CN207748751U - A kind of load ratio bridging switch hoisting machine - Google Patents
A kind of load ratio bridging switch hoisting machine Download PDFInfo
- Publication number
- CN207748751U CN207748751U CN201820142520.XU CN201820142520U CN207748751U CN 207748751 U CN207748751 U CN 207748751U CN 201820142520 U CN201820142520 U CN 201820142520U CN 207748751 U CN207748751 U CN 207748751U
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- Prior art keywords
- crossbeam
- column
- load ratio
- bridging switch
- ratio bridging
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000003466 welding Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 239000002828 fuel tank Substances 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
A kind of load ratio bridging switch hoisting machine provided by the utility model, it is intended to solve load ratio bridging switch in the prior art technical problem difficult in maintenance.A kind of load ratio bridging switch hoisting machine of the novel offer of this reality, including pedestal, pedestal is provided with column, it is provided with crossbeam on column, Lever Blocks is provided on crossbeam, pedestal is fixed on transformer, it can easily be lifted by crane using Lever Blocks when lifting by crane load ratio bridging switch, since crossbeam is rotatably connected on column, load ratio bridging switch is hung out fuel tank and easily load ratio bridging switch can be positioned on suitable position.The program can be effectively prevented from load ratio bridging switch associated components during lifting and be contacted with power grid in actual use, be conducive to the maintenance of load ratio bridging switch, and reduce the security risk in load ratio bridging switch maintenance process.The hoisting machine is installed on transformer, reduces hoisting machine the space occupied, and hoisting machine has good universal performance.
Description
Technical field
The utility model is related to transformer service kit more particularly to a kind of load ratio bridging switch hoisting machines.
Background technology
Transformer is one of power grid key fitment, plays the role of converting Current Voltage in power grid transmission line.There is load
Tap switch is an accessory of transformer, plays the role of division circuit.Load ratio bridging switch needs in the long-term use
It often to safeguard, to ensure that load ratio bridging switch can work normally.In to load ratio bridging switch maintenance process, need to have
On-load shunting switch is then placed on ground or workbench and is safeguarded by being taken out in fuel tank.
In the prior art, to generally using crane by load ratio bridging switch by fuel tank in load ratio bridging switch maintenance process
It takes out, this lifting method of load ratio bridging switch, there are some potential safety problemss in actual mechanical process.Such as, crane
Crane arm needs to stretch out higher height, crane arm be easy to after stretching out with the wiring circuit contact around transformer, so as to cause peace
Full accident.Therefore, load ratio bridging switch in the prior art is safeguarded very difficult.
Invention content
A kind of load ratio bridging switch hoisting machine provided by the utility model, it is intended to solve loaded tap-off in the prior art and open
Close technical problem difficult in maintenance.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：A kind of load ratio bridging switch lifting
Machine, including pedestal, are provided with column on the base, and crossbeam is provided on the column, is slidably connected on the crossbeam
There are Lever Blocks, the crossbeam to be rotatably connected on the column, mounting hole is evenly equipped on the pedestal, is set on the base
It is equipped with the fixing sleeve of vertical columns, the column is plugged in the fixing sleeve, is welded between the fixing sleeve and the pedestal
It is improved the floor of fixing sleeve and pedestal bonding strength, being additionally provided on the fixing sleeve prevents column from being rotated relative to fixing sleeve
Positioning pin, the pin hole with the detent fit is offered on the fixing sleeve and the column；The crossbeam is sheathed on
On the column, it is provided with the pilot hole coordinated with the column on the crossbeam, is arranged on the column restricted described
The limiting plate of crossbeam position, the limiting plate between the crossbeam and the pedestal, the limiting plate and the column it
Between be provided with support plate, for the support plate between the limiting plate and the pedestal, being provided on the crossbeam will be described
Crossbeam is locked at the latch segment on the column, and the groove for accommodating the latch segment, institute are provided on the side wall of the pilot hole
It states groove to communicate with the pilot hole, the guide rod being oriented to latch segment is additionally provided on the latch segment, is set on the crossbeam
It is equipped with the pilot hole coordinated with the guide rod, is arranged on the guide rod and pushes spring of the latch segment far from the column,
It is additionally provided with the lock-screw that the latch segment is pushed to the column on the crossbeam, is provided on the crossbeam and the lock
The locking screw holes of tight screw fit, the locking screw holes are communicated with the groove.
