CN209860230U - SMT row needle with columns - Google Patents

Abstract

The utility model discloses an SMT row needle with columns, which comprises copper needles, plastic parts, a limiting plate and a clamping plate, the top end of the plastic part is provided with a mounting hole for mounting a copper needle, the plastic part is provided with a plurality of groups, a first connecting post is fixedly arranged on one side of the plastic part, a limiting post is fixedly connected on one side of the plastic part far away from the first connecting post, two sets of limiting columns are arranged on one side of the plastic part in parallel relatively, a set of cavity for installing the first connecting column is enclosed by the two sets of limiting columns on one side of the plastic part, a slot is arranged between the two sets of limiting columns, the slot is communicated with the cavity, a bayonet is arranged on one side of the first connecting column close to the plastic part, the plastic part one end fixedly connected with stopper, the one end fixedly connected with second spliced pole that the stopper was kept away from to the plastic part, the stopper is equipped with two sets ofly at the relative parallel of plastic part one end. This SMT takes post to arrange needle, reasonable in design, convenient to use can satisfy the user demand of enterprise.

Description

A kind of SMT pin header with column

technical field

The utility model belongs to the technical field of needle arrangement, in particular to an SMT needle arrangement with columns.

Background technique

Pin headers are generally widely used in the connection of PCB boards, and have the reputation of universal connectors. Generally, it is paired with connectors such as row mother and wire end. With the competition in the pin header connector market, some manufacturers now start to reduce costs from electroplating (imitation gold) and materials (green clad steel, alloy, etc.), but also reduce the service characteristics and life of the product.

Both sides of the existing needle row rubber core are flat, which is more suitable for the production of 180-degree products. During the production of SMT products, the welding temperature is high, and the product is prone to warping, which leads to the problem of poor contact of the product after welding, which further affects the production. It is inconvenient, and the traditional pin headers are often designed in one piece, and cannot be freely combined according to the use requirements during use.

Utility model content

The purpose of this utility model is to provide an SMT pin header with a column to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a SMT needle row with columns, including copper needles, plastic parts, limit plates and clamping plates, the top of the plastic parts is provided with installation holes for installing copper needles, There are multiple sets of the plastic parts, one side of the plastic part is fixedly installed with a first connecting column, and the side of the plastic part far away from the first connecting column is fixedly connected with a limiting column, and the limiting column is fixed on one side of the plastic part. There are two sets of two sets of two sets of limit posts in parallel with each other. The two sets of limit posts jointly enclose a set of cavities for installing the first connecting posts on one side of the plastic part. There are slots between the two sets of limit posts. , the slot communicates with the cavity, the side of the first connecting column close to the plastic part is provided with a bayonet, one end of the plastic part is fixedly connected to the limit block, and the end of the plastic part away from the limit block is fixedly connected There is a second connecting column, two sets of limit blocks are arranged in parallel at one end of the plastic part, and the two sets of limit blocks jointly enclose a set of chute for installing the second connecting column at one end of the plastic part, A limiting plate is arranged in the chute, and a clamping plate is installed on the second connecting column.

Preferably, the first connecting column is a T-shaped structure, the first connecting column is arranged in the cavity through the slot, the first connecting column is respectively adapted to the cavity and the slot, and adjacent The plastic parts of the two groups are connected through the first connecting column and the limiting column.

Preferably, the clamping plate and the limiting plate are arranged relatively parallel at both ends of the plastic part, and the side of the clamping plate close to the plastic part is provided with a placement groove for installing a second connecting column, and the second connecting column is also T-shaped structure, the second connecting column is slidably connected with the clamping plate.

Preferably, there are multiple sets of the chute, and the multiple sets of the chute are connected together to form a set of installation channels, and the limiting plate is movably inserted into the installation channel.

Preferably, tapping screws are installed at both ends of the limiting plate, and the limiting plate is fixedly connected with the plastic part through the tapping screws, and a breaking line is also set on the limiting plate, and the breaking lines are equidistant There are multiple groups.

