Movable magnetic wheel speed regulation device
By setting the cover, protective cartridge and enclosure structure in the mobile magnetic wheel governor, the problem of easy corrosion of the conductor wheel, permanent magnet wheel and rotating shaft is solved, and durability and cost reduction are improved.
Patent Information
- Application Number
- CN202422256282.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-12
- Publication Date
- 2025-07-04
- Estimated Expiration
- 2034-09-12
AI Technical Summary
In the mobile magnetic wheel governor, the conductor wheel, permanent magnet wheel and rotating shaft are easily corroded and have poor durability.
The protective component is adopted to include a cover body, a protective cartridge and an enclosure structure. A housing cavity is formed in the cover body. The conductor wheel and the permanent magnet wheel are accommodated in the housing cavity in the transverse distance. The driving structure is connected to the conductor wheel through the first rotating shaft. The driving structure can move in the transverse direction. The housing body and the protective cartridge jointly avoid external corrosion.
Effectively avoid corrosion of the conductor wheel, permanent magnet wheel and the first rotary shaft, improve durability, reduce replacement frequency, and reduce costs.
Smart Images
Figure CN223066986U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of permanent magnet speed regulation, and particularly relates to a mobile magnetic wheel speed regulation device. Background Art
[0002] A magnetic wheel speed regulator is a device that uses magnetic force to achieve power transmission and speed regulation, and has the characteristics of simple structure, high reliability, and strong environmental adaptability. The magnetic wheel speed regulator adjusts the magnetic field coupling area between the conductor wheel and the permanent magnet wheel through an adjusting mechanism, thereby changing the transmitted torque and speed. In the current mobile magnetic wheel speed regulator, the distance between the conductor wheel and the permanent magnet wheel can be adjusted to achieve the adjustment of the speed of the permanent magnet wheel.
[0003] Since the conductor wheel, the permanent magnet wheel, and the rotating shafts that drive the conductor wheel and the permanent magnet wheel to rotate in the magnetic wheel speed regulator are all metal components, during long-term use, the conductor wheel, the permanent magnet wheel, and the rotating shafts are prone to corrosion and have poor durability. Summary of the Utility Model
[0004] The main purpose of the utility model is to propose a mobile magnetic wheel speed regulation device, aiming to solve the technical problem that the conductor wheel, the permanent magnet wheel, and the rotating shafts in the magnetic wheel speed regulator are prone to corrosion and have poor durability.
[0005] To achieve the above purpose, the mobile magnetic wheel speed regulation device proposed by the utility model includes:
[0006] A protection component, the protection component includes a protective cover and an enclosing structure. The protective cover includes a cover body and a protective cylinder installed on the cover body. A receiving cavity is formed inside the cover body. The protective cylinder and the enclosing structure both extend horizontally. An enclosing cavity is formed inside the enclosing structure. The two ends of the enclosing structure in the horizontal direction are respectively provided with a first port and a second port communicating with the enclosing cavity. The two ends of the protective cylinder in the horizontal direction are respectively a first end and a second end. The first end communicates with the receiving cavity, and the second end extends into the enclosing cavity from the first port.
[0007] A mobile magnetic wheel speed regulator, the mobile magnetic wheel speed regulator includes a conductor wheel, a permanent magnet wheel, and a driving structure. The conductor wheel and the permanent magnet wheel are horizontally spaced and received in the receiving cavity. The driving structure is located outside the protective cover. The enclosing structure is connected to the driving structure. The second port is arranged close to the driving structure. The driving structure is connected to the conductor wheel through a first rotating shaft horizontally passing through the protective cylinder and the enclosing cavity. The driving structure drives the conductor wheel to rotate through the first rotating shaft, and the driving structure can move horizontally to drive the enclosing structure to move horizontally relative to the protective cylinder, and drive the conductor wheel to move horizontally relative to the permanent magnet wheel through the first rotating shaft.
[0008] In one embodiment, the driving structure includes a driving member and a moving base. The driving member is mounted on the moving base. The driving member is connected to the conductor wheel through the first rotating shaft to drive the conductor wheel to rotate. The enclosing structure is mounted on the top of the moving base and is located between the driving member and the protective cover. The moving base can move horizontally to drive the enclosing structure and the driving member to move horizontally relative to the protective cylinder, and drive the conductor wheel to move horizontally relative to the permanent magnet wheel through the first rotating shaft.
[0009] In one embodiment, the enclosing structure includes an enclosing cover and legs. An enclosing cavity is formed inside the enclosing cover. The first port and the second port are respectively formed at both ends of the enclosing cover in the horizontal direction. The enclosing cover is mounted on the top of the moving base through the vertically arranged legs.
[0010] In one embodiment, the enclosing cover is a U-shaped cover that surrounds the outside of the protective cylinder and has an open end facing downwards. The two bottom ends of the enclosing cover are respectively located on both sides of the open end in the longitudinal direction. Each bottom end of the enclosing cover is mounted on the top of the moving base through the legs.
[0011] In one embodiment, one end of the enclosing cover where the second port is located abuts against the driving member to block the second port through the driving member.
[0012] In one embodiment, a communication port communicating with the accommodating cavity is formed at a position of the cover body corresponding to the first end. The first end is detachably mounted outside the cover body and communicates with the accommodating cavity through the communication port.
[0013] In one embodiment, a flange is provided at the first end. The flange is arranged around the outer circumference of the protective cylinder, and the flange is detachably mounted outside the cover body.
[0014] In one embodiment, the flange is provided with mounting holes. The flange is fastened at the communication port through fasteners passing through the mounting holes and is located outside the cover body.
[0015] In one embodiment, the protective cylinder includes two U-shaped cylinder shells. The open ends of the two U-shaped cylinder shells are arranged opposite to each other and spliced together to form the protective cylinder.
[0016] In one embodiment, an activity gap is formed between the cavity wall of the enclosing cavity and the outer wall of the protective cylinder.
[0017] In the mobile magnetic wheel speed regulating device of the utility model, the conductor wheel is connected to the driving structure through the first rotating shaft, and the driving structure can drive the conductor wheel to rotate. Since the permanent magnet wheel and the conductor wheel are magnetically matched, the rotation of the conductor wheel can drive the permanent magnet wheel to rotate. The driving structure can move in the lateral direction, and can drive the conductor wheel to move in the lateral direction through the first rotating shaft to adjust the distance between the conductor wheel and the permanent magnet wheel, thereby realizing the adjustment of the speed of the permanent magnet wheel. In addition, the mobile magnetic wheel speed regulating device of the utility model can effectively avoid corrosion of the conductor wheel and the permanent magnet wheel by arranging a cover body outside the conductor wheel and outside the permanent magnet wheel, so that the conductor wheel and the permanent magnet wheel are accommodated in the accommodating cavity formed in the cover body in the lateral direction. In addition, a protective cylinder is arranged along the cover body, and the protective cylinder extends in the lateral direction. The first end of the protective cylinder is connected to the cover body, and the second end of the protective cylinder always extends into the enclosure cavity from the first port of the enclosure structure, and the protective cylinder can move in the lateral direction relative to the enclosure structure. The first rotating shaft extends from the accommodating cavity in the transverse direction and is connected to the driving structure, and the first rotating shaft is arranged in the protective tube and the enclosure structure, so as to prevent the first rotating shaft from being corroded by the outside world through the cover body, the protective tube and the enclosure structure. Moreover, part of the first rotating shaft extends into the accommodating cavity, and the remaining part is arranged in the protective tube and the enclosure structure. Even when the enclosure structure moves transversely relative to the protective tube, the second end of the protective tube always extends into the enclosure cavity, which can adapt to the change of the length of the part of the first rotating shaft that does not extend into the accommodating cavity, so that the part of the first rotating shaft that does not extend into the accommodating cavity is always arranged in the protective tube and the enclosure structure, so as to effectively prevent the first rotating shaft from being corroded by the outside world.
[0018] The mobile magnetic wheel speed regulating device of the utility model can effectively avoid external corrosion to the conductor wheel, the permanent magnetic wheel and the first rotating shaft by arranging the cover body, the protective tube and the enclosure structure, has good durability, does not need frequent replacement, and reduces costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.
[0020] Figure 1 A perspective schematic diagram of an embodiment of a mobile magnetic wheel speed regulating device provided by the utility model;
[0021] Figure 2 A perspective schematic diagram of an embodiment of a mobile magnetic wheel speed regulating device provided by the utility model;
[0022] Figure 3 for Figure 1 A local enlarged schematic diagram of the middle A;
[0023] Figure 4 This is a schematic structural diagram of a protective cylinder and an enclosure structure in an embodiment of the mobile magnetic wheel speed regulation device provided by the present utility model.
[0024] Explanation of the reference numerals in the drawings:
[0025] 100, mobile magnetic wheel speed regulation device; 10, protection component; 11, protective cover; 111, cover body; 1111, accommodating cavity; 112, protective cylinder; 1121, first end; 1122, second end; 1123, flange; 1124, U-shaped cylinder shell; 12, enclosure structure; 121, enclosure cavity; 122, first port; 123, second port; 124, enclosure cover; 125, support leg; 20, mobile magnetic wheel speed regulator; 21, conductor wheel; 22, permanent magnetic wheel; 23, first rotating shaft; 24, second rotating shaft; 25, driving structure; 251, driving member; 252, moving seat.
[0026] The realization, functional features and advantages of the purpose of the present utility model will be further described in conjunction with the embodiments and with reference to the accompanying drawings. Specific embodiments
[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.
[0028] It should be noted that if there are directional indications (such as up, down, left, right, front, back...) involved in the embodiments of the present utility model, the directional indications are only used to explain the relative position relationship and movement conditions between components in a specific posture. If the specific posture changes, the directional indications will also change accordingly.
[0029] In addition, if the embodiments of the present utility model involve descriptions such as "first", "second", etc., the descriptions of "first", "second", etc. are only for descriptive purposes and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, if "and / or" or "and / or" appears throughout the text, its meaning includes three parallel scenarios. Taking "A and / or B" as an example, it includes Scenario A, or Scenario B, or the scenario where both A and B are satisfied simultaneously. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or is impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.
[0030] The present utility model provides a mobile magnetic wheel speed regulating device 100.
[0031] Please refer to Figures 1 to 4 , in an embodiment of the present utility model, the mobile magnetic wheel speed regulating device 100 includes a protection component 10 and a mobile magnetic wheel speed regulator 20; wherein, the protection component 10 includes a protective cover 11 and an enclosing structure 12, the protective cover 11 includes a cover body 111 and a protective cylinder 112 installed on the cover body 111, a receiving cavity 1111 is formed inside the cover body 111, both the protective cylinder 112 and the enclosing structure 12 extend horizontally, and an enclosing cavity 121 is formed inside the enclosing structure 12; both ends of the enclosing structure 12 in the horizontal direction are respectively provided with a first port 122 and a second port 123 communicating with the enclosing cavity 121, both ends of the protective cylinder 112 in the horizontal direction are respectively a first end 1122 and a second end 1123, the first end 1122 communicates with the receiving cavity 1111, and the second end 1123 extends into the enclosing cavity 121 from the first port 122; the mobile magnetic wheel speed regulator 20 includes a conductor wheel 21, a permanent magnetic wheel 22 and a driving structure 25, the conductor wheel 21 and the permanent magnetic wheel 22 are horizontally spaced and received in the receiving cavity 1111, the driving structure 25 is located outside the protective cover 11, the enclosing structure 12 is connected to the driving structure 25, the second port 123 is arranged close to the driving structure 25, the driving structure 25 is connected to the conductor wheel 21 through a first rotating shaft 23 horizontally penetrating through the protective cylinder 112 and the enclosing cavity 121, the driving structure 25 drives the conductor wheel 21 to rotate through the first rotating shaft 23, and the driving structure 25 can move horizontally to drive the enclosing structure 12 to move horizontally relative to the protective cylinder 112 and drive the conductor wheel 21 to move horizontally relative to the permanent magnetic wheel 22 through the first rotating shaft 23.
[0032] The horizontal direction is Figure 1 the left - right direction in Figure 1 the vertical direction is Figure 4 the up - down direction in
[0033] In the technical solution of the present utility model, the conductor wheel 21 is connected to the driving structure 25 through the first rotating shaft 23. The driving structure 25 can drive the conductor wheel 21 to rotate. Since the permanent magnet wheel 22 and the conductor wheel 21 are magnetically attracted and matched, the rotation of the conductor wheel 21 can drive the permanent magnet wheel 22 to rotate. The driving structure 25 can move in the left-right direction and can drive the conductor wheel 21 to move in the left-right direction through the first rotating shaft 23, so as to adjust the distance between the conductor wheel 21 and the permanent magnet wheel 22, thereby realizing the adjustment of the rotation speed of the permanent magnet wheel 22. And in the mobile magnetic wheel speed regulation device 100 of the present utility model, by sleeving a cover body 111 outside the conductor wheel 21 and outside the permanent magnet wheel 22, the conductor wheel 21 and the permanent magnet wheel 22 are accommodated at intervals in the left-right direction in the accommodation cavity 1111 formed in the cover body 111, which can effectively prevent the outside from corroding the conductor wheel 21 and the permanent magnet wheel 22. And a protective cylinder 112 is arranged on the right side of the cover body 111. The protective cylinder 112 extends in the left-right direction. The left end of the protective cylinder 112 is the first end 1122, and the right end of the protective cylinder 112 is the second end 1123. The left end of the protective cylinder 112 communicates with the right side of the cover body 111. A surrounding structure 12 is arranged on the driving structure 25. The surrounding structure 12 extends in the left-right direction. A first port 122 is opened at the left end of the surrounding structure 12, and a second port 123 is opened at the right end of the surrounding structure 12. A surrounding cavity 121 is formed in the surrounding structure 12. The first port 122 and the second port 123 of the surrounding cavity 121 communicate. The right end of the protective cylinder 112 always extends into the surrounding cavity 121 from the first port 122 of the surrounding structure 12, and the protective cylinder 112 can move relative to the surrounding structure 12 in the left-right direction. The first rotating shaft 23 extends in the left-right direction from the inside of the accommodation cavity 1111 and is connected to the driving structure 25, and the first rotating shaft 23 passes through the protective cylinder 112 and the surrounding structure 12, so as to jointly prevent the outside from corroding the first rotating shaft 23 through the cover body 111, the protective cylinder 112 and the surrounding structure 12. Moreover, a part of the first rotating shaft 23 extends into the accommodation cavity 1111, and the rest passes through the protective cylinder 112 and the surrounding structure 12. Even when the surrounding structure 12 moves transversely relative to the protective cylinder 112, the second end 1123 of the protective cylinder 112 always extends into the surrounding cavity 121, which can adapt to the change of the length of the part of the first rotating shaft 23 that does not extend into the accommodation cavity 1111, so that the part of the first rotating shaft 23 that does not extend into the accommodation cavity 1111 always passes through the protective cylinder 112 and the surrounding structure 12, so as to effectively prevent the outside from corroding the first rotating shaft 23.
[0034] By arranging the cover body 111, the protective cylinder 112 and the surrounding structure 12, the mobile magnetic wheel speed regulation device 100 of the present utility model can effectively prevent the outside from corroding the conductor wheel 21, the permanent magnet wheel 22 and the first rotating shaft 23, has good durability, does not need to be replaced frequently, and reduces the cost.
[0035] Understandably, the permanent magnet wheel 22 is rotatably connected to the fixed seat through the second rotating shaft 24. The fixed seat is located on the other side of the cover body 111 opposite to the driving structure 25, that is, Figure 1 on the left side in
[0036] In an embodiment of the present utility model, the driving structure 25 includes a driving member 251 and a moving seat 252. The driving member 251 is installed on the moving seat 252. The driving member 251 is connected to the conductor wheel 21 through the first rotating shaft 23 to drive the conductor wheel 21 to rotate. The enclosure structure 12 is installed on the top of the moving seat 252 and is located between the driving member 251 and the protective cover 11. The moving seat 252 can move horizontally to drive the enclosure structure 12 and the driving member 251 to move horizontally relative to the protective cylinder 112, and drive the conductor wheel 21 to move horizontally relative to the permanent magnet wheel 22 through the first rotating shaft 23.
[0037] Specifically, as Figures 1 to 3 shown, the driving structure 25 includes a driving member 251 and a moving seat 252. The driving member 251 is installed on the top of the moving seat 252. The driving member 251 can drive the first rotating shaft 23 to rotate, thereby driving the conductor wheel 21 to rotate. The enclosure structure 12 is installed on the moving seat 252. The enclosure structure 12 is arranged at the left end of the driving member 251, and the second port 123 of the enclosure structure 12 is arranged close to the driving member 251. The moving seat 252 can move in the left-right direction to drive the enclosure structure 12, the driving member 251, and the first rotating shaft 23 connected to the driving member 251 to move in the left-right direction. By the driving member 251 and the moving seat 252, the first rotating shaft 23 can be independently driven to rotate and move in the left-right direction,
[0038] In an embodiment of the present utility model, the enclosure structure 12 includes an enclosure cover 124 and a support leg 125. An enclosure cavity 121 is formed inside the enclosure cover 124. The two ends of the enclosure cover 124 in the horizontal direction are respectively provided with a first port 122 and a second port 123. The enclosure cover 124 is installed on the top of the moving seat 252 through the vertically arranged support leg 125.
[0039] Specifically, as Figure 4 shown, the enclosure structure 12 includes an enclosure cover 124 and a support leg 125. The enclosure cover 124 can be installed on the top of the moving seat 252 through the support leg 125 extending in the up-down direction, and can align the second end 1123 of the protective cylinder 112 with the first port 122 of the enclosure cover 124, so that the second end 1123 of the protective cylinder 112 can extend into the enclosure cavity 121 from the first port 122, and the structure is reasonable.
[0040] In an embodiment of the present utility model, the enclosing cover 124 is a U-shaped cover that surrounds the outside of the protection cylinder 112 and is arranged with an open end facing downwards. The two bottom ends of the enclosing cover 124 are respectively located on the two longitudinal sides of the open end. Each bottom end of the enclosing cover 124 is installed on the top of the moving seat 252 through a support leg 125.
[0041] Specifically, as Figure 4 shown, the enclosing cover 124 is a U-shaped cover with an open end facing downwards. The U-shaped cover encloses to form a receiving cavity 1111. The two ends of the U-shaped cover in the left-right direction are respectively a first port 122 and a second port 123. The U-shaped cover can conveniently allow the second end 1123 of the protection cylinder 112 to extend into the enclosing cavity 121 from the first port 122. The two end parts of the open end of the enclosing cover 124 in the front-back direction are the two bottom ends of the enclosing cover 124. Each bottom end is installed on the top of the moving seat 252 through a support leg 125, which can make the enclosing cover 124 be more firmly installed on the top of the moving seat 252, and the structure is reliable.
[0042] In an embodiment of the present utility model, one end of the enclosing cover 124 where the second port 123 is located abuts against the driving member 251 to block the second port 123 through the driving member 251.
[0043] Specifically, as Figures 1 to 3 shown, the right end of the enclosing cover 124 abuts against the driving member 251, and the second port 123 located at the right end can be blocked, so as to better isolate the first rotating shaft 23 from the outside world and further avoid the corrosion of the first rotating shaft 23 by the outside world.
[0044] In an embodiment of the present utility model, the housing 111 is provided with a communication port communicating with the receiving cavity 1111 at a position corresponding to the first end 1122. The first end 1122 is detachably installed outside the housing 111 and communicates with the receiving cavity 1111 through the communication port.
[0045] Specifically, as shown in the figure, the housing 111 is provided with a communication port corresponding to the first end 1122. The first end 1122 of the protection cylinder 112 is detachably connected to the communication port and is located outside the housing 111. The protection cylinder 112 can be replaced more conveniently through the detachable protection cylinder 112, which is simple and convenient.
[0046] In an embodiment of the present utility model, a flange 1123 is provided at the first end 1122. The flange 1123 is annularly arranged on the outer periphery of the protection cylinder 112, and the flange 1123 is detachably installed outside the housing 111. Specifically, as Figure 4 shown, through the flange 1123 annularly arranged on the outer periphery of the protection cylinder 112, the protection cylinder 112 can be more firmly connected to the outside of the housing 111, and the structure is reliable.
[0047] In an embodiment of the present utility model, the flange 1123 is provided with mounting holes, and the flange 1123 is fastened at the communication port through fasteners passing through the mounting holes and is located outside the housing 111. Specifically, as Figure 4 shown, the flange 1123 is provided with mounting holes. Through the cooperation of the fasteners and the mounting holes, the protection cylinder 112 can be more conveniently and firmly installed outside the housing 111, which is simple and convenient and has a firm installation.
[0048] In an embodiment of the present utility model, the protection cylinder 112 includes two U-shaped cylinder shells, and the open ends of the two U-shaped cylinder shells are arranged opposite to each other and spliced together to form the protection cylinder 112. Specifically, the protection cylinder 112 can be assembled by the two U-shaped cylinder shells, and the production is simple and convenient.
[0049] In an embodiment of the present utility model, a moving gap is formed between the cavity wall of the enclosure cavity 121 and the outer wall of the protection cylinder 112. Specifically, as shown in the figure, a moving gap is formed between the cavity wall of the enclosure cavity 121 and the outer wall of the protection cylinder 112, which can make the relative movement of the protection cylinder 112 and the enclosure structure 12 in the left-right direction easier.
[0050] The above are only exemplary embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structural transformation made under the technical concept of the present utility model by using the content of the specification and drawings of the present utility model, or any direct / indirect application in other related technical fields, is included in the patent protection scope of the present utility model.
Claims
1. A mobile magnetic wheel speed regulating device, characterized in that, The mobile magnetic wheel speed regulating device includes: A protection component, which includes a protective cover and an enclosing structure. The protective cover includes a cover body and a protective cylinder installed on the cover body. An accommodating cavity is formed inside the cover body. The protective cylinder and the enclosing structure both extend horizontally. An enclosing cavity is formed inside the enclosing structure. At the two ends of the enclosing structure along the horizontal direction, a first port and a second port communicating with the enclosing cavity are respectively provided. The two ends of the protective cylinder along the horizontal direction are respectively a first end and a second end. The first end communicates with the accommodating cavity, and the second end extends into the enclosing cavity from the first port. A mobile magnetic wheel speed regulator, which includes a conductor wheel, a permanent magnetic wheel and a driving structure. The conductor wheel and the permanent magnetic wheel are horizontally spaced and accommodated in the accommodating cavity. The driving structure is located outside the protective cover. The enclosing structure is connected to the driving structure. The second port is arranged close to the driving structure. The driving structure is connected to the conductor wheel through a first rotating shaft horizontally passing through the protective cylinder and the enclosing cavity. The driving structure drives the conductor wheel to rotate through the first rotating shaft, and the driving structure can move horizontally to drive the enclosing structure to move horizontally relative to the protective cylinder and drive the conductor wheel to move horizontally relative to the permanent magnetic wheel through the first rotating shaft.
2. The mobile magnetic wheel speed regulation device according to claim 1, wherein The driving structure includes a driving member and a moving seat. The driving member is installed on the moving seat. The driving member is connected to the conductor wheel through the first rotating shaft to drive the conductor wheel to rotate. The enclosing structure is installed on the top of the moving seat and is located between the driving member and the protective cover. The moving seat can move horizontally to drive the enclosing structure and the driving member to move horizontally relative to the protective cylinder and drive the conductor wheel to move horizontally relative to the permanent magnetic wheel through the first rotating shaft.
3. The mobile magnetic wheel speed regulation device according to claim 2, characterized in that, The enclosing structure includes an enclosing cover and support legs. The enclosing cavity is formed inside the enclosing cover. The first port and the second port are respectively provided at the two ends of the enclosing cover along the horizontal direction. The enclosing cover is installed on the top of the moving seat through the vertically arranged support legs.
4. The mobile magnetic-wheel speed-regulating device according to claim 3, wherein, The enclosing cover is a U-shaped cover surrounding the outside of the protective cylinder and opening downward. The two bottom ends of the enclosing cover are respectively located on both sides of the opening along the longitudinal direction. Each bottom end of the enclosing cover is installed on the top of the moving seat through the support legs.
5. The mobile magnetic wheel speed regulation device according to claim 3, characterized in that, One end of the enclosing cover where the second port is located abuts against the driving member to block the second port through the driving member.
6. The mobile magnetic wheel speed regulation device according to any one of claims 1 to 5, characterized in that A communication port communicating with the accommodating cavity is provided at the position of the cover body corresponding to the first end. The first end is detachably installed outside the cover body and communicates with the accommodating cavity through the communication port.
7. The mobile magnetic-wheel speed-regulating device according to claim 6, wherein, A flange is provided at the first end. The flange is arranged around the outer circumference of the protective cylinder and is detachably installed outside the cover body.
8. The mobile magnetic-wheel speed regulation device according to claim 7, wherein The flange is provided with mounting holes, and the flange is fastened to the outside of the cover body through fasteners passing through the mounting holes.
9. The mobile magnetic-wheel speed regulating device according to any one of claims 1 to 5, characterized in that, The protective cylinder includes two U-shaped cylinder shells. The open ends of the two U-shaped cylinder shells are arranged opposite to each other and spliced together to form the protective cylinder.
10. The mobile magnetic wheel speed regulating device according to any one of claims 1 to 5, characterized in that, An active gap is formed between the cavity wall of the enclosure cavity and the outer wall of the protective cylinder.