Shielding door
By designing a closely integrated protective lock and handle system in the X-ray chamber shielding door, the problem of door pulling handles and protective locks occupying space in the prior art is solved, the practicality and operating efficiency of the shielding door are improved, and the radiation is enhanced Blocking effect.
Patent Information
- Application Number
- CN202420335136.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-22
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-02-22
AI Technical Summary
The existing X-ray chamber shielding doors occupy the outer space of the shielding door due to the door pull handle and protective lock, which affects the beauty and reduces practicality.
A shield door is designed, by installing the first and second shield doors in the door frame, and using components such as protective locks, handles, drive wheels, protective rods and directional converters, the shield doors are achieved and the external combination is reduced. The equipment takes up space and improves operating efficiency.
It effectively reduces the space occupied on the outside of the shielding door, improves its practicality and operating efficiency, and enhances the shielding effect of radioactive radiation.
Smart Images
Figure CN222207683U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of shielding doors, and in particular to a shielding door. Background Art
[0002] X-ray room shielding door is a special door used in X-ray room or radioactive workplace to prevent radiation leakage of X-ray or radioactive materials. X-ray room shielding door generally uses lead shielding as shielding material. Lead shielding refers to the use of lead as a form of auxiliary protection, mainly to prevent gamma rays and x-rays. It is widely used in medical shielding doors to protect the human body or objects from radiation.
[0003] Currently, the existing X-ray room shielding door usually includes a shielding door body, a door handle and a protective lock arranged on the outside of the shielding door body. The door handle and the protective lock each occupy a certain space on the outer surface of the shielding door body and affect the appearance of the shielding door. Utility Model Content
[0004] In order to reduce the space occupied by equipment outside the shielding door and improve its practicality, the present application provides a shielding door.
[0005] The present application provides a screen door, which adopts the following technical solution:
[0006] A shielding door comprises a door frame, wherein a first shielding door and a second shielding door are installed in the door frame, the first shielding door and the second shielding door are respectively arranged at two ends of the door frame, one end of the first shielding door away from the second shielding door is hinged to one end of the door frame, and the end of the second shielding door away from the first shielding door is hinged to the other end of the door frame, a protective lock is provided on the outer side of the first shielding door, and handles for opening the shielding doors are provided on the outer sides of the first shielding door and the second shielding door, and the handles are connected to the protective locks.
[0007] By adopting the above technical solution, when the shielding door needs to be closed, the staff closes the shielding door through the protective lock; when the shielding door needs to be opened, the staff opens the first shielding door and the second shielding door respectively by pulling the handle. The protective lock is combined with the handle, which reduces the space occupied by the outer side of the shielding door and improves the practicality of the shielding door.
[0008] Optionally, the handle includes a pull handle and a fixed pull ring, the fixed pull ring is arranged on the outer side of the second shielding door and is used to pull the second shielding door, and the pull handle is fixedly connected to the protective lock and is used to pull the first shielding door.
[0009] By adopting the above technical solution, when the shielding door needs to be opened, the staff pulls the handle and the fixed pull ring to open the first shielding door and the second shielding door respectively, thereby realizing the opening of the shielding door, which is easy to understand and implement and is conducive to improving work efficiency.
[0010] Optionally, the protective lock includes a driving wheel and a protective rod, the outer side of the first shielding door is fixedly connected to a mounting frame, the driving wheel is located in the mounting frame, the driving wheel is arranged on a side of the first shielding door close to the second shielding door, the driving wheel is rotatably connected to the first shielding door, the protective rod is horizontally arranged above the driving wheel, a rack is provided on the side of the protective rod close to the driving wheel, the protective rod is meshed with the driving wheel, a fixed pull ring is arranged at one end of the protective rod, a limiting ring is provided at the other end of the protective rod, the limiting ring is located on the outer side of the first shielding door, the fixed pull ring is located on the outer side of the second shielding door, the protective rod is movably connected in the limiting ring, the protective rod is movably connected in the fixed pull ring, the pull handle is arranged at the end of the protective rod away from the limiting ring, and a direction conversion member is provided between the pull handle and the protective rod for changing the direction of the pull handle.
[0011] By adopting the above technical scheme, when the shielding door is locked by the protective lock, the staff drives the driving wheel to rotate, and the driving wheel drives the protective rod to move, so that the protective rod moves into the fixed pull ring, and the first shielding door and the second shielding door are closed. The moving direction of the protective rod is limited by the limit ring and the mounting frame, so that the moving process is more stable; when the shielding door needs to be opened, the staff rotates the driving wheel again to make the protective rod disengage from the fixed pull ring, and then the staff opens the second shielding door by pulling the fixed pull ring, and then changes the direction of the pull handle through the direction conversion member, and then opens the first shielding door, completing the opening of the shielding door, and tightly combining the protective lock with the handle to reduce the space occupied on the outside of the shielding door, which is conducive to improving its practicality.
[0012] Optionally, the direction conversion component includes a rotating rod and a hinged rod, one end of the rotating rod is coaxially fixedly connected with a rotating head, an end of the rotating head away from the rotating rod is sleeved with a rotating ring, an end of the protective rod away from the limiting ring is provided with a rotating groove, the rotating groove is connected to the limiting groove, the rotating head is rotatably connected to the rotating groove, the rotating ring is slidably connected to the limiting groove, one end of the rotating rod close to the rotating head is rotatably connected to the protective rod, and one end of the rotating rod away from the rotating head is hinged to the hinged rod in a vertical direction, the pull handle is fixedly connected to the end of the hinged rod away from the rotating rod, and when the shielding door is locked, the hinged rod is located in the fixed pull ring.
[0013] By adopting the above technical solution, when the direction conversion member is needed to change the direction of the handle, the staff first rotates the hinged rod and then rotates the rotating rod to make the handle face the operator, which is convenient for the staff to open the first shielding door and is conducive to improving work efficiency.
[0014] Optionally, a rotating wheel is provided on the outer side of the mounting frame, a rotating shaft is coaxially fixedly connected to the center of the rotating wheel, and an end of the rotating shaft away from the rotating wheel passes through the mounting frame and is coaxially fixedly connected to the driving wheel.
[0015] By adopting the above technical solution, when the driving wheel needs to be driven to rotate, the staff holds the rotating wheel to realize the rotation of the driving wheel, which is conducive to improving the accuracy of the rotation.
[0016] Optionally, the first shielding door and the second shielding door are both fixedly connected with a lead plate on one side away from the protective lock, and the lead plate is arranged parallel to the first shielding door.
[0017] By adopting the above technical solution, the radiation of radioactive substances can be blocked and absorbed by setting lead plates, which has a better shielding effect for some places that need radiation protection.
[0018] Optionally, a limit plate is provided below the rotating rod, and the limit plate is arranged horizontally to limit the rotation angle of the hinge rod in the vertical direction.
[0019] By adopting the above technical solution and setting the limit plate, the hinged rod can be prevented from rotating downward due to its own gravity during the movement, thereby reducing the cumbersomeness of the shielding door operation process and improving work efficiency.
[0020] Optionally, two protrusions are provided on one side of the rotating ring close to the rotating rod, and the two protrusions are arranged opposite to each other. The limiting groove of the protective rod is connected with two arc grooves, and the two arc grooves are arranged opposite to each other. The two protrusions are respectively slidably connected to the two arc grooves to limit the rotation angle of the rotating rod.
[0021] By adopting the above technical solution, the cooperation between the protrusion and the arc groove limits the rotation angle of the rotating rod, so that the position of the rotating rod is always at an angle that is convenient for user operation, which is conducive to improving work efficiency.
[0022] In summary, the present application includes at least one of the following beneficial technical effects of the shielding door:
[0023] 1. By arranging a driving wheel, a protective rod, a mounting frame, a rack, a limiting ring and a direction conversion member, when the shielding door is locked by using a protective lock, the staff drives the driving wheel to rotate, and the driving wheel drives the protective rod to move, so that the protective rod moves into the fixed pull ring, and the first shielding door and the second shielding door are closed. The moving direction of the protective rod is limited by the limiting ring and the mounting frame, so that the moving process is more stable; when the shielding door needs to be opened, the staff rotates the driving wheel again to make the protective rod disengage from the fixed pull ring, and then the staff pulls the fixed pull ring to open the second shielding door, and then changes the direction of the pull handle by the direction conversion member, and then opens the first shielding door, completing the opening of the shielding door, and tightly combining the protective lock with the handle to reduce the space occupied on the outside of the shielding door, which is conducive to improving its practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is a schematic diagram of the overall structure of a shielding door.
[0025] Figure 2 yes Figure 1 Enlarged schematic diagram of part A.
[0026] Figure 3 It is a schematic diagram of the cross-sectional structure highlighting the shielding door in the embodiment of the present application.
[0027] Figure 4 It is a schematic diagram of the cross-sectional structure highlighting the protection lock in the embodiment of the present application.
[0028] Figure 5 yes Figure 4 Schematic diagram of the enlarged portion B.
[0029] Explanation of the accompanying drawings: 1. Shielding door body; 11. Door frame; 12. First shielding door; 13. Second shielding door; 14. Lead plate; 2. Handle; 21. Pull handle; 22. Fixed pull ring; 3. Protective lock; 31. Driving wheel; 32. Protective rod; 33. Mounting frame; 34. Rotating wheel; 35. Limiting ring; 36. Rotating shaft; 4. Direction conversion member; 41. Rotating rod; 42. Articulated rod; 43. Rotating head; 44. Rotating ring; 45. Limiting plate; 46. Protrusion. DETAILED DESCRIPTION
[0030] The present application is further described in detail below in conjunction with all the accompanying drawings.
[0031] The embodiment of the present application discloses a screen door.
[0032] Reference Figure 1 and Figure 2 A shielding door comprises a shielding door body 1, a protection lock 3, a handle 2 and a direction conversion member 4, wherein the protection lock 3 is connected to the shielding door body 1, the handle 2 is arranged outside the shielding door body 1, the handle 2 is connected to the protection lock 3, and the direction conversion member 4 is arranged inside the protection lock 3. The shielding door body 1 shields the outside of the shielding door, the protection lock 3 realizes the closing of the shielding door, the handle 2 is convenient for the user to open the shielding door, and the direction conversion member 4 changes the direction of the handle 2.
[0033] Reference Figure 1 , Figure 2 and Figure 3The shielding door body 1 includes a door frame 11, a first shielding door 12 and a second shielding door 13. The first shielding door 12 and the second shielding door 13 are installed in the door frame 11. The first shielding door 12 and the second shielding door 13 are respectively arranged at two ends of the door frame 11. One end of the first shielding door 12 away from the second shielding door 13 is hinged to one end of the door frame 11, and one end of the second shielding door 13 away from the first shielding door 12 is hinged to the other end of the door frame 11. The protective lock 3 is arranged on the outside of the first shielding door 12, and the handle 2 is arranged on the outside of the first shielding door 12 and the second shielding door 13. The handle 2 is connected to the protective lock 3. The first shielding door 12 and the second shielding door 13 are fixedly connected to the side away from the protective lock 3 with a lead plate 14, and the lead plate 14 is arranged parallel to the first shielding door 12.
[0034] Reference Figure 2 and Figure 3 By setting the lead plate 14, the radiation of radioactive substances can be blocked and absorbed, which has a better shielding effect for some places that need radiation protection; when the shielding door needs to be closed, the staff closes the shielding door through the protective lock 3; when the shielding door needs to be opened, the staff opens the first shielding door 12 and the second shielding door 13 respectively by pulling the handle 2. The protective lock 3 is combined with the handle 2, which reduces the space occupied by the outer side of the shielding door and improves the practicality of the shielding door.
[0035] Reference Figure 2 The handle 2 includes a pull handle 21 and a fixed pull ring 22. The fixed pull ring 22 is arranged on the outer side of the second shielding door 13 and is used to pull the second shielding door 13. The pull handle 21 is fixedly connected to the protection lock 3 and is used to pull the first shielding door 12. When the shielding door needs to be opened, the staff pulls the pull handle 21 and the fixed pull ring 22 to open the first shielding door 12 and the second shielding door 13 respectively, thereby realizing the opening of the shielding door, which is easy to understand and implement and is conducive to improving work efficiency.
[0036] Reference Figure 2The protection lock 3 includes a driving wheel 31, a protection rod 32, a mounting frame 33, a driving wheel 31, a rotating wheel 34 and a limiting ring 35. The mounting frame 33 is fixedly connected to the outer side of the first shielding door 12. The driving wheel 31 is located in the mounting frame 33. The driving wheel 31 is arranged on the side of the first shielding door 12 close to the second shielding door 13. The driving wheel 31 is rotatably connected to the first shielding door 12. The protection rod 32 is horizontally arranged above the driving wheel 31. A rack is provided on the side of the protection rod 32 close to the driving wheel 31. The protection rod 32 is meshed with the driving wheel 31. The fixed pull ring 22 is arranged on the protection rod 32 One end of the protective rod 32, a limiting ring 35 is arranged at the other end of the protective rod 32, the limiting ring 35 is located on the outside of the first shielding door 12, the fixed pull ring 22 is located on the outside of the second shielding door 13, the protective rod 32 is movably connected in the limiting ring 35, the protective rod 32 is movably connected in the fixed pull ring 22, the pull handle 21 is arranged at the end of the protective rod 32 away from the limiting ring 35, the rotating wheel 34 is arranged on the outside of the mounting frame 33, the center of the rotating wheel 34 is coaxially fixedly connected with a rotating shaft 36, and the end of the rotating shaft 36 away from the rotating wheel 34 passes through the mounting frame 33 and is coaxially fixedly connected to the driving wheel 31.
[0037] Reference Figure 2 When the shielding door is locked using the protective lock 3, the staff rotates the rotating wheel 34 to drive the driving wheel 31 to rotate, and the driving wheel 31 drives the protective rod 32 to move, so that the protective rod 32 moves into the fixed pull ring 22, thereby realizing the closing of the first shielding door 12 and the second shielding door 13. The moving direction of the protective rod 32 is limited by the limit ring 35 and the mounting frame 33, making its moving process more stable; when the shielding door needs to be opened, the staff rotates the rotating wheel 34 again to drive the driving wheel 31 to rotate, so that the protective rod 32 is separated from the fixed pull ring 22, and then the staff realizes the opening of the second shielding door 13 by pulling the fixed pull ring 22, and then changes the direction of the pull handle 21 through the direction conversion member 4, thereby opening the first shielding door 12, completing the opening of the shielding door, and tightly combining the protective lock 3 with the handle 2, reducing the space occupied outside the shielding door, which is conducive to improving its practicality.
[0038] Reference Figure 4 and Figure 5The direction conversion member 4 includes a rotating rod 41, a hinged rod 42, a rotating head 43, a rotating ring 44 and a limiting plate 45. The rotating head 43 is coaxially fixedly connected to one end of the rotating rod 41, the rotating ring 44 is sleeved on the end of the rotating head 43 away from the rotating rod 41, and a rotating groove is opened at the end of the protective rod 32 away from the limiting ring 35, and the rotating groove is connected to the limiting groove. The rotating head 43 is rotatably connected in the rotating groove, and the rotating ring 44 is slidably connected in the limiting groove. The end of the rotating rod 41 close to the rotating head 43 is rotatably connected to the protective rod 32, and the end of the rotating rod 41 away from the rotating head 43 is hinged to the hinged rod 42 in the vertical direction. The pull handle 21 is fixedly connected to the end of the hinged rod 42 away from the rotating rod 41. When the shielding door is locked, the hinged rod 42 is located in the fixed pull ring 22, and the limiting plate 45 is fixedly connected to the bottom of the rotating rod 41. The limiting plate 45 is horizontally arranged to limit the rotation angle of the hinged rod 42 in the vertical direction.
[0039] Reference Figure 1 and Figure 4 By setting the limit plate 45, the hinged rod 42 can be prevented from rotating downward due to its own gravity during the movement, thereby reducing the cumbersomeness of the shielding door operation process; when the direction conversion member 4 needs to be used to change the direction of the handle, the staff first rotates the hinged rod 42, and then rotates the rotating rod 41, so that the handle faces the operator, which is convenient for the staff to open the first shielding door 12, which is conducive to improving work efficiency.
[0040] Reference Figure 4 and Figure 5 Two protrusions 46 are provided on one side of the rotating ring 44 close to the rotating rod 41. The two protrusions 46 are arranged opposite to each other. The limiting groove of the protection rod 32 is connected with two arc grooves. The two arc grooves are arranged opposite to each other. The two protrusions 46 are slidably connected to the two arc grooves respectively to limit the rotation angle of the rotating rod 41. The cooperation between the protrusions 46 and the arc grooves limits the rotation angle of the rotating rod 41, so that its position is always at an angle that is convenient for the user to operate, which is conducive to improving work efficiency.
[0041] The implementation principle of a shielding door in an embodiment of the present application is as follows: when the shielding door is locked by using the protection lock 3, the staff drives the driving wheel 31 to rotate, and the driving wheel 31 drives the protection rod 32 to move, so that the protection rod 32 moves into the fixed pull ring 22, thereby realizing the closing of the first shielding door 12 and the second shielding door 13. The moving direction of the protection rod 32 is limited by the limit ring 35 and the mounting frame 33, so that the moving process is more stable; when the shielding door needs to be opened, the staff rotates the driving wheel 31 again to make the protection rod 32 disengage from the fixed pull ring 22, and then the staff realizes the opening of the second shielding door 13 by pulling the fixed pull ring 22, and then changes the direction of the pull handle 21 through the direction conversion member 4, thereby opening the first shielding door 12, completing the opening of the shielding door, and tightly combining the protection lock 3 with the handle 2 to reduce the space occupied on the outside of the shielding door, which is conducive to improving its practicality.
[0042] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A shielding door, comprising a door frame (11), characterized in that: A first shielding door (12) and a second shielding door (13) are installed in the door frame (11). The first shielding door (12) and the second shielding door (13) are respectively arranged at two ends of the door frame (11). One end of the first shielding door (12) away from the second shielding door (13) is hinged to one end of the door frame (11), and one end of the second shielding door (13) away from the first shielding door (12) is hinged to the other end of the door frame (11). A protective lock (3) is arranged on the outer side of the first shielding door (12). The outer sides of the first shielding door (12) and the second shielding door (13) are both provided with handles (2) for opening the shielding doors, and the handles (2) are connected to the protective lock (3).
2. A screen door according to claim 1, characterized in that: The handle (2) comprises a pull handle (21) and a fixed pull ring (22); the fixed pull ring (22) is arranged on the outside of the second shielding door (13) and is used to pull the second shielding door (13); the pull handle (21) is fixedly connected to the protection lock (3) and is used to pull the first shielding door (12).
3. A screen door according to claim 2, characterized in that: The protection lock (3) comprises a driving wheel (31) and a protection rod (32); a mounting frame (33) is fixedly connected to the outer side of the first shielding door (12); the driving wheel (31) is located in the mounting frame (33); the driving wheel (31) is arranged on a side of the first shielding door (12) close to the second shielding door (13); the driving wheel (31) is rotatably connected to the first shielding door (12); the protection rod (32) is horizontally arranged above the driving wheel (31); a rack is provided on a side of the protection rod (32) close to the driving wheel (31); the protection rod (32) is meshed with the driving wheel (31), and a fixed pull ring is provided. (22) is arranged at one end of the protective rod (32), a limiting ring (35) is arranged at the other end of the protective rod (32), the limiting ring (35) is located on the outside of the first shielding door (12), the fixed pull ring (22) is located on the outside of the second shielding door (13), the protective rod (32) is movably connected in the limiting ring (35), the protective rod (32) is movably connected in the fixed pull ring (22), the pull handle (21) is arranged at one end of the protective rod (32) away from the limiting ring (35), and a direction conversion member (4) is arranged between the pull handle (21) and the protective rod (32) for changing the direction of the pull handle (21).
4. A screen door according to claim 3, characterized in that: The direction conversion member (4) comprises a rotating rod (41) and a hinge rod (42); one end of the rotating rod (41) is coaxially fixedly connected with a rotating head (43); one end of the rotating head (43) away from the rotating rod (41) is sleeved with a rotating ring (44); one end of the protective rod (32) away from the limiting ring (35) is provided with a rotating groove, the rotating groove is connected to the limiting groove, the rotating head (43) is rotatably connected to the rotating groove, the rotating ring (44) is slidably connected to the limiting groove, one end of the rotating rod (41) close to the rotating head (43) is rotatably connected to the protective rod (32), one end of the rotating rod (41) away from the rotating head (43) is hinged to the hinge rod (42) in the vertical direction, the pull handle (21) is fixedly connected to one end of the hinge rod (42) away from the rotating rod (41), and when the shielding door is locked, the hinge rod (42) is located in the fixed pull ring (22).
5. The screen door according to claim 3, characterized in that: A rotating wheel (34) is provided on the outer side of the mounting frame (33), a rotating shaft (36) is coaxially fixedly connected to the center of the rotating wheel (34), and one end of the rotating shaft (36) away from the rotating wheel (34) passes through the mounting frame (33) and is coaxially fixedly connected to the driving wheel (31).
6. The screen door according to claim 1, characterized in that: A lead plate (14) is fixedly connected to the first shielding door (12) and the second shielding door (13) on one side away from the protection lock (3); the lead plate (14) is arranged parallel to the first shielding door (12).
7. A screen door according to claim 4, characterized in that: A limit plate (45) is provided below the rotating rod (41), and the limit plate (45) is arranged horizontally and is used to limit the rotation angle of the hinge rod (42) in the vertical direction.
8. The screen door according to claim 4, characterized in that: Two protrusions (46) are provided on one side of the rotating ring (44) close to the rotating rod (41), and the two protrusions (46) are arranged opposite to each other. The limiting groove of the protection rod (32) is connected with two arc grooves, and the two arc grooves are arranged opposite to each other. The two protrusions (46) are respectively slidably connected in the two arc grooves to limit the rotation angle of the rotating rod (41).