CN217643119U - Long-stroke linear motor orbit determination structure adopting multi-section coil - Google Patents
Long-stroke linear motor orbit determination structure adopting multi-section coil Download PDFInfo
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- CN217643119U CN217643119U CN202122869231.4U CN202122869231U CN217643119U CN 217643119 U CN217643119 U CN 217643119U CN 202122869231 U CN202122869231 U CN 202122869231U CN 217643119 U CN217643119 U CN 217643119U
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Abstract
The utility model relates to an adopt long stroke linear electric motor fixed rail structure of multistage formula coil, including coil module and host system, the silicon steel skeleton of coil module is spaced apart to be equipped with the cavity, lays coil skeleton and coil on it, lays middle mounting in the cavity, and die cavity, fixed rail fixed orifices and motor fixed orifices are seted up to middle mounting, put into hall micro-control board in the die cavity. Therefore, compared with the complete silicon steel framework, the cavity is formed in the silicon steel framework to arrange the middle fixing piece, so that the structural weight is reduced, and the middle fixing piece is used for reinforcing and locking the fixed rail; in addition, the Hall micro-control plate is arranged at the cavity, the detection distance of the movable rail is reduced, the length of the movable rail is shortened, the occupation ratio of the effective stroke of the movable rail to the length of the fixed rail is greatly reduced, and the position and the number of the cavity and the Hall micro-control plate are flexibly adjusted, so that the movable rail can be flexibly adapted to different application scenes.
Description
Technical Field
The utility model relates to a linear electric motor and fixed rail technical field especially relate to an adopt long stroke linear electric motor fixed rail structure of multistage formula coil.
Background
The electric door on the market mostly adopts linear motor, and the common structure of its stator part is to install main control PCB board in the middle of two sets of coil groups, lays hall sensor at the both ends of main control PCB board or 12 groups of coil. The moving rail of the linear motor needs to be detected through the Hall sensor in the control process, so that the arrangement position of the Hall sensor directly influences the moving rail stroke of the linear motor.
However, the arrangement positions of the hall sensors in the conventional linear motor are relatively fixed and are limited by the size of a finished master control PCB, and the distance between the hall sensors is relatively long and usually reaches about 1/2 of the length of a fixed rail. When the electric door is driven by the electric door driving device, the available space of an installation area and the additionally occupied space of other accessories need to be considered, so that the stroke of the movable rail is usually only half of the length of the fixed rail, the application range is small, and the limitation is obvious.
Disclosure of Invention
The utility model aims at solving the not enough of prior art, provide an adopt long stroke linear electric motor fixed rail structure of multistage formula coil, include:
the coil module 1 and the main control module 2 are electrically connected through the connecting plug A;
the coil module 1 comprises a silicon steel framework 11 provided with cavities 110 at intervals, a coil framework 13 wound with coils 12 is arranged on the silicon steel framework 11 in series, a non-magnetic middle fixing piece 14 is arranged in the cavity 110, the silicon steel framework 11 is arranged in a motor aluminum shell 15, and two ends of the motor aluminum shell 15 are encapsulated by adopting a connecting plug A or an encapsulating plug B;
a cavity 140, a fixed rail fixing hole 141 and a motor fixing hole 142 are formed in the middle fixing piece 14, a hall micro-control board 143 is placed in the cavity 140, a fastening screw penetrates through the fixed rail fixing hole 141 and is screwed into an installation area, and the motor fixing hole 142 and the motor aluminum shell 15 are screwed through the fastening screw;
the main control module 2 comprises a fixed box 21 and a main control board 22 arranged in the fixed box 21, and two ends of the main control board 22 are electrically connected with the coil module 1 through the packaging plug B or the connecting plug A;
the main control board 22 is electrically connected to the coil 12 and the hall micro-control board 143 on one side or both sides to obtain a detection signal output by the hall micro-control board 143, so as to drive the coil 12 to operate.
Preferably, the arrangement positions and the arrangement number of the cavities 110 and the hall micro-control plates 143 depend on the adaptive moving rail structures;
in the same fixed rail structure, the length of a straight line between any two adjacent Hall micro-control plates 143 is smaller than the stroke length of the movable rail structure adapted to the Hall micro-control plates.
Preferably, the packaging plug B and the connecting plug a are both provided with a connecting terminal A1, the connecting terminal A1 is packaged by two plug shells fixed by fastening screws, and the inner sides of the packaging plug B and the connecting plug a are adapted to be inserted into openings at two ends of the motor aluminum shell 15;
one end of the terminal A1 facing the inside of the motor aluminum casing 15 is electrically connected to the coil 12 and the hall micro-control board 143, and the other end is used for connecting the main control board 22.
