CN210516666U - Plug-in type fuse holder - Google Patents
Plug-in type fuse holder Download PDFInfo
- Publication number
- CN210516666U CN210516666U CN201921746647.3U CN201921746647U CN210516666U CN 210516666 U CN210516666 U CN 210516666U CN 201921746647 U CN201921746647 U CN 201921746647U CN 210516666 U CN210516666 U CN 210516666U
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- Prior art keywords
- plug
- upper cover
- fuse holder
- holder according
- slot
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a plug-in type fuse holder, which comprises a base and an upper cover, wherein the base is provided with a slot, and a plug-in terminal is arranged in the slot; the upper cover is detachably connected to the port of the base slot in a covering manner; at least two opposite side surfaces of the upper cover are respectively provided with an inward concave cambered surface. The arrangement of the concave cambered surfaces of the upper cover enables two fingers of a person to be matched with the concave cambered surfaces on two sides of the upper cover when the upper cover is pulled up, which is equivalent to form clamping positions, so that the friction force between the fingers and the side surfaces of the upper cover is large, and the upper cover is easy to pull up.
Description
Technical Field
The present invention relates to an electrical component, and more particularly to a plug-in type fuse holder.
Background
The plug-in fuse holder of the prior art generally comprises a base and an upper cover, wherein the upper cover is detachably connected to a port of a slot of the base in a covering manner, and is used for protection and water prevention. When the plug-in type fuse holder is used, the upper cover is often required to be plugged and pulled, and the upper cover is inconvenient to pull up due to the fact that the whole plug-in type fuse holder is small in size and the upper cover is tightly connected with the base. Therefore, some upper covers are provided with anti-slip ribs, but the contact area of the ribs and fingers of a person is small, the friction force is small, and the upper cover is still hard to pull up.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a conveniently pull out plug-in type fuse seat of upper cover to the technical problem that prior art exists.
The utility model provides a technical scheme that its technical problem adopted is: a plug-in type fuse holder comprises a base and an upper cover, wherein the base is provided with a slot, and a plug-in terminal is arranged in the slot; the upper cover is detachably connected to the port of the base slot in a covering manner; at least two opposite side surfaces of the upper cover are respectively provided with an inward concave cambered surface.
Furthermore, the front side face and the rear side face of the upper cover are respectively provided with the concave cambered surfaces.
Furthermore, trademark identification blocks are respectively arranged in the middle of the front side face and the rear side face of the upper cover in a protruding mode, and the inwards concave cambered surfaces are arranged on the front surfaces of the trademark identification blocks.
Furthermore, the concave cambered surface is a circular arc surface.
Furthermore, the plug-in terminal is a spring sheet type terminal and is in surface-to-surface contact with the fuse.
Furthermore, the contact part of the plug terminal and the fuse is of a structure with closed periphery.
Furthermore, the base comprises a plastic seat and an inner container, the plastic seat is provided with the slot, the number of the plug terminals is two, and the two plug terminals are separated by the inner container and are positioned in the slot of the plastic seat; the two plug terminals are respectively connected with outgoing lines, and the outgoing lines of the two plug terminals respectively penetrate through the left end and the right end of the plastic seat one by one.
Furthermore, the bottom of the plastic seat is provided with a lug, and the lug is provided with a through hole.
Furthermore, the upper cover is connected with the plastic seat through a flexible connecting strip.
Furthermore, the upper cover is sleeved on a circle of flanges arranged at the port of the slot.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. because the two opposite side surfaces of the upper cover are respectively provided with the concave cambered surfaces, two fingers of a person can be matched with the concave cambered surfaces on the two sides of the upper cover when the upper cover is pulled up, which is equivalent to form an embedded position, so that the friction force between the fingers and the side surfaces of the upper cover is large, and the upper cover is easy to pull up.
2. The concave cambered surfaces are respectively arranged on the front side surface and the rear side surface of the upper cover, so that the convenience of pulling up the upper cover can be further improved by utilizing the characteristic that the areas of the front side surface and the rear side surface of the upper cover are large and the operation is convenient. Particularly, the middle parts of the front side surface and the rear side surface of the upper cover are respectively provided with a trademark identification block in a protruding mode, and the concave cambered surfaces are arranged on the front surfaces of the trademark identification blocks, so that the arrangement of the concave cambered surfaces is not influenced after trademarks are arranged on the front side surface and the rear side surface of the upper cover.
3. The plug-in terminal is a spring sheet type terminal and is in surface-to-surface contact with the fuse, and the electrical performance of connection between the plug-in terminal and the fuse is improved.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the plug-in type fuse holder of the present invention is not limited to the embodiment.
Drawings
FIG. 1 is an exploded schematic view of the present invention;
fig. 2 is a plan view of the plug terminal of the present invention;
fig. 3 is a front view of the present invention;
fig. 4 is a side view of the present invention.
Detailed Description
In an embodiment, please refer to fig. 1 to 4, the plug-in type fuse holder of the present invention includes a base 1 and an upper cover 2, wherein the base 1 is provided with a slot, and a plug terminal 3 is installed in the slot; the upper cover 2 is detachably connected to a port of the slot of the base 1 in a covering manner, and specifically, the upper cover 2 is connected to a ring of flange 111 arranged at the slot port in a covering manner. At least two opposite side surfaces of the upper cover 2 are respectively provided with an inner concave cambered surface 21, and the inner concave cambered surfaces 21 are arc surfaces.
