CN219792140U - Lifting appliance for gas-insulated metal-enclosed switchgear - Google Patents
Lifting appliance for gas-insulated metal-enclosed switchgear Download PDFInfo
- Publication number
- CN219792140U CN219792140U CN202321367357.4U CN202321367357U CN219792140U CN 219792140 U CN219792140 U CN 219792140U CN 202321367357 U CN202321367357 U CN 202321367357U CN 219792140 U CN219792140 U CN 219792140U
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- insulated metal
- enclosed switchgear
- cross beam
- lifting
- lifting appliance
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- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 208000032825 Ring chromosome 2 syndrome Diseases 0.000 description 14
- 238000000034 method Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000002452 interceptive effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a lifting appliance for gas-insulated metal-enclosed switchgear, which belongs to the field of lifting tools, wherein a lifting ring capable of being adjusted movably is inserted into a strip-shaped hole of a cross beam, a connecting block is arranged at the bottom of the cross beam, a rotatable connecting plate is arranged in a groove of the connecting block and is connected with parts of the gas-insulated metal-enclosed switchgear through the connecting plate; the lifting appliance has the advantages of simple structure and principle, convenient operation, convenient disassembly, operation and maintenance, strong universality and practicality, and good popularization and application values.
Description
Technical Field
The utility model belongs to the field of hoisting tools, and particularly relates to a lifting appliance for gas-insulated metal-enclosed switchgear.
Background
At present, the extra-high voltage product is updated frequently, gas-insulated metal-enclosed switchgear (hereinafter abbreviated as GIS) with voltage class from 252 to 1100kV needs to be assembled, and in the assembly process, because of GIS product components with different voltage classes, such as: basin-type insulators, cover plates, flanges and the like, have different gravity center positions and different lifting points, and are required to manufacture specific lifting tool for various parts.
However, for GIS product parts with different voltage levels, the adopted various tool lifting tools have no universality, so that the efficiency of assembly lifting operation is affected, meanwhile, the manufacturing cost and the error rate of lifting tool selection are increased, and the space resource waste is caused.
Therefore, the position of the lifting point of the existing lifting tool is not adjustable, so that the parts can not be kept in a vertical state during lifting, the parts have the risk of rolling in the air, and the lifting tool can not be suitable for different parts.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a lifting appliance for gas-insulated metal-enclosed switchgear, and the lifting point of the lifting appliance can be adjusted, so that the part is kept in a vertical state during lifting.
In order to achieve the above purpose, the present utility model adopts the following technical contents:
a spreader for a gas insulated metal-enclosed switchgear comprising a cross beam;
the cross beam is provided with a bar-shaped hole, a lifting ring is inserted into the bar-shaped hole, the lifting ring is movably connected into the bar-shaped hole, and a locking device for fixing the lifting ring is arranged on the lifting ring;
the bottom of the cross beam is vertically provided with a connecting block, the connecting block is provided with a groove, and the connecting plate is movably connected in the groove;
one end of the connecting plate is positioned in the groove, and the other end of the connecting plate is provided with a through hole which is used for connecting parts of the gas-insulated metal-enclosed switchgear.
Further, the locking device comprises a thread structure at the lower end of the hanging ring and a nut matched with the thread structure.
Further, the bottom of the cross beam is provided with a reinforcing rib plate.
Further, one side wall of the reinforcing rib plate is welded with the bottom of the cross beam, and the adjacent side wall is welded and connected to the connecting block.
Further, 2 reinforcing rib plates are vertically and symmetrically arranged at the bottom of the cross beam; the reinforcing rib plate is triangular or trapezoidal.
Further, the connecting plate is movably connected in the groove of the connecting block through a connecting rod, either one end of the connecting rod is connected with a nut matched with the connecting rod, or both ends of the connecting rod are connected with nuts.
Further, 2 connecting plates which are symmetrically arranged are inserted in the groove.
Further, the connecting plate is long-strip-shaped, and the other end of the connecting plate is of a semicircular structure.
Further, the connecting block set up in arbitrary one end of crossbeam bottom, the lateral surface of connecting block with crossbeam terminal surface parallel and level.
