Bath door sealing device with dynamic compensation function

Abstract

The invention discloses a sealing device with a dynamic compensation function for a bath door, and relates to the technical field of bath door sealability, the sealing device comprises a door frame, a fixed door, a dynamic compensation device, a movable door and a handle, the dynamic compensation device can sense the change of the relative distance between a door body and the door frame in real time in the bath door closing process, and the movable door can adjust the relative distance in real time. The position of the sealing device is automatically adjusted according to the distance change, so that dynamic sealing compensation is achieved, it is ensured that the whole bathroom space continuously keeps good sealing performance, and the overall waterproof performance and the use experience of the bath door system are effectively improved; the gap change between the bath door and the bottom of the door frame can be monitored in real time, and the supporting structure is started in time to perform compensation supporting when the door sinks, so that the door body is effectively prevented from continuing to sink and affecting the normal opening and closing function, the safety and reliability of the bath door are improved, and the service life of the bath door is prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of bath door sealing, in particular to a bath door sealing device with a dynamic compensation function. Background Art

[0002] With the improvement of people's living standards, the comfort and waterproof performance of bathroom space have received more and more attention. As an important partition device in the bathroom, the sealing performance of the bath door directly affects the user experience and indoor environment of the bathroom. Due to the high humidity inside the bathroom and the frequent impact of water on the door body, the bath door is prone to deformation, tilting, sinking and other problems after long-term use. Common bath door sealing methods mainly include rubber sealing strips, magnetic seals, silicone seals, etc. These sealing devices can play a waterproof and sealing role to a certain extent, but still have many shortcomings: when the bath door is deformed, the door will not be closed tightly, resulting in seal failure and easy water leakage; when the bath door sinks, the bath door will be difficult to open, resulting in trapping people in the bathroom. Summary of the Invention

[0003] The object of the present invention is to provide a sealing device for a bathing door with a dynamic compensation function to solve the problems raised in the prior art.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solution: the sealing device includes a door frame, a fixed door is installed in the door frame, a sliding rail is installed at the bottom of the door frame, a movable door is slidably connected to the sliding rail, a handle is installed on the movable door, and a dynamic compensation device is installed on the inner wall of the door frame, and the dynamic compensation device is located on one side of the movable door.

[0005] The dynamic compensation device includes a fixed housing mounted on the inner wall of the door frame. A lower mounting block and an upper mounting block are slidably connected within the fixed housing. A sealing strip is installed between the lower and upper mounting blocks. A drive device is mounted on one side of the upper mounting block. An extension plate is mounted on one side of the movable door. Gear teeth are mounted on one end of the extension plate, and a pull-back plate is mounted on one side of the extension plate. When closing the door, a person pulls the door toward the door frame, causing the extension plate to move toward the first gear until the gear teeth drive the first gear to rotate. When opening the door, a person pulls the door away from the door frame, causing the gear teeth to drive the first gear to rotate in the opposite direction.

[0006] The driving device includes a first rack, which is mounted on one side of the upper mounting block. A sliding groove is provided on the upper mounting block, and a locking structure is slidably connected in the sliding groove. A through groove is provided on the fixed shell, and a first gear is rotatably connected in the through groove. The first gear is meshed with the first rack, and the first gear cooperates with the gear teeth. A rotating structure is installed on one side of the fixed shell.

[0007] The rotating structure includes a baffle, a fixed housing having a groove, a baffle mounted on one side of the groove, a buckle mounted on one side of the baffle, a rotating plate mounted on one side of a first gear, a first spring mounted at the bottom of the groove, a push plate mounted on one side of the first spring, and the rotating plate located on one side of the baffle. When the gear teeth drive the first gear to rotate, the first gear drives the rotating plate to disengage the buckle, the first spring stretches to drive the push plate to move, the push plate drives the rotating plate to rotate, the rotating plate drives the first gear to rotate, the first gear drives the first rack to slide, the first rack drives the upper mounting block to slide within the fixed housing, the upper mounting block slides toward the door body, and the upper mounting block drives the sealing strip to move. When the gear teeth drive the first gear to rotate in the opposite direction, the pullback plate drives the rotating plate to rotate toward the baffle, the rotating plate drives the push plate to move, the push plate drives the first spring to contract, the push plate returns to the groove, the rotating plate is locked by the buckle, the first gear drives the first rack to slide in the opposite direction, the first rack drives the upper mounting block to slide within the fixed housing, the upper mounting block slides away from the door body, and the upper mounting block drives the sealing strip to move.

