CN202189682U

CN202189682U - Vehicle capacitor shell having high security

Info

Publication number: CN202189682U
Application number: CN2011202713838U
Authority: CN
Inventors: 张自魁; 许峰; 蒋金华
Original assignee: SHANGHAI HAOYUE CAPACITOR CO Ltd; Shanghai Haoye Electric Co Ltd
Current assignee: SHANGHAI HAOYUE CAPACITOR CO Ltd; Shanghai Haoye Electric Co Ltd
Priority date: 2011-07-29
Filing date: 2011-07-29
Publication date: 2012-04-11
Anticipated expiration: 2021-07-29

Abstract

The utility model relates to a capacitor, especially to a vehicle capacitor shell having a high security, comprising a box-like capacitor shell. The vehicle capacitor shell having the high security is characterized in that an outer wall of the shell is equipped with an electrode leading out fixing column, the upper end of the electrode leading out fixing column is equipped with a fixing nut fixing groove in which a fixing nut is embedded. The vehicle capacitor shell having the high security is mainly used to solve the technical problems existed in the conventional vehicle capacitor, especially to solve the problem that the combination part of an electrode slice and epoxy resin is easy to disengage; the shell can be cooperated with other capacitor devices to improve the anti-seismic performance, the production and mounting efficiency of the vehicle capacitor, guarantee the use safety of the vehicle capacitor, and prolong the product service life further.

Description

The automobile-used capacitor case of high security

Technical field

The utility model relates to capacitor, particularly a kind of automobile-used capacitor case of high security.

Background technology

Present automobile-used capacitor mainly still adopts common epoxy resin encapsulation capacitor, and occurs less to the special purpose vehicle capacitor of the particular surroundings manufacturing of automobile specially.Though Chinese utility model patent specification (Granted publication CN201622936U) discloses a kind of automobile and has supported filtering capacitor with direct current.Its structure is: be provided with capacitor body in the enclosure, the two ends of said capacitor body are welded with copper sheet as lead-out wire, and two said lead-out wires are riveted to two electrodes that form capacitor on the framework; Be filled with epoxy resin around the capacitor body in the enclosure.This capacitor is suitable for the oil electric mixed dynamic automobile, and the long-term work temperature rise is little, good wave filtering effect.But this capacitor but often runs into following problem in producing and using.

1, electrode slice is not easy to be positioned on the housing when mounted, when encapsulated epoxy resin, causes the electrode slice position to move especially easily, influences product quality.

2, the installing and locating of this box-like capacitor is inconvenient, for the installation of capacitor any supplementary structure is not set on the product.

3, this capacitor is when connect using, because the vibrations of vehicle body or rock are easy to generate the situation of the joint portion disengagement of electrode slice and epoxy resin especially, product function is affected, even it is safe in utilization to influence automobile easily.

In addition, the orientation problem of capacitor body in housing do not properly settled in existing automobile-used capacitor yet.

For addressing the above problem, the architecture advances of capacitor case is absolutely necessary.

The utility model content

The purpose of the utility model is to provide a kind of automobile-used capacitor case of high security; Mainly solve the above-mentioned existing existing technical problem of automobile-used capacitor; The joint portion of electrode slice and the epoxy resin problem of throwing off particularly, this shell can cooperate other capacitor part to improve the anti-seismic performance of automobile-used capacitor, and improves automobile-used capacitor production, installation effectiveness; Guarantee the safe in utilization of automobile-used capacitor, can also further prolong the useful life of product.

For realizing above-mentioned purpose, the technical scheme of the utility model is.

A kind of automobile-used capacitor case of high security; It comprises box-like capacitor casing; It is characterized in that: described housing one outer wall is provided with the extraction electrode fixed leg, and described extraction electrode fixed leg upper end has the hold-down nut holddown groove, is embedded hold-down nut in the hold-down nut holddown groove.

The automobile-used capacitor case of described high security is characterized in that: the inner walls corresponding to the extraction electrode fixed leg has extraction electrode sheet mounting groove.

