CN208873272U

CN208873272U - A kind of concentrator

Info

Publication number: CN208873272U
Application number: CN201821027497.6U
Authority: CN
Inventors: 魏伟; 黄健; 陈欢; 林国庆
Original assignee: Ningbo Sanxing Medical and Electric Co Ltd
Current assignee: Ningbo Sanxing Electric Co Ltd; Ningbo Sanxing Medical and Electric Co Ltd
Priority date: 2018-06-30
Filing date: 2018-06-30
Publication date: 2019-05-17
Anticipated expiration: 2028-06-30

Abstract

The utility model relates to a kind of concentrators; it include terminal box and to be mounted on the indoor function terminal of terminal box chamber; the first pcb board is provided with above terminal box; the second pcb board to concentrate the conductive column of function terminal is provided in terminal box; function terminal is electrically connected by the second pcb board with the first pcb board; and protective cover is removedly connected with outside second pcb board; the lower part of protective cover is provided with elastic plate; there is the guiding rib to extend internally on the inner sidewall of terminal box; it assembles under completion status, bottom and the guiding rib of elastic plate offset.Make the connection of function terminal more convenient in this way, prevent function terminal from the case where setup error occur, increases the accuracy of its installation；The presence of protective cover prevents dust, water etc. from touching the second pcb board and function terminal, and then extends the service life of the second pcb board and function terminal；Guiding rib cooperates on the elastic plate of the lower part of protective cover and the inner sidewall of terminal box, so that the installation of protective cover is relatively reliable.

Description

A kind of concentrator

Technical field

The utility model relates to a kind of concentrators.

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.

Be provided with terminal box and pcb board in concentrator, function terminal be provided in terminal box, in order to realize function terminal with The connection of pcb board is usually attached, such as Patent No. by the welding hole on the contact pin and pcb board on function terminal " concentrator function disclosed in the Chinese utility model patent of CN201721257118.8 (Authorization Notice No. CN207183708U) Can terminal connecting structure ", the concentrator function terminal connecting structure, including pcb board and terminal box is arranged on the terminal box There are multiple function ends, is fixedly installed connection pad below the pcb board, is provided with multiple pads on the connection pad Hole is additionally provided with multiple pressing plates in the pad hole, and the side of the function terminal is provided with multiple contact pins, and described inserts Needle and pad hole clearance fit.

Above-mentioned patent realizes the connection of function terminal and pcb board, still, during practical operation, due to function Terminal have it is multiple, contact pin it is different in size, color is easy error there is also difference, in connection, increases connection difficulty, together When, function terminal readily accesses water, dust etc., to influence the service life of function terminal.

Therefore, it is necessary to be improved further to existing concentrator.

Utility model content

For the current state of the art, the technical problem to be solved by the utility model is to provide a kind of installations of function terminal The concentrator of convenient accurate, dustproof and waterproof and high reliablity.

Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of concentrator, includes terminal box Be mounted on the indoor function terminal of terminal box chamber, be provided with the first pcb board on the upside of the terminal box, it is characterised in that: institute It states and is provided in terminal box to by the second pcb board of the conductive column concentration of function terminal, the function terminal passes through the 2nd PCB Plate is electrically connected with the first pcb board, and protective cover is removedly connected with outside second pcb board, the lower part setting of the protective cover Flexible plate has the guiding rib to extend internally on the inner sidewall of the terminal box, assembles under completion status, the elastic plate Bottom offsets with guiding rib.

In order to facilitate the installation of protective cover, it is provided with the cover board matched with protective cover on the terminal box, described second Pcb board is located at protective cover and is formed by space, and is electrically connected by arranging needle with the first pcb board, offers confession on the cover board The through-hole that the stitch of row's needle passes through.

In order to keep the installation of protective cover more convenient and efficient, the protective cover is fixed on described by the first buckle structure On terminal box.In this way, facilitating the installation and removal of protective cover, while increasing the fastness of protective cover installation.

There are many structure types of first buckle structure, it is preferable that first buckle structure include the first buckle and The first button hole matched with the first buckle, first buckle are arranged on two opposite lateral walls of protective cover, and described first Button hole is provided on the side wall of terminal box, and the protective cover is mounted on terminal box by the cooperation of the first buckle and the first button hole On.

Further preferably, first buckle is provided on the lateral wall of the elastic plate.

