CN208539167U - Sleeve applied to photovoltaic connector - Google Patents
Sleeve applied to photovoltaic connector Download PDFInfo
- Publication number
- CN208539167U CN208539167U CN201820986310.9U CN201820986310U CN208539167U CN 208539167 U CN208539167 U CN 208539167U CN 201820986310 U CN201820986310 U CN 201820986310U CN 208539167 U CN208539167 U CN 208539167U
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- China
- Prior art keywords
- sleeve
- tubular body
- endpiece
- riveting
- connector according
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses the sleeve applied to photovoltaic connector, it is fixed in connector case body, sleeve includes tubular body, the tail end of tubular body is equipped with riveting endpiece, and retaining section is equipped between tubular body and riveting endpiece, drum spring is equipped in the lumen of tubular body, tubular body is equipped with spill annular groove, spill annular groove is located at retaining section and is equipped with only rolling circle in riveting endpiece side, the mating channel of connector shell, only shakes circle and matches with spill annular groove.The utility model dexterously devises spill annular groove and only shakes circle, can play the role of only shaking, improve conductance stability.Using the design of double segmental arc grids drum spring, have the characteristics of fatigue resistance, extend the service life of sleeve, it is ensured that conducts effectively reliable.It is effectively reliable to the fixation of double segmental arc grids drum spring, and the design of sleeve port is easier to plug.Whole design is ingenious, easy to implement, and reliable conductance is coupled between sleeve and connector shell and stablizes.
Description
Technical field
The utility model relates to a kind of sleeve more particularly to a kind of sleeves applied to photovoltaic connector, belong to connector
The technical field of interior conductive terminal.
Background technique
Photovoltaic is the abbreviation of solar photovoltaic generation system, is a kind of photovoltaic effect using solar cell semiconductor material
It answers, solar radiation energy is converted directly into a kind of new power generating system of electric energy, have independent operating and the two kinds of sides that are incorporated into the power networks
Formula.
Photovoltaic generating system needs that multiple photovoltaic modulies are connected with each other composition photovoltaic module array by cable, in turn
Voltage output is externally carried out, photovoltaic connector is the essential device that photovoltaic module interconnects, and connector is divided into male end
And female end, it is internally provided with conductive terminal, inner conductive terminal is generally divided into contact pin and sleeve, passes through connector male end and connection
The connection of device female end, contact pin and sleeve realization are mutually electrically coupled.
Conductance stability is needed since photovoltaic conducts, mating needs steady between conductive terminal and connector shell
It is fixed, it to ensure steady between conductive terminal and male end shell or female end shell in connector male end and connector female end swapping process
It is qualitative.
The Chinese utility model patent of Authorization Notice No. CN204391400U discloses a kind of photovoltaic plug connector, by
It is provided with retreat stop block outstanding on plug connector ontology, stopping function is realized by the cooperation between connector shell.
And stability of the conductive terminal in connector shell, not only include axial stabilization, further comprises and only shake energy
Power, current conductive terminal stops shaking to be realized by the assembly duct precision of connector shell completely, is difficult to realize and is preferably only shaken
Effect, after connector mating, shaking is likely to influence conductance stability.
The Chinese invention patent of application publication number CN106450864A disclose a kind of photovoltaic component connector terminal and
Connector, the not set any only rolling structure of sleeve, and the drum spring used is easy fatigue, influences whether conductance stability.
Utility model content
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, is deposited in connector shell for traditional sleeve
In shaking and the problem of traditional drum spring fatigue strength difference, the sleeve for being applied to photovoltaic connector is proposed.
In order to achieve the above object, the technology employed by the present utility model is
Applied to the sleeve of photovoltaic connector, it is fixed in connector case body, for carrying out electric connection with contact pin,
The sleeve includes tubular body, and the tail end of the tubular body is equipped with riveting endpiece, the tubular body and institute
It states and is equipped with retaining section between riveting endpiece, drum spring is equipped in the lumen of the tubular body,
The tubular body is equipped with spill annular groove, and the spill annular groove is located at the retaining section away from the riveting endpiece
Side,
It is equipped in the mating channel of the connector shell and only shakes circle, the circle that only shakes matches with the spill annular groove.
Preferably, the circle that only shakes is silica gel ring.
Preferably, the bulging spring is double segmental arc grid drum springs.
Preferably, the tubular body is equipped with that several circumferential directions for being circumferentially arranged are dent, and the tubular body from
Indent annular stop is equipped with by end, the double segmental arc grids drum springs be limited in the circumferential direction it is dent with the indent annular stop it
Between.
Preferably, the duct of the indent annular stop and the circular bar inner wall of double segmental arc grid drum springs match.
Preferably, the retaining section is equipped with several protrusions for being circumferentially arranged, and the protrusion is towards the riveting endpiece
End face forms retaining face.
