Electromagnetic filtering isolation device

Abstract

The utility model discloses an electromagnetic filtering isolation device, which belongs to the technical field of electromagnetic filtering isolation and comprises a base plate and two outer shells. The two mounting grooves are formed in the two outer shells respectively, and matched first isolation layers are arranged in the two mounting grooves; the rectangular groove is formed in the base plate, a threaded rod is rotationally connected into the rectangular groove, and external threads on the two sides of the threaded rod are arranged in opposite directions; the electromagnetic filtering isolation device can be conveniently opened or closed through the threaded rod and the two fixing plates arranged in the electromagnetic filtering isolation device, and the position of the electronic equipment can be limited in the opening or closing process in cooperation with the limiting disc and the multiple guide rods in the bearing plate; the use stability of the electromagnetic filtering isolation device is guaranteed, and the use practicability of the electromagnetic filtering isolation device is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of electromagnetic filtering isolation, and in particular relates to an electromagnetic filtering isolation device. Background Art

[0002] When today's electronic devices are used in complex surrounding environments, signal interference may occur, causing the device signal to be interfered with and unable to operate normally. Electromagnetic filtering isolation devices are usually used to isolate surrounding interference factors to ensure smooth operation of the device. Electromagnetic filtering isolation devices can effectively reduce or eliminate the impact of electromagnetic interference on signal transmission and reception through specific filtering and isolation technologies, thereby not only protecting signal quality but also improving system performance. Electromagnetic filtering isolation devices are widely used in various fields that require high-quality signal transmission and reception, including communications, radio and television, medical care, industrial automation and other fields.

[0003] Chinese patent announcement number CN214757666U discloses an electromagnetic wave isolation device, including a base, a protective cover arranged above the base and an isolation device, the isolation device including an isolation layer arranged outside the protective cover, a cavity arranged inside the isolation layer and an isolation plate arranged inside the cavity, first isolation surfaces are arranged on both sides of the isolation plate, both ends of the first isolation surface are connected with an inclined second isolation surface, one end of the second isolation surface is connected with a third isolation surface, and the third isolation surface is connected to the inner wall of the cavity. The utility model achieves the advantages of good isolation and protection effect, easy use, and reduction of electromagnetic wave harm to the human body by setting a base, a protective cover, an isolation device, an isolation layer, a cavity, an isolation plate, a first isolation surface, a second isolation surface and a third isolation surface for coordinated use.

[0004] In actual use, the utility model usually places the electronic equipment in the electromagnetic filtering isolation device, and uses the isolation layer to reduce or eliminate the influence of electromagnetic interference on signal transmission and reception. However, the utility model puts the electromagnetic filtering isolation device on the outside of the electronic equipment, which may cause it to loosen or shake during use, and it is also inconvenient to maintain the internal electronic equipment, thereby making the electromagnetic filtering isolation device less practical. Utility Model Content

[0005] The utility model provides an electromagnetic filtering isolation device in order to solve the problem of insufficient practicability of the electromagnetic filtering isolation device in the prior art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an electromagnetic filtering isolation device, comprising:

[0007] a base plate and two outer shells;

[0008] Two installation grooves are respectively provided in the two outer shells, and the two installation grooves are both provided with a matching first isolation layer;

[0009] A rectangular groove is provided in the base plate, a threaded rod is rotatably connected in the rectangular groove, and external threads on both sides of the threaded rod are arranged in opposite directions;

[0010] The bearing plate is arranged on the upper end of the base plate, a limiting groove is provided in the bearing plate, a matching limiting disk is provided in the limiting groove, and a plurality of clamping plates are provided on the upper end of the bearing plate.

[0011] In order to conveniently open or close the electromagnetic filtering isolation device, further, a fixing plate is provided on opposite sides of the two outer shells, and the bottom ends of the two fixing plates penetrate the base plate and are sleeved on both sides of the threaded rod.

[0012] As a preferred embodiment, the bottom ends of the two fixing plates are penetrated by threaded holes compatible with the threaded rods, the threaded rods penetrate the two threaded holes and are threadedly connected to the side walls of the threaded holes, and one end of the threaded rods penetrates the rectangular groove and extends to the outside.

[0013] As a preferred embodiment, a mounting shaft is provided at the bottom end of the limit plate, the bottom end of the mounting shaft passes through the limit groove and extends into the rectangular groove, and is provided with a first bevel gear, and a second bevel gear matched with the first bevel gear is provided on the outer side of the threaded rod, and the first bevel gear is meshedly connected with the second bevel gear.

[0014] As a preferred embodiment, guide rods are provided at the bottom ends of the plurality of clamping plates, and a plurality of guide grooves matching the guide rods are penetrated through the upper ends of the bearing plates. The plurality of guide rods respectively penetrate the plurality of guide grooves and extend into the limiting grooves.

[0015] As a preferred embodiment, the limit plate is penetrated by a plurality of arc grooves adapted to the guide rods, and the plurality of guide rods respectively penetrate the plurality of arc grooves and are slidably connected to the side walls of the arc grooves.

[0016] In order to ensure the isolation effect of the electromagnetic filtering isolation device, further, a second isolation layer is provided at the upper end of the base plate, and the second isolation layer is located outside the bearing plate and abuts against the inner walls of the two outer shells.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model can conveniently open or close the electromagnetic filtering isolation device by means of the threaded rod and two fixing plates arranged in the electromagnetic filtering isolation device. With the help of the limit plate and a plurality of guide rods in the bearing plate, the position of the electronic device can be limited during the opening or closing process, thereby ensuring the stability of the electromagnetic filtering isolation device and making the electromagnetic filtering isolation device more practical.

[0019] 2. The utility model can effectively reduce or eliminate the influence of electromagnetic interference on signal transmission and reception by providing a first isolation layer in two outer shells in cooperation with a second isolation layer at the upper end of the base plate, so that the electronic equipment in the electromagnetic filtering isolation device can operate smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the main appearance of the structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the front cross-section of the structure of the utility model;

[0022] Figure 3 It is a partial cross-sectional schematic diagram of the structure of the utility model;

[0023] Figure 4 for Figure 2 A schematic diagram of the enlarged structure at point A in the middle.

[0024] In the figure: 1. base plate; 2. outer shell; 3. first isolation layer; 4. threaded rod; 5. bearing plate; 6. limit plate; 7. clamping plate; 8. fixing plate; 9. mounting shaft; 10. first bevel gear; 11. second bevel gear; 12. guide rod; 13. second isolation layer. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Embodiment 1:

[0027] See also Figure 1-4 The utility model provides an electromagnetic filtering isolation device, comprising:

[0028] A base plate 1 and two outer shells 2;

[0029] Two installation grooves are respectively opened in the two outer shells 2, and the two installation grooves are both provided with a matching first isolation layer 3;

[0030] A rectangular groove is provided in the base plate 1, a threaded rod 4 is rotatably connected in the rectangular groove, and external threads on both sides of the threaded rod 4 are arranged in opposite directions;

[0031] The bearing plate 5 is arranged on the upper end of the base plate 1 . A limiting groove is provided in the bearing plate 5 . A matching limiting plate 6 is provided in the limiting groove. A plurality of clamping plates 7 are provided on the upper end of the bearing plate 5 .

[0032] Specifically, Figure 1 and Figure 2 As shown, a fixing plate 8 is disposed on opposite sides of the two outer shells 2 , and the bottom ends of the two fixing plates 8 penetrate the base plate 1 and are sleeved on both sides of the threaded rod 4 .

[0033] Through its design, by rotating the threaded rod 4, the two fixing plates 8 and the two outer shells 2 can be driven to move relative to each other, so that the electromagnetic filtering isolation device can be conveniently opened or closed.

[0034] Specifically, Figure 2 As shown, the bottom ends of the two fixing plates 8 are penetrated by threaded holes that are compatible with the threaded rod 4. The threaded rod 4 penetrates the two threaded holes and is threadedly connected to the side walls of the threaded holes. The two fixing plates 8 can be driven to move relative to each other by rotating the threaded rod 4. One end of the threaded rod 4 penetrates the rectangular groove and extends to the outside.

[0035] Specifically, Figure 2 and Figure 4 As shown, a mounting shaft 9 is provided at the bottom end of the limit plate 6, and the bottom end of the mounting shaft 9 passes through the limit groove and extends into the rectangular groove, and is provided with a first bevel gear 10. A second bevel gear 11 adapted to the first bevel gear 10 is provided on the outer side of the threaded rod 4, and the first bevel gear 10 is meshed and connected with the second bevel gear 11. Through the first bevel gear 10 and the second bevel gear 11, when the threaded rod 4 rotates, the mounting shaft 9 and the limit plate 6 can be driven to rotate.

[0036] Specifically, Figure 2 and Figure 3 As shown, guide rods 12 are provided at the bottom ends of the multiple clamping plates 7, and multiple guide grooves compatible with the guide rods 12 are penetrated at the upper end of the supporting plate 5. The multiple guide rods 12 respectively penetrate the multiple guide grooves and extend into the limiting grooves. When the multiple guide rods 12 move, they can respectively drive the multiple clamping plates 7 to move, and the multiple guide grooves can respectively limit the moving positions of the multiple guide rods 12.

[0037] Specifically, Figure 2 and Figure 3 As shown, the limit plate 6 is penetrated by a plurality of arc grooves adapted to the guide rods 12, and the plurality of guide rods 12 respectively penetrate the plurality of arc grooves and are slidably connected to the side walls of the arc grooves. When the limit plate 6 rotates, the plurality of guide rods 12 can be driven to move respectively through the plurality of arc grooves.

[0038] See also Figure 1-4 When installing the electronic equipment into the electromagnetic filtering isolation device, it is first necessary to place the electronic equipment on the upper end of the carrier plate 5, and then rotate the threaded rod 4. The rotation of the threaded rod 4 will drive the fixed plates 8 on both sides and the outer shell 2 to move relative to each other, so that the electromagnetic filtering isolation device can be closed. When the threaded rod 4 rotates, it will also drive the installation shaft 9 to rotate through the first bevel gear 10 and the second bevel gear 11, and the installation shaft 9 will drive the limit plate 6 to rotate. When the limit plate 6 rotates, it will drive the multiple guide rods 12 to move toward the electronic equipment through the multiple arc grooves. The multiple guide rods 12 will respectively drive the multiple clamping plates 7 to move, so that the position of the electronic equipment in the electromagnetic filtering isolation device can be limited, ensuring the stability of the use of the electromagnetic filtering isolation device.

[0039] Embodiment 2:

[0040] See also Figure 1-4 The utility model provides an electromagnetic filtering isolation device, comprising:

[0041] A base plate 1 and two outer shells 2;

[0042] Two installation grooves are respectively opened in the two outer shells 2, and the two installation grooves are both provided with a matching first isolation layer 3;

[0043] A rectangular groove is provided in the base plate 1, a threaded rod 4 is rotatably connected in the rectangular groove, and external threads on both sides of the threaded rod 4 are arranged in opposite directions;

[0044] The bearing plate 5 is arranged on the upper end of the base plate 1 . A limiting groove is provided in the bearing plate 5 . A matching limiting plate 6 is provided in the limiting groove. A plurality of clamping plates 7 are provided on the upper end of the bearing plate 5 .

[0045] Specifically, Figure 2 As shown, a second isolation layer 13 is disposed on the upper end of the base plate 1 . The second isolation layer 13 is located outside the bearing plate 5 and abuts against the inner walls of the two outer shells 2 .

[0046] Through its design, the first isolation layer 3 in the two outer shells 2 cooperates with the second isolation layer 13 on the upper end of the base plate 1 to achieve a better isolation effect of the electromagnetic filtering isolation device, so that the electronic equipment can run smoothly.

[0047] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electromagnetic filtering isolation device, characterized in that: include: A base plate (1) and two outer shells (2); Two installation grooves are respectively provided in the two outer shells (2), and a matching first isolation layer (3) is provided in each of the two installation grooves; A rectangular groove is provided in the base plate (1), a threaded rod (4) is rotatably connected in the rectangular groove, and external threads on both sides of the threaded rod (4) are arranged in opposite directions; The bearing plate (5) is arranged on the upper end of the base plate (1), a limiting groove is provided in the bearing plate (5), a matching limiting plate (6) is provided in the limiting groove, and a plurality of clamping plates (7) are provided on the upper end of the bearing plate (5).

2. The electromagnetic filtering isolation device according to claim 1, characterized in that: A fixing plate (8) is provided on one opposite side of the two outer shells (2), and the bottom ends of the two fixing plates (8) penetrate the base plate (1) and are sleeved on both sides of the threaded rod (4).

3. The electromagnetic filtering isolation device according to claim 2, characterized in that: The bottom ends of the two fixing plates (8) are penetrated by threaded holes matched with the threaded rod (4); the threaded rod (4) penetrates the two threaded holes and is threadedly connected to the side walls of the threaded holes; one end of the threaded rod (4) penetrates the rectangular groove and extends to the outside.

4. The electromagnetic filtering isolation device according to claim 1, characterized in that: The bottom end of the limiting plate (6) is provided with a mounting shaft (9), the bottom end of the mounting shaft (9) passes through the limiting groove and extends into the rectangular groove, and is provided with a first bevel gear (10), and the outer side of the threaded rod (4) is provided with a second bevel gear (11) adapted to the first bevel gear (10), and the first bevel gear (10) is meshingly connected with the second bevel gear (11).

5. The electromagnetic filtering isolation device according to claim 1, characterized in that: A guide rod (12) is provided at the bottom end of each of the clamping plates (7), and a plurality of guide grooves matching the guide rods (12) are penetrated through the upper end of the bearing plate (5). The plurality of guide rods (12) respectively penetrate through the plurality of guide grooves and extend into the limiting groove.

6. The electromagnetic filtering isolation device according to claim 5, characterized in that: The limiting plate (6) is penetrated by a plurality of arc grooves matched with the guide rods (12); the plurality of guide rods (12) respectively penetrate the plurality of arc grooves and are slidably connected with the side walls of the arc grooves.

7. The electromagnetic filtering isolation device according to claim 1, characterized in that: A second isolation layer (13) is provided at the upper end of the base plate (1), and the second isolation layer (13) is located outside the bearing plate (5) and abuts against the inner walls of the two outer shells (2).

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