In order to increase the installation stability of terminal box, which further includes having pedestal, is provided on the pedestal along width The limit plate that direction extends is spent, in the case where assembling completion status, the lateral wall of the terminal box and the inner sidewall of limit plate offset.

In order to realize the installation of terminal box, it is provided with fixture block on the lateral wall of the terminal box, on the side wall of the pedestal The second button hole is offered, the terminal box passes through fixture block and the cooperation realization of the second button hole and being fixedly connected for pedestal.In this way, side Just the installing and dismounting of terminal box increases the installation fastness of terminal box simultaneously.

In order to position to the first pcb board, the top of the terminal box is provided with extending column, on first pcb board The location hole passed through for extending column is offered, first pcb board is mounted on terminal by the cooperation of location hole and extending column On box, and it is fixed on the base by the second buckle structure.

There are many forms of second buckle structure, it is preferable that and second buckle structure includes the second buckle and card slot, Second buckle is arranged on the inner sidewall of pedestal, and the card slot is provided on the first pcb board, on the inner sidewall of the pedestal It is provided with the supporting block to support the first pcb board, the supporting block is located at the lower part of the second buckle, assembles under completion status, First pcb board is located between the second buckle and supporting block.

In order to increase the intensity of pedestal, stiffening plate, second buckle and support are formed on the inner sidewall of the pedestal Block is arranged at the top of stiffening plate inner sidewall.In this way, increasing pedestal while realizing the fixed installation of the first pcb board Intensity.

Compared with the prior art, the advantages of the utility model are: the second pcb board in terminal box is to by function terminal Conductive column concentrate, with facilitate it is subsequent be electrically connected with the first pcb board so that the connection of function terminal is more convenient, increase Installation effectiveness, and prevent function terminal from the case where setup error occur, increase the accuracy of function terminal installation；And second It is provided with protective cover outside pcb board, to prevent dust, water etc. from touching the second pcb board and function terminal, and then extends second The service life of pcb board and function terminal；In addition, the lower part of protective cover is provided with elastic plate, have on the inner sidewall of terminal box Extend internally the guiding rib that can be offseted with elastic plate, and a convenience facilitates the installation of protective cover, on the other hand, prevents protective cover Elastic plate pop-up, so that the installation of protective cover is relatively reliable；Farad capacitor is carried out in addition, being provided on the inner sidewall in capacitor storehouse The positioning bar of positioning, and the capacitor box of farad capacitor is fixed in capacitor storehouse by first, is connected without screw, i.e., The fixed installation of farad capacitor can be achieved, installation and removal are convenient；3, the presence in capacitor storehouse, stops farad capacitor, prevents Only the liquid of farad capacitor outflow is flow on its pcb board, and causes to corrode to surrounding circuit.

Detailed description of the invention

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

Fig. 2 is the partial structure diagram of the utility model embodiment；

Fig. 3 is the dimensional decomposition structure diagram of Fig. 1；

Fig. 4 is another dimensional decomposition structure diagram of the utility model embodiment；

Fig. 5 is the structural schematic diagram of the terminal box (being equipped with function terminal and voltage terminal) of the utility model embodiment；

Fig. 6 is the structural schematic diagram of the terminal box of the utility model embodiment；

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

Fig. 8 is another dimensional decomposition structure diagram of the terminal box of the utility model embodiment；

Specific embodiment

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

As shown in Figures 1 to 8, the concentrator of the utility model embodiment includes pedestal 1, terminal box 3 and is mounted on end The indoor function terminal 31 of 3 chamber of button box, the upside of terminal box 3 are provided with the first pcb board 2, are provided in terminal box 3 to by function The second pcb board 34 that the conductive column 311 of energy terminal 31 is concentrated, the second pcb board 34 offer the perforation passed through for conductive column 311 342, function terminal 31 is electrically connected by the second pcb board 34 with the first pcb board 2, and is removedly connected outside second pcb board 34 There is protective cover 35, the lower part of protective cover 35 is provided with elastic plate 36, has the guiding rib to extend internally on the inner sidewall of terminal box 3 37, it assembles under completion status, bottom and the guiding rib 37 of elastic plate 36 offset.

