CN213277924U - Aerify cabinet load switch operating device that airtight degree is high - Google Patents
Aerify cabinet load switch operating device that airtight degree is high Download PDFInfo
- Publication number
- CN213277924U CN213277924U CN202020618058.3U CN202020618058U CN213277924U CN 213277924 U CN213277924 U CN 213277924U CN 202020618058 U CN202020618058 U CN 202020618058U CN 213277924 U CN213277924 U CN 213277924U
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- box body
- switching
- switch
- load switch
- isolation
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a load switch operating mechanism of an inflatable cabinet with high sealing degree, which comprises a box body cover; the box body is formed by hermetically welding a bottom plate and peripheral side plates, a step hole is formed in the bottom of the box body, a switch is inserted into the step hole, a sealing ring is arranged on the switch, the switch and the step hole are sealed through the sealing ring, a silica gel layer is coated on the superposed surface of the box body and the box body cover, and the box body cover are connected through screws; the isolation mechanism and a secondary electric wire on the isolation mechanism are fixed on the box body, the secondary electric wire of the isolation mechanism is connected with an aerial plug, a sealing gasket is arranged between the aerial plug and the box body, and the aerial plug is connected with a box body screw; this aerify cabinet load switch operating device that airtight degree is high processing technology is simple, assembly is orderly good, and is simple with the switch cooperation installation, and operating performance is good, and safe and reliable prevents that maloperation adds interlock, can effectual promotion security, and the airtight degree of mechanism in the box is high.
Description
Technical Field
The utility model relates to an aerify cabinet load switch operating device that airtight degree is high.
Background
The inflatable cabinet has the characteristics of compact structure, flexible operation, reliable interlocking and the like, and can provide satisfactory technical schemes for various application occasions and different user requirements. The adoption of sensing technology and the latest protective relay, together with advanced technical performance and a light and flexible assembly scheme, can completely meet different requirements of users. The inflatable cabinet is suitable for small-sized secondary substations, switching stations, box-type substations, residential districts, industrial and mining enterprises and large markets of power systems, and is particularly suitable for occasions with higher requirements on electricity consumption, such as airports, subways, railways and the like.
The protection effect of the gas-filled cabinet is one of the important technical points, and those skilled in the art hope to develop a load switch operating mechanism of the gas-filled cabinet with excellent protection effect.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an airtight degree high aerify cabinet load switch operating device, the airtight degree of mechanism in the box is high.
In order to solve the above problem, the utility model adopts the following technical scheme:
a high-tightness inflating cabinet load switch operating mechanism comprises a box body cover; the box body is formed by hermetically welding a bottom plate and peripheral side plates, a step hole is formed in the bottom of the box body, a switch is inserted into the step hole, a sealing ring is arranged on the switch, the switch and the step hole are sealed through the sealing ring, a silica gel layer is coated on the superposed surface of the box body and the box body cover, and the box body cover are connected through screws;
the isolation mechanism and the secondary electric wire on the isolation mechanism are fixed on the box body, the secondary electric wire of the isolation mechanism is connected with the aviation plug, a sealing gasket is arranged between the aviation plug and the box body, and the aviation plug is in screw connection with the box body.
Preferably, the isolation mechanism is connected with a forced interlock for preventing misoperation, and the forced interlock comprises a first locking plate, a second locking plate, an elastic pin, a main shaft cam, an isolation shaft cam and an indication baffle;
preferably, the working method of the isolation mechanism comprises the following steps:
1) the opening state: when the isolation switch-on is operated, the indicating baffle rotates clockwise to finally block the grounding operating shaft, so that the grounding operation can be prevented after the isolation switch-on; when the grounding switch-on is operated, the indicating plate rotates anticlockwise to finally block the isolation operating shaft, so that the isolation can be operated after the grounding switch-on is prevented;
2) under the switching-off state of the isolation mechanism, the elastic pin on the switching-on knob of the isolation mechanism is limited by the second locking plate, so that the switching-on knob cannot be twisted, and finally, the phenomenon that the load switch operating mechanism of the gas-filled cabinet cannot be switched on under the switching-off state of the isolation mechanism is realized; when the isolation operation shaft operates clockwise to realize isolation switch-on, the isolation shaft cam also rotates clockwise at the same time, the second locking plate slides downwards, and the limitation of a switch-on knob is removed; the charging cabinet load switch operating mechanism can be switched on;
3) aerify cabinet load switch operating device and be the combined floodgate state, then isolation mechanism can not the separating brake: when the load switch operating mechanism of the gas charging cabinet is switched on, the main shaft cam rotates clockwise to push the first locking plate to slide downwards, and finally the isolation operating shaft is blocked to prevent the isolation handle from being inserted into the operation isolation.
Preferably, the positive lock is fixedly connected with the box body.
