CN217522810U - Filter easy to realize automatic production - Google Patents

Abstract

The utility model relates to an easily realize automated production's wave filter, include: the first side surface of the plastic shell is provided with an opening; the plastic bottom plate is provided with non-glue-pouring areas at two end parts, terminal holes are arranged in the non-glue-pouring areas, and a plurality of groups of through holes are arranged on the plastic bottom plate between the two non-glue-pouring areas; each of the insert terminals comprises a horizontal part arranged below the plastic bottom plate and a vertical part arranged in the terminal hole, one end of the horizontal part is connected with the bottom end of the vertical part through a bending part, and the horizontal part below the through hole is provided with a pin mounting hole; and the electronic component is arranged in the glue filling area of the plastic base plate, is placed in the plastic shell together with the plastic base plate through the opening side of the plastic shell, and pins of the electronic component are inserted into the pin mounting holes through the through holes. The utility model discloses be suitable for automation line.

Description

Filter easy to realize automatic production

Technical Field

The utility model belongs to the technical field of the electron, relate to the filter technique, specifically speaking relates to a easily realize automated production's wave filter, is applicable to among the domestic appliance products such as washing machine, dish washer.

Background

Most of the existing power filters applied to the field of household appliances in the market are cylindrical barrel filters, and the structure of the power filters is formed by sequentially combining an inductor, a capacitor and a resistor in the axial side direction. Over time, some problems have not been solved and become increasingly exposed: firstly, the combination of all electronic components in the cylindrical filter and the subsequent operation process are completed manually, so that the production efficiency is greatly reduced; secondly, under manual pipeline operation, negligence can inevitably appear in the overlength of time, makes the condition such as bad appear in the product, has increased the product defective rate.

In order to solve the problems, a circuit board structure (such as a PCB) is introduced into the filter, all components are connected in the circuit through the circuit board, the positions of all the components can be distinguished more obviously, and the production process of plugging all the components can realize automatic operation. However, the cost of the circuit board such as the PCB is high, and the product cost is difficult to reduce after the circuit board is introduced; and partial assembly process and welding process still need artifical the completion, and degree of automation is lower. For example: chinese patent application publication No. CN106033928A discloses a power filter, which describes a cylindrical filter with an inductor and a circuit board module mounted outside a base, and a circuit board is introduced into the structure of the cylindrical filter, so that automatic mounting and fixing of electronic components can be realized to a certain extent. However, it has the following problems: (1) the cost of the circuit board is high, and the product cost is difficult to reduce after the circuit board is introduced; (2) the inductance structure in the electronic component is an annular round wire structure, automatic winding is difficult to achieve through winding, the cost is high, and in the connection process of the inductance structure and other electronic components in the later period, automatic welding is difficult.

Chinese patent No. CN201213250Y discloses an interference suppression independent filter, in which the internal electronic component structure is adjusted to make the internal structure of the filter more compact in a cylindrical structure, but the problems are as follows: (1) the appearance of the product is cylindrical barrel type, the relative positions of the internal electronic components of the power filter, namely the inductor, the capacitor and the resistor, are not fixed, and no determined installation position exists, so that the assembly of each electronic component is influenced mutually, namely, in the automatic production process, because each electronic component is influenced by the previous electronic component, the position of each electronic component is difficult to identify and position; (2) after the electronic components are arranged, the electronic components are connected through the leads, but the leads are numerous and complicated, the positions of welding points are too dispersed, even partial welding points are hidden in automatic welding dead angles, so that the situations of insufficient welding, missing welding and the like easily occur, the automatic equipment is required to be replaced manually for accurate positioning and welding, and the manual intervention seriously affects the automatic assembly efficiency and the product manufacturing cost.

Chinese patent application No. CN108365831A discloses a power filter and a method for manufacturing the same, in which a rectangular element built-in power filter is described, which has a plurality of limiting cavities inside and is convenient for automatic production and assembly, and is applicable to automatic production lines. However, it has the following problems: the enameled wire led out by the inductor and the pins of the electronic components are both positioned on the plane of the device. Such a wiring manner is complex, which increases the positioning difficulty of the automation equipment, and the tight space easily causes the automation equipment to mistakenly touch the wiring, which is not beneficial to the production of the automation equipment.

