CN213936032U - Novel fusing type isolating switch - Google Patents
Novel fusing type isolating switch Download PDFInfo
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- CN213936032U CN213936032U CN202120300942.7U CN202120300942U CN213936032U CN 213936032 U CN213936032 U CN 213936032U CN 202120300942 U CN202120300942 U CN 202120300942U CN 213936032 U CN213936032 U CN 213936032U
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Abstract
The utility model provides a novel fuse-type isolator, including the switch body, the top and the bottom of switch body are provided with handle and interface respectively, the both sides and the front side of switch body are provided with side guard plate and positive guard plate respectively. By adopting the technical scheme, the beneficial effects of the utility model are that: the utility model discloses utilizing positive guard plate and side guard plate to protect the switch body, through the cooperation of extrusion spring and stripper plate, subduing external impact, reducing the injury that the switch body received, help extension fixture's result of use.
Description
Technical Field
The utility model belongs to the technical field of fuse-type isolator technique and specifically relates to a novel fuse-type isolator is related to.
Background
The low-voltage fuse type isolating switch has the advantages of low manufacturing cost, stable operation and convenient maintenance and is widely applied to the low-voltage side outgoing line of the rack type transformer. The existing low-voltage fuse type isolating switch generally comprises an installation base, a fixed contact, a moving contact and a fuse link, wherein the fixed contact and the moving contact are installed on the installation base; the static contact and the moving contact are respectively arranged on the insulating column. In an electric power system, a low-voltage fuse type isolation switch controls the on-off of current and plays an important role. When the fuse link is fused, the moving contact is detached and replaced by electric power personnel in time, and then the fuse link is installed. Low-voltage fuses and low-voltage circuit breakers are electrical devices used for short-circuit and overload protection. In recent years, more circuit breakers are adopted in civil building electrical design in China, and fuses and circuit breakers are basically adopted by half in economically developed countries. And introduces the application of the low-voltage fuse type isolating switch.
The appearance of the traditional fuse type isolating switch is of a plastic shell structure, and the shell of the plastic structure is too fragile, poor in impact resistance and easy to damage when being impacted by the outside.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel fuse-type isolator to traditional fuse-type isolator outward appearance that proposes in solving above-mentioned background art is the plastic housing structure, and the shell of plastic structure is too fragile, and the impact resistance effect is poor, when receiving external striking and damage scheduling problem easily.
The technical scheme of the utility model is realized like this:
the utility model provides a novel fuse-type isolator, includes the switch body, the top and the bottom of switch body are provided with handle and interface respectively, the both sides and the front side of switch body are provided with side guard plate and positive guard plate respectively.
Preferably, the both sides and the front side of switch body have all been seted up the mounting groove, the inside of mounting groove is provided with the stripper plate, the stripper plate with be provided with extrusion spring between the tank bottom of mounting groove.
Preferably, a sealing cover is arranged at an opening of the mounting groove, a through hole is formed in the sealing cover, and the side protection plate and the front protection plate are connected with the extrusion plate through connecting rods.
Preferably, a movable cover is arranged on the front side of the front protection plate.
Preferably, the corner positions of the front protection plate and the side protection plate are provided with round chamfers.
Preferably, the front protection plate and the side protection plate are both of an insulating plastic structure.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses utilizing positive guard plate and side guard plate to protect the switch body, through the cooperation of extrusion spring and stripper plate, subduing external impact, reducing the injury that the switch body received, help extension fixture's result of use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 these drawings without inventive exercise.
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is an installation schematic diagram of the front protection plate and the side protection plate of the present invention.
Wherein:
1. a switch body; 2. a handle; 3. a side guard plate; 4. a front protection plate; 5. a movable cover; 6. mounting grooves; 7. a sealing cover; 8. a through hole; 9. a pressing plate; 10. a compression spring; 11. a connecting rod; 12. an interface.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a novel fuse type disconnecting switch comprises a switch body 1, wherein a handle 2 and a plug port 12 are respectively arranged at the top and the bottom of the switch body 1, and a side protection plate 3 and a front protection plate 4 are respectively arranged at two sides and the front side of the switch body 1.
