CN213691773U

CN213691773U - Power capacitor with good heat dissipation performance

Info

Publication number: CN213691773U
Application number: CN202022734843.8U
Authority: CN
Inventors: 李钢
Original assignee: Shanghai Sharewell Like To Electrical Technology Co ltd
Current assignee: Shanghai Sharewell Like To Electrical Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-13
Anticipated expiration: 2030-11-24

Abstract

The utility model belongs to the technical field of power capacitors, and particularly discloses a power capacitor with good heat dissipation performance, which comprises a shell, wherein a capacitor core is arranged in the shell, through grooves are formed in the left side and the right side of the shell, and heat dissipation fans are arranged in the through grooves; a ventilation pipe is arranged outside the shell, a dust screen is arranged in the ventilation pipe, one end of the ventilation pipe is connected with an ear plate, an inserting plate movably penetrates through the ear plate, and one end of the inserting plate is fixedly connected with the shell; a positioning groove is formed in one side of the plug board, a positioning assembly is mounted at the upper end and the lower end of the shell and comprises a fixed plate, the fixed plate is located on one side of the plug board, one end of the fixed plate is fixedly connected with the shell, a lead screw penetrates through the fixed plate, a rotary button is fixedly connected to the bottom end of the lead screw, a mounting plate is fixedly connected to the top end of the lead screw, a positioning plate is rotatably connected to the top of the mounting plate, and the positioning plate and one side, away from the; the utility model discloses possess waterproof dustproof effect when improving shell radiating efficiency, and be convenient for overhaul the heat dissipation fan.

Description

Power capacitor with good heat dissipation performance

Technical Field

The utility model relates to a power capacitor technical field specifically is a power capacitor that heat dispersion is good.

Background

Power capacitor is a power equipment commonly used in power facilities, and power capacitor can produce a large amount of heats at the during operation, and the inside internal component that damages easily of power capacitor is gathered to a large amount of heats, and the radiating efficiency of current power capacitor shell is slow, leads to inside heat can't in time distribute away and damage the internal component to power capacitor when using, in external dust and water got into the shell from the ventilation pipe easily, leads to the internal component to damage easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power capacitor that heat dispersion is good to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a power capacitor with good heat dissipation performance comprises a shell, wherein a capacitor core is arranged in the shell, through grooves are formed in the upper sides of the left side and the right side of the shell, and heat dissipation fans are installed in the through grooves; a ventilation pipe is arranged at the corresponding position of the outer part of the shell and the through groove, a dust screen is arranged in the ventilation pipe, one end of the ventilation pipe, which faces the through groove, is connected with an ear plate, inserting plates are movably penetrated through the upper end and the lower end of the ventilation pipe on the ear plate, and one end of each inserting plate is fixedly connected with the shell; the ventilation pipe is kept away from to the picture peg one side has seted up the constant head tank, and the locating component that is used for being connected with the constant head tank is installed to the upper and lower end of shell, and locating component includes the fixed plate, and the fixed plate is located the picture peg and keeps away from one side of ventilation pipe, and the one end and the shell fixed connection of fixed plate, it has the lead screw to run through on the fixed plate, and the bottom rigid coupling of lead screw has the knob, and the top rigid coupling of lead screw has the mounting panel, and the top of mounting panel is rotated and is connected with the locating plate, and the parallel laminating.

Preferably, one end of the ventilation pipe, which is far away from the shell, is provided with a waterproof pipe, the waterproof pipe comprises a straight pipe and an elbow pipe, and the straight pipe is in threaded connection with the ventilation pipe.

Preferably, L-shaped supporting legs are arranged on two sides of the bottom of the shell.

Preferably, the outer sides of the L-shaped supporting legs are fixedly connected with mounting bottom plates, and mounting holes are formed in the mounting bottom plates.

Preferably, a rubber pad is fixedly connected between the L-shaped supporting leg and the shell.

Preferably, the fixing plate is provided with a threaded hole for the screw rod to penetrate through, and the thread on the inner wall of the threaded hole is matched with the thread of the screw rod.

Preferably, the ear plate is provided with a through hole for the insertion plate to penetrate through, and the through hole is matched with the insertion plate.

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

1. the utility model discloses a radiator fan can give vent to anger with the heat emission that the electric capacity core during operation produced fast, avoids the heat to pile up inside the shell and damage internal element, has increased power capacitor's life.

2. The utility model discloses when well heat dissipation fan moves, through be equipped with the dust screen in the ventilation pipe, can prevent effectively that external dust from getting into in the shell, in addition, the ventilation pipe passes through the otic placode, perforate, picture peg etc. and preliminary joint is on the shell, later, drive the lead screw through the knob and rotate, and then drive the locating plate through the mounting panel and move towards the constant head tank, and make the locating plate be connected with the constant head tank gomphosis, can further fix the ventilation pipe, and easy operation, the dismouting of the ventilation pipe of being convenient for, and then the convenience is overhauld the heat dissipation.

3. The utility model discloses the tail end threaded connection of well ventilation pipe has waterproof pipe, and waterproof pipe includes straight tube and return bend, can prevent effectively that external water from getting into the shell in, has increased the security of power capacitor work.

4. The utility model discloses well shell bottom both sides all are equipped with L type supporting legs, and are equipped with the rubber pad between L type supporting legs and the shell, and the rubber pad has certain buffering shock attenuation effect, consequently has certain guard action to power capacitor.

Drawings

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

fig. 2 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: 1. a housing; 2. a capacitor core; 3. a through groove; 4. a heat dissipation fan; 5. a vent pipe; 6. an ear plate; 7. inserting plates; 8. positioning a groove; 9. a fixing plate; 10. a screw rod; 11. mounting a plate; 12. positioning a plate; 13. a dust screen; 14. a waterproof pipe; 15. l-shaped supporting legs; 16. mounting a bottom plate; 17. mounting holes; 18. a rubber pad; 19. a rotation knob; 20. a threaded hole; 21. and (6) perforating.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a power capacitor with good heat dissipation performance comprises a shell 1, wherein a capacitor core 2 is arranged in the shell 1, through grooves 3 are formed in the upper sides of the left side and the right side of the shell 1, and heat dissipation fans 4 are installed in the through grooves 3; a ventilation pipe 5 is arranged at the corresponding position of the outer part of the shell 1 and the through groove 3, a dustproof net 13 is arranged in the ventilation pipe 5, one end, facing the through groove 3, of the ventilation pipe 5 is connected with an ear plate 6, inserting plates 7 are movably arranged on the ear plate 6 at the upper end and the lower end of the ventilation pipe 5 in a penetrating manner, and one end of each inserting plate 7 is fixedly connected with the shell 1; the constant head tank 8 has been seted up to one side that ventilation pipe 5 was kept away from to picture peg 7, and the locating component that is used for being connected with constant head tank 8 is installed to the last lower extreme of shell 1, and locating component includes fixed plate 9, and fixed plate 9 is located picture peg 7 and keeps away from one side of ventilation pipe 5, and the one end and the shell 1 fixed connection of fixed plate 9, it has lead screw 10 to run through on the fixed plate 9, and the bottom rigid coupling of lead screw 10 has knob 19, and the top rigid coupling of lead screw 10 has mounting panel 11, and the top of mounting panel 11 is rotated and is connected with locating plate 12, and the parallel laminating in one side of shell 1 is kept away from to locating plate.

Further, the one end that shell 1 was kept away from to ventilation pipe 5 is equipped with waterproof pipe 14, and waterproof pipe 14 includes straight tube and return bend, and straight tube and 5 threaded connection of ventilation pipe, the installation of being convenient for, the return bend setting down for external water is difficult for getting into in the shell 1 through ventilation pipe 5.

Furthermore, L-shaped supporting legs 15 are arranged on two sides of the bottom of the shell 1.

Further, the outer sides of the L-shaped supporting legs 15 are fixedly connected with a mounting bottom plate 16, a mounting hole 17 is formed in the mounting bottom plate 16, and the mounting hole 17 is matched with a bolt, so that the power capacitor can be conveniently fixed.

Further, a rubber pad 18 is fixedly connected between the L-shaped supporting leg 15 and the housing 1.

Furthermore, a threaded hole 20 for the screw rod 10 to penetrate through is formed in the fixing plate 9, and threads on the inner wall of the threaded hole 20 are matched with threads of the screw rod 10.