A kind of load ratio bridging switch hoisting machine of the novel offer of this reality, including pedestal, are provided with column, in column in pedestal
On be provided with crossbeam, Lever Blocks is provided on crossbeam, pedestal is fixed on transformer, can when lifting by crane load ratio bridging switch
Easily to be lifted by crane using Lever Blocks, since crossbeam is rotatably connected on column, load ratio bridging switch is hung out
Load ratio bridging switch can be easily positioned on suitable position by fuel tank.The program in actual use can be effective
Ground avoids load ratio bridging switch associated components during lifting from being contacted with power grid, is conducive to the maintenance of load ratio bridging switch, and
And reduce the security risk in load ratio bridging switch maintenance process.In addition, the hoisting machine is installed on transformer, reduces and hang
Installation the space occupied, hoisting machine have good universal performance.
A kind of optional scheme, the guide rod extend to the direction far from the column and protrude the crossbeam, institute
It states spring pocket to protrude on the part of the crossbeam set on guide rod, the block of limited spring position is provided on the guide rod,
One end of the spring contradicts on the block, and the other end of the spring contradicts on the crossbeam.
Spring is set to outside crossbeam, and this solution simplifies the structures of crossbeam, and so that spring is easy to assembly, reduces
The use cost of hoisting machine.
A kind of optional scheme is provided on the lock-screw convenient for rotating the handle of the lock-screw, described
Hand is welded on the lock-screw, and rubber sleeve is arranged on the handle, is provided on the rubber sleeve and is increased the rubber
Cover the decorative pattern of friction coefficient.
The setting of handle need not optimize the performance of hoisting machine when lock-screw is rotated by tool.Rubber
The setting of gum cover and decorative pattern improves the comfort of handle, optimizes the performance of hoisting machine.
A kind of optional scheme, the crossbeam is parallel with horizontal plane, and the Lever Blocks is arranged by connecting seat described
On crossbeam, the connecting seat is fixed by screws on the Lever Blocks, and sliding rail, the connecting seat are provided on the crossbeam
It is equipped with the dovetail groove coordinated with the sliding rail.
The setting of connecting seat and sliding rail makes Lever Blocks conveniently moving and Lever Blocks is connected firmly with crossbeam, improves
The stability of hoisting machine in use.
A kind of optional scheme, the sliding rail are an integral structure with the crossbeam, also, the sliding rail is far from the cross
The width of the side of beam is more than the width for the side that the sliding rail is contacted with the crossbeam.
This solution simplifies the structures of connecting seat and crossbeam, reduce the use cost of hoisting machine.
Compared with prior art, a kind of load ratio bridging switch hoisting machine provided by the utility model, has the following advantages that：
1, hoisting machine is directly anchored on transformer, is used crane to lift by crane load ratio bridging switch compared with the existing technology, is hung
The space occupied of installing is smaller, and hoisting machine has good universal performance, also, hoisting machine is not easy to collide with circuit, there is load
Tap switch is easy to maintain.
2, the Lever Blocks position on hoisting machine crossbeam is easy to adjust, can be effectively prevented from load ratio bridging switch and exist
It is collided with associated components in hoisting process, avoids load ratio bridging switch and damaged due to collision, load ratio bridging switch maintenance side
Just.
3, the setting of latch segment and lock-screw makes crossbeam be locked relative to the position of column convenient, also, crossbeam knot
Structure is simple, easy to process, reduces the use cost of hoisting machine.
Description of the drawings
Attached drawing 1 is a kind of schematic diagram of load ratio bridging switch hoisting machine of the utility model；
Attached drawing 2 is enlarged drawing at A in attached drawing 1.
Specific implementation mode
Below in conjunction with the accompanying drawings, a kind of load ratio bridging switch hoisting machine of the utility model is described further.Following reality
It applies example to be only used for helping skilled in the art to understand the utility model, is not limitations of the present invention.