Further, the cross beam is welded with the connecting block; the connection plate is made of steel.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a lifting appliance for gas-insulated metal-enclosed switchgear, which is characterized in that a lifting ring capable of being movably adjusted is inserted into a strip-shaped hole of a cross beam, a connecting block is arranged at the bottom of the cross beam, a rotatable connecting plate is arranged in a groove of the connecting block, the connecting plate is connected with parts of the gas-insulated metal-enclosed switchgear, when the lifting appliance is used for lifting, the connecting plate is fastened with the parts, the lifting point position is adjusted to a proper gravity center position of the parts by moving the lifting ring, the lifting ring is locked by a locking device, and the parts are lifted to keep a vertical state; the lifting appliance has the advantages of simple structure and principle, convenient operation, convenient disassembly, operation and maintenance, strong universality and practicality, and good popularization and application values.
Preferably, the locking device provided by the utility model adopts a threaded structure at the lower end of the lifting ring and a nut matched with the threaded structure, the lower end of the lifting ring is provided with a bolt, the lifting ring penetrates through a bar-shaped hole of the cross beam and is fixed through the nut, after the lifting ring position is adjusted by lifting, the lifting ring is locked through the nut, and the adjustment of the relative position of the lifting ring is facilitated through the structure.
Preferably, the bottom of the cross beam is provided with the reinforcing rib plate, and if the volume and the weight of the part to be lifted are large, the strength of the lifting appliance is ensured through the arrangement of the reinforcing rib plate.
Further preferably, 2 reinforcing rib plates are symmetrically and vertically arranged at the bottom of the cross beam, and are triangular or trapezoidal, so that the strength and stability of the lifting appliance are further improved.
Preferably, the connecting plate is movably connected in the groove of the connecting block through the cooperation of the connecting rod and the nut, the two ends of the connecting plate are respectively provided with a through hole, the connecting rod sequentially penetrates through one side of the groove of the connecting plate and the through hole at one end of the connecting plate, penetrates out from the other side of the groove, and is fixed through the nut; the other end of the connecting plate can swing around the connecting rod, and the other end through hole of the connecting plate is connected with the parts of the gas-insulated metal-enclosed switchgear, so that different kinds of parts can be hoisted.
Further preferably, 2 connecting plates which are symmetrically arranged are inserted in the groove, and the lifting appliance can hoist various parts containing more than two process holes through the 2 connecting plates with swinging angles, so that the lifting appliance is prevented from being customized due to specific hole sites, and the application range of the lifting appliance is wider.
Further preferably, the connecting plates are arranged in a long strip shape, and the other ends of the connecting plates are in a semicircular structure, so that the two connecting plates can be prevented from interfering with each other.
Preferably, the cross beam is welded with the connecting blocks, and the connecting plates are of steel structures, so that the strength of the lifting appliance is enhanced.
Drawings
Fig. 1 is a schematic structural diagram of a lifting appliance for a gas-insulated metal-enclosed switchgear according to an embodiment of the present utility model;
fig. 2 is a front view of a lifting appliance for a gas insulated metal-enclosed switchgear according to an embodiment of the present utility model;
fig. 3 is a side view of a spreader for a gas insulated metal-enclosed switchgear according to an embodiment of the present utility model;
fig. 4 is a top view of a lifting appliance for a gas insulated metal-enclosed switchgear according to an embodiment of the present utility model;
fig. 5 is a bottom view of a spreader for a gas insulated metal-enclosed switchgear according to an embodiment of the present utility model;
fig. 6 is another angular side view of a spreader for a gas insulated metal-enclosed switchgear according to an embodiment of the present utility model.
Reference numerals:
a cross beam-1; a hanging ring-2; connecting block-3; connecting a plate-4; reinforcing rib-5.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the following specific embodiments are used for further describing the utility model in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The utility model provides a lifting appliance for gas-insulated metal-enclosed switchgear, comprising a cross beam 1; the beam 1 is provided with a bar-shaped hole, the bar-shaped hole is inserted with a hanging ring 2, the hanging ring 2 is movably connected in the bar-shaped hole of the beam 1, and a locking device for fixing the hanging ring 2 is correspondingly arranged; the bottom of the cross beam 1 is vertically provided with a connecting block 3, the cross beam 1 is connected with the connecting block 3 in a welding way, the connecting block 3 is provided with a groove, and a connecting plate 4 made of steel is movably connected in the groove; one end of the connecting plate 4 is positioned in the groove, and the other end is provided with a through hole which is used for connecting parts of the gas-insulated metal-enclosed switchgear.
The locking device comprises a threaded structure at the lower end of the lifting ring 2 and a nut matched with the threaded structure.
