CN208873945U - A kind of concentrator function terminal and route board connecting structure - Google Patents

Abstract

The utility model relates to a kind of concentrator function terminals and route board connecting structure, the function terminal for including terminal box and being mounted in terminal box, first line plate is provided with above terminal box, terminal box offers along its length accommodates second chamber therein for multiple function terminals, it is characterized by: the function terminal is connected with the second wiring board, second wiring board is equipped with the multiple contact pins welded with first line plate, the interlayer baffle for fixing plug pin matched with contact pin is equipped in the middle part of the contact pin, the interlayer baffle and contact pin one end touching position circumferential direction are equipped with the gear tin structure for preventing seeping tin.The function terminal of the utility model is connected on first line plate by the second wiring board, to facilitate the installation of function terminal, installation is more accurate so that structure more, it is compact；By the way that gear molten tin bath or isolation board are arranged on interlayer baffle, solves connectivity problem between successive pins caused by extra scolding tin, to effectively prevent between contact pin short-circuit.

Description

A kind of concentrator function terminal and route board connecting structure

Technical field

The utility model relates to concentrator field, in particular to a kind of concentrator function terminal and route board connecting structure.

Background technique

Concentrator is the centre management equipment and control equipment of remote auto meter reading system, is responsible for timing reading terminals number Functions, the concentrator such as lateral transport according to the order transmission of, system, data communication, network management, logout, data are companies Connect the central connection point equipment of terminal, computer or communication equipment.In several terminal compact districts, communication line is usually reduced Terminal is first connected to concentrator, then concentrator is connected to the communication controler of computer using high-speed line by road, because This, concentrator is also share wires and a kind of effective equipment for improving line efficiency.

It is provided with terminal box and wiring board in current concentrator, voltage terminal and function terminal are provided in terminal box, In order to realize the connection of function terminal and wiring board, usually connected by the welding hole on the contact pin and wiring board on function terminal It connects, during practical operation, since function terminal has multiple, corresponding contact pin has multiple, and the color of each contact pin may It can have differences, when installation, need for multiple contact pins to be attached with corresponding pad hole, connect and be easy error, increase With the connection difficulty of wiring board.

And contact pin and wiring board are attached by welding manner, and contact pin belongs to a kind of connector, are widely used in all kinds of Electrical connection in the printed wiring board of electronic product, cooperation mother socket are assembled, and contact pin routinely has SMT formula and socket welding type, In the production process of contact pin welding, when crossing wave soldering and sealing or manual welding, since production technology level and contact pin supplied materials can not be true It protects contact pin and welds smooth, the easy inside by the gap infiltration contact pin between contact pin and wiring board of scolding tin, and on contact pin periphery Diffusion, to cause to be connected between successive pins, causes short circuit, influences the quality of product.

Therefore, it is necessary to the mounting structures to existing concentrator function terminal to be improved further.

Utility model content

For the current state of the art, the technical problem to be solved by the utility model is to provide one kind to pass through external circuit Function terminal pins are concentrated, facilitate and install and can effectively solve the concentrator that contact pin seeps tin hidden danger and the company's of preventing tin short circuit by plate Function terminal and route board connecting structure.

Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of concentrator function terminal and route The function terminal that board connecting structure includes terminal box and is mounted in terminal box is provided with first above the terminal box Wiring board, the terminal box offers along its length accommodates second chamber therein for multiple function terminals, it is characterised in that: The function terminal is connected with the second wiring board, and second wiring board is equipped with the multiple contact pins welded with first line plate, The interlayer baffle for fixing plug pin matched with contact pin, the interlayer baffle and contact pin one end phase are equipped in the middle part of the contact pin Contact position circumferential direction is equipped with the gear tin structure for preventing seeping tin.

In order to facilitate the connection for realizing function terminal and the second wiring board, it is preferable that the function terminal has to downward The conductive connection column stretched, the perforation passed through for being conductively connected column is offered on second wiring board, and the function terminal passes through It is conductively connected column and the cooperation realization of perforation and being electrically connected for the second wiring board.

As an improvement, being additionally provided with voltage terminal in the terminal box, the terminal box is offered to be held for multiple voltage terminals First chamber therein is set, the side of the terminal box has the floor extended in the width direction, offers on the floor more The slot that the pin of a voltage supplied terminal pairing connection plugs, the voltage terminal are connected by the cooperation of pin and slot and floor It connects, the pin is exposed to outside slot and connect with first line plate.

The pin of voltage terminal drops out in order to prevent, and the floor is located at the insertion end of voltage terminal, and the floor is along The length direction of one wiring board extends, and the slot is provided on the lateral wall of floor.

The pin of voltage terminal drops out in order to prevent, has the limit plate extended downwardly on the floor.

Preferably, the slot has multiple, width direction arranged for interval of multiple slots along terminal box.

There are many structure types of pin, and pin can be T-type, or L-type, it is preferable that the vertical of the pin cuts Face is substantially L-shaped, which includes plate and be arranged on plate and to the stitch that first line plate direction extends, described to insert The top of plate is provided with the conducting wire being connected with voltage terminal, and the slot includes the groove plugged for plate and for stitch The through slot that wire assembly passes through, the pin are plugged in after slot and connect with first line plate.

It is provided with the cover board matched with the contact pin on the second wiring board on the terminal box, offers confession on the cover board The first through hole that contact pin passes through offers the second through-hole that welding installation is matched with contact pin on the first line plate, described Contact pin sequentially passes through the second through-hole of first through hole and first line plate on cover board, when assembly is completed, the first line plate The back side offsets with cover board front, and the cover board back side offsets with gear tin structure upper end or interlayer baffle upper end.

The gap that scolding tin penetrates into is equipped between the second through-hole and contact pin of the first line plate, the gap, first are led to Hole is connected to gear tin inside configuration.By gap, first through hole with gear tin inside configuration be connected to make contact pin and first line plate weldering The extra scolding tin occurred when connecing flows through first through hole by gap and enters in the molten tin bath, solve extra scolding tin cause it is adjacent Connection between contact pin, to cause short-circuit between contact pin.

Preferably, the gear tin structure is gear molten tin bath or isolation board.

Compared with the prior art, the advantages of the utility model are: function terminal is connected to first by the second wiring board The case where on wiring board, to facilitate the installation of function terminal, installation is more accurate, prevents setup error；In addition, So that structure more, it is compact；And the second wiring board is welded by contact pin and first line plate, by setting on interlayer baffle Gear tin structure is set, can effectively be separated successive pins, and when first line plate plate and contact pin weld, extra scolding tin passes through Gap between first line plate and contact pin is flowed through first through hole and is entered in gear molten tin bath or inside isolation board, efficiently solves Contact pin seeps the hidden danger of tin, and solves connectivity problem between successive pins caused by extra scolding tin, to effectively prevent inserting Short-circuit between needle, structure is simple, substantially increases the production efficiency assembled between first line plate and contact pin and improves production product Matter.

Detailed description of the invention

Fig. 1 is the concentrator structure schematic diagram of the utility model embodiment；

Fig. 2 is the concentrator dimensional decomposition structure diagram of the utility model embodiment；

Fig. 3 is the structural schematic diagram of another angle of Fig. 2；

Fig. 4 is the structural schematic diagram of the terminal box (being equipped with voltage terminal and function terminal) of the utility model embodiment；

Fig. 5 is the structural schematic diagram of the terminal box of the utility model embodiment；

Fig. 6 is the dimensional decomposition structure diagram of the terminal box of the utility model embodiment；

Fig. 7 is the dimensional decomposition structure diagram of another angle of the terminal box of the utility model embodiment；

Fig. 8 is the structural schematic diagram that another angle of terminal box of the second wiring board is equipped in Fig. 4；

Fig. 9 is the terminal box of the utility model embodiment and the attachment structure schematic diagram of first line plate；

Figure 10 is the cross-sectional view of Fig. 8；

Figure 11 is the enlarged drawing in Figure 10 at A；

Figure 12 is another structural schematic diagram in Figure 10；

Figure 13 is the enlarged drawing in Figure 12 at B.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

As shown in FIG. 1 to FIG. 9, a kind of concentrator function terminal and route board connecting structure include terminal box 3, function end Son 32 and first line plate 2, wherein

The top of terminal box 3 is provided with first line plate 2, and terminal box 3 is offered along its length for multiple function terminals 32 accommodating second chambers 302 therein, function terminal 32 is connected with the second wiring board 34, and the function terminal 32 passes through the second line Road plate 34 is electrically connected with first line plate 2.Specifically, function terminal 32 has the conductive connection column 321 extended downwardly, the second line The perforation 342 passed through for being conductively connected column 321 is offered on road plate 34, function terminal 32 is by being conductively connected column 321 and perforation 342 cooperation realization is electrically connected with the second wiring board 34, is additionally provided on the second wiring board 34 more with the welding of first line plate 2 A contact pin 341 is equipped with the interlayer baffle 3411 for fixing plug pin 341 matched with contact pin 341, interlayer in the middle part of contact pin 341 Baffle 3411 and 341 one end touching position circumferential direction of contact pin are equipped with the gear tin structure 3412 for preventing seeping tin.In the present embodiment, contact pin 341 equidistantly distribute on interlayer baffle 3411.

Specifically, being provided with the cover board 38 matched with the contact pin 341 on the second wiring board 34, the lid on the terminal box 3 The first through hole 381 passed through for contact pin 341 is offered on plate 38；It is offered on first line plate 2 and matches welding with contact pin 341 Second through-hole 25 of installation, contact pin 341 sequentially pass through the second through-hole of first through hole 381 and first line plate 2 on cover board 38 25, assembly complete when, 2 back side of first line plate offsets with 38 front of cover board, 38 back side of cover board with keep off 3412 upper end of tin structure or 3411 upper end of interlayer baffle offsets, and the gap that scolding tin penetrates into is equipped between the second through-hole 25 and contact pin 341 of first line plate 2 251, gap 251, first through hole 381 and gear tin structure 3412 inside be connected to, and by contact pin 341 and 25 junction of the second through-hole weldering It connects, preferably, gear tin structure 3412 is that gear molten tin bath or isolation board keep off tin structure as shown in Figure 10 and Figure 11 in the present embodiment 3412 is keep off molten tin bath, and the cross section for keeping off molten tin bath is round or square, when first line plate 2 and cover board 38 assemble completion, first 2 back side of wiring board is in contact substantially with 38 front of cover board, and 38 back side of cover board is in contact substantially with 3411 upper end of interlayer baffle, and first Through-hole 381 is greater than the bore of the other end close to the opening bore at 2 end of first line plate, welds in first line plate 2 and contact pin 341 When, facilitate scolding tin to flow into gear molten tin bath, extra scolding tin is flowed into as weld passes through gap 251, and enters first through hole 381 It is interior, then go through in gear molten tin bath, scolding tin is flowed into gear molten tin bath along C arrow direction shown in Figure 11, and be connected It is isolated between contact pin 341, solves the problems, such as the tin circulation between connected contact pin；As shown in Figure 12 and Figure 13, tin structure 3412 is kept off For isolation board, the cross section of isolation board outer profile is round or square, when first line plate 2 and the assembly of cover board 38 are completed, the One wiring board, 2 back side is in contact substantially with 38 front of cover board, and 38 back side of cover board is in contact substantially with isolation board upper end, first through hole 381 are greater than the bore of the other end close to the opening bore at 2 end of first line plate, when first line plate 2 and contact pin 341 weld, Scolding tin is facilitated to flow into isolation board, gear tin principle is similar to the setting of gear molten tin bath, and scolding tin is along D arrow direction shown in Figure 13 It is flowed into isolation board；The scheme that can be realized identical gear tin effect can also be used, function is realized by above-mentioned scheme Terminal 32 is electrically connected by the second wiring board 34 with first line plate 2.

In the present embodiment, contact pin 341 on the second wiring board 34 and the second wiring board 34 are integrally formed or also contact pin 341 It can be connect by welding manner with the second wiring board 34, as shown in Figure 10,34 weld lower end of contact pin 341 and the second wiring board It also is provided with the second interlayer baffle 3413, the second interlayer baffle 3413 is equipped with 341 one end touching position circumferential direction of contact pin to be prevented from seeping tin Gear tin structure, by welding 34 back side of the second wiring board with contact pin 341, when welding, extra tin was flowed into gear tin structure, Therefore contact pin 341 is effectively prevent to be connected to.

It is offered on terminal box 3 and accommodates first chamber 301 therein, the side tool of terminal box 3 for multiple voltage terminals 31 There is the floor 33 extended in the width direction, the pin 311 that the multiple pairing of voltage supplied terminal 31 connections are offered on floor 33 plugs Slot 331, slot 331 has multiple, width direction arranged for interval of multiple slots 331 along terminal box 3.Voltage terminal 31 passes through Pin 311 is connect with the cooperation of slot 331 with floor 33, and pin 311 is exposed to outside slot 331 and connect with first line plate 2, I.e. voltage terminal 31 is able to achieve by the pin 311 and is electrically connected with first line plate 2.

The floor 33 of the present embodiment is located at the insertion end of voltage terminal 31, and the floor 33 is along the length of first line plate 2 Direction extends, and slot 331 is provided on the lateral wall of floor 33, has the limit plate 332 extended downwardly on floor 33.

The longitudinal section of the pin 311 of the present embodiment is substantially L-shaped, which includes that plate 3111 and setting are being inserted On plate 3111 and to the stitch 3112 that 2 direction of first line plate extends, the top of plate 3111 is provided with and 31 phase of voltage terminal The conducting wire of connection, slot 331 include the groove 3311 plugged for plate 3111 and the through slot passed through for stitch wire assembly 3312, pin 311 is plugged in after slot 331 and connect with first line plate 2.Wherein, stitch wire assembly includes stitch 3112, the interconnecting piece that conducting wire and stitch 3112 are connected with conducting wire.

As shown in Figures 2 and 3, terminal box 3 is snapped connection in the side of 1 length direction of pedestal of concentrator, specifically, end The first fixture block 39 is provided on the lateral wall of button box 3, pedestal 1 offers and the first card on the corresponding position of the first fixture block 39 The first button hole 13 that block 39 matches, terminal box 3 pass through the first fixture block 39 and the cooperation realization of the first button hole 13 and consolidating for pedestal 1 Fixed connection.

In order to facilitate the installation for realizing first line plate 2, first line plate 2 is fixed on pedestal 1 by buckle structure.Tool Body, it is provided with buckle 11 on the inner sidewall of pedestal 1, the card slot 23 matched with buckle 11, bottom are offered on first line plate 2 The supporting block 111 to support first line plate 2 is provided on the inner sidewall of seat 1, supporting block 111 is located at the lower part of buckle 11, It assembles under completion status, first line plate 2 is located between buckle 11 and supporting block 111.

In order to consolidate the installation of first line plate more, it is provided on the inner sidewall of pedestal 1 to support First Line The top of the supporting element 12 of road plate 2, the top of supporting element 12 and supporting block 111 substantially in the same plane, to realize to the The support of one wiring board 2, supporting element 12, which has, has upwardly extended pillar 121, offers on first line plate 2 and wears for pillar 121 The third through-hole 22 crossed, first line plate 2 are arranged on pedestal 1 by the cooperation of pillar 121 and third through-hole 22；First Line Road plate 2 is located at the top of terminal box 3, and the top of the terminal box 3 is provided with positioning column 303, is offered on first line plate 2 for fixed The location hole 24 that position column 303 passes through, first line plate 2 are mounted on terminal box 3 by the cooperation of location hole 24 and positioning column 303 Top, thus further to first line plate carry out positioning support.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change It also should be regarded as the protection scope of the utility model into retouching.

Claims (10)

1. a kind of concentrator function terminal and route board connecting structure include terminal box (3) and are mounted in terminal box (3) Function terminal (32) is provided with first line plate (2) above the terminal box (3), and the terminal box (3) is opened along its length Equipped with for multiple function terminals (32) accommodating second chamber (302) therein, it is characterised in that: function terminal (32) connection Having the second wiring board (34), second wiring board (34) is equipped with the multiple contact pins (341) welded with first line plate (2), The interlayer baffle (3411) for fixing plug pin (341) matched with contact pin (341), institute are equipped in the middle part of the contact pin (341) It states interlayer baffle (3411) and contact pin (341) one end touching position circumferential direction is equipped with the gear tin structure (3412) for preventing seeping tin.

2. concentrator function terminal according to claim 1 and route board connecting structure, it is characterised in that: the function end Sub (32) have the conductive connection column (321) extended downwardly, are offered on second wiring board (34) for being conductively connected column (321) perforation (342) passed through, the function terminal (32) are realized by being conductively connected the cooperation of column (321) and perforation (342) With being electrically connected for the second wiring board (34).

3. concentrator function terminal according to claim 1 and route board connecting structure, it is characterised in that: the terminal box (3) it is additionally provided with voltage terminal (31) in, the terminal box (3), which offers, accommodates the first chamber therein for multiple voltage terminals (31) Room (301), the side of the terminal box (3) have the floor (33) extended in the width direction, offer on the floor (33) The slot (331) that the pin (311) of multiple voltage supplied terminal (31) pairing connections plugs, the voltage terminal (31) pass through pin (311) it is connect with the cooperation of slot (331) with floor (33), the pin (311) exposes to slot (331) outside and and First Line Road plate (2) connection.

4. concentrator function terminal according to claim 3 and route board connecting structure, it is characterised in that: the floor (33) it is located at the insertion end of voltage terminal (31), and the floor (33) extends along the length direction of first line plate (2), it is described to insert Slot (331) is provided on the lateral wall of floor (33).

5. concentrator function terminal according to claim 4 and route board connecting structure, it is characterised in that: the floor (33) there is the limit plate (332) extended downwardly on.

6. concentrator function terminal according to claim 4 and route board connecting structure, it is characterised in that: the slot (331) there is multiple, width direction arranged for interval of multiple slots (331) along terminal box (3).

7. according to concentrator function terminal described in claim 3~6 any claim and route board connecting structure, feature Be: the longitudinal section of the pin (311) is substantially L-shaped, which includes plate (3111) and be arranged in plate (3111) on and to the stitch (3112) that first line plate (2) direction extends, the top of the plate (3111) is provided with and electricity The conducting wire that pressure side (31) is connected, the slot (331) include the groove (3311) plugged for plate (3111) and confession The through slot (3312) that stitch wire assembly passes through, the pin (311) be plugged in slot (331) afterwards and with first line plate (2) Connection.

8. concentrator function terminal according to claim 1 and route board connecting structure, it is characterised in that: the terminal box (3) it is provided with the cover board (38) matched with the contact pin (341) on the second wiring board (34) on, is offered on the cover board (38) For the first through hole (381) that contact pin (341) passes through, is offered on the first line plate (2) and match welding with contact pin (341) The second through-hole (25) of installation, the contact pin (341) sequentially pass through first through hole (381) and first line plate on cover board (38) (2) the second through-hole (25), when assembly is completed, first line plate (2) back side offsets with cover board (38) front, the cover board (38) back side offsets with gear tin structure (3412) upper end or interlayer baffle (3411) upper end.

9. concentrator function terminal according to claim 8 and route board connecting structure, it is characterised in that: the First Line The gap (251) that scolding tin penetrates into, the gap (251), the are equipped between the second through-hole (25) and contact pin (341) of road plate (2) It is connected to inside one through-hole (381) and gear tin structure (3412).

10. concentrator function terminal according to claim 9 and route board connecting structure, it is characterised in that: the gear tin Structure (3412) is gear molten tin bath or isolation board.