CN214756028U - Linear motor, mounting structure and automatic door or gate - Google Patents

Abstract

The utility model relates to a linear electric motor, mounting structure and automatically-controlled door or floodgate machine, linear electric motor's stator module adopt the combination of multistage formula structure to form, and stator module includes a controller section and an armature subassembly section at least, and the controller section is passed through side end face contact or plug-in type with the armature subassembly section and is realized the electricity and be connected. The segmented design facilitates maintenance by translating segment-by-segment loading or unloading from the track frame without disassembly of the door panels or gate panels. The sectional type structure passes through the protection of epoxy plastic-sealed body, need not to overlap again and establishes the motor casing, and the radiating effect is good also makes things convenient for the dismouting more. Shorten the length of backup pad on the track frame, and set up buckle spare at armature subassembly section terminal surface, ensure that stator module can follow track frame bottom and directly take out. The electrified circuit board electrically connected with the power adapter is additionally arranged, the controller section and the electrified circuit board are electrically connected by adopting contact electrode plates, and the controller section is convenient to install, disassemble and maintain.

Description

Linear motor, mounting structure and automatic door or gate

Technical Field

The utility model relates to a linear electric motor technical field, concretely relates to linear electric motor still relates to linear electric motor mounting structure and adopts linear electric motor driven automatically-controlled door or floodgate machine.

Background

In recent years, magnetic suspension driving technology is applied to linear motors, a rotor of a rotary motor is suspended in the air by adopting suspension technology, mechanical contact and frictional resistance between the rotor and a stator are eliminated, and the magnetic suspension linear motor is produced.

For a motor driving mechanism on a single-opening automatic door or a gate, a reduction gearbox is assembled by a rotating motor in a traditional mode, the rotating motion is converted into linear motion through a mechanical conversion transmission mode such as a synchronous belt or a lead screw, and a door plate or a gate plate is hung in a guide rail groove through a roller and rolls under the driving of the synchronous belt or the lead screw so as to realize opening and closing actions. The transmission driving mechanism is relatively complex, the occupied area of the driving mechanism is large, and the installation and the maintenance are very inconvenient. With the increasing maturity of magnetic suspension linear motor technology, more and more automatic doors or gates are driven by linear motors of the magnetic suspension technology.

The driving mechanism of the automatic door or gate driven by a linear motor is shown in fig. 1, usually, the whole driving mechanism is installed on a wall above a door plate, the outmost layer of the whole driving mechanism is an aluminum alloy track frame 1, the track frame 1 is structurally shown in fig. 2, the top of the track frame 1 is sealed and is used for being fixed with the wall, the inside of the track frame 1 is divided into a stator assembly accommodating cavity 101 and a rotor assembly accommodating cavity 102 which are communicated with each other, the two accommodating cavities are spatially divided by a supporting plate 103 arranged on the side wall, and the rotor assembly accommodates the bottom opening of the cavity 102 and is provided with a bottom plate 104. The rotor component 2 is arranged in the rotor component accommodating cavity 102, the rotor component 2 is used for being connected with a door panel or a gate plate, the top of the rotor component 2 is provided with a magnet 22, the two sides of the rotor component are provided with rollers 21, the bottom of the rotor component is provided with a connecting piece 6, the door panel or the gate plate is arranged at the bottom of the rotor component 2 through the connecting piece 6, and the rollers 21 on the rotor component 2 move along the top surface of the supporting plate 104, so that the door panel or the gate plate is driven to move horizontally. The stator assembly is disposed in the stator assembly accommodating chamber 101, and the stator assembly mainly includes a controller 3 located in the middle and armature assemblies 4 located at both ends of the controller 3. Usually, controller 3 and the armature subassembly 4 of both sides are fixed connection as an organic whole, and still set up the motor casing in its outside in order to protect stator module, as shown in figure 2 of utility model patent of publication No. CN207939287U, the whole motor casing of putting into an aluminum alloy square pipe and making of stator module that will link into an organic whole, both ends are sealed with the end cap after whole insert stator module from the side of track frame 1 and hold the chamber 101 in and fix, the bottom of motor casing is spacing by backup pad 103 this moment.