In order to improve the strength and stability of the lifting appliance, the bottom of the cross beam 1 is provided with a reinforcing rib plate 5, one side wall of the reinforcing rib plate 5 is welded with the bottom of the cross beam 1, and the adjacent side walls are welded and connected to the connecting block 3.
The strength and stability are further improved, and 2 reinforcing rib plates 5 are vertically and symmetrically arranged at the bottom of the cross beam 1; the reinforcing rib 5 has a triangular or trapezoidal shape.
The connecting plate 4 is movably connected in the groove of the connecting block 3 through a connecting rod, and either one end of the connecting rod is connected with a nut matched with the connecting rod or both ends of the connecting rod are connected with nuts.
In order to enable the lifting appliance to be wider in application range, 2 symmetrically arranged connecting plates 4 are inserted in the groove, the connecting plates 4 are long, the other ends of the connecting plates are of semicircular structures, and therefore the two connecting plates can be prevented from interfering with each other.
The connecting block 3 sets up in the arbitrary one end of crossbeam 1 bottom, and the lateral surface of connecting block 3 and crossbeam 1 terminal surface parallel and level.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model is described in further detail below with reference to the attached drawing figures:
examples
In order to solve the problem that the position of a lifting point cannot be adjusted in the prior art, a part cannot be kept in a vertical state during lifting, and the part has a risk of rolling in the air; and current frock is only directed against a certain specific part, can't be applicable to a plurality of parts, and this embodiment provides a hoist for gas-insulated metal-enclosed switchgear, as shown in fig. 1 and 2, including crossbeam 1, rings 2, connecting block 3, two connecting plates 4 and two reinforcing rib plates 5, specific structure is as follows:
the hanging ring 2 adopts a national standard hanging ring, and the hanging ring 2 with different specifications can be replaced according to actual needs. The hanging ring 2 is arranged on the cross beam 1 and is fastened by nuts.
The cross beam 1 is provided with a strip hole (strip hole) for installing the hanging ring 2. At one end of the bottom of the beam 1, a connecting block 3 is welded.
Further, the cross beam 1 is made of steel, and the hanging ring 2 can move in a long-strip hole on the cross beam 1 to determine hanging points at different positions.
The connecting block 3 is of a concave structure, namely a groove structure, and two opposite through holes are formed in two sides of the connecting block 3 and are used for connecting the connecting plate 4. The connecting block 3 is welded at one end of the bottom of the cross beam 1, and the side surface of the connecting block 3 is flush with the end surface of the cross beam 1.
The connecting plates 4 are long strips, one ends of the connecting plates, which are used for being connected with the parts, are semicircular, and the two connecting plates 4 are prevented from interfering with each other. Through holes are formed at two ends of the connecting plate 4. The through hole at one end is used for being arranged on the connecting block 3, the connecting rod with threads at two ends sequentially passes through the hole at one side of the connecting block 3, the through hole of the connecting plate 4 and the hole at the other side of the connecting block 3, and the two ends are fastened by nuts; the through hole at the other end is used for connecting the process hole on the part to be lifted.
Furthermore, the connecting plate 4 is made of steel, and the length, the width and the hole site can be designed according to the shape of the part to be lifted. The connection plate 4 is in this spreader a replaceable component. One end of each connecting plate 4 is fixed on the connecting block 3, and the other end can swing left and right so as to adapt to different working conditions of hole sites of various parts.
If the volume and the weight of the part to be lifted are large, in order to ensure the strength of the lifting appliance, the two sides of the bottom of the lifting appliance beam can be welded with the reinforced rib plates 5, the rib plates 5 are parallel and level with the side face of the beam 1, and the other end of the rib plates is welded on the connecting block 3.
Referring to fig. 1 to 6, the present embodiment provides a hanger for a gas insulated metal enclosed switchgear, which has the following specific connection relationships:
the connecting block 3 is welded on the cross beam 1, and the reinforcing rib plate 5 is welded on the cross beam 1 and the connecting block 3. The hanging ring 2 is arranged on the cross beam 1 through a nut, and the connecting plate 4 is arranged on the connecting block 3 through a connecting rod with threads at two ends and the nut.
The hanging ring 2 can move in a strip hole on the cross beam 1 so as to select a proper hanging point, so that the part is kept in a vertical state during hoisting; one end of the connecting plate 4 is fixed on the connecting block 3, and the other end can swing 90 degrees around the connecting rod, so that a proper lifting process hole can be selected on the part to be lifted.
The specific working principle is as follows:
(1) The device connection board 4 is first connected with components such as: through holes on the basin-type insulator, the cover plate and the flange are locked and fixed through screws and nuts.