Preferably, the first connecting column and the second connecting column are arranged in a cross-shaped structure, the limiting plate and the plastic part are arranged in a cross-shaped structure, the mounting holes are provided with at least two groups, and the copper pin fixing plug into the mounting hole.

The technical effects and advantages of the utility model: the SMT needle row with columns can connect adjacent plastic parts through the design of the first connecting column and the limit column, so that the number of the pin headers can be freely combined according to the use requirements , to solve the problem that the traditional pin headers are often integrated in the design, and cannot be freely combined according to the use requirements during use. Through the cooperation of the limit plate, the second connecting column, the limit block, the clamp plate and the tapping screw The use of the pin header makes the connection of the pin header more tight, and at the same time avoids the warping phenomenon of the product, thereby improving the quality of the product. The SMT pin header with columns is reasonable in design and easy to use, which can meet the needs of enterprises.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a side view of the utility model;

Fig. 3 is a three-dimensional view of the plastic part of the present invention.

In the figure: 1 copper needle, 2 plastic parts, 3 first connecting column, 4 limit block, 5 tapping screw, 6 limit plate, 7 limit column, 8 breaking line, 9 chute, 10 clamping plate, 11 The second connecting column, 12 mounting holes, 13 slots, 14 cavities, and 15 bayonet sockets.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides an SMT needle row with a column as shown in Figure 1-3, including a copper needle 1, a plastic part 2, a limit plate 6 and a clamping plate 10, and the top of the plastic part 2 is provided with a copper The mounting hole 12 of the needle 1, the plastic part 2 is provided with multiple groups, the first connecting column 3 is fixedly installed on one side of the plastic part 2, and the side of the plastic part 2 away from the first connecting column 3 is fixedly connected Positioning column 7, two sets of limiting columns 7 are relatively parallel on one side of the plastic part 2, and the two groups of limiting columns 7 jointly enclose a group on the side of the plastic part 2 for installing the first connecting column 3 cavity 14, a slot 13 is provided between the two groups of limit posts 7, the slot 13 communicates with the cavity 14, and the side of the first connecting post 3 close to the plastic part 2 is provided with a card Port 15, one end of the plastic part 2 is fixedly connected to the limit block 4, and the end of the plastic part 2 away from the limit block 4 is fixedly connected to the second connecting column 11, and the limit block 4 is relatively parallel to the end of the plastic part 2 There are two groups, and the two sets of limit blocks 4 jointly enclose a set of chute 9 for installing the second connecting column 11 at one end of the plastic part 2, and the chute 9 is provided with a limit plate 6, so The clamping plate 10 is installed on the second connecting column 11, and the plastic part 2 is made of insulating glue.

Specifically, the first connecting column 3 is a T-shaped structure, the first connecting column 3 is arranged in the cavity 14 through the slot 13, and the first connecting column 3 is connected with the cavity 14 and the slot respectively. 13, the adjacent two groups of plastic parts 2 are connected through the first connecting column 3 and the limiting column 7, so that the adjacent two groups of plastic parts 2 are connected.

Specifically, the clamping plate 10 and the limiting plate 6 are arranged relatively parallel at both ends of the plastic part 2, and the side of the clamping plate 10 close to the plastic part 2 is provided with a placement groove for installing the second connecting column 11. The second connecting column 11 is also a T-shaped structure, and the second connecting column 11 is slidably connected with the clamping plate 10, and the plane where the clamping plate 10 and the limiting plate 6 are located is all parallel to the plane where the plastic part 2 is located, so that multiple sets of The plastic parts 2 are connected in series.

Specifically, there are multiple sets of sliding slots 9, and multiple sets of sliding slots 9 are connected together to form a set of installation channels, and the limiting plate 6 is movably inserted into the installation channels.

Specifically, both ends of the limiting plate 6 are equipped with tapping screws 5, and the limiting plate 6 is fixedly connected with the plastic part 2 through the tapping screws 5, and the limiting plate 6 is also provided with a breaking line 8 , said breaking line 8 is equidistantly arranged in multiple groups.

Specifically, the first connecting column 3 and the second connecting column 11 are arranged in a cross-shaped structure, the limiting plate 6 and the plastic part 2 are arranged in a cross-shaped structure, and the mounting holes 12 are provided with at least two groups. The copper pins 1 are fixedly plugged into the mounting holes 12, and the arrangement of the cross-shaped structure makes the connection between multiple groups of plastic parts 2 more stable.

Specifically, when the SMT column pin header is in use, first insert one side of the plastic part 2 into the cavity 14 on one side of the adjacent group of plastic parts 2 through the first connecting column 3, so that the left and right groups The plastic parts 2 can be connected together. According to the use requirements, the remaining plastic parts 2 are also arranged in sequence according to the above method. In the completed installation channel, then the redundant limiting plate 6 is folded off through the breaking line 8, and then the clamping plate 10 is set on the second connecting column 11, and finally the limiting plate 6 is screwed in by tapping the screw 5 It only needs to be fixed on the plastic part 2. The SMT pin header with columns is reasonable in design and easy to use, and can meet the needs of enterprises.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a SMT takes post to arrange needle, includes copper needle (1), plastic part (2), limiting plate (6) and cardboard (10), its characterized in that: the plastic part (2) is provided with a mounting hole (12) for mounting a copper needle (1) at the top end, the plastic part (2) is provided with a plurality of groups, a first connecting column (3) is fixedly mounted on one side of the plastic part (2), one side of the plastic part (2) far away from the first connecting column (3) is fixedly connected with a limiting column (7), two groups of limiting columns (7) are arranged on one side of the plastic part (2) in a relatively parallel manner, two groups of limiting columns (7) jointly enclose a group of cavities (14) for mounting the first connecting column (3) on one side of the plastic part (2), a slot (13) is arranged between the two groups of limiting columns (7), the slot (13) is communicated with the cavities (14), a bayonet (15) is arranged on one side of the first connecting column (3) close to the plastic part (2), one end of the plastic part (2) is fixedly connected with a limiting block (4), one end fixedly connected with second spliced pole (11) of stopper (4) are kept away from in plastic part (2), stopper (4) are equipped with two sets ofly, two sets of in plastic part (2) one end relatively parallel stopper (4) enclose jointly at plastic part (2) one end and close spout (9) that a set of second spliced pole (11) are used for installing, be equipped with limiting plate (6) in spout (9), install cardboard (10) on second spliced pole (11).

2. An SMT post header according to claim 1, wherein: first spliced pole (3) are T style of calligraphy structure, first spliced pole (3) pass slot (13) locate cavity (14) in, first spliced pole (3) respectively with cavity (14), slot (13) looks adaptation, adjacent two sets of all connect through first spliced pole (3), spacing post (7) between plastic part (2).

3. An SMT post header according to claim 1, wherein: cardboard (10) and limiting plate (6) are at the relative parallel arrangement in plastic part (2) both ends, the standing groove that is used for installing second spliced pole (11) is offered to one side that cardboard (10) are close to plastic part (2), second spliced pole (11) also are T style of calligraphy structure, second spliced pole (11) and cardboard (10) sliding connection.

4. An SMT post header according to claim 1, wherein: the sliding grooves (9) are provided with a plurality of groups, the sliding grooves (9) are connected together to form a group of mounting channels, and the limiting plates (6) are movably inserted in the mounting channels.

5. An SMT post header according to claim 1, wherein: tapping screws (5) are installed at two ends of the limiting plate (6), the limiting plate (6) is fixedly connected with the plastic part (2) through the tapping screws (5), breaking lines (8) are further arranged on the limiting plate (6), and a plurality of groups of breaking lines (8) are arranged at equal intervals.

6. An SMT post header according to claim 1, wherein: first spliced pole (3) are the cruciform structure with second spliced pole (11) and arrange, limiting plate (6) are the cruciform structure with plastic part (2) and arrange, mounting hole (12) are equipped with two sets ofly at least, copper needle (1) is fixed to be pegged graft in mounting hole (12).