In general, the length of the stator assembly is the same as that of the mover assembly, the length of the mover assembly is the same as that of the door panel or the gate plate, the length of the mover assembly 2 is about half of that of the track frame 1, and a power adapter, an electromagnetic lock and the like are further respectively arranged in cavities at two sides of the stator assembly in the track frame 1. The design of the driving mechanism on the automatic door needs to consider the convenience of installation, disassembly and maintenance, and the driving mechanism on the existing magnetic suspension automatic door is very inconvenient for installation and maintenance. Under the condition of not disassembling the door plate or the gate plate and the track frame, even if the door plate or the gate plate and the rotor assembly are translated to one side of the track frame 1 together, the whole stator assembly cannot be taken out from the bottom of the track frame at all due to the length restriction of the whole stator assembly and the limitation of the operation space of the track frame. Moreover, the stator assembly is also sleeved in the motor shell, and as for a controller which is a main component needing to be maintained, the motor shell cannot be maintained without taking down the whole motor shell; according to the existing installation structure, the width of the motor shell is larger than the width of the opening at the bottom of the stator assembly accommodating cavity 101, and the whole stator assembly cannot be taken out from the opening end at the bottom of the track frame even if the length restriction and the operation space restriction are not considered due to the limit of the supporting plate 103. Therefore, the existing magnetic suspension driving mechanism of the automatic door has the defect of inconvenient installation and maintenance.

The utility model discloses a utility model patent that publication number is CN211524544U discloses a magnetic suspension frameless corner automatically-controlled door, has mentioned in this patent under the condition of not dismantling the door plant, can pull down the magnetic suspension motor and maintain, and its adoption falls into the three-section with the slide rail, installs the magnetic suspension motor on the slide rail at middle part, and two sections slide rails are located the both ends of middle part slide rail in addition. If the slide rail is the above-mentioned movable assembly capable of moving along with the door panel, even if the whole slide rail is divided into three sections to solve the problem of insufficient operation space, the aim of not disassembling the door panel cannot be achieved, because the whole length of the movable assembly is the same as the width of the door panel, and the movable assembly is fixed with the door panel through the connecting piece, the slide rail divided into three sections cannot move in sections without disassembling the door panel. From the disclosure in the patent, the magnetic suspension motor is only mounted on the slide rail at the middle section, and we know that the magnetic suspension motor is generally formed by combining a controller and armature assemblies at two ends, and the length of the whole magnetic suspension motor is the same as that of a rotor assembly, so that the structure formed by combining three sections of slide rails in the patent is not clear as to what structure is specifically referred to, and the technical scheme disclosed by the patent is unclear, and the purpose that the magnetic suspension motor can be detached and maintained under the condition that a door plate is not detached cannot be achieved at all.

In view of the above-mentioned conventional magnetic levitation motor driven automatic door or gate structure being not easy to install and maintain in design, the present inventors have made technical improvements, and thus, the present invention has come to come.

SUMMERY OF THE UTILITY MODEL

The utility model discloses at first disclose a linear electric motor who adopts magnetic suspension technique, adopt the combination of sectional type structure to form, be favorable to the installation and dismantle, specifically adopt following technical scheme to realize:

a linear motor comprises a stator assembly and a rotor assembly, wherein the stator assembly is formed by combining a multi-section structure, the stator assembly at least comprises a controller section and an armature assembly section, and the controller section and the armature assembly section are electrically connected in a side end face contact mode or a plug-in mode.

Furthermore, the side end face of the controller section and the side end face of the armature assembly section are respectively provided with a limiting part which is matched with each other.

Furthermore, the limiting part on the end face of the side of the controller section is a positioning salient point, and the limiting part on the end face of the side of the armature assembly section is a positioning hole.

Furthermore, a driving circuit board is arranged inside the controller section, an epoxy resin plastic package body is arranged outside the controller section, and a plug-in type electric connection structure or a contact type electrode plate which are matched with each other are respectively arranged on the side end face of the controller section and the side end face of the armature assembly section; the inside of armature subassembly section includes silicon steel sheet laminated structure, coil and magnet, and the outside of armature subassembly section is the epoxy plastic-sealed body.

Furthermore, an electric connection part for connecting a power adapter is further arranged on the plastic package body of the controller section, and the electric connection part adopts a plug-in type structure or a contact type electrode plate.

Furthermore, the end part of the armature assembly section is also provided with a buckling part for mounting and fixing, and the buckling part comprises a buckling piece which can stretch or rotate along a pivot point.

Further, buckle portion includes end cover, a pair of buckle spare and adjusting bolt that the structure is the same, and two buckle spares are installed on the end cover along the pivot point separately, and two buckle spares adopt central symmetry to lay, and the bottom of buckle spare is equipped with the joint breach, and adjusting bolt installs on the end cover, and adjusting bolt moves along two different directions and can make buckle spare rotate along the different directions of pivot point.

