CN218217093U

CN218217093U - Frequency converter for elevator door motor

Info

Publication number: CN218217093U
Application number: CN202222240960.8U
Authority: CN
Inventors: 徐洪申; 姜宗军
Original assignee: Shanghai Jiangling Electromechanical Co ltd
Current assignee: Shanghai Jiangling Electromechanical Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-03
Anticipated expiration: 2032-08-24

Abstract

The utility model belongs to the technical field of the converter and specifically relates to a converter for lift-cabin door machine is related to, include the protective housing and install the mainboard in the protective housing, the protective housing runs through to be formed with and holds the chamber, it is used for placing mainboard, components and parts and electric wire to hold the chamber, mainboard grafting cooperation is in the chamber wall that holds the chamber, protective housing both ends opening part all is equipped with and is used for carrying out the shutoff board of shutoff to holding the chamber. This application establishes mainboard and protective housing into the connected mode of pegging graft, can directly peg graft the mainboard in the protective housing, and the mounting means is simple swift, and simultaneously, when the later stage was maintained the processing to the converter, be convenient for demolish the mainboard from the protective housing.

Description

Frequency converter for elevator door motor

Technical Field

The application relates to the field of frequency converters, in particular to a frequency converter for an elevator door machine.

Background

The frequency converter is a power control device for controlling an alternating current motor, and an elevator door motor is a mechanism responsible for opening and closing an elevator hall car door and plays a role in opening and closing the door to a certain extent.

Among the prior art, the converter is when assembling, refer to fig. 1, generally with mainboard 001 and the set casing 002 of converter bolted connection for the set casing 002 earlier, then with set

casing

002 and 003 bolted connection for the shell, after the equipment is accomplished, install the converter again on the door machine, the bolt all will be used at every step of the assembling process of converter, the equipment step is loaded down with trivial details, inefficiency.

SUMMERY OF THE UTILITY MODEL

The application provides a converter for lift-cabin door machine, the purpose is in order to solve prior art, and the converter is when assembling, and with the mainboard and the bolted connection for the set casing of converter earlier usually, then with shell and bolted connection for the set casing, the bolt all will be used at every step of installation, and the step is loaded down with trivial details, installs inconvenient problem.

The application provides a converter for lift-cabin door machine adopts following technical scheme:

the utility model provides a converter for elevator door motor, includes the protective housing and installs the mainboard in the protective housing, the protective housing runs through to be formed with and holds the chamber, it is used for placing mainboard, components and parts and electric wire to hold the chamber, mainboard grafting cooperation is in the chamber wall that holds the chamber, protective housing both ends opening part all is equipped with and is used for carrying out the shutoff board of shutoff to holding the chamber.

Through adopting above-mentioned technical scheme, establish mainboard and protective housing into the connected mode of pegging graft, during the use, can directly peg graft the mainboard in the protective housing, the simple swift of mounting means, convenient equipment has improved the packaging efficiency, and simultaneously, when the later stage was maintained the processing to the converter, be convenient for demolish the mainboard from the protective housing.

Preferably, the two opposite cavity walls of the accommodating cavity are fixedly connected with limiting strips, insertion grooves are formed in the side walls of the limiting strips, and the main board is inserted and matched with the insertion grooves.

Through adopting above-mentioned technical scheme, utilize the inserting groove that forms between the spacing, can establish the protective housing into the mode of can pegging graft, realize the grafting cooperation of mainboard and protective housing, simple to operate.

Preferably, the insertion groove is symmetrical about a vertical center plane of the protective shell.

Through adopting above-mentioned technical scheme, the inserting groove is about the vertical central plane symmetric distribution of protective housing, and the mainboard can keep the level when pegging graft the inserting groove in, has improved the stability of mainboard in the inserting groove.

Preferably, the outer wall of protective housing is sunken with the locking groove towards the direction that holds the chamber, install the retaining member that is used for being connected protective housing and shutoff plate in the locking groove.

Through adopting above-mentioned technical scheme, utilize the retaining member to be fixed in the both ends of protective housing with the shutoff board, can carry out the shutoff to the inside chamber that holds of protective housing through the shutoff board, avoid the mainboard to drop from the inserting groove.

Preferably, the number of the locking grooves is two, and the locking grooves are distributed at the opposite corners of the protective shell.

Through adopting above-mentioned technical scheme, distribute the locking groove in the diagonal angle department of protective housing, improved the stability that shutoff board and protective housing are connected.

