CN111348588A - Automatic supporting table for replacing current transformer - Google Patents
Automatic supporting table for replacing current transformer Download PDFInfo
- Publication number
- CN111348588A CN111348588A CN202010115106.1A CN202010115106A CN111348588A CN 111348588 A CN111348588 A CN 111348588A CN 202010115106 A CN202010115106 A CN 202010115106A CN 111348588 A CN111348588 A CN 111348588A
- Authority
- CN
- China
- Prior art keywords
- current transformer
- platform
- replacing
- connecting rods
- instrument
- 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
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Classifications
-
- 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
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
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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
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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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
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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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
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses an automatic supporting table for replacing a current transformer, which belongs to the field of power maintenance equipment and solves the problems of inconvenience, time consumption and labor consumption when the current transformer is replaced.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of power maintenance equipment, in particular to an automatic supporting table for replacing a current transformer.
[ background of the invention ]
In the prior art, the current in the lines of power generation, power transformation, power transmission, power distribution and power utilization is very different from several amperes to several tens of thousands of amperes, and the current transformer plays the roles of converting and electrically isolating the current in order to convert the current into more uniform current for measurement, protection and control; when the current transformer of the switch cabinet is replaced, a plurality of persons are required to perform the replacement cooperatively, and a special person supports the current transformer, so that time and labor are wasted, the current transformer is easy to break due to improper operation, and workers are injured by crashing; and, the cubical switchboard current transformer size shape of different producers is different, and the mounting means is also diversified, does not have the special current transformer change instrument that is fit for a plurality of producers, brings very big inconvenience for maintenance work, needs multiple instrument and manpower to support during the operation, and whole process is more complicated, and the spent time is longer.
[ summary of the invention ]
The invention aims to solve the technical problem of overcoming the defects of the prior art, provides an automatic supporting table for replacing a current transformer and solves the problems of inconvenience, time waste and labor waste when the current transformer is replaced.
In order to solve the technical problems, the invention adopts the following technical scheme:
an automatic supporting platform for replacing a current transformer comprises a movable base, a lifting assembly and a supporting platform, wherein the lifting assembly is arranged on the movable base, the supporting platform is hinged to the lifting assembly, the supporting platform comprises a tool placing table and a fixing table, the fixing table is arranged on the tool placing table, a plurality of threaded holes with the same specification are uniformly distributed in the fixing table, the threaded holes are used for installing and fixing supporting tools of different types of current transformers, the tool placing table is located on the fixing table, the two sides of the fixing table are downwards sunken to form placing grooves for placing tools, and a drawer for placing tools is installed in the tool placing table in a sliding mode.
The multiple supporting tools can deal with current transformers of different sizes and categories, and the multiple threaded holes can be used for mounting the supporting tools of multiple specifications so as to facilitate replacement operation of the current transformers;
when the current transformer in the switch cabinet is replaced, the type of the current transformer to be disassembled is determined, then a supporting tool matched with the current transformer is selected, the supporting tool is fixed on the fixed table through the connection of the bolts and the threaded holes, the lifting of the supporting platform can be controlled through the lifting assembly, the supporting platform is contacted with the current transformer, the disassembled current transformer can be fixed on the supporting tool, and the disassembly of the current transformer is completed;
when the current transformer is installed on the fixing tool, the current transformer can ascend to a current transformer installation station of a switch cabinet along with the lifting assembly to complete the replacement operation of the whole current transformer, and the manual support is not needed any more, so that the situation that personnel are injured by the current transformer cannot occur;
can temporarily place the instrument in the standing groove, perhaps dismantle the part down, avoid instrument or part landing to cause unnecessary troublesome, can place the multiple instrument that uses when operating in the drawer, do not difficultly carry multiple instrument, remove the base and can realize automatic rising platform moving as a whole, convenient operation uses manpower sparingly, time.
Furthermore, a through groove penetrating through end faces of two sides of the tool placing table is formed in the tool placing table, and the drawer is slidably mounted in the through groove. The drawer can be drawn out from the two sides of the tool placing table so as to deal with the situation when the tool placing table is at different positions, and the operation is convenient.
Furthermore, the upper end face of the tool placing table is provided with a plurality of jacks extending to the bottom wall of the through groove, and pins for positioning the drawer are slidably mounted in the jacks. The bolt can block the drawer to prevent the drawer from sliding out of the through groove, or prevent the drawer from sliding out of the opening on the other side of the sliding groove in the operation process.
Further, the lifting assembly comprises a plurality of mutually hinged connecting rods and two sliding grooves formed in the movable base, the end portions of the two connecting rods in the plurality of connecting rods are respectively connected in the two sliding grooves in a sliding mode, and the supporting platform is hinged to the four connecting rods above the middle of the plurality of connecting rods. The connecting rods hinged to each other can move synchronously to realize the stable lifting of the supporting platform, and the connecting rods connected with the sliding grooves in a sliding mode can slide while rotating, so that the lifting of the supporting platform is controlled under the condition that the connecting rods are hinged to each other.
Furthermore, the lifting assembly further comprises a cross rod arranged between the two connecting rods and an oil cylinder connected with the movable base in a sliding mode, and the oil cylinder is hinged to the cross rod. The oil cylinder pushes the cross rod to push the connecting rods connected with the cross rod to move, so that the movement of the connecting rods and the lifting of the supporting platform are controlled.
Furthermore, a control assembly which is used for driving the oil cylinder and is provided with a power supply is arranged at the bottom of the movable base. The control assembly is provided with a power supply, so that the automatic lifting platform can work in an area far away from the plug, and can be applied to various scenes.
Further, the end of the movable base is provided with a handle for pushing the automatic lifting platform, the bottom of the movable base is provided with universal wheels, and the bottom of the handle is rotatably connected with a lock catch for locking the universal wheels. The automatic lifting platform can be pushed through the handle, the position and the moving direction of the automatic lifting platform can be changed at will through the universal wheels, the universal wheels can be locked through the lock catches, the automatic lifting platform is prevented from moving, and the automatic lifting platform can be kept stable in the operation process.
Further, the distance L between the handle and the tool placing table is 6-10 cm. Enough operating space is left between the handle and the tool placing table, so that the handle can be prevented from being touched with the tool placing table when being held, and fingers can be prevented from being injured.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural diagram of an automatic lifting platform according to an embodiment of the present invention;
FIG. 2 is a top view of a support platform according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a support platform according to an embodiment of the present invention.
Reference numerals:
a movable base 100, a handle 110, a universal wheel 120 and a control console 130;
the lifting assembly 200, the connecting rod 210, the chute 220, the cross bar 230 and the oil cylinder 240;
the tool holder comprises a supporting platform 300, a tool placing table 310, a fixing table 320, a threaded hole 330, a placing groove 340, a drawer 350, a through groove 360, a jack 370 and a latch 380.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 to 3, the present invention provides an automatic supporting platform for replacing a current transformer, which solves the problems of inconvenience, time consumption and labor consumption when replacing the current transformer, the automatic lifting platform comprises a moving base 100, a lifting assembly 200 arranged on the moving base 100, and a supporting platform 300 hinged to the lifting assembly 200, wherein the supporting platform 300 comprises a tool placing platform 310 and a fixing platform 320 arranged on the tool placing platform 310, a plurality of threaded holes 330 with the same specification are uniformly distributed on the fixing platform 320, the threaded holes 330 are used for installing and fixing supporting tools of different types of current transformers, a placing groove 340 for placing tools is formed by downwards recessing two sides of the fixing platform 320 on the tool placing platform 310, and a drawer 350 for placing tools is slidably installed in the tool placing platform 310.
The multiple supporting tools can deal with current transformers of different sizes and categories, and the multiple threaded holes 330 can be used for mounting the supporting tools of multiple specifications so as to facilitate replacement operation of the current transformers;
when the current transformer in the switch cabinet is replaced, the type of the current transformer to be detached is determined, then a supporting tool matched with the current transformer is selected, the supporting tool is fixed on the fixing table 320 through the connection of the bolts and the threaded holes 330, the lifting assembly 200 can control the lifting of the supporting platform 300, and after the supporting platform is contacted with the current transformer, the detached current transformer can be fixed on the supporting tool to complete the detachment of the current transformer;
when the current transformer is installed on the fixing tool, the current transformer can ascend to a current transformer installation station of a switch cabinet along with the lifting assembly 200 to complete the replacement operation of the whole current transformer, and the manual support is not needed any more, so that the situation that personnel are injured by the current transformer cannot occur;
can temporarily place the instrument in the standing groove 340, or the part (such as screw etc.) under the dismantlement, avoid instrument or part landing to cause unnecessary trouble, can place the multiple instrument that uses when operating in the drawer 350, do not difficultly carry multiple instrument, remove base 100 and can realize automatic rising platform moving as a whole, convenient operation uses manpower sparingly, time.
Referring to fig. 3, in the process of replacing the current transformer, because different electric cabinets are placed at different positions, and the positions during replacement are also different, the tool placing table 310 can be operated on one side of the tool placing table, and when only one drawer 350 is in the switching direction, if the other side at the outlet of the drawer 350 is operated, the maintenance tool can be taken and placed, therefore, a through groove 360 penetrating through end faces on two sides of the tool placing table 310 is arranged in the tool placing table 310, the drawer 350 is slidably mounted in the through groove 360, and the drawer 350 can slide out from two openings of the through groove 360, so that the tool can be taken and placed conveniently, the operation is convenient, and handles (not marked in the drawing) are arranged at two ends of the drawer 350, and the drawer can be pulled out conveniently.
In order to prevent the drawer 350 from sliding out of the through slot 360 when the tool is not required to be taken out and put in, the upper end surface of the tool placing table 310 is provided with a plurality of insertion holes 370 extending to the bottom wall of the through slot 360, a latch 380 for positioning the drawer 350 is slidably installed in the insertion holes 370, the latch 380 can block the drawer 350 to prevent the drawer 350 from sliding out of the through slot 360, or the drawer 350 can be prevented from sliding out of an opening at the other side of the sliding slot 220 in the operation process, when the drawer 350 needs to be taken out, the latch 380 can be pulled out, the drawer 350 can be taken out again, and the taken-off latch 380 can be placed in the placing slot 340.
Referring to fig. 1, the lifting assembly 200 includes eight connecting rods 210 hinged to each other, and two sliding grooves 220 disposed on the moving base 100, wherein the ends of two connecting rods 210 of the four connecting rods 210 at the bottom are respectively slidably connected in the two sliding grooves 220, the supporting platform 300 is hinged to the four connecting rods 210 above, the connecting rods 210 hinged to each other can move synchronously to realize the smooth lifting of the supporting platform 300, and the connecting rods 210 slidably connected to the sliding grooves 220 can slide while rotating, so that the plurality of connecting rods 210 control the lifting of the supporting platform 300 under the condition that they are hinged to each other.
A cross bar 230 is connected between the two connecting rods 210 installed in the sliding groove 220, an oil cylinder 240 is connected to the movable base 100 in a sliding manner, the oil cylinder 240 is hinged to the cross bar 230, and the oil cylinder 240 pushes the cross bar 230 to push the connecting rods 210 connected to the cross bar 230 to move, so that the movement of the connecting rods 210 and the lifting of the supporting platform 300 are controlled.
In addition, the bottom of the movable base 100 is provided with a control assembly (not shown) for driving the oil cylinder 240 and having a power supply, the control assembly has the power supply, the automatic lifting platform can be operated in an area far away from a plug, the control assembly can be applied to various scenes, the control assembly can be controlled through a remote controller to remotely control the oil cylinder 240, and when the current transformer is detached, the height of the supporting platform 300 can be conveniently changed, the operation difficulty is reduced, the working efficiency is increased, and the manpower is saved.
Referring to fig. 1, the end of the movable base 100 is further provided with a handle 110 for pushing the automatic lifting table, the bottom of the movable base 100 is provided with a universal wheel 120, the bottom of the handle 110 is rotatably connected with a lock catch (not shown in the figures, and the specific structure can refer to a general lock catch of the universal wheel 120) for locking the universal wheel 120, the handle 110 can push the automatic lifting table, the position and the moving direction of the automatic lifting table can be changed at will through the universal wheel 120, the lock catch can lock the universal wheel 120, the automatic lifting table is prevented from moving, and the automatic lifting table can be kept stable in the operation process.
The handle 110 is further provided with a control console 130, the control console 130 is provided with buttons, the control console 130 can control the lifting of the supporting platform 300 so as to deal with the situation that a remote controller is not carried or fails, and the control console 130 is positioned on the handle 110, so that when the supporting platform 300 works on different sides, the control console 130 can be quickly touched to adjust the height of the supporting platform 300.
A certain distance is formed between the handle 110 and the tool placing table 310, the distance L is 6-10 cm, and after a certain gap is left, a sufficient operating space is formed between the handle 110 and the tool placing table 310, so that the handle 110 can be prevented from touching the tool placing table 310 when being held, and fingers can be prevented from being injured.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (8)
1. An automatic supporting bench for changing current transformer, its characterized in that: including removing the base, setting up lifting unit on removing the base, with lifting unit articulated supporting platform, supporting platform includes that the instrument places the platform and sets up the bench is placed to the instrument fixed station on the platform, the same screw hole of a plurality of specifications of evenly distributed on the fixed station, a plurality of screw holes are used for the supporting tool of installation fixed different grade type current transformer, the instrument is placed and is located on the platform the fixed station both sides undercut forms the standing groove that is used for placing the instrument, slidable mounting is used for placing the drawer of instrument in the instrument is placed the platform.
2. An automated support table for replacing a current transformer as claimed in claim 1, wherein: a through groove penetrating through the end faces of two sides of the tool placing table is formed in the tool placing table, and the drawer is slidably mounted in the through groove.
3. An automated support table for replacing a current transformer as claimed in claim 2, wherein: the tool placing table is characterized in that the upper end face of the tool placing table is provided with a plurality of jacks extending to the bottom wall of the through groove, and pins for positioning the drawer are slidably mounted in the jacks.
4. An automated support table for replacing a current transformer as claimed in claim 1, wherein: the lifting assembly comprises a plurality of mutually hinged connecting rods and two sliding grooves formed in the movable base, the end portions of two connecting rods in the plurality of connecting rods are respectively connected in the two sliding grooves in a sliding mode, and the supporting platform is hinged to the four connecting rods above the middle portions of the plurality of connecting rods.
5. An automated support table for replacing a current transformer as claimed in claim 4, wherein: the lifting assembly further comprises a cross rod arranged between the two connecting rods and an oil cylinder connected with the movable base in a sliding mode, and the oil cylinder is hinged to the cross rod.
6. An automated support table for replacing a current transformer as claimed in claim 5, wherein: and a control assembly used for driving the oil cylinder and provided with a power supply is arranged at the bottom of the movable base.
7. An automated support table for replacing a current transformer as claimed in any one of claims 1 to 6, wherein: the automatic lifting platform is characterized in that a handle used for pushing the automatic lifting platform is arranged at the end of the movable base, universal wheels are arranged at the bottom of the movable base, and a lock catch used for clamping the universal wheels is rotatably connected to the bottom of the handle.
8. An automated support table for replacing a current transformer as claimed in claim 7, wherein: the distance L between the handle and the tool placing table is 6-10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010115106.1A CN111348588A (en) | 2020-02-25 | 2020-02-25 | Automatic supporting table for replacing current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010115106.1A CN111348588A (en) | 2020-02-25 | 2020-02-25 | Automatic supporting table for replacing current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111348588A true CN111348588A (en) | 2020-06-30 |
Family
ID=71190565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010115106.1A Pending CN111348588A (en) | 2020-02-25 | 2020-02-25 | Automatic supporting table for replacing current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111348588A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202384675U (en) * | 2011-12-23 | 2012-08-15 | 义乌市八方电力设备制造有限公司 | Assembling tool for current transformer |
| CN103368090A (en) * | 2013-07-12 | 2013-10-23 | 国家电网公司 | Replacement maintaining platform for knife switch mechanism |
| CN204230719U (en) * | 2014-12-11 | 2015-03-25 | 国家电网公司 | Current transformer in switch cabinet dismounting servicing unit |
| CN207710207U (en) * | 2017-11-03 | 2018-08-10 | 江西洪都航空工业集团有限责任公司 | A kind of auxiliary assembly vehicle |
| CN209396843U (en) * | 2019-01-03 | 2019-09-17 | 广东电网有限责任公司 | Portable supporting device |
-
2020
- 2020-02-25 CN CN202010115106.1A patent/CN111348588A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202384675U (en) * | 2011-12-23 | 2012-08-15 | 义乌市八方电力设备制造有限公司 | Assembling tool for current transformer |
| CN103368090A (en) * | 2013-07-12 | 2013-10-23 | 国家电网公司 | Replacement maintaining platform for knife switch mechanism |
| CN204230719U (en) * | 2014-12-11 | 2015-03-25 | 国家电网公司 | Current transformer in switch cabinet dismounting servicing unit |
| CN207710207U (en) * | 2017-11-03 | 2018-08-10 | 江西洪都航空工业集团有限责任公司 | A kind of auxiliary assembly vehicle |
| CN209396843U (en) * | 2019-01-03 | 2019-09-17 | 广东电网有限责任公司 | Portable supporting device |
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Application publication date: 20200630 |