CN211719443U

CN211719443U - Protective cap and capacitor with protective cap

Info

Publication number: CN211719443U
Application number: CN202020583499.4U
Authority: CN
Inventors: 陈超林; 陈文军; 黄志勇; 岑伟杰; 付逴偲
Original assignee: Sheng Ye Electrical Co ltd
Current assignee: Sheng Ye Electrical Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-10-20
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a protective cap and a capacitor with the protective cap, which comprises a cap body, wherein the cap body comprises a top wall and a side wall extending downwards along the periphery of the top cover; the top wall and the side wall jointly enclose a wiring space; the top wall is provided with a line hole; at least two mounting holes are formed in the side wall; the inner side of the side wall is provided with a first limiting part and a second limiting part which are distributed at intervals in the height direction of the cap body; spacing space is formed between the first spacing portion and the second spacing portion at intervals. The utility model provides a condenser with helmet, includes the condenser body and the helmet, the one end of condenser forms into the wiring end, the outer peripheral edge joint of wiring end in spacing space. The utility model discloses be convenient for walk the line, and the equipment is convenient.

Description

Protective cap and capacitor with protective cap

Technical Field

The utility model relates to a condenser technical field especially relates to a helmet and have condenser of helmet.

Background

At present, the special helmet is not designed and used in most domestic motor capacitors, or the helmet that uses, but because the main wiring end of installing at the condenser of helmet, after setting up the helmet, when erection joint or wiring, all need take off the helmet, walk the line inconvenient, and the operation is inconvenient, leads to the packaging efficiency low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide a protective cap, which can be used in a capacitor, and is convenient for wiring and assembling.

A second object of the present invention is to provide a capacitor with a protective cap, wherein the protective cap can be directly engaged with the capacitor, and the wiring is convenient.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a protective cap comprising a cap body including a top wall and a sidewall extending downwardly along a periphery of a top cover; the top wall and the side wall jointly enclose a wiring space; the top wall is provided with a line hole; at least two mounting holes are formed in the side wall; at least two mounting holes are circumferentially distributed at intervals around the central axis of the top wall; the inner side of the side wall is provided with a first limiting part and a second limiting part which are distributed at intervals in the height direction of the cap body; spacing space is formed between the first spacing portion and the second spacing portion at intervals.

Further, the first limiting part comprises at least two positioning ribs, the second limiting part comprises at least two buckles, and the bottom ends of the positioning ribs form abutting surfaces; the top end of the buckle is formed into a bearing surface; and the limit space is enclosed by each abutting surface and each bearing surface.

Furthermore, a wire protecting sleeve is arranged on the cap body, and one end of the wire protecting sleeve is formed into a wire inlet end communicated with the wiring space; and the other end of the wire protecting sleeve is formed into a wire outlet end.

Further, the bottom surface of roof is equipped with a plurality of strengthening ribs.

Furthermore, the middle part of the top surface of the top wall protrudes upwards to form a boss, and the inside of the boss forms a cavity communicated with the wiring space; the line hole is opened at the top end of the boss.

Furthermore, at least two heat dissipation holes are formed in the top wall, and the at least two heat dissipation holes are distributed on the periphery of the boss.

The second purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a condenser with helmet, includes the condenser body and the helmet, the one end of condenser forms into the wiring end, the outer peripheral edge joint of wiring end in spacing space.

Further, a flange is arranged on the periphery of the end face of the wiring end; the flange is clamped in the limiting space.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the wire hole of the top wall of the cap body of the protective cap can meet the requirement of capacitor assembly with a special connector, the mounting hole in the side wall can be used for penetrating a screw or a bolt and the like to fix the capacitor and external equipment, and the mounting hole can also be used for wiring the capacitor and fixing the wiring direction. In addition, the spacing space between the first spacing portion that the lateral wall inboard was equipped with and the spacing portion of second can direct joint at the wiring end edge of condenser, the equipment of being convenient for.

2. The wiring end of the capacitor can be protected by the protective cap of the capacitor with the protective cap, the plug connector of the wiring end can be directly led out through the wire hole, the mounting hole in the protective cap can be assembled with external equipment through a cross-connecting screw or a bolt, the circuit of the wiring end can also be led out through the mounting hole, wiring operation can be achieved, and the wiring direction is fixed. In addition, the protective cap can be directly clamped at the edge of the wiring end of the capacitor, so that the capacitor is convenient to assemble.