Preferably, the locking piece is a screw, and the locking piece is in threaded fit with the groove wall of the locking groove.

Through adopting above-mentioned technical scheme, the cell wall screw-thread fit in retaining member and locking groove makes things convenient for the shutoff board to demolish from the protective housing, and the later stage of being convenient for is maintained mainboard, components and parts and the electric wire that hold the intracavity.

Preferably, the plugging plate comprises a first connecting plate and a second connecting plate which are fixed mutually, the first connecting plate is installed at the opening end of the protective shell, and a first mounting hole for a screw to penetrate is formed in the second connecting plate.

Through adopting above-mentioned technical scheme, through setting up first mounting hole, when installing the converter, pass first mounting hole with the screw and twist to the door machine on, realize the installation of converter.

Preferably, the side wall of the first connecting plate is provided with a second mounting hole for a lead wire connected with the main board to pass through.

Through adopting above-mentioned technical scheme, the lateral wall of first connecting plate sets up the second mounting hole that the wire that supplies to be connected with the mainboard passes, makes things convenient for being connected between wire and the other equipment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the main board and the protective shell are in a splicing connection mode, when the protective shell is used, the main board can be directly spliced in the protective shell, the installation mode is simple and quick, and meanwhile, when the frequency converter is maintained in the later period, the main board is convenient to detach from the protective shell;

2. the locking grooves are distributed at the opposite corners of the protective shell, so that the connection stability of the plugging plate and the protective shell is improved;

3. the side wall of the first connecting plate is provided with a second mounting hole for a wire connected with the main board to penetrate through, so that the wire is conveniently connected with other equipment.

Drawings

Fig. 1 is a schematic structural diagram specifically showing the shapes of a main board, a fixing case and a housing in the background art;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic structural view specifically showing the positional relationship between the position-limiting strip and the insertion groove in the accommodating cavity;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 5 is an enlarged partial view of portion B of FIG. 3;

fig. 6 is a schematic structural diagram specifically showing the positional relationship between the first connecting plate and the second mounting hole, and between the second connecting plate and the first mounting hole.

In the figure, 1, a protective shell; 2. a main board; 3. an accommodating chamber; 4. a plugging plate; 41. a first connecting plate; 42. a second connecting plate; 5. a limiting strip; 6. inserting grooves; 7. a locking groove; 8. a locking member; 9. a first mounting hole; 10. and a second mounting hole.

Detailed Description

The present application is described in further detail below with reference to fig. 2-6.

Example (b):

the utility model provides a converter for elevator door motor, refer to fig. 2 and fig. 3, include protective housing 1 and install mainboard 2 in protective housing 1, in this embodiment, protective housing 1 is rectangular shape, and run through and be formed with and hold chamber 3, mainboard 2 can peg graft and cooperate in the chamber wall that holds chamber 3, install 2 shapes of mainboard and protective housing 1 looks adaptations inside the protective housing, be rectangular form equally, hold chamber 3 and can be used to place mainboard 2, components and parts and electric wires, accomodate electric wire and components and parts in holding chamber 3, be convenient for later stage to the maintenance and the arrangement of circuit.

Through this kind of design, establish mainboard 2 and protective housing 1 into the connected mode of pluggable, when assembling the converter, can directly peg graft mainboard 2 on the chamber wall that holds chamber 3, the mounting means is simple swift, simultaneously, when the later stage maintains the processing to the converter, is convenient for demolish mainboard 2 from protective housing 1, and the operation is simple high-efficient.

Further, referring to fig. 2 and 3, the two opposite cavity walls of the accommodating cavity 3 are respectively formed with a limiting strip 5 along the length direction of the protective shell 1, the side wall of the limiting strip 5 is formed with an insertion groove 6, the main board 2 is inserted and matched with the insertion groove 6, and the groove width of the insertion groove 6 is matched with the thickness of the main board 2. Preferably, the insertion groove 6 is symmetrical about the vertical central plane of the protective casing 1, so that the main board 2 can be kept horizontal when being inserted into the insertion groove 6, and the stability of the main board 2 in the insertion groove 6 is ensured. When assembling the converter, can directly peg graft mainboard 2 in inserting groove 6, and then realize mainboard 2 and protective housing 1 grafting complex connected mode, be convenient for mainboard 2 installation and dismantlement on protective housing 1.

