CN208753157U - A kind of ox horn aluminium electrolutic capacitor of shockproof - Google Patents
A kind of ox horn aluminium electrolutic capacitor of shockproof Download PDFInfo
- Publication number
- CN208753157U CN208753157U CN201821502540.XU CN201821502540U CN208753157U CN 208753157 U CN208753157 U CN 208753157U CN 201821502540 U CN201821502540 U CN 201821502540U CN 208753157 U CN208753157 U CN 208753157U
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- core packet
- aluminum hull
- tight waist
- fixed
- aluminium electrolutic
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Abstract
The utility model discloses a kind of ox horn aluminium electrolutic capacitors of shockproof, including aluminum hull, the lead and lid of core packet, the connection core packet and terminal in the aluminum hull seal the capping of the aluminum hull, the aluminum hull includes structure with a tight waist, the top of the core packet is fixed by the first structure with a tight waist, and the lower part of the core packet is fixed by the second structure with a tight waist and/or fixed glue.The utility model can take into account leakproofness, thermal diffusivity and the safety of aluminium electrolutic capacitor to the fixation of core packet, it is fixed by structure with a tight waist simple and easy to do, and without introducing fixation member, it is simple for structure, structure with a tight waist can be limited at the circumferential exterior surface of core packet lateral wall, fixed effect is more preferable, and the number of structure with a tight waist can be adjusted according to the length of core packet, more adaptable.
Description
Technical field
The utility model relates to aluminium electroloysis appliance fields, and in particular to a kind of ox horn aluminium electrolutic capacitor of shockproof.
Background technique
Ox horn aluminium electrolutic capacitor is assembled on circuit boards by its terminal, in use, its aluminum hull can shake with equipment is synchronous
It is dynamic, but since the core packet being arranged in aluminum hull is connected with package terminal by lead, if core packet cannot be fixed with respect to aluminum hull,
Asynchronous vibration is generated, the lead that core packet is connect with package terminal is will lead to and is bent repeatedly, and then crack or be broken, shape
At open loop state, capacitor is made to fail.
In the past since core backpack body product is larger with aluminum hull cavity volume ratio, core packet seldom generates asynchronous vibration, vibration pair
Its influence is limited, seldom it is carried out it is shockproof, but with the development of application market, large automobile such as crane, excavator, weldering
Machine and automobile etc. require the large scale ox horn aluminium electrolutic capacitor using resistance to ripple, especially servo motor, frequency converter,
Its capacitor is mainly based on ox horn aluminium electrolutic capacitor in the modules such as charging pile, therefore to ox horn (Snap-in) aluminium electroloysis electricity
The requirement of the shockproof properties of container is also higher and higher.
The scheme for being fixed, improving shockproof properties to the core packet of ox horn aluminium electrolutic capacitor at present is seldom, can be for reference
Screw bolt-type electrolytic capacitor shockproof form it is very much, such as publication No. be CN102737846A patent document, disclose one
Kind passes through position insertion between corresponding core packet and aluminum hull on the inside of blank cover for the core packet fixed column on the inside of capacitor cover plate
Taper fixed column clamping can borrow power aluminum hull intensity compared to newel fixation, and constraint core winding prevents core packet loose, due to needing
It to be open on the cover board, leakproofness is difficult to ensure, applicability is not strong, and less reliable to the fixation of core packet；Publication No. is
The patent document of CN102737854A discloses a kind of fixing groove of fixed core packet in aluminium shell of capacitor, passes through aluminum hull inner cavity
With the adaptation of core packet bottom or by fixed glue to the bottom of the Nian Jie fixed core packet in the bottom of core packet, it is disadvantageous in that, core
The top of packet is not fixed reliably, and there are still the possibility that shaking leads to capacitor failure, and safety is affected.
Summary of the invention
To overcome deficiencies of the prior art, the utility model provides a kind of ox horn alminium electrolytic condenser of shockproof
Device can be securely fixed the upper and lower part of core packet while ensureing leakproofness, thermal diffusivity and safety.This reality
Be achieved through the following technical solutions with novel: a kind of ox horn aluminium electrolutic capacitor of shockproof, including aluminum hull are located at the aluminum hull
The lead and lid of interior core packet, the connection core packet and terminal seal the capping of the aluminum hull, and the aluminum hull includes structure with a tight waist,
The top of the core packet is fixed by the first structure with a tight waist, the lower part of the core packet by the second structure with a tight waist and/
Or fixed glue is fixed.
Preferably, the structure with a tight waist is located on the side wall of the aluminum hull, and is in from outside to inside by the side wall of the aluminum hull
It annular deformation and/or is deformed into interrupted ring-type.
Preferably, the outside face contact of the structure with a tight waist and the core packet, and the lateral surface of the core packet is made to form pressure
Trace.
Preferably, at the bottom wall of the aluminum hull be equipped with safety valve, the fixed glue be filled in the core packet lower part and its
Between the aluminum hull abutted against, and be reserved with cavity, the cavity between the safety valve and the bottom of the core packet, with
For connecting the safety valve and the core packet.
Preferably, the fixed glue includes random polypropylene, and the softening point of the fixed glue is 130~170 DEG C.
Preferably, the wall thickness of the aluminum hull is 0.4~1.2mm.
Preferably, the middle part of the core packet is fixed by structure of girdling the waist described in third.
The utility model can take into account leakproofness, thermal diffusivity and the safety of aluminium electrolutic capacitor to the fixation of core packet, lead to
It crosses structure with a tight waist and is fixed simple and easy to do, and without introducing fixation member, simple for structure, structure with a tight waist can be on the outside of core packet
It being limited at the circumferential exterior surface of wall, fixed effect is more preferable, and the number of structure with a tight waist can be adjusted according to the length of core packet,
It is more adaptable.
Detailed description of the invention
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Corresponding as follows, the plus end 1 of each label in figure, negative terminal 2, bakelite lid 3, aluminum hull 4, safety valve 5, lead 6, core packet 7,
Fixed glue 8, the first structure 9 with a tight waist, the second structure 10 with a tight waist.
Specific embodiment
The utility model is further described With reference to embodiment:
As an example, the ox horn aluminium electrolutic capacitor of the present embodiment shockproof, as shown in Figure 1, including aluminum hull 4, core
Packet 7, bakelite lid 3, lead 6, plus end 1 and negative terminal 2.Wherein, aluminum hull 4 is cylinder type hollow shell, and upper part opening passes through
The lid envelope of bakelite lid 3；Core packet 7 is cylindrical, is made of electrolytic aluminum foil, electrolytic paper and electrolyte, the cavity in aluminum hull 4, and
It is connect respectively by lead 6 with the plus end 1 and negative terminal 2 being installed on bakelite lid 3；The mode of the electrically conductive foil of lead 6 is real
It applies.
The top of core packet 7 is fixed by the first structure 9 with a tight waist on aluminum hull 4, and the lower part of core packet 7 passes through fixed glue 8 and aluminium
The second structure 10 with a tight waist on shell 4 is fixed.
Fixed glue 8 is filled between the lower part of core packet 7 and its aluminum hull abutted against 4, and is reserved with cavity, which is located at peace
Between full valve 5 and the bottom of core packet 7, to be used for connection safety valve 5 and core packet 7.Fixation glue 8 after being frozen into solid can be to core packet
7 lower part is fixed, and reinforce to aluminum hull 4 setting and effect performance explosion-proof, while that do not influence safety valve 5, makes core packet 7
When being abnormal, pressure release is preferentially carried out by safety valve 5, to avoid explosion, burning, therefore safety is higher.
Fixed glue 8 softening point preferably with higher, good viscosity, insulating properties, high temperature resistance and heating are fusible
Plastic feature, especially higher softening point can be such that capacitor is unlikely under long term high temperature load because solid after changing, being cooling
Determine the softening of glue 8 and lose fixed function, when it is implemented, can be implemented in a manner of pitch or random polypropylene, preferably with random
Polypropylene mode is implemented, and the softening point of fixed glue 8 is preferably 130~170 DEG C, so can be in the work of ox horn aluminium electrolutic capacitor
In temperature range, its fixed function is played.It can be heated to melting state when filling fixed glue 8, in cooling
Before installed additional, play the role of fixed core packet 7 after cooling forming.
First structure 9 and the second structure 10 with a tight waist with a tight waist is respectively positioned on the side wall of aluminum hull 4, and by the side wall of aluminum hull 4 from outer
Inside deformation is formed, and the inner surface of the first structure 9 and the second structure 10 with a tight waist with a tight waist abuts against the circumferential exterior surface of 7 side wall of core packet,
To be respectively used to limit the upper and lower part of core packet 7, in some other embodiment, the preferably first 9 He of structure with a tight waist
The inner surface of second structure 10 with a tight waist is contacted with the circumferential exterior surface of 7 side wall of core packet, and the lateral surface of core packet 7 is made to form impression.
The present embodiment is simultaneously fixed the lower part of core packet 7 by the second structure 10 with a tight waist and fixed glue 8, therefore fixed effect is very
It is good, it should be noted that, can also be only by the second structure 10 with a tight waist or fixed glue 8 to core packet 7 in some other embodiment
Lower part is fixed.
First structure 9 and the second structure 10 with a tight waist with a tight waist when it is implemented, it is preferred that be in ring by the side wall of aluminum hull 4 from outside to inside
It shape deformation and/or is deformed into interrupted ring-type, when implementing in such a way that interrupted ring-type is deformed into, is conducive to gas in aluminum hull 4
Flowing, therefore heat dissipation performance is more preferable.
4 preferred intensity of aluminum hull is good, be able to carry out processing with a tight waist and process after can be indeformable under working temperature environment for a long time,
When it is implemented, optional 1000 system, 3000 systems or 5000 are aluminium, preferably 5000 be aluminium, and intensity is good, the wall thickness of aluminum hull 4
Aspect can choose thickness corresponding with 7 diameter of core packet, for example, 7 diameter of core packet is 30~50mm, the wall thickness of aluminum hull 4 is most
It is well 0.5~0.6mm, to guarantee the intensity of aluminum hull 4 is unlikely to that micro- shape side occurs under vibration environment, and then makes first to girdle the waist
Structure 9 and the second structure 10 with a tight waist keep good intensity and plasticity, play the consistent fixed effect of standard, therefore, aluminium always
The wall thickness of shell 4 is preferably 0.4~1.2mm.
It should be noted that the setting of structure with a tight waist can determine that the not limited to of setting is in 2 according to the length of core packet
It is a, or multiple, when being arranged multiple, preferably the middle part of core packet is fixed by third structure with a tight waist.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.
Illustrative description has been carried out to the utility model patent above, it is clear that the realization of the utility model patent not by
The limitation of aforesaid way, if the method concept of the utility model patent and the various improvement of technical solution progress are used, or
It is not improved that the conception and technical scheme of the utility model patent are directly applied into other occasions, in the utility model
In protection scope.
Claims (7)
1. a kind of ox horn aluminium electrolutic capacitor of shockproof, including aluminum hull, core packet, the connection core packet in the aluminum hull
The capping of the aluminum hull is sealed with the lead and lid of terminal, which is characterized in that the aluminum hull includes structure with a tight waist, the core packet
Top is fixed by the first structure with a tight waist, and the lower part of the core packet is solid by the second structure with a tight waist and/or fixed glue
It is fixed.
2. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that the structure with a tight waist is located at the aluminum hull
Side wall on, and deformation and/or be deformed into a ring in interrupted ring-type from outside to inside by the side wall of the aluminum hull.
3. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that the structure with a tight waist and the core packet
Outside face contact, and the lateral surface of the core packet is made to form impression.
4. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that be equipped with safety at the bottom wall of the aluminum hull
Valve, the fixed glue is filled between the lower part of the core packet and its described aluminum hull abutted against, and is reserved with cavity, the cavity
Between the safety valve and the bottom of the core packet, for connecting the safety valve and the core packet.
5. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that the fixed glue includes random poly- third
Alkene, the softening point of the fixed glue are 130~170 DEG C.
6. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that the wall thickness of the aluminum hull be 0.4~
1.2mm。
7. ox horn aluminium electrolutic capacitor according to claim 1, which is characterized in that the middle part of the core packet passes through third institute
Structure with a tight waist is stated to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502540.XU CN208753157U (en) | 2018-09-14 | 2018-09-14 | A kind of ox horn aluminium electrolutic capacitor of shockproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502540.XU CN208753157U (en) | 2018-09-14 | 2018-09-14 | A kind of ox horn aluminium electrolutic capacitor of shockproof |
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| Publication Number | Publication Date |
|---|---|
| CN208753157U true CN208753157U (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821502540.XU Active CN208753157U (en) | 2018-09-14 | 2018-09-14 | A kind of ox horn aluminium electrolutic capacitor of shockproof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119249A (en) * | 2018-09-14 | 2019-01-01 | 丰宾电子（深圳）有限公司 | A kind of ox horn aluminium electrolutic capacitor of shockproof |
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2018
- 2018-09-14 CN CN201821502540.XU patent/CN208753157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119249A (en) * | 2018-09-14 | 2019-01-01 | 丰宾电子（深圳）有限公司 | A kind of ox horn aluminium electrolutic capacitor of shockproof |
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Address after: 518100 Tangwei Industrial Zone, Tangwei Village, Gongming Town, Guangming New District, Shenzhen, Guangdong Patentee after: Fengbin Electronic Technology Co.,Ltd. Address before: 518100 Tangwei Industrial Zone, Tangwei Village, Gongming Town, Guangming New District, Shenzhen, Guangdong Patentee before: CAPXON ELECTRONIC (SHEN ZHEN) Co.,Ltd. |