CN211078053U - Electronic module and elevator controller - Google Patents
Electronic module and elevator controller Download PDFInfo
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- CN211078053U CN211078053U CN201921730525.5U CN201921730525U CN211078053U CN 211078053 U CN211078053 U CN 211078053U CN 201921730525 U CN201921730525 U CN 201921730525U CN 211078053 U CN211078053 U CN 211078053U
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- circuit board
- reactor
- electronic module
- direct current
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Abstract
The utility model provides an electronic module and an elevator controller, wherein the electronic module comprises a printed circuit board, a fixed component, at least one direct current reactor and at least one capacitor; the printed circuit board is provided with a connecting circuit, an output terminal, at least one group of first welding holes and at least one group of second welding holes, and the output terminal, the first welding holes and the second welding holes are respectively in conductive connection with the connecting circuit; the direct current reactors are fixed to the printed circuit board through the fixing assembly, and a connecting terminal of each direct current reactor is welded to one group of the first welding holes; the connecting terminal of each capacitor is soldered to a set of the second solder holes. The embodiment of the utility model reduces the external electrical connection of the driving board and improves the reliability of the driving board by integrating the direct current reactor and the capacitor into the same printed circuit board; meanwhile, the deformation of the driving plate can be avoided, and the reliability of the whole machine is improved.
Description
Technical Field
The embodiment of the utility model provides a relate to elevator controller field, more specifically say, relate to an electronic module and elevator controller.
Background
For the existing elevator controller, the control part of the existing elevator controller generally mainly comprises an integrated circuit board such as a main control board, a drive board, a capacitor board, a power supply board and the like, and devices such as a rectifier bridge, a direct current reactor and the like, wherein the direct current reactor and the capacitor board are respectively and independently installed and connected with the drive board.
In the elevator controller, the dc reactor and the capacitor plate are respectively fixed to the drive plate by screws, so that the drive plate is electrically connected to the outside in many cases.
In addition, in the elevator controller, four copper studs of the direct current reactor are fixedly connected with the drive plate after being combined by two rigid supports, and the drive plate is easy to stretch or extrude and deform after being installed due to the fact that the dimensional tolerance and the flatness of the two supports are difficult to control, so that the quality reliability of the whole elevator controller is reduced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an independently install the outside electrical connection that the drive plate leads to the drive plate more respectively to above-mentioned direct current reactor and electric capacity board to and easily lead to the drive plate to take place to draw and rise or extrusion deformation's problem, provide an electronic module and elevator controller.
An embodiment of the present invention provides an electronic module, including a printed circuit board, a fixing component, at least one dc reactor, and at least one capacitor; the printed circuit board is provided with a connecting circuit, an output terminal, at least one group of first welding holes and at least one group of second welding holes, and the output terminal, the first welding holes and the second welding holes are respectively in conductive connection with the connecting circuit; the direct current reactors are fixed to the printed circuit board through the fixing assembly, and a connecting terminal of each direct current reactor is welded to one group of the first welding holes; the connecting terminal of each capacitor is soldered to a set of the second solder holes.
Preferably, the dc reactor and the capacitor are located on a first side of the printed circuit board, and the output terminal is located on a surface of a second side of the printed circuit board.
Preferably, the connection circuit includes a plurality of electronic components, and the plurality of electronic components are soldered to a surface of the printed circuit board where the output terminal is located.
Preferably, the fixing assembly includes a reactor holder, and the direct current reactor is fixed to the printed circuit board by the reactor holder.
Preferably, the reactor bracket comprises a bottom frame, a first side plate and a second side plate, wherein the first side plate and the second side plate are respectively vertically connected to two opposite edges of the bottom frame;
the bottom frame is provided with one or more reactor installation positions, and each direct current reactor is installed in the reactor installation position;
the top of the first side plate is provided with a first lug which extends perpendicularly in the direction far away from the second side plate, and the top of the second side plate is provided with a second lug which extends perpendicularly in the direction far away from the first side plate; the reactor holder is fixed to the printed circuit board by the first and second lugs.
Preferably, the printed circuit board has a plurality of fixing holes, the first lug has a nut post thereon, the second lug has a threaded hole thereon, the reactor holder is fixed to the printed circuit board by first and second screws, and each of the first screws passes through one of the fixing holes and is screwed to one of the nut posts on the first lug, and each of the second screws passes through one of the fixing holes and is screwed to the threaded hole on the second lug.
An embodiment of the utility model provides an elevator controller is still provided, including the drive plate, elevator controller still includes as above electronic module, just electronic module passes through output terminal with the drive plate is electrically conductive to be connected.
Preferably, the output terminal comprises a plurality of conductive studs, and the conductive studs are soldered to the printed circuit board; the driving plate is provided with through hole pads corresponding to the plurality of conductive studs in position, the printed circuit board is fixed to the driving plate through third screws, and each third screw penetrates through one through hole pad and then is connected to one conductive stud in a threaded mode.
The utility model discloses electronic module and elevator controller have following beneficial effect: the direct current reactor and the capacitor are integrated on the same printed circuit board, so that the installation connection of the direct current reactor and the driving board is omitted, the external electrical connection of the driving board is reduced, and the reliability of the driving board is improved; meanwhile, the direct connection between the direct current reactor and the driving plate is avoided, so that the deformation of the driving plate can be avoided, and the reliability of the whole machine is improved.
Drawings
Fig. 1 is an exploded schematic view of an electronic module according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a drive board, a dc reactor and a capacitor in an elevator controller according to an embodiment of the present invention;
fig. 3 is a schematic view of a combination state of a drive plate, a dc reactor and a capacitor in an elevator controller according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the embodiment of the present invention provides a schematic diagram of an electronic module, which can be applied to an elevator controller and is installed and fixed to a driving board of the elevator controller. The electronic module of the present embodiment includes a printed circuit board 11, a fixing component, two dc reactors 12 and two capacitors 13, and in practical applications, the number of the dc reactors 12 and the capacitors 13 may be increased or decreased as required, for example, the electronic module may include only one dc reactor 12, or may include three or more dc reactors 12; the electronic module may comprise only one capacitor 13, but may also comprise three or more capacitors 13.
The printed circuit board 11 has a connection circuit, an output terminal, at least one set of first solder holes and at least one set of second solder holes, and the output terminal, the first solder holes and the second solder holes are electrically connected to the connection circuit respectively. The direct current reactors 12 are fixed to the printed circuit board 11 by a fixing member, and the connection terminals 121 of each direct current reactor 12 are soldered to a set of first soldering holes; the connecting terminals of each capacitor 13 are soldered to a set of second solder holes, i.e. each dc reactor 12 and each capacitor 13 are electrically conductively connected to a connecting circuit on the printed circuit board 11. When the electronic module is applied to an elevator controller, it can be electrically connected to a drive board of the elevator controller via output terminals on the printed circuit board 11. The first and second solder holes are through holes with pads on the printed circuit board 11, and the pads are electrically connected to the connection circuit.
When the electronic module is manufactured, the dc reactor 12 may be fixed to the printed circuit board 11, and then the dc reactor 12 and the capacitor 13 may be soldered together in a wave soldering process, so that the printed circuit board 11, the dc reactor 12 and the capacitor 13 form an integral body.
The electronic module integrates the direct current reactor 12 and the capacitor 13 into the same printed circuit board 11, so that the direct current reactor 12 is not required to be connected to a drive board of an elevator controller, namely, the installation and connection of the direct current reactor 12 and the drive board are omitted, the external electrical connection of the drive board is reduced, and the reliability of the drive board is improved; meanwhile, the direct connection between the direct current reactor and the driving plate is avoided, so that the deformation of the driving plate can be avoided, and the reliability of the whole machine is improved.
In an embodiment of the present invention, the dc reactor 12 and the capacitor 13 may be located on a first side of the printed circuit board 11, and the output terminal on the printed circuit board 11 is located on a surface of a second side of the printed circuit board 11. When the electronic module is connected to the driving board of the motor controller, the surface of the second side of the printed circuit board 11 may be directed toward the driving board, and the surface of the first side of the printed circuit board 11 may be directed away from the driving board. Because the height of the capacitor 13 and the height of the direct current reactor 12 are greater than the height of the output terminal, the structure can reduce the distance between the printed circuit board 11 and the driving board when the electronic module is mounted on the driving board, save the mounting space of the electronic module and be beneficial to the miniaturization of equipment.
In another embodiment of the present invention, the connection circuit on the printed circuit board 11 includes a plurality of electronic components, and the plurality of electronic components may be soldered on the surface (i.e. the second side surface) of the printed circuit board where the output terminals are located. The structure can also reduce the distance between the printed circuit board 11 and the driving board and save the installation space of the electronic module. The output terminals on the printed circuit board 11 may in particular be constituted by conductive studs 15 soldered to the second side surface of the printed circuit board, so that the printed circuit board 11 may be fixed by screws to a drive board or the like while achieving an electrically conductive connection with the drive board.
In another embodiment of the present invention, the fixing component may include a reactor holder, and the dc reactor 12 is fixed to the printed circuit board 11 through the reactor holder. The stability of the fixation between the dc reactor 12 and the printed circuit board 11 can be improved by the reactor holder.
Specifically, the reactor bracket may be made of a plastic member (or a sheet metal member), and includes a bottom frame 141, a first side plate 142, and a second side plate 143, where the first side plate 142 and the second side plate 143 are respectively vertically connected to two opposite edges of the bottom frame 141, and for example, the first side plate 142 and the second side plate 143 may be parallel. The bottom frame 141 has one or more reactor installation sites thereon, and each dc reactor 12 is installed in one reactor installation site. The reactor installation position may be an opening on the bottom frame 141, and the shape and size of the opening match the shape and size of the cross section of the dc reactor 12. Of course, in practical application, the reactor mounting position may also take other forms.
The top of the first side plate 142 has a first lug 144 extending perpendicularly away from the second side plate 143, and the top of the second side plate 143 has a second lug 145 extending perpendicularly away from the first side plate 142; the reactor holder is fixed to the printed circuit board 11 by the first lug 144 and the second lug 145. When the reactor cradle is formed of a sheet metal member, the first lug 144 may be bent directly from the top edge of the first side plate 142, and similarly, the second lug 145 may be bent directly from the top edge of the second side plate 143. The reactor bracket not only can realize the stable fixation of the direct current reactor 12, but also is convenient to produce and process.
The printed circuit board 11 may have a plurality of fixing holes, and accordingly, the first lug 144 may have one or more nut posts 146 thereon, the second lug 145 may have a threaded hole thereon, the reactor cradle may be fixed to the printed circuit board 11 by the first screw 16 and the second screw 17, and each first screw 16 may pass through one fixing hole and be screwed to one nut post 146 on the first lug 144, and each second screw 17 may pass through one fixing hole and be screwed to a threaded hole on the second lug 145. The screw fixing mode not only can realize stable fixation, but also is quick and convenient to disassemble and assemble. Of course, in practical applications, the reactor holder may also be fixed to the printed circuit board 11 by other means, such as a snap fit or the like.
The embodiment of the utility model provides a still provide an elevator controller, as shown in fig. 2, 3, the elevator controller of this embodiment includes drive plate 21 and as shown in fig. 1 electronic module, and electronic module passes through the output terminal on printed circuit board 11 and is connected with drive plate 21 is electrically conductive. When the electronic module is assembled, the electronic module can be directly fixed to the driving plate, the direct current reactor 12 and the capacitor 13 are not respectively connected with the driving plate 21 in an installing mode, the connection of the direct current reactor and the driving plate in the prior art is omitted, external electrical connection of the driving plate is directly reduced, and therefore the reliability and the stability of the driving plate are improved.
In an embodiment of the present invention, the output terminal of the printed circuit board may include a plurality of conductive studs 15, and the conductive studs 15 are respectively soldered on the printed circuit board 11; correspondingly, the driving plate 21 is provided with through hole pads corresponding to the plurality of conductive studs 15, the printed circuit board 11 is fixed to the driving plate 21 by third screws, and each third screw passes through one through hole pad and then is screwed to one conductive stud 15, i.e. the third screw and the conductive stud 15 simultaneously realize the conductive connection and the mechanical connection of the printed circuit board 11.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. An electronic module comprising a printed circuit board, a mounting assembly, at least one dc reactor and at least one capacitor; the printed circuit board is provided with a connecting circuit, an output terminal, at least one group of first welding holes and at least one group of second welding holes, and the output terminal, the first welding holes and the second welding holes are respectively in conductive connection with the connecting circuit; the direct current reactors are fixed to the printed circuit board through the fixing assembly, and a connecting terminal of each direct current reactor is welded to one group of the first welding holes; the connecting terminal of each capacitor is soldered to a set of the second solder holes.
2. The electronic module of claim 1, wherein the dc reactor and the capacitor are located on a first side of the printed circuit board, and the output terminal is located on a surface of a second side of the printed circuit board.
3. The electronic module of claim 2, wherein the connection circuit comprises a plurality of electronic components, and wherein the plurality of electronic components are soldered to the surface of the printed circuit board on which the output terminals are located.
4. The electronic module according to claim 1, characterized in that the fixing assembly comprises a reactor holder and the direct current reactor is fixed to the printed circuit board by the reactor holder.
5. The electronic module according to claim 4, wherein the reactor cradle comprises a bottom frame, a first side plate, and a second side plate, the first and second side plates being vertically connected to two opposite sides of the bottom frame, respectively;
the bottom frame is provided with one or more reactor installation positions, and each direct current reactor is installed in the reactor installation position;
the top of the first side plate is provided with a first lug which extends perpendicularly in the direction far away from the second side plate, and the top of the second side plate is provided with a second lug which extends perpendicularly in the direction far away from the first side plate; the reactor holder is fixed to the printed circuit board by the first and second lugs.
6. The electronic module according to claim 5, characterized in that the printed circuit board has a plurality of fixing holes thereon, the first lug has a nut post thereon, the second lug has a threaded hole thereon, the reactor cradle is fixed to the printed circuit board by first and second screws, and each of the first screws passes through one of the fixing holes and is screwed to one of the nut posts on the first lug, and each of the second screws passes through one of the fixing holes and is screwed to the threaded hole on the second lug.
7. An elevator control comprising a drive plate, characterized in that the elevator control further comprises an electronics module according to any of claims 1-6, and the electronics module is in electrically conductive connection with the drive plate via the output terminals.
8. The elevator controller of claim 7, wherein the output terminal comprises a plurality of conductive studs and the conductive studs are soldered to the printed circuit board; the driving plate is provided with through hole pads corresponding to the plurality of conductive studs in position, the printed circuit board is fixed to the driving plate through third screws, and each third screw penetrates through one through hole pad and then is connected to one conductive stud in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730525.5U CN211078053U (en) | 2019-10-15 | 2019-10-15 | Electronic module and elevator controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730525.5U CN211078053U (en) | 2019-10-15 | 2019-10-15 | Electronic module and elevator controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211078053U true CN211078053U (en) | 2020-07-24 |
Family
ID=71630125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921730525.5U Active CN211078053U (en) | 2019-10-15 | 2019-10-15 | Electronic module and elevator controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211078053U (en) |
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2019
- 2019-10-15 CN CN201921730525.5U patent/CN211078053U/en active Active
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