The automobile-used capacitor case of described high security is characterized in that: described capacitor casing one side or corresponding two side outer walls bottom are extended with the mounting ear with installing hole.

The automobile-used capacitor case of described high security is characterized in that: the installing hole of described mounting ear is nested with metal sleeve.

The automobile-used capacitor case of described high security is characterized in that: described capacitor casing bottom has reference column.

The automobile-used capacitor case of described high security is characterized in that: be provided with reinforcement in the described capacitor casing.

By technique scheme, the utlity model has following advantage.

1, has the hold-down nut holddown groove through extraction electrode fixed leg and extraction electrode fixed leg upper end, be embedded the structure of hold-down nut in the hold-down nut holddown groove, can make things convenient for the connection of the outer exit of capacitor extraction electrode sheet to fix.

2, the structure that has extraction electrode sheet mounting groove through the inner walls corresponding to the extraction electrode fixed leg, the extraction electrode sheet is fixing when helping to produce capacitor.

When 3, the utility model product is installed, because the corresponding two side outer walls of the housing of described capacitor case bottom is extended with the mounting ear with installing hole.The installing hole of described mounting ear is nested with metal sleeve.Described capacitor casing 1 bottom has reference column.Therefore, the installation and the orientation problem of capacitor have been solved.

Description of drawings

Fig. 1 is the front view of the utility model embodiment 1.

Fig. 2 is the vertical view of the utility model embodiment 1.

Fig. 3 is the right view of the utility model embodiment 1.

Fig. 4 is the structural representation of shell among the utility model embodiment 1.

Fig. 5 is the structural representation of extraction electrode sheet among the utility model embodiment 1.

Fig. 6 is the front view (comprising another kind of shell mechanism) of the utility model embodiment 2.

Among the figure: 1-housing, 10-extraction electrode sheet mounting groove, 11-extraction electrode fixed leg, 12-mounting ear; The 13-reference column, 14-metal sleeve, 15-installing hole, 16-reinforcement; Link in the 2-extraction electrode sheet, 21-, the outer link of 22-, 23-middle interconnecting piece position; The 24-fixing hole, 25-power release aperture, 3-epoxy resin.

Embodiment

See also Fig. 1-5, it is the structural representation of the automobile-used capacitor embodiment 1 of a kind of high security of the utility model.As shown in the figure: it comprises box-like capacitor casing 1, extraction electrode sheet 2, be placed in the capacitor body in the capacitor casing 1 and be used for the epoxy resin 3 of encapsulated capacitor fuse.Described extraction electrode sheet 2 is made up of interior link 21, middle interconnecting piece position 23 and outer link 22; Wherein, Middle interconnecting piece position 23 is n type or V-type; One of which end level connects the inner of outer link 22, and the other end is the upper end that angle connects interior link 21 (preferably, described middle interconnecting piece position 23 be vertical angle with the upper end of interior link 21 be connected).Described capacitor casing 1 inwall has extraction electrode sheet mounting groove 10, and link 21 plugs fixing through extraction electrode sheet mounting groove 10 in the described extraction electrode sheet 2; Capacitor casing 1 corresponding outer wall with extraction electrode sheet mounting groove 10 is provided with extraction electrode fixed leg 11, and the outer link 22 of described extraction electrode sheet 2 is fixed on the extraction electrode fixed leg 11 through retaining element; The middle interconnecting piece position 2 of described extraction electrode sheet 2 is positioned at more than the epoxy encapsulation face.Extraction electrode sheet mounting groove 10 among the figure is to extend internally the two corresponding L type cell wall spares that are provided with to constitute mounting groove at capacitor casing 1 inwall; Certainly; Can also use other mode to form mounting groove; Such as: the direct recessed mounting groove of processing on capacitor casing 1 inwall, its purpose be exactly for fixing extraction electrode sheet 2 by interior link 21.