Specifically, the cover board 38 matched with protective cover 35 is provided on terminal box 3, the second pcb board 34 is located at protective cover 35 are formed by space, and are electrically connected by arranging needle 341 with the first pcb board 2, and the needle of supply and discharge needle 341 is offered on cover board 38 The through-hole 381 that foot passes through.In addition, protective cover 35 is fixed on terminal box 3 by the first buckle structure.First buckle structure includes The first button hole 352 for having the first buckle 351 and matching with the first buckle 351, the first buckle 351 are arranged in the two of protective cover 35 On opposite exterior lateral sides wall, the first button hole 352 is provided on the side wall of terminal box 3, and protective cover 35 is buckled by the first buckle 351 and first The cooperation in hole 352 and be mounted on terminal box 3.Wherein, the first above-mentioned buckle 351 is provided on the lateral wall of elastic plate 36.

It is additionally provided with voltage terminal 32 in terminal box 3, is provided on terminal box 3 to connect the pairing of voltage terminal 32 The connecting plate 33 concentrated of pin 321, pin 321 is plugged on connecting plate 33 and to expose to connecting plate 33 outer and with first for part Pcb board 2 connects.In the present embodiment, the longitudinal section of pin 321 is substantially L-shaped, which includes plate 3211 and setting On plate 3211 and to the contact pin 3212 that 2 direction of the first pcb board extends, the lower part of plate 3211 is provided with to accommodate voltage The connector sleeve 3213 for the conducting wire that terminal 32 is connected, slot 331 include the groove 3311 plugged for plate 3211 and for inserting The through slot 3312 that needle assemblies pass through, pin 321 are plugged in after slot 331 and connect with the first pcb board 2.In addition, on connecting plate 33 With the limit plate 332 extended downwardly.Wherein, contact pin component include contact pin 3212, connector sleeve 3213 and contact pin 3212 with The interconnecting piece that connector sleeve 3213 is connected.

In the present embodiment, it is provided with fixture block 30 on the lateral wall of terminal box 3, the second button hole is offered on the side wall of pedestal 1 11, terminal box 3 passes through fixture block 30 and the cooperation realization of the second button hole 11 and being fixedly connected for pedestal 1.It is provided on pedestal 1 along width The limit plate 15 that direction extends is spent, in the case where assembling completion status, the inner sidewall of the lateral wall and limit plate 15 of terminal box 3 offsets.

In order to which that realizes the first PC plate stablizes installation, the top of terminal box 3 is provided with extending column 301, on the first pcb board 2 The location hole 20 passed through for extending column 301 is offered, the first pcb board 2 is installed by location hole 20 and the cooperation of extending column 301 It is fixed on pedestal 1 on terminal box 3, and through the second buckle structure.Specifically, the second buckle structure includes the second buckle 12 and card slot 21, the second buckle 12 is arranged on the inner sidewall of pedestal 1, and card slot 21 is provided on the first pcb board 2, pedestal 1 it is interior The supporting block 13 to support the first pcb board 2 is provided on side wall, supporting block 13 is located at the lower part of the second buckle 12, has assembled At under state, the first pcb board 2 is located between the second buckle 12 and supporting block 13.In the present embodiment, on the inner sidewall of pedestal 1 at Type has stiffening plate 17, and the second buckle 12 and supporting block 13 are arranged at the top of 17 inner sidewall of stiffening plate, is realizing the first pcb board Fixed installation while increase the intensity of pedestal.

In the present embodiment, the supporting element 14 to support the first pcb board 2, supporting element 14 are provided on the inner sidewall of pedestal 1 Top and supporting block 13 top in the same plane, also, supporting element 14 has the positioning column 141 that upwardly extends, first The first positioning hole 24 passed through for positioning column 141 is offered on pcb board 2, the first pcb board 2 passes through positioning column 141 and the first positioning The cooperation in hole 24 and be arranged on pedestal 1.In addition, being provided with the branch to support the first pcb board 2 on the lateral wall of supporting element 14 Stake rib plate 142 is provided with pillar 1421 in support rib 142, offers second passed through for pillar 1421 on the first pcb board 2 Location hole 26.In this way, the support by the supporting element on terminal box and pedestal to the first pcb board, so that the first pcb board is more It is stably installed on pedestal.

In order to realize the protection to terminal box, in the present embodiment, the outside of terminal box 3 is provided with protective cover 6, protective cover 6 Side there is the protrusion 61 that extends inwardly, the other side offers the mounting hole 62 passed through for the second connector, accordingly, lid The top of body 5 offers the groove 51 of accommodating protrusion 61, has connecting hole 16 corresponding with mounting hole 62 on pedestal 1, and second Connector sequentially passes through mounting hole 62 and connecting hole 16 and realizes the installation of protective cover 6 Yu pedestal 1.

In order to protect to the component on pedestal, it is provided with lid 5 on pedestal 1, in the present embodiment, lid 5 is long The side and pedestal 1 for spending direction are rotatablely connected, and the other side is fixed on pedestal 1 by the first connector.Specifically, pedestal 1 It is provided with positioning convex portion 18 on inner sidewall, the hook 52 matched with positioning convex portion 18,5 length side of lid are provided on lid 5 To side be arranged on pedestal 1 with being able to rotate by hook 52 and the cooperation of positioning convex portion 18.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims

1. a kind of concentrator, includes terminal box (3) and be mounted on the indoor function terminal (31) of terminal box (3) chamber, the end The first pcb board (2) are provided on the upside of button box (3), it is characterised in that: be provided in the terminal box (3) to by function end The second pcb board (34) that the conductive column (311) of sub (31) is concentrated, the function terminal (31) pass through the second pcb board (34) and the One pcb board (2) electrical connection, and second pcb board (34) is removedly connected with protective cover (35) outside, the protective cover (35) Lower part is provided with elastic plate (36), has the guiding rib (37) to extend internally on the inner sidewall of the terminal box (3), and assembly is completed Under state, bottom and the guiding rib (37) of the elastic plate (36) offset.

2. concentrator according to claim 1, it is characterised in that: be provided on the terminal box (3) and protective cover (35) The cover board (38) matched, second pcb board (34) are located at protective cover (35) and are formed by space, and pass through row's needle (341) it is electrically connected with the first pcb board (2), the through-hole that the stitch of supply and discharge needle (341) passes through is offered on the cover board (38) (381)。

3. concentrator according to claim 2, it is characterised in that: the protective cover (35) is fixed by the first buckle structure On the terminal box (3).

4. concentrator according to claim 3, it is characterised in that: first buckle structure includes the first buckle (351) and with the first buckle (351) the first button hole (352) matched, first buckle (351) are arranged in protective cover (35) Two opposite lateral walls on, first button hole (352) is provided on the side wall of terminal box (3), and the protective cover (35) passes through First buckles the cooperation of (351) and the first button hole (352) and is mounted on terminal box (3).

5. concentrator according to claim 4, it is characterised in that: be provided on the lateral wall of the elastic plate (36) described First buckle (351).

6. according to claim 1 to concentrator described in any one of 5 claims, it is characterised in that: further include having pedestal (1), the limit plate (15) extended in the width direction, in the case where assembling completion status, the terminal box are provided on the pedestal (1) (3) lateral wall and the inner sidewall of limit plate (15) offset.

7. concentrator according to claim 6, it is characterised in that: be provided with fixture block on the lateral wall of the terminal box (3) (30), it is offered the second button hole (11) on the side wall of the pedestal (1), the terminal box (3) passes through fixture block (30) and the second button The cooperation realization in hole (11) is fixedly connected with pedestal (1).

8. concentrator according to claim 6, it is characterised in that: the top of the terminal box (3) is provided with extending column (301), the location hole (20) passed through for extending column (301), first pcb board (2) are offered on first pcb board (2) It is mounted on terminal box (3) by the cooperation of location hole (20) and extending column (301), and is fixed on by the second buckle structure On pedestal (1).

9. concentrator according to claim 8, it is characterised in that: second buckle structure includes the second buckle (12) With card slot (21), second buckle (12) is arranged on the inner sidewall of pedestal (1), and the card slot (21) is provided with the first PCB On plate (2), the supporting block (13) to support the first pcb board (2), the support are provided on the inner sidewall of the pedestal (1) Block (13) is located at the lower part of the second buckle (12), assembles under completion status, and first pcb board (2) is located at the second buckle (12) Between supporting block (13).

10. concentrator according to claim 9, it is characterised in that: form stiffening plate on the inner sidewall of the pedestal (1) (17), second buckle (12) and supporting block (13) are arranged at the top of stiffening plate (17) inner sidewall.