CN220400480U - High-voltage isolating switch bearing seat convenient to install and fix - Google Patents
High-voltage isolating switch bearing seat convenient to install and fix Download PDFInfo
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- CN220400480U CN220400480U CN202322147474.6U CN202322147474U CN220400480U CN 220400480 U CN220400480 U CN 220400480U CN 202322147474 U CN202322147474 U CN 202322147474U CN 220400480 U CN220400480 U CN 220400480U
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- bearing
- circular
- rotating shaft
- lower extreme
- rotation
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a high-voltage isolating switch bearing seat convenient to install and fix, relates to the field of high-voltage isolating switches, and aims to solve the problems that an existing high-voltage isolating switch bearing seat in the prior art is complex in structure and the complex structure of the bearing seat is troublesome in equipment installation. The inside lower extreme of bearing frame is provided with first circular groove, the inside upper end of first circular groove is provided with first bearing, first circular groove is inside to be fixed with first axle circlip for the outer lane lower extreme of first bearing, the inside upper end of bearing frame is provided with the second circular groove, the inside lower extreme of second circular groove is provided with the second bearing, the inside second axle circlip for the outer lane upper end of second bearing that is fixed with of second circular groove, the inside middle part of bearing frame is provided with the axis of rotation, the axis of rotation lower extreme is provided with first circular protrusion, the axis of rotation upper end is provided with the circular protrusion of second, the bearing frame upper end is provided with the ring flange.
Description
Technical Field
The utility model relates to the field of high-voltage isolating switches, in particular to a high-voltage isolating switch bearing seat convenient to install and fix.
Background
The high-voltage isolating switch is an important switching device in power plants and substation electrical systems, and is matched with a high-voltage circuit breaker. The isolating switch is suitable for indoor devices with three-phase alternating current of 50Hz and rated voltage of 12 KV. The high-voltage device is switched on, off or switched on under a voltage-column load. The main functions are as follows: the safety of the high-voltage electric appliance and the device during maintenance work is ensured, the high-voltage electric appliance and the device have the function of isolating voltage, and the high-voltage electric appliance and the device cannot be used for switching off, inputting load current and switching on/off short-circuit current, and can only be used for certain switching operations without generating strong electric arcs, namely, the high-voltage electric appliance and the device have no arc extinguishing function; the voltage classes are divided into an indoor type and an outdoor type according to different installation places, and are divided into a single column type, a double column type and a three column type according to the number of insulating columns, and each voltage class is provided with optional equipment.
The base part is composed of a steel frame. The transmission main shaft is fixed on the base through a bearing seat, the structure of the bearing seat of the existing high-voltage isolating switch is complex, and the complex structure of the bearing seat is troublesome in equipment installation; therefore, the market is urgently required to develop a high-voltage isolating switch bearing seat convenient to install and fix so as to help people solve the existing problems.
Disclosure of Invention
The utility model aims to provide a high-voltage isolating switch bearing seat convenient to install and fix, so as to solve the problems that the existing high-voltage isolating switch bearing seat provided in the background art is complex in structure and the complex structure of the bearing seat is troublesome in equipment installation.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-voltage isolation switch bearing frame convenient to installation is fixed, includes the bearing frame, the inside lower extreme of bearing frame is provided with first circular slot, the inside upper end of first circular slot is provided with first bearing, the inside circlip for first axle that is fixed with in first bearing outer lane lower extreme of first circular slot, the inside lower extreme of first circular slot is provided with bowl form sealing washer, the inside upper end of bearing frame is provided with the second circular slot, the inside lower extreme of second circular slot is provided with the second bearing, the inside circlip for second axle that is fixed with in second bearing outer lane upper end of second circular slot, the inside middle part of bearing frame is provided with the axis of rotation, the axis of rotation lower extreme is provided with first circular protrusion, the first circular protrusion outside is connected with first annular limiting part, the axis of rotation upper end is provided with the second circular protrusion, the second circular protrusion outside is connected with the annular limiting part of second, the bearing frame upper end is provided with the ring flange.
Preferably, the lower end of the rotating shaft passes through the middle part of the first bearing inner ring to be tightly attached, and the upper end of the first annular limiting piece outside the first circular protruding part is attached to the lower end of the first bearing inner ring.