In the present embodiment; Described extraction electrode fixed leg 11 upper ends have the hold-down nut holddown groove; Be embedded hold-down nut in the hold-down nut holddown groove; The outer link 22 of described extraction electrode sheet 2 extends to the hold-down nut top and has the fixing hole 24 corresponding to the nut inner bolt hole, and retaining element is connected with extraction electrode fixed leg 11 with the outer link 22 of hold-down nut with extraction electrode sheet 2 through fixing hole 24.

In the present embodiment, described capacitor casing 1 corresponding two side outer walls bottom is extended with the mounting ear 12 with installing hole 15.The installing hole 15 of described mounting ear 12 is nested with metal sleeve 14.Described capacitor casing 1 bottom has reference column 13.

In the present embodiment, be provided with reinforcement 16 in the described capacitor casing 1, can strengthen the intensity of housing.。

Compare with existing automobile-used capacitor when present embodiment uses, can embody following advantage.

1, because the special construction of extraction electrode sheet 2; During use; Because the shaking force that causes of thump is delivered to the outer link 22 of extraction electrode sheet 2, still, this shaking force is being the n type or V-type middle interconnecting piece position 23 will be absorbed or weaken; Therefore shaking force will be not easy to be delivered to the joint portion of extraction electrode sheet 2 and epoxy resin 3, guarantee the safe in utilization of capacitor.The middle interconnecting piece position 23 of described extraction electrode sheet 2 also has power release aperture 25, and this power release aperture 25 may extend into inside and outside link, helps the release of shaking force.

2, because capacitor casing 1 inwall has extraction electrode sheet mounting groove 10, link 21 plugs fixing through extraction electrode sheet mounting groove 10 in the described extraction electrode sheet 2; Described extraction electrode fixed leg 11 upper ends have the hold-down nut holddown groove; Be embedded hold-down nut in the hold-down nut holddown groove; The outer link 22 of described extraction electrode sheet 2 extends to the hold-down nut top and has the fixing hole 24 corresponding to the nut inner bolt hole, and retaining element is connected with extraction electrode fixed leg 11 with the outer link 22 of hold-down nut with extraction electrode sheet 2 through fixing hole 24.Therefore the extraction electrode sheet of present embodiment is easy to realize fixing and location, causes the electrode slice position to move when having avoided encapsulated epoxy resin, influences the problem of product quality.

3, because described capacitor casing 1 corresponding two side outer walls bottom is extended with the mounting ear 12 with installing hole 15.The installing hole 15 of described mounting ear 12 is nested with metal sleeve 14.Described capacitor casing 1 bottom has reference column 13.Therefore, present embodiment has also solved the installation and the orientation problem of capacitor.

See also Fig. 6 again, it is the structural representation of the utility model embodiment 2.Be with the difference of embodiment 1: described capacitor casing 1 one side outer walls bottom is extended with the mounting ear 12 with installing hole 15.Therefore other structure of present embodiment and technique effect and embodiment 1 basically identical repeat no more.

Claims

1. the automobile-used capacitor case of a high security; It comprises box-like capacitor casing (1); It is characterized in that: described housing (1) one outer wall is provided with extraction electrode fixed leg (11); Described extraction electrode fixed leg (11) upper end has the hold-down nut holddown groove, is embedded hold-down nut in the hold-down nut holddown groove.

2. the automobile-used capacitor case of high security according to claim 1, it is characterized in that: the inner walls corresponding to extraction electrode fixed leg (11) has extraction electrode sheet mounting groove (10).

3. the automobile-used capacitor case of high security according to claim 1 and 2 is characterized in that: described capacitor casing (1) one side or corresponding two side outer walls bottom are extended with the have installing hole mounting ear (12) of (15).

4. the automobile-used capacitor case of high security according to claim 3, it is characterized in that: the installing hole (15) of described mounting ear (12) is nested with metal sleeve (14).

5. the automobile-used capacitor case of high security according to claim 1 and 2 is characterized in that: have reference column (13) bottom the described capacitor casing (1).

6. the automobile-used capacitor case of high security according to claim 1 and 2 is characterized in that: be provided with reinforcement (16) in the described capacitor casing (1).