[0008] The locking structure includes a U-shaped plate, one end of which is mounted with a sliding plate, which slides in a sliding groove, one end of which is mounted with a second spring, one end of which is mounted on the inner wall of the sliding groove, and one side of the U-shaped plate is mounted with a locking block, which cooperates with a first gear. When the upper mounting block contacts the door body, the door body pushes the sliding plate to slide in the sliding groove, the sliding plate slides away from the door body, the second spring contracts, the sliding plate drives the U-shaped plate to move, the U-shaped plate drives the locking block to move to the first gear, the locking block engages the first gear, and the sealing strip rests against the door body. When the door body moves away, the second spring stretches, driving the sliding plate to slide in the sliding groove, the sliding plate slides toward the door body, the sliding plate drives the U-shaped plate to move, and the U-shaped plate drives the locking block away from the first gear.

[0009] The movable door includes a door body, a first roller is installed at one end of the door body, the first roller rotates on the slide rail, an extension plate is installed on the door body, one end of the door body is rotatably connected to a support structure, a first permanent magnet and a ranging structure are installed at the bottom of the door body, and a second permanent magnet is installed at the bottom of the door frame. The first permanent magnet and the second permanent magnet repel each other.

[0010] The supporting structure includes a first rotating shaft, which is installed on the door body, and the first rotating shaft is rotatably connected to the first connecting rod, one side of the first connecting rod is rotatably connected to the second connecting rod, one side of the second connecting rod is rotatably connected to the third connecting rod, and the third connecting rod is rotatably connected to the second rotating shaft, the second rotating shaft is installed on the door body, one end of the third connecting rod is rotatably connected to the second roller, a track is installed at the bottom of the door frame, and the second roller slides on the track, and the other end of the third connecting rod is installed with a second gear, the third rotating shaft is installed on the door body, and the third rotating shaft is rotatably connected to the third gear, the second gear and the third gear are meshed, and a fourth gear is installed on one side of the third gear, and a fourth rotating shaft is installed on the door body, and the fourth rotating shaft is rotatably connected to the fifth gear, and the first belt is installed on the fifth gear and the fourth gear.

[0011] The ranging structure includes a third permanent magnet, a third spring is installed on one side of the third permanent magnet, the third spring is installed at the bottom of the door body, the third permanent magnet and the second permanent magnet repel each other, a second rack is installed on one side of the third permanent magnet, a fifth rotating shaft is installed on the door body, a sixth gear is rotatably connected to the fifth rotating shaft, the sixth gear is meshed with the second rack, a seventh gear is installed on one side of the sixth gear, an eighth gear is installed on one side of the fifth gear, and a second belt is installed on the seventh gear and the eighth gear. When the door sinks, the distance between the door body and the bottom of the door frame decreases, and the second permanent magnet pushes the third permanent magnet to move toward the bottom of the door body. The third permanent magnet drives the second rack to move, and the second rack drives the sixth gear to rotate, and the sixth gear drives the second belt to rotate. The second belt drives the eighth gear to rotate, and the eighth gear drives the fifth gear to rotate. The fifth gear drives the first belt to rotate, and the first belt drives the fourth gear to rotate. The fourth gear drives the third gear to rotate, and the third gear drives the second gear to rotate. The second gear drives the third connecting rod to rotate, the third connecting rod drives the second connecting rod to rotate, and the second connecting rod drives the first connecting rod to rotate. The first and second connecting rods rotate to the dead point position to support the third connecting rod, thereby effectively preventing the door body from continuing to sink and affecting the normal switching function. In an emergency, it can ensure that the bathing door can still be opened smoothly even after sinking, avoiding the problem of people being trapped inside the bathroom due to door jamming or obstruction, greatly improving the safety, reliability and service life of the bathing door.

[0012] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention adopts dynamic compensation technology. During the closing process of the bath door, it can sense the change in the relative distance between the door body and the door frame in real time and automatically adjust the position of the sealing device according to the distance change, thereby achieving dynamic sealing compensation. When the bath door is slightly deformed or displaced by factors such as temperature changes, long-term use, and external force impact, it can automatically adapt to the change in the door body shape and compensate for the sealing gap caused by door leaf warping, door frame misalignment, etc., ensuring that the entire bathroom space maintains good sealing performance, preventing water in the bathroom from leaking to the outside, and effectively improving the overall waterproof performance and user experience of the bath door system; 2. The present invention adopts anti-sinking technology, which can monitor the change of the gap between the bath door and the bottom of the door frame in real time. When the bath door sinks due to long-term use, material fatigue or external factors, it can automatically detect the sinking trend and promptly activate the support structure to provide compensatory support, thereby effectively preventing the door from continuing to sink and affecting the normal opening and closing function. In emergency situations, it can ensure that the bath door can still be opened smoothly even after sinking, avoiding the problem of people being trapped in the bathroom due to door jamming or obstruction, greatly improving the safety, reliability and service life of the bath door; 3. The present invention adopts a purely mechanical structure design, which avoids the problem that electronic components are easily damaged and fail in humid and high-temperature environments, ensuring the long-term stable operation of the device. At the same time, the mechanical structure has a fast response speed and high reliability, reducing system complexity and potential fault hazards, and greatly improving overall safety and durability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a perspective view of the sealing device of the present invention; Figure 2 is a perspective view of a dynamic compensation device of the present invention; Figure 3 is a perspective view of the driving device of the present invention; Figure 4 for Figure 3 A partial enlarged view of area A in the middle; Figure 5 is a three-dimensional diagram of the locking structure of the present invention; Figure 6 A perspective view of a movable door according to the present invention; Figure 7 is a perspective view of the support structure of the present invention; Figure 8 It is a three-dimensional diagram of the distance measurement structure of the present invention.

[0014] In the figure: 1. door frame; 2. fixed door; 3. dynamic compensation device; 31. fixed housing; 32. lower mounting block; 33. sealing strip; 34. upper mounting block; 35. driving device; 351. first rack; 352. first gear; 353. rotating structure; 354. locking structure; 3531. baffle; 3532. buckle; 3533. rotating plate; 3534. push plate; 3541. U-shaped plate; 3542. sliding plate; 3543. second spring; 3544. locking block; 36. extension plate; 37. Gear teeth; 38. Pullback plate; 4. Movable door; 41. Door body; 42. Support structure; 421. First connecting rod; 422. Second connecting rod; 423. Third connecting rod; 424. Second roller; 425. Third gear; 426. First belt; 427. Fifth gear; 43. First roller; 44. First permanent magnet; 45. Distance measuring structure; 451. Third permanent magnet; 452. Second rack; 453. Third spring; 454. Sixth gear; 455. Second belt; 456. Eighth gear; 5. Handle. DETAILED DESCRIPTION

[0015] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0016] Example: Figures 1-8 As shown, the present invention provides a technical solution, the sealing device includes a door frame 1, a fixed door 2 is installed in the door frame 1, a sliding rail is installed at the bottom of the door frame 1, a movable door 4 is slidably connected to the sliding rail, a handle 5 is installed on the movable door 4, and a dynamic compensation device 3 is installed on the inner wall of the door frame 1, and the dynamic compensation device 3 is located on one side of the movable door 4.

[0017] The dynamic compensation device 3 includes a fixed housing 31, which is mounted on the inner wall of the door frame 1. A lower mounting block 32 and an upper mounting block 34 are slidably connected inside the fixed housing 31. A sealing strip 33 is installed between the lower mounting block 32 and the upper mounting block 34. A driving device 35 is installed on one side of the upper mounting block 34. An extension plate 36 is installed on one side of the movable door 4, and a gear 37 is installed on one end of the extension plate 36. A pull-back plate 38 is installed on one side of the extension plate 36. When closing the door, a person pulls the door body 41 toward the door frame 1, and the extension plate 36 moves toward the first gear 352 until the gear 37 drives the first gear 352 to rotate. When opening the door, a person pulls the door body 41 away from the door frame 1, and the gear 37 drives the first gear 352 to rotate in the opposite direction.

[0018] The driving device 35 includes a first rack 351, which is mounted on one side of the upper mounting block 34. A sliding groove is provided on the upper mounting block 34, in which a locking structure 354 is slidably connected. A through groove is provided on the fixed shell 31, in which a first gear 352 is rotatably connected. The first gear 352 is meshed with the first rack 351, and the first gear 352 cooperates with the gear teeth 37. A rotating structure 353 is installed on one side of the fixed shell 31.

[0019] The rotating structure 353 includes a baffle 3531. A groove is provided in the fixed housing 31. The baffle 3531 is mounted on one side of the groove. A buckle 3532 is mounted on one side of the baffle 3531. A rotating plate 3533 is mounted on one side of the first gear 352. A first spring is mounted at the bottom of the groove. A push plate 3534 is mounted on one side of the first spring. The rotating plate 3533 is located on one side of the baffle 3531. When the gear teeth 37 drive the first gear 352 to rotate, the first gear 352 drives the rotating plate 3533 to disengage from the buckle 3532. The first spring is stretched, driving the push plate 3534 to move. The push plate 3534 drives the rotating plate 3533 to rotate. The rotating plate 3533 drives the first gear 352 to rotate. The first gear 352 drives the first rack 351 to slide. The first rack 351 drives the upper mounting block 34 to slide within the fixed housing 31. The upper mounting block 34 slides toward the door body 41, and the upper mounting block 34 drives the sealing strip 33 to move. When the gear 37 drives the first gear 352 to rotate in the opposite direction, the pullback plate 38 drives the rotating plate 3533 to rotate in the direction of the baffle 3531, the rotating plate 3533 drives the push plate 3534 to move, the push plate 3534 drives the first spring to contract, the push plate 3534 returns to the groove, the rotating plate 3533 is stuck by the buckle 3532, the first gear 352 drives the first rack 351 to slide in the opposite direction, the first rack 351 drives the upper mounting block 34 to slide in the fixed shell 31, the upper mounting block 34 slides in the direction away from the door body 41, and the upper mounting block 34 drives the sealing strip 33 to move.

[0020] The locking structure 354 includes a U-shaped plate 3541, a sliding plate 3542 is installed at one end of the U-shaped plate 3541, the sliding plate 3542 slides in the sliding groove, a second spring 3543 is installed at one end of the sliding plate 3542, one end of the second spring 3543 is installed on the inner wall of the sliding groove, and a locking block 3544 is installed on one side of the U-shaped plate 3541, and the locking block 3544 cooperates with the first gear 352. When the upper mounting block 34 contacts the door body 41, the door body 41 pushes the sliding plate 3542 to slide in the sliding groove, and the sliding plate 3542 slides in the direction away from the door body 41. The second spring 3543 contracts, and the sliding plate 3542 drives the U-shaped plate 3541 to move. The U-shaped plate 3541 drives the locking block 3544 to move to the first gear 352. The locking block 3544 clamps the first gear 352, so that the sealing strip 33 rests on the door body 41. When the door body 41 leaves, the second spring 3543 stretches and drives the sliding plate 3542 to slide in the sliding groove. The sliding plate 3542 slides in the direction close to the door body 41. The sliding plate 3542 drives the U-shaped plate 3541 to move, and the U-shaped plate 3541 drives the locking block 3544 away from the first gear 352.

[0021] The movable door 4 includes a door body 41, a first roller 43 is installed at one end of the door body 41, the first roller 43 rotates on the slide rail, the extension plate 36 is installed on the door body 41, one end of the door body 41 is rotatably connected to the support structure 42, a first permanent magnet 44 and a ranging structure 45 are installed at the bottom of the door body 41, and a second permanent magnet is installed at the bottom of the door frame 1, and the first permanent magnet 44 and the second permanent magnet repel each other.

[0022] The supporting structure 42 includes a first rotating shaft, which is mounted on the door body 41, and a first connecting rod 421 is rotatably connected to the first rotating shaft, one side of the first connecting rod 421 is rotatably connected to the second connecting rod 422, and one side of the second connecting rod 422 is rotatably connected to the third connecting rod 423, and the third connecting rod 423 is rotatably connected to the second rotating shaft, the second rotating shaft is mounted on the door body 41, one end of the third connecting rod 423 is rotatably connected to the second roller 424, a track is mounted at the bottom of the door frame 1, and the second roller 424 slides on the track, and the other end of the third connecting rod 423 is mounted with a second gear, the third rotating shaft is mounted on the door body 41, and the third rotating shaft is rotatably connected to the third gear 425, the second gear and the third gear 425 are meshed, and a fourth gear is mounted on one side of the third gear 425, and a fourth rotating shaft is mounted on the door body 41, and the fourth rotating shaft is rotatably connected to the fifth gear 427, and the first belt 426 is mounted on the fifth gear 427 and the fourth gear.

[0023] The ranging structure 45 includes a third permanent magnet 451, a third spring 453 is installed on one side of the third permanent magnet 451, the third spring 453 is installed at the bottom of the door body 41, the third permanent magnet 451 and the second permanent magnet repel each other, a second rack 452 is installed on one side of the third permanent magnet 451, a fifth rotating shaft is installed on the door body 41, a sixth gear 454 is rotatably connected to the fifth rotating shaft, the sixth gear 454 is engaged with the second rack 452, a seventh gear is installed on one side of the sixth gear 454, an eighth gear 456 is installed on one side of the fifth gear 427, and a second belt 455 is installed on the seventh gear and the eighth gear 456. When the door sinks, the distance between the door body 41 and the bottom of the door frame 1 decreases, and the second permanent magnet pushes the third permanent magnet 451 to move toward the bottom of the door body 41. The third permanent magnet 451 drives the second rack 452 to move, and the second rack 452 drives the sixth gear 454 to rotate. The sixth gear 454 drives the second belt 455 to rotate, and the second belt 455 drives the eighth gear 456 to rotate. The eighth gear 456 drives the fifth gear 427 to rotate, and the fifth gear 427 drives the first belt 426 to rotate. The first belt 426 drives the fourth gear to rotate, and the fourth gear drives the third gear 425 to rotate. The gear 425 drives the second gear to rotate, the second gear drives the third link 423 to rotate, the third link 423 drives the second link 422 to rotate, the second link 422 drives the first link 421 to rotate, the first link 421 and the second link 422 rotate to the dead point position, and the third link 423 is supported, thereby effectively preventing the door body 41 from continuing to sink and affecting the normal switching function. In an emergency, it can ensure that the bathing door can still be opened smoothly even after sinking, avoiding the problem of people being trapped inside the bathroom due to the door body 41 being stuck or blocked, greatly improving the safety, reliability and service life of the bathing door.

[0024] Working principle of the present invention: When closing the door, the personnel pulls the door body 41 toward the door frame 1, and the extension plate 36 moves toward the first gear 352 until the gear teeth 37 drives the first gear 352 to rotate, and the first gear 352 drives the rotating plate 3533 to disengage the buckle 3532, and the first spring stretches to drive the push plate 3534 to move, and the push plate 3534 drives the rotating plate 3533 to rotate, and the rotating plate 3533 drives the first gear 352 to rotate, and the first gear 352 drives the first rack 351 to slide, and the first rack 351 drives the upper mounting block 34 to slide in the fixed shell 31, and the upper mounting block 34 slides toward the door body 41, and the upper mounting block 34 drives the sealing strip 33 to move, and when the upper mounting block 34 contacts the door body 41, the door body 41 pushes the sliding plate 3542 in the sliding groove. The sliding plate 3542 slides away from the door body 41, the second spring 3543 contracts, the sliding plate 3542 drives the U-shaped plate 3541 to move, and the U-shaped plate 3541 drives the locking block 3544 to move to the first gear 352. The locking block 3544 clamps the first gear 352, locks the rotation of the first gear 352, and makes the sealing strip 33 rest on the door body 41. The position of the sealing device is automatically adjusted according to the distance change, thereby realizing dynamic sealing compensation. When the bathing door is affected by temperature changes, long-term use, external force impact and other factors and produces slight deformation or displacement, it can automatically adapt to the shape change of the door body 41, compensate for the sealing gap caused by the warping of the door leaf and the misalignment of the door frame 1, ensure that the entire bathroom space continues to maintain good sealing performance, and prevent water in the bathroom from leaking to the outside.

[0025] When the door is opened, the person pulls the door body 41 to move away from the door frame 1, and the gear 37 drives the first gear 352 to rotate in the opposite direction. When the door body 41 moves away, the second spring 3543 stretches and drives the sliding plate 3542 to slide in the sliding groove. The sliding plate 3542 slides toward the door body 41. The sliding plate 3542 drives the U-shaped plate 3541 to move. The U-shaped plate 3541 drives the locking block 3544 away from the first gear 352. The pull-back plate 38 drives the rotating plate 3533 to move toward the baffle 3531 The upper mounting block 34 slides in the direction away from the door body 41, and the upper mounting block 34 drives the sealing strip 33 to move until the sealing strip 33 is retracted to its initial position.

[0026] When the door sinks, the distance between the door body 41 and the bottom of the door frame 1 decreases, the second permanent magnet pushes the third permanent magnet 451 to move toward the bottom of the door body 41, the third permanent magnet 451 drives the second rack 452 to move, the second rack 452 drives the sixth gear 454 to rotate, the sixth gear 454 drives the second belt 455 to rotate, the second belt 455 drives the eighth gear 456 to rotate, the eighth gear 456 drives the fifth gear 427 to rotate, the fifth gear 427 drives the first belt 426 to rotate, the first belt 426 drives the fourth gear to rotate, the fourth gear drives the third gear 425 to rotate, and the third gear 425 drives The second gear drives the third link 423 to rotate, the third link 423 drives the second link 422 to rotate, and the second link 422 drives the first link 421 to rotate. When the door sinks to a certain extent, the first link 421 and the second link 422 rotate to the dead point position, supporting the third link 423, thereby effectively preventing the door body 41 from continuing to sink and affecting the normal switching function. In an emergency, it can ensure that the bathing door can still be opened smoothly even after sinking, avoiding the problem of people being trapped inside the bathroom due to the door body 41 being stuck or blocked, greatly improving the safety, reliability and service life of the bathing door.

[0027] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A sealing device for a bath door with a dynamic compensation function, characterized in that: The sealing device comprises a door frame (1), a fixed door (2) is installed in the door frame (1), a sliding rail is installed at the bottom of the door frame (1), a movable door (4) is slidably connected to the sliding rail, a handle (5) is installed on the movable door (4), and a dynamic compensation device (3) is installed on the inner wall of the door frame (1), and the dynamic compensation device (3) is located on one side of the movable door (4).

2. The sealing device for a bath door with a dynamic compensation function according to claim 1, characterized in that: The dynamic compensation device (3) comprises a fixed shell (31), the fixed shell (31) being mounted on the inner wall of the door frame (1), a lower mounting block (32) and an upper mounting block (34) being slidably connected inside the fixed shell (31), a sealing strip (33) being mounted between the lower mounting block (32) and the upper mounting block (34), a driving device (35) being mounted on one side of the upper mounting block (34), an extension plate (36) being mounted on one side of the movable door (4), a gear (37) being mounted on one end of the extension plate (36), and a pull-back plate (38) being mounted on one side of the extension plate (36).

3. The sealing device for a bath door with a dynamic compensation function according to claim 2, characterized in that: The driving device (35) includes a first rack (351), the first rack (351) is mounted on one side of the upper mounting block (34), the upper mounting block (34) is provided with a sliding groove, a locking structure (354) is slidably connected in the sliding groove, the fixed housing (31) is provided with a through groove, a first gear (352) is rotatably connected in the through groove, the first gear (352) and the first rack (351) are meshed, the first gear (352) and the gear teeth (37) are matched, and a rotating structure (353) is installed on one side of the fixed housing (31).

4. The sealing device for a bath door with a dynamic compensation function according to claim 3, characterized in that: The rotating structure (353) includes a baffle (3531), a groove is provided on the fixed housing (31), the baffle (3531) is installed on one side of the groove, a buckle (3532) is installed on one side of the baffle (3531), a rotating plate (3533) is installed on one side of the first gear (352), a first spring is installed at the bottom of the groove, a push plate (3534) is installed on one side of the first spring, and the rotating plate (3533) is located on one side of the baffle (3531).

5. The sealing device for a bath door with a dynamic compensation function according to claim 4, characterized in that: The locking structure (354) includes a U-shaped plate (3541), one end of the U-shaped plate (3541) is installed with a sliding plate (3542), the sliding plate (3542) slides in the sliding groove, one end of the sliding plate (3542) is installed with a second spring (3543), one end of the second spring (3543) is installed on the inner wall of the sliding groove, and one side of the U-shaped plate (3541) is installed with a locking block (3544), and the locking block (3544) and the first gear (352) cooperate.

6. The sealing device for a bath door with a dynamic compensation function according to claim 5, characterized in that: The movable door (4) comprises a door body (41), one end of the door body (41) is mounted with a first roller (43), the first roller (43) rotates on a slide rail, the extension plate (36) is mounted on the door body (41), one end of the door body (41) is rotatably connected to a support structure (42), a first permanent magnet (44) and a distance measuring structure (45) are mounted at the bottom of the door body (41), and a second permanent magnet is mounted at the bottom of the door frame (1), the first permanent magnet (44) and the second permanent magnet repel each other.

7. The sealing device for a bath door with a dynamic compensation function according to claim 6, characterized in that: The support structure (42) includes a first rotating shaft, which is mounted on the door body (41), a first connecting rod (421) is rotatably connected to the first rotating shaft, a second connecting rod (422) is rotatably connected to one side of the first connecting rod (421), a third connecting rod (423) is rotatably connected to one side of the second connecting rod (422), a second rotating shaft is rotatably connected to the third connecting rod (423), the second rotating shaft is mounted on the door body (41), one end of the third connecting rod (423) is rotatably connected to a second roller (424), and the bottom of the door frame (1) is mounted There is a track, the second roller (424) slides on the track, the other end of the third connecting rod (423) is installed with a second gear, the door body (41) is installed with a third rotating shaft, the third rotating shaft is rotatably connected to the third gear (425), the second gear and the third gear (425) are meshed, a fourth gear is installed on one side of the third gear (425), the door body (41) is installed with a fourth rotating shaft, the fourth rotating shaft is rotatably connected to the fifth gear (427), and the fifth gear (427) and the fourth gear are installed with a first belt (426).

8. The sealing device for a bath door with a dynamic compensation function according to claim 7, characterized in that: The distance measuring structure (45) includes a third permanent magnet (451), a third spring (453) is installed on one side of the third permanent magnet (451), and the third spring (453) is installed at the bottom of the door body (41). The third permanent magnet (451) and the second permanent magnet repel each other. A second rack (452) is installed on one side of the third permanent magnet (451). A fifth rotating shaft is installed on the door body (41). A sixth gear (454) is rotatably connected to the fifth rotating shaft. The sixth gear (454) is meshed with the second rack (452). A seventh gear is installed on one side of the sixth gear (454). An eighth gear (456) is installed on one side of the fifth gear (427). A second belt (455) is installed on the seventh gear and the eighth gear (456).

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