Preferably, one end of the packaging plug B facing the outside is idle or connected with a power supply;
the packaging plug B is further provided with a power switch B1, and the power switch B1 is used for controlling the connection and disconnection of a power supply and the fixed rail structure.
Preferably, the two ends of the main control board 22 are provided with plug terminals A2, and the plug terminals A2 are adapted to be plugged into the terminals A1 to realize electrical connection.
Preferably, two ends of the main control board 22 are respectively connected to a single or a plurality of long-stroke linear motor rail fixing structures which are connected in series and oppositely inserted, so that bilateral multi-rail control is realized;
the power supply cable and the control cable are connected to the packaging plug B on the tail end of the long-stroke linear motor rail fixing structure at any end so as to input operation current and control signals.
Preferably, a control fixing box H is used for accommodating and packaging the main control board 22 and the connection cable;
the control fixing box H is matched with a tubular structure with openings at two ends and fully surrounded by side faces, or is matched with a box-shaped structure with openings at two ends and a cover opened at one side.
Preferably, the inner side profiles of the openings at the two ends of the control fixing box H are matched with the outer side profile of one end of the connecting plug A and are used for being stably inserted into one end of the connecting plug A to be combined to obtain a parallel long-stroke linear motor orbit determination structure.
Compared with the prior art, the utility model has the following advantage:
compared with a complete silicon steel framework, the silicon steel framework is provided with a cavity for arranging the middle fixing piece, so that the structural weight is reduced, and the middle fixing piece is used for reinforcing and locking the fixed rail; in addition, the Hall micro-control plate is arranged at the cavity, the detection distance of the movable rail is reduced, the length of the movable rail is shortened, the occupation ratio of the effective stroke of the movable rail to the length of the fixed rail is greatly reduced, and the position and the number of the cavity and the Hall micro-control plate are flexibly adjusted, so that the movable rail can be flexibly adapted to different application scenes.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a rail fixing structure of a long-stroke linear motor adopting a multi-section coil according to the present invention;
fig. 2 is a schematic cross-sectional structure view of a main rail hung on a hidden hanging member in a long-stroke linear motor rail fixing structure adopting a multi-section coil according to the present invention;
fig. 3 is an exploded view of the fixed control box of the long-stroke linear motor orbit determination structure with multi-segment coils, which is selected and assembled by the open-cover box structure at one side.
Detailed Description
In order to enhance the understanding of the present invention, the following detailed description will be made with reference to the embodiments and the accompanying drawings 1 to 3. The utility model discloses the accessible is implemented as follows:
a long-stroke linear motor orbit determination structure adopting a multi-section coil comprises:
the coil module 1 and the main control module 2 are electrically connected through the connecting plug A;
the coil module 1 comprises a silicon steel framework 11 provided with cavities 110 at intervals, a coil framework 13 wound with coils 12 is arranged on the silicon steel framework 11 in series, a non-magnetic middle fixing piece 14 is arranged in the cavity 110, the silicon steel framework 11 is arranged in a motor aluminum shell 15, and two ends of the motor aluminum shell 15 are encapsulated by adopting a connecting plug A or an encapsulating plug B;
the middle fixing piece 14 is provided with a cavity 140, a fixed rail fixing hole 141 and a motor fixing hole 142, a Hall micro-control plate 143 is arranged in the cavity 140, a fastening screw penetrates through the fixed rail fixing hole 141 and is screwed into the installation area, and the fastening screw penetrates through the motor fixing hole 142 and is screwed with the motor aluminum shell 15;
the main control module 2 comprises a fixed box 21 and a main control board 22 arranged in the fixed box 21, and two ends of the main control board 22 are electrically connected with the coil module 1 through a packaging plug B or a connecting plug A;
the main control board 22 is electrically connected to the coil 12 and the hall micro-control board 143 on one side or both sides to obtain a detection signal output by the hall micro-control board 143, so as to drive the coil 12 to operate.
In this embodiment, the arrangement positions and the arrangement number of the cavities 110 and the hall micro-control plates 143 depend on the adaptive moving rail structures;
in the same fixed rail structure, the length of a straight line between any two adjacent Hall micro-control plates 143 is smaller than the stroke length of the movable rail structure adapted to the Hall micro-control plates.
Therefore, when the movable rail structure is in a moving state, the front end of the movable rail structure enters the monitoring range of the next Hall micro-control board 143 before the tail end of the movable rail structure is completely separated from the monitoring range of the current Hall micro-control board 143, and therefore the movable rail structure can be always measured in an effective stroke.
And, set up the cavity 110 on the silicon steel skeleton 11, have still reduced the consumption of silicon steel material, have effectively reduced manufacturing cost, have still realized reducing the weight to the structure of silicon steel skeleton 11 at the same time.
In addition, the rail fixing hole 141 of the middle fixing leg 14 can also firmly fix the rail fixing structure to the installation area; the motor fixing hole 142 is used to tightly screw the silicon steel frame 11 and the motor aluminum case 15, so as to avoid the sagging deformation of the rail fixing structure or the generation of operation vibration caused by the overlong linear motor.
In this embodiment, the packaging plug B and the connecting plug a are both provided with a connection terminal A1, the connection terminal A1 is packaged by two plug shells fixed by fastening screws, and the inner sides of the packaging plug B and the connecting plug a are adapted to be inserted into openings at two ends of the motor aluminum shell 15;
one end of the connection terminal A1 facing the inside of the motor aluminum casing 15 is electrically connected to the coil 12 and the hall micro-control board 143, and the other end is used for connecting the main control board 22.
Therefore, the structure splicing is realized through the packaging plug B and the connecting plug A, meanwhile, the electric energy and the electric signal transmission are realized through the wiring terminal A1, the standardized production can be realized, the assembling process is convenient and fast, and the positioning is accurate.
In this embodiment, the end of the encapsulation plug B facing the outside is idle or connected with a power supply;
the packaging plug B is also provided with a power switch B1, and the power switch B1 is used for controlling the on-off of a power supply and the fixed rail structure.
Therefore, when the linear motor needs to be overhauled, the power supply of the linear motor can be cut off through the power switch B1, the overhaul is convenient, and meanwhile, the safety is improved.
In this embodiment, the both ends of main control board 22 are equipped with to inserting binding post A2, insert binding post A1 to inserting binding post A2 adaptation, realize the electricity and connect.
As an optional implementation manner, two ends of the main control board 22 are respectively connected to a single or a plurality of series-connected and oppositely-inserted long-stroke linear motor rail fixing structures, so as to implement bilateral multi-rail control;
the power supply cable and the control cable are connected to the packaging plug B on the tail end of the long-stroke linear motor rail fixing structure at any end so as to input operation current and control signals.
In this embodiment, the main control board 22 and the connection cable are accommodated and encapsulated by the control fixing box H;
as an alternative, the control fixing box H is adapted to have a tubular structure with two open ends and a fully enclosed side, or a box-shaped structure with two open ends and a cover on one side.
Therefore, under the conditions that high requirements are made on structural strength or installation space is limited, a tubular structure with a long and narrow appearance and a firm structure can be selected as the control fixing box H; and under the condition that installation space is abundant, then the optional side uncaps to adopt the box-packed structure of screw locking to lid, box body and both sides silicon steel skeleton, so that uncap maintains main control board and the cable that its inside was held, obtains more firm connected relation simultaneously.
As an optional implementation manner, the inner side profile of the opening at the two ends of the control fixing box H is adapted to the outer side profile of one end of the connecting plug a, so as to be stably inserted into one end of the connecting plug a, and the parallel long-stroke linear motor fixed rail structure is obtained by combination.
In conclusion, compared with the complete silicon steel framework, the cavity is formed in the silicon steel framework to arrange the middle fixing piece, so that the structural weight is reduced, and meanwhile, the middle fixing piece is used for reinforcing and locking the fixed rail; in addition, the Hall micro-control plate is arranged at the cavity, the detection distance of the movable rail is reduced, the length of the movable rail is shortened, the occupation ratio of the effective stroke of the movable rail to the length of the fixed rail is greatly reduced, and the position and the number of the cavity and the Hall micro-control plate are flexibly adjusted, so that the movable rail can be flexibly adapted to different application scenes.
Claims (8)
1. The utility model provides an adopt long stroke linear electric motor fixed rail structure of multistage formula coil which characterized in that includes:
the coil module (1) and the main control module (2) are electrically connected through the connecting plug (A);
the coil module (1) comprises a silicon steel framework (11) provided with cavities (110) at intervals, wherein the silicon steel framework (11) is serially provided with a coil framework (13) wound with a coil (12), a non-magnetic middle fixing piece (14) is arranged in the cavity (110), the silicon steel framework (11) is arranged in a motor aluminum shell (15), and two ends of the motor aluminum shell (15) are encapsulated by adopting a connecting plug (A) or an encapsulating plug (B);
a cavity (140), a fixed rail fixing hole (141) and a motor fixing hole (142) are formed in the middle fixing piece (14), a Hall micro-control plate (143) is placed in the cavity (140), a fastening screw penetrates through the fixed rail fixing hole (141) and is screwed into an installation area, and the motor fixing hole (142) and the motor aluminum shell (15) are screwed through the fastening screw;
the main control module (2) comprises a fixed box (21) and a main control board (22) arranged in the fixed box (21), and two ends of the main control board (22) are electrically connected with the coil module (1) through the packaging plug (B) or the connecting plug (A);
the main control board (22) is electrically connected with the coil (12) and the Hall micro-control board (143) at one side or two sides so as to obtain a detection signal output by the Hall micro-control board (143), and then the coil (12) is driven to operate.
2. The fixed rail structure of a long-stroke linear motor adopting a multi-segment coil according to claim 1, comprising:
the arrangement positions and the arrangement quantity of the cavity (110) and the Hall micro-control plate (143) depend on the adaptive moving rail structure;
in the same fixed rail structure, the linear length between any two adjacent Hall micro-control plates (143) is less than the stroke length of the movable rail structure adapted to the Hall micro-control plates.
3. The fixed rail structure of a long-stroke linear motor adopting a multi-segment coil according to claim 1, comprising:
the packaging plug (B) and the connecting plug (A) are both provided with wiring terminals (A1), the wiring terminals (A1) are packaged by two plug shells fixed by fastening screws, and the inner sides of the packaging plug (B) and the connecting plug (A) are inserted into openings at two ends of the motor aluminum shell (15) in a matched manner;
one end, facing the inside of the motor aluminum shell (15), of the wiring terminal (A1) is electrically connected with the coil (12) and the Hall micro-control board (143), and the other end of the wiring terminal is used for connecting the main control board (22).
4. The long stroke linear motor fixed rail structure adopting multi-segment type coil according to claim 3, comprising:
one end of the packaging plug (B) facing the outside is idle or connected with a power supply;
the packaging plug (B) is further provided with a power switch (B1), and the power switch (B1) is used for controlling the on-off of a power supply and the rail fixing structure.
5. The long stroke linear motor fixed rail structure adopting multi-segment type coil according to claim 3, comprising:
the both ends of main control board (22) are equipped with to inserting binding post (A2), to inserting binding post (A2) adaptation inserts binding post (A1), realize the electricity and connect.
6. The fixed rail structure of a long-stroke linear motor adopting a multi-segment coil according to claim 1, comprising:
two ends of the main control board (22) are respectively connected with a single or a plurality of long-stroke linear motor rail fixing structures which are connected in series and oppositely inserted, so that bilateral multi-rail control is realized;
the power supply cable and the control cable are connected to a packaging plug (B) on the tail end of the long-stroke linear motor rail fixing structure at any end so as to input operation current and control signals.
7. The fixed rail structure of the long-stroke linear motor adopting the multi-segment coil as claimed in claim 6, comprising:
a control fixing box (H) is adopted to accommodate and encapsulate the main control board (22) and the connecting cable;
the control fixing box (H) is matched with a tubular structure with openings at two ends and fully surrounded by the side surface, or is matched with a box-shaped structure with openings at two ends and a cover opened at one side.
8. The fixed rail structure of a long-stroke linear motor adopting a multi-segment coil according to claim 7, comprising:
the inner side profiles of openings at two ends of the control fixing box (H) are matched with the outer side profile of one end of the connecting plug (A) and are used for being stably inserted into one end of the connecting plug (A) to be combined to obtain a parallel long-stroke linear motor rail fixing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122869231.4U CN217643119U (en) | 2021-11-22 | 2021-11-22 | Long-stroke linear motor orbit determination structure adopting multi-section coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122869231.4U CN217643119U (en) | 2021-11-22 | 2021-11-22 | Long-stroke linear motor orbit determination structure adopting multi-section coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217643119U true CN217643119U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122869231.4U Active CN217643119U (en) | 2021-11-22 | 2021-11-22 | Long-stroke linear motor orbit determination structure adopting multi-section coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217643119U (en) |
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2021
- 2021-11-22 CN CN202122869231.4U patent/CN217643119U/en active Active
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