Multi-door linkage type magnetic suspension automatic motor door

Abstract

The utility model discloses a multi-door linkage type magnetic suspension automatic motor door, which relates to the field of linear motor technology application, and comprises a plurality of suspension frames arranged side by side, a magnetic suspension movable rail assembly is movably arranged in each suspension frame, and a door and window mounting piece is arranged at the bottom of each magnetic suspension movable rail assembly. A motor groove and a movable rail groove are sequentially formed in the suspension frame from top to bottom, a cover plate is arranged on the outermost side of the suspension frame, a movable rail wheel is rotationally arranged on one side of the magnetic suspension movable rail assembly, a sliding rail is arranged at the position, corresponding to the movable rail wheel, of the suspension frame, a linear motor is arranged in the motor groove, and a door and a window are installed on the door and window installation part. Permanent magnet sets are arranged on the magnetic suspension movable rail assemblies, linear driving motors are arranged in the motor grooves and right above the positions corresponding to the permanent magnet sets, and the magnetic suspension movable rail assemblies on the multiple suspension frames are driven by the linear driving motors to transversely move.

Description

TECHNICAL FIELD

[0001] The utility model relates to linear motor application technical field especially relates to a multi -door linkage formula magnetic suspension automatic motor door. BACKGROUND

[0002] In modern architectural design, automatic door systems are widely used in various places such as large shopping malls, office buildings, airports and stations due to their convenience, efficiency and aesthetics. The traditional automatic door system mostly adopts the mode of single door leaf independent driving, which can meet the basic access requirements, but in some specific scenarios, such as the need to open multiple door leaves to deal with a large number of people, the single door leaf independent driving mode is less efficient and less flexible.

[0003] In order to improve the efficiency and flexibility of the automatic door system, multi-door linkage automatic door systems have gradually appeared in the market. This system connects multiple door leaves together through certain mechanical or electronic connecting devices to achieve synchronous opening and closing. However, the traditional multi-door linkage automatic door system mostly uses rotary motors to drive the opening and closing of the door leaves through transmission devices, which has the problems of unstable operation, high noise and low energy efficiency. SUMMARY

[0004] The utility model aims at overcoming the problems in the prior art and provides a multi-door linkage magnetic suspension automatic motor door. With the above device, the sub-holding suction cups are cancelled, continuous circulation sub-holding can be realized, the sub-holding efficiency is improved, and the stability is higher compared with the original reciprocating linear sub-holding design.

[0005] The utility model is realized through the following technical schemes: a multi-door linkage magnetic suspension automatic motor door, comprising a plurality of suspension frames arranged side by side, a magnetic suspension rail assembly is movably arranged in the suspension frame, a door and window mounting piece is arranged at the bottom of the magnetic suspension rail assembly, a motor slot and a moving rail slot are sequentially arranged from top to bottom on the suspension frame, a cover plate is arranged on the outermost side of the suspension frame, a moving rail wheel is rotatably arranged on one side of the magnetic suspension rail assembly, a sliding rail is arranged on the suspension frame corresponding to the position of the moving rail wheel, a linear motor is arranged in the motor slot, a door and window are mounted on the door and window mounting piece, a permanent magnet group is arranged on the magnetic suspension rail assembly, a linear drive motor is arranged above the position corresponding to the permanent magnet group in the motor slot, and the magnetic suspension rail assemblies on the plurality of suspension frames realize horizontal movement under the drive of the linear drive motor.

[0006] In order to further optimize the utility model, the following technical solutions can be preferred:

[0007] Preferably, the top of the cover plate is provided with a clamping groove, the suspension frame is provided with a protruding part corresponding to the position of the cover plate, the lower end of the cover plate is movably overlapped on the magnetic levitation track assembly, and a cleaning brush is arranged on the inner side wall of the lower end of the cover plate.