The utility model discloses still disclose an above-mentioned linear electric motor's mounting structure, specifically adopt following technical scheme to realize:

a linear motor mounting structure comprises the linear motor and a track frame, wherein the interior of the track frame is divided into a stator assembly accommodating cavity and a rotor assembly accommodating cavity which are communicated with each other, the two accommodating cavities are divided into spaces by supporting plates arranged on side walls, a stator assembly accommodating cavity opening surface is formed between the supporting plates on two sides, bottom plates are symmetrically arranged on the side wall of the bottom of the rotor assembly accommodating cavity, a rotor assembly accommodating cavity opening surface is formed between the bottom plates on two sides, the stator assembly of the linear motor is arranged in the stator assembly accommodating cavity, and the rotor assembly is arranged in the rotor assembly accommodating cavity; the widths of the controller section and the armature assembly section of the stator assembly are smaller than the widths of the opening surface of the stator assembly accommodating cavity and the opening surface of the rotor assembly accommodating cavity.

Furthermore, the end part of the armature component section is provided with a buckling part, the buckling part comprises a buckling piece rotating along a pivot point, the buckling piece rotates towards the side wall direction of the stator component accommodating cavity and forms a clamping relation with the supporting plate to limit the armature component, and the buckling piece rotates towards the side wall direction back to the stator component accommodating cavity and is separated from the supporting plate to relieve the limitation on the armature component.

The utility model discloses still disclose a linear electric motor driven automatically-controlled door or floodgate machine in addition, specifically adopt following technical scheme to realize:

an automatic door or gate driven by a linear motor comprises the linear motor mounting structure and a door plate or gate plate, wherein a rotor assembly comprises a magnet, a coil and rollers on two sides, the rollers roll along a bottom plate on a track frame, a connecting piece is arranged at the bottom of the rotor assembly, and the door plate or gate plate and the connecting piece are fixed together; the stator assembly accommodating cavity on the track frame is also internally provided with a power adapter and a power-on circuit board electrically connected with the power adapter, the controller section is provided with an electric connection part, and the electric connection part adopts a plug-in structure or a contact electrode plate to establish an electric signal connection relation with the power-on circuit board.

The utility model discloses stator module structure to among the current linear electric motor has carried out brand-new design, abandons prior art and fixes controller and armature subassembly and form the integral type structure together, adopts sectional type structural design, and the convenience is under the condition of not dismantling door plant or flashboard, can step by the section through the translation and take out it from the track frame and maintain, also than the convenient many of integral type structure during the installation, especially to under the great and very heavy condition of door plant or flashboard size, the utility model discloses a scheme advantage is just more obvious.

In order to realize the convenience of installation and dismantlement, the utility model discloses except adopting the sectional type structure with stator module, still adopt the epoxy plastic-sealed body to protect stator module, need not to overlap again and establish the motor casing, not only the radiating effect is better, also more convenient dismantlement. The controller and the armature assembly are in contact or plug-in connection to realize electric signal connection, and can be easily separated to release the electric connection relation by translation when the electric connection is required to be disassembled. In order to directly take out or install stator module from the open end of track frame bottom, the inventor has changed stator module's fixed mode, has shortened the extension length of backup pad on the track frame, has still set up the buckle spare that can the joint in the backup pad at the terminal surface of armature subassembly section, has just so ensured that stator module can follow track frame bottom and take out.

The drive circuit board in the existing controller is electrically connected with the power adapter or the switching power supply mainly by adopting a wire, even if the problem of insufficient space can be solved by the sectional structure, when the controller section is dismantled for maintenance, the electric signal connection with the power adapter needs to be firstly released, and the connection mode in the prior art is very inconvenient. The utility model discloses an add a circular telegram circuit board and establish electric connection with power adapter, realize signal connection with controller section and circular telegram circuit board adoption plug-in type or contact electrode slice of easy separation, help the dismantlement maintenance of controller section.