Specifically, mounting grooves 6 are formed in the two sides and the front side of the switch body 1, a squeezing plate 9 is arranged inside the mounting grooves 6, and a squeezing spring 10 is arranged between the squeezing plate 9 and the bottom of the mounting grooves 6; a sealing cover 7 is arranged at an opening of the mounting groove 6, a through hole 8 is formed in the sealing cover 7, and the side protection plate 3 and the front protection plate 4 are connected with the extrusion plate 9 through connecting rods 11; so set up, when switch body 1 received external unexpected striking, side guard plate 3 received the impact with positive guard plate 4 at first, and side guard plate 3 and positive guard plate 4 pass through connecting rod 11 and stripper plate 9 and inwards compress extrusion spring 10, utilize extrusion spring 10's self elasticity to subduct the impact that receives, and protection switch body 1 does not receive the injury.
Specifically, a movable cover 5 is arranged on the front side of the front protection plate 4; so set up, through setting up removable cover 5 and facilitate the change of fusing device.
Specifically, the corner positions of the front protection plate 4 and the side protection plate 3 are provided with round chamfers; avoid the staff to touch the corner of positive guard plate 4 and side guard plate 3 outside through setting up circular chamfer, make the staff be injured.
Specifically, the front protection plate 4 and the side protection plate 3 are both of an insulating plastic structure; so set up, can increase the structural strength of positive guard plate 4 and side guard plate 3, but also can prevent that the electric current from leaking, improve the security performance of device.
The working principle is as follows:
when switch body 1 receives external unexpected striking, side guard plate 3 receives the impact with positive guard plate 4 at first, and side guard plate 3 and positive guard plate 4 pass through connecting rod 11 and stripper plate 9 internal compression extrusion spring 10, utilize extrusion spring 10's self elasticity to subdue the impact that receives, protect switch body 1 not hurt, the utility model discloses utilize positive guard plate 4 and side guard plate 3 to protect switch body 1, through the cooperation of extrusion spring 10 and stripper plate 9, subdue external impact, reduce the injury that switch body 1 received, help extension fixture's result of use.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 utility model provides a novel fuse-type isolator which characterized in that: the novel switch is characterized by comprising a switch body (1), wherein the top and the bottom of the switch body (1) are respectively provided with a handle (2) and a plug interface (12), and two sides and the front side of the switch body (1) are respectively provided with a side protection plate (3) and a front protection plate (4).
2. The novel fused isolator switch of claim 1, wherein: mounting groove (6) have all been seted up to the both sides and the front side of switch body (1), the inside of mounting groove (6) is provided with stripper plate (9), stripper plate (9) with be provided with extrusion spring (10) between the tank bottom of mounting groove (6).
3. The novel fused isolator switch of claim 2, wherein: the opening part of mounting groove (6) is provided with sealed lid (7), through-hole (8) have been seted up on sealed lid (7), side guard plate (3) with positive guard plate (4) all through connecting rod (11) with stripper plate (9) link to each other.
4. The novel fused isolator switch of claim 1, wherein: the front side of the positive protection plate (4) is provided with a movable cover (5).
5. The novel fused isolator switch of claim 1, wherein: the corner positions of the front protection plate (4) and the side protection plate (3) are provided with round chamfers.
6. The novel fused isolator switch of claim 1, wherein: the positive protection plate (4) and the side protection plate (3) are both of an insulating plastic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300942.7U CN213936032U (en) | 2021-02-03 | 2021-02-03 | Novel fusing type isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300942.7U CN213936032U (en) | 2021-02-03 | 2021-02-03 | Novel fusing type isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213936032U true CN213936032U (en) | 2021-08-10 |
Family
ID=77159387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300942.7U Active CN213936032U (en) | 2021-02-03 | 2021-02-03 | Novel fusing type isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213936032U (en) |
-
2021
- 2021-02-03 CN CN202120300942.7U patent/CN213936032U/en active Active
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