CN211743362U

CN211743362U - Microwave isolator cavity assembly

Info

Publication number: CN211743362U
Application number: CN202020121291.0U
Authority: CN
Inventors: 王振海
Original assignee: Suzhou Haohai Precision Machinery Co ltd
Current assignee: Suzhou Haohai Precision Machinery Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-23
Anticipated expiration: 2030-01-19

Abstract

A miniaturized microwave isolator/circulator cavity assembly comprises a cavity body and a cover plate, wherein the cavity body comprises a bottom wall and a side wall which surrounds the bottom wall and extends towards the upper side of the bottom wall, the upper end of the side wall is provided with an installation inlet of a microwave isolation assembly, a connecting part which is integrally connected with the cover plate and the side wall is arranged between the cover plate and the side wall, and the cover plate seals the installation inlet after rotating around the connecting part. Because the apron of this application becomes an element with cavity integrated into one piece, reduces product material number, convenient equipment and management, reduction in production cost.

Description

Microwave isolator cavity assembly

Technical Field

The utility model relates to a miniaturized microwave isolator cavity subassembly especially relates to a connection structure of cavity and apron of miniaturized microwave isolator cavity subassembly.

Background

The outer diameter of the cavity assembly of the existing microwave isolator for the 4G mobile communication equipment is larger, but the outer diameter of the cavity assembly of the microwave isolator for the 5G mobile communication equipment needs to be further reduced to about 7 mm. The utility model discloses a public cloth in chinese utility model patent ZL201420677194.4 of 2015 year 3, month 25 discloses a microwave isolator for fourth generation mobile communication equipment, and its cavity is equipped with the external screw thread, and the apron is equipped with the internal thread, and both keep apart the subassembly through the fixed microwave of screw-thread fit. Chinese utility model patent ZL201220391882.5, published in 2013, 3, 13, discloses a microwave isolator, the cover plate of which is disposed inside the cavity in a screw-thread fit. Chinese patent CN200910173462.2 published in 2013, 9, 11 discloses a microwave isolator, in which a cover plate is turned downward to form a hook portion, and is fastened in a slot formed on a side wall of a cavity. The microwave isolator cavity design comprises two components, so that the management is troublesome and the cost is high.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a microwave isolator cavity assembly with low cost.

In order to realize the above object, the utility model provides a miniaturized microwave isolator cavity subassembly for install on a communications facilities's mainboard, it includes the cavity that is used for acceping the microwave isolation subassembly and is used for the apron of microwave isolation subassembly encapsulation in the cavity, the cavity includes the diapire and encircles the diapire and to the lateral wall that the diapire upside extends, the upper end of lateral wall forms the installation entry of microwave isolation subassembly, the apron with be equipped with a body coupling between the lateral wall the apron with the connecting portion of lateral wall, the apron seals the installation entry around connecting portion rotation back. Because the apron of this application becomes an element with cavity integrated into one piece, reduces product material number, convenient equipment and management, reduction in production cost.

As a further design, a fixing structure is arranged at a position, away from the rotating shaft of the cover plate, of the cover plate and the side wall, and the cover plate is prevented from being separated from the side wall during packaging.

As a further design, a plurality of breachs have been seted up from the top down to the lateral wall, a plurality of sub-lateral walls are separated into with the lateral wall to the breach, microwave isolation component has a plurality of connection feet that are used for being connected to the communication equipment mainboard, and microwave isolation component down installs when the inner chamber from the top, connect the breach that the foot is followed and is exposed, connecting portion set up in the upper end of one of them sub-lateral wall.

As a further design, the cavity comprises two sub-side walls provided with the fixing structures in addition to the sub-side walls of the integrally connected cover plate.

As a further design, the fixing structure comprises a convex column arranged at the upper end of the sub-side wall and a groove arranged on the cover plate, the cover plate is rotationally covered on the cavity, and the convex column is in interference fit with the groove.

As a further design, the groove is provided with a groove side surface perpendicular to the rotating shaft of the cover plate, and the groove side surface is in interference fit with the convex column.

As a further design, the side face of the groove is provided with a clamping groove with an upward opening, and the convex column is provided with a convex rib which is clamped into the clamping groove so as to strengthen the fixing effect of the convex column and the groove.

As a further design, the convex rib of the convex column is formed by riveting, pressing and plastic deformation.

As a further design, the groove is wide at the top and narrow at the bottom, and the convex column is riveted after entering the groove to form a locking structure with a large top and a small bottom.

As a further design, the fixing structure comprises a groove arranged at the upper end of the sub-side wall and a convex column arranged on the cover plate, the cover plate is rotationally covered on the cavity, and the groove is in interference fit with the convex column.

As a further design, the fixing structure comprises a hook arranged at the upper end of the sub-side wall and a hanging table arranged on the cover plate, the cover plate is rotatably covered on the cavity, and the hook is in locking fit with the hanging table.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an integrated view of a microwave isolator cavity assembly according to a first embodiment of the present invention;

FIG. 2 illustrates a perspective view of the microwave isolator lid snap-fit package of FIG. 1;

FIG. 3 shows an integrated view of a microwave isolator cavity assembly according to a second embodiment of the invention;

