CN220672425U - Isolation base of air switch - Google Patents
Isolation base of air switch Download PDFInfo
- Publication number
- CN220672425U CN220672425U CN202322306443.0U CN202322306443U CN220672425U CN 220672425 U CN220672425 U CN 220672425U CN 202322306443 U CN202322306443 U CN 202322306443U CN 220672425 U CN220672425 U CN 220672425U
- Authority
- CN
- China
- Prior art keywords
- air switch
- base
- wire
- wire inlet
- isolating
- 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.)
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Links
- 238000002955 isolation Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims 1
- 239000004020 conductor Substances 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses an isolation base of an air switch, which comprises a base, wherein a mounting guide rail capable of being connected with the air switch is arranged on the base, and an isolation structure capable of enabling the air switch to be electrified or powered off is arranged on the base. The utility model effectively solves the common problem that the conductor at the wire inlet end is required to be electrically untwisted when the maintenance air switch is replaced, and the wire inlet end conductor is not required to be electrically dismantled, and only the isolation structure is required to be operated, so that the installation of operation maintenance personnel is ensured, and the safety is higher. The technical scheme can be applied to low-voltage power engineering such as civil buildings, factories and substations, and the matched air switch can greatly improve the personal safety of electric maintenance personnel, has strong applicability and is beneficial to popularization, thereby greatly improving economic benefit, environmental benefit and social benefit.
Description
Technical Field
The utility model relates to the field of power supply and distribution equipment, in particular to an isolation base of an air switch.
Background
At present, a large amount of air switches are adopted as important equipment of a segmented loop in a low-voltage power supply and distribution system in China, and an electric practitioner generally needs to unlock a wire at a wire inlet end in an electrified state when the air switches are overhauled and replaced, and overhauling or replacing the air switches is performed after the naked conductors at the wire inlet ends of phase wires and N wires are simply wrapped and insulated.
Because the voltage of the incoming line end is 380V/220V, the voltage exceeds the safety voltage of a human body, and in reality, more people cause electric shock casualties when the air switch is replaced.
Therefore, how to safely isolate the charged body when the low-pressure air is opened and replaced and reduce the risk of live working is one of the important points of the innovation.
Accordingly, further improvements are needed for existing power distribution equipment.
Disclosure of Invention
Aiming at the prior art, the utility model aims to realize the following technology: the scheme can safely isolate the electrified body, and prevent workers from directly contacting the electrified wire so as to realize maintenance or replacement of the air switch.
In order to achieve the above purpose, the present utility model adopts the following scheme:
the utility model provides an air switch's isolation base, includes the base be provided with the installation guide rail that can connect air switch on the base be provided with the isolation structure that can let air switch on or cut off the power supply on the base.
Further, the base of the utility model is made of insulating materials.
Further, the mounting guide rail is formed by mirror image arrangement of two L-shaped plate pieces, and the two L-shaped plate pieces extend in opposite directions.
Further, the mounting rail in the present utility model is slidably engaged with the air switch.
Further, the isolation structure comprises an isolation shell arranged on the upper side of the base, a wire inlet hole is formed in the top of the side of the isolation shell, copper pipes are embedded in the wire inlet hole, bolts capable of fixing wire rods are arranged on the side portions of the wire inlet hole, a wire outlet hole is formed in the lower side of the isolation shell, a conducting rod is movably arranged in the wire outlet hole, the upper end of the conducting rod is connected with an insulating hand push rod, a conducting elastic piece is arranged on the side portion of the wire outlet hole, and the conducting elastic piece is connected with the copper pipes in the wire inlet hole through wires.
Furthermore, the conducting rod, the conducting spring plate and the electric wire are all made of copper.
Further, the conducting rod in the utility model is axially limited in the wire outlet hole, and can be inserted into the wire inlet end of the air switch.
In summary, compared with the prior art, the utility model has the following beneficial effects:
the utility model effectively solves the common problem that the conductor at the wire inlet end is required to be electrically untwisted when the maintenance air switch is replaced, and the wire inlet end conductor is not required to be electrically dismantled, and only the isolation structure is required to be operated, so that the installation of operation maintenance personnel is ensured, and the safety is higher. The technical scheme can be applied to low-voltage power engineering such as civil buildings, factories and substations, and the matched air switch can greatly improve the personal safety of electric maintenance personnel, has strong applicability and is beneficial to popularization, thereby greatly improving economic benefit, environmental benefit and social benefit.
And the insulating material is adopted as the base of the air switch, the structure is simple, the processing and the manufacturing are easy, the components are connected by bolts, and the assembly type processing can be realized.
Drawings
Fig. 1 is a schematic front view of the present utility model.
Fig. 2 is an exploded schematic cross-sectional view of the conductive rod of the present utility model when extended.
Fig. 3 is an exploded schematic cross-sectional view of the utility model with the conductive rod retracted.
Detailed Description
The utility model is further described in the following description and detailed description with reference to the drawings:
an isolation base of an air switch as shown in fig. 1 to 3 comprises a base 1, wherein a mounting guide rail 2 capable of being connected with the air switch is arranged on the base 1, and an isolation structure 3 capable of enabling the air switch to be powered on or powered off is arranged on the base 1.
According to the technical scheme, the insulating material is adopted as the base of the air switch, the structure is simple, the processing and the manufacturing are easy, the components are connected through bolts, and the assembly type processing can be realized. The installation guide rail can be fastened on the base through bolts and is used for sliding the embedded air switch, and the air switch can be connected with the installation guide rail through the guide groove. The isolation structure can avoid direct live operation of workers, and can enable the workers to power off the air switch through operating the isolation structure, so that replacement or maintenance of the air switch is achieved.
