CN220041689U - Novel electric isolating switch - Google Patents
Novel electric isolating switch Download PDFInfo
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- CN220041689U CN220041689U CN202321414058.1U CN202321414058U CN220041689U CN 220041689 U CN220041689 U CN 220041689U CN 202321414058 U CN202321414058 U CN 202321414058U CN 220041689 U CN220041689 U CN 220041689U
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- 238000007789 sealing Methods 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005404 monopole Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of electrical components, in particular to a novel electric isolating switch which has the advantages of simple structure, low cost and high synchronism; the high-voltage medium-voltage cabinet is characterized by comprising a high-voltage insulating terminal, a starting isolating device connecting piece, a plum blossom contact, a high-voltage medium-voltage cabinet matched fixed contact, an electric push rod, a wiring terminal, a conducting bar and a supporting mechanism, wherein three groups of high-voltage insulating terminals are installed in a groove cavity of the supporting mechanism in a matched mode, the starting isolating device connecting piece is installed on the high-voltage insulating terminal, the conducting bar is installed on the starting isolating device connecting piece, the plum blossom contact is installed on a transverse connecting beam in a matched mode, the output end of the electric push rod is provided with another group of starting isolating device connecting piece, the other group of high-voltage insulating terminal is provided with another group of conducting bar, the supporting fixed contact of the high-voltage medium-voltage cabinet is installed on the other group of conducting bar, and the wiring terminal is installed on the supporting mechanism and is connected with the three groups of electric push rods in a matched mode.
Description
Technical Field
The utility model relates to the technical field of electrical components, in particular to a novel electric isolating switch.
Background
The isolating switch is a switching device which is mainly used for isolating a power supply, switching operation and switching on and off a small current circuit and has no arc extinguishing function. When the isolating switch is in the separated position, the contacts have an insulation distance and an obvious disconnection mark which meet the specified requirements; in the closed position, the switching device is capable of carrying both current under normal loop conditions and current under abnormal conditions (e.g., short circuit) for a prescribed period of time. The high-voltage isolating switch is generally used as a high-voltage isolating switch, namely, the isolating switch with the rated voltage of more than 1kV, has a simple working principle and structure, but has high requirements on working reliability due to large use amount, and has larger influence on the design, establishment and safe operation of power substations and power plants. The isolating switch has the main characteristics of no arc extinguishing capability and can only switch on and switch off the circuit under the condition of no load current. The entry introduces the function, feature, type, application, error protection, maintenance, common problems, etc. of the disconnector.
Disadvantages of conventional 10kV electric disconnectors:
1. the volume is large, and when the isolating switch is opened (about 1100 x 700 x 550), the isolating switch is not suitable for being installed in a cabinet body;
2. the structure is complex;
3. high cost (2000-3000 yuan).
4. The switching-on reliability is poor, the switching-on is bad or after long-time use, the contact surface can be influenced after the position deviation of the moving contact;
5. the three poles are combined and separated by one mechanism, and the synchronism is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the novel electric isolating switch which is simple in structure, low in cost and high in synchronism.
The utility model discloses a novel electric isolating switch, which comprises a high-voltage insulating terminal, a starting isolating device connecting piece, a quincuncial contact, a high-voltage centrally installed switchgear matched static contact, an electric push rod, a wiring terminal, a conducting bar and a supporting mechanism, wherein three groups of high-voltage insulating terminals are installed in a groove cavity of the supporting mechanism in a matching mode, the starting isolating device connecting piece is installed on the high-voltage insulating terminal, the conducting bar is installed on the starting isolating device connecting piece, the quincuncial contact is installed on a transverse connecting beam in a matching mode, symmetrical ends of the supporting mechanism, provided with three groups of high-voltage insulating terminals, are respectively installed with three groups of electric push rods, the output end of each electric push rod is provided with another group of starting isolating device connecting piece, the other group of starting isolating device connecting piece is provided with another group of high-voltage insulating terminal, the other group of high-voltage insulating terminal is provided with another group of conducting bar, the high-voltage centrally installed switchgear matched static contact is installed on the other group of conducting bar, and the wiring terminal is installed on the supporting mechanism and is connected with the three groups of electric push rods in a matching mode.
