CN216871838U - Load switch for environment-friendly medium-voltage ring network switchgear - Google Patents
Load switch for environment-friendly medium-voltage ring network switchgear Download PDFInfo
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- CN216871838U CN216871838U CN202220571142.3U CN202220571142U CN216871838U CN 216871838 U CN216871838 U CN 216871838U CN 202220571142 U CN202220571142 U CN 202220571142U CN 216871838 U CN216871838 U CN 216871838U
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Abstract
The utility model discloses an environment-friendly load switch for medium-voltage ring network switchgear, which comprises two side plates and a reset mechanism fixedly arranged between the two side plates, wherein the reset mechanism comprises at least two cams, a limiting block and an inserting rod, the limiting block is connected with the cams in an inserting mode, the limiting block is provided with a stroke groove with a bent groove structure and abuts against the outer side parts of the two cams, one side surface, close to the cams, of the limiting block is provided with at least one limiting convex column, the end part of the limiting convex column is provided with a semispherical part, and graphite powder is plated on the surface of the semispherical part. The limiting convex column is arranged on the surface, which is in contact with the cam, of the limiting block, the hemispherical part is arranged at the end part of the limiting convex column and is matched with the guide groove arranged near the stroke groove, so that the friction between the cam and the limiting block is greatly reduced, the outer surface of the hemispherical part is coated with graphite powder, and the friction force between the hemispherical part and the guide groove is further reduced, so that the service life of the limiting block is prolonged.
Description
Technical Field
The utility model relates to the technical field of ring network switch equipment, in particular to an environment-friendly load switch for medium-voltage ring network switch equipment.
Background
Cam among the prior art leans on the stopper butt to carry on spacingly, but the cam can rub each other with the stopper at the rotation in-process, and along with the increase of live time, the stopper can have certain wearing and tearing to lead to not hard up that the cam is connected to lead to canceling release mechanical system to probably break down.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the problems, the utility model provides the load switch for the environment-friendly medium-voltage ring network switch equipment, which has a simple structure and effectively prevents the friction between the cam and the limiting block.
(II) technical scheme
The utility model relates to an environment-friendly load switch for medium-voltage ring network switchgear, which comprises two side plates and a reset mechanism fixedly arranged between the two side plates, wherein the reset mechanism comprises at least two cams, a limiting block and an inserting rod, the limiting block is connected with the cams in an inserting mode, the limiting block is provided with a stroke groove with a curved groove structure and abuts against the outer side parts of the two cams, one side surface of the limiting block, which is close to the cams, is provided with at least one limiting convex column, the end part of the limiting convex column is provided with a hemispherical part, graphite powder is plated on the surface of the hemispherical part, one side of the cams, which is close to the limiting block, is provided with a guide groove matched with the limiting convex column, and the shape of the guide groove is the same as the radian of the stroke groove.
In the utility model, two end parts of the inserted bar are provided with the pin shafts and the through grooves convenient for the pin shafts to connect.
In the utility model, the reset mechanism further comprises an auxiliary arm and a rotating shaft which is rotatably arranged on the auxiliary arm, and the cam is sleeved on the rotating shaft.
In the utility model, two ends of the auxiliary arm are fixedly connected with the two side plates through bolts.
In the utility model, the limiting convex column is abutted in the guide groove through the hemispherical part, and the inner side wall of the guide groove is provided with a cambered surface matched with the hemispherical part.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) the limiting convex column is arranged on the surface, in contact with the cam, of the limiting block, the hemispherical portion is arranged at the end portion of the limiting convex column and is matched with the guide groove arranged near the stroke groove, friction between the cam and the limiting block is greatly reduced, graphite powder is coated on the outer surface of the hemispherical portion, and friction force between the hemispherical portion and the guide groove is further reduced, so that the service life of the limiting block is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic perspective view of a load switch according to embodiment 1;
FIG. 2 is a schematic perspective view of a stopper in embodiment 1;
fig. 3 is a schematic perspective view of the cam according to embodiment 1.
1. Side plate, 2, reset mechanism, 3, cam, 4, limiting block, 5, inserted link, 6, auxiliary arm, 7, rotating shaft, 8, spring, 9, limiting plate, 10, arc extinguish chamber, 11, sleeve, 12, limiting convex column, 13, guide groove, 14, hemispherical portion, 15, graphite powder, 16, stroke groove, 17, pin shaft, 18 and through groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-3 an environment-friendly load switch for medium voltage looped network switchgear, including two blocks of curb plates 1 and the canceling release mechanical system 2 of fixed mounting between two curb plates 1, canceling release mechanical system 2 includes two at least cams 3, the stopper 4 of being connected with cam 3 interlude, the inserted bar 5 of connecting stopper 4, auxiliary arm 6, rotates pivot 7, spring 8 and the limiting plate 9 of cup jointing on auxiliary arm 6, the below of canceling release mechanical system 2 is equipped with explosion chamber 10, and the top of explosion chamber 10 is equipped with sleeve pipe 11, spring 8 then cup joints on sleeve pipe 11 and the mutual butt in top of cam 3 and spring 8.