In the utility model, the base 1 is made of insulating materials. The base material adopts ceramic material or insulating plastic, and the connection air switch can avoid the electricity run, or lets other metal parts of isolation structure feel the electricity, lets the workman can be safer when operating isolation structure.
In the utility model, the mounting guide rail 2 is formed by mirror image arrangement of two L-shaped plate pieces, and the two L-shaped plate pieces extend in opposite directions. The installation guide rail is used for connecting the air switch, and a guide groove consistent with the installation guide rail in shape is required to be arranged on the air switch, so that the guide groove can slide into the installation guide rail to realize sliding embedding.
The mounting guide rail 2 is in sliding engagement with the air switch. The air switch is very simple and convenient to assemble and disassemble by adopting the matching mode of sliding and embedding the guide rail and the guide groove.
The isolation structure 3 comprises an isolation shell 31 arranged on the upper side of a base 1, a wire inlet hole 32 is formed in the top of the side of the isolation shell 31, copper pipes are embedded in the wire inlet hole 32, bolts 33 capable of fixing wire inlet wires are arranged on the side parts of the wire inlet hole 32, a wire outlet hole 34 is formed in the lower side of the isolation shell 31, a conducting rod 36 is movably arranged in the wire outlet hole 34, the upper end of the conducting rod 36 is connected with an insulating hand push rod 37, a conducting elastic piece 38 is arranged on the side part of the wire outlet hole 34, and the conducting elastic piece 38 is connected with the copper pipes in the wire inlet hole 32 through wires 39. The isolation structure can lead workers not to be required to be electrified to unlock the lead-in end conductor of the air switch, and the air switch can be powered off without being electrified to disassemble the lead-in end conductor, so that the air switch is convenient to replace or maintain subsequently. The specific operation flow is that when the air switch is in a normal use state, the conducting function is completed by utilizing the conducting rod to connect the inlet wire end of the air switch, the conducting rod is connected with the conducting elastic sheet, the conducting elastic sheet is connected with the copper pipe of the inlet wire hole through the electric wire, and the copper pipe is connected with the inlet wire, so that the electric conduction is realized. When the air switch is overhauled or replaced, only the insulating hand push rod is required to be operated, the insulating hand push rod drives the conducting rod to move in the direction of separating from the inlet wire end of the air switch, separation of the conducting rod and the air switch is completed, the charged conducting rod is fully retracted into the isolation shell, the inlet wire conductor is not required to be removed in a charged mode, and installation of operation overhaulers is guaranteed.
The materials of the conductive rod 36, the conductive spring piece 38 and the electric wire 39 are all copper. The conducting parts are all fixed static conductors, the fault rate is low, the reliability is extremely high, and the air switch is suitable for being used in the matched domestic low-voltage electrical engineering.
In the utility model, the conducting rod 36 is axially limited in the wire outlet hole 34, and the conducting rod 36 can be inserted into the inlet end of the air switch. The plug-in is in a normal use state of power on, and the plug-out is in a power-off state.
While there has been shown and described what is at present considered to be the fundamental principles and the main features of the utility model and the advantages thereof, it will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An isolation base of an air switch, which is characterized in that: the air switch comprises a base (1), wherein an installation guide rail (2) capable of being connected with the air switch is arranged on the base (1), and an isolation structure (3) capable of enabling the air switch to be electrified or powered off is arranged on the base (1).
2. An isolating base for an air switch according to claim 1, characterized in that said base (1) is made of an insulating material.
3. An air switch isolator mount according to claim 2, wherein said mounting rail (2) is formed as mirror images of two L-shaped plates extending in opposite directions.
4. A spacer base for an air switch according to claim 3, characterized in that the mounting rail (2) is in sliding engagement with the air switch.
5. An isolating base for an air switch according to any one of claims 1-4, characterized in that the isolating structure (3) comprises an isolating shell (31) arranged on the upper side of the base (1), a wire inlet hole (32) is arranged at the top of the isolating shell (31), copper pipes are embedded in the wire inlet hole (32), bolts (33) capable of fixing wire inlet wires are arranged at the sides of the wire inlet hole (32), a wire outlet hole (34) is arranged on the lower side of the isolating shell (31), a conductive rod (36) is movably arranged in the wire outlet hole (34), an insulating hand push rod (37) is connected to the upper end of the conductive rod (36), a conductive spring piece (38) is arranged at the sides of the wire outlet hole (34), and the conductive spring piece (38) is connected with the copper pipes in the wire inlet hole (32) through wires (39).
6. The isolating base of an air switch as defined in claim 5, wherein said conductive rod (36), said conductive spring (38), and said wire (39) are all copper.
7. An air switch isolator mount as claimed in claim 6, wherein the conductive rod (36) is axially restrained within the outlet opening (34), the conductive rod (36) being insertable into the air switch inlet end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306443.0U CN220672425U (en) | 2023-08-25 | 2023-08-25 | Isolation base of air switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306443.0U CN220672425U (en) | 2023-08-25 | 2023-08-25 | Isolation base of air switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672425U true CN220672425U (en) | 2024-03-26 |
Family
ID=90341047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322306443.0U Active CN220672425U (en) | 2023-08-25 | 2023-08-25 | Isolation base of air switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672425U (en) |
-
2023
- 2023-08-25 CN CN202322306443.0U patent/CN220672425U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |