CN216133810U - Isolating switch easy to turn over - Google Patents
Isolating switch easy to turn over Download PDFInfo
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- CN216133810U CN216133810U CN202122095114.7U CN202122095114U CN216133810U CN 216133810 U CN216133810 U CN 216133810U CN 202122095114 U CN202122095114 U CN 202122095114U CN 216133810 U CN216133810 U CN 216133810U
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- contact
- base
- mounting seat
- positioning rod
- isolating switch
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Abstract
The utility model discloses an isolating switch easy to turn over, which comprises a mounting seat, a base connected with the mounting seat, a contact finger arranged on the base, a contact capable of being inserted into the contact finger, and a positioning rod arranged on the contact, wherein the mounting seat is provided with a turning mechanism for turning over the contact, the turning mechanism comprises a moving block arranged on the mounting seat in a sliding manner, the top end of the moving block is provided with a supporting plate connected with the positioning rod through a rotating shaft, and a first electric push rod for driving the positioning rod to turn over is arranged on the mounting seat, and a second electric push rod for driving the moving block to move is arranged on the mounting seat; the utility model is convenient for turning the contact and the positioning rod, and is convenient for inserting the contact into the contact finger after the contact and the positioning rod are turned to the horizontal direction, thereby improving the connection stability of the contact and the contact finger and avoiding the occurrence of poor contact between the contact and the contact finger.
Description
Technical Field
The utility model relates to the technical field of isolation switches, in particular to an isolation switch easy to turn.
Background
Disconnecting switches, i.e. switching devices in which, in the open position, there is an insulation distance and a clear opening sign between the contacts that meets the requirements specified, and in the closed position, it is able to carry the current in normal circuit conditions and in abnormal conditions (for example short circuits) within a specified time. The isolating switch is generally a high-voltage isolating switch, namely an isolating switch with rated voltage of 1kV or more, usually referred to as an isolating switch for short, which is the most used electrical appliance in high-voltage switching electrical appliances, the working principle and the structure of the isolating switch are simpler, but the isolating switch has high requirements on working reliability due to large usage amount, and has great influence on the design, establishment and safe operation of a substation and a power plant. The main characteristic of the isolating switch is that it has no arc-extinguishing capability, and can only open and close the circuit under the condition of no load current. The isolating switch is used for each stage of voltage, is used for changing circuit connection or isolating lines or equipment from a power supply, has no current-breaking capacity, and can be operated only after other equipment is used for disconnecting the lines. Typically with an interlock to prevent inadvertent operation of the switch when loaded, a pin is sometimes required to prevent opening of the switch under the magnetic force of a large fault.
When contact and locating lever on the isolator overturn, present contact and locating lever are not convenient for overturn, and stability is not high after the contact is pegged graft mutually with touching the finger, probably appears the contact and touches the poor condition of finger contact, therefore we improve this, provide an isolator of easily overturning.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides the isolating switch which is easy to turn.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to an isolating switch easy to turn over, which comprises a mounting seat, a base connected with the mounting seat, a contact finger arranged on the base, a contact capable of being inserted into the contact finger and a positioning rod arranged on the contact, wherein a turning mechanism used for turning over the contact is arranged on the mounting seat, the turning mechanism comprises a moving block arranged on the mounting seat in a sliding mode, a supporting plate connected with the positioning rod through a rotating shaft is arranged at the top end of the moving block, a first electric push rod used for driving the positioning rod to turn over is arranged on the supporting plate, and a second electric push rod used for driving the moving block to move is arranged on the mounting seat.
According to a preferable technical scheme of the utility model, the mounting seat is provided with a first dovetail groove, and the bottom end of the moving block is provided with a first dovetail block which is matched with the first dovetail groove to slide.
As a preferred technical scheme of the utility model, a T-shaped sliding groove is formed in the positioning rod, and a sliding block matched with the sliding groove in a sliding manner is arranged at the output end of the first electric push rod through a rotating shaft.
As a preferred technical scheme of the utility model, the base is provided with a limiting mechanism for limiting the contact, the limiting mechanism comprises an L-shaped plate arranged on the base, the top end of the L-shaped plate is provided with an installation groove, a return spring is arranged in the installation groove, and the end part of the installation groove is sleeved with a limiting baffle.
As a preferred technical scheme of the utility model, a pressing mechanism for further pressing the contact is arranged on the base, the pressing mechanism comprises a limit pressing plate arranged on the base through a rotating shaft, and a third electric push rod for driving the limit pressing plate to rotate is arranged on the base.
As a preferred technical scheme of the utility model, one side of the limiting pressure plate is provided with a second dovetail groove, and the output end of the third electric push rod is provided with a second dovetail block which is matched with the second dovetail groove in a sliding manner through a rotating shaft.
The utility model has the beneficial effects that:
1. the isolating switch easy to turn over is characterized in that a turning mechanism for turning over a contact is arranged on a mounting seat, the turning mechanism comprises a moving block which is arranged on the mounting seat in a sliding mode, a supporting plate which is connected with a positioning rod through a rotating shaft is arranged at the top end of the moving block, when the contact and the positioning rod are turned over to insert the contact with a contact finger, the output end of a first electric push rod pushes the positioning rod to rotate by taking the positioning rod and the rotating shaft on the supporting plate as the rotating shaft, after the positioning rod is turned over to be perpendicular to the supporting plate, the output end of a second electric push rod drives the moving block to move towards the direction close to the contact finger, the moving block drives the supporting plate and the first electric push rod to move towards the direction close to the contact finger until the contact is inserted into the contact finger, the contact and the positioning rod are turned over conveniently, and the contact and the positioning rod are convenient to be inserted into the contact finger after being turned over to the horizontal direction, the connection stability of the contact and the contact finger is improved, and the condition that the contact of the contact and the contact finger is poor is avoided.
2. This kind of isolator of easily upset is equipped with on through the base and is used for carrying out spacing stop gear to the contact, and stop gear is including establishing the L shaped plate on the base, before inserting the plug and touch and indicate inside, presses limit baffle downwards earlier for reset spring compresses, and after the contact with touch and indicate to peg graft, under reset spring elastic potential energy's effect, limit baffle carries out spacing check to the contact and keeps off, has avoided the contact to take place with the condition of touching the finger separation.
3. This kind of isolator of easily upset is equipped with on the base and is used for carrying out the hold-down mechanism that further pushes up tightly to the contact, and hold-down mechanism includes and establishes the spacing clamp plate on the base through the pivot, carries out spacing check fender back at limit baffle to the contact, and third electric putter's output promotes spacing clamp plate and rotates, and until spacing clamp plate and contact, under limit baffle and limit clamp plate's the tight mutually supporting effect clamp, further contact and the connection stability who touches the finger.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a reversible disconnector according to the utility model;
fig. 2 is a schematic diagram of a structure a in fig. 1 of an easy-to-flip disconnecting switch of the utility model.
In the figure: 1. a mounting seat; 2. a base; 3. a contact finger; 4. a contact; 5. positioning a rod; 6. a support plate; 7. a slider; 8. a chute; 9. a first electric push rod; 10. a moving block; 11. a first dovetail block; 12. a first dovetail groove; 13. a second electric push rod; 14. a third electric push rod; 15. an L-shaped plate; 16. mounting grooves; 17. a return spring; 18. a limit baffle; 19. a limiting pressure plate; 20. a second dovetail groove; 21. a second dovetail block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-2, the isolating switch easy to turn over according to the present invention includes a mounting base 1, a base 2 connected to the mounting base 1, a contact finger 3 disposed on the base 2, a contact 4 capable of being inserted into the contact finger 3, and a positioning rod 5 disposed on the contact 4, wherein a turning mechanism for turning over the contact 4 is disposed on the mounting base 1, the turning mechanism includes a moving block 10 slidably disposed on the mounting base 1, a supporting plate 6 connected to the positioning rod 5 via a rotating shaft is disposed at a top end of the moving block 10, and a first electric push rod 9 for driving the positioning rod 5 to turn over is disposed, and a second electric push rod 13 for driving the moving block 10 to move is disposed on the mounting base 1.
The mounting base 1 is provided with a first dovetail groove 12, the bottom end of the moving block 10 is provided with a first dovetail block 11 which is matched with the first dovetail groove 12 to slide, and when the moving block 10 moves, the first dovetail block 11 on the moving block 10 moves in the first dovetail groove 12 on the mounting base 1, so that the moving stability of the moving block 10 is improved.
Wherein, set up the spout 8 of T shape on the locating lever 5, the output of first electric putter 9 is equipped with through the pivot with the gliding slider 7 of spout 8 phase-match, when the output of first electric putter 9 promotes locating lever 5 and overturns, slider 7 on the output of first electric putter 9 moves in spout 8 on locating lever 5 for slider 7 rotates through the pivot with the output of first electric putter 9 when locating lever 5 overturns, has improved the stability of locating lever 5 upset.
Wherein, be equipped with on base 2 and be used for carrying out spacing stop gear to contact 4, stop gear is including establishing L shaped plate 15 on base 2, mounting groove 16 has been seted up on the top of L shaped plate 15, the inside of mounting groove 16 is equipped with reset spring 17, the tip cover of mounting groove 16 is equipped with limit baffle 18, before inserting the plug into to touch and indicate 3 inside, press limit baffle 18 down earlier, make reset spring 17 compress, after contact 4 pegs graft with touch and indicate 3, under the effect of reset spring 17 elastic potential energy, limit baffle 18 carries out spacing check to contact 4 and keeps off, the condition emergence of contact 4 with touch and indicate 3 separation has been avoided.