The utility model relates to a novel electric isolating switch, which comprises a transverse connecting beam, a vertical connecting beam and a limiting mechanism, wherein two groups of transverse connecting beams are symmetrically provided with positioning holes, two groups of connecting lugs are symmetrically arranged at two ends of the vertical connecting beam, the connecting lugs are in matched sliding connection with the positioning holes of the transverse connecting beam, the connecting lugs are provided with connecting holes, the two groups of transverse connecting beams are symmetrically arranged at two ends of the two groups of vertical connecting beams, and the limiting mechanism is respectively matched and connected with the transverse connecting beam and the vertical connecting beam.
The utility model relates to a novel electric isolating switch, which comprises positioning slide blocks, positioning pins and a driving mechanism, wherein the positioning slide blocks are slidably arranged in the inner cavity of a transverse connecting beam, the positioning pins are arranged on the positioning slide blocks in a matched manner, the two positioning pins are symmetrically arranged relative to the two positioning slide blocks, the positioning pins are provided with chamfers, the positioning pins are connected with connecting holes of connecting lugs in a matched manner, and the driving mechanism is arranged on the transverse connecting beam and connected with the two positioning slide blocks in a matched manner.
The utility model relates to a novel electric isolating switch, which comprises a hollow shaft, a driving gear, straight racks and a locking mechanism, wherein the hollow shaft is rotatably arranged in an inner cavity of a transverse connecting beam, the driving gear is coaxially arranged on the hollow shaft, the straight racks are respectively arranged on positioning sliding blocks, two groups of straight racks are arranged at adjacent ends of the two groups of positioning sliding blocks and are symmetrically arranged in position, the driving gear is in meshed transmission connection with the two groups of straight racks, and the locking mechanism is respectively connected with the transverse connecting beam and the hollow shaft in a matched manner.
The locking mechanism of the novel electric isolating switch comprises a positioning bolt, wherein the positioning bolt is in matched sliding connection with a hollow shaft cavity, a threaded hole is formed in a transverse connecting beam, and the positioning bolt is in matched connection with the threaded hole of the transverse connecting beam.
The utility model relates to a novel electric isolating switch, which also comprises a sealing cover, wherein the sealing cover is arranged at the slot of a transverse connecting beam in a matched manner, and a hollow shaft is connected with a through hole of the sealing cover in a matched manner in a rotating manner.
The utility model relates to a novel electric isolating switch, which also comprises straight racks which are respectively matched and connected with the inner cavity wall of a transverse connecting beam in a sliding manner.
The utility model relates to a novel electric isolating switch, which also comprises a dimension A of 886mm, a dimension B of 930mm and a dimension C of 180mm.
Compared with the prior art, the utility model has the beneficial effects that: the parts are placed and supported through the supporting mechanism, the conductive bars are respectively installed with the supporting mechanism and the electric push rod in an insulating mode through the vertical connecting beams, the power lines are fixedly installed through the horizontal connecting beams, the electric push rod is started and controlled through the connecting terminals, the power lines on the two groups of horizontal connecting beams are connected through the cooperation of the quincuncial contacts and the matched static contacts of the high-voltage mid-cabinet, the contact is still not affected by the fact that the quincuncial contacts are sleeved with the springs in a circle, the tripoles can be controlled to be separated and combined respectively through the arrangement of the 3 groups of electric push rods, and the separation and the combination are controlled according to the feedback of the monopole.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic diagram of the axial structure of the present utility model;
FIG. 3 is a schematic view of the internal structure of the present utility model;
FIG. 4 is a left side schematic view of the present utility model;