Preferably, the retaining retainer ring for matching with the retaining face is equipped in the connector case body.
Preferably, the retaining section is equipped with circumferential equally distributed at least four protrusion.
Preferably, the protrusion is raised for the flange for cutting flange directly in the retaining section.
Preferably, the main body of the flange protrusion is in rectangle.
The beneficial effects of the utility model are mainly reflected in:
1. dexterously devising spill annular groove and only shaking circle, it can play the role of only shaking, improve conductance stability.
2. having the characteristics of fatigue resistance using the design of double segmental arc grid drum springs, extending the service life of sleeve, really
Guarantor conducts effectively reliable.
3. the fixation of pair double segmental arc grid drum springs is effectively reliable, and the design of sleeve port is easier to plug.
4. whole design is ingenious, easy to implement, reliable conductance is coupled between sleeve and connector shell and stablizes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model sleeve.
Fig. 2 is that the A-A sectional plane schematic diagram being set in connector case body is inserted in Fig. 1.
Specific embodiment
The utility model provides the sleeve for being applied to photovoltaic connector.Below in conjunction with attached drawing to technical solutions of the utility model
It is described in detail, so that it is more readily understood and grasps.
It applied to the sleeve of photovoltaic connector, as depicted in figs. 1 and 2, is fixed in connector shell 1, is used for and contact pin
Electric connection is carried out, sleeve includes tubular body 2, and the tail end of tubular body 2 is equipped with riveting endpiece 3, tubular body 2 and riveting endpiece
It is equipped with retaining section 4 between 3, drum spring 5 is equipped in the lumen of tubular body 2.
Specifically describe, the general endpiece 3 that rivets is equipped with lower edge, the lower edge be used for the department of assembly in connector shell 1 into
Row cooperation is inserted when preventing spiral from tightening for riveting circumferential limit when 6 bolt of connecting terminal of endpiece 3 and outer lead
Needle generates circumferential shaking, and retaining section 4 is used to generate with the department of assembly in connector shell 1 and contact, and prevents from going out in plug
Existing sleeve axial displacement.The above are the prior arts, rivet endpiece 3 and are only able to achieve circumferential limitation, retaining section 4 is only able to achieve axial limit
Position, and the limitation of the beat of sleeve is realized by 7 precision of mating channel of connector shell 1 completely, it needs straight with sleeve
Diameter exactly matches, and required precision is too high, and for ease of assembly, the mating channel 7 being typically designed can be slightly larger than sleeve, therefore
There can be gap between mating channel 7 and sleeve, this gap is also easy to produce sleeve shaking.And if be designed to mating channel 7 with
Sleeve matches, then the problem of being easy to appear sleeve assembly difficulty, assembly deflections.
In addition, using single cambered surface drum spring in traditional sleeve, which is easy to produce fatigue, shadow after frequent use
Ring the conductance stability for arriving connector.
This case is as depicted in figs. 1 and 2, and tubular body 2 is equipped with spill annular groove 21, and spill annular groove 21 is located at the back of retaining section 4
From riveting 3 side of endpiece, it is equipped in the mating channel 7 of connector shell 1 and only shakes circle 71, only shake circle 71 and 21 phase of spill annular groove
Matching.
It specifically describes, shakes circle 71 and the cooperation of spill annular groove 21 by stopping, tubular body 2 can be limited and shaken, in attached drawing only
Circle 71 is only shaken provided with one, multiple tracks can be set, and only rolling circle 71 is matched with spill annular groove 21, is improved and is only shaken work to sleeve
With, be designed in this way, can reduce mating channel 7 design accuracy, be easy to sleeve assembly.
In preferred embodiment, only shaking circle 71 is silica gel ring, and silica gel ring has preferably elasticity, can absorb beat when shaking
Power ensures stability of the sleeve in connector shell 1, in addition, the silica gel ring can also play certain waterproof action.
In another preferred embodiment of this case, drum spring is double segmental arc grid drum springs, and double segmental arc grids rouse the antifatigue of springs 5
Property it is stronger, and can be reduced to mating diameter requirement, larger-diameter contact pin can be used.
More specifically, the assembly fixation to drum spring 5 is illustrated, tubular body 2 is equipped with several circumferential directions being circumferentially arranged
Dent 22, and the free end of tubular body 2 is equipped with indent annular stop 8, and double segmental arc grid drum springs 5 are limited in circumferential dent
Between 22 and indent annular stop 8.In assembly, circumferential dent 22 limit is first carried out according to drum 5 length of spring, after assembling drum spring, then
Carry out the molding of indent annular stop 8.
More optimally, the duct 81 of indent annular stop 8 and the circular bar inner wall 51 of double segmental arc grid drum springs 5 match.
It is designed in this way the grafting that can prevent circular bar evagination from influencing contact pin, and is designed in this way optimal to the fixed effect of drum spring 5.
Refinement description is carried out to retaining section 4, which is provided with several raised 41 be circumferentially arranged, 41 direction riveting endpiece of protrusion
3 end face forms retaining face.The retaining retainer ring 9 for matching with retaining face is equipped in connector shell 1, certainly, using straight
The abutting that the ring channel structures connect are carried out at retaining face is also feasible.
In preferred embodiment, retaining section 4 is equipped with circumferential equally distributed at least four protrusion 41, and protrusion 41 is directly to exist
The flange protrusion of flange is cut in retaining section 4.Preferably, the main body of flange protrusion is in rectangle.At least meet four protrusions 41,
It is able to achieve relatively stable retaining effect, certain quantity also excessively should not be no more than ten as far as possible, get over because opening up protrusion 41
It is more, the structural strength of contact pin can be had an impact.
By above description it can be found that the utility model is applied to the sleeve of photovoltaic connector, dexterously devise recessed
Shape annular groove and only rolling circle, can play the role of only shaking, and improve conductance stability.Using the design of double segmental arc grids drum spring, have
The characteristics of fatigue resistance, extends the service life of sleeve, it is ensured that conducts effectively reliable.Fixation to double segmental arc grids drum spring
It is effectively reliable, and the design of sleeve port is easier to plug.Whole design is ingenious, easy to implement, sleeve and connector shell it
Between reliable conductance be coupled stablize.
The technical solution of the utility model is fully described above, it should be noted that the tool of the utility model
Body embodiment is simultaneously not limited by the description set out above, and those skilled in the art exist according to the Spirit Essence of the utility model
All technical solutions that structure, method or function etc. are formed using equivalents or equivalent transformation, all fall within this reality
Within novel protection scope.
Claims (10)
1. being applied to the sleeve of photovoltaic connector, it is fixed in connector case body, for carrying out electric connection with contact pin,
The sleeve includes tubular body, and the tail end of the tubular body is equipped with riveting endpiece, the tubular body and the riveting
It connects and is equipped with retaining section between endpiece, drum spring is equipped in the lumen of the tubular body,
It is characterized by:
The tubular body is equipped with spill annular groove, and the spill annular groove is located at the retaining section away from the riveting endpiece one
Side,
It is equipped in the mating channel of the connector shell and only shakes circle, the circle that only shakes matches with the spill annular groove.
2. being applied to the sleeve of photovoltaic connector according to claim 1, it is characterised in that: the circle that only shakes is silica gel ring.
3. being applied to the sleeve of photovoltaic connector according to claim 1, it is characterised in that: the bulging spring is double segmental arc grids
Drum spring.
4. being applied to the sleeve of photovoltaic connector according to claim 3, it is characterised in that: the tubular body is equipped with week
Several circumferential directions to setting are dent, and the free end of the tubular body is equipped with indent annular stop, double segmental arc grids
It is dent between the indent annular stop that drum spring is limited in the circumferential direction.
5. being applied to the sleeve of photovoltaic connector according to claim 4, it is characterised in that: the hole of the indent annular stop
The circular bar inner wall in road and double segmental arc grid drum springs matches.
6. being applied to the sleeve of photovoltaic connector according to claim 1, it is characterised in that: the retaining section is equipped with circumferential
The end face of several protrusions being arranged, the protrusion towards the riveting endpiece forms retaining face.
7. being applied to the sleeve of photovoltaic connector according to claim 6, it is characterised in that: be equipped in the connector case body
Retaining retainer ring for being matched with the retaining face.
8. being applied to the sleeve of photovoltaic connector according to claim 6, it is characterised in that: the retaining section is equipped with circumferential
Equally distributed at least four protrusion.
9. being applied to the sleeve of photovoltaic connector according to claim 8, it is characterised in that: the protrusion is directly described
The flange protrusion of flange is cut in retaining section.
10. being applied to the sleeve of photovoltaic connector according to claim 9, it is characterised in that: the main body of the flange protrusion
In rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820986310.9U CN208539167U (en) | 2018-06-26 | 2018-06-26 | Sleeve applied to photovoltaic connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820986310.9U CN208539167U (en) | 2018-06-26 | 2018-06-26 | Sleeve applied to photovoltaic connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208539167U true CN208539167U (en) | 2019-02-22 |
Family
ID=65391431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820986310.9U Expired - Fee Related CN208539167U (en) | 2018-06-26 | 2018-06-26 | Sleeve applied to photovoltaic connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208539167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566822A (en) * | 2022-01-20 | 2022-05-31 | 中航光电科技股份有限公司 | Contact and connector |
-
2018
- 2018-06-26 CN CN201820986310.9U patent/CN208539167U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566822A (en) * | 2022-01-20 | 2022-05-31 | 中航光电科技股份有限公司 | Contact and connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20200626 |