space, an electro-hydraulic device capable of disassembling and assembling the connection box on the ground and other large-scale equipment needs to be designed.
Disclosure of Invention
The invention aims to solve the technical problem of inconvenient disassembly of a low-voltage connecting box of an indoor large-sized transformer by providing a disassembly device of the low-voltage connecting box of a three-phase combined transformer.
In order to solve the technical problems, the invention adopts the following technical scheme: the dismounting device comprises a chassis, a lifting device is arranged on the chassis and used for lifting the low-voltage connecting box, the lifting device comprises two suspension arms, each suspension arm comprises a first suspension arm and a second suspension arm which are connected in a hinged manner, and a hanging device used for being connected with the low-voltage connecting box is arranged at the end part of the second suspension arm; the bottom of the chassis is provided with a guide wheel which is used for sliding on the rail.
Preferably, the lifting device further comprises a base, sliding rods are arranged on two sides of the base, two sliding blocks are connected to the sliding rods in a sliding mode, and the suspension arm is connected with the sliding blocks in a rotating mode.
Preferably, three fixing frames are arranged on the base, the three fixing frames are respectively arranged at the two ends and the middle part of the base, and the two sliding blocks are respectively arranged between the two adjacent fixing frames.
Preferably, a threaded rod for driving the sliding block to move is arranged between two adjacent fixing frames, and motors for driving the threaded rod to rotate are further arranged on two sides of the base.
Preferably, the first suspension arm is rotationally connected with the sliding block, a first hydraulic cylinder for driving the first suspension arm to rotate is arranged on the sliding block, and a second hydraulic cylinder for driving the second suspension arm to rotate is arranged on the first suspension arm.
Preferably, the side of chassis is equipped with firm landing leg, firm landing leg includes the first landing leg of being connected with the chassis is articulated to and the second landing leg of being connected with first landing leg is articulated, is equipped with respectively at the top surface and the side of chassis and is used for driving first landing leg pivoted third pneumatic cylinder and is used for driving second landing leg pivoted fourth pneumatic cylinder.
Preferably, the top of the fixing frame is provided with a bearing platform, and the bearing platform is used for placing the detached low-pressure connecting box.
Preferably, the guide wheel is connected to one end of the rocker arm, the other end of the rocker arm is rotationally connected to the bottom of the chassis, a fifth hydraulic cylinder for driving the rocker arm to rotate is further arranged at the bottom of the chassis, so that lifting of the chassis is realized, and wheels are further arranged at four corners of the chassis.
Preferably, the guide wheel is arranged in the middle of the bottom of the chassis.
Preferably, a console and a power distribution cabinet are further arranged on the chassis, and a fence is arranged at the edge of the chassis.
The invention provides a dismounting device for a low-voltage connection box of a three-phase combined transformer, which has the following beneficial effects:
(1) The device has standardized the dismouting operation of enclosure space high altitude large-scale equipment, especially the dismouting of low pressure junction box and change construction operation, and the device can be at large-scale equipment such as low pressure junction box of ground safety, high-efficient, convenient lift, translation enclosure space to can reduce relevant operation risk, construction degree of difficulty and engineering volume.
(2) Each suspension arm sliding seat can independently and horizontally move under the drive of a servo motor and can also be linked, so that equipment such as an aerial low-voltage connecting box with larger size can be hoisted through double-arm linkage, and equipment such as an aerial low-voltage connecting box with smaller size can also be hoisted by a single arm. The device can be placed on a chassis bracket for transportation, and can also be hoisted on other carrying devices for transportation.