A kind of load ratio bridging switch hoisting machine, is mainly used for the load ratio bridging switch of transformer by hanging out dimension in fuel tank
Shield is installed alternatively, load ratio bridging switch is hung in fuel tank after the completion of safeguarding；
As shown in Figure 1, the hoisting machine includes pedestal 1, mounting hole is evenly equipped on the pedestal 1, pedestal 1 is mounted on transformer
Bearing structure on, on ring flange, pedestal 1 is securely fixed on transformer, pedestal 1 can be bolted on
On transformer, in favor of the assembly or dismounting of pedestal 1, pedestal 1 should be reliably connected with transformer, be existed with improving load ratio bridging switch
Stability in hoisting process；
As shown in Figure 1, being provided with column 2 on the pedestal 1, the fixation of vertical columns 2 is provided on the pedestal 1
Set 5, fixing sleeve 5 is an integral structure with the pedestal 1, and fixing sleeve 5 is mainly used for column 2 and is fixed, and the column 2 is inserted
It is connected in the fixing sleeve 5, fixing sleeve 5 and column 2 are easy to assembly, and hoisting machine is convenient for assembly, the fixing sleeve 5 and the pedestal
Welding is improved the floor 6 of fixing sleeve 5 and 1 bonding strength of pedestal between 1, and floor 6 is mainly used for improving the intensity of fixing sleeve 5,
To avoid when lifting tap switch fixing sleeve 5 damage, being additionally provided on the fixing sleeve 5 prevents column 2 relative to fixing sleeve 5
The pin hole coordinated with the positioning pin 7, positioning pin 7 are offered on the positioning pin 7 of rotation, the fixing sleeve 5 and the column 2
It is plugged in pin hole, realizes the positioning of column 2；
As shown in Figure 1, being provided with crossbeam 3 on the column 2, the crossbeam 3 is rotatably connected on the column 2, institute
It states crossbeam 3 to be sheathed on the column 2, the pilot hole coordinated with the column 2 is provided on the crossbeam 3, in the column 2
The limiting plate 8 of upper restricted 3 position of the crossbeam of setting, limiting plate 8 are welded on the column 2, and the limiting plate 8 is located at institute
It states between crossbeam 3 and the pedestal 1, support plate 9, the support plate 9 is provided between the limiting plate 8 and the column 2
Between the limiting plate 8 and the pedestal 1, and support plate 9 is welded between limiting plate 8 and column 2, is actually being lifted with
When on-load shunting switch, crossbeam 3 should can easily around the axis of column 2 rotate so that load ratio bridging switch can easily from
It hangs out in fuel tank and is positioned on ground or inspection platform after one angle of movement of column 2, be conducive to load ratio bridging switch
Maintenance；
As shown in Figure 1 and Figure 2, be provided with the latch segment crossbeam 3 being locked on the column 2 on the crossbeam 3
10, the groove 11 for accommodating the latch segment 10, the groove 11 and the pilot hole phase are provided on the side wall of the pilot hole
It is logical, the guide rod 12 being oriented to latch segment 10 is additionally provided on the latch segment 10, guide rod 12 is integral type with latch segment 10
Structure is provided with the pilot hole coordinated with the guide rod 12 on the crossbeam 3, and promotion locking is arranged on the guide rod 12
Spring 13 of the block 10 far from the column 2 is additionally provided with the lock that the latch segment 10 is pushed to the column 2 on the crossbeam 3
Tight screw 14, is provided with the locking screw holes coordinated with the lock-screw 14 on the crossbeam 3, the locking screw holes with it is described recessed
Slot 11 communicates；
As shown in Figure 1 and Figure 2, the guide rod 12 extends to the direction far from the column 2 and protrudes the crossbeam 3,
The spring 13 is sheathed on guide rod 12 and protrudes on the part of the crossbeam 3, and limited spring 13 is provided on the guide rod 12
The block 15 of position, block 15 are threadedly secured on the guide rod 12, and one end of the spring 13 is contradicted in the gear
On block 15, the other end of the spring 13 contradicts on the crossbeam 3, and the setting of spring 13 is mainly used for unclamping lock-screw
When 14, latch segment 10 is made to leave column 2, realizes that crossbeam 3 is rotated around the axis of column 2；
As shown in Figure 1 and Figure 2, it is provided on the lock-screw 14 convenient for rotating the handle 16 of the lock-screw 14, institute
It states handle 16 to be welded on the lock-screw 14, rubber sleeve is arranged on the handle 16, increasing is provided on the rubber sleeve
The decorative pattern of the big rubber sleeve friction coefficient, rubber sleeve can also be bonded on handle 16, to improve rubber sleeve and handle 16
Bonding strength；
As shown in Figure 1, slidably connecting Lever Blocks 4 on the crossbeam 3, Lever Blocks 4 is one kind in the prior art
Lifting equipment is used widely in the prior art, herein not reinflated narration, and the crossbeam 3 is parallel with horizontal plane, described
Lever Blocks 4 is arranged by connecting seat 17 on the crossbeam 3, and the connecting seat 17 is fixed by screws in the Lever Blocks
On 4, sliding rail 18 is provided on the crossbeam 3, the connecting seat 17 is equipped with the dovetail groove coordinated with the sliding rail 18, the cunning
Rail 18 is an integral structure with the crossbeam 3, also, the width of side of the sliding rail 18 far from the crossbeam 3 is more than described
The width for the side that sliding rail 18 is contacted with the crossbeam 3.The program allows lever hoist easily to be moved along the sliding rail 18
It is dynamic, optimize the performance of hoisting machine.
Crossbeam 3 can also have certain angle with horizontal plane, when crossbeam 3 has angle with horizontal plane, in connecting seat
Screw should be set on 17, connecting seat 17 is locked on sliding rail 18, be conducive to the lifting of load ratio bridging switch.
The section Example of the utility model is described in detail above in association with attached drawing.Those skilled in the art read
After this specification, it is based on the technical solution of the utility model, can be modified to above-described embodiment, these modifications still fall within this
The protection domain of utility model.
