Novel electromagnetic shielding door

Abstract

The utility model discloses a novel electromagnetic shielding door and belongs to the technical field of electromagnetic shielding doors, the novel electromagnetic shielding door comprises a door frame and a power assisting assembly, one side of the door frame is connected with a shielding door plate matched with the door frame in a hinged mode, the power assisting assembly comprises a sliding rail, a power assisting rod and a U-shaped piece, and the sliding rail is fixedly installed on the upper side of the rear portion of the shielding door plate; the U-shaped piece is fixedly installed on the inner wall of the top of the door frame, one end of the power assisting rod is located in the sliding rail, the other end of the power assisting rod is located in the U-shaped piece, and the power assisting rod is slidably connected with the sliding rail; the servo motor acts to drive the first rotating shaft to rotate, the power assisting rod can be driven to rotate with the first rotating shaft as the circle center, and due to the fact that one end of the power assisting rod is located in the sliding rail and slidably connected with the sliding rail, the power assisting rod can drive the shielding door plate to rotate along the hinge connecting position in the rotating and sliding process; and the assisting effect in the opening and closing process of the shielding door plate is achieved, and the shielding door plate can be opened and closed more conveniently and rapidly.

Description

Technical Field

[0001] The present application relates to the technical field of electromagnetic shielding doors, and in particular to a novel electromagnetic shielding door. Background Art

[0002] Electromagnetic shielding doors are mainly used in hospital magnetic resonance imaging rooms. Their main function is to cut off electromagnetic waves and reduce interference to other equipment.

[0003] The patent document with the published announcement number CN216553607U provides a new electromagnetic shielding door. The sound insulation cotton used in the sound insulation board of this published patent document has a strong sound insulation effect, which is used to increase the sound insulation of the door body; however, the above-mentioned published patent has the following problems. Since the electromagnetic shielding door is heavy, if it does not have a power assist effect during the opening and closing process, it will cause the electromagnetic shielding door to be inconvenient to open and close. Utility Model Content

[0004] In view of the deficiencies of the prior art, the present application provides a new electromagnetic shielding door, which overcomes the deficiencies of the prior art and aims to solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a new type of electromagnetic shielding door, comprising a door frame and a power-assisting assembly, wherein one side of the door frame is hingedly connected to a matching shielding door panel, and the power-assisting assembly comprises a slide rail, a power-assisting rod and a U-shaped part, wherein the slide rail is fixedly installed on the upper rear side of the shielding door panel, and the U-shaped part is fixedly installed on the top inner wall of the door frame, one end of the power-assisting rod is located inside the slide rail, and the other end of the power-assisting rod is located inside the U-shaped part, the power-assisting rod is slidably connected to the slide rail, and a rotating shaft 1 passes through the power-assisting rod inside the U-shaped part, a servo motor is fixedly installed at the bottom of the U-shaped part, the rotating shaft 1 is interference fit connected to the power-assisting rod, and the rotating shaft 1 is rotatably connected to the U-shaped part, and the lower end of the rotating shaft 1 is fixedly installed to the output end of the servo motor.

[0006] By adopting the above technical solution, the servo motor drives the rotating shaft to rotate, which can drive the power-assisting rod to rotate with the rotating shaft as the center. Since one end of the power-assisting rod is located inside the slide rail and is slidably connected, the power-assisting rod can drive the shielding door panel to rotate along the hinge connection during the rotation and sliding process, thereby playing a role in assisting the shielding door panel in the process of opening and closing.

[0007] As a preferred technical solution of the present application, the front part of the shielding door panel is respectively fixedly connected with a vertical member and a horizontal member, the interior of the vertical member is connected with the interior of the horizontal member, the interior of the vertical member is rotatably connected with a second rotating shaft, and the interior of the vertical member is rotatably connected with two crossed driving rods, the front end of the second rotating shaft passes through the front side of the vertical member, and the outer wall of the second rotating shaft is fixedly connected with two protrusions, a straight spring is fixedly connected between the two driving rods, two sliders are slidably connected on both sides of the interior of the horizontal member, vertical rods are fixedly connected on opposite sides of the slider, and the slider is slidably connected to the driving rod, the upper and lower parts of one side of the vertical member are penetrated and slidably connected with a clamping rod, a connecting rod is arranged between the clamping rod and the vertical rod, and the clamping rod and the vertical rod are rotatably connected to the connecting rod.