Chinese patent No. CN207835420U discloses a power filter, which is characterized in that electronic components are respectively placed in a spacing cavity, and are fixed in a corresponding spacing cavity by means of clamping, and lead wires of each component are sequentially connected to the surface of the electronic components, and then welded, and this scheme may be automated to some extent, but still has the following problems: although the pin outgoing lines of all the electronic components are connected on the surface, the wiring mode is complex, welding points are relatively dispersed, and the requirement on realizing full-automatic production equipment is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the above-mentioned problem such as the unable full-automatic equipment of realization and welding, manufacturing cost height that current wave filter exists, provide a easily realize automated production's wave filter, can be applicable to automation line, and guarantee the uniformity of product production, guarantee the yields, assembly efficiency is high, low in production cost.

In order to achieve the above object, the utility model provides a easily realize automated production's wave filter, include:

the first side surface of the plastic shell is provided with an opening;

the plastic bottom plate is provided with non-glue-pouring areas at two end parts, terminal holes are arranged in the non-glue-pouring areas, and two groups of through holes are arranged on the plastic bottom plate between the two non-glue-pouring areas;

each of the insert terminals comprises a horizontal part arranged below the plastic bottom plate and a vertical part arranged in the terminal hole, one end of the horizontal part is connected with the bottom end of the vertical part through a bending part, and the horizontal part below the through hole is provided with a pin mounting hole;

and the electronic component is arranged in the glue filling area of the plastic base plate, is placed in the plastic shell together with the plastic base plate through the opening side of the plastic shell, and pins of the electronic component are inserted into the pin mounting holes through the through holes.

Preferably, the plastic housing bottom is equipped with the mounting groove that holds inserted sheet terminal horizontal part, kink and vertical part bottom.

Preferably, one side of the plastic shell is provided with a connecting piece and a positioning piece.

Preferably, the plastic bottom plate comprises a first plate body and a second plate body which are positioned at two ends, and a third plate body which is positioned between the first plate body and the second plate body, wherein the width of the third plate body is greater than that of the first plate body and that of the second plate body, and the length of the first plate body is greater than that of the second plate body.

Furthermore, the bottom of perpendicular portion is equipped with first locating part, and the middle part is equipped with the second locating part, and the top of perpendicular portion passes the terminal hole and stretches into in the non-encapsulating region, and the inserted sheet terminal is fixed on the plastics bottom plate through first locating part and second locating part.

Preferably, three cavities which are sequentially arranged are arranged in the two non-glue-pouring areas, the three cavities are arranged in parallel, the terminal hole in the first non-glue-pouring area is arranged in the first cavity and the third cavity, and the terminal hole in the second glue-pouring area is arranged in the fourth cavity, the fifth cavity and the sixth cavity.

Furthermore, the lower surface of the plastic base plate is provided with a supporting component, the supporting component comprises a first supporting piece located below the first cavity, a second supporting piece located below the third cavity and a third supporting piece located below the fifth cavity, each supporting piece is internally provided with a terminal hole, and the terminal holes in the supporting pieces and the terminal holes in the corresponding cavities are on the same plane.

Preferably, two cavities are arranged in the first non-glue-pouring area, terminal holes in the first non-glue-pouring area are respectively arranged in the first cavity and the second cavity, three cavities which are sequentially arranged are arranged in the second non-glue-pouring area, the three cavities are arranged in parallel, and terminal holes in the second glue-pouring area are respectively arranged in the third cavity, the fourth cavity and the fifth cavity.

Furthermore, the lower surface of the plastic base plate is provided with a supporting assembly, the supporting assembly comprises a first supporting piece located below the first cavity, a second supporting piece located below the second cavity, a third supporting piece located below the third cavity, a fourth supporting piece located below the fourth cavity and a fifth supporting piece located below the fifth cavity, each supporting piece is internally provided with a terminal hole, and the terminal holes in the supporting pieces and the terminal holes in the corresponding cavities are in the same plane.

Preferably, two groups of through holes are arranged, namely a first group of through holes and a second group of through holes; the electronic component comprises an X capacitor I, an X capacitor II, a common mode inductor, a Y capacitor I, a Y capacitor II and a resistor; the X capacitor I, the X capacitor II and the resistor are sequentially arranged above the first group of through holes; the common mode inductor is positioned between the two groups of through holes; and the Y capacitor I and the Y capacitor II are arranged in parallel and are positioned above the second group of through holes.