Drawings

FIG. 1 is a schematic view of a linear motor drive mechanism on an automatic door or gate;

FIG. 2 is a schematic structural view of an aluminum alloy track frame on an automatic door or gate;

fig. 3 is a schematic diagram of the linear motor stator assembly after being disassembled in the embodiment of the present invention;

FIG. 4 is a schematic view of the stator assembly of FIG. 3 when assembled together;

FIG. 5 is an enlarged view of a portion of FIG. 4A;

FIG. 6 is an enlarged view of a portion of FIG. 4 at B;

FIG. 7 is a schematic view of the structure of the latch portion on the armature assembly segment, wherein 7a is a front structure view and 7b is a back structure view;

FIG. 8 is a schematic view of a latch of the latch of FIG. 7;

fig. 9 is a schematic structural view of two clasping members clasping each other.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

This embodiment mainly carries out institutional advancement to the linear electric motor that is used for automatically-controlled door or floodgate machine, and the purpose makes things convenient for linear electric motor's installation and dismantlement maintenance, when especially maintaining the linear electric motor, can be under the prerequisite of not dismantling track frame and door plant (or flashboard), can be easy take out linear electric motor from the track frame. Therefore, structural improvements of the conventional linear motor structure, motor installation structure, and linear motor driven automatic door (or gate) are required, and the following description is made in detail with reference to fig. 1 to 9.

Firstly, the structure of a linear motor is improved, and the linear motor is known to be composed of a stator assembly and a rotor assembly 2, wherein the stator assembly is mainly formed by combining a controller positioned in the middle and armature assemblies positioned at two ends of the controller. In the prior art, a driving circuit board of a controller is directly fixed with an armature assembly to form an integrated structure, the armature assembly and the driving circuit board are electrically connected through a lead, and the driving circuit board is also electrically connected with a power adapter through a lead. When the linear motor is used as a driving mechanism of an automatic door (or a gate), a driving circuit board is difficult to be detached independently as a component with relatively high maintenance frequency, because the length of the whole track frame is about twice of the length of a stator component, the lower part of the stator component is blocked by a rotor component with the same length, and an electromagnetic lock and a power adapter are arranged on two sides of the stator component in the track frame, so that the available space length is further reduced, and the whole stator component cannot be taken out from the bottom of the track frame on the premise of not detaching a door plate (or a gate plate) and the track frame. In order to realize that the stator assembly can be taken out without disassembling the door plate (or the gate plate) and the track frame, the stator assembly is divided into a plurality of sections by adopting a combined design, the plurality of sections at this point at least comprise a controller section 3 and an armature assembly section 4, as shown in fig. 3, the controller section 3 containing the driving circuit board is divided into three sections, and the armature assembly sections 4 at the two ends are respectively divided into one section. If the armature assembly is used on a door plate or a gate plate with larger size, the controller section can be further divided into a plurality of sections, and the armature assembly section can be also divided into a plurality of sections which are flexibly designed according to requirements. Considering that the assembly and disassembly are convenient, each section of structure is separately encapsulated and protected by epoxy resin, the motor shell is not required to be sleeved outside the stator assembly formed in the way, and the epoxy resin plastic package body has a better heat dissipation effect.

The segmented armature assembly segment 4 and the controller segment 3 are electrically connected in a side end face contact type or plug-in type mode, so that the electrical connection relation can be released through translation during disassembly, and disassembly and assembly are more convenient. When the plug-in type is adopted, the plug-in type can be realized by pulling out the plug-in component, for example, a male plug is installed on one end face, and a female plug is installed on the other end face, but for the structural simplification, the structure of contact type electrode plates is recommended to be adopted to establish the electrical connection relation. As shown in fig. 4 and 5, an L-shaped end cap 43 is disposed on the side end face of the armature assembly 4 and exposed outside the plastic package body, a metal sheet 45 is attached to the outer side face of the end cap 43, a protruding electrode reed 33 is disposed on the side end face of the controller section 3, the electrode reed 33 is electrically connected to the internal driving circuit board, and after the side end faces of the armature assembly section 4 and the controller section 3 are butted, the electrode reed 33 contacts with the metal sheet 45 to establish electrical signal connection. In order to align the controller section 3 and the armature assembly section 4 accurately when they are connected, a pair of mutually matched limiting parts may be respectively disposed on the side end surface of the controller section 3 and the side end surface of the armature assembly section 4, for example, a positioning bump 31 is disposed at the lower part of the side end surface of the controller section 3, a positioning hole 44 is disposed at a corresponding position of the end cover 43, and the positioning bump 31 is inserted into the positioning hole 44 to connect and limit the controller section 3 and the armature assembly section 4. A recess 32 may be provided on the upper side of the controller block 3 side end surface, and an electrode lead 33 may be provided at the recess 32.

The armature assembly segment 4 includes a silicon steel sheet laminated structure 41 inside, a bobbin 42 (the bobbin is shown on only one of the comb teeth in fig. 3 for simplicity) is disposed on the comb teeth at the bottom of the silicon steel sheet laminated structure 41, a coil is wound on the bobbin 42, and end caps 43 are disposed at two ends of the silicon steel sheet laminated structure 41. The end cap 43, which is the end connected to the controller section 3, may be provided with a positioning hole 44, and the end cap 43, which is not connected to the controller section 3, may not be provided with a positioning hole 44.

When the linear motor formed by the segmented stator assembly is used for a driving mechanism of an automatic door (or a gate), the mounting structure is as follows: firstly, an aluminum alloy track frame 1 for accommodating a linear motor is introduced, as shown in fig. 2, the structure of the track frame 1 is similar to the existing structure, the interior of the track frame is divided into a stator assembly accommodating cavity 101 and a rotor assembly accommodating cavity 102 which are communicated with each other, the two accommodating cavities are divided into spaces through supporting plates 103 arranged on the side walls, a stator assembly accommodating cavity opening surface is formed between the supporting plates 103 on the two sides, bottom plates 104 are symmetrically arranged on the side wall of the bottom of the rotor assembly accommodating cavity 102, a rotor assembly accommodating cavity opening surface is formed between the bottom plates 104 on the two sides, the stator assembly of the linear motor is arranged in the stator assembly accommodating cavity 101, and the rotor assembly 2 is arranged in the rotor assembly accommodating cavity 102; the external widths of the controller section 3 and the armature assembly section 4 of the stator assembly are smaller than the widths of the opening surface of the stator assembly accommodating cavity and the opening surface of the rotor assembly accommodating cavity, so that the segmented stator assembly can be taken out from the bottom of the track frame 1.

The stator assembly is fixed in the stator assembly accommodating cavity 101 by a fastening method, as shown in fig. 7 to 9, a fastening part for mounting and fixing is provided at an end of the armature assembly segment 4, the fastening part may be of a telescopic structure, for example, an elastic fastening piece extending outward is fastened and fixed with the support part 103, and the elastic fastening piece is pressed inward to make the elastic fastening piece contract and separate from the support part 103; the buckling part can also adopt a buckling piece capable of rotating along the pivot point, and the embodiment is shown in the mode as the optimization. The locking part comprises a pair of locking parts 46 with the same structure, an adjusting bolt 47 and a torsion spring (not shown in the figure), wherein the locking part 46 is provided with four connecting surfaces 461 and 464 which are perpendicular to each other, the four connecting surfaces enclose to form a structure with an unsealed side surface and a hollow cavity inside, the tops of the two opposite connecting surfaces 461 and 463 are installed on the end cover 43 by pins, and the torsion spring is sleeved on the pins to enable the locking parts to rotate along the pivot point. Clamping notches 465 and 466 are formed in the outer sides of the bottoms of the connecting surfaces 461 and 463, the two clamping pieces are arranged in a central symmetry mode, the adjusting bolt 47 is installed on the top surface of the end cover 43, the adjusting bolt 47 longitudinally penetrates through the inner cavities of the two clamping pieces, the adjusting bolt 47 rotates towards the direction far away from the cavities, the clamping piece 46 rotates towards the side wall direction of the track frame 1 along the pivot point under the action of the torsion spring, and the clamping notches are just clamped and limited with the supporting plate 103 to fix the stator assembly; the adjusting bolt 47 rotates towards the direction close to the cavity, the adjusting bolt 47 rotates the buckling piece along the pivot point in the opposite direction after contacting the connecting surface 464 of the buckling piece, and the buckling gap is separated from the supporting plate 103 to detach the stator assembly.

When the driving structure is used for an automatic door (or a gate), the rotor assembly 2 comprises a magnet 22, a coil and rollers 21 at two sides, the rollers 21 roll along a bottom plate 104 on the track frame 1, the bottom of the rotor assembly 2 is provided with a connecting piece 6, and a door plate (or a gate plate) is fixed with the connecting piece 6 and can horizontally move along with the rotor assembly 2 to realize the opening and closing of the door. In order to facilitate easy disconnection between the controller section 3 and the power adapter during disassembly, the stator assembly accommodating cavity 101 on the track frame 1 is further provided with the power adapter and a power-on circuit board 5 (as shown in fig. 6) electrically connected with the power adapter, and the controller section 3 is provided with an electrical connection part exposed outside the plastic package body, the electrical connection part may be of a plug-in type structure, or may be of a contact electrode sheet structure. When needing to demolish controller section 3 and maintaining and changing, only need push away door plant (or flashboard) to track frame 1 one of them one end, remove and expose outside behind the armature subassembly section 4 of one end and backup pad 103 joint relation, with the separation of this armature subassembly section 4 outside lateral translation and controller section 3, can demolish this section armature subassembly section 4 from track frame 1 bottom, then take out controller section 3 downwards and remove the electric connection relation with circular telegram circuit board 5, when one section armature subassembly 4 need be demolishd in addition, can dismantle door plant (or flashboard) translation to track frame 1 other one end, need not to dismantle door plant (or flashboard) and track frame 1, just can be light install or maintain and change stator module.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a linear motor, includes stator module and active cell subassembly which characterized in that: the stator assembly is formed by combining a multi-section structure, the stator assembly at least comprises a controller section and an armature assembly section, and the controller section and the armature assembly section are electrically connected in a side end face contact or plug-in mode.

2. A linear motor according to claim 1, wherein: and the side end surface of the controller section and the side end surface of the armature assembly section are respectively provided with a limiting part which is matched with each other.

3. A linear motor according to claim 2, wherein: the limiting part on the side end face of the controller section is a positioning salient point, and the limiting part on the side end face of the armature assembly section is a positioning hole.

4. A linear motor according to claim 1, wherein: the side end face of the controller section and the side end face of the armature assembly section are respectively provided with a plug-in type electric connection structure or a contact type electrode plate which are matched with each other; the inside of armature subassembly section includes silicon steel sheet laminated structure, coil and magnet, and the outside of armature subassembly section is the epoxy plastic-sealed body.

5. A linear motor according to claim 4, wherein: and the plastic package body of the controller section is also provided with an electric connection part for connecting a power adapter, and the electric connection part adopts a plug-in structure or a contact electrode plate.

6. A linear motor according to claim 1, wherein: the end part of the armature component section is also provided with a buckling part for mounting and fixing, and the buckling part comprises a telescopic buckling piece or a buckling piece capable of rotating along a pivot point.

7. A linear motor according to claim 6, wherein: the clamping part comprises an end cover, a pair of clamping pieces with the same structure and an adjusting bolt, the two clamping pieces are respectively arranged on the end cover along a pivot point, the two clamping pieces are arranged in a central symmetry mode, a clamping notch is formed in the bottom of each clamping piece, the adjusting bolt is arranged on the end cover, and the adjusting bolt moves along two different directions to enable the clamping pieces to rotate along the pivot points in different directions.

8. The utility model provides a linear electric motor mounting structure which characterized in that: the linear motor comprises the linear motor according to any one of claims 1 to 7 and a track frame, wherein the track frame is internally divided into a stator assembly accommodating cavity and a rotor assembly accommodating cavity which are communicated with each other, the two accommodating cavities are spatially divided by supporting plates arranged on the side walls, a stator assembly accommodating cavity opening surface is formed between the supporting plates on the two sides, bottom plates are symmetrically arranged on the side wall of the bottom of the rotor assembly accommodating cavity, a rotor assembly accommodating cavity opening surface is formed between the bottom plates on the two sides, the stator assembly of the linear motor is arranged in the stator assembly accommodating cavity, and the rotor assembly is arranged in the rotor assembly accommodating cavity; the widths of the controller section and the armature assembly section of the stator assembly are smaller than the widths of the opening surface of the stator assembly accommodating cavity and the opening surface of the rotor assembly accommodating cavity.

9. The mounting structure according to claim 8, wherein: the end part of the armature assembly section is provided with a buckling part, the buckling part comprises a buckling piece rotating along a pivot point, the buckling piece rotates towards the side wall direction of the stator assembly accommodating cavity and forms a clamping relation with the supporting plate to limit the armature assembly, and the buckling piece rotates towards the side wall direction back to the stator assembly accommodating cavity and is separated from the supporting plate to relieve the limitation on the armature assembly.

10. The utility model provides a linear electric motor driven automatically-controlled door or floodgate machine which characterized in that: the linear motor mounting structure comprises the linear motor mounting structure as claimed in claim 8 and a door plate or a gate plate, wherein the mover assembly comprises a magnet, a coil and rollers on two sides, the rollers roll along a bottom plate on the track frame, a connecting piece is arranged at the bottom of the mover assembly, and the door plate or the gate plate is fixed with the connecting piece; the stator assembly accommodating cavity on the track frame is also internally provided with a power adapter and a power-on circuit board electrically connected with the power adapter, the controller section is provided with an electric connection part, and the electric connection part adopts a plug-in structure or a contact electrode plate to establish an electric signal connection relation with the power-on circuit board.

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