Further, a stroke groove 16 with a curved groove structure is arranged on the cam 3, the limiting block 4 abuts against the outer side portions of the two cams 3, at least one limiting convex column 12 is arranged on one side face, close to the cam 3, of the limiting block 4, a hemispherical portion 14 is arranged at the end portion of the limiting convex column 12, graphite powder 15 is plated on the surface of the hemispherical portion 14, a guide groove 13 matched with the limiting convex column 12 is arranged on one side, close to the limiting block 4, of the cam 3, and the radian of the guide groove 13 is the same as that of the stroke groove 16.
Furthermore, two end portions of the inserted link 5 are provided with a pin 17 and a through groove 18 for facilitating connection of the pin 17, and the cam 3 is sleeved on the rotating shaft 7. Two ends of the auxiliary arm 6 are fixedly connected with the two side plates 1 through bolts, the limiting convex column 12 is abutted in the guide groove 13 through the hemispherical part 14, and the inner side wall of the guide groove 13 is provided with a cambered surface matched with the hemispherical part 14. That is, no matter how the cam 3 rotates, the semispherical part 14 of the limiting convex column 12 is in contact friction with the guide groove 13, and the graphite powder 15 is arranged on the surface of the semispherical part 14, so that the friction force between the limiting convex column 12 and the guide groove 13 is greatly reduced, and the abrasion time of the limiting convex column 12 is effectively prolonged.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (5)
1. A load switch for an environment-friendly medium-voltage ring network switch device comprises two side plates (1) and a reset mechanism (2) fixedly arranged between the two side plates (1), wherein the reset mechanism (2) comprises at least two cams (3), limiting blocks (4) in alternate connection with the cams (3) and inserting rods (5) connected with the limiting blocks (4),
the method is characterized in that:
be equipped with stroke groove (16) of curved groove structure on cam (3), and stopper (4) then the butt outside portion at two cams (3), stopper (4) are close to and are equipped with at least one spacing projection (12) on cam (3) a side, the tip of spacing projection (12) is equipped with hemisphere portion (14) and has plated graphite powder (15) on the surface of hemisphere portion (14), cam (3) are close to stopper (4) one side then be equipped with spacing projection (12) complex guide way (13), the radian of guide way (13) is the same with the radian of stroke groove (16).
2. The environment-friendly load switch for medium voltage ring network switchgear according to claim 1, wherein: and two ends of the inserted bar (5) are provided with a pin shaft (17) and a through groove (18) convenient for the connection of the pin shaft (17).
3. The environment-friendly load switch for medium voltage ring network switchgear according to claim 1, wherein: the reset mechanism (2) further comprises an auxiliary arm (6) and a rotating shaft (7) rotatably arranged on the auxiliary arm (6), and the cam (3) is sleeved on the rotating shaft (7).
4. The environment-friendly load switch for medium voltage ring network switchgear according to claim 3, wherein: and two ends of the auxiliary arm (6) are fixedly connected with the two side plates (1) through bolts.
5. The environment-friendly load switch for medium voltage ring network switchgear according to claim 1, wherein: the limiting convex column (12) is abutted to the inside of the guide groove (13) through the hemispherical part (14), and the inner side wall of the guide groove (13) is provided with a cambered surface matched with the hemispherical part (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220571142.3U CN216871838U (en) | 2022-03-16 | 2022-03-16 | Load switch for environment-friendly medium-voltage ring network switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220571142.3U CN216871838U (en) | 2022-03-16 | 2022-03-16 | Load switch for environment-friendly medium-voltage ring network switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216871838U true CN216871838U (en) | 2022-07-01 |
Family
ID=82123911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220571142.3U Active CN216871838U (en) | 2022-03-16 | 2022-03-16 | Load switch for environment-friendly medium-voltage ring network switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216871838U (en) |
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2022
- 2022-03-16 CN CN202220571142.3U patent/CN216871838U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Chuanhuang Power Technology Co.,Ltd. Assignor: CHUANLI ELECTRIC Co.,Ltd. Contract record no.: X2023980040968 Denomination of utility model: An environmentally friendly load switch for medium voltage ring network switchgear Granted publication date: 20220701 License type: Common License Record date: 20230902 |