Preferably, the manual switching-on/off operation device is further included, and the manual switching-on/off operation device includes a switching-on/off knob, a knob rod welding component, a switching-on/off toggle pin, a switching-on/off half shaft and an external reset torsion spring. The manual switching on and switching off operation device breaks through the traditional method. The opening and closing knob drives a knob rod welding assembly, the knob rod welding assembly pushes an opening and closing shifting pin to drive the opening and closing half shaft to rotate, and finally, an opening and closing instruction is completed; the opening and closing knob is loosened, and the knob rod welding assembly is driven by the outer reset torsion spring to separate from the opening and closing switch pin and return to the original stopping position; the switching-on/off half shaft also returns to the original stop position due to the driving of the inner torsion spring and the reason that the knob rod welding assembly is separated from the switching-on/off shifting pin, so that the reliability of the next switching-on/off instruction is ensured.
The utility model has the advantages that:
the assembly is orderly and simple to install in cooperation with the switch.
Convenient use, good operation performance, safety and reliability.
Prevent maloperation and add interlock, can effectual promotion security.
The sealing degree of the mechanism in the box body is extremely high.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is the overall structure schematic diagram of the inflatable cabinet load switch operating mechanism with high sealing degree of the utility model.
Fig. 2 is a schematic view of a local structure of the operation mechanism of the gas-filled cabinet load switch with high sealing degree of the present invention.
Fig. 3 is a schematic view of a local structure of the operation mechanism of the gas-filled cabinet load switch with high sealing degree of the present invention.
Fig. 4 is a schematic view of a partial structure of the high-tightness operation mechanism of the load switch of the gas-filled tank of the present invention.
Fig. 5 is a schematic structural diagram of the switch of the operation mechanism for the load switch of the gas-filled cabinet with high sealing degree of the present invention.
Fig. 6 is a schematic structural diagram of the isolation mechanism of the load switch operating mechanism of the gas-filled cabinet with high sealing degree of the present invention.
Fig. 7 is a schematic view of a partial structure of an isolation mechanism of a load switch operating mechanism of an inflatable cabinet with high sealing degree.
In the figure:
1. a box cover; 2. a box body; 3. a stepped bore; 4. a switch; 5. a seal ring; 6. an isolation mechanism; 7. aerial plug; 8. a gasket; 9. a first lock plate; 10. a second lock plate; 11. a main shaft cam; 12. an isolation shaft cam; 13. an indication baffle; 14. a closing and opening knob; 15. a knob stem welding assembly; 16. switching on and off a brake shifting pin; 17. closing and opening a brake half shaft; 18. an outer reset torsion spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a conventional manner such as bolt fixing, pin shaft connecting, adhesive fixing, or rivet fixing, which is commonly used in the prior art, and therefore, the detailed description thereof will not be provided in the examples.
Example 1
As shown in fig. 1-7, a load switch operating mechanism of an inflatable cabinet with high sealing degree comprises a box body cover 1; the box body 2 is formed by hermetically welding a bottom plate and peripheral side plates, a step hole 3 is formed in the bottom of the box body 2, a switch 4 is inserted into the step hole 3, a sealing ring 5 is arranged on the switch 4, the switch 4 and the step hole 3 are sealed through the sealing ring 5, a silica gel layer (not shown) is coated on the superposed surface of the box body 2 and the box body cover 1, and the box body 2 and the box body cover 1 are connected through screws;
isolation mechanism 6, isolation mechanism 6 and the secondary electric wire on itself are fixed on box 2, isolation mechanism 6's secondary electric wire even has aviation plug 7, be provided with sealed pad 8 between aviation plug 7 and the box 2, aviation plug 7 and box 2 screwed connection.
Example 2
As shown in fig. 1-7, a load switch operating mechanism of an inflatable cabinet with high sealing degree comprises a box body cover 1; the box body 2 is formed by hermetically welding a bottom plate and peripheral side plates, a step hole 3 is formed in the bottom of the box body 2, a switch 4 is inserted into the step hole 3, a sealing ring 5 is arranged on the switch 4, the switch 4 and the step hole 3 are sealed through the sealing ring 5, a silica gel layer (not shown) is coated on the superposed surface of the box body 2 and the box body cover 1, and the box body 2 and the box body cover 1 are connected through screws;
isolation mechanism 6, isolation mechanism 6 and the secondary electric wire on itself are fixed on box 2, isolation mechanism 6's secondary electric wire even has aviation plug 7, be provided with sealed pad 8 between aviation plug 7 and the box 2, aviation plug 7 and box 2 screwed connection.