[0008] By adopting the above technical solution, the rotating shaft 2 can drive the two protrusions to rotate. After the two protrusions abut against the two driving rods, the driving rods are rotated, thereby increasing the angle between the two driving rods. Through the lever principle, the two driving rods can drive the two sliders to move in opposite directions. The slider drives the vertical rod to move, and the vertical rod can drive the clamping rod to move horizontally through the connecting rod. At this time, the straight spring is in an extruded state to reset the driving rod and the slider to shield the locking and opening of the door panel.

[0009] As a preferred technical solution of the present application, mounting seats are fixedly installed on the upper and lower parts of the front side of the door frame respectively, and a clamping ring matching the clamping rod is fixedly connected to the front side of the mounting seat.

[0010] By adopting the above technical solution, the clamping ring matched with the clamping rod can be locked when the shielding door panel is closed.

[0011] As a preferred technical solution of the present application, a handle is fixedly installed on the front end of the second rotating shaft.

[0012] By adopting the above technical solution, it is convenient to rotate the second rotating shaft.

[0013] As a preferred technical solution of the present application, a matching rubber sleeve is provided on the handle.

[0014] By adopting the above technical solution, it is convenient to hold the handle.

[0015] As a preferred technical solution of the present application, mounting plates are fixedly connected to the four corners of the outer wall of the door frame, and mounting holes are provided on the mounting plates.

[0016] By adopting the technical solution, the installation of the door frame is facilitated.

[0017] As a preferred technical solution of the present application, switches are provided on the front and rear sides of the shielding door panel, the switches are externally connected to a power source, and the switches are electrically connected to the servo motor.

[0018] By adopting the above technical solution, it is convenient to control the operation of the servo motor.

[0019] Beneficial effects of this application:

[0020] 1. The servo motor drives the rotating shaft 1 to rotate, which can drive the power rod to rotate with the rotating shaft 1 as the center. Since one end of the power rod is inside the slide rail and is slidably connected, the power rod can drive the shielding door panel to rotate along the hinge connection during the rotation and sliding process, which plays a role in assisting the shielding door panel in the process of opening and closing, making the shielding door panel open and close more conveniently and quickly.

[0021] 2. By rotating the second shaft, the two protrusions can be driven to rotate. After the two protrusions abut against the two driving rods, the driving rods are rotated, thereby increasing the angle between the two driving rods. Through the lever principle, the two driving rods can drive the two sliders to move in opposite directions. The slider drives the vertical rod to move, and the vertical rod can drive the clamping rod to move horizontally through the connecting rod. At this time, the straight spring is in an extruded state to reset the driving rod and the slider, so that the clamping rod can pass through the clamping ring or pass through the clamping ring, so as to shield the locking and opening of the door panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall structure of this application;

[0023] Figure 2 For this application Figure 1 A magnified view of middle;

[0024] Figure 3 A cross-sectional view of the assist component of this application from above;

[0025] Figure 4 This is a partial cross-sectional view of the U-shaped member and the power-assisting rod of the present application;

[0026] Figure 5 For this application Figure 1 Enlarged view of middle B;

[0027] Figure 6 This is a cross-sectional view of the vertical and horizontal members of this application;

[0028] Figure 7 For this application Figure 6 Enlarged view of middle C;

[0029] Figure 8 For this application Figure 6 Enlarged view of D in the middle.