Drawings

FIG. 1 is a schematic structural view of a helmet of the present invention;

FIG. 2 is a schematic structural view of another perspective of the helmet of the present invention;

FIG. 3 is a schematic structural view of the capacitor with a protective cap according to the present invention;

fig. 4 is an exploded schematic view of the capacitor with a protective cap according to the present invention.

In the figure: 10. a protective cap; 11. a top wall; 111. a wire hole; 112. a boss; 113. heat dissipation holes; 114. reinforcing ribs; 12. a side wall; 121. mounting holes; 122. positioning ribs; 123. buckling; 13. a wire protecting sleeve; 20. a capacitor body; 21. a flange.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

a helmet 10 as shown in fig. 1 and 2 includes a cap body including a top wall 11 and a side wall 12, wherein the side wall 12 extends downward along a periphery of the top cover, and the top wall 11 and the side wall 12 together enclose a wiring space. The top wall 11 is provided with a line hole 111, the side wall 12 is provided with at least two mounting holes 121, and the at least two mounting holes 121 can be circumferentially distributed at intervals around the central axis of the top wall 11.

In addition, a first limiting portion and a second limiting portion are arranged on the inner side of the side wall 12, the first limiting portion and the second limiting portion are distributed at intervals in the height direction of the cap body, and a limiting space is formed between the first limiting portion and the second limiting portion at intervals.

On the basis of the structure, use the utility model discloses a during helmet 10, can overlap helmet 10 in the wiring end that is the condenser, wiring end portion is last circuit or insert plug connectors such as post all can be located the wiring space of helmet 10. Therefore, if the capacitor is provided with plug connectors such as plug posts, the plug connectors can be directly led out from the wire holes 111, and the capacitor assembly with special plug connectors is met.

In addition, at least two mounting holes 121 are formed in the side wall 12, and screws or bolts can be inserted into the mounting holes 121 to fix the capacitor and external equipment, so that the capacitor can be assembled conveniently.

In addition, at least two mounting holes 121 can be used for the circuit to penetrate out, so that the capacitor has different outgoing directions, the circuit on the capacitor can be led out from the mounting holes 121, and the wiring direction of the capacitor can be bundled and fixed. And when the equipment, the spacing space between first spacing portion and the spacing portion of second that is equipped with on the cap body can directly the joint at the wiring end edge of condenser, the equipment of being convenient for.

Further, the first limiting part comprises at least two positioning ribs 122, the second limiting part comprises at least two buckles 123, the bottom ends of the positioning ribs 122 form abutting surfaces, and the top ends of the buckles 123 form bearing surfaces; each abutting surface and each bearing surface jointly enclose a limiting space, so that each abutting surface and each bearing surface jointly enclose the limiting space. Of course, the first limiting portion formed by at least two positioning ribs 122 can be used for clamping, and on the other hand, the strength of the side wall 12 can be enhanced.

It should be noted that, because the capacitor in the market is a cylinder, in the manufacturing process, after the cover plates at the two ends of the capacitor are engaged with the curled edge of the housing, the engaged position will protrude, and thus a protruding edge will be formed at the position corresponding to the curled edge inside the capacitor cap. On this kind of structure basis, can detain the electric capacity cap on the condenser, the protruding edge can block between location muscle 122 and buckle 123, and the spacing space that butt face and bearing surface formed can carry out fine spacing, assembly structure stability to the protruding edge.

In other cases, the protruding structure can be directly formed on the capacitor body 20 for engaging with the limiting space.

Furthermore, a wire protecting sleeve 13 is arranged on the cap body, and one end of the wire protecting sleeve 13 is formed into a wire inlet end communicated with the wiring space; the other end of the grommet 13 is formed as an outlet terminal. Namely, after the cap body is assembled on the capacitor body 20, the electrode wires of the capacitor can be led into the wire protecting sleeve 13 through the wire inlet end and then led out from the wire outlet end, so that the wiring is convenient, and the electrode wires can be protected.

Further, since the top wall 11 is provided with the plurality of ribs 114 on the bottom surface of the top wall 11 and the line holes 111 are provided in the top wall 11, the strength of the top wall 11 may be affected, and therefore, the plurality of ribs 114 may be provided to reinforce the strength of the cap body.

Further, a boss 112 may be formed to protrude upward at the middle portion of the top surface of the top wall 11, a cavity may be formed inside the boss 112, the cavity may be communicated with the wiring space, and the wire hole 111 may be opened at the top end of the boss 112. Through the boss 112 structure that sets up the cavity, can increase the internal space of cap, have bigger wiring space, therefore the circuit of the terminal of the wiring of condenser can obtain better protection, and safe explosion-proof performance is better.

Further, at least two heat dissipation holes 113 may be further formed on the top wall 11, and at least two heat dissipation holes are distributed around the boss 112, so that when the protective cap 10 is used in a capacitor, the terminal portion of the capacitor can be dissipated heat through the at least two heat dissipation holes 113, thereby preventing the end portion of the capacitor from overheating.

Referring to fig. 1-4, the present embodiment further provides a capacitor with a protective cap 10, which includes a capacitor body 20 and the protective cap 10, wherein one end of the capacitor body 20 is formed as a terminal, and an outer peripheral edge of the terminal is clamped in the limiting space.

On the basis of the structure, the protective cap 10 can be sleeved on the terminal of the capacitor body 20, and the circuit on the terminal or the plug-in components such as the plug-in posts can be positioned in the wiring space of the protective cap 10. In this way, if the capacitor body 20 has a plug member such as a plug post, the plug member can be directly led out from the wire hole 111, and the capacitor assembly with a special plug member is satisfied. In addition, at least two mounting holes 121 are formed in the side wall 12, and screws or bolts can be inserted into the mounting holes 121 to fix the capacitor and external equipment, so that the capacitor can be assembled conveniently.

In addition, the mounting hole 121 can form different wire outlet directions on the side wall 12, and the wires on the capacitor body 20 can be led out from the mounting hole 121, so as to provide wire harness and fixed wire routing directions for the capacitor. And when the equipment, the spacing space between first spacing portion and the spacing portion of second that is equipped with on the cap body can directly the joint at the wiring end edge of condenser, the equipment of being convenient for.

Further, the periphery of the end face of the terminal is provided with a flange 21; the flange 21 is engaged in the limit space. It should be noted that, because the capacitor in the current market is a cylinder, in the manufacturing process, after the cover plates at the two ends of the capacitor are engaged with the curled edge of the housing, the engaged position will protrude, that is, the diameter of the engaged position is larger than that of the main body, so that there is a flange 21 at the position corresponding to the curled edge inside the capacitor cap. On the basis of the structure, the capacitor cap can be buckled on the capacitor, the flange 21 can be clamped between the positioning rib 122 and the buckle 123, the limiting space formed by the abutting surface and the bearing surface can be used for limiting the flange 21 well, and the assembling structure is stable.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A protective cap comprises a cap body, and is characterized in that the cap body comprises a top wall and a side wall extending downwards along the periphery of a top cover; the top wall and the side wall jointly enclose a wiring space; the top wall is provided with a line hole; at least two mounting holes are formed in the side wall; at least two mounting holes are circumferentially distributed at intervals around the central axis of the top wall; the inner side of the side wall is provided with a first limiting part and a second limiting part which are distributed at intervals in the height direction of the cap body; spacing space is formed between the first spacing portion and the second spacing portion at intervals.

2. The helmet of claim 1, wherein the first position-limiting portion comprises at least two positioning ribs, the second position-limiting portion comprises at least two snaps, and bottom ends of the positioning ribs are formed as abutting surfaces; the top end of the buckle is formed into a bearing surface; and the limit space is enclosed by each abutting surface and each bearing surface.

3. The helmet as claimed in claim 1, wherein the helmet body is provided with a wire sheath, one end of which is formed as a wire inlet end communicating with the wire connection space; and the other end of the wire protecting sleeve is formed into a wire outlet end.

4. The helmet of claim 1 wherein the bottom surface of said top wall is provided with a plurality of ribs.

5. The helmet of claim 1, wherein the top surface of the top wall is formed as a boss protruding upward from the middle portion thereof, and the boss is formed with a cavity therein to communicate with the wiring space; the line hole is opened at the top end of the boss.

6. The helmet of claim 5, wherein said top wall further defines at least two heat dissipation apertures, said at least two heat dissipation apertures being disposed around said protrusion.

7. A capacitor with a protective cap, characterized by comprising a capacitor body and the protective cap of any one of claims 1-6, wherein one end of the capacitor body is formed into a terminal, and the outer periphery of the terminal is clamped in the limiting space.

8. The capacitor with a protective cap of claim 7, wherein the terminal has a flange on the end face periphery; the flange is clamped in the limiting space.