the reference numerals in the drawings: 1. a high voltage insulated terminal; 2. starting the isolation device connecting piece; 3. plum blossom contact; 4. a fixed contact is matched with the high-voltage centrally installed switchgear; 6. an electric push rod; 7. a connection terminal; 8. a conductive bar; 9. a transverse connection beam; 10. a vertical connecting beam; 11. a connecting lug; 12. positioning a sliding block; 13. a positioning pin; 14. a hollow shaft; 15. a drive gear; 16. a straight rack; 17. positioning bolts; 18. sealing cover.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, the novel electric isolating switch comprises a high-voltage insulating terminal 1, a starting isolating device connecting piece 2, a quincuncial contact 3, a high-voltage mid-set cabinet matched fixed contact 4, an electric push rod 6, a wiring terminal 7, a conducting bar 8 and a supporting mechanism, wherein the three groups of high-voltage insulating terminals 1 are cooperatively arranged in a groove cavity of the supporting mechanism, the starting isolating device connecting piece 2 is arranged on the high-voltage insulating terminal 1, the conducting bar 8 is arranged on the starting isolating device connecting piece 2, the quincuncial contact 3 is cooperatively arranged on a transverse connecting beam 9, the supporting mechanism is provided with three groups of electric push rods 6 at symmetrical ends of the three groups of high-voltage insulating terminals 1 respectively, the output end of the electric push rod 6 is provided with another group of starting isolating device connecting piece 2, the other group of high-voltage insulating terminals 1 is provided with another group of conducting bar 8, the mid-set matched fixed contact 4 of the high-voltage mid-set cabinet is arranged on the other group of conducting bar 8, the wiring terminal 7 is arranged on the supporting mechanism and is cooperatively connected with the three groups of electric push rods 6, and wiring holes are arranged on the conducting bar 8; the parts are placed and supported through the supporting mechanism, the conducting bars 8 are respectively installed with the supporting mechanism and the electric push rod 6 in an insulating mode through the vertical connecting beams 10, the power lines are fixedly installed through the transverse connecting beams 9, the electric push rod 6 is started and controlled through the connecting terminals 7, the power lines on the two groups of transverse connecting beams 9 are connected through the matching of the quincuncial contacts 3 and the high-voltage centrally installed switchgear matched fixed contacts 4, the upper and lower parts of the quincuncial contacts 3 are tightly sleeved through the spring, the contact is still not affected, the tripoles can be controlled to be separated and combined respectively through the arrangement of the three groups of electric push rods 6, and the tripoles can also be separated and combined together, and the separation and the combination are controlled according to the feedback of the monopole.
The utility model relates to a novel electric isolating switch, which comprises a transverse connecting beam 9, a vertical connecting beam 10 and a limiting mechanism, wherein two groups of transverse connecting beams 9 are symmetrically provided with positioning holes, two groups of connecting lugs 11 are symmetrically arranged at two ends of the vertical connecting beam 10, the connecting lugs 11 are in matched sliding connection with the positioning holes of the transverse connecting beams 9, the connecting lugs 11 are provided with connecting holes, two groups of transverse connecting beams 9 are symmetrically arranged at two ends of the two groups of vertical connecting beams 10, and the limiting mechanism is respectively matched and connected with the transverse connecting beams 9 and the vertical connecting beams 10; the supporting mechanism comprises a transverse connecting beam 9, a vertical connecting beam 10 and a limiting mechanism, wherein two groups of transverse connecting beams 9 are symmetrically provided with positioning holes, two groups of connecting lugs 11 are symmetrically arranged at two ends of the vertical connecting beam 10, the connecting lugs 11 are in matched sliding connection with the positioning holes of the transverse connecting beam 9, the connecting lugs 11 are provided with connecting holes, the two groups of transverse connecting beams 9 are symmetrically arranged at two ends of the two groups of vertical connecting beams 10, and the limiting mechanism is respectively matched and connected with the transverse connecting beam 9 and the vertical connecting beam 10.
The utility model relates to a novel electric isolating switch, which comprises positioning slide blocks 12, positioning pins 13 and a driving mechanism, wherein the two groups of positioning slide blocks 12 are slidably arranged in the inner cavity of a transverse connecting beam 9, the positioning pins 13 are arranged on the positioning slide blocks 12 in a matched manner, the two groups of positioning pins 13 are symmetrically arranged relative to the two groups of positioning slide blocks 12, the positioning pins 13 are provided with chamfers, the positioning pins 13 are connected with connecting holes of connecting lugs 11 in a matched manner, and the driving mechanism is arranged on the transverse connecting beam 9 and is connected with the two groups of positioning slide blocks 12 in a matched manner; the positioning slide block 12 is used for positioning and sliding the positioning pin 13 to be installed in the inner cavity of the transverse connecting beam 9, the driving mechanism is used for enabling the positioning slide block 12 to drive the positioning pin 13 to move, the transverse connecting beam 9 and the vertical connecting beam 10 are connected to be locked through the cooperation of the positioning pin 13 and the connecting hole of the vertical connecting beam 10, and the cooperation difficulty is reduced through the chamfer arranged on the positioning pin 13, so that the device control convenience is improved.