Claims (5)
1. a kind of load ratio bridging switch hoisting machine, including pedestal (1), are provided with column (2), described on the pedestal (1)
It is provided with crossbeam (3) on column (2), Lever Blocks (4), crossbeam (3) rotation connection are slidably connected on the crossbeam (3)
On the column (2), it is characterised in that：It is evenly equipped with mounting hole on the pedestal (1), is provided on the pedestal (1) solid
Determine the fixing sleeve (5) of column (2), the column (2) is plugged in the fixing sleeve (5), the fixing sleeve (5) and the pedestal
(1) welding is improved the floor (6) of fixing sleeve (5) and pedestal (1) bonding strength between, is additionally provided on the fixing sleeve (5)
It is opened up on the positioning pin (7) for preventing column (2) from being rotated relative to fixing sleeve (5), the fixing sleeve (5) and the column (2)
There is the pin hole coordinated with the positioning pin (7)；The crossbeam (3) is sheathed on the column (2), is arranged on the crossbeam (3)
There is the pilot hole coordinated with the column (2), the limiting plate of the restricted crossbeam (3) position is set on the column (2)
(8), the limiting plate (8) is between the crossbeam (3) and the pedestal (1), the limiting plate (8) and the column (2)
Between be provided with support plate (9), the support plate (9) is between the limiting plate (8) and the pedestal (1), the crossbeam
(3) it is provided with the latch segment (10) being locked at the crossbeam (3) on the column (2) on, is set on the side wall of the pilot hole
It is equipped with the groove (11) for accommodating the latch segment (10), the groove (11) communicates with the pilot hole, the latch segment (10)
On be additionally provided with the guide rod (12) being oriented to latch segment (10), be provided on the crossbeam (3) and match with the guide rod (12)
The pilot hole of conjunction is arranged with the spring (13) for pushing latch segment (10) far from the column (2) on the guide rod (12), described
The lock-screw (14) that the latch segment (10) is pushed to the column (2) is additionally provided on crossbeam (3), on the crossbeam (3)
The locking screw holes coordinated with the lock-screw (14) are provided with, the locking screw holes are communicated with the groove (11).
2. a kind of load ratio bridging switch hoisting machine according to claim 1, it is characterised in that：The guide rod (12) is to remote
Direction from the column (2) extends and protrudes the crossbeam (3), and the spring (13) is sheathed on guide rod (12) protrusion institute
On the part for stating crossbeam (3), the block (15) of limited spring (13) position, the spring are provided on the guide rod (12)
(13) one end contradicts on the block (15), and the other end of the spring (13) contradicts on the crossbeam (3).
3. a kind of load ratio bridging switch hoisting machine according to claim 1, it is characterised in that：On the lock-screw (14)
It is provided with convenient for rotating the handle (16) of the lock-screw (14), the handle (16) is welded on the lock-screw (14)
On, it is arranged rubber sleeve on the handle (16), the decorative pattern for increasing the rubber sleeve friction coefficient is provided on the rubber sleeve.
4. a kind of load ratio bridging switch hoisting machine according to claim 1, it is characterised in that：The crossbeam (3) and level
Face is parallel, and the Lever Blocks (4) is arranged by connecting seat (17) on the crossbeam (3), and the connecting seat (17) passes through spiral shell
Nail is fixed on the Lever Blocks (4), is provided with sliding rail (18) on the crossbeam (3), the connecting seat (17) be equipped with
The dovetail groove of sliding rail (18) cooperation.
5. a kind of load ratio bridging switch hoisting machine according to claim 4, it is characterised in that：The sliding rail (18) with it is described
Crossbeam (3) is an integral structure, also, the width of side of the sliding rail (18) far from the crossbeam (3) is more than the sliding rail
(18) width of the side contacted with the crossbeam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820142520.XU CN207748751U (en) | 2018-01-26 | 2018-01-26 | A kind of load ratio bridging switch hoisting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820142520.XU CN207748751U (en) | 2018-01-26 | 2018-01-26 | A kind of load ratio bridging switch hoisting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207748751U true CN207748751U (en) | 2018-08-21 |
Family
ID=63154370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820142520.XU Expired - Fee Related CN207748751U (en) | 2018-01-26 | 2018-01-26 | A kind of load ratio bridging switch hoisting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207748751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108217455A (en) * | 2018-01-26 | 2018-06-29 | 国家电网公司 | A kind of load ratio bridging switch hoisting machine |
-
2018
- 2018-01-26 CN CN201820142520.XU patent/CN207748751U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108217455A (en) * | 2018-01-26 | 2018-06-29 | 国家电网公司 | A kind of load ratio bridging switch hoisting machine |
| CN108217455B (en) * | 2018-01-26 | 2024-04-09 | 国家电网公司 | On-load tap-changer hoisting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20200126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |