CN201623414U - Rapid terminal box - Google Patents
Rapid terminal box Download PDFInfo
- Publication number
- CN201623414U CN201623414U CN2009202026617U CN200920202661U CN201623414U CN 201623414 U CN201623414 U CN 201623414U CN 2009202026617 U CN2009202026617 U CN 2009202026617U CN 200920202661 U CN200920202661 U CN 200920202661U CN 201623414 U CN201623414 U CN 201623414U
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- CN
- China
- Prior art keywords
- supporting base
- box body
- joint
- reed
- seats
- Prior art date
- 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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Abstract
The utility model discloses a rapid terminal box, which comprises a box body and a box cover which is covered on the box body, wherein at least a bearing seat is arranged in the box body, the side wall of the box body is provided with a joint, output electric cables pass through one end of the joint, which is connected with the bearing seats, and bypass diodes are connected between adjacent bearing seats in parallel. The rapid terminal box is characterized in that the other end of the bearing seats are further provided with terminal card seats which can be connected with input power wires, the terminal card seats are straight plates which have double-sized outer threads and are vertical to the bottom portions of the bearing seats, the terminal card seats are further clamped with card heads which respectively support with the double-sized threads of the straight plates, and input power wires are blocked between the card heads and the straight plates. Compared with the prior art, the terminal card seats use the straight plates which are perpendicular to the bottom portions of the bearing seats, the two sides of the straight plates are provided with threads, thereby leading contact surfaces of the card heads and the straight plates to have bigger frictional force. When the input power wires are connected on the terminal card seats, the input power wires can be effectively prevented from dropping, thereby obtaining better fastening effect of wires.
Description
Technical field
The utility model relates to a kind of terminal box, particularly a kind of quick connector that is used for solar photovoltaic assembly.
Background technology
Solar energy is because the pollution-free and energy-conservation every field that is widely used in, solar energy can be directly used on the solar facilities by solar panel, between solar panel and solar facilities, can electric energy be derived through cable by photovoltaic junction box.
Photovoltaic junction box has generally comprised lid and box body, in box body, be provided with a plurality of wiring units, the electric energy output end of solar panel is after inserting this terminal box, be electrically connected in order to guarantee that the input lead can be fixedly attached on the terminal box with each input of the corresponding electric equipment of solar energy, in terminal box, be provided with the lead fixed seat, but general lead fixed seat is merely able to lead is blocked, realize basic fixed, when installing or use, if involve terminal box because of carelessness, the perhaps lead insertion section of input, it is not firm lead may to be skidded off in the holder or connect, and can influence the operate as normal of terminal box.In the prior art, and for example the patent No. is that the Chinese utility model " quick connector " of ZL200720107421.X discloses a kind of terminal box, it includes box body, lid, junction block, the metal connecting piece group, the wiring joint, wherein on box plate, set gradually and be distributed with junction block, the metal connecting piece group of using for connecting is arranged on the junction block, box body and lid are involutory to be formed by connecting, the box body side is distributed with the wiring joint that inserts for connection plug, it is characterized in that being provided with heat radiating metal spare in the described junction block surrounding space, heat radiating metal spare contacts with the terminal pin or the metal connecting piece group of diode respectively by connecting portion, is shaped on the wiring perforate on heat radiating metal spare surface.The terminal box of this structure because its diode lead pin is connected to by welding manner on the first kind brace of heat radiating metal spare, is at first installed inconvenience, and diode will be welded to and be installed on the heat radiating metal spare in the terminal box again, increases assembly difficulty; Secondly, in use,, can make the loose contact of diode and heat radiating metal spare to make the stability of diode current flow reduce, thereby cause the operational failure of terminal box because temperature rising solder joint comes off easily.
Therefore, in sum, also there is certain defective in the quick connector of prior art on structural design, particularly connects and diode is installed and awaited to make further improvement at lead.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of lead to connect simple and convenient at above-mentioned prior art present situation and the fixing more reliably quick connector of lead in box.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this quick connector, include box body and the lid that is fastened on this box body, be provided with at least one supporting base in the described box body, the sidewall of this box body is provided with joint, output cable passes the end that this joint is connected described supporting base, between adjacent described supporting base, be parallel with bypass diode, it is characterized in that: the described supporting base other end also has the wiring deck that can connect input power cord, described wiring deck is a straight plate that has two-sided external screw thread and be provided with perpendicular to described supporting base bottom, the clamping dop that has respectively the two-sided screw thread with described straight plate offset also on the described wiring deck, described input power cord is fastened between described dop and the straight plate.
In order to clamp the pin of bypass diode, and the simple purpose of realization mounting structure, described supporting base also has two side plates that are oppositely arranged, the top of two described side plates is provided with projection with misplacing respectively, be socketed with reed on each described projection, this reed has blocked hole, and the pin of described bypass diode offsets with the side plate of adjacent described supporting base respectively and is plugged in the blocked hole of corresponding described reed.So, the reed that is used for fixing the bypass diode pin is to be installed on the sidewall of each supporting base with misplacing respectively, the side plate of supporting base can be used for fixing reed on the one hand, has increased the contact area with the diode pin on the other hand, helps the efficiently radiates heat of diode; In addition, bypass diode is connected across between two adjacent supporting base side plates, and the distance between the supporting base side plate can increase the distance between the diode effectively, makes that the Temperature Distribution of bypass diode is more even, has improved the integral working of terminal box.
In order to allow reed have elasticity clamping force preferably, the body cross-section of described reed is " σ " shape that is formed by the butt joint of vertical edges and elasticity free end, have described blocked hole on described elasticity free end, the end of described vertical edges can be inserted in this blocked hole and the elasticity free end is connected with the vertical edges snapping.Like this, the diode pin can insert in the blocked hole, and by elasticity free end chucking.
In order to reduce volume, prevent mutual interference, the vertical edges of described each reed abuts in respectively on the inwall of corresponding described supporting base side plate, and the elasticity free end of two reeds is contained within the supporting base respectively and mutual dislocation.On the side plate of each supporting base, can be provided with at least two like this and stagger mutually and relative side by side reed, can be plugged in the blocked hole of reed for the adjacent bypass diode pin of supporting base both sides.
In order to realize the connection of output at the joint lead, described supporting base has the horizontal-extending plate at the end near joint, this horizontal-extending plate is provided with projection, is connected with the flexure strip that is " σ " shape on the projection, and described cable is connected on the described flexure strip after passing joint.
In order further to improve the reliability that lid is connected with box body, as preferably, the front portion of described lid has the L-shaped dop in cross section, the inwall of described box body offer can with the corresponding groove of joining that blocks mutually of this dop, described lid also has vertically downward the card base that extends at the rear portion, described box body the outer circumferential side of the described card base of correspondence offer can with the suitable draw-in groove of this card base.When mounted, the dop with the lid front portion inserts in the groove of box body earlier, and the card base with the lid rear portion inserts in the draw-in groove again, guarantees that lid and the reliable of box body are connected.
Compared with prior art, advantage of the present utility model is: supporting base of the present utility model is used to connect the straight plate that the wiring deck adopts and the supporting base bottom is perpendicular of input power cord, on the straight plate again clamping dop is arranged, and the both sides at straight plate all are provided with screw thread, make and have bigger frictional force between the contact-making surface of dop and straight plate, when input power cord is connected on this wiring deck is effectively to prevent from, and obtains the fastening effect of better lead.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model embodiment;
Fig. 2 is an assembly structure schematic diagram of the present utility model (removing lid);
Fig. 3 is the three-dimensional structure diagram of the utility model supporting base;
Fig. 4 is the supporting base three-dimensional structure diagram that diode and jump ring are installed;
Fig. 5 is the three-dimensional structure diagram of the utility model jump ring;
Fig. 6 is the user mode figure of jump ring shown in Figure 5.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment, referring to Fig. 1～shown in Figure 6:
As shown in Figure 1 and Figure 2, this quick connector includes lid 1 and box body 2, have two dops 12 that the cross section is L-shaped on the front portion of lid 1, the inwall of box body 2 can block the groove (not shown) of joining with it mutually in that position that should dop is offered, lid 1 also has the card base 11 that extends vertically downward at the rear portion, box body 2 has draw-in groove 21 at the outer circumferential side of corresponding card base 11, during installation, at first will dop 12 insert in the grooves and match, card base 11 and draw-in groove 21 are matched to realize reliably being fastened and connected of lid 1 and box body 2 then; Also be connected with the joint 22 of the lead of can pegging graft on the box body 2 fore sidewalls, the bottom surface of box body 2 has four and these box body 2 integrated, mutual junction blocks 23 side by side, be equipped with supporting base 3 in each junction block 23, be parallel with bypass diode 4 between the adjacent supporting base 3.
Inventive point of the present utility model is the supporting base structure is improved, and the connected mode of bypass diode has been made adjustment.
As shown in Figure 3, Figure 4, described supporting base 3 has two ends, and wherein an end links to each other with the joint 22 in box body 2 outsides, can connect output cable, and the other end has wiring deck 31, realizes and the linking to each other of input power cord.Wherein, wiring deck 31 is with two-sided straight plate externally threaded, that be provided with perpendicular to the bottom 34 of this supporting base 3, on this wiring deck 31 also clamping one dop 6 that offsets with the two-sided screw thread two ends of straight plate is respectively arranged, input power cord can be fastened on this wiring deck 31; Supporting base 3 has horizontal-extending plate 32 at the end near joint 22, and this horizontal-extending plate 32 is provided with projection 321, is connected with the flexure strip 51 that is " σ " shape on the projection 321, and output cable is connected on the flexure strip 51 after passing joint 22;
Supporting base 3 also has two side plates 33 that are oppositely arranged, the top of each side plate 33 has projection 331, projection 331 between two side plates establishing is for staggering setting relatively, be socketed with reed 52 on each projection 331, the body cross-section of this reed 52 is " σ " shape, each reed 52 has a vertical edges 521 and elasticity free end 522, on elasticity free end 522, have blocked hole 523, the end of vertical edges 521 can be inserted in this blocked hole 523 and elasticity free end 522 is connected with vertical edges 521 snappings, referring to Fig. 5, Fig. 6; And, a plurality of reeds 52 that stagger mutually and establish relatively side by side can be set on the side plate of each supporting base 3, can be plugged in the blocked hole 523 of reed 52 for bypass diode 4 pins 41 of supporting base 3 both sides, realize conducting between the adjacent supporting base 3.
The vertical edges 521 of each reed 52 abuts in respectively on the inwall of corresponding supporting base 3 side plates, like this, when mounted, earlier the elasticity free end 522 and the vertical edges 521 of reed 52 are separated, pin 41 with bypass diode 4 inserts respectively on the side plate 33 that is fixed on adjacent two supporting bases 3 and in the blocked hole 523 of two reeds 52 that shift to install then, again by elasticity free end 522 chuckings, and, the elasticity free end 522 of each reed 52 is contained in respectively within the supporting base 3 and mutually and shifts to install, referring to Fig. 2;
Like this, bypass diode 4 is for to be arranged between the side plate 33 of adjacent supporting base 3 obliquely, the pin 41 of bypass diode 4 directly contacts with the side plate 33 of supporting base 3, the better heat-radiation effect of bypass diode 4, compare the mode that original diode is arranged side by side, the bypass diode connected mode of present embodiment is saved the space more, distance between the supporting base side plate can increase the distance between the diode effectively, make that the Temperature Distribution of bypass diode is more even, improved the integral working of terminal box.
Claims (6)
1. quick connector, include box body and the lid that is fastened on this box body, be provided with at least one supporting base in the described box body, the sidewall of this box body is provided with joint, output cable passes the end that this joint is connected described supporting base, between adjacent described supporting base, be parallel with bypass diode, it is characterized in that: the described supporting base other end also has the wiring deck that can connect input power cord, described wiring deck is a straight plate that has two-sided external screw thread and be provided with perpendicular to described supporting base bottom, the clamping dop that has respectively the two-sided screw thread with described straight plate offset also on the described wiring deck, described input power cord is fastened between described dop and the straight plate.
2. quick connector according to claim 1, it is characterized in that: described supporting base also has two side plates that are oppositely arranged, the top of two described side plates is provided with projection with misplacing respectively, be socketed with reed on each described projection, this reed has blocked hole, and the pin of described bypass diode offsets with the side plate of adjacent described supporting base respectively and is plugged in the blocked hole of corresponding described reed.
3. quick connector according to claim 2, it is characterized in that: the body cross-section of described reed is " σ " shape that is formed by the butt joint of vertical edges and elasticity free end, have described blocked hole on described elasticity free end, the end of described vertical edges can be inserted in this blocked hole and the elasticity free end is connected with the vertical edges snapping.
4. quick connector according to claim 3 is characterized in that: the vertical edges of described each reed abuts in respectively on the inwall of corresponding described supporting base side plate, and the elasticity free end of two reeds is contained within the supporting base respectively and mutual dislocation.
5. quick connector according to claim 1, it is characterized in that: described supporting base has the horizontal-extending plate at the end near joint, this horizontal-extending plate is provided with projection, be connected with the flexure strip that is " σ " shape on the projection, described cable is connected on the described flexure strip after passing joint.
6. according to the described quick connector of arbitrary claim in the claim 1～5, it is characterized in that: the front portion of described lid has the L-shaped dop in cross section, the inwall of described box body offer can with the corresponding groove of joining that blocks mutually of this dop, described lid also has vertically downward the card base that extends at the rear portion, described box body the outer circumferential side of the described card base of correspondence offer can with the suitable draw-in groove of this card base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202026617U CN201623414U (en) | 2009-12-24 | 2009-12-24 | Rapid terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202026617U CN201623414U (en) | 2009-12-24 | 2009-12-24 | Rapid terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201623414U true CN201623414U (en) | 2010-11-03 |
Family
ID=43026869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202026617U Expired - Fee Related CN201623414U (en) | 2009-12-24 | 2009-12-24 | Rapid terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201623414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817232A (en) * | 2020-07-21 | 2020-10-23 | 谢志强 | Cable overlapping device |
-
2009
- 2009-12-24 CN CN2009202026617U patent/CN201623414U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817232A (en) * | 2020-07-21 | 2020-10-23 | 谢志强 | Cable overlapping device |
| CN111817232B (en) * | 2020-07-21 | 2021-07-30 | 义乌市圣涛装饰有限公司 | Cable overlapping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO NENGLI PHOTOVOLTAIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WEI CHENGHUI Effective date: 20110901 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110901 Address after: 315611 Hu Hu Industrial Park, Qiaotou County, Zhejiang, Ninghai Patentee after: Ningbo Nengli Photovoltaic Technology Co., Ltd. Address before: 315611, Ninghai County, Zhejiang province Hu Hu Industrial Park Ningbo able Photovoltaic Technology Co., Ltd. Patentee before: Wei Chenghui |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20121224 |