CN218447594U

CN218447594U - Novel static transfer switch assembly

Info

Publication number: CN218447594U
Application number: CN202222255005.1U
Authority: CN
Inventors: 文智斌
Original assignee: Shenzhen Hanshi Technology Co ltd
Current assignee: Shenzhen Hanshi Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-03
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a novel static transfer switch subassembly, including static transfer switch main part, the top demountable installation of static transfer switch main part has the apron, the inner wall all is fixed with the supporting shoe all around of static transfer switch main part, the top of supporting shoe is fixed with the reference column, the four corners of apron all is equipped with the perforation identical with the reference column structure, the outer end of reference column all passes the outside that the perforation is located the apron top, just the inside of reference column is equipped with the through-hole that is transverse distribution, the centre of through-hole is fixed with the elastic block, the equal sliding connection in both sides of elastic block has the cylinder, the cylindrical outer end is located the outside of through-hole and is fixed with the fixture block, and the fenestrate both sides inner wall all is equipped with the draw-in groove identical with the fixture block structure. This novel static transfer switch subassembly can be convenient connect fixedly to apron and main part for the process of dismantling is more simple and convenient, thereby improves equipment maintenance's work efficiency.

Description

Novel static transfer switch assembly

Technical Field

The utility model relates to a change over switch technical field specifically is a novel static change over switch subassembly.

Background

The static change-over switch is mainly used for power supply switching of two paths of power supplies and is an automatic switching system for selecting one power supply from the other power supplies. Under the normal working state, when the main power supply is in a normal voltage range, the load is always connected with the main power supply. When the main power supply fails, the load is automatically switched to the standby power supply, and after the main power supply is recovered to be normal, the load is automatically switched to the main power supply.

The current static change-over switch is connected apron and main part through a plurality of bolt usually, and the mode of this kind of connection is very loaded down with trivial details, when the staff regularly maintains its inside electronic component, needs to spend a large amount of time to dismantle the bolt to the work efficiency of plant maintenance has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel static change over switch subassembly to solve the present static change over switch that above-mentioned background art provided and be connected apron and main part through a plurality of bolt usually, need spend a large amount of times when the staff regularly maintains its inside electron original paper and carry out the problem of dismantling the bolt.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel static transfer switch subassembly, includes static transfer switch main part, the top demountable installation of static transfer switch main part has the apron, the inner wall all is fixed with the supporting shoe all around of static transfer switch main part, the top of supporting shoe is fixed with the reference column, the four corners of apron all is equipped with the perforation identical with the reference column structure, the outer end of reference column all passes the perforation and is located the outside on apron top, just the inside of reference column is equipped with the through-hole that is transverse distribution, the centre of through-hole is fixed with the elastic block, the equal sliding connection in both sides of elastic block has the cylinder, the cylindrical outer end is located the outside of through-hole and is fixed with the fixture block, and the fenestrate both sides inner wall all is equipped with the draw-in groove identical with the fixture block structure.

Preferably, the clamping block is of a circular arc structure, and the width of the clamping block is smaller than the gap between the outer wall of the positioning column and the inner wall of the through hole.

Preferably, the cylindrical outer sleeve is provided with an annular sliding block, and the inner walls of the two sides of the through hole are provided with annular sliding grooves matched with the annular sliding block structure.

Preferably, a plurality of spring pieces are connected between one side adjacent to the annular sliding block and the inner wall of one side of the annular sliding groove in the through hole.

Preferably, the outer end of the positioning column is sleeved with a soft rubber sleeve, and the diameter of the soft rubber sleeve is slightly larger than that of the through hole.

Preferably, the inner walls of the two sides of the rubber soft sleeve are provided with protrusions, and the outer walls of the two sides of the outer end of the positioning column are provided with notches matched with the protrusions in structure.

Compared with the prior art, the beneficial effects of the utility model are that: this novel static transfer switch subassembly can be convenient connect fixedly to apron and main part for the process of dismantling is more simple and convenient, thereby improves equipment maintenance's work efficiency. The device's apron passes the outside lid of reference column through the perforation in four corners and closes the top in static transfer switch main part to the reference column can utilize the inside structure of through-hole to carry out the block at the in-process of block and fix, fix the reference column spacing in fenestrate inside with this, this makes the apron to connect fixedly at static transfer switch main part top fast, and the process of dismantlement is also more simple and convenient, avoids adopting the mode of bolt fastening to need the staff to spend a large amount of time to dismantle the work efficiency who influences the maintenance.