The utility model relates to a novel electric isolating switch, which comprises a hollow shaft 14, a driving gear 15, straight racks 16 and a locking mechanism, wherein the hollow shaft 14 is rotatably arranged in an inner cavity of a transverse connecting beam 9, the driving gear 15 is coaxially arranged on the hollow shaft 14, the straight racks 16 are respectively arranged on positioning sliding blocks 12, two groups of straight racks 16 are arranged at adjacent ends of the two groups of positioning sliding blocks 12 and are symmetrically arranged, the driving gear 15 is in meshed transmission connection with the two groups of straight racks 16, and the locking mechanism is respectively matched and connected with the transverse connecting beam 9 and the hollow shaft 14; the driving gear 15 is rotatably supported in the inner cavity of the transverse connecting beam 9 through the hollow shaft 14, the driving gear 15 is rotatably meshed with the two groups of straight racks 16, the two groups of straight racks 16 are positioned on the two symmetrical groups of the driving gear 15, so that the two groups of positioning sliding blocks 12 drive the positioning pins 13 to synchronously and reversely move, the assembly efficiency of the device is increased through the synchronous and reversely movement of the two groups of positioning pins 13, and the use adaptability of the device is improved.
The novel electric isolating switch comprises a positioning bolt 17, wherein the positioning bolt 17 is in sliding fit connection with a shaft cavity of a hollow shaft 14, a threaded hole is formed in a transverse connecting beam 9, and the positioning bolt 17 is in matching connection with the threaded hole of the transverse connecting beam 9; the hollow shaft 14 is locked by the threaded connection of the positioning bolt 17 and the transverse connecting beam 9, so that the device is prevented from being separated in the matching process, and the connecting strength of the device is improved.
The novel electric isolating switch further comprises a sealing cover 18, wherein the sealing cover 18 is arranged at the notch of the transverse connecting beam 9 in a matched mode, and the hollow shaft 14 is connected with a through hole of the sealing cover 18 in a matched and rotary mode; the limiting mechanism is enabled to conduct dustproof isolation protection in the embedding of the transverse connecting beam 9 through the sealing cover 18, the transmission protection stability of the device is improved, the attractiveness of the device is improved, and the driving gear 15 is provided with the meshing strength of the two groups of straight racks 16 through the rotary connection of the hollow shaft 14 and the sealing cover 18.
The utility model relates to a novel electric isolating switch, which also comprises straight racks 16 which are respectively matched and slidingly connected with the inner cavity wall of a transverse connecting beam 9; the driving gear 15 is in sliding connection with the inner cavity wall of the transverse connecting beam 9 through the straight rack 16, so that the driving connection strength of the two groups of positioning sliding blocks 12 is increased, and the working stability of the device is improved.
The novel electric isolating switch also comprises a size A of 886mm, a size B of 930mm and a size C of 180mm; through A size is 886mm, B size 930mm, C size 180mm makes the device be convenient for install in the cabinet group, and normal 1000 mm's cupboard just can put into, and the depth dimension is comparatively little, does not take up space.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. The utility model provides a novel electric isolating switch, its characterized in that includes high-voltage insulation terminal (1), starts isolating device connecting piece (2), plum blossom contact (3), the supporting static contact of high-voltage centrally installed switchgear (4), electric putter (6), binding post (7), conducting bar (8) and supporting mechanism, three groups high-voltage insulation terminal (1) cooperation is installed at supporting mechanism cell cavity inside, install on high-voltage insulation terminal (1) and start isolating device connecting piece (2), conducting bar (8) are installed on starting isolating device connecting piece (2), plum blossom contact (3) cooperation is installed on cross connecting beam (9), three groups of electric putter (6) are installed respectively to the symmetry end of supporting mechanism, another group starts isolating device connecting piece (2) are installed to electric putter (6) output, another group start isolating device connecting piece (2) is last to install another group high-voltage insulation terminal (1), another group high-voltage insulation terminal (1) is installed another group conducting bar (8), install on supporting mechanism (7) are installed in the middle of three groups of electric putter (1), three groups of electric putter (6) cooperation are installed on supporting mechanism (6), and wiring holes are formed in the conducting bars (8).