[0030] In the figure: 1. door frame; 2. shielding door panel; 3. mounting plate; 4. mounting hole; 5. vertical piece; 6. horizontal piece; 7. mounting seat; 8. clamping rod; 9. handle; 10. rubber sleeve; 11. slide rail; 12. power rod; 13. U-shaped piece; 14. rotating shaft 1; 15. servo motor; 16. clamping ring; 17. driving rod; 18. slider; 19. vertical rod; 20. rotating shaft 2; 21. bump; 22. straight spring; 23. connecting rod; 24. switch. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0032] Reference Figure 1-4 A novel electromagnetic shielding door comprises a door frame 1 and a power-assisting assembly. A matching shielding door panel 2 is hingedly connected to one side of the door frame 1. The power-assisting assembly comprises a slide rail 11, a power-assisting rod 12 and a U-shaped member 13. The slide rail 11 is fixedly mounted on the upper rear side of the shielding door panel 2. The U-shaped member 13 is fixedly mounted on the top inner wall of the door frame 1. One end of the power-assisting rod 12 is located inside the slide rail 11, and the other end of the power-assisting rod 12 is located inside the U-shaped member 13. The power-assisting rod 12 is slidably connected to the slide rail 11, and a rotating shaft 14 is passed through the inside of the U-shaped member 13. The bottom of the U-shaped member 13 is fixedly mounted on the top inner wall of the door frame 1. A servo motor 15 is fixedly installed on the top, the rotating shaft 14 is connected to the power rod 12 by interference fit, and the rotating shaft 14 is rotatably connected to the U-shaped part 13, and the lower end of the rotating shaft 14 is fixedly installed on the output end of the servo motor 15; the servo motor 15 drives the rotating shaft 14 to rotate, which can drive the power rod 12 to rotate with the rotating shaft 14 as the center, and because one end of the power rod 12 is inside the slide rail 11 and is slidably connected, the power rod 12 can drive the shielding door panel 2 to rotate along the hinge connection during the rotation and sliding process, thereby playing a role in assisting the shielding door panel 2 in the process of opening and closing.

[0033] Reference Figure 1 , Figure 6 , Figure 7 and Figure 8The front part of the shielding door plate 2 is respectively fixedly connected with a vertical member 5 and a horizontal member 6, the interior of the vertical member 5 is communicated with the interior of the horizontal member 6, the interior of the vertical member 5 is rotatably connected with a second rotating shaft 20, and the interior of the vertical member 5 is rotatably connected with two crossed driving rods 17, the front end of the second rotating shaft 20 passes through the front side of the vertical member 5, and the outer wall of the second rotating shaft 20 is fixedly connected with two protrusions 21, and a straight spring 22 is fixedly connected between the two driving rods 17, two sliders 18 are slidably connected to the two sides of the interior of the horizontal member 6, the opposite side of the slider 18 is fixedly connected with a vertical rod 19, and the slider 18 is slidably connected to the driving rod 17, and the upper and lower parts of one side of the vertical member 5 are penetrated and slidably connected with a card rod 8 A connecting rod 23 is provided between the card rod 8 and the vertical rod 19, and the card rod 8 and the vertical rod 19 are rotatably connected with the connecting rod 23; by rotating the rotating shaft 20, the two protrusions 21 can be driven to rotate, and the two protrusions 21 abut against the two driving rods 17 to rotate the driving rods 17, thereby increasing the angle between the two driving rods 17. Through the lever principle, the two driving rods 17 can drive the two sliders 18 to move in opposite directions, and the slider 18 drives the vertical rod 19 to move. The vertical rod 19 can drive the card rod 8 to move horizontally through the connecting rod 23. At this time, the straight spring 22 is in a squeezed state, so as to reset the driving rod 17 and the slider 18, so as to shield the locking and opening of the door panel 2.

[0034] Reference Figure 1 and Figure 5 The upper and lower parts of the front side of the door frame 1 are respectively fixedly installed with mounting seats 7, and the front side of the mounting seat 7 is fixedly connected with a clamping ring 16 matching the clamping rod 8; through the clamping ring 16 matching the clamping rod 8, the shielding door panel 2 can be locked when closing.

[0035] Reference Figure 1 and Figure 7 A handle 9 is fixedly installed at the front end of the second rotating shaft 20; the handle 9 is used to facilitate the rotation of the second rotating shaft 20.

[0036] Reference Figure 1 A matching rubber sleeve 10 is provided on the handle 9; the rubber sleeve 10 makes it convenient to hold the handle 9.

[0037] Reference Figure 1 The four corners of the outer wall of the door frame 1 are fixedly connected with mounting plates 3, and mounting holes 4 are opened on the mounting plates 3; the mounting holes 4 opened on the mounting plates 3 facilitate the installation of the door frame 1.

[0038] Reference Figure 1 A switch 24 is provided on the front and rear sides of the shielding door panel 2. The switch 24 is externally connected to a power source and is electrically connected to the servo motor 15, so as to facilitate the control of the operation of the servo motor 15.

[0039] Working principle: During use, when the shielding door panel 2 is opened or closed, the servo motor 15 drives the rotating shaft 14 to rotate, which can drive the power rod 12 to rotate with the rotating shaft 14 as the center of the circle. Since one end of the power rod 12 is inside the slide rail 11 and is slidably connected, the power rod 12 can drive the shielding door panel 2 to rotate along the hinge connection during the rotation and sliding process, which plays a role in assisting the shielding door panel 2 in the opening and closing process, making the shielding door panel 2 more convenient and quick to open and close; rotating the rotating shaft 20 by the handle 9 can drive the two protrusions 21 to rotate, and the two protrusions 21 abut against the two driving rods 17 to make the driving rods 17 The rod 17 rotates, thereby increasing the angle between the two driving rods 17. Through the lever principle, the two driving rods 17 can drive the two sliders 18 to move in opposite directions, and the slider 18 drives the vertical rod 19 to move. Since the connecting rod 23 is rotatably connected to the vertical rod 19 and the clamping rod 8, part of the force of the vertical rod 19 driving the connecting rod 23 to move vertically will be converted into horizontal force. The vertical rod 19 can drive the clamping rod 8 to move horizontally through the connecting rod 23. At this time, the straight spring 22 is in a squeezed state to reset the driving rod 17 and the slider 18, so that the clamping rod 8 can penetrate into the clamping ring 16 or pass out of the clamping ring 16, so as to shield the locking and opening of the door panel 2.

[0040] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. Although the present application is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A novel electromagnetic shielding door, comprising a door frame (1) and a power assist component, characterized in that: One side of the door frame (1) is hingedly connected to a matching shielding door panel (2); the power assist assembly comprises a slide rail (11), a power assist rod (12) and a U-shaped member (13); the slide rail (11) is fixedly mounted on the upper rear side of the shielding door panel (2); the U-shaped member (13) is fixedly mounted on the top inner wall of the door frame (1); one end of the power assist rod (12) is located inside the slide rail (11), and the other end of the power assist rod (12) is located inside the U-shaped member (13). Internally, the assist rod (12) is slidably connected to the slide rail (11), and a rotating shaft (14) is passed through the assist rod (12) inside the U-shaped member (13). A servo motor (15) is fixedly mounted at the bottom of the U-shaped member (13). The rotating shaft (14) is connected to the assist rod (12) by interference fit, and the rotating shaft (14) is rotatably connected to the U-shaped member (13). The lower end of the rotating shaft (14) is fixedly mounted to the output end of the servo motor (15).

2. A new electromagnetic shielding door according to claim 1, characterized in that: The front part of the shielding door plate (2) is respectively fixedly connected to a vertical member (5) and a horizontal member (6); the interior of the vertical member (5) is communicated with the interior of the horizontal member (6); the interior of the vertical member (5) is rotatably connected to a second rotating shaft (20); and the interior of the vertical member (5) is rotatably connected to two crossed driving rods (17); the front end of the second rotating shaft (20) passes through the front side of the vertical member (5); and the outer wall of the second rotating shaft (20) is fixedly connected to two protrusions (21); and the two driving rods (17) are connected to each other. A straight spring (22) is fixedly connected, two sliders (18) are slidably connected to the inner sides of the cross member (6), a vertical rod (19) is fixedly connected to the opposite sides of the slider (18), and the slider (18) is slidably connected to the driving rod (17), and a clamping rod (8) is penetrated and slidably connected to the upper and lower parts of one side of the vertical member (5), a connecting rod (23) is provided between the clamping rod (8) and the vertical rod (19), and the clamping rod (8) and the vertical rod (19) are rotatably connected to the connecting rod (23).

3. A new electromagnetic shielding door according to claim 2, characterized in that: The upper and lower parts of the front side of the door frame (1) are respectively fixedly mounted with mounting seats (7), and the front side of the mounting seat (7) is fixedly connected with a clamping ring (16) matching the clamping rod (8).

4. The new electromagnetic shielding door according to claim 2 is characterized in that: A handle (9) is fixedly mounted on the front end of the second rotating shaft (20).

5. The new electromagnetic shielding door according to claim 4 is characterized in that: The handle (9) is sleeved with a matching rubber sleeve (10).

6. The new electromagnetic shielding door according to claim 1 is characterized in that: The four corners of the outer wall of the door frame (1) are all fixedly connected with mounting plates (3), and mounting holes (4) are provided on the mounting plates (3).

7. The new electromagnetic shielding door according to claim 1 is characterized in that: Switches (24) are provided on the front and rear sides of the shielding door plate (2); the switch (24) is externally connected to a power source; and the switch (24) is electrically connected to a servo motor (15).

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