In the present embodiment, the isolation mechanism 6 is connected with a positive lock for preventing misoperation, and the positive lock comprises a first lock plate 9, a second lock plate 10, an elastic pin (not shown), a main shaft cam 11, an isolation shaft cam 12 and an indication baffle 13;
in this embodiment, the working method of the isolation mechanism 6 includes the following steps:
1) the opening state: when the isolation switch-on is operated, the indicating baffle rotates clockwise to finally block the grounding operating shaft, so that the grounding operation can be prevented after the isolation switch-on; when the grounding switch-on is operated, the indicating plate rotates anticlockwise to finally block the isolation operating shaft, so that the isolation can be operated after the grounding switch-on is prevented;
2) under the switching-off state of the isolation mechanism, the elastic pin on the switching-on knob of the isolation mechanism is limited by the second locking plate, so that the switching-on knob cannot be twisted, and finally, the phenomenon that the load switch operating mechanism of the gas-filled cabinet cannot be switched on under the switching-off state of the isolation mechanism is realized; when the isolation operation shaft operates clockwise to realize isolation switch-on, the isolation shaft cam also rotates clockwise at the same time, the second locking plate slides downwards, and the limitation of a switch-on knob is removed; the charging cabinet load switch operating mechanism can be switched on;
3) aerify cabinet load switch operating device and be the combined floodgate state, then isolation mechanism can not the separating brake: when the load switch operating mechanism of the gas charging cabinet is switched on, the main shaft cam rotates clockwise to push the first locking plate to slide downwards, and finally the isolation operating shaft is blocked to prevent the isolation handle from being inserted into the operation isolation.
In the present embodiment, the positive lock is fixedly connected to the housing 2.
In this embodiment, the manual switching on/off operation device is further included, and the manual switching on/off operation device includes a switching on/off knob 14, a knob rod welding assembly 15, a switching on/off toggle pin 16, a switching on/off half shaft 17 and an external reset torsion spring 18. The manual switching on and switching off operation device breaks through the traditional method. The opening and closing knob drives a knob rod welding assembly, the knob rod welding assembly pushes an opening and closing shifting pin to drive the opening and closing half shaft to rotate, and finally, an opening and closing instruction is completed; the opening and closing knob is loosened, and the knob rod welding assembly is driven by the outer reset torsion spring to separate from the opening and closing switch pin and return to the original stopping position; the switching-on/off half shaft also returns to the original stop position due to the driving of the inner torsion spring and the reason that the knob rod welding assembly is separated from the switching-on/off shifting pin, so that the reliability of the next switching-on/off instruction is ensured.
The utility model has the advantages that:
the assembly is orderly and simple to install in cooperation with the switch.
Convenient use, good operation performance, safety and reliability.
Prevent maloperation and add interlock, can effectual promotion security.
The sealing degree of the mechanism in the box body is extremely high.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention.
Claims (4)
1. The utility model provides an aerify cabinet load switch operating device that airtight degree is high which characterized in that: comprises that
A box cover;
the box body is formed by hermetically welding a bottom plate and peripheral side plates, a step hole is formed in the bottom of the box body, a switch is inserted into the step hole, a sealing ring is arranged on the switch, the switch and the step hole are sealed through the sealing ring, a silica gel layer is coated on the superposed surface of the box body and the box body cover, and the box body cover are connected through screws;
the isolation mechanism and the secondary electric wire on the isolation mechanism are fixed on the box body, the secondary electric wire of the isolation mechanism is connected with the aviation plug, a sealing gasket is arranged between the aviation plug and the box body, and the aviation plug is in screw connection with the box body.
2. The high-tightness air inflation cabinet load switch operating mechanism as claimed in claim 1, wherein: the isolating mechanism is connected with a forced interlocking for preventing misoperation, and the forced interlocking comprises a first locking plate, a second locking plate, an elastic pin, a main shaft cam, an isolating shaft cam and an indicating baffle.
3. The high-tightness air inflation cabinet load switch operating mechanism as claimed in claim 2, wherein: the forced interlocking is fixedly connected with the box body.
4. The high-tightness air inflation cabinet load switch operating mechanism as claimed in claim 3, wherein: the manual switching-on and switching-off operation device comprises a switching-on and switching-off knob, a knob rod welding assembly, a switching-on and switching-off shifting pin, a switching-on and switching-off half shaft and an external reset torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020618058.3U CN213277924U (en) | 2020-04-22 | 2020-04-22 | Aerify cabinet load switch operating device that airtight degree is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020618058.3U CN213277924U (en) | 2020-04-22 | 2020-04-22 | Aerify cabinet load switch operating device that airtight degree is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213277924U true CN213277924U (en) | 2021-05-25 |
Family
ID=75935389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020618058.3U Expired - Fee Related CN213277924U (en) | 2020-04-22 | 2020-04-22 | Aerify cabinet load switch operating device that airtight degree is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213277924U (en) |
-
2020
- 2020-04-22 CN CN202020618058.3U patent/CN213277924U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |