Shielding door

By designing a combination of door frames, door panels, door locks and other structures in the shielded door, the door locks are protected when the door is opened, and buffered and sealed when the door is closed, solving the problem of easy damage to door locks in the prior art. Improves the practicality and sealing of the shield door.

CN222207682UActive Publication Date: 2024-12-20SHANGHAI KANGJIANHU SCREEN CO LTD
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Patent Information

Application Number
CN202420069098.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-11
Publication Date
2024-12-20
Estimated Expiration
2034-01-11

AI Technical Summary

Technical Problem

Existing shielded doors cannot effectively protect the door lock, resulting in the door lock being easily damaged when the door is opened, affecting subsequent use.

Method used

A structure including door frame, door panel, door lock, handle, mounting shell, telescopic rod, stop, spring, extrusion plate and protective frame is designed. Through the cooperation of these components, the door lock is protected when the door is opened. , and automatically shrink when the door is closed to avoid hindering the door locking. At the same time, it uses sealing frames, installation frames, slots, sliders and springs for buffering and sealing.

Benefits of technology

It effectively protects the door locks from being damaged by bumps and damages, improves the practicality of the shield door, and achieves better sealing when closing the door, avoiding collision and deformation between the door and the door frame.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222207682U_ABST
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Abstract

The utility model relates to the field of shielding doors, and discloses a shielding door which comprises a door frame, a door plate is rotatably connected to the interior of the door frame, a door lock is arranged in the door plate, a handle is rotatably connected to the interior of the door lock, and two mounting shells are fixedly connected to the interior of the door plate. The device comprises two mounting shells, telescopic rods are fixedly connected to the interiors of the two mounting shells, stop blocks are fixedly connected to the exteriors of the two telescopic rods, first springs are arranged on the exteriors of the two telescopic rods, extrusion plates are fixedly connected to the left sides of the two stop blocks, and a protection frame is fixedly connected between the two extrusion plates. A shockproof sealing assembly is arranged on the inner side of the door frame. According to the utility model, the exposed door lock can be protected when the door is opened, the door lock is prevented from being damaged by collision, the subsequent use of the shielding door is prevented from being influenced, the door lock can be automatically contracted when the door is closed, the locking cannot be hindered, and the practicability is improved.
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Description

Technical Field

[0001] The utility model relates to the field of shielding doors, in particular to a shielding door. Background Art

[0002] Shielded doors usually refer to a type of security door. These doors are commonly found in industrial and commercial environments and are used to ensure the safety of specific areas and control the entry and exit of people or objects. Nuclear magnetic resonance (NMR) rooms usually require specially designed shielded doors to ensure that external interference minimizes the impact on the instrument when conducting NMR experiments.

[0003] After searching, a Chinese patent discloses a shielding door with the announcement number CN219910544U, which includes a shielding door body, a handle shaft, an upper sleeve, a lower sleeve, a conductive spring and a transmission assembly; the handle shaft passes through the shielding door body, and sequentially passes through the upper sleeve, the transmission assembly and the lower sleeve; the upper sleeve is conductively fixedly connected to the shielding door body and movably connected to the handle shaft; the lower sleeve is conductively fixedly connected to the shielding door body and movably connected to the handle shaft; the transmission assembly is conductively connected to the shielding door body and mechanically connected to the handle shaft; The conductive spring clip is conductively and fixedly connected to the handle shaft, and the conductive spring clip is elastically contacted with the lower sleeve to achieve conductive connection. Although this patented technology utilizes the conductive spring clip to achieve good grounding of the shielding door body, handle shaft, upper sleeve, lower sleeve, conductive spring clip and transmission assembly, and effectively improves the shielding efficiency of the shielding door, it cannot protect the door lock. The lock on the shielding door is extremely important and plays the role of locking the shielding door. When the door is opened, the door lock will be exposed and can be easily bumped, which will cause the door lock to be easily damaged, affecting the subsequent use of the shielding door. Utility Model Content

[0004] In order to make up for the above deficiencies, the utility model provides a shielding door, which aims to improve the problem that the door lock cannot be protected. When the door is opened, the door lock will be exposed and can be easily bumped, which will cause the door lock to be easily damaged and affect the subsequent use of the shielding door.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a shielding door, comprising a door frame, a door panel is rotatably connected to the interior of the door frame, a door lock is arranged inside the door panel, a handle is rotatably connected to the interior of the door lock, two mounting shells are fixedly connected to the interior of the door panel, telescopic rods are fixedly connected to the interior of the two mounting shells, blocks are fixedly connected to the exterior of the two telescopic rods, springs are arranged on the exterior of the two telescopic rods, extrusion plates are fixedly connected to the left sides of the two blocks, a protection frame is fixedly connected between the two extrusion plates, and a shockproof sealing assembly is arranged on the inner side of the door frame;

[0006] Through the above technical scheme, the mounting shell and the spring cooperate with each other to continuously push the block, the block and the spring cooperate with each other to drive the telescopic rod to continuously extend and drive the extrusion plate to slide out of the door panel, the sealing frame and the protective frame cooperate with each other to protect the door lock, and the door lock and the handle cooperate with each other to facilitate opening the door panel.

[0007] Further, the shockproof sealing assembly includes a sealing frame, the sealing frame is fixedly connected to the outside of the door panel, the inner side of the door frame is fixedly connected to a mounting frame, the interior of the mounting frame is slidably connected to a moving frame, the front four sides of the moving frame are provided with two slots, the interior of the slots is rotatably connected to a slider 1, the front side of the slider 1 is rotatably connected to an offset rod, the front side of the offset rod is rotatably connected to a slider 2, and the side of the slider 2 away from the offset rod is fixedly connected to a spring 2;

[0008] Through the above technical scheme, the installation frame and spring 2 cooperate with each other to buffer the force of the sealing frame squeezing the moving frame through slider 2, offset rod and slider 1, thereby preventing the door panel and the door frame from rigidly colliding. At the same time, spring 2 pushes slider 2 through the offset rod and slider 1 to continuously push the moving frame close to the sealing frame, thereby improving the sealing performance. The slot and slider 1 can work normally even when the moving frame is squeezed and tilted.

[0009] Further, the handle passes through the door panel;

[0010] Through the above technical solution, the door panel can be opened conveniently by the handle.

[0011] Furthermore, the left end of the extrusion plate is designed to be an inclined surface, and the left end of the protection frame is designed to be an inclined surface;

[0012] Through the above technical solution, the two inclined surfaces can squeeze and drive the extrusion plate and the protection frame into the interior of the door panel when in contact with the door frame, thereby preventing obstruction in closing the door panel.

[0013] Further, the protection frame is slidably connected to the inside of the door panel, and the extrusion plate is slidably connected to the inside of the door panel;

[0014] Through the above technical solution, the door panel can limit the extrusion plate and the protection frame, which can facilitate the extrusion plate and the protection frame to slide inside the door panel.

[0015] Further, the left end of the spring 1 is fixedly connected to the right side of the stopper, and the right side of the spring 1 is fixedly connected to the inside of the mounting shell;

[0016] Through the above technical solution, the spring 1 can push the stopper to move more stably.

[0017] Furthermore, the second slider is slidably connected to the interior of the installation frame, and the second spring is fixedly connected to the interior of the installation frame at a side away from the second slider;

[0018] Through the above technical solution, the installation frame can limit the moving trajectory of the slider 2 to prevent deviation. The side of the spring 2 away from the slider 2 is fixedly connected to the inside of the installation frame, which can make the thrust of the spring 2 on the slider 2 more stable.

[0019] Further, the slider is slidably connected to the interior of the installation frame;

[0020] Through the above technical solution, the installation frame can limit the moving track of the slider 1 to prevent deviation.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, by combining structures such as a door frame, a door panel, a door lock, a handle, a mounting shell, a telescopic rod, a block, a spring, an extrusion plate, and a protective frame, it is possible to protect the exposed door lock when the door is opened to prevent the door lock from being damaged by bumps and collisions, which would affect the subsequent use of the shielding door. When the door is closed, it can automatically shrink and will not hinder the locking, thereby improving practicality.

[0023] 2. In the utility model, by combining the sealing frame, the mounting frame, the movable frame, the slot, the slider 1, the offset rod, the slider 2, the spring 2 and other structures, the door can be buffered when closing, preventing the door and the door frame from colliding and deforming to affect the use, and at the same time making the door and the door frame seal more tightly. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a shielding door proposed by the utility model;

[0025] Figure 2 A schematic diagram of a spring for a shielding door proposed by the utility model;

[0026] Figure 3 A schematic diagram of a sealing frame of a shielding door proposed by the utility model;

[0027] Figure 4 A schematic diagram of a moving frame of a shielding door proposed by the utility model;

[0028] Figure 5 The second schematic diagram is a spring of a shielding door proposed by the utility model.

[0029] Legend:

[0030] 1. Door frame; 2. Door panel; 3. Door lock; 4. Handle; 5. Mounting shell; 6. Telescopic rod; 7. Stopper; 8. Spring 1; 9. Extrusion plate; 10. Protection frame; 11. Sealing frame; 12. Mounting frame; 13. Moving frame; 14. Slot; 15. Slider 1; 16. Offset rod; 17. Slider 2; 18. Spring 2. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1-3 The utility model provides an embodiment: a shielding door, including a door frame 1, the door frame 1 is internally connected with a door panel 2, the door frame 1 is used to determine the position of the door panel 2, the door panel 2 is used to isolate the external interference to the instrument, the door panel 2 is provided with a door lock 3 inside, the door lock 3 is used to fix the door panel 2, the door lock 3 is internally connected with a handle 4, the handle 4 is used to facilitate opening the door panel 2, the door panel 2 is internally fixedly connected with two mounting shells 5, the door panel 2 is used to support and fix the mounting shells 5, the two mounting shells 5 are internally fixedly connected with telescopic rods 6, and the mounting shells 5 are used to support and fix the telescopic rods 6.

[0033] Reference Figure 1-3 The outside of the two telescopic rods 6 are fixedly connected with blocks 7, the telescopic rods 6 are used to support and fix the blocks 7, the outside of the two telescopic rods 6 is provided with a spring 8, the telescopic rod 6 is used to prevent the spring 8 from bending, the left sides of the two blocks 7 are fixedly connected with extrusion plates 9, the block 7 is used to limit the extrusion plates 9, a protection frame 10 is fixedly connected between the two extrusion plates 9, the extrusion plate 9 is used to drive the protection frame 10 to move, the protection frame 10 is used to protect the door lock 3 to prevent it from being bumped, the inner side of the door frame 1 is provided with a shockproof sealing component, the handle 4 passes through the door panel 2, and can be easily turned to open the lock.

[0034] Reference Figure 1-3The left end of the extrusion plate 9 is designed to be an inclined surface, and the left end of the protection frame 10 is designed to be an inclined surface. The two inclined surfaces can squeeze the extrusion plate 9 and the protection frame 10 into the interior of the door panel 2 when in contact with the door frame 1 to prevent obstruction in closing the door panel 2. The protection frame 10 is slidably connected to the interior of the door panel 2, and the door panel 2 is used to limit the protection frame 10. The extrusion plate 9 is slidably connected to the interior of the door panel 2, and the door panel 2 is used to limit the extrusion plate 9. The left end of the spring 8 is fixedly connected to the right side of the stopper 7, and the stopper 7 is used to connect the telescopic rod 6 and the spring 8. The right side of the spring 8 is fixedly connected to the interior of the mounting shell 5, which can make the elastic force of the spring 8 on the stopper 7 more stable.

[0035] Reference Figure 1 , Figure 4 and Figure 5 The shockproof sealing assembly includes a sealing frame 11, which is fixedly connected to the outside of the door panel 2, and the door panel 2 is used to support and fix the sealing frame 11. The inner side of the door frame 1 is fixedly connected with a mounting frame 12, and the door frame 1 is used to support and fix the mounting frame 12. The interior of the mounting frame 12 is slidably connected with a moving frame 13, and the mounting frame 12 is used to limit the moving frame 13. Two grooves 14 are provided on the four front sides of the moving frame 13, and the moving frame 13 is used to provide an opening space for the grooves 14. The interior of the groove 14 is rotatably connected with a slider 15, so that when the force generated by the sealing frame 11 squeezing the mounting frame 12 is uneven, the slider 15 can also slide normally inside the mounting frame 12.

[0036] Reference Figure 1 , Figure 4 and Figure 5 The front side of the slider 15 is rotatably connected to the offset rod 16, and the slider 15 is used to drive the offset rod 16 to move. The front side of the offset rod 16 is rotatably connected to the slider 2 17, and the offset rod 16 is used to connect the slider 15 and the slider 2 17. The side of the slider 2 17 away from the offset rod 16 is fixedly connected to the spring 2 18, and the spring 2 18 is used to buffer the slider 2 17 and push the slider 2 17 at the same time. The slider 2 17 is slidably connected to the inside of the installation frame 12, and the installation frame 12 is used to limit the slider 2 17. The side of the spring 2 18 away from the slider 2 17 is fixedly connected to the inside of the installation frame 12, which can make the thrust of the spring 2 18 on the slider 2 17 more stable. The slider 15 is slidably connected to the inside of the installation frame 12, and the installation frame 12 is used to limit the slider 15.

[0037] Working principle: When closing the door, when the inclined surface of the extrusion plate 9 contacts the door frame 1, it will be squeezed into the interior of the door panel 2, and at the same time drive the protection frame 10 to enter the interior of the door panel 2, and drive the stopper 7 to squeeze the spring 8 through the telescopic rod 6, which will not hinder the locking and closing of the door. When opening the door, the spring 8 is reset, and the spring 8 is extended through the stopper 7, so that the protection frame 10 is driven by the extrusion plate 9 to move to the interior of the door panel 2, and the lock leaking outside is protected, so that the exposed door lock 3 can be protected when the door is opened, so as to prevent the door lock 3 from being damaged by bumps and affecting the subsequent use of the shielding door, and can be automatically closed when the door is closed. Dynamic contraction will not hinder locking, which improves practicality. At the same time, when the door is closed, the sealing frame 11 will squeeze the moving frame 13, and the moving frame 13 drives the offset rod 16 to move through the slider 15, and then squeezes the spring 2 18 for buffering through the slider 2 17, so that the door panel 2 can be closed slowly. At the same time, the spring 2 18 pushes the slider 2 17 to continuously push the moving frame 13 close to the sealing frame 11 through the offset rod 16 and the slider 1 15, which can be more tightly sealed, and the door can be buffered when closing, preventing the door and the door frame 1 from colliding and deforming to affect the use, and at the same time, the door and the door frame 1 can be sealed more tightly.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been 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 make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shielding door, comprising a door frame (1), characterized in that: The door frame (1) is rotatably connected to a door panel (2), a door lock (3) is arranged inside the door panel (2), a handle (4) is rotatably connected to the door lock (3), the door panel (2) is fixedly connected to two mounting shells (5), the interiors of the two mounting shells (5) are fixedly connected to telescopic rods (6), the exteriors of the two telescopic rods (6) are fixedly connected to blocks (7), the exteriors of the two telescopic rods (6) are fixedly connected to springs (8), the left sides of the two blocks (7) are fixedly connected to extrusion plates (9), a protection frame (10) is fixedly connected between the two extrusion plates (9), and a shockproof sealing component is arranged on the inner side of the door frame (1).

2. A screen door according to claim 1, characterized in that: The shockproof sealing assembly comprises a sealing frame (11), wherein the sealing frame (11) is fixedly connected to the outside of the door panel (2), the inner side of the door frame (1) is fixedly connected to a mounting frame (12), the interior of the mounting frame (12) is slidably connected to a moving frame (13), the front four sides of the moving frame (13) are each provided with two slots (14), the interior of the slot (14) is rotatably connected to a slider 1 (15), the front side of the slider 1 (15) is rotatably connected to a displacement rod (16), the front side of the displacement rod (16) is rotatably connected to a slider 2 (17), and the side of the slider 2 (17) away from the displacement rod (16) is fixedly connected to a spring 2 (18).

3. A screen door according to claim 1, characterized in that: The handle (4) passes through the door panel (2).

4. A screen door according to claim 1, characterized in that: The left end of the extrusion plate (9) is designed to be an inclined surface, and the left end of the protection frame (10) is designed to be an inclined surface.

5. The screen door according to claim 1, characterized in that: The protection frame (10) is slidably connected to the inside of the door panel (2), and the extrusion plate (9) is slidably connected to the inside of the door panel (2).

6. The screen door according to claim 1, characterized in that: The left end of the spring one (8) is fixedly connected to the right side of the stopper (7), and the right side of the spring one (8) is fixedly connected to the inside of the mounting shell (5).

7. The screen door according to claim 2, characterized in that: The second slider (17) is slidably connected to the interior of the installation frame (12), and the second spring (18) is fixedly connected to the interior of the installation frame (12) at a side away from the second slider (17).

8. The screen door according to claim 2, characterized in that: The slider 1 (15) is slidably connected inside the installation frame (12).