2. The novel electric isolating switch according to claim 1, wherein the supporting mechanism comprises a transverse connecting beam (9), a vertical connecting beam (10) and a limiting mechanism, two groups of positioning holes are symmetrically arranged on the transverse connecting beam (9), two groups of connecting lugs (11) are symmetrically arranged on two ends of the vertical connecting beam (10), the connecting lugs (11) are in matched sliding connection with the positioning holes of the transverse connecting beam (9), the connecting lugs (11) are provided with connecting holes, two groups of transverse connecting beams (9) are symmetrically arranged on two ends of the two groups of vertical connecting beams (10), and the limiting mechanism is respectively matched and connected with the transverse connecting beam (9) and the vertical connecting beam (10).
3. The novel electric isolating switch according to claim 2, wherein the limiting mechanism comprises positioning sliding blocks (12), positioning pins (13) and a driving mechanism, the positioning pins (13) are installed on the positioning sliding blocks (12) in a matched mode in an inner cavity of the transverse connecting beam (9), the positioning pins (13) are installed symmetrically relative to the two positioning sliding blocks (12), chamfers are arranged on the positioning pins (13), the positioning pins (13) are connected with connecting holes of the connecting lugs (11) in a matched mode, and the driving mechanism is installed on the transverse connecting beam (9) and connected with the two positioning sliding blocks (12) in a matched mode.
4. A novel electric isolating switch as claimed in claim 3, characterized in that the driving mechanism comprises a hollow shaft (14), a driving gear (15), straight racks (16) and a locking mechanism, the hollow shaft (14) is rotatably installed in the inner cavity of the transverse connecting beam (9), the driving gear (15) is coaxially installed on the hollow shaft (14), the straight racks (16) are respectively installed on the positioning slide blocks (12), two groups of straight racks (16) are installed at the adjacent ends of the two groups of positioning slide blocks (12) and are symmetrically installed in position, the driving gear (15) is in meshed transmission connection with the two groups of straight racks (16), and the locking mechanism is respectively matched and connected with the transverse connecting beam (9) and the hollow shaft (14).
5. A novel electric disconnecting switch according to claim 4, characterized in that the locking mechanism comprises a positioning bolt (17), the positioning bolt (17) is in matched sliding connection with the shaft cavity of the hollow shaft (14), a threaded hole is formed in the transverse connecting beam (9), and the positioning bolt (17) is matched and connected with the threaded hole of the transverse connecting beam (9).
6. A novel electric isolating switch as claimed in claim 4, further comprising a sealing cover (18), wherein the sealing cover (18) is mounted at the notch of the transverse connecting beam (9) in a matched manner, and the hollow shaft (14) is connected with the sealing cover (18) in a matched manner in a rotary manner.
7. A new type of electric disconnector according to claim 4, characterized in that it further comprises a straight rack (16) slidingly coupled to the wall of the cavity of the transverse connection beam (9), respectively.
8. A novel electrical disconnector according to claim 1, further comprising a dimension a of 886mm, a dimension B of 930mm, and a dimension C of 180mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414058.1U CN220041689U (en) | 2023-06-05 | 2023-06-05 | Novel electric isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414058.1U CN220041689U (en) | 2023-06-05 | 2023-06-05 | Novel electric isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220041689U true CN220041689U (en) | 2023-11-17 |
Family
ID=88739279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321414058.1U Active CN220041689U (en) | 2023-06-05 | 2023-06-05 | Novel electric isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220041689U (en) |
-
2023
- 2023-06-05 CN CN202321414058.1U patent/CN220041689U/en active Active
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