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 2, a first embodiment of the present invention discloses a miniaturized microwave isolator cavity assembly 100 for being mounted on a motherboard (not shown) of a communication device. The cavity assembly 100 includes a cavity 10 for receiving a microwave isolation assembly (not shown) and a cover plate 15 for enclosing the microwave isolation assembly in the cavity, the cavity 10 includes a bottom wall 102 and a sidewall 104 surrounding the bottom wall 102 and extending toward an upper side of the bottom wall, and an upper end of the sidewall 104 forms an installation inlet of the microwave isolation assembly. The side wall 104 is provided with a plurality of gaps 106 from top to bottom, the gaps divide the side wall into a plurality of sub-side walls (not numbered), the microwave isolation assembly is provided with a plurality of connecting pins (not shown) for connecting to a communication equipment mainboard, and when the microwave isolation assembly is installed in the inner cavity from top to bottom, the connecting pins are exposed from the corresponding gaps 106. A connecting part 150 integrally connecting the cover plate 15 and the side wall 104 is arranged between the cover plate 15 and the side wall 104, and the cover plate 15 rotates around the connecting part 150 to seal the installation inlet. The cover plate 15 and the side wall 104 are provided with a fixing structure at a position having a certain distance from the cover plate rotating shaft to prevent the cover plate 15 from separating from the side wall 104. The connecting portion 150 is disposed at the upper end of one of the sub-sidewalls, and a V-shaped groove is disposed at the inner side of the connecting portion 150 to facilitate the rotational bending of the cover plate 15.

The cavity 10 comprises two sub-side walls provided with the fixing structure in addition to the sub-side walls of the integral connection cover plate 15. The fixing structure comprises a convex column 108 arranged at the upper end of the sub-side wall and a groove 154 arranged on the cover plate 15, the cover plate 15 is rotationally covered on the cavity 10, and the convex column 108 is in interference fit with the groove 154. The groove 154 has a groove side (not numbered) perpendicular to the cover plate rotation axis that is interference fit with the post 108. The side of the groove is provided with a slot 156 with an upward opening, and the protruding column 108 is provided with a protruding rib (not shown) to be clamped into the slot 156, so as to enhance the fixing effect with the groove 154. The convex rib of the convex column 108 is formed by riveting plastic deformation after the cover plate is covered.

As a modification of the first embodiment, the groove 154 is a shape with a wide top and a narrow bottom, and the convex post 108 is riveted after entering the groove 154 to form a locking structure with a large top and a small bottom.

Fig. 3 discloses a second embodiment of the present invention, which is different from the first embodiment in that in the first embodiment, a terminal plate 114 is provided near the bottom wall position, and the second embodiment is provided with a slot 214 near the bottom wall position, thereby facilitating the arrangement of the terminal connection structure of the microwave isolator assembly.

In addition, other alternative structures of the fixing structure can be a hook arranged at the upper end of the sub-side wall and a hanging platform (not shown) arranged on the cover plate, the cover plate is rotationally covered on the cavity, the hook is in locking fit with the hanging platform, of course, the hook and the hanging platform can also be designed in a reverse mode, namely, the hook is arranged on the cover plate, and the hanging platform is arranged on the side wall.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a miniaturized microwave isolator cavity subassembly for install on a communication equipment's mainboard, its includes the cavity that is used for acceping the microwave isolation subassembly and is used for encapsulating the microwave isolation subassembly in the apron in the cavity, the cavity includes diapire and encircles the diapire and to the lateral wall that the diapire upside extends, the installation entry of the last end shape microwave isolation subassembly of lateral wall, its characterized in that: the cover plate and the side wall are provided with a connecting part for integrally connecting the cover plate and the side wall, and the cover plate rotates around the connecting part and then seals the installation inlet.

2. The microwave isolator cavity assembly of claim 1, wherein: the cover plate and the side wall are provided with fixing structures at positions away from the cover plate rotating shaft by a certain distance so as to prevent the cover plate from being separated from the side wall.

3. The microwave isolator cavity assembly of claim 2, wherein: the utility model discloses a communication equipment, including lateral wall, microwave isolation assembly, connecting foot, connecting portion set up in the upper end of one of them sub-lateral wall, a plurality of breachs have been seted up from the top down to the lateral wall, a plurality of sub-lateral walls are separated into with the lateral wall to the breach, microwave isolation assembly has a plurality of connection feet that are used for being connected to the communication equipment mainboard, and microwave isolation assembly down installs when the inner chamber from the top, connect the.

4. The microwave isolator cavity assembly of claim 3, wherein: the cavity comprises two sub side walls provided with the fixing structures besides the sub side walls of the integrally connected cover plate.

5. The microwave isolator cavity assembly of claim 4, wherein: the fixing structure comprises a convex column arranged at the upper end of the sub side wall and a groove arranged on the cover plate, the cover plate is rotatably covered on the cavity, and the convex column is in interference fit with the groove.

6. The microwave isolator cavity assembly of claim 5, wherein: the groove is provided with a groove side surface perpendicular to the cover plate rotating shaft, and the groove side surface is in interference fit with the convex column.

7. The microwave isolator cavity assembly of claim 6, wherein: the side of the groove is provided with a clamping groove with an upward opening, and the convex column is provided with a convex rib which is clamped into the clamping groove so as to strengthen the fixing effect of the groove.

8. The microwave isolator cavity assembly of claim 7, wherein: the convex rib of the convex column is formed by riveting, pressing and plastic deformation.

9. The microwave isolator cavity assembly of claim 5, wherein: the groove is wide at the top and narrow at the bottom, and the convex column is riveted after entering the groove to form a locking structure with a large top and a small bottom.

10. The microwave isolator cavity assembly of claim 5, wherein: the fixing structure comprises a groove arranged at the upper end of the sub-side wall and a convex column arranged on the cover plate, the cover plate is rotatably covered behind the cavity, and the groove is in interference fit with the convex column.

11. The microwave isolator cavity assembly of claim 10, wherein: the fixed structure comprises a hook arranged at the upper end of the sub-side wall and a hanging table arranged on the cover plate, the cover plate is rotatably covered on the cavity, and the hook is in locking fit with the hanging table.