CN206640040U - A kind of binding post for thyristor driver - Google Patents

Abstract

The utility model proposes a kind of binding post for thyristor driver, an external binding post is patched on two groups of exposed plugs of the main circuit connection terminal of the IGCT of FF300R12KE4 models, two bottoms are provided with the terminal casing of the external binding post, it is groove between two bottoms, card convex corresponding with the neck of the IGCT is provided with the inside of two bottoms；Two group slots that are corresponding with two groups of plugs and turning on are provided with two bottoms, two group slots extend the top of terminal casing；Press respectively on the IGCT shell wall being inserted at corresponding two groups of plug positions terminal casing bottom where two group slots；The color of external wire in per group slot is corresponding with the polarity of every group of plug respectively, and binding post of the present utility model avoids two groups of plugs of the IGCT of FF300R12KE4 models reversed, improves the external efficiency of two groups of plugs.

Description

A kind of 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 terminals for thyristor driver Son.

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, two groups of plug positions of the main circuit connection terminal of the IGCT of FF300R12KE4 models In in the shell wall at the top of IGCT.Two groups of plugs of the IGCT of the usual model, which can not be observed directly, draws positive-negative polarity, It is easily reversed when circuit connects, IGCT is damaged, and the cost of IGCT is of a relatively high；In addition, above-mentioned plug is in circuit Connected when neutralizing outer lead connection with modes such as welding, windings, this connection effort is time-consuming and unstable.

Utility model content

In order to solve the positive and negative easily reversed of the exposed plug of the IGCT of FF300R12KE4 models in the prior art And the plug connects the problem of effort is time-consuming and unstable, the utility model proposes a kind of terminals for thyristor driver Son.

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

A kind of binding post for thyristor driver, at the main circuit connection end of the IGCT of FF300R12KE4 models An external binding post is patched on two groups of exposed plugs of son, two bottoms are provided with the terminal casing of the external binding post Hold, be groove between two bottoms, card convex corresponding with the neck of the IGCT is provided with the inside of two bottoms；At two bottoms Two group slots that are corresponding with two groups of plugs and turning on are provided with end, two group slots extend the top of terminal casing；Two group slots Press respectively on the IGCT shell wall being inserted at corresponding two groups of plug positions the terminal casing bottom at place；In per group slot The color of external wire is corresponding with the polarity of every group of plug respectively.

Preferably, in the described binding post for thyristor driver, the outside of two bottoms of the terminal casing Convex form structure is formed with the top side of terminal casing, is narrower than top side on the outside of two bottoms, the top side of terminal casing is directly pressed on pair The IGCT top answered.

Preferably, in the described binding post for thyristor driver, every group slot on the terminal casing top Dead slot is provided between two slots；4 dead slots are provided between two group slots on the terminal casing top；It is placed with dead slot Radiating bag.

Preferably, in the described binding post for thyristor driver, the slot at the top of the terminal casing is square Shape, the slot of terminal casing bottom is long narrow shape；Two sheets of conductive pieces, two pieces are provided with each slot of terminal casing bottom Shape conducting strip extends one section in the slot of square shape；The conduction of cone-shaped is provided with each slot at the top of terminal casing Piece, the tip of cone-shaped conducting strip are squeezed between two sheets of conductive pieces in the slot；Set in the square shape slot There is bulge loop, the other end of the cone-shaped conducting strip is resisted against the inner side of bulge loop.

Preferably, in the described binding post for thyristor driver, set at the other end of the tapered conductive piece It is equipped with the elasticity extruding bag of relative convex.

The beneficial effects of the utility model are：Binding post of the present utility model for thyristor driver, in MSTC types Number IGCT exposed two group plug on patch an external binding post, two groups on the terminal casing of external binding post Slot is corresponding with two groups of plugs of IGCT respectively, and terminal casing can only plug with above-mentioned IGCT in a particular manner, prevent The plug of external binding post of the present utility model and the IGCT of MSTC models is reversed, plays a part of fool proof；And every group leads to The color of external wire in groove is corresponding with the polarity of every group of plug respectively, avoids the plug of the IGCT due to such model Polarity be unable to Direct Recognition and with external wire wrong, play a part of circuit where protecting IGCT and IGCT, greatly Reduction error rate and damage cost.In addition, the plug of the IGCT of such model patches external binding post, province easy to connect When, 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 a kind of structural representation of binding post for thyristor driver of the utility model.

In figure：

1st, IGCT；2nd, external binding post；11st, plug；21st, terminal casing；22nd, slot；23rd, dead slot.

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 binding post for thyristor driver as shown in Figure 1, in the crystalline substance of FF300R12KE4 models An external binding post 2 is patched on two groups of exposed plugs of the main circuit connection terminal of brake tube 1, the external binding post 2 Two bottoms are provided with terminal casing 21, is groove 21 between two bottoms, the card with IGCT is provided with the inside of two bottoms Card convex corresponding to groove；Two group slots 22 that are corresponding with two groups of plugs and turning on, the extension of two group slots are provided with two bottoms Go out the top of terminal casing；The crystalline substance being inserted at corresponding two groups of plug positions is pressed respectively in terminal casing bottom where two group slots On brake tube shell wall；The color of external wire in per group slot is corresponding with the polarity of every group of plug respectively.External binding post 2 The IGCT of structure qualification itself and FF300R12KE4 models can only be realized with a kind of pluggable mode grafting two on terminal casing Group slot connects with the corresponding conducting of two groups of plugs on the IGCT, the color and plug of the external wire on external binding post Polarity is consistent, can quickly differentiate the polarity of two groups of plugs of the IGCT of FF300R12KE4 models, avoids the brilliant lock of the model Two groups of plugs of pipe are reversed, reduce cost depletions；Save artificial, raising connection speed.

In order to increase the stability of the plug of the IGCT of external binding post and above-mentioned model and lasting usability, terminal The outside of two bottoms of shell and the top side of terminal casing form convex form structure, are narrower than top side, terminal casing on the outside of two bottoms Top side be directly pressed on corresponding to IGCT top.

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 slot at the top of terminal casing are square shape, the slot of terminal casing bottom For long narrow shape；Two sheets of conductive pieces are provided with each slot of terminal casing bottom, two sheets of conductive pieces extend one section To the slot of square shape；The conducting strip of cone-shaped, the point of cone-shaped conducting strip are provided with each slot at the top of terminal casing End is squeezed between two sheets of conductive pieces in the slot；Be provided with bulge loop in square shape slot, cone-shaped conducting strip it is another One end is resisted against the inner side of bulge loop.The elasticity extruding bag of relative convex is provided with the other end of tapered conductive piece, is easy to bore The wire of the different specification of shape conducting strip endoadaptation patches.

One external binding post grafting corresponding with two groups of plugs of the IGCT of such model, in order to reduce external wiring It is provided between two slots of every group slot 22 on the weight of terminal and the radiating terminal shell top of the external binding post of quickening Dead slot 23；4 dead slots 23 are provided between two group slots on terminal casing top；In order to accelerate radiating rate, placed in dead slot 23 There is radiating to wrap.

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 (5)

1. a kind of binding post for thyristor driver, it is characterised in that in the main electricity of the IGCT of FF300R12KE4 models An external binding post is patched on two groups of exposed plugs of road binding post, is provided with the terminal casing of the external binding post Two bottoms, it is groove between two bottoms, card convex corresponding with the neck of the IGCT is provided with the inside of two bottoms； Two group slots that are corresponding with two groups of plugs and turning on are provided with two bottoms, two group slots extend the top of terminal casing；Two Press respectively on the IGCT shell wall being inserted at corresponding two groups of plug positions terminal casing bottom where group slot；Every group is inserted The color of external wire in groove is corresponding with the polarity of every group of plug respectively.

2. the binding post according to claim 1 for thyristor driver, it is characterised in that two of the terminal casing The outside of bottom and the top side of terminal casing form convex form structure, are narrower than top side on the outside of two bottoms, the top side of terminal casing is straight Connect IGCT top corresponding to being pressed on.

3. the binding post according to claim 1 for thyristor driver, it is characterised in that the terminal casing top Dead slot is provided between two slots per group slot；4 dead slots are provided between two group slots on the terminal casing top；It is empty Radiating bag is placed with groove.

4. the binding post according to claim 1 for thyristor driver, it is characterised in that at the top of the terminal casing Slot is square shape, and the slot of terminal casing bottom is long narrow shape；Two sheets are provided with each slot of terminal casing bottom to lead Electric piece, two sheets of conductive pieces extend one section in the slot of square shape；Cone is provided with each slot at the top of terminal casing The conducting strip of shape, the tip of cone-shaped conducting strip are squeezed between two sheets of conductive pieces in the slot；The square shape Bulge loop is provided with slot mouth, the other end of the cone-shaped conducting strip is resisted against the inner side of bulge loop.

5. the binding post according to claim 4 for thyristor driver, it is characterised in that the tapered conductive piece The elasticity extruding bag of relative convex is provided with the other end.