CN212625189U - Capacitor with waterproof structure - Google Patents

Abstract

The utility model relates to the technical field of capacitor devices, in particular to a capacitor with a waterproof structure, wherein a capacitor body is sleeved in an inner cavity of an outer shell, the top surface of the outer shell is fixedly connected with the lower surface of a top plate of the capacitor body, an outer fin is arranged on the outer wall of the outer shell, an outer cavity is arranged on the outer wall of the outer shell, an inner cavity is arranged on the inner wall of the outer shell, a top through hole which is used for separating the outer cavity from the inner cavity and is arranged on the position close to the top end of a separating groove body is arranged between the outer cavity and the inner cavity, a bottom through hole is arranged at the center of the bottom of the separating groove body, an inner fin is arranged on the outer side wall of the capacitor body along the vertical direction, a clamping groove which is matched with the inner fin on the outer side wall of the capacitor body, the outer cavity and the inner cavity are filled with cooling liquid; the problem of the condenser be difficult to have concurrently waterproof and heat dissipation function is solved.

Description

Capacitor with waterproof structure

Technical Field

The utility model relates to a capacitor device technical field specifically is a condenser with waterproof construction.

Background

A capacitor, a device that holds an electrical charge. The capacitor is one of electronic elements widely used in electronic equipment, and is widely applied to aspects of blocking AC, coupling, bypassing, filtering, tuning loop, energy conversion, control and the like in a circuit.

In order to enable the capacitor to be applied to a humid and water-containing environment, a waterproof shell is often arranged outside the capacitor, but the design is not beneficial to heat dissipation of the capacitor, so that heat generated by operation of the capacitor cannot be timely dissipated, and the service life of the capacitor is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a condenser with waterproof construction has solved current condenser and has been difficult to have concurrently waterproof and heat dissipation function's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a condenser with waterproof construction, includes capacitor body, capacitor body's outside is provided with the shell body, capacitor body's top surface fixedly connected with roof, capacitor body suit in the inner chamber of shell body, the top surface of shell body with the lower fixed surface of roof is connected, the outer wall of shell body is provided with outer fin, the outer wall position that is close to of shell body wall body is provided with outer cavity, the inner wall position that is close to of shell body wall body is provided with interior cavity, outer cavity with be provided with the partition cell body between the interior cavity, the top through-hole that is used for the intercommunication is offered to the top position that is close to of partition cell body outer cavity and interior cavity, the bottom central point that separates the cell body puts and has seted up the bottom through-hole, capacitor body's lateral wall is connected with interior fin along vertical direction, the inner wall of shell body be provided with capacitor The clamping groove is connected in a clamped mode, the inner end of the clamping groove is communicated with the inner cavity, the bottom of the central cavity of the outer shell is communicated with the bottom end of the inner cavity, and the outer cavity is filled with cooling liquid.

Preferably, the upper surface of the outer shell, which is close to the outer edge, is provided with a plurality of threaded holes, the position, which is close to the outer edge, of the upper surface of the top plate is provided with a circular groove, the bottom surface of the inner cavity of the circular groove is in threaded sleeve connection with a connecting bolt, and the bottom end of the connecting bolt penetrates through the lower surface of the top plate and then is in threaded sleeve connection with the threaded holes.

Preferably, a water sealing structure is arranged between the lower surface of the top plate and the upper surface of the outer shell.

Preferably, the bottom surface of the capacitor body is provided with an inner fin.

Preferably, the separation groove body is made of heat insulation materials.

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

1. the utility model relates to a capacitor body not only has and is used for waterproof shell body, possesses the function of independently dispelling the heat moreover.

2. The utility model relates to an outer wall of condenser body is equipped with the inner fin, and the shell body is equipped with the outer fin, has improved the whole heat exchange's of condenser efficiency greatly.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

fig. 2 is a schematic perspective view of the capacitor body of the present invention;

FIG. 3 is a schematic perspective view of the outer casing of the present invention;

fig. 4 is a schematic sectional view of a-a in fig. 1 according to the present invention.

In the figure: 1-a capacitor body; 11-inner fins; 2-a top plate; 21-round groove; 3-an outer shell; 31-outer fins; 32-an outer cavity; 33-inner cavity; 34-a separation groove body; 35-top via; 36-bottom via; 37-card slot; 38-a threaded hole; 4-connecting bolts.

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 capacitor with a waterproof structure, including a capacitor body 1, an outer shell 3 is disposed outside the capacitor body 1, a top surface of the capacitor body 1 is fixedly connected with a top plate 2, the capacitor body 1 is sleeved in an inner cavity of the outer shell 3, the top surface of the outer shell 3 is fixedly connected with a lower surface of the top plate 2, an outer fin 31 is disposed on an outer wall of the outer shell 3, an outer cavity 32 is disposed near an outer wall of a wall body of the outer shell 3, an inner cavity 33 is disposed near an inner wall of the wall body of the outer shell 3, a separation groove 34 is disposed between the outer cavity 32 and the inner cavity 33, a top through hole 35 for communicating the outer cavity 32 and the inner cavity 33 is disposed near a top end of the separation groove 34, a bottom through hole 36 is disposed at a bottom center of the separation groove 34, an, the inner wall of the outer shell 3 is provided with a clamping groove 37 which is matched with the inner fin 11 on the outer side wall of the capacitor body 1 in a sliding clamping mode along the vertical direction, the inner end of the clamping groove 37 is communicated with the inner cavity 33, the bottom of the central cavity of the outer shell 3 is communicated with the bottom end of the inner cavity 33, and the outer cavity 32 and the inner cavity 33 are filled with cooling liquid.

In conclusion, when the capacitor is used, the capacitor body 1 is enclosed by the top plate 2 and the outer shell 3, so that the capacitor body 1 has better sealing and waterproof performance; the heat generated when the capacitor body 1 works is transferred to the cooling liquid in the inner cavity 33 through the outer wall and the inner fins 11 of the capacitor body, after the cooling liquid absorbs the heat, the temperature of the cooling liquid rises, so that the cooling liquid absorbing the heat enters the outer cavity 32 through the top through hole 35, and the cooling liquid in the outer cavity 32 enters the inner cavity 33 through the bottom through hole 36 to form circulating flowing liquid; the cooling liquid absorbing heat radiates heat to the external environment through the outer wall of the outer shell 3 and the outer fins 31 so as to realize the re-cooling and temperature reduction of the cooling liquid; the heat generated by the capacitor body 1 is continuously exchanged to the external environment by the cooling liquid which flows circularly, so that the cooling and heat dissipation effects of the capacitor body 1 are achieved.

In the embodiment, the upper surface of the outer shell 3 close to the outer edge is provided with a plurality of threaded holes 38, the position of the upper surface of the top plate 2 close to the outer edge is provided with a circular groove 21, the bottom surface of the inner cavity of the circular groove 21 is in threaded sleeve connection with a connecting bolt 4, and the bottom end of the connecting bolt 4 penetrates through the lower surface of the top plate 2 and then is in threaded sleeve connection with the threaded holes 38; so that the connecting bolt 4 is used for firmly connecting the outer shell 3 and the top plate 2 into an integral shell structure in use.

In this embodiment, a water sealing structure is provided between the lower surface of the top plate 2 and the upper surface of the outer casing 3.

In this embodiment, the bottom surface of the capacitor body 1 is provided with the inner fin 11, so that the efficiency of heat exchange between the capacitor body 1 and the coolant is improved when the capacitor is used.

In this embodiment, the separation groove 34 is made of a heat insulation material; when in use, the obvious temperature difference between the cooling liquid in the inner cavity 33 and the cooling liquid in the outer cavity 32 can be effectively ensured.

The working principle is as follows: when the capacitor is used, the top plate 2 and the outer shell 3 are connected through the connecting bolt 4 to form an integral shell structure so as to surround the capacitor body 1 inside, so that the capacitor body 1 has better sealing and waterproof performances; the heat generated when the capacitor body 1 works is transferred to the cooling liquid in the inner cavity 33 through the outer wall and the inner fins 11 of the capacitor body, after the cooling liquid absorbs the heat, the temperature of the cooling liquid rises, so that the cooling liquid absorbing the heat enters the outer cavity 32 through the top through hole 35, and the cooling liquid in the outer cavity 32 enters the inner cavity 33 through the bottom through hole 36 to form circulating flowing liquid; the cooling liquid absorbing heat radiates heat to the external environment through the outer wall of the outer shell 3 and the outer fins 31 so as to realize the re-cooling and temperature reduction of the cooling liquid; the heat generated by the capacitor body 1 is continuously exchanged to the external environment by the cooling liquid which flows circularly, so that the cooling and heat dissipation effects of the capacitor body 1 are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a condenser with waterproof construction, includes capacitor body (1), the outside of capacitor body (1) is provided with shell body (3), its characterized in that: the capacitor comprises a capacitor body (1), wherein a top plate (2) is fixedly connected to the top surface of the capacitor body (1), the capacitor body (1) is sleeved in an inner cavity of an outer shell (3), the top surface of the outer shell (3) is fixedly connected with the lower surface of the top plate (2), an outer fin (31) is arranged on the outer wall of the outer shell (3), an outer cavity (32) is arranged at the position, close to the outer wall, of the wall body of the outer shell (3), an inner cavity (33) is arranged at the position, close to the inner wall, of the wall body of the outer shell (3), a separation groove body (34) is arranged between the outer cavity (32) and the inner cavity (33), a top through hole (35) used for communicating the outer cavity (32) and the inner cavity (33) is formed at the position, a bottom through hole (36) is formed at the center position of the bottom of the separation groove body (34), an inner, the inner wall of shell body (3) be provided with condenser body (1) lateral wall interior fin (11) along draw-in groove (37) that vertical direction slip joint matches, the inner end of draw-in groove (37) with interior cavity (33) intercommunication, the bottom of shell body (3) center cavity with the bottom intercommunication of interior cavity (33), outer cavity (32) with be filled with the coolant liquid in interior cavity (33).

2. A capacitor having a waterproof structure according to claim 1, wherein: a plurality of threaded holes (38) are formed in the upper surface, close to the outer edge, of the outer shell (3), circular grooves (21) are formed in the position, close to the outer edge, of the upper surface of the top plate (2), connecting bolts (4) are sleeved on the bottom surface of the inner cavity of the circular grooves (21), and the bottom ends of the connecting bolts (4) penetrate through the lower surface of the top plate (2) and are in threaded sleeve matching with the threaded holes (38).

3. A capacitor having a waterproof structure according to claim 2, wherein: and a water sealing structure is arranged between the lower surface of the top plate (2) and the upper surface of the outer shell (3).

4. A capacitor having a waterproof structure according to claim 1, wherein: the bottom surface of the capacitor body (1) is provided with inner fins (11).

5. A capacitor having a waterproof structure according to claim 4, wherein: the separation groove body (34) is made of heat insulation materials.

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