CN2886836Y

CN2886836Y - Fast connection box

Info

Publication number: CN2886836Y
Application number: CN 200520117035
Authority: CN
Inventors: 励国庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-07
Filing date: 2005-12-07
Publication date: 2007-04-04
Anticipated expiration: 2015-12-07

Abstract

The utility model relates to a fast connection box, at the bottom of which a plurality of connector bases are arranged parallel, wherein at least two joints of wire arranged on the side of box are connected with a connector base, the joint of wire is connected with a removable wire plug component, the connector base is connected by a plurality of conjoined fastening pins with involuntary upper and lower parts and fastening holes engaged with the pins, the lower part of the connector base is equipped with a slot, in which a conductive sheet is inserted, and two plug holes are formed in the middle of conductive sheet, the lower flank of plug hole is arranged with pins, correspondingly, the metal inserter with two elastic fastening pins and two plug holes are inserted in the plug hole of conductive sheet. The invention is characterized in that the lower base is directly connected with the bottom of box integrally, and fastening openings for inserting the wire pins of semiconductor diode are arranged in both flanks of the inserter, the structure is simple and firm, especially the connection of the wire pins of semiconductor diode and metal conductive sheets is more stable, and the conductivity is more perfect.

Description

Quick connector

Technical field

The utility model relates to the terminal box in a kind of electric appliance component, particularly relate to that a kind of lead prolongs, intersects, have a quick connector that patches function rapidly.The quick connection that is applicable to power lead in the solar module and other lead with remove stage makeup and costume.

Background technology

At present, in China's electron trade, connect the general compression joint type connection that locks electric wire with screw of adopting for lead, this connected mode will can be finished the wiring process by corresponding instrument, and wiring speed is slow, also usually come off for screw occurring, loss and stripped thread phenomenon, influence connects electric safety and operate as normal, causes man power and material's waste again; In addition, the screw of this its connection of the mode of connection usually is outside being exposed to, the careless danger that also has electric shock.Also having a kind of now is 03232075.2 disclosed " quick connector " as China Patent No., it comprises box body, junction block, conducting strip, spring, terminal and line trap assembly, junction block is by a left side, the bearing pin pin-and-hole with matching of a plurality of disjunctors of usefulness of right two semi-involutions is pegged graft mutually to link to each other and is formed, conducting strip is wherein fixedly embedded, conducting strip fixedly connected one is used to clamp the spring of connected lead, line trap assembly and conducting strip are pegged graft, its elasticity insert head and elasticity patchhole adopt flexure strip and are linked to be the ringfeder formula and the jacket type structure of an integral body, the box body top is provided with the lid of a mutual grafting fitted seal, its advantage is: the lead that the line trap assembly is connected with junction block is that detachable connects, lead connects, the work of removing stage makeup and costume is simple and convenient, and can arbitrarily exchange quickly mutually, manipulate simple and direct, safety, reliably, but a fly in the ointment is: the structure more complicated, cause manufacturing cost than higher, the junction block connectivity robustness also awaits improving, in addition, the performance that is connected and fixed of the terminal pin of diode transistor and metallic conduction sheet also is further improved, plug-assembly only relies on socket connection with being connected of junction block, transfer to easily, it is firm inadequately to connect, and, contact resistance is big in the junction, heating need be updated especially easily.

Summary of the invention

Technical problem to be solved in the utility model provide a kind of simple in structure firmly, particularly diode transistor terminal pin and metallic conduction sheet be connected firm more, the more perfect quick connector of electric conductivity.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of quick connector, it includes box body, lid, junction block, conducting strip, terminal, the inside, bottom at box body is provided with a plurality of junction blocks abreast, and being provided with at least two terminals in the side of box body cooperates with junction block, terminal connects the line trap assembly of a detachable, junction block is by last, the lower part pedestal is involutory, form with the mutual clamping of the card base of a plurality of disjunctors hole clipping with matching is continuous, be provided with caulking groove in the lower part pedestal of junction block, a fixedly embedded conducting strip in the described caulking groove, the middle part of conducting strip molds two jacks, the jack downside has card base, accordingly, having two elasticity card bases is plugged in the jack of conducting strip with the metal insert that molds two jacks, it is characterized in that the lower part pedestal directly links into an integrated entity with box bottom, and the side, both sides above the plug-in unit has the bayonet socket that confession diode lead pin snaps in.

Useful is, above-mentioned conducting strip rear has " Ц " font section, the an amount of flexure strip that extends of length its interior recess fixedly connected " σ " font and its free end, a vertical edges of the flexure strip of described " σ " font connects tightly and is posted by on " Ц " font medial surface of described conducting strip, the free end top of the extension of the flexure strip of described " σ " font is provided with a rectangular opening, and the front end cutting ferrule of described rectangular opening also is fixed on the outer vertical edges of described " Ц " font conducting strip.

Useful is, is supported with another flexure strip between " Ц " font lateral surface of above-mentioned lower part pedestal and conducting strip, can further improve the steadiness that contacts of lead-in wire and conducting strip like this, improves electric conductivity, is not easy to come in contact bad accident.

Useful is that the support zone of another above-mentioned flexure strip forms arc-shaped notch and cooperates the location with the flange of " Ц " font lateral surface of conducting strip, is convenient to the installing and locating of flexure strip, also improves metalwork and is in contact with one another fastness.

What be highly profitable is, the front portion of above-mentioned conducting strip is pressed with the metal holder, the metal holder is stuck in the pedestal of lower part, holding screw has been threaded on the holder, by cooperating of metal holder and holding screw, can improve connectivity robustness between the plug-assembly and conducting strip greatly, be not easy to take place the loose or dislocation phenomenon.

Useful is, above-mentioned lid adopts removable lining buckle to be connected with box body, and the top of above-mentioned box body is fixed with lid by the cannelure grafting, lid is inlayed by the positioning strip on the holddown groove at the insertion position and is fixed with sealing ring, the sealing ring cross section can be selected the sealing ring of mountain font or O shape for use, makes terminal box have the excellent waterproof anti-dust performance like this.

What be highly profitable is that above-mentioned top pedestal improves radiating effect being distributed with a plurality of louvres near terminal one end.

At last, above-mentioned box body side forms blind hole and cooperates with junction block, makes the terminal box installation site of exchange wire joint according to actual needs, and it is convenient that quick connector is used.

Compared with prior art, advantage of the present utility model is: adopt the lower part pedestal directly and box body be made of one structure, make the quick connector structure firmly simple more, manufacture easily, reduced cost, owing to adopted side metal insert with bayonet, the terminal pin of diode transistor and the steadiness that is connected of metallic conduction sheet have been improved, make its electric conductivity more perfect, serviceability is better, has adopted holding screw, improved the be connected steadiness of plug-assembly with conducting strip, and, improved radiating effect in conjunction with louvre, set up flexure strip, can further improve the steadiness that contacts that goes between with conducting strip, improve electric conductivity.

Description of drawings

Fig. 1 is the front view (removing under the lid state) of quick connector;

Fig. 2 is that the A-A of Fig. 1 is to cutaway view;

Fig. 3 is that the B-B of Fig. 1 is to cutaway view;

Fig. 4 is the exploded view of quick connector;

Fig. 5 is the stereogram of quick connector.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Anticipate as shown in the figure, this kind quick connector, it includes box body 1, lid 2, junction block 4, conducting strip 11, terminal 8, box body 1 and lid 2 generally are to adopt engineering plastics to make, the inside, bottom at box body 1 is provided with a plurality of junction blocks 4 abreast, six junction blocks 4 have been adopted in present embodiment, each junction block 4 is by last, lower base two parts involute, they are divided into top pedestal 6 and lower part pedestal 5, have on the pedestal with the card base of a plurality of disjunctors hole clipping with matching, by the continuous junction block 4 of forming each of mutual clamping between them, these all are traditional technological means, its key be the lower part pedestal 5 of junction block be directly and the bottom surface 3 of box body be made of one structure, can simplify the fixed structure of pedestal so greatly, reduce cost.Certainly, the lower part pedestal 5 of junction block is provided with caulking groove 7 as traditional structure, a fixedly embedded conducting strip 11 in the caulking groove 7, the middle part of conducting strip 11 molds two rectangular jacks, the jack downside utilizes stamping technology to produce card base 16 naturally, 16, accordingly, each conducting strip 11 is furnished with metal insert 17, also form two rectangular jacks and two elasticity card bases 15 on the metal insert 17,15, metal insert 17 is plugged in the jack of conducting strip 11, and metal insert 17 utilizes the button limit of side to be fixed on metal insert on the conducting strip well, the terminal pin of diode transistor 21 can be inserted in the rectangle jack of metal insert 17 and conducting strip 11 like this, and utilize the card base 15 of metal insert 17 and conducting strip 11,16,16, connect and fix between 15 and be connected conducting with the terminal pin of diode transistor 21 and conducting strip 11 are fine, the improvements that metal insert 17 is highly profitable are that the side of metal insert molds the bayonet socket 18 that snaps in for polarized lense pipe terminal pin, make the bayonet socket 18 of metal insert can play good positioning and fixing effect, can further improve simultaneously the contact performance of the terminal pin and the metal insert 17 of diode transistor 21, improve the electric conductivity between them, be not easy to come in contact bad accident.Conducting strip 11 rears have " Ц " font section, the an amount of flexure strip 12 that extends of length its interior recess fixedly connected " σ " font and its free end, a vertical edges of the flexure strip 12 of described " σ " font connects tightly and is posted by on " Ц " font medial surface of described conducting strip 11, the free end top of the extension of the flexure strip 12 of " σ " font is provided with a rectangular opening, and the front end cutting ferrule of rectangular opening also is fixed on the outer vertical edges of described " Ц " font conducting strip 11.Its effect is to insert between the top pedestal 6 of flexure strip 12 and vicinity when a wedge tool, the evagination side of described " σ " font flexure strip 12 promptly is subjected to lateral thrust, rectangular opening promptly moves to the direction of lateral thrust on the free end of then described flexure strip 12, at this moment, described rectangular opening is exposed to the outside of the vertical edges of described flexure strip 12, connected lead can insert in the rectangular opening that exposes; When described wedge tool withdraws from, when described " σ " font flexure strip 12 resets connected lead has been clamped in tightly between the medial surface of the vertical edges of described flexure strip 12 and rectangular opening, these operation principles can be referring to traditional technology.As further improvement, be supported with another flexure strip 13 between " Ц " font lateral surface of lower part pedestal 5 and conducting strip 11, the support zone of another flexure strip 13 forms arc-shaped notch and cooperates the location with the flange 14 of " Ц " font lateral surface of conducting strip, the support concept of another flexure strip 13 that utilize to increase so further improves between the medial surface of the vertical edges of flexure strip 12 and rectangular opening and clamps strength.At the lower part pedestal, the front portion of conducting strip 11 also is crimped with metal holder 9, metal holder 9 can be stuck in the lower base, holding screw 10 has been threaded on the holder 9, when plug-assembly is inserted in the terminal, tighten holding screw 10, by cooperating of metal holder 9 and holding screw 10, the metallic plug of plug-assembly is securely fixed on the anterior position of conducting strip, thereby improve connectivity robustness between plug-assembly and the conducting strip, avoid taking place the loose or dislocation phenomenon, simultaneously, in order to improve radiating effect, the top pedestal is being distributed with a plurality of louvres 22 near terminal one end, louvre 22 is distributed on three faces of top pedestal basically, has improved heat-sinking capability greatly.Peg graft by cannelure and be fixed with lid 2 in the top of box body 1, lid 2 is inlayed by the positioning strip on the holddown groove 20 at the insertion position and is fixed with sealing ring 19, and preferred mountain, the cross section of sealing ring 19 font is to play necessary sealing effectiveness.Simultaneously, lid 2 can also increase with box body 1 and adopts removable lining buckle to couple together, and forms the button pin 24 on band inclined-plane in the both sides of lid 2, and accordingly, the card base 25 that molds button hole 26 in the both sides of box body 1 and cooperate makes them can buckle.The side of box body 1 is provided with at least two terminals 8, in present embodiment, terminal 8 numbers are two, terminal 8 cooperates with junction block 4 and is communicated with, terminal 8 connects the line trap assembly of a detachable, after the line trap assembly is inserted in the terminal 8 like this, just can contact conduction with the conducting strip 11 on the junction block 4.Box body 1 side forms blind hole 23 in the position of other junction blocks, when this junction block will use, blind hole can be run through connecting terminal and just can use this junction block.

Claims

1, a kind of quick connector, it includes box body, lid, junction block, conducting strip, terminal, the inside, bottom at box body is provided with a plurality of junction blocks abreast, and being provided with at least two terminals in the side of box body cooperates with junction block, terminal connects the line trap assembly of a detachable, junction block is by last, the lower part pedestal is involutory, form with the mutual clamping of the card base of a plurality of disjunctors hole clipping with matching is continuous, be provided with caulking groove in the lower part pedestal of junction block, a fixedly embedded conducting strip in the described caulking groove, the middle part of conducting strip molds two jacks, the jack downside has card base, accordingly, having two elasticity card bases is plugged in the jack of conducting strip with the metal insert that molds two jacks, it is characterized in that the lower part pedestal directly links into an integrated entity with box bottom, and the side, both sides above the plug-in unit has the bayonet socket that confession diode lead pin snaps in.

2, want 1 described quick connector according to right, it is characterized in that described conducting strip rear has " Ц " font section, the an amount of flexure strip that extends of length its interior recess fixedly connected " σ " font and its free end, a vertical edges of the flexure strip of described " σ " font connects tightly and is posted by on " Ц " font medial surface of described conducting strip, the free end top of the extension of the flexure strip of described " σ " font is provided with a rectangular opening, and the front end cutting ferrule of described rectangular opening also is fixed on the outer vertical edges of described " Ц " font conducting strip.

3, want 1 or 2 described quick connectors according to right, it is characterized in that being supported with another flexure strip between " Ц " font lateral surface of described lower part pedestal and conducting strip.

4, want 3 described quick connectors according to right, the support zone that it is characterized in that described another flexure strip forms arc-shaped notch and cooperates the location with the flange of " Ц " font lateral surface of conducting strip.

5, want 1 or 2 described quick connectors according to right, it is characterized in that the front portion of described conducting strip is pressed with the metal holder, the metal holder is stuck in the pedestal of lower part, and holding screw has been threaded on the holder.

6, want 1 or 2 described quick connectors according to right, it is characterized in that the top of described box body is fixed with lid by the cannelure grafting, lid is inlayed by the positioning strip on the holddown groove at the insertion position and is fixed with sealing ring.

7, want 6 described quick connectors according to right, it is characterized in that described lid and box body adopt removable lining buckle to be connected.

8, want 1 or 2 described quick connectors according to right, it is characterized in that described top pedestal is being distributed with a plurality of louvres near terminal one end.