Referring to fig. 3 and 4, for preventing mainboard 2, components and parts and electric wires from holding chamber 3 in the landing, all install at the both ends opening part of protective housing 1 and be used for carrying out the shutoff closure plate 4 of shutoff holding chamber 3, and simultaneously, for making things convenient for closure plate 4 to be connected with protective housing 1, the outer wall orientation of protective housing 1 is held the direction that chamber 3 caves in and is had locking groove 7, preferably, locking groove 7 is two, and be located the diagonal department of protective housing 1, establish locking groove 7 at the diagonal department of protective housing 1, can effectively improve the stability that closure plate 4 and protective housing 1 are connected, install the retaining member 8 that is used for being connected protective housing 1 with closure plate 4 in the locking groove 7, retaining member 8 and the cell wall screw-thread fit of locking groove 7. Preferably, retaining member 8 adopts the screw, makes things convenient for closure plate 4 to demolish from protective housing 1, and the later stage of being convenient for is maintained mainboard 2, components and parts and electric wire in holding chamber 3.

Further, referring to fig. 5 and 6, the blocking plate 4 includes a first connecting plate 41 and a second connecting plate 42 welded to each other, the blocking plate 4 is overall in an L shape, the first connecting plate 41 is mounted at an opening end of the accommodating cavity 3 formed in the protective shell 1 in a penetrating manner, and the locking member 8 penetrates through the first connecting plate 41 and is locked in the locking groove 7, so that the blocking plate 4 and the protective shell 1 are fixed. The side wall of the first connecting plate 41 is provided with a second mounting hole 10 for passing through a wire connected to the motherboard 2, and meanwhile, the second mounting hole 10 is also used for extending a switch on the motherboard 2.

Referring to fig. 6, the second connecting plate 42 is provided with a first mounting hole 9 for a screw to penetrate through, when the frequency converter is mounted, the screw penetrates through the first mounting hole 9 and is screwed to the door machine, and the frequency converter is conveniently mounted.

The implementation principle of the embodiment of the application is as follows:

when assembling the converter, peg graft mainboard 2 on inserting groove 6, then install shutoff board 4 at 1 both ends opening part of protective housing, this kind of design establishes mainboard 2 and protective housing 1 into the connected mode of pegging graft, can directly peg graft mainboard 2 in protective housing 1, and the mounted mode is simple swift, and simultaneously, when the later stage was maintained the converter, be convenient for demolish mainboard 2 from protective housing 1.

The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore, the method comprises the following steps: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a converter for elevator door machine, its characterized in that includes protective housing (1) and installs mainboard (2) in protective housing (1), protective housing (1) runs through to be formed with and holds chamber (3), it is used for placing mainboard (2), components and parts and electric wire to hold chamber (3), mainboard (2) plug-in fit in the chamber wall that holds chamber (3), protective housing (1) both ends opening part all is equipped with and is used for carrying out shutoff closure plate (4) to holding chamber (3).

2. The frequency converter for elevator door machines according to claim 1, wherein the two opposite walls of the accommodating cavity (3) are fixedly connected with a limit strip (5), the side wall of the limit strip (5) is formed with an insertion groove (6), and the main board (2) is inserted and matched with the insertion groove (6).

3. Frequency converter for elevator door machines according to claim 2, characterized in that the plug groove (6) is symmetrical with respect to the vertical center plane of the protective casing (1).

4. Frequency converter for elevator door machines according to claim 1, characterized in that the outer wall of the protective casing (1) is recessed with a locking groove (7) towards the direction of the receiving cavity (3), and a locking member (8) for connecting the protective casing (1) with the blanking plate (4) is mounted in the locking groove (7).

5. Frequency converter for elevator door machines according to claim 4, characterized in that said locking slots (7) are two and distributed at opposite corners of the protective casing (1).

6. Frequency converter for elevator door machines according to claim 4, characterized in that the locking element (8) is a screw, the locking element (8) being in threaded engagement with the wall of the locking groove (7).

7. The frequency converter for elevator door machines according to claim 1, wherein the blocking plate (4) comprises a first connecting plate (41) and a second connecting plate (42) fixed to each other, the first connecting plate (41) is installed at the opening end of the protective shell (1), and the second connecting plate (42) is provided with a first installation hole (9) for a screw to pass through.

8. The frequency converter for elevator door machines according to claim 7, wherein the side wall of the first connecting plate (41) is provided with a second mounting hole (10) for passing a wire connected to the main plate (2).