Further, a fixing piece is further arranged on the plastic bottom plate, the fixing piece is arranged between the two groups of through holes, and the common mode inductor is installed on the fixing piece.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

(1) in the filter, the plastic bottom plate adopts a plane hole groove structure, so that the electronic components are placed and flattened, the structure is relatively simple, the electronic components are fixed through pin mounting holes formed in the insert terminals, and the full-automatic assembly production of products is easy to realize; the plastic bottom plate and the inserting piece terminal are combined to replace a circuit board, so that the cost is low. After each electronic components is connected to the inserted sheet terminal, the horizontal part of inserted sheet terminal makes electronic components's welding point all be located the coplanar, and the welding point of being convenient for realizes automatic welding and has guaranteed the uniformity of product, is difficult for appearing rosin joint and leaks welding scheduling poor problem, has reduced the defective rate in the production process, has guaranteed the yields, and has greatly improved production efficiency.

(2) The utility model discloses wave filter, manufacturing method is simple and convenient, easily realizes the automated production operation, and the inserted sheet terminal all is located the coplanar with electronic components's welding point, and the welding point of being convenient for realizes automated bonding and has guaranteed the uniformity of product, has guaranteed the yields, has reduced the automation equipment discernment and has controlled the degree of difficulty, and assembly efficiency is showing and is improving.

Drawings

Fig. 1 is a schematic structural diagram of a filter which is easy to realize automatic production according to embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a filter which is easy to realize automatic production and is not filled with glue according to embodiment 1 of the present invention;

fig. 3 is an exploded view of the structure of the filter according to embodiment 1 of the present invention when the filter is not filled with glue;

fig. 4 is a schematic view of an electronic component mounting structure according to embodiment 1 of the present invention;

fig. 5-7 are schematic structural views of the combined installation of the plastic base plate and the insert terminal according to embodiment 1 of the present invention;

fig. 8-10 are schematic structural views of the plastic bottom plate according to embodiment 1 of the present invention;

fig. 11-13 are schematic views illustrating the assembly of the plastic base plate and the insert terminal according to embodiment 2 of the present invention;

fig. 14-16 are schematic structural views of the plastic bottom plate according to embodiment 2 of the present invention.

In the figure, 1, a plastic housing, 101, a mounting groove, 102, a connecting piece, 103, a positioning piece, 2, a plastic base plate, 201, a terminal hole, 202, a first group of through holes, 203, a second group of through holes, 204, a glue filling area, 205, a first non-glue filling area, 2051, a first cavity, 2052, a second cavity, 2053, a third cavity, 206, a second non-glue filling area, 2061, a fourth cavity, 2062, a fifth cavity, 2063, a sixth cavity, 2071, a first supporting piece, 2072, a second supporting piece, 2073, a third supporting piece, 2074, a fourth supporting piece, 2075, a fifth supporting piece, 208, a fixing piece, 3, a plug sheet terminal, 301, a horizontal part, 302, a vertical part, 303, a pin mounting hole, 304, a first limiting piece, 305, a second limiting piece, 306, a bending part, 4, an electronic component, 401, an X capacitor i, 402, an X capacitor, 403, a resistor, 404, a common mode inductor, 405, a common mode inductor, Y electric capacity I, 406, Y electric capacity II, 5, the casting glue.

Detailed Description

The present invention will now be described in detail by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", etc. indicate the positional relationship based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Example 1: referring to fig. 1 to 10, the present embodiment provides a filter that is easy to implement automatic production, including:

a plastic housing 1, a first side surface of which is provided with an opening;

the two ends of the plastic base plate 2 are provided with non-glue-pouring areas, terminal holes 201 are formed in the non-glue-pouring areas, and two groups of through holes, namely a first group of through holes 202 and a second group of through holes 203, are formed in the plastic base plate 2 between the two non-glue-pouring areas;

a plurality of insert sheet terminals 3, each insert sheet terminal comprises a horizontal part 301 arranged below the plastic bottom plate 2 and a vertical part 302 arranged in the terminal hole 201, one end of the horizontal part 301 is connected with the bottom end of the vertical part 302 through a bending part 306, one end of the horizontal part 301 is connected with the bottom end of the vertical part 302, and the horizontal part 301 positioned below the through hole is provided with a pin mounting hole 303;

the electronic component 4 is mounted in the glue filling area 204 of the plastic base plate 2, and is placed in the plastic shell 1 together with the plastic base plate 2 through the opening side of the plastic shell 1, and pins of the electronic component 4 are inserted into the pin mounting holes 303 through holes.

The plastic bottom plate adopts a planar hole-groove structure, so that the electronic components are placed flatly, the structure is relatively simple, the electronic components are fixed through the pin mounting holes formed in the insert terminals, the full-automatic assembly production of products is easy to realize, and the assembly efficiency is improved; the plastic bottom plate and the inserting piece terminal are combined to replace a circuit board, so that the cost is low. The pins of the electronic components are uniformly inserted into the horizontal part of the inserting sheet terminal, the inserting sheet terminal and the welding point of the electronic components are located on the same plane in the assembling mode, the welding point can be conveniently welded automatically, the consistency of product production is guaranteed, and the yield is guaranteed. In addition, no glue is poured in the non-glue pouring area of the plastic base plate, the use of the pouring glue is reduced, the height of the terminal hole in the area is lower, and the requirement on the overall space height dimension of the filter is lowered.

Specifically, with continued reference to fig. 6, 8 to 10, the plastic bottom plate 2 includes a first plate 21 and a second plate 22 at two ends and a third plate 23 located between the first plate 21 and the second plate 22, wherein the third plate 23 has a width greater than that of the first plate 21 and the second plate 22, and the first plate 21 has a length greater than that of the second plate 22. The first plate body and the second plate ladder that lie in both sides of plastics bottom plate are different in length, and similarly, the plastic casing lies in the partial length of placing first plate body and second plate body of both sides also inequality, and this kind of design has on the one hand prevents the function of turning over, and on the other hand has certain fixed effect.

Specifically, with continued reference to fig. 1 to 3 and 8, a first chamber 2051, a second chamber 2052 and a third chamber 2053 which are sequentially arranged are arranged in the first non-glue-pouring area 205, the three chambers are arranged in parallel, and the terminal holes 201 in the first non-glue-pouring area 205 are arranged in the first chamber 2051 and the third chamber 2053; a fourth cavity 2061, a fifth cavity 2062 and a sixth cavity 2063 which are sequentially arranged are arranged in the second non-glue-pouring area 206, and the terminal holes 201 in the second glue-pouring area 206 are arranged in the fourth cavity 2061, the fifth cavity 2062 and the sixth cavity 2063.

Specifically, with continued reference to fig. 6, 7, 9, and 10, the lower surface of the plastic base plate 2 is provided with a support assembly, the support assembly includes a first support 2071 located below the first chamber, a second support 2072 located below the third chamber, and a third support 2073 located below the fifth chamber, each support has a terminal hole therein, and the terminal holes in the supports and the terminal holes in the corresponding chambers are on the same plane. Through regional lateral wall of non-encapsulating and support piece not only can increase the insulation distance between the inserted sheet terminal, guarantee the insulation clearance of inserted sheet terminal piece, can also fix the inserted sheet terminal, guarantee that the inserted sheet terminal does not rock.

Specifically, with continued reference to fig. 1 to 4, the electronic component 4 includes an X capacitor i 401, an X capacitor ii 402, a resistor 403, a common mode inductor 404, a Y capacitor i 405, and a Y capacitor ii 406; the X capacitor I401, the X capacitor II 402 and the resistor 403 are sequentially arranged and are positioned above the first group of through holes 202; the common mode inductance 404 is located between the first set of vias 202 and the second set of vias 203; the Y capacitor I405 and the Y capacitor II 406 are arranged in parallel above the second group of through holes 203. Pins of the X capacitor I401, the X capacitor II 402 and the resistor 403 are respectively inserted into pin mounting holes of the insert terminals 3 arranged in the terminal holes of the first cavity 2051 and the third cavity 2053. The four pins of the common mode inductor 404 are respectively inserted into the pin mounting holes of the tab terminals 3 mounted in the terminal holes of the first chamber 2051, the third chamber 2053, the fourth chamber 2061 and the sixth chamber 2063. Pins of the Y capacitor i 405 are respectively inserted into pin mounting holes of the tab terminal 3 installed in the terminal holes of the fifth chamber 2062 and the sixth chamber 2063, and pins of the Y capacitor ii 406 are respectively inserted into pin mounting holes of the tab terminal 3 installed in the terminal holes of the fourth chamber 2061 and the fifth chamber 2062. In this embodiment, the common mode inductor adopts a flat wire vertical winding type SQ common mode inductor, and compared with a conventional circular wire circular magnetic core inductor which is difficult to realize automatic production, automatic winding can be realized during automatic production. The number of the pin mounting holes is set according to the pin mounting number of the electronic component, and the shape of the pin mounting holes can also be set according to the actual pin shape of the electronic component, for example, the pins of the resistor are circular, and the insert terminals corresponding to the mounted resistor are provided with circular pin mounting holes; the pins of the inductor are rectangular, and rectangular pin mounting holes are formed in the insert terminals corresponding to the inductor.

Specifically, with continued reference to fig. 1 to 4, in the above-mentioned filter, the plastic base plate is further provided with a fixing member 208, the fixing member 208 is disposed between the first set of through holes 202 and the second set of through holes 203, and the common mode inductor 208 is mounted on the fixing member 208. The common-mode inductor is installed through the fixing piece, so that on one hand, the common-mode inductor can be positioned and fixed, and the common-mode inductor is sufficiently fixed on the plastic bottom plate; on the other hand, the safety distance of two winding assemblies of the common-mode inductor can be ensured, and the insulation between the windings is ensured, so that the material cost and the subsequent installation procedure cost of the common-mode inductor plug board which is independently plugged are saved, and the cost is reduced.

Specifically, with continued reference to fig. 1 to 4 and 8 to 10, in the above-mentioned filter, the bottom end of the vertical portion 302 is provided with a first limiting member 304, the middle portion is provided with a second limiting member 305, the top end of the vertical portion 302 passes through the terminal hole and extends into the non-glue-pouring area, and the insert terminal 3 is fixed on the plastic bottom plate through the first limiting member 304 and the second limiting member 305. In this embodiment, the first limiting member 304 is a limiting boss, and the second limiting member 305 is a limiting buckle. Through the cooperation of first locating part and support piece, through the cooperation of second locating part and plastics bottom plate, can guarantee the reliability fixed connection of inserted sheet terminal and plastics bottom plate.

Specifically, with continued reference to fig. 3, in an embodiment of the filter, the bottom of the plastic housing 1 is provided with an installation groove 101 for accommodating the bottom ends of the horizontal portion, the bent portion and the vertical portion of the blade terminal. Each inserted sheet terminal corresponds a mounting groove, makes and separates between each inserted sheet terminal through the mounting groove, makes the pin installation face (the horizontal part promptly) of inserted sheet terminal sink in the plastic casing, has increased the creepage distance between each terminal, and the pouring sealant of being convenient for encapsulates inserted sheet terminal pin face of weld and welding point, has guaranteed the sealed of inserted sheet terminal face of weld and welding point, has strengthened the insulating properties between the inserted sheet terminal.

Specifically, with continued reference to fig. 1-3, one side of the plastic housing 1 is provided with a connector 102 and a retainer 103. When the filter is applied to household appliances such as washing machines and dish washing machines, the filter is positioned through the positioning piece and is connected and assembled with the household appliances through the connecting piece, and the filter is convenient to fix on the household appliances. In this embodiment, the connecting member is a connecting hole, and the filter is fixed to the household appliance by using a bolt or a screw through the connecting hole. It should be noted that the connecting member is not limited to the connecting hole, and may be a connecting member with other equivalent structures such as a connecting buckle and an assembling bump.

When the filter of the embodiment is manufactured, the steps are as follows:

s1, inserting the vertical part of the insert terminal into the terminal hole from the lower part of the plastic bottom plate, positioning the horizontal part of the insert terminal in the through hole of the plastic bottom plate, and utilizing the matching of the second limiting piece and the plastic bottom plate at the terminal hole in the cavity and the matching of the first limiting piece and the lower surface of the support piece to limit the up-and-down movement of the insert terminal on the plastic bottom plate;

s2, inserting pins of the electronic components into the pin mounting holes through the through holes, so that the insert terminals and the welding points of the electronic components are located on the same plane;

s3, welding the electronic component and the insert terminal, and putting the electronic component and the insert terminal into a plastic shell after welding, wherein the horizontal part is arranged in the mounting groove;

and S4, filling a proper amount of pouring sealant into the sealant filling area of the plastic bottom plate through the automatic sealant filling device, and completing automatic production. The encapsulation protection and the integral fixation of the welding points of the filter are finished through the pouring sealant, so that the filter can still work safely and stably in a high-humidity working environment.

Specifically, in step S2, before inserting the pins of the common mode inductor of the electronic component into the pin mounting holes through the through holes, the method further includes the following steps: and mounting the common-mode inductor of the electronic component on a fixing piece which is integrally arranged on the plastic bottom plate and is positioned between the first group of through holes and the second group of through holes. The common mode inductor is installed through the fixing part, so that the common mode inductor can be positioned and fixed on one hand, and the safety distance between the two winding assemblies of the common mode inductor can be ensured on the other hand, so that the material cost and the subsequent installation procedure cost of the common mode inductor inserting plate which is independently inserted are saved, and the cost is reduced.

According to the filter, the plastic bottom plate is designed, so that electronic components are placed in a planar manner, gaps are reserved among the electronic components and are arranged flatly, mechanical automatic splicing operation is facilitated, the electronic components are fixedly installed through the inserting piece terminals, pins of the electronic components are spliced to the horizontal parts of the inserting piece terminals, the inserting piece terminals and welding points of the electronic components are located on the same plane, welding is facilitated by using automatic welding equipment, and the filter is higher in efficiency and better in quality and uniformity compared with manual welding; and the welding spots on the same plane are more convenient for completing encapsulation with higher quality by using the least encapsulation glue. The insert terminal is designed to be bent vertically, so that the process is easy to achieve, the utilization rate of plates is high, and the cost is low. Different from the mode that PCB board connects electronic components, replace the circuit board with plastics bottom plate and inserted sheet terminal combination, adopt to set up pin mounting hole on every inserted sheet terminal and connect electronic components, reduced the cost of raw and other materials by a wide margin, automatic grafting installation is simple, easily control, and the manual work is used fewly, and production efficiency is high, and whole automated production easily realizes, and production technology is simple, and the cost is lower. The method for manufacturing the filter is simple and convenient, the automatic production of the filter is easy to realize, the identification and control difficulty of automatic equipment is low, and the assembly efficiency is obviously improved.

Example 2: the structural composition is basically the same as that of embodiment 1, and is different from embodiment 1 in that:

referring to fig. 11 and 14, two cavities are arranged in the first non-glue-pouring area 205, the terminal holes 201 in the first non-glue-pouring area are respectively arranged in the first cavity 2051 and the second cavity 2052, the fourth cavity 2061, the fifth cavity 2062 and the sixth cavity 2063 are arranged in the second non-glue-pouring area 206 in sequence, the three cavities are arranged in parallel, and the terminal holes 201 in the second glue-pouring area 206 are arranged in the fourth cavity 2061, the fifth cavity 2062 and the sixth cavity 2063. The pins of the X capacitor I, the X capacitor II and the resistor are respectively inserted into pin mounting holes of the insert terminals 3 arranged in the terminal holes of the first cavity 2051 and the second cavity 2052. Four pins of the common mode inductor are respectively inserted into pin mounting holes of the insert sheet terminal 3 which are mounted in terminal holes of the first chamber 2051, the second chamber 2052, the fourth chamber 2061 and the sixth chamber 2063.

Referring to fig. 12, 13, 15, and 16, a support assembly is disposed on the lower surface of the plastic base plate, and includes a first support member located below the first chamber, a second support member located below the second chamber, a third support member located below the third chamber, a fourth support member located below the fourth chamber, and a fifth support member located below the fifth chamber, where each support member has a terminal hole therein, and the terminal hole in the support member and the terminal hole in the corresponding chamber are on the same plane. Through regional lateral wall of non-encapsulating and support piece not only can increase the insulation distance between the inserted sheet terminal, guarantee the insulation clearance of inserted sheet terminal piece, can also fix the inserted sheet terminal, guarantee that the inserted sheet terminal does not rock.

The steps for manufacturing the filter of this embodiment are the same as those of embodiment 1, and are not described herein again.

The above-mentioned embodiments are provided for explaining the present invention, and not for limiting the present invention, and any modifications and changes made by the present invention are within the spirit and scope of the claims of the present invention.

Claims (10)

1. A filter that facilitates automated production, comprising:

the first side surface of the plastic shell is provided with an opening;

the plastic bottom plate is provided with non-glue-pouring areas at two end parts, terminal holes are arranged in the non-glue-pouring areas, and a plurality of groups of through holes are arranged on the plastic bottom plate between the two non-glue-pouring areas;

each of the insert terminals comprises a horizontal part arranged below the plastic bottom plate and a vertical part arranged in the terminal hole, one end of the horizontal part is connected with the bottom end of the vertical part through a bending part, and the horizontal part below the through hole is provided with a pin mounting hole;

and the electronic component is arranged in the glue filling area of the plastic base plate, is placed in the plastic shell together with the plastic base plate through the opening side of the plastic shell, and pins of the electronic component are inserted into the pin mounting holes through the through holes.

2. The filter easy to realize automation of claim 1, wherein the bottom of the plastic housing is provided with mounting grooves for receiving the horizontal portion, the bent portion and the bottom end of the vertical portion of the tab terminal, and one side of the plastic housing is provided with a connecting member and a positioning member.

3. The filter easy to realize automation of claim 1, wherein the plastic bottom plate comprises a first plate body and a second plate body at two ends and a third plate body between the first plate body and the second plate body, the third plate body has a width larger than the first plate body and the second plate body, and the first plate body has a length larger than the second plate body.

4. The filter of claim 1, wherein the bottom end of the vertical portion has a first stopper, the middle portion has a second stopper, the top end of the vertical portion extends into the non-potting region through the terminal hole, and the tab terminal is fixed to the plastic base plate through the first stopper and the second stopper.

5. The filter easy to realize automatic production according to any one of claims 1 to 4, wherein three cavities are arranged in sequence in two non-potting areas, the three cavities are arranged in parallel, terminal holes in the first non-potting area are arranged in the first cavity and the third cavity, and terminal holes in the second potting area are arranged in the fourth cavity, the fifth cavity and the sixth cavity.

6. The filter easy to realize automatic production of claim 5, wherein the lower surface of the plastic base plate is provided with a support assembly, the support assembly comprises a first support part located below the first chamber, a second support part located below the third chamber and a third support part located below the fifth chamber, each support part is provided with a terminal hole, and the terminal hole in the support part is in the same plane with the terminal hole in the corresponding chamber.

7. The filter easy to realize automatic production according to any one of claims 1 to 4, wherein two cavities are provided in the first non-potting region, the terminal holes in the first non-potting region are respectively provided in the first cavity and the second cavity, three cavities are provided in the second non-potting region in sequential order, the three cavities are arranged in parallel, and the terminal holes in the second potting region are respectively provided in the third cavity, the fourth cavity and the fifth cavity.

8. The filter easy for automatic production according to claim 7, wherein the bottom surface of the plastic base plate is provided with a support assembly, the support assembly comprises a first support member located below the first chamber, a second support member located below the second chamber, a third support member located below the third chamber, a fourth support member located below the fourth chamber, and a fifth support member located below the fifth chamber, each support member is provided with a terminal hole, and the terminal hole in the support member is on the same plane as the terminal hole in the corresponding chamber.

9. The filter easy to realize automation production of any one of claims 1 to 4, wherein there are two groups of through holes, a first group of through holes and a second group of through holes; the electronic component comprises an X capacitor I, an X capacitor II, a common mode inductor, a Y capacitor I, a Y capacitor II and a resistor; the X capacitor I, the X capacitor II and the resistor are sequentially arranged and positioned above the first group of through holes; the common mode inductor is positioned between the two groups of through holes; and the Y capacitor I and the Y capacitor II are arranged in parallel and are positioned above the second group of through holes.

10. The filter easy to automate of claim 9, wherein the plastic base plate further has a fixing member disposed between the two sets of through holes, and the common mode inductor is mounted on the fixing member.

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