Shielding compression ring

Abstract

The utility model belongs to the technical field of shielding compression rings, and particularly relates to a shielding compression ring, which comprises an installation device, a guide connection part and an external connection part, the installation device comprises four positioning plates and four adjusting buckles, two ends of the guide connection part are respectively provided with a first connection port and a second connection port, and the first connection port and the second connection port are connected with the external connection part. The first connecting port is larger than the second connecting port, one ends of the four positioning plates are connected with the first connecting port, the four positioning plates are arranged in a surrounding mode, two guide sliding holes are formed in each positioning plate and are close to the two non-adjacent side edges of the positioning plate respectively, and the two guide sliding holes are connected with the first connecting port. The ends, away from the guide connecting part, of the two guide sliding holes are close to each other and obliquely arranged, the two ends of the adjusting buckle are slidably connected with the two close guide sliding holes located in the different positioning plates correspondingly, and the external connecting part is connected with the second connecting port. The external connection part is communicated with the guide connection part, and the size of the installation aperture of the shielding compression ring can be adjusted through the above structure.

Description

Technical Field

[0001] The utility model belongs to the technical field of shielding pressure rings, and particularly relates to a shielding pressure ring. Background Art

[0002] Shielding is a device method in electrotechnics. In order to prevent external electric fields, magnetic fields or electromagnetic fields from interfering with internal devices or to avoid the electromagnetic fields of devices from affecting the outside world, the device is placed in a closed or approximately closed metal shell or metal mesh cover, and this metal shell or mesh cover is called a shielding cover. In structural chemistry, the following effect is named by borrowing the term "shielding". The repulsive effect of inner-layer electrons on outer-layer electrons in an atom reduces the effective attraction of the atomic nucleus to the outer-layer electrons, which is equivalent to the inner-layer electrons "shielding" a part of the nuclear charge, so it is called the shielding effect. In the prior art, a shielding pressure ring is used to achieve the shielding function. Its structure is simple, and the shielding pressure ring is obtained by one-time stamping. However, the shielding pressure ring obtained by the prior art has the technical problem that its overall shape is fixed and it is inconvenient to install. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a shielding pressure ring, aiming to solve the technical problem that the shape of the shielding pressure ring in the prior art is fixed and inconvenient to install.

[0004] To achieve the above purpose, a shielding pressure ring provided by an embodiment of the utility model includes an installation device, a guiding connection part and an external connection part. The installation device includes four positioning plates and four adjusting buckles. Both ends of the guiding connection part are respectively provided with a first connection port and a second connection port, and the first connection port is larger than the second connection port. One end of each of the four positioning plates is connected to the first connection port, and the four positioning plates are arranged in a surrounding manner. Two guiding sliding holes are arranged on the positioning plate, and the two guiding sliding holes are respectively arranged close to two non-adjacent sides of the positioning plate, and the two guiding sliding holes are inclined to approach each other at the ends away from the guiding connection part. Both ends of the adjusting buckle are respectively slidably connected to two adjacent guiding sliding holes located on different positioning plates. The external connection part is connected to the second connection port, and the external connection part is communicated with the guiding connection part.

[0005] Preferably, a plurality of U-shaped openings are arranged at intervals on the positioning plate. Each U-shaped opening forms an auxiliary positioning plate on the side surface of the positioning plate, and a limiting protrusion is arranged on the outer side surface of the auxiliary positioning plate.

[0006] Preferably, the edge corners of the auxiliary positioning plate are smoothly arranged.

[0007] Preferably, the limiting protrusion is arranged in a spherical curved surface.

[0008] Preferably, a butting projection is provided on the inner side surface of the auxiliary positioning plate.

[0009] Preferably, the butting projection is provided with a spherical curved surface.

[0010] Preferably, the mounting device is rectangularly arranged, and each positioning plate is respectively connected to one side edge of the first connection port.

[0011] Preferably, the external connection portion is circularly arranged.

[0012] Preferably, the two ends of the guiding connection portion are smoothly connected through openings.

[0013] One or more of the above technical solutions in the shielding compression ring provided by the embodiment of the present invention at least have one of the following technical effects:

[0014] The shielding compression ring in the present invention is assembled by a mounting device, a guiding connection portion, and an external connection portion. The two ends of the guiding connection portion are provided with the same first connection port and second connection port. The mounting device is composed of four positioning plates and four adjusting buckles. The positioning plates are arranged in an orderly manner and connected to the edge of the first connection port. Two guiding sliding holes are opened on each positioning plate. The two guiding sliding holes are respectively arranged near the non-adjacent two side edges of the positioning plate, and one ends of the two guiding sliding holes are inclined and close to each other in a direction away from the guiding connection portion. Both ends of each adjusting buckle are respectively slidably connected to the two guiding sliding holes, and are used to adjust the adjacent two side edges of two adjacent positioning plates. By moving the adjusting buckle, the limitation of the different positions of the adjusting buckle on the two positioning plates is changed, and the interval gap between the adjacent two side edges of the two positioning plates is changed, so that the opening size of one end of the mounting device is adjusted. The external connection portion is connected to the second connection port and is communicated, which is convenient for circuit connection. Through the above structural arrangement, the assembly environment of the shielding compression ring in the present application is diversified, and it can adapt to different formats of assembly requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is the effect diagram of the shielding compression ring provided by the embodiment of the present invention.

[0017] Figure 2 It is the sectional view of the shielding compression ring provided by the embodiment of the present invention.

[0018] Among them, the reference numerals in the figures are as follows:

[0019] 10 - mounting device, 11 - positioning plate, 12 - adjustment buckle

[0020] 20 - guiding connection part, 30 - external connection part, 111 - guiding sliding hole

[0021] 112 - limiting protrusion, 113 - abutting protrusion, 114 - auxiliary positioning plate. Detailed implementation manners

[0022] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the attached [[ID=IS15]] Figures 1 - 2 drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the attached drawings are exemplary and are intended to explain the embodiments of the present utility model, and should not be construed as a limitation to the present utility model.

[0023] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the attached drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying 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 a limitation to the present utility model.

[0024] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, the meaning of "a plurality" is two or more unless otherwise specifically defined.

[0025] In the embodiments of the present utility model, unless otherwise clearly defined and limited, the terms "mount", "connect", "couple", "fix", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0026] In one embodiment of the present utility model, as Figures 1 - 2As shown in the figure, a shielding pressure ring is provided, which includes an installation device 10, a guiding connection part 20 and an external connection part 30. The installation device 10 includes four positioning plates 11 and four adjusting buckles 12. The two ends of the guiding connection part 20 are respectively provided with a first connection port and a second connection port, and the first connection port is larger than the second connection port. One end of each of the four positioning plates 11 is connected to the first connection port, and the four positioning plates 11 are arranged in a surrounding manner. Two guiding sliding holes 111 are provided on the positioning plate 11. The two guiding sliding holes 111 are respectively arranged close to two non-adjacent sides of the positioning plate 11, and the two guiding sliding holes 111 are inclined to approach each other at the end away from the guiding connection part 20. The two ends of the adjusting buckle 12 are respectively slidably connected to two adjacent guiding sliding holes 111 located on different positioning plates 11. The external connection part 30 is connected to the second connection port, and the external connection part 30 communicates with the guiding connection part 20.

[0027] The shielding pressure ring in the present utility model is assembled by an installation device 10, a guiding connection part 20 and an external connection part 30. Among them, the two ends of the guiding connection part 20 are provided with the same first connection port and second connection port. The installation device 10 is composed of four positioning plates 11 and four adjusting buckles 12. Each positioning plate 11 is arranged in an orderly manner and connected to the edge of the first connection port. Two guiding sliding holes 111 are opened on each positioning plate 11. The two guiding sliding holes 111 are respectively arranged close to two non-adjacent sides of the positioning plate 11, and one end of each of the two guiding sliding holes 111 is inclined to approach each other at the end away from the guiding connection part 20. The two ends of each adjusting buckle 12 are respectively slidably connected to two guiding sliding holes 111, which is used to adjust the adjacent two sides of two adjacent positioning plates 11. By moving the adjusting buckle 12, the limitation of the different positions of the adjusting buckle 12 on the two positioning plates 11 is changed, and the interval gap between the adjacent two sides of the two positioning plates 11 is changed, so that the opening size of one end of the installation device 10 can be adjusted. The external connection part 30 is connected to the second connection port and is arranged in communication, which is convenient for circuit connection. Through the above structural settings, the shielding pressure ring in the present application has a diversified assembly environment and can adapt to different formats of assembly requirements.

[0028] In another embodiment of the present utility model, as Figures 1 - 2 shown, a number of U-shaped openings are arranged at intervals on the positioning plate 11. Each U-shaped opening forms an auxiliary positioning plate 114 on the side of the positioning plate 11. A limiting protrusion 112 is arranged on the outer side surface of the auxiliary positioning plate 114. The setting of the U-shaped opening can separate an auxiliary positioning plate 114 that can rotate within a certain range.

[0029] In another embodiment of the present utility model, as Figures 1 - 2 shown, the edge corners of the auxiliary positioning plate 114 are smoothly arranged, and the edges of the auxiliary positioning plate 114 are smoothly chamfered, which can avoid the situation of chamfer jamming during use.

[0030] In another embodiment of the present utility model, as Figures 1 - 2 shown, the limiting protrusion 112 is arranged in a spherical curved surface. The arrangement of the spherical curved surface can effectively reduce the frictional resistance during the assembly process.

[0031] In another embodiment of the present utility model, a butting protrusion 113 is arranged on the inner side surface of the auxiliary positioning plate 114 to ensure the bending range of the auxiliary positioning plate 114.

[0032] In another embodiment of the present utility model, as Figures 1 - 2 shown, the butting protrusion 113 is arranged in a spherical curved surface to reduce the assembly resistance during use.

[0033] In another embodiment of the present utility model, as Figures 1 - 2 shown, the installation device 10 is arranged in a rectangle. Each positioning plate 11 is respectively connected to one side edge of the first connection port. The rectangular arrangement can accurately position during assembly and avoid displacement.

[0034] In another embodiment of the present utility model, as Figures 1 - 2 shown, the external connection part 30 is arranged in a circle. The circular opening is convenient for assembly and use.

[0035] In another embodiment of the present utility model, as Figures 1 - 2 shown, the two ends of the guiding connection part 20 are arranged with a smooth transition connection. The two ends of the guiding connection part 20 have a contour shape corresponding to the installation device 10 and the external connection part 30. With the smooth transition between the two ends of the guiding connection part 20, it is convenient for processing and assembly.

[0036] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A shielding pressure ring, characterized in that: It includes an installation device, a guiding connection part and an external connection part. The installation device includes four positioning plates and four adjusting buckles. At both ends of the guiding connection part, a first connection port and a second connection port are respectively formed, and the first connection port is larger than the second connection port. One end of each of the four positioning plates is connected to the first connection port, and the four positioning plates are arranged in a surrounding manner. Two guiding sliding holes are arranged on the positioning plate. The two guiding sliding holes are respectively arranged near two non-adjacent side edges of the positioning plate, and the two guiding sliding holes are inclined to approach each other at one end away from the guiding connection part. Both ends of the adjusting buckle are slidably connected to two adjacent guiding sliding holes located on different positioning plates. The external connection part is connected to the second connection port, and the external connection part communicates with the guiding connection part.

2. The shielding compression ring according to claim 1, wherein: A number of U-shaped openings are arranged at intervals on the positioning plate. Each U-shaped opening forms an auxiliary positioning plate on the side surface of the positioning plate, and a limiting protrusion is arranged on the outer side surface of the auxiliary positioning plate.

3. The shielding pressure ring according to claim 2, characterized in that: The edge corners of the auxiliary positioning plate are smoothly arranged.

4. The shielding compression ring according to claim 2, wherein: The limiting protrusion is arranged in a spherical curved surface.

5. The shielding pressure ring according to claim 2, wherein: A butting protrusion is arranged on the inner side surface of the auxiliary positioning plate.

6. The shielding pressure ring according to claim 5, characterized in that: The butting protrusion is arranged in a spherical curved surface.

7. The shielding pressure ring according to claim 1, wherein: The installation device is arranged in a rectangle, and each positioning plate is connected to one side edge of the first connection port.

8. The shielding pressure ring according to claim 7, characterized in that: The external connection part is arranged in a circle.

9. The shielding compression ring according to claim 8, wherein: The openings at both ends of the guiding connection part are smoothly connected.

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