(2) A hoist rope is used to pass through the hoist ring 2 on the cross beam 1.
(3) The position of the hanging ring 2 is moved in the strip hole of the cross beam 1, and the proper gravity center position of the part is found
(4) And temporarily hoisting the part, and finding that the part keeps a stable state in the air, and continuing hoisting.
Compared with the traditional lifting tool, the embodiment has the following advantages:
1. the lifting appliance can hoist various parts with more than two process holes through the two connecting plates capable of swinging angles, avoids customizing the lifting appliance due to specific hole sites, and has wide application range.
2. The lifting appliance is provided with the strip holes on the cross beam, the positions of the lifting rings can be moved, the gravity center positions of the parts can be found conveniently, the parts can be kept in a vertical state when lifted, and the lifting safety is ensured.
3. The rigid connection is simple in structure, reliable and durable, and wide in application range.
The above embodiment is only one of the implementation manners capable of implementing the technical solution of the present utility model, and the scope of the claimed utility model is not limited to the embodiment, but also includes any changes, substitutions and other implementation manners easily recognized by those skilled in the art within the technical scope of the present utility model.
Claims (10)
1. A spreader for a gas insulated metal-enclosed switchgear, characterized by comprising a cross beam (1);
the cross beam (1) is provided with a bar-shaped hole, a lifting ring (2) is inserted into the bar-shaped hole, the lifting ring (2) is movably connected into the bar-shaped hole, and the lifting ring (2) is provided with a locking device for fixing the lifting ring;
the bottom of the cross beam (1) is vertically provided with a connecting block (3), the connecting block (3) is provided with a groove, and a connecting plate (4) is movably connected in the groove;
one end of the connecting plate (4) is positioned in the groove, and the other end of the connecting plate is provided with a through hole which is used for connecting parts of the gas-insulated metal-enclosed switchgear.
2. A lifting appliance for a gas insulated metal-enclosed switchgear according to claim 1, characterized in that the locking means comprise a screw structure at the lower end of the lifting eye (2) and a nut cooperating with the screw structure.
3. A lifting appliance for a gas insulated metal-enclosed switchgear according to claim 1, characterized in that the bottom of the cross beam (1) is provided with reinforcing ribs (5).
4. A spreader for a gas insulated metal-enclosed switchgear as claimed in claim 3, wherein a side wall of the reinforcement rib (5) is welded to the bottom of the cross-beam (1) and adjacent side walls are welded to the connection block (3).
5. A lifting appliance for a gas-insulated metal-enclosed switchgear according to claim 4, characterized in that 2 of the reinforcement ribs (5) are arranged vertically and symmetrically on the bottom of the cross beam (1); the reinforcing rib plate (5) is triangular or trapezoidal.
6. A lifting appliance for a gas insulated metal-enclosed switchgear according to claim 1, characterized in that the connection plate (4) is movably connected in the groove of the connection block (3) by means of a connection rod, either end of which is connected with a nut cooperating therewith or both ends of which are connected with nuts.
7. A lifting appliance for a gas insulated metal-enclosed switchgear as claimed in claim 1, wherein 2 connection plates (4) are inserted in the recess symmetrically arranged.
8. A lifting appliance for a gas insulated metal-enclosed switchgear according to claim 7, characterized in that the connection plate (4) is elongated and has a semicircular structure at its other end.
9. The lifting appliance for gas-insulated metal-enclosed switchgear according to claim 1, characterized in that the connection block (3) is arranged at any end of the bottom of the cross beam (1), and the outer side surface of the connection block (3) is flush with the end surface of the cross beam (1).
10. A lifting appliance for a gas insulated metal-enclosed switchgear according to claim 1, characterized in that the cross beam (1) is welded to the connection block (3); the connection plate (4) is made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321367357.4U CN219792140U (en) | 2023-05-31 | 2023-05-31 | Lifting appliance for gas-insulated metal-enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321367357.4U CN219792140U (en) | 2023-05-31 | 2023-05-31 | Lifting appliance for gas-insulated metal-enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219792140U true CN219792140U (en) | 2023-10-03 |
Family
ID=88157552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321367357.4U Active CN219792140U (en) | 2023-05-31 | 2023-05-31 | Lifting appliance for gas-insulated metal-enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219792140U (en) |
-
2023
- 2023-05-31 CN CN202321367357.4U patent/CN219792140U/en active Active
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