CN206673230U - A kind of double tube-legs binding post for thyristor driver - Google Patents

Abstract

The utility model proposes a kind of double tube-legs binding post for thyristor driver, two external binding posts are patched on two groups of plugs of the main circuit connection terminal in its top shell wall of IGCT, the terminal casing bottom of each external binding post is provided with slot corresponding with any group of plug, the bottom of terminal casing is contained on the IGCT of any group of plug position, and the card muscle for making terminal casing specifically be clamped on the asymmetrical shell wall of IGCT is provided with the outside of the terminal casing；The top of the terminal casing is provided with being used for of being connected with the slot of its bottom and accommodates the groove of external wire, and be provided with the slot and groove each connected make corresponding to plug and the electroconductive elastic sheet of external wire conducting；The color of external wire in every group of groove is corresponding with the polarity of every group of plug respectively.Double tube-legs binding post of the present utility model is used cooperatively with IGCT, avoids any group of plug of the IGCT reversed, improves the external efficiency of plug.

Description

A kind of double tube-legs binding post for thyristor driver

Technical field

It the utility model is related to the connection apparatus field of component, more particularly to a kind of double tube-legs for thyristor driver Binding post.

Background technology

IGCT is a kind of switch element, can be used to do the control of high voltage and high current, has been widely used in various In electronic equipment and electronic product.Switch main body, main circuit connection terminal and control electricity are provided with the housing of IGCT at present Road binding post, two groups of plugs of main circuit connection terminal are emerging in outside the housing of IGCT, connect on shell positioned at control circuit The corresponding position of line terminals is provided with opening, and two groups of plugs of main circuit connection terminal are located in the shell wall of IGCT, MSTC models IGCT, the IGCT of rectified power module be respectively provided with the architectural feature.Generally there is the IGCT of said structure feature Two groups of plugs, which can not be observed directly, draws positive-negative polarity, easily reversed when circuit connects, damage IGCT, and IGCT Cost is of a relatively high, and damage cost is too big；In addition, with welding, winding etc. when above-mentioned plug connects with outer lead in circuit Mode connects, and this connection effort is time-consuming and unstable.

Utility model content

In order to solve the positive and negative easily by the reversed and plug of the plug in its shell wall of IGCT in the prior art The problem of effort is time-consuming and unstable is connected, the utility model proposes a kind of double tube-legs terminals for thyristor driver Son.

What the technical solution of the utility model was realized in：

A kind of double tube-legs binding post for thyristor driver, the main circuit in its top shell wall of IGCT connect Patch two external binding posts on two groups of plugs of line terminals, the bottom of the terminal casing of each external binding post be provided with A group slot corresponding to any group of plug, the terminal casing bottom where the group slot are contained at any group of plug position It is provided with IGCT, and on the outside of the terminal casing so that terminal casing coordinates the asymmetrical shell wall for being clamped on the IGCT On card muscle；The top of the terminal casing is provided with the groove for being used to accommodate external wire connected with the slot of its bottom, and often It is provided with the slot and groove of individual connection so that corresponding plug and the electroconductive elastic sheet of external wire conducting；In every group of groove The color of external wire is corresponding with the polarity of every group of plug respectively.

Preferably, the card muscle is arranged on the outside for the terminal casing for being contained in IGCT, and positioned at the outer of slot Side.

Preferably, the planform of the slot is convex form, and the planform of the groove is square shape, described to insert Groove connects with groove；The electroconductive elastic sheet is arranged in the slot, and obstructs the connectivity part between the slot and groove, And a crimping chamber is formed in groove, for fixing external wire.

Preferably, in the described double tube-legs binding post for thyristor driver, have outside the groove or slot The label corresponding with the polarity of the plug.

Preferably, in the described double tube-legs binding post for thyristor driver, the card muscle on the outside of the terminal casing Tip position at set one layer of silica gel.

Preferably, in the described double tube-legs binding post for thyristor driver, the end between a group slot The bottom of sub- shell is provided with a chute, and the chute extends to the top of terminal casing；One card convex is inserted into the chute, is used for Height by adjusting card convex realizes the bottom of regulation terminal casing and the spacing of IGCT.

Preferably, in the described double tube-legs binding post for thyristor driver, the two of the top of the terminal casing The edge of extension is provided with the short side of side.

The beneficial effects of the utility model are：Double tube-legs binding post of the present utility model for thyristor driver, it is brilliant The feature of brake tube is located in the shell wall of IGCT for the plug of IGCT, the corresponding one group of plug of a binding post, can apply On one group of plug of IGCT, it can also be directly applied on two groups of plugs of IGCT, flexible Application is very convenient.

Double tube-legs binding post of the present utility model for thyristor driver, using the card muscle on terminal casing by terminal casing Cooperation is clamped on the asymmetrical shell wall of IGCT, prevents inserting for double tube-legs binding post and IGCT of the present utility model It is reversed, play a part of fool proof；And the color of the external wire in every group of groove is corresponding with the polarity of every group of plug respectively, Avoid due to the polarity of any group of plug of above-mentioned IGCT is unable to Direct Recognition and with external wire wrong, play the brilliant lock of protection The effect of circuit where pipe and IGCT, greatly reduce error rate and damage cost.In addition, the plug of IGCT patch it is external Binding post, it is easy to connect time saving, improve efficiency.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the double tube-legs binding post of the present utility model for thyristor driver.

In figure：

1st, IGCT；11st, plug；2nd, external binding post；21st, card muscle；22nd, groove.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Embodiment：A kind of double tube-legs binding post for thyristor driver, in the position of the IGCT 1 of rectified power module It is each external to connect in patching two external binding posts 2 on two groups of plugs 11 of the main circuit connection terminal in its top shell wall The bottom of the terminal casing of line terminals 2 is provided with a group slot corresponding with any group of plug, the terminal casing bottom where the group slot Portion is contained on the IGCT at any group of plug position, and is provided with the outside of the terminal casing so that terminal casing coordinates card The tightly card muscle 21 on the asymmetrical shell wall of IGCT, avoids terminal casing anti-inserted；The top of the terminal casing is provided with and it The slot connection of bottom is used to accommodate the groove 22 of external wire, and is provided with the slot and groove each connected so that right The electroconductive elastic sheet for plug and the external wire conducting answered；The color of external wire in the every group of groove pole with every group of plug respectively Property it is corresponding, both be used for quickly differentiate such IGCT plug polarity, the company being easy to again between plug and external wire Connect.

External binding post of the present utility model also can be applicable on the IGCT of MSTC models.

Card muscle 21 can be set directly at remaining position on the outside of terminal casing, only need to extend to the terminal casing for being contained in IGCT Outside be the plug that terminal casing and IGCT can be achieved.In order to reduce the volume of external binding post in the utility model, carry The convenience that the plug of high external binding post and IGCT patches, card muscle are arranged on the outer of the terminal casing that is contained in IGCT Side, and positioned at the outside of a slot.There is neck on the IGCT of rectified power module, external in the utility model connects The card muscle of line terminals is correspondingly arranged with the neck on the IGCT of rectified power module, is further improved in rectified power module The stability applied on IGCT.

Plug has been turned on various ways with external wire by the electroconductive elastic sheet in the slot and groove of terminal casing, is set in slot Metal sheeting is equipped with, the connector lug that external wire is in clamping connection and can fixed with metal sheeting is provided with groove；Slot and logical Electroconductive elastic sheet is provided with groove, the screw of fixed external wire is provided with slot；And other modes.It is in the utility model The further stability for improving fool proof performance and connection, the planform of the slot of terminal casing are convex form, the structure of groove Square shape is shaped as, slot connects with groove；Electroconductive elastic sheet is arranged in slot, and obstructs the connection between slot and groove Place, and a crimping chamber is formed in groove, for fixing external wire.

In the utility model, in order to quickly differentiate the polarity of the plug of the main circuit connection terminal of IGCT, it can also incite somebody to action The label corresponding with the polarity of plug is provided with outside groove or slot, simple in construction, identification is convenient.

In the utility model, in order to increase the stability of terminal casing and IGCT grafting, the top of the card muscle on the outside of terminal casing Portion's opening position coats one layer of silica gel of one layer of silica gel or cladding.The convenience dismounted for the ease of external binding post, terminal casing The edge of extension is provided with the short side of the both sides on top.

In the utility model, in order to improve the adaptability of external binding post, the IGCT of different model is applicable, positioned at one The bottom of terminal casing between group slot is provided with a chute, and the chute extends to the top of terminal casing；One card convex is inserted into In chute, for realizing bottom and the spacing of different types of IGCT of regulation terminal casing by adjusting the height of card convex.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (7)

1. a kind of double tube-legs binding post for thyristor driver, it is characterised in that IGCT is located in its top shell wall Main circuit connection terminal two groups of plugs on patch two external binding posts, the bottom of the terminal casing of each external binding post End is provided with a group slot corresponding with any group of plug, and the terminal casing bottom where the group slot is contained in any group of plug institute It is provided with the IGCT of opening position, and on the outside of the terminal casing so that terminal casing, which coordinates, is clamped on the non-right of the IGCT Card muscle on the shell wall of title；The top of the terminal casing be provided with connected with the slot of its bottom be used for accommodate external wire Groove, and be provided with the slot and groove each connected so that corresponding plug and the electroconductive elastic sheet of external wire conducting；Often The color of external wire in group groove is corresponding with the polarity of every group of plug respectively.

2. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that the card muscle is set Put in the outside for the terminal casing for being contained in IGCT, and positioned at the outside of a slot.

3. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that the slot Planform is convex form, and the planform of the groove is square shape, and the slot connects with groove；The electroconductive elastic sheet is set Put in the slot, and obstruct the connectivity part between the slot and groove, and a crimping chamber is formed in groove, use In fixed external wire.

4. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that the groove or There is the label corresponding with the polarity of the plug outside slot.

5. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that the terminal casing One layer of silica gel is set at the tip position of the card muscle in outside.

6. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that inserted positioned at one group The bottom of terminal casing between groove is provided with a chute, and the chute extends to the top of terminal casing；One card convex is inserted into described In chute, for realizing the bottom of regulation terminal casing and the spacing of IGCT by adjusting the height of card convex.

7. the double tube-legs binding post according to claim 1 for thyristor driver, it is characterised in that the terminal casing Top both sides short side at be provided with the edge of extension.