Furthermore, the ear plate 6 is provided with a through hole 21 for the insertion plate 7 to penetrate through, and the through hole 21 is matched with the insertion plate 7.

The working principle is as follows: when the power capacitor is used, the heat dissipation fan 4 is started, so that heat generated when the capacitor core 2 works can be quickly discharged, the heat is prevented from being accumulated in the shell 1 to damage internal elements, and the service life of the power capacitor is prolonged; when the heat dissipation fan 4 operates, the dust screen 13 is arranged in the ventilation pipe 5, so that external dust can be effectively prevented from entering the shell 1, in addition, the ventilation pipe 5 is preliminarily clamped on the shell 1 through the embedded connection of the through hole 21 and the plug board 7, then, the screw rod 10 is driven to rotate through the rotary button 19, the mounting plate 11 drives the positioning plate 12 to move towards the positioning groove 8, the positioning plate 12 is embedded and connected with the positioning groove 8, the ventilation pipe 5 can be further fixed, the operation is simple, the ventilation pipe 5 can be conveniently disassembled and assembled, and the heat dissipation fan 4 can be conveniently overhauled; the tail end of the ventilation pipe 5 is in threaded connection with a waterproof pipe 14, and the waterproof pipe 14 comprises a straight pipe and a bent pipe, so that external water can be effectively prevented from entering the shell 1, and the working safety of the power capacitor is improved; both sides of the bottom of the shell 1 are provided with L-shaped supporting legs 15, a rubber pad 18 is arranged between each L-shaped supporting leg 15 and the shell 1, and the rubber pads 18 have certain buffering and damping effects, so that the power capacitor is protected to a certain extent.

It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.

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

1. A power capacitor with good heat dissipation performance is characterized by comprising a shell (1), wherein a capacitor core (2) is arranged in the shell (1), through grooves (3) are respectively formed in the upper parts of the left side and the right side of the shell (1), and heat dissipation fans (4) are arranged in the through grooves (3); a ventilation pipe (5) is arranged at a position, corresponding to the through groove (3), outside the shell (1), a dustproof net (13) is installed in the ventilation pipe (5), one end, facing the through groove (3), of the ventilation pipe (5) is connected with an ear plate (6), inserting plates (7) are movably arranged on the ear plate (6) and penetrate through the upper end and the lower end of the ventilation pipe (5), and one end of each inserting plate (7) is fixedly connected with the shell (1); locating slot (8) have been seted up to one side that ventilation pipe (5) were kept away from in picture peg (7), and the locating component who is used for going on being connected with locating slot (8) is installed to the last lower extreme of shell (1), and locating component includes fixed plate (9), and fixed plate (9) are located picture peg (7) and keep away from one side of ventilation pipe (5), and the one end and shell (1) fixed connection of fixed plate (9), it has lead screw (10) to run through on fixed plate (9), and the bottom rigid coupling of lead screw (10) has knob (19), and the top rigid coupling of lead screw (10) has mounting panel (11), and the top of mounting panel (11) is rotated and is connected with locating plate (12), and locating plate (12) and otic placode (6) keep away from the parallel laminating in one side of shell (1), and locating plate (12.

2. The power capacitor of claim 1, wherein: one end of the ventilation pipe (5) far away from the shell (1) is provided with a waterproof pipe (14), the waterproof pipe (14) comprises a straight pipe and an elbow, and the straight pipe is in threaded connection with the ventilation pipe (5).

3. The power capacitor of claim 1, wherein: and L-shaped supporting legs (15) are arranged on two sides of the bottom of the shell (1).

4. The power capacitor of claim 3, wherein: the outer sides of the L-shaped supporting legs (15) are fixedly connected with mounting bottom plates (16), and mounting holes (17) are formed in the mounting bottom plates (16).

5. The power capacitor of claim 3, wherein: a rubber pad (18) is fixedly connected between the L-shaped supporting leg (15) and the shell (1).

6. The power capacitor of claim 1, wherein: and a threaded hole (20) for the screw rod (10) to penetrate through is formed in the fixing plate (9), and the thread on the inner wall of the threaded hole (20) is matched with the thread of the screw rod (10).

7. The power capacitor of claim 1, wherein: the ear plate (6) is provided with a through hole (21) for the insertion plate (7) to penetrate through, and the through hole (21) is matched with the insertion plate (7).