Wherein, be equipped with on base 2 and be used for carrying out the hold-down mechanism that further pushes up tightly to contact 4, hold-down mechanism includes and establishes spacing clamp plate 19 on base 2 through the pivot, be equipped with on base 2 and be used for driving spacing clamp plate 19 pivoted third electric putter 14, carry out spacing check back at limit baffle 18 to contact 4, the output of third electric putter 14 promotes spacing clamp plate 19 and rotates, until limit baffle 19 and contact 4 contact, under limit baffle 18 and 19 mutually supported effect clamp tightly, further contact 4 and the stability of being connected of touching finger 3.
The second dovetail groove 20 is formed in one side of the limiting pressure plate 19, the output end of the third electric push rod 14 is provided with a second dovetail block 21 which is matched with the second dovetail groove 20 in a sliding mode through a rotating shaft, the output end of the third electric push rod 14 pushes the limiting pressure plate 19 to rotate, meanwhile, the second dovetail block 21 moves in the second dovetail groove 20 on the limiting pressure plate 19, and the rotating stability of the limiting pressure plate 19 is improved.
The working principle is as follows: the turnover mechanism for turning over the contact 4 is arranged on the mounting seat 1 and comprises a moving block 10 which is arranged on the mounting seat 1 in a sliding manner, a support plate 6 which is connected with a positioning rod 5 through a rotating shaft is arranged at the top end of the moving block 10, when the contact 4 and the positioning rod 5 are turned over to plug the contact 4 and the contact finger 3, the output end of a first electric push rod 9 pushes the positioning rod 5 to rotate by taking the positioning rod 5 and the rotating shaft on the support plate 6 as the rotating shaft, after the positioning rod 5 is turned to be vertical to the support plate 6, the output end of a second electric push rod 13 drives the moving block 10 to move towards the direction close to the contact finger 3, the moving block 10 drives the support plate 6 and the first electric push rod 9 to move towards the direction close to the contact finger 3 until the contact 4 is plugged into the contact finger 3, the contact 4 and the positioning rod 5 are convenient to turn over, the contact 4 and the positioning rod 5 are convenient to plug the contact 4 into the contact finger 3 after the contact 4 and the positioning rod 5 are turned to the horizontal direction, the connection stability of the contact 4 and the contact finger 3 is improved, and the condition that the contact 4 and the contact finger 3 are not in good contact is avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The isolating switch easy to turn comprises a mounting seat (1), a base (2) connected with the mounting seat (1), a contact finger (3) arranged on the base (2), a contact (4) capable of being inserted into the contact finger (3), and a positioning rod (5) arranged on the contact (4), and is characterized in that a turning mechanism used for turning over the contact (4) is arranged on the mounting seat (1), the turning mechanism comprises a moving block (10) arranged on the mounting seat (1) in a sliding mode, a supporting plate (6) connected with the positioning rod (5) through a rotating shaft is arranged at the top end of the moving block (10), a first electric push rod (9) which is used for driving the positioning rod (5) to turn over is arranged, and a second electric push rod (13) used for driving the moving block (10) to move is arranged on the mounting seat (1).
2. The isolating switch easy to overturn according to claim 1, wherein a first dovetail groove (12) is formed in the mounting base (1), and a first dovetail block (11) matched with the first dovetail groove (12) in a sliding manner is arranged at the bottom end of the moving block (10).
3. The isolating switch easy to overturn according to claim 1, wherein a T-shaped sliding groove (8) is formed in the positioning rod (5), and a sliding block (7) which is matched with the sliding groove (8) and slides is arranged at the output end of the first electric push rod (9) through a rotating shaft.
4. The isolating switch easy to turn over according to claim 1, wherein a limiting mechanism used for limiting the contact (4) is arranged on the base (2), the limiting mechanism comprises an L-shaped plate (15) arranged on the base (2), an installation groove (16) is formed in the top end of the L-shaped plate (15), a return spring (17) is arranged inside the installation groove (16), and a limiting baffle (18) is sleeved at the end part of the installation groove (16).
5. The easy-to-turn isolating switch is characterized in that a pressing mechanism for further pressing the contact (4) is arranged on the base (2), the pressing mechanism comprises a limiting pressure plate (19) arranged on the base (2) through a rotating shaft, and a third electric push rod (14) for driving the limiting pressure plate (19) to rotate is arranged on the base (2).
6. The isolating switch easy to overturn is characterized in that one side of the limiting pressure plate (19) is provided with a second dovetail groove (20), and the output end of the third electric push rod (14) is provided with a second dovetail block (21) matched with the second dovetail groove (20) in a sliding manner through a rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122095114.7U CN216133810U (en) | 2021-09-01 | 2021-09-01 | Isolating switch easy to turn over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122095114.7U CN216133810U (en) | 2021-09-01 | 2021-09-01 | Isolating switch easy to turn over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216133810U true CN216133810U (en) | 2022-03-25 |
Family
ID=80772268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122095114.7U Active CN216133810U (en) | 2021-09-01 | 2021-09-01 | Isolating switch easy to turn over |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216133810U (en) |
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2021
- 2021-09-01 CN CN202122095114.7U patent/CN216133810U/en active Active
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