(3) The device can move on the ground or on rails, can meet the requirements of disassembly, assembly and replacement of air equipment such as a low-voltage connection box of a closed space transformer, and can also meet the requirements of disassembly, assembly and sealing replacement of a box cover of the connection box. The device simple operation, safe and reliable, the demand of dismouting high altitude equipment in restricted space has novelty, innovation nature, practicality to dismouting and other maintenance operations of equipment of other closed environment can be popularized and applied.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the lifting device of the present invention;
FIG. 3 is a schematic view of the structure of the low-voltage junction box of the present invention placed on a platform;
FIG. 4 is a schematic view of the structure of the bottom of the chassis of the present invention;
FIG. 5 is a schematic view of the rear side structure of the present invention;
FIG. 6 is a schematic view of the front side structure of the present invention when lifted;
Fig. 7 is a schematic view of the rear side structure of the hoisting device of the invention.
Detailed Description
As shown in fig. 1, the dismounting device for the low-voltage connection box of the three-phase combined transformer comprises a chassis 1, wherein a lifting device is arranged on the chassis 1 and used for lifting the low-voltage connection box 2, the lifting device comprises two suspension arms, each suspension arm comprises a first suspension arm 3 and a second suspension arm 4 which are connected in a hinged manner, and a hanging device 5 used for being connected with the low-voltage connection box 2 is arranged at the end part of the second suspension arm 4; a guide wheel 6 is arranged at the bottom of the chassis 1, and the guide wheel 6 is used for sliding on rails.
Preferably, as shown in fig. 2, the lifting device further comprises a base 7, two sides of the base 7 are provided with sliding rods 8, two sliding blocks 9 are slidably connected to the sliding rods 8, and the suspension arm is rotatably connected with the sliding blocks 9.
Preferably, three fixing frames 10 are arranged on the base 7, the three fixing frames 10 are respectively arranged at two ends and the middle part of the base 7, and two sliding blocks 9 are respectively arranged between two adjacent fixing frames 10.
Preferably, a threaded rod 11 for driving the sliding block 9 to move is arranged between two adjacent fixing frames 10, and motors 12 for driving the threaded rod 11 to rotate are also arranged on two sides of the base 7.
Preferably, the first suspension arm 3 is rotatably connected with the sliding block 9, a first hydraulic cylinder 13 for driving the first suspension arm 3 to rotate is arranged on the sliding block 9, and a second hydraulic cylinder 14 for driving the second suspension arm 4 to rotate is arranged on the first suspension arm 3.
Preferably, the side of the chassis 1 is provided with a stable supporting leg, the stable supporting leg comprises a first supporting leg 15 hinged with the chassis 1 and a second supporting leg 16 hinged with the first supporting leg 15, and the top surface and the side of the chassis 1 are respectively provided with a third hydraulic cylinder 17 for driving the first supporting leg 15 to rotate and a fourth hydraulic cylinder 18 for driving the second supporting leg 16 to rotate. The stable support leg is used for keeping balance during lifting.
Preferably, a bearing platform 19 is arranged at the top of the fixing frame 10, and the bearing platform 19 is used for placing the detached low-pressure connection box 2. As shown in fig. 3, the detached low-pressure junction box 2 is directly placed on the table 10 for transfer.
Preferably, as shown in fig. 4, the guide wheel 6 is connected to one end of the rocker arm 20, the other end of the rocker arm 20 is rotatably connected to the bottom of the chassis 1, a fifth hydraulic cylinder 21 for driving the rocker arm 20 to rotate is further arranged at the bottom of the chassis 1, so as to realize lifting of the chassis 1, and wheels 22 are further arranged at four corners of the chassis 1.
Preferably, the guide wheel 6 is arranged in the middle of the bottom of the chassis 1. When the device is required to move on the rail, the guide wheel 6 is lowered to lift the wheel off the ground, and when the device is required to move on the ground, the guide wheel 6 is lifted to bring the wheel 22 into contact with the ground.
Preferably, as shown in fig. 5, the chassis 1 is further provided with a console 23 and a power distribution cabinet 24, and a fence 25 is provided at the edge of the chassis 1.
When the device is used, as shown in fig. 6 and 7, the device is moved on the rail to approach the main transformer box body, then the stable supporting legs are put down, then the suspension arm is lifted to lift and detach the low-voltage connecting box 2, then the suspension arm is lowered, the low-voltage connecting box 2 is placed on the bearing platform 19, as shown in fig. three, the device is withdrawn along the rail, the guide wheel 6 is retracted finally, and the device is transported on the ground by using the tire.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (10)
1. The utility model provides a three-phase combination transformer low pressure junction box dismounting device which characterized in that: the lifting device is used for lifting the low-voltage connecting box (2), and comprises two suspension arms, wherein each suspension arm comprises a first suspension arm (3) and a second suspension arm (4) which are connected in a hinged mode, and a hanging device (5) used for being connected with the low-voltage connecting box (2) is arranged at the end portion of the second suspension arm (4); the bottom of the chassis (1) is provided with a guide wheel (6), and the guide wheel (6) is used for sliding on a rail.
2. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 1, wherein: the lifting device further comprises a base (7), sliding rods (8) are arranged on two sides of the base (7), two sliding blocks (9) are connected to the sliding rods (8) in a sliding mode, and the lifting arm is connected with the sliding blocks (9) in a rotating mode.
3. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 2, wherein: three fixing frames (10) are arranged on the base (7), the three fixing frames (10) are respectively arranged at the two ends and the middle part of the base (7), and two sliding blocks (9) are respectively arranged between the two adjacent fixing frames (10).
4. A low voltage junction box dismounting device for a three-phase combined transformer according to claim 3, wherein: a threaded rod (11) for driving the sliding block (9) to move is arranged between two adjacent fixing frames (10), and motors (12) for driving the threaded rod (11) to rotate are also arranged on two sides of the base (7).
5. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 2, wherein: the first suspension arm (3) is rotationally connected with the sliding block (9), a first hydraulic cylinder (13) for driving the first suspension arm (3) to rotate is arranged on the sliding block (9), and a second hydraulic cylinder (14) for driving the second suspension arm (4) to rotate is arranged on the first suspension arm (3).
6. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 1, wherein: the side of chassis (1) is equipped with firm landing leg, firm landing leg includes first landing leg (15) of being connected with chassis (1) articulated to and second landing leg (16) of being connected with first landing leg (15) articulated are equipped with respectively at the top surface and the side of chassis (1) and are used for driving first landing leg (15) pivoted third pneumatic cylinder (17) and be used for driving second landing leg (16) pivoted fourth pneumatic cylinder (18).
7. A low voltage junction box dismounting device for a three-phase combined transformer according to claim 3, wherein: the top of mount (10) is equipped with cushion cap (19) are used for placing detached low pressure connection case (2).
8. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 1, wherein: the guide wheel (6) is connected to one end of the rocker arm (20), the other end of the rocker arm (20) is rotationally connected to the bottom of the chassis (1), a fifth hydraulic cylinder (21) for driving the rocker arm (20) to rotate is further arranged at the bottom of the chassis (1), so that lifting of the chassis (1) is achieved, and wheels (22) are further arranged at four corners of the chassis (1).
9. The disassembly device for the low-voltage connection box of the three-phase combined transformer according to claim 8, wherein: the guide wheel (6) is arranged in the middle of the bottom of the chassis (1).
10. The dismounting device for a low-voltage connection box of a three-phase combined transformer according to claim 1, wherein: the chassis (1) is also provided with a control console (23) and a power distribution cabinet (24), and the edge of the chassis (1) is provided with a fence (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410378728.1A CN118125318A (en) | 2024-03-29 | 2024-03-29 | Dismounting device for low-voltage connection box of three-phase combined transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410378728.1A CN118125318A (en) | 2024-03-29 | 2024-03-29 | Dismounting device for low-voltage connection box of three-phase combined transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118125318A true CN118125318A (en) | 2024-06-04 |
Family
ID=91235457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410378728.1A Pending CN118125318A (en) | 2024-03-29 | 2024-03-29 | Dismounting device for low-voltage connection box of three-phase combined transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118125318A (en) |
-
2024
- 2024-03-29 CN CN202410378728.1A patent/CN118125318A/en active Pending
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