[0008] Preferably, the magnetic levitation track assembly comprises a moving track body, a fixed iron plate is arranged on the moving track body corresponding to the installation position of the permanent magnet group, a first clamping groove is formed in the length direction of the top of the moving track body, the fixed iron plate is arranged in the first clamping groove, and the permanent magnet group is arranged on the outer surface of the fixed iron plate.

[0009] Preferably, the linear drive motor comprises a shell, and symmetrical linear motors are arranged in the shell; wherein the linear motor comprises a stator framework, a silicon steel sheet assembly, a coil assembly and a Hall sensor, the stator framework is provided with an installation groove for installing the Hall sensor and the silicon steel sheet assembly, the silicon steel sheet assembly is arranged in the installation groove, the silicon steel sheet assembly is uniformly provided with installation teeth in the transverse direction of the moving body, and the coil assembly is sequentially sleeved on the installation teeth.

[0010] Preferably, the coil assembly comprises a coil framework, and a coil is wound on the coil framework; the two ends of the stator framework are provided with clamping grooves and protrusions matched with each other, and adjacent two stator frameworks are spliced with each other through the clamping grooves and the protrusions.

[0011] Preferably, the silicon steel sheet assembly comprises a plurality of silicon steel sheet units spliced with each other, and dovetail grooves and dovetail protrusions are arranged at the two ends of adjacent two silicon steel sheet units, respectively.

[0012] Preferably, the sliding track comprises a first track and a second track arranged oppositely, the first track is arranged above the moving track wheel, the second track is arranged below the moving track wheel, the first track is integrally formed with the suspension frame, the suspension frame is provided with a track clamping groove corresponding to the position of the second track, and a connecting piece is arranged between adjacent two suspension frames.

[0013] The utility model discloses a multi-door linkage type magnetic levitation automatic motor door, and the beneficial effects mainly embody the following aspects:

[0014] (1) efficient multi-door linkage: through the parallel arrangement of the plurality of suspension frames and the magnetic levitation track assembly, the synchronous linkage of the plurality of door leaves is realized.

[0015] (2) The use of magnetic levitation technology: The permanent magnet group on the magnetic levitation moving rail assembly cooperates with the linear drive motor in the motor slot, realizing the non-contact and friction-free movement of the door leaf. This not only greatly reduces the operating noise, but also reduces mechanical wear and tear, prolonging the service life of the equipment. At the same time, the magnetic levitation technology also improves the stability and accuracy of the door leaf movement, enhancing the user experience.

[0016] (3) The advantages of linear motor technology: The linear motor directly drives the movement of the door leaf without the need for complex transmission devices, thereby simplifying the system structure and improving energy efficiency. In addition, the linear motor has fast response speed, which can quickly adjust the position and speed of the door leaf to meet different use requirements.

[0017] (4) Compact structure, easy to maintain: The design of the suspension bracket allows the orderly arrangement of key components such as the motor slot and the moving rail slot, not only compact structure, but also convenient for later maintenance and maintenance. At the same time, the design of the cover plate also plays a role in protecting the internal components and preventing dust and debris from entering.

[0018] (5) Strong adaptability, widely used: This multi-door linkage type magnetic levitation automatic motor door is not only suitable for large shopping malls, office buildings and other places that require efficient passage, but also suitable for special environments with high requirements for noise and vibration, such as hospitals, libraries, etc. Its flexibility and adaptability make the door system have a wide application prospect.

[0019] In summary, the utility model discloses a kind of multi-door linkage type magnetic levitation automatic motor door of high efficiency, stable, low noise, easy to maintain and strong adaptability, provides more high-quality, efficient solution for modern architectural design and use. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structure schematic view of the double-door linkage type magnetic levitation automatic motor door in the embodiment;

[0021] Figure 2 It is the structure schematic view of the three-door linkage type magnetic levitation automatic motor door in the embodiment;

[0022] Figure 3 It is the side view of the side-mounted magnetic levitation automatic door motor in the embodiment;

[0023] Figure 4 It is the overall structure schematic view of linear drive motor;

[0024] Figure 5 It is the overall structure schematic view of silicon steel sheet assembly;

[0025] Figure 6 It is the structure schematic view of silicon steel sheet.

[0026] Among them:

[0027] 1-Suspension bracket; 2-Magnetic levitation moving track assembly; 3-Door and window mounting parts; 4-Motor slot; 5-Moving track slot; 6-Cover plate; 7-Linear drive motor; 8-Door leaf; 9-Cleaning brush; 10-Stator frame; 11-Silicon steel sheet assembly; 12-Coil assembly; 13-Linear Hall sensor; 14-Silicon steel sheet unit; 15-Coil frame; 16-Mounting teeth; 17-Arched area; 18-Dovetail groove; 19-Dovetail protrusion; 20-Silicon steel sheet; 22-First track; 23-Second track; 24-Moving track wheel; 25-First slot; 26-Permanent magnet assembly; 27-Connector; 30-Slot; 31-Protrusion; Detailed Implementation

[0028] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0030] Example 1

[0031] like Figures 1-6 As shown, a multi-door linkage magnetic levitation automatic motor door includes multiple suspension brackets 1 installed side by side. The bottom of the suspension brackets is open, and a magnetic levitation moving rail assembly 2 is movably installed inside. Door and window mounting parts 3 are installed at the bottom of the magnetic levitation moving rail assembly 2. Motor slots 4 and moving rail slots 5 are installed on the suspension brackets from top to bottom. A cover plate 6 is installed on the side of the outermost suspension bracket. A moving rail wheel 24 is rotatably installed on one side of the magnetic levitation moving rail assembly. A sliding rail is installed on the suspension bracket at the position corresponding to the moving rail wheel. A linear motor is installed in the motor slot. The door leaf 8 is installed at the bottom of the magnetic levitation moving rail assembly. A permanent magnet group is installed on the magnetic levitation moving rail assembly. A linear drive motor is installed in the motor slot directly above the position corresponding to the permanent magnet group. The magnetic levitation moving rail assemblies on the multiple suspension brackets move laterally under the drive of the linear drive motor.

[0032] The second clamping groove 27 is arranged on the top of the cover plate 6, the protruding part 28 is arranged on the suspension frame corresponding to the position of the cover plate, and the protruding part 28 is matched with the second clamping groove; the lower end of the cover plate is movably overlapped on the magnetic levitation moving rail assembly, and the cleaning brush 9 is arranged on the inner side wall of the lower end of the cover plate; by arranging the clamping groove on the top of the cover plate and matching the protruding part on the suspension frame, the cover plate can be firmly fixed on the suspension frame during installation, and is not easy to loosen or fall off. The stable installation structure not only improves the stability of the whole system, but also ensures that the door leaf will not produce noise or affect the running precision when running due to the shaking of the cover plate. The existence of the cleaning brush can also effectively prevent dust and sundries from entering the inside of the magnetic levitation moving rail assembly, avoid damaging the internal parts or affecting the normal operation of the system. Therefore, the design helps to improve the reliability and stability of the whole system, and ensures that the door leaf can run stably for a long time.

[0033] The magnetic levitation moving rail assembly comprises a moving rail body, a fixed iron plate is arranged on the moving rail body corresponding to the position of the permanent magnet group, a first clamping groove 25 is arranged on the top of the moving rail body along the length direction, the fixed iron plate is arranged in the first clamping groove, the permanent magnet group 26 is adsorbed and arranged on the outer surface of the fixed iron plate, and the permanent magnet group comprises N and S staggered arranged permanent magnet blocks. The movement of the moving rail body is realized by matching the external change magnetic field; the specific fixed iron plate is used for fixing the magnet sheet, and the installation and maintenance are facilitated.

[0034] The linear drive motor 7 comprises a plurality of stator drive motor assemblies installed in series along the transverse direction, and the magnetic suspension moving rail assembly continuously moves transversely under the drive of the plurality of series stator drive motor assemblies; the continuous long-distance drive by the plurality of series stator drive motor assemblies can be applied to the reciprocating motion of a large-span moving body, and the vibration and noise are low during transmission; the linear drive motor comprises a shell, and a linear motor is installed in the shell; the linear motor comprises a stator framework 10, a silicon steel sheet assembly 11, a coil assembly 12 and a Hall sensor 13; the stator framework 10 is provided with mounting grooves for mounting the Hall sensor and the silicon steel sheet assembly; the silicon steel sheet assembly is mounted in the mounting grooves; the silicon steel sheet assembly is uniformly provided with mounting teeth 16 along the transverse direction of the moving body; and the coil assembly is sequentially sleeved on the mounting teeth 16; the coil assembly comprises a coil framework 15, and the coil framework is provided with a coil; the silicon steel sheet assembly 11 comprises a plurality of silicon steel sheet units 14 spliced with each other; adjacent two silicon steel sheet units 14 are respectively provided with dovetail grooves 18 and dovetail protrusions 19 at two ends; the silicon steel sheet unit comprises a plurality of silicon steel sheets 20 stacked with each other; the silicon steel sheet 20 is in an E shape; the silicon steel sheet is provided with a plurality of arching areas 17 facilitating stacking on the plate surface; the arching areas are bent by the material of the silicon steel sheet; the silicon steel sheet assembly with the special splicing design facilitates installation and later maintenance and replacement; and the stator framework is provided with a clamping groove 30 and a protrusion 31 at two ends, and the adjacent two stator frameworks are spliced with each other through the clamping groove and the protrusion, so that a proper number of stator drive motor assemblies can be spliced according to the driving distance.

[0035] The sliding rail comprises a first rail 22 and a second rail 23 installed oppositely; the first rail is installed above the moving rail wheel, and the second rail is installed below the moving rail wheel; the first rail is integrally formed with the suspension bracket; the suspension bracket is provided with a rail clamping groove corresponding to the position of the second rail; and a connecting piece 27 is installed between adjacent two suspension brackets, so as to be freely assembled according to requirements.

[0036] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-door linked magnetic levitation automatic motor door comprising a plurality of suspension frames arranged side by side, characterized in that: The magnetic suspension moving rail assembly is movably arranged in the suspension frame, and a door and window mounting part is arranged at the bottom of the magnetic suspension moving rail assembly.

2. A multi-door linked magnetic levitation automatic motor door according to claim 1, characterized in that: The cover plate is provided with a clamping groove at the top, and the suspension frame is provided with a protruding part corresponding to the position of the cover plate.

3. A multi-door linked magnetic levitation automatic motor door according to claim 1, characterized in that: The magnetic suspension moving rail assembly comprises a moving rail body, a fixed iron plate is arranged at the position corresponding to the position of the permanent magnet group on the moving rail body, a first clamping groove is formed in the length direction at the top of the moving rail body, the fixed iron plate is arranged in the first clamping groove, the permanent magnet group is arranged on the outer surface of the fixed iron plate, and the permanent magnet group comprises N and S staggered permanent magnet blocks.

4. A multi-door linked magnetic levitation automatic motor door according to claim 1, characterized in that: The linear drive motor comprises a shell, and a linear motor is symmetrically arranged in the shell.

5. A multi-door linked magnetic levitation automatic motor door according to claim 4, characterized in that: The coil assembly comprises a coil framework, and a coil is wound on the coil framework.

6. A multi-door linked magnetic levitation automatic motor door according to claim 4, characterized in that: The silicon steel sheet assembly comprises a plurality of silicon steel sheet units that are spliced together.

7. A multi-door linked magnetic levitation automatic motor door according to claim 1, characterized in that: The sliding track comprises a first track and a second track arranged oppositely, the first track is arranged above the moving rail wheel, the second track is arranged below the moving rail wheel, the first track is integrally formed with the suspension frame, a track clamping groove is formed in the suspension frame corresponding to the position of the second track, and a connecting piece is arranged between adjacent two suspension frames.

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