In this embodiment, the front and rear side surfaces of the upper cover 2 are respectively provided with the concave cambered surfaces 21, in other embodiments, the left and right side surfaces of the upper cover are respectively provided with the concave cambered surfaces, or the front and rear side surfaces, and the left and right side surfaces of the upper cover are respectively provided with the concave cambered surfaces. Moreover, trademark identification blocks 22 are respectively arranged at the middle parts of the front side surface and the rear side surface of the upper cover 2 in a protruding mode, and the concave cambered surfaces 21 are arranged on the front surfaces of the trademark identification blocks 22.
In this embodiment, the plug terminal 3 is a spring plate terminal, and is in surface-to-surface contact with the fuse. Specifically, the portion 31 of the plug terminal 3 contacting the fuse is a structure with a closed periphery, as shown in fig. 2.
In this embodiment, the base 1 includes a plastic seat 11 and an inner container 21, the plastic seat 11 is provided with the slot, the number of the plug terminals 3 is two, and the two plug terminals 3 are separated by the inner container 21 and are positioned in the slot of the plastic seat 11; the two plug terminals 3 are respectively connected with outgoing lines 4, and the outgoing lines 4 of the two plug terminals 3 respectively penetrate through the left end and the right end of the plastic seat 11 one by one.
In this embodiment, the bottom of the plastic seat 11 is provided with a protrusion 112, the protrusion 112 is provided with a through hole 113, and specifically, the through hole 113 is through from front to back. When in use, the binding belt can be tied by utilizing the through hole 1 so as to fix the fuse holder on the corresponding part of the application field. Therefore, the through hole 113 may also be referred to as a tie hole.
In this embodiment, the upper cover 2 is connected with the plastic seat 11 through the flexible connecting strip 5, so as to prevent the upper cover 2 from being lost.
The utility model discloses a plug-in type fuse seat, when upper cover 2 was opened to needs, unable adjustment base 1 on one hand, thumb and forefinger on the other hand were put respectively on the indent cambered surface 21 of both sides around upper cover 2, added the application of force slightly again, can pull up upper cover 2. The inner concave cambered surfaces 21 arranged on the front side and the rear side of the upper cover 2 can be matched with the outer convex cambered surfaces formed on the surfaces of the fingers of a person, which is equivalent to form a clamping position, so that the friction force between the fingers and the side surfaces of the upper cover 2 is large, and the upper cover 2 is easy to pull up.
The above embodiments are only used to further illustrate the plug-in type fuse holder of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification of the above embodiments by the technical entity of the present invention all fall into the protection scope of the technical solution of the present invention.
Claims (10)
1. A plug-in type fuse holder comprises a base and an upper cover, wherein the base is provided with a slot, and a plug-in terminal is arranged in the slot; the upper cover is detachably connected to the port of the base slot in a covering manner; the method is characterized in that: at least two opposite side surfaces of the upper cover are respectively provided with an inward concave cambered surface.
2. The plug-in fuse holder according to claim 1, characterized in that: the front side face and the rear side face of the upper cover are respectively provided with the concave cambered surfaces.
3. The plug-in fuse holder according to claim 2, characterized in that: the middle parts of the front side surface and the rear side surface of the upper cover are respectively provided with a trademark identification block in a protruding mode, and the inwards concave cambered surface is arranged on the front surface of the trademark identification block.
4. A plug-on fuse holder according to claim 1, 2 or 3, characterized in that: the concave cambered surface is an arc surface.
5. The plug-in fuse holder according to claim 1, characterized in that: the plug-in terminal is a spring sheet type terminal and is in surface-to-surface contact with the fuse.
6. The plug-in fuse holder according to claim 5, characterized in that: the contact part of the plug terminal and the fuse is of a structure with closed periphery.
7. The plug-in fuse holder according to claim 1, characterized in that: the base comprises a plastic seat and an inner container, the plastic seat is provided with the slots, the number of the plug terminals is two, and the two plug terminals are separated by the inner container and are positioned in the slots of the plastic seat; the two plug terminals are respectively connected with outgoing lines, and the outgoing lines of the two plug terminals respectively penetrate through the left end and the right end of the plastic seat one by one.
8. The plug-in fuse holder according to claim 7, wherein: the bottom of the plastic seat is provided with a lug, and the lug is provided with a through hole.
9. The plug-in fuse holder according to claim 7, wherein: the upper cover is connected with the plastic seat through a flexible connecting strip.
10. The plug-in fuse holder according to claim 1, characterized in that: the upper cover is sleeved on a circle of flange arranged at the port of the slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746647.3U CN210516666U (en) | 2019-10-17 | 2019-10-17 | Plug-in type fuse holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746647.3U CN210516666U (en) | 2019-10-17 | 2019-10-17 | Plug-in type fuse holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210516666U true CN210516666U (en) | 2020-05-12 |
Family
ID=70573040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921746647.3U Active CN210516666U (en) | 2019-10-17 | 2019-10-17 | Plug-in type fuse holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210516666U (en) |
-
2019
- 2019-10-17 CN CN201921746647.3U patent/CN210516666U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |