The present invention relates to capacitor, in particular it relates to a kind of capacitor assembly.
Capacitor is commonly referred to as electric capacity, and electric capacity is also referred to as capacitance, refers to the electric charge reserves under given potential difference.Electric charge
In the electric field can stress and move, when there is medium between conductor, then it is mobile and cause charge accumulation in conductor to hinder electric charge
On, cause the accumulation of electric charge to store, and the quantity of electric charge stored is then referred to as electric capacity.
Electric capacity is electronic component common in electronic equipment, applied to blocking, coupling, bypass, filtering, resonant tank, energy
Amount conversion, control circuit etc..
Capacitor species is a lot, and wherein the transportation and packing of contact pin type capacitor are using packed.By multiple contact pin type capacitors
Dispersedly it is placed in same small plastic bag and again product of contracting for fixed output quotas arbitrarily is fitted into same carton morely, finally carries out joint sealing and terminate
Packing processes.Because contact pin type capacitor has the stitch of metal class, this manner of packing causes multiple capacitors to be placed in a jumble
Together, carton rocks the contact pin rubs mutually that can cause capacitor, scraping in handling process is transported, and easily causes stitch
Bending, damage, assembling or welding when influenceing to use, cause the qualification rate of the product after transport low.
In order to solve the above problems, it is desirable to provide one kind can prevent capacitor contact pin phase mutual friction in handling process, scrape
Wipe, the capacitor assembly that contact pin length can be adjusted as needed during use.
The content of the invention
It is an object of the invention to provide a kind of capacitor assembly, the capacitor assembly can prevent capacitor in handling process
The length of contact pin can be adjusted when the mutual friction of contact pin phase, scraping, and using as needed, extend capacitor uses the longevity
To achieve these goals, the invention provides a kind of capacitor assembly, including shell, the electricity that is arranged in shell
Container, two electrode contact pins and fixed mechanism；Capacitor is located at the top of shell, and fixed mechanism is located at the bottom of shell；Its
In, one end of two electrode contact pins is electrically connected with capacitor respectively by wire；The other end is through fixed mechanism and towards shell
Outside extension；Electrode contact pin can be fixed along the axial direction of shell closer or far from capacitor and by fixed mechanism.
Preferably, fixed mechanism includes fixed plate, rubber latch part and lock sleeve；Fixed plate is on the madial wall of shell
And extend along the radial direction of shell, lock sleeve is arranged on the bottom face of fixed plate；The rubber lock being fixed on electrode contact pin
The tooth engaged that tight part can pass through lock sleeve and lock sleeve to be provided with can be engaged the position for limiting rubber latch part.
Preferably, rubber latch part is provided with multiple occlusion grooves, and occlusion groove can be mutually engaged with tooth engaged.
Preferably, the bottom face of shell is provided with two through holes, and the other end of electrode contact pin through through hole and extends to outer
Preferably, electrode contact pin, which extends to, is arranged with protective jacket on the other end of housing exterior.
Preferably, the diameter of protective jacket is more than the aperture of through hole.
Preferably, on the bottom outer wall of shell circumferentially direction formed with external screw thread；Capacitor assembly also includes head protector,
Head protector is provided with the internal thread being engaged with external screw thread and is located on the bottom of shell and is resisted against to enable head protector to cover
On protective jacket.
Preferably, protective jacket is rubber sleeve or sponges cover.
According to above-mentioned technical proposal, the present invention is externally provided with shell in capacitor, risen well in carrying or transportation
The impaired effect of protection internal capacitor is arrived；Also, two electrode contact pin one end are electrically connected with capacitor respectively by wire,
The other end runs through fixed mechanism and fixation, and so in transportation, electrode contact pin is fixed in shell by fixed mechanism, will not
Scraped by extraneous hard thing.When capacitor to be used is installed or welds operation, fixed mechanism is contacted, and by electrode contact pin
The other end for exposing shell is pullled and pulls out required length scale, recycles fixed mechanism to fix.So, electrode during transport
Contact pin is fixed inside the housing；When capacitor is installed or welded, electrode contact pin easily can stretch out from shell.Therefore, should
Capacitor assembly can prevent capacitor contact pin phase mutual friction in handling process, scrape, and can adjust as needed when using
The length of contact pin is saved, extends the service life of capacitor.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of the capacitor assembly in a kind of embodiment provided by the invention.
Description of reference numerals
1- capacitor 2- shells
3- electrode contact pin 4- rubber latch parts
5- lock sleeve 6- protective jackets
7- head protector 8- wires
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where not making opposite explanation, " inside and outside, top, bottom " etc. is included in the side in term
Position word only represent orientation of the term under normal service condition, or be skilled artisan understands that be commonly called as, without that should regard
For the limitation to the term.
Referring to Fig. 1, the present invention provides a kind of capacitor assembly, including shell 2, the capacitor 1, two that is arranged in shell 2
Root electrode contact pin 3 and fixed mechanism；Capacitor 1 is located at the top of shell 2, and fixed mechanism is located at the bottom of shell 2；Wherein,
One end of two electrode contact pins 3 is electrically connected with capacitor 1 respectively by wire 8；The other end is through fixed mechanism and towards shell 2
Outside extension；Electrode contact pin 3 can be fixed closer or far from capacitor 1 and by fixed mechanism along the axial direction of shell 2.
Pass through above-mentioned technical proposal, shell 2 is externally provided with capacitor 1, is functioned well as in carrying or transportation
Protect the impaired effect of internal capacitor 1；Also, two one end of electrode contact pin 3 are electrically connected with capacitor 1 respectively by wire 8,
The other end runs through fixed mechanism and fixation, and so in transportation, electrode contact pin 3 is fixed in shell 2 by fixed mechanism, no
It can be scraped by extraneous hard thing.When capacitor 1 to be used is installed or welds operation, fixed mechanism is contacted, and by electrode
The other end that contact pin 3 exposes shell 2 is pullled and pulls out required length scale, recycles fixed mechanism to fix.So, transport
When electrode contact pin 3 be fixed on inside shell 2；When capacitor 1 is installed or welded, electrode contact pin 3 easily can be stretched from shell 2
Go out.Therefore, the capacitor assembly can prevent the contact pin phase mutual friction of capacitor 1 in handling process, scrape, and can be with when using
The length of regulation contact pin as needed, extend the service life of capacitor.
In present embodiment, in order to be simplified to fix the structure of mechanism, fixed mechanism adjustment electrode contact pin 3 is facilitated to expose shell
Outside length scale, it is preferable that fixed mechanism includes fixed plate, rubber latch part 4 and lock sleeve 5；Fixed plate is located at shell 2
Madial wall on and along shell 2 radial direction extend, lock sleeve 5 be arranged on fixed plate bottom face on；Electrode is fixed in insert
The tooth engaged that rubber latch part 4 on pin 3 can pass through lock sleeve 5 and lock sleeve 5 to be provided with can be engaged restriction rubber latch
The position of part 4.So, when one end that extraction electrodes contact pin 3 exposes shell is displaced outwardly, the now rubber on electrode contact pin 3
Locking member 4 is moved and passed through towards lock sleeve 5, and the tooth engaged on lock sleeve 5 is blocked in the motion process of rubber latch part 4
And it is engaged so that the retard motion of rubber latch part 4 is fixed up, and the length that motor contact pin 3 is protruded outside shell is also just simultaneously solid
Decide, facilitate follow-up installation and welding.
Coordination electrode contact pin 3 as needed exposes the length of shell for convenience, it is preferable that rubber latch part 4 is provided with
Multiple occlusion grooves, occlusion groove can be mutually engaged with tooth engaged.
During electrode contact pin 3 stretches out shell, in order to prevent the direction of motion of electrode contact pin 3 from misplacing, cause
It can not swimmingly stretch out shell, and the preferably bottom face of shell 2 is provided with two through holes, and the other end of electrode contact pin 3, which passes through, to be led to
Hole is simultaneously extended to outside shell 2.
In the regulation exposed length of electrode contact pin 3 or transportation, electrode contact pin 3 is easily rocked and touched with through-hole wall
Hit, for the head of guard electrode contact pin 3, to avoid, its damage influences follow-up installation or welding operates, it is preferable that electrode is inserted
Protective jacket 6 is arranged with the other end that pin 3 is extended to outside shell 2.
In addition, in order to prevent that axis generation slip of the protective jacket 6 along electrode contact pin 3 is fallen into shell 2 in transportation
Internal inconvenience is taken out, and preferably the diameter of protective jacket 6 is more than the aperture of through hole.
In capacitor assembly transport or storage process, external environment can cause shadow (such as moist, greasy dirt) to electrode contact pin 3
Ring so that it is damaged by corrosion or pollution, and then influences the normal use of internal capacitor, in order to avoid the hair of such case
It is raw, it is preferable that on the bottom outer wall of shell 2 circumferentially direction formed with external screw thread；Capacitor assembly also includes head protector 7, prevents
Helmet 7 is provided with the internal thread being engaged with external screw thread and is located on the bottom of shell 2 and is resisted against to enable head protector 7 to cover
On protective jacket 6.
In addition, above-mentioned protective jacket 6, which can be any one common in this area, can play the flexibility for slowing down impulsive force
Made of material, but from the point of view of control product cost and the whole capacitor assembly weight of mitigation, preferably protective jacket 6 is
Rubber sleeve or sponges cover.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.