Preferably, a first thread groove is commonly arranged at the lower end of the rotating shaft and the middle part of the first circular protruding part, and the first annular limiting piece is fixedly connected with the lower end of the rotating shaft through a first bolt screwed into the first thread groove in a threaded manner.
Preferably, the upper end of the rotating shaft passes through the middle part of the inner ring of the second bearing to be tightly attached, and the lower end of the second annular limiting piece outside the second circular protruding part is attached to the upper end of the inner ring of the second bearing.
Preferably, the middle part of the lower end of the flange plate is provided with a circular limit groove, the middle part of the flange plate is provided with a threaded hole, and the lower end of the threaded hole is communicated with the circular limit groove.
Preferably, the second circular protruding part at the upper end of the rotating shaft is inserted into the circular limiting groove at the lower end of the flange plate for limiting connection, the upper end of the second circular protruding part outside the second circular protruding part is attached to the lower end face of the flange plate, the upper end of the rotating shaft and the middle part of the second circular protruding part are jointly provided with a second thread groove, and the upper end of the rotating shaft and the flange plate are sequentially screwed into the threaded hole and are fixedly connected with the second thread groove through a second bolt.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the first thread groove and the second thread groove, the first thread groove is commonly arranged at the lower end of the rotating shaft and the middle part of the first circular protruding part, the first annular limiting piece, the rotating shaft and the first bearing inner ring are fixed through the first bolt screwed into the first thread groove, the second thread groove is commonly arranged at the upper end of the rotating shaft and the middle part of the second circular protruding part, the upper end of the rotating shaft is tightly attached through the middle part of the second bearing inner ring, the second circular protruding part at the upper end of the rotating shaft is inserted into the circular limiting groove at the lower end of the flange plate for limiting connection, and the upper end of the rotating shaft is fixedly screwed into the threaded hole and the second thread groove through the second bolt in sequence, so that the mounting is convenient.
2. According to the utility model, through the arrangement of the first annular limiting piece and the second annular limiting piece, the lower end of the rotating shaft is provided with the first circular protruding part, the outer side of the first circular protruding part is connected with the first annular limiting piece, the upper end of the rotating shaft is provided with the second circular protruding part, the outer side of the second circular protruding part is connected with the second annular limiting piece, the upper end of the bearing seat is provided with the flange plate, the upper end of the first annular limiting piece on the outer side of the first circular protruding part is attached to the lower end of the first bearing inner ring, the lower end of the second annular limiting piece on the outer side of the second circular protruding part is attached to the upper end of the second bearing inner ring, and the upper end of the rotating shaft and the second bearing inner ring are limited through the second annular limiting piece, so that the rotating shaft is prevented from moving up and down when rotating.
3. According to the utility model, through the arrangement of the first shaft elastic retainer ring and the second shaft elastic retainer ring, the lower end of the inner part of the bearing seat is provided with a first circular groove, the upper end of the inner part of the first circular groove is provided with a first bearing, the inner part of the first circular groove is fixedly provided with the first shaft elastic retainer ring at the lower end of the outer ring of the first bearing, the upper end of the inner part of the bearing seat is provided with a second circular groove, the lower end of the inner part of the second circular groove is provided with a second bearing, the inner part of the second circular groove is fixedly provided with the second shaft elastic retainer ring at the upper end of the outer ring of the second bearing, and the first shaft elastic retainer ring and the second shaft elastic retainer ring keep limit to the lower end of the first bearing and the upper end of the second bearing respectively to prevent displacement.
Drawings
FIG. 1 is a front view of a high voltage isolator housing of the present utility model for ease of installation and securement;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of detail A of the present utility model;
fig. 4 is an enlarged view of detail B of the present utility model.
In the figure: 1. a bearing seat; 101. a first circular groove; 102. a circlip for the first shaft; 103. bowl-shaped sealing rings; 104. a second circular groove; 105. a circlip is used for the second shaft; 2. a rotating shaft; 201. a first thread groove; 202. a first lobe; 203. a second thread groove; 204. a second lobe; 3. a first annular limiting member; 4. a first bolt; 5. a second annular limiting member; 6. a second bolt; 7. a first bearing; 8. a second bearing; 9. a flange plate; 901. a circular limit groove; 902. and (3) a threaded hole.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a high-voltage isolating switch bearing frame convenient to installation is fixed, including bearing frame 1, the inside lower extreme of bearing frame 1 is provided with first circular slot 101, the inside upper end of first circular slot 101 is provided with first bearing 7, the inside first circlip 102 for the first axle that is fixed with in first bearing 7 outer lane lower extreme of circular slot 101, the inside lower extreme of first circular slot 101 is provided with bowl form sealing washer 103, the inside upper end of bearing frame 1 is provided with second circular slot 104, the inside lower extreme of second circular slot 104 is provided with second bearing 8, the inside second circlip 105 that is fixed with in second bearing 8 outer lane upper end of second circular slot 104, the inside middle part of bearing frame 1 is provided with axis of rotation 2, axis of rotation 2 lower extreme is provided with first circular protrusion 202, the outside of first circular protrusion 202 is connected with first annular limiting piece 3, axis of rotation 2 upper end is provided with second circular protrusion 204, the outside of second circular protrusion 204 is connected with second annular limiting piece 5, the bearing frame 1 upper end is provided with flange 9.
Further, the lower end of the rotating shaft 2 passes through the middle part of the inner ring of the first bearing 7 to be tightly attached, so that the lower end of the rotating shaft 2 rotates through the first bearing 7, the upper end of the first annular limiting piece 3 outside the first circular protruding part 202 is attached to the lower end of the inner ring of the first bearing 7, and the lower end of the rotating shaft 2 and the inner ring of the first bearing 7 are limited through the first annular limiting piece 3.
Further, a first thread groove 201 is commonly formed in the middle of the lower end of the rotating shaft 2 and the middle of the first circular protruding portion 202, the first annular limiting piece 3 and the lower end of the rotating shaft 2 are screwed into the first thread groove 201 through a first bolt 4 to be fixedly connected with each other in a threaded mode, and the first annular limiting piece 3, the rotating shaft 2 and the inner ring of the first bearing 7 are fixed through the first bolt 4.
Further, the upper end of the rotating shaft 2 passes through the middle part of the inner ring of the second bearing 8 to be tightly attached, so that the upper end of the rotating shaft 2 rotates through the second bearing 8, the lower end of the second annular limiting piece 5 outside the second circular protruding part 204 is attached to the upper end of the inner ring of the second bearing 8, and the upper end of the rotating shaft 2 and the inner ring of the second bearing 8 are limited through the second annular limiting piece 5.
Further, a circular limiting groove 901 is formed in the middle of the lower end of the flange plate 9, a threaded hole 902 is formed in the middle of the flange plate 9, and the lower end of the threaded hole 902 is communicated with the circular limiting groove 901.
Further, the second circular protruding portion 204 at the upper end of the rotating shaft 2 is inserted into the circular limiting groove 901 at the lower end of the flange 9 for limiting connection, the upper end of the second annular limiting piece 5 outside the second circular protruding portion 204 is attached to the lower end face of the flange 9, the second thread groove 203 is formed in the middle of the upper end of the rotating shaft 2 and the middle of the second circular protruding portion 204 together, and the upper end of the rotating shaft 2 and the flange 9 are screwed into the threaded hole 902 and the second thread groove 203 in sequence through the second bolt 6 to be fixedly connected with each other in a threaded mode.
Working principle: when in use, the first bearing 7 is inserted into the upper end of the first circular groove 101 along the first circular groove 101 at the lower end of the bearing seat 1, the first shaft elastic retainer ring 102 is inserted into the first circular groove 101 to move to the lower end of the outer ring of the first bearing 7 for fixing, the rotating shaft 2 is inserted into the rotating shaft 2 from the second circular groove 104 at the upper end of the bearing seat 1, the lower end of the rotating shaft 2 passes through the middle part of the inner ring of the first bearing 7 for tightly bonding, the upper end of the first annular limiting piece 3 outside the first circular protruding part 202 is bonded with the lower end of the inner ring of the first bearing 7, the first annular limiting piece 3 limits the space between the lower end of the rotating shaft 2 and the inner ring of the first bearing 7, the first annular limiting piece 3, the rotating shaft 2 and the inner ring of the first bearing 7 are fixed by screwing the first screw 4 into the first screw groove 201, the bowl-shaped sealing ring 103 slides into the lower end of the first circular groove 101 to realize sealing, the second bearing 8 is inserted into the lower end of the second circular groove 104 along the second circular groove 104 at the upper end of the bearing seat 1, the upper end of the rotating shaft 2 passes through the middle part of the inner ring of the second bearing 8 to be tightly attached, the second shaft is inserted into the second circular groove 104 by using the circlip 105 to move to the upper end of the outer ring of the second bearing 8 to be fixed, the second circular protruding part 204 at the upper end of the rotating shaft 2 is inserted into the circular limit groove 901 at the lower end of the flange 9 to be in limit connection, the upper end of the second annular limiting part 5 outside the second circular protruding part 204 is attached to the lower end surface of the flange 9, and the upper end of the rotating shaft 2 is screwed into the threaded hole 902 and the second threaded groove 203 to be in sequence through the second bolt 6 to be in threaded connection and fixed, so that the installation and fixation can be completed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high voltage isolator bearing frame convenient to installation is fixed, includes bearing frame (1), its characterized in that: the inside lower extreme of bearing frame (1) is provided with first circular slot (101), the inside upper end of first circular slot (101) is provided with first bearing (7), first circular slot (101) inside is fixed with first axle circlip (102) at first bearing (7) outer lane lower extreme, the inside lower extreme of first circular slot (101) is provided with bowl form sealing washer (103), the inside upper end of bearing frame (1) is provided with second circular slot (104), the inside lower extreme of second circular slot (104) is provided with second bearing (8), second circular slot (104) inside is fixed with second axle circlip (105) at second bearing (8) outer lane upper end, the inside middle part of bearing frame (1) is provided with axis of rotation (2), axis of rotation (2) lower extreme is provided with first circular protrusion (202), first circular protrusion (202) outside is connected with first annular spacing piece (3), axis of rotation (2) upper end is provided with second circular protrusion (204), second circular protrusion (204) are connected with annular flange (9) on the outside bearing frame (9).
2. The high voltage isolator bearing housing of claim 1 for ease of installation and securement, wherein: the lower end of the rotating shaft (2) passes through the middle part of the inner ring of the first bearing (7) to be tightly attached, and the upper end of the first annular limiting piece (3) at the outer side of the first circular protruding part (202) is attached to the lower end of the inner ring of the first bearing (7).
3. A high voltage isolator bearing housing for facilitating installation and securing as claimed in claim 2, wherein: the lower end of the rotating shaft (2) and the middle part of the first circular protruding part (202) are jointly provided with a first thread groove (201), and the first annular limiting part (3) is fixedly connected with the lower end of the rotating shaft (2) in a threaded manner through a first bolt (4) screwed into the first thread groove (201).
4. The high voltage isolator bearing housing of claim 1 for ease of installation and securement, wherein: the upper end of the rotating shaft (2) passes through the middle part of the inner ring of the second bearing (8) to be tightly attached, and the lower end of the second annular limiting piece (5) outside the second circular protruding part (204) is attached to the upper end of the inner ring of the second bearing (8).
5. The high voltage isolator bearing housing for facilitating installation and securing as claimed in claim 4, wherein: the middle part of the lower end of the flange plate (9) is provided with a circular limiting groove (901), the middle part of the flange plate (9) is provided with a threaded hole (902), and the lower end of the threaded hole (902) is communicated with the circular limiting groove (901).
6. The high voltage isolator bearing housing of claim 5 for ease of installation and securement, wherein: the circular limiting groove (901) of axis of rotation (2) upper end second circular protruding portion (204) insert ring flange (9) lower extreme spacing connection, the terminal surface under ring flange (9) is laminated to second circular protruding portion (204) outside second annular limiting piece (5) upper end, axis of rotation (2) upper end and second circular protruding portion (204) middle part are provided with second thread groove (203) jointly, screw in screw hole (902) and second thread groove (203) threaded connection in proper order between axis of rotation (2) upper end and ring flange (9) through second bolt (6) are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322147474.6U CN220400480U (en) | 2023-08-10 | 2023-08-10 | High-voltage isolating switch bearing seat convenient to install and fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322147474.6U CN220400480U (en) | 2023-08-10 | 2023-08-10 | High-voltage isolating switch bearing seat convenient to install and fix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220400480U true CN220400480U (en) | 2024-01-26 |
Family
ID=89613768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322147474.6U Active CN220400480U (en) | 2023-08-10 | 2023-08-10 | High-voltage isolating switch bearing seat convenient to install and fix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220400480U (en) |
-
2023
- 2023-08-10 CN CN202322147474.6U patent/CN220400480U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |