CN219626641U - Novel rectifier bridge molding plastic package structure - Google Patents

Abstract

The utility model provides a novel rectifier bridge molding plastic package structure, which belongs to the technical field of rectifier bridge molding, and comprises a front plastic package part and a rear plastic package part, wherein the connecting mechanism is used for being detached from a rectifier bridge single body and arranged on the rear plastic package part and comprises a connecting part and a limiting part, and the limiting part is matched with the connecting part and used for mounting and fixing a front plastic package body and the front plastic package part. The utility model has the beneficial effects that: rectifier bridge plastic envelope through preceding plastic envelope spare, back plastic envelope body, locating part, installation shell, connecting rod, elastic component, slider, connecting piece, pull rod, spacing groove and the structure of rotating the piece, can splice preceding plastic envelope spare and back plastic envelope body to make its zonulae occludens, follow-up dismantlement between also being convenient for preceding plastic envelope spare and the back plastic envelope body.

Description

Novel rectifier bridge molding plastic package structure

Technical Field

The utility model belongs to the technical field of plastic packaging of rectifier bridges, and particularly relates to a novel rectifier bridge molding plastic packaging structure.

Background

The bridge rectifier is a bridge structure composed of four rectifying diodes, and utilizes the unidirectional conduction characteristic of the diodes to rectify alternating current, and the bridge rectifier has the advantage that the utilization efficiency of input sine waves is doubled compared with half-wave rectification, so that the bridge rectifier is a remarkable improvement on half-wave rectification of the diodes, and is widely applied to circuits for converting alternating current into direct current.

However, the rectifier bridge molding plastic package structure is generally designed with an intermediate runner, namely, the rectifier bridge molding plastic package structure is wrapped outside a plastic package body of a rectifier bridge unit in a compression molding mode, and the intermediate runner connected with the plastic package body is formed when the plastic package body is poured onto the rectifier bridge unit, so that the rectifier bridge molding plastic package structure is not attractive, and a certain amount of material waste is caused.

Aiming at the defects, the novel rectifier bridge molding plastic package structure disclosed in the Chinese patent application publication No. CN213366573U3 has the advantages that the plastic package body included by compression molding on the rectifier bridge monomers in the same row is integrated in a left-right penetration way, an intermediate runner is not required to be additionally arranged, epoxy resin is poured in from one side of each row of rectifier bridge group, and the plastic package body in the row is formed, so that not only is epoxy resin materials saved, but also the plastic package structure is more attractive, and the defects are overcome:

however, the plastic package body is integrally wrapped on the rectifier bridge monomer, the plastic package body is integrated, disassembly and assembly are not convenient between the plastic package body and the rectifier bridge, when part of the plastic package body is damaged, the whole plastic package body needs to be replaced, or epoxy resin materials in the plastic package body can be adhered to the inner wall of the plastic package body, more and more materials are adhered to the inner wall of the plastic package body along with the use time, if the inside of the plastic package body is not cleaned, even the inside of the plastic package body is blocked, so that the integrated plastic package body is very inconvenient to use.

Therefore, we propose a novel rectifier bridge molding plastic package structure so as to solve the problems set forth in the above.

It should be noted that the information disclosed in the background section of the present utility model is only for increasing the understanding of the general background of the present utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model aims to provide a novel rectifier bridge molding plastic package structure which is only used for solving the problems that the rectifier bridge molding plastic package is inconvenient to detach and assemble.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel plastic envelope structure is moulded to rectifier bridge shaping, includes preceding plastic envelope spare and back plastic envelope spare for dismantle from the rectifier bridge monomer:

the connecting mechanism is arranged on the rear plastic package part and comprises a connecting part and a limiting part, wherein the limiting part is matched with the connecting part and used for installing and fixing the front plastic package body and the front plastic package part.

Further, a front sealing edge is arranged outside the front plastic package, and a groove is formed in one side face of the front sealing edge.

Further, a rear sealing edge is arranged outside the rear plastic package, and a side face of the rear sealing edge is provided with a protrusion matched with the groove.

Further, one side of the front plastic package part is provided with a front pouring feeding part communicated with the inside of the front plastic package part, and the front pouring feeding part is semicircular in shape.

Further, one side of the rear plastic package piece is provided with a rear pouring feeding piece with the same size and radius as those of the front pouring feeding piece.

Further, the connecting mechanism comprises a limiting piece fixed at the bottom of the front plastic package piece, and the shape of the limiting piece is cylindrical.

Further, the connecting mechanism further comprises a connecting piece, the shape of the connecting piece is arc-shaped, and a limiting groove corresponding to the limiting piece is formed in the inner surface of the connecting piece.

Further, the connecting mechanism further comprises a mounting shell and a connecting rod arranged in the mounting shell, and an elastic piece is sleeved on the connecting rod.

Further, the outer surface of the connecting rod is slidably connected with a sliding piece, and one end of the elastic piece is connected with the sliding piece and used for generating pressure on the sliding piece.

Compared with the prior art, the utility model has the beneficial effects that:

the front plastic package part and the rear plastic package body can be spliced together through the structures of the front plastic package part, the rear plastic package body, the limiting part, the mounting shell, the connecting rod, the elastic part, the sliding part, the connecting part, the pull rod, the limiting groove and the rotating part, and are tightly connected, and the front plastic package part and the rear plastic package body are convenient to detach subsequently.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic front view of an embodiment of the present utility model.

Fig. 2 is a schematic partial perspective view of an embodiment of the present utility model.

Fig. 3 is a schematic diagram of an exploded structure of an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a connection state of a connecting piece and a limiting piece according to an embodiment of the present utility model.

In the figure: : 1. a front plastic package body; 11. a front plastic package; 12. casting a feeding piece; 13. a front sealing edge; 14. a groove; 2. a rear plastic package body; 21. a rear plastic package; 22. a rear sealing edge; 23. pouring a feeding piece; 3. a connecting mechanism; 31. a limiting piece; 32. a mounting shell; 33. a connecting rod; 34. an elastic member; 35. a slider; 36. a connecting piece; 37. a pull rod; 38. a limit groove; 39. and a rotating member.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a novel rectifier bridge shaping plastic envelope structure, including a plurality of preceding plastic envelope body 1 and a plurality of back plastic envelope body 2, can assemble between preceding plastic envelope body 1 and the back plastic envelope body 2, preceding plastic envelope body 1 after assembling and back plastic envelope body 2 form can hold the cavity of rectifier bridge, inject epoxy resin material to preceding plastic envelope body 1 after assembling and back plastic envelope body 2 in order to carry out the plastic envelope to the rectifier bridge, be provided with coupling mechanism 3 on preceding plastic envelope body 1 and back plastic envelope body 2, can carry out spacing fixed to preceding plastic envelope body 1 after assembling and back plastic envelope body 2, be convenient for simultaneously dismantle between preceding plastic envelope body 1 and the back plastic envelope body 2;

for the convenience of understanding and description, the front plastic package body 1, the rear plastic package body 2 and the connecting mechanism 3 will be described in sequence, and further connection and actuation relationships between the above elements will be described in a timely supplementary manner;

referring to fig. 2, the front molding body 1 includes a front molding member 11, a front side of the front molding member 11 is provided with a channel front pouring feed member 12 for pouring into the front molding member, in this embodiment, the front pouring feed member 12 is semicircular in shape, in other embodiments, the front pouring feed member 12 is square in shape, a circle of front sealing edge 13 is provided around an outer edge of the front molding member 11, and a groove 14 is provided at a rear side of the front sealing edge 13;

referring to fig. 2, the rear plastic package body 2 includes a rear plastic package 21, a rear casting feed piece 23 is also disposed on the front side of the rear plastic package 21, the shape of the rear casting feed piece 23 is the same as that of the front casting feed piece 12, and the centers of the rear casting feed piece 23 and the front casting feed piece 12 are on the same horizontal line, so that the splice between the rear casting feed piece 23 and the front casting feed piece 12 forms a cylinder shape, so that casting material enters a cavity formed between the front plastic package body 1 and the rear plastic package body 2, a circle of rear sealing edge 22 is disposed around the outer edge of the rear plastic package 21, a protrusion matched with the groove 14 is disposed on the front side of the rear sealing edge 22, the protrusion is convenient to be inserted into the groove 14, and connection between the front sealing edge 13 and the rear sealing edge 22 is completed and sealing property of connection is improved;

referring to fig. 1, 2 and 3, each front molding body 1 and front molding member 11 are combined into one integral body, the integral bodies are communicated through a front pouring feed member 12 and a rear pouring feed member 23, and the front pouring feed member 12 and the rear pouring feed member 23 are arranged in a staggered manner;

referring to fig. 1 and 2, the connection mechanism 3 includes a limiting member 31 fixed at the bottom of the front molding member 11, the limiting member 31 is cylindrical in shape, and further includes a mounting case 32 fixed at the bottom of the rear molding member 21, a connection rod 33 is fixed inside the mounting case 32, and a sliding member 35 capable of moving along the length direction of the connection rod 33 is provided on the outer surface of the connection rod 33, and in addition, an elastic member 34 is sleeved on the outer surface of the connection rod 33, in this embodiment, the elastic member 34 is a spring, in other embodiments, the elastic member 34 may be an elastic strip or an elastic sheet, one end of the elastic member 34 is fixed with the rear side inner wall of the mounting case 32, and the other end of the elastic member 34 is fixed with the rear side of the sliding member 35, and it should be noted that: the elastic member 34 may exert a rearward pulling force on the slider 35; in addition, a rotating piece 39 which can be rotationally connected with the sliding piece 35 is arranged at the bottom of the sliding piece 35, a connecting piece 36 is fixed at the bottom end of the rotating piece 39, so that the connecting piece 36 can rotate around the rotating piece 39, the connecting piece 36 is arc-shaped, a limiting groove 38 is formed in the inner surface of the connecting piece 36, the size of the limiting groove 38 is matched with the size of the outer surface of the limiting piece 31, the limiting piece 31 can be clamped in the limiting groove 38, a pull rod 37 is fixed at the end part of the outer surface of the limiting piece 31, and the connecting piece 36 is conveniently pulled through the pull rod 37;

working principle: the front plastic package 11 and the rear plastic package 2 are aligned, the bulge on the rear plastic package 2 is inserted into the groove 14 on the front sealing edge 13, the front plastic package 11 and the rear plastic package 21 are assembled together, then the pull rod 37 is pulled forward, the pull rod 37 drives the connecting piece 36 to move forward, the connecting piece 36 is moved to the position, then the connecting piece 36 is rotated, the limiting groove 38 on the connecting piece 36 is connected with the outer surface of the limiting piece 31, at the moment, the front plastic package 11 is pulled by the backward pulling force of the limiting piece 31 on the connecting piece 36, and the front plastic package 11 and the rear plastic package 21 are tightly connected, so that the assembly is completed.

Claims (9)

1. Novel rectifier bridge shaping plastic envelope structure, its characterized in that includes:

a front plastic package body (1);

the rear plastic package body (2), the rear plastic package body (2) and the front plastic package body (1) can be spliced to form a cavity so as to be capable of accommodating the rectifier bridge and the epoxy resin casting solution;

the connecting mechanism (3) comprises a connecting piece (36) movably arranged on the rear plastic package body (2) and a limiting piece (31) fixed on the front plastic package body (1), and the connecting piece (36) is clamped on the limiting piece (31);

the front plastic package body (1) comprises a front plastic package part (11), and the rear plastic package body (2) comprises a rear plastic package part (21).

2. The novel rectifier bridge molding plastic package structure according to claim 1, wherein: the front plastic package (11) is provided with a front sealing edge (13) at the outer part, and a groove (14) is formed in one side surface of the front sealing edge (13).

3. The novel rectifier bridge molding plastic package structure according to claim 2, wherein: the outside of back plastic envelope piece (21) is provided with back sealing edge (22) to one side of back sealing edge (22) is provided with recess (14) looks adaptation arch.

4. The novel rectifier bridge molding plastic package structure according to claim 1, wherein: one side of the front plastic package (11) is provided with a front pouring feeding piece (12) communicated with the inside of the front plastic package, and the front pouring feeding piece (12) is semicircular in shape.

5. The novel rectifier bridge molding plastic package structure according to claim 4, wherein: one side of the rear plastic package (21) is provided with a rear pouring feeding piece (23) with the same size and radius as the front pouring feeding piece (12).

6. The novel rectifier bridge molding plastic package structure according to claim 1, wherein: the limiting piece (31) is cylindrical in shape.

7. The novel rectifier bridge molding plastic package structure according to claim 6, wherein: the shape of the connecting piece (36) is arc-shaped, and a limiting groove (38) corresponding to the limiting piece (31) is formed in the inner surface of the connecting piece (36), and the limiting groove (38) can be clamped on the limiting piece (31) by rotating the connecting piece (36).

8. The novel rectifier bridge molding plastic package structure according to claim 1, wherein: the connecting mechanism (3) further comprises a mounting shell (32) and a connecting rod (33) arranged in the mounting shell (32), and an elastic piece (34) is sleeved on the connecting rod (33).

9. The novel rectifier bridge molding plastic package structure according to claim 8, wherein: the outer surface of the connecting rod (33) is slidably connected with a sliding piece (35), and one end of the elastic piece (34) is connected with the sliding piece (35) and used for generating pressure on the sliding piece (35).