Drawings

Fig. 1 is a schematic structural view of a novel static transfer switch assembly of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 of the novel static transfer switch assembly of the present invention;

fig. 3 is a schematic view of a connection structure of a cover plate, a positioning column and a rubber soft sleeve of the novel static transfer switch assembly of the present invention;

fig. 4 is a schematic view of a top view structure of a positioning column of the novel static transfer switch assembly of the present invention.

In the figure: 1. a static transfer switch body; 2. a cover plate; 3. a support block; 4. a positioning column; 5. perforating; 6. a through hole; 7. an elastic block; 8. a cylinder; 9. a clamping block; 10. an annular slider; 11. a rubber soft sleeve; 12. and (4) protruding.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel static transfer switch assembly comprises a static transfer switch main body 1, a cover plate 2 is detachably mounted at the top of the static transfer switch main body 1, supporting blocks 3 are welded and fixed on the peripheral inner walls of the static transfer switch main body 1, positioning columns 4 are welded and fixed on the tops of the supporting blocks 3, four corners of the cover plate 2 are provided with through holes 5 matched with the positioning columns 4 in structure, the outer ends of the positioning columns 4 penetrate through the through holes 5 and are positioned outside the top ends of the cover plate 2, through holes 6 which are transversely distributed are formed in the positioning columns 4, elastic blocks 7 are fixed in the middles of the through holes 6, the elastic blocks 7 are made of elastic sponge materials, cylinders 8 are connected to two sides of the elastic blocks 7 in a sliding mode, the outer ends of the cylinders 8 are positioned outside the through holes 6 and are welded and fixed with clamping blocks 9, and clamping grooves matched with the clamping blocks 9 in structure are formed in the inner walls of two sides of the through holes 5, the cover plate 2 with the structure can be covered on the top of the static transfer switch main body 1, the through hole 5 penetrates through the outer part of the positioning column 4, when the through hole 5 is pushed out of the positioning column 4, the cylinder 8 can extrude the elastic block 7 through sliding in the through hole 6, when the clamping grooves on the inner walls on the two sides of the through hole 5 correspond to the clamping blocks 9, the cylinder 8 can automatically drive the clamping blocks 9 to be clamped and fixed in the clamping grooves on the inner walls on the two sides of the through hole 5 under the elastic acting force of the elastic block 7, so that the positioning column 4 is limited and fixed in the through hole 5, the static transfer switch main body 1 and the cover plate 2 can be quickly connected and fixed, the dismounting process is simpler and more convenient, the maintenance work of electronic elements in the static transfer switch main body 1 can be regularly carried out by workers, the problem that the workers need to spend a large amount of time on dismounting to influence the maintenance work efficiency by adopting a bolt fixing mode is avoided, the clamping block 9 is of a circular arc structure, the width of the clamping block 9 is smaller than the gap between the outer wall of the positioning column 4 and the inner wall of the perforation 5, the clamping block 9 of the structure can guarantee the range of sliding on the inner wall of the perforation 5 to be smoothly clamped and fixed into the clamping grooves on the inner walls at two sides of the perforation 5, the circular sliding block 10 is sleeved and fixed outside the cylinder 8, the inner walls at two sides of the through hole 6 are respectively provided with a circular sliding groove matched with the circular sliding block 10 in structure, the cylinder 8 of the structure can drive the circular sliding block 10 to slide on the circular sliding groove on the inner wall of the through hole 6 when sliding in the through hole 6, so that the stability of the cylinder 8 when sliding is better, a plurality of spring parts are connected between one side adjacent to the circular sliding block 10 and the inner wall at one side of the circular sliding groove in the through hole 6, the circular sliding block 10 of the structure can drive the plurality of spring parts to stretch when sliding, this makes cylinder 8 also can drive the draw-in groove that the fixture block 9 card goes into on the 5 both sides inner walls of perforation under the elastic force of spring part, fastness when fixing with the improvement block, the outer pot head of reference column 4 is equipped with rubber soft cover 11, and the diameter of rubber soft cover 11 is a bit bigger than the diameter of perforation 5, the rubber soft cover 11 of this structure can play effectual guard action through the cover in the outer end of reference column 4, avoid the outer end of reference column 4 directly to expose in the outside of apron 2, the both sides inner wall of rubber soft cover 11 all is equipped with arch 12, arch 12 and the soft 11 formula structures as an organic whole of rubber, and the both sides outer wall of reference column 4 outer end all is equipped with the notch identical with protruding 12 structures, the soft cover 11 of rubber of this structure can be through extruding arch 12 in the notch on the reference column 4 outer end, avoid the soft cover 11 condition that drops to appear.

The working principle is as follows: when using this novel static transfer switch subassembly, at first when needs install apron 2 at the top of static transfer switch main part 1, cover apron 2 earlier and close at the top of static transfer switch main part 1 and make perforation 5 all pass the outside of reference column 4, when perforation 5 impels in the outside of reference column 4, cylinder 8 can make fixture block 9 contract to the inboard through the inside extrusion elastic block 7 that slides at through-hole 6, make fixture block 9 also can slide on the inside of perforation 5, when the draw-in groove that until perforation 5 both sides inner wall removed to the position of fixture block 9 corresponds, then cylinder 8 can be at the inside activity of through-hole 6 once more, cylinder 8 can drive annular slider 10 to slide in the annular chute on through-hole 6 inner wall simultaneously and make a plurality of spring part stretch, at this moment cylinder 8 can drive the draw-in fixture block 9 card under the dual elastic force of elastic block 7 and spring part automatically under the dual elastic force of spring part and go into the draw-in groove on perforation 5 both sides inner wall, thereby make reference column 4 by spacing fixed in the inside of static perforation 5, at this moment, but the inside of static transfer switch main part 1 and apron 2 can be convenient the connection together with rubber apron 11 cover plate cover and cover 2 and carry out of the fixed and carry out the fixed location post 2 and carry out the static protection switch main part 2 and carry out the pull work of static transfer switch main part and carry out the pull work, thereby the convenience of the maintenance worker 1, and accomplish the dynamic force of the static transfer switch main part 2, and can take off the top of the convenience of the maintenance worker 1.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel static transfer switch subassembly, includes static transfer switch main part (1), the top demountable installation of static transfer switch main part (1) has apron (2), its characterized in that: the static transfer switch comprises a static transfer switch main body (1), supporting blocks (3) are fixed to the inner walls of the periphery of the static transfer switch main body (1), positioning columns (4) are fixed to the tops of the supporting blocks (3), through holes (5) matched with the positioning columns (4) in structure are formed in the four corners of a cover plate (2), the outer ends of the positioning columns (4) penetrate through the through holes (5) and are located on the outer portion of the top end of the cover plate (2), through holes (6) which are transversely distributed are formed in the inner portions of the positioning columns (4), elastic blocks (7) are fixed in the middles of the through holes (6), cylinders (8) are connected to the two sides of the elastic blocks (7) in a sliding mode, the outer ends of the cylinders (8) are located in the outer portions of the through holes (6) and are fixed with clamping blocks (9), and clamping grooves matched with the structures of the clamping blocks (9) are formed in the inner walls of the two sides of the through holes (5).

2. The novel static transfer switch assembly of claim 1, wherein: the clamping block (9) is of an arc-shaped structure, and the width of the clamping block (9) is smaller than the gap between the outer wall of the positioning column (4) and the inner wall of the through hole (5).

3. The novel static transfer switch assembly of claim 1, wherein: the outer part of the cylinder (8) is sleeved with and fixed with an annular sliding block (10), and the inner walls of the two sides of the through hole (6) are provided with annular sliding grooves matched with the structure of the annular sliding block (10).

4. The novel static transfer switch assembly of claim 3, wherein: a plurality of spring pieces are connected between one side of the annular sliding block (10) adjacent to the inner wall of the through hole (6) on one side of the annular sliding groove.

5. The novel static transfer switch assembly of claim 1, wherein: the outer end of the positioning column (4) is sleeved with a soft rubber sleeve (11), and the diameter of the soft rubber sleeve (11) is slightly larger than that of the through hole (5).

6. The novel static transfer switch assembly of claim 5, wherein: the inner walls of two sides of the rubber soft sleeve (11) are provided with protrusions (12), and the outer walls of two sides of the outer end of the positioning column (4) are provided with notches matched with the protrusions (12) in structure.