CN219019398U

CN219019398U - Door machine and elevator

Info

Publication number: CN219019398U
Application number: CN202223252683.9U
Authority: CN
Inventors: 李雄才
Original assignee: Shenzhen Megmeet Drive Technology Co Ltd
Current assignee: Shenzhen Megmeet Drive Technology Co Ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-12
Anticipated expiration: 2032-12-02

Abstract

The embodiment of the application relates to the technical field of elevator design and manufacture, in particular to a door machine and an elevator. The door machine comprises a shell, a radiator and a control module. The housing is provided with a mounting opening. The radiator comprises a radiating main body part and a first radiating fin, wherein the radiating main body part is arranged at the installation opening, the first radiating fin is arranged at one side of the radiating main body part, which is away from the installation opening, the radiating main body part and the shell jointly enclose into a containing cavity, the first radiating fin is exposed to the external environment, and the first radiating fin is used for transferring heat of the radiating main body part to the external environment. The control module is at least partially arranged on one side of the radiating main body part facing the accommodating cavity, and the radiator is used for radiating heat for the control module. Through the structure, the heat generated by the control module is directly transferred to the heat dissipation main body part, the heat is dissipated to the external environment through the first heat dissipation fins, and the first heat dissipation fins are completely exposed to the external environment, so that the heat exchange efficiency is improved.

Description

Door machine and elevator

Technical Field

The embodiment of the application relates to the technical field of elevator design and manufacture, in particular to a door machine and an elevator.

Background

A heat sink is a generic term for a series of devices used to conduct and release heat. The door machine is used in common electronic equipment and is commonly used as a device for radiating heat of electronic components. For electronic equipment, taking an elevator as an example, in order to enable the elevator to work more intelligently, information interaction and/or control are carried out on the elevator through the internet of things technology at present.

In the course of implementing the embodiments of the present application, the inventors found that: at present, elevator door machine includes control module, shell and radiator, and the shell is provided with the through-hole, and the radiator is installed in the inside through-hole department of shell, and control module installs on the radiator, and when control module control elevator door was opened or is closed, a large amount of heat production easily, and installs the radiator in the shell inside and can't dispel the heat through the through-hole completely.

Disclosure of Invention

The embodiment of the application provides a door machine, can improve present control module control elevator door when opening or closing, easily a large amount of heat production, and install the inside radiator of shell can't pass through the current situation that the through-hole dispels heat completely.

In order to solve the technical problems, one technical scheme adopted by the application is as follows: a door machine is provided that includes a housing, a heat sink, and a control module. The housing is provided with a mounting opening. The radiator comprises a radiating main body part and a first radiating fin, wherein the radiating main body part is installed at the installation opening, the first radiating fin is installed at one side, deviating from the installation opening, of the radiating main body part, the radiating main body part and the shell jointly enclose into a containing cavity, the first radiating fin is exposed to the external environment, and the first radiating fin is used for transmitting heat of the radiating main body part to the external environment. The control module is at least partially arranged on one side of the radiating main body part facing the accommodating cavity, and the radiator is used for radiating heat for the control module.

Optionally, the shell includes first installation department and second installation department, the second installation department with first installation department sets up adjacently, first installation department and second installation department indent enclose into the accepting groove, the radiator accept in the accepting groove, control module part is located first installation department, another part is located second installation department.

Optionally, the heat radiator includes a plurality of first radiating fins, each of the first radiating fins is perpendicular to the radiating main body portion, one of the first radiating fins and the other of the first radiating fins are arranged at intervals along a preset direction, and the radiating main body portion and the first radiating fins extend along the set direction.

Optionally, the housing further includes a protruding portion, and the protruding portion is disposed on a side of the first mounting portion away from the second mounting portion. The radiator also comprises a fixing part and a second radiating fin, wherein the fixing part is positioned at the protruding part, the fixing part and the radiating main body part are staggered, the second radiating fin is parallel to the first radiating fin, and one end of the first radiating fin, which is far away from the radiating main body part, and one end of the second radiating fin, which is far away from the fixing part, are flush.

Optionally, the control module includes an interface, where the interface is disposed on the protrusion.

Optionally, the door machine further comprises a mounting hanging plate, wherein the mounting hanging plate is mounted on one side, far away from the radiating main body portion, of the fixing portion, and the mounting hanging plate is used for fixing the door machine on an elevator.

Optionally, the control module includes a rectifier bridge, the rectifier bridge is installed in the heat dissipation main part, and is located in the first installation department, the rectifier bridge is used for converting alternating current into direct current.

Optionally, the control module further includes an IGBT module, where the IGBT module is mounted on the heat dissipation main body portion and located at the first mounting portion, and the IGBT module is used for a switching circuit.

Optionally, the door machine includes the locking piece, the heat dissipation main part is provided with first screw, first installation department is equipped with the second screw, the second screw set up in installation opening part, the locking piece passes first screw and second screw, will the heat dissipation main part is fixed in the tank bottom of accepting groove.

In order to solve the technical problems, another technical scheme adopted by the application is as follows: there is provided an elevator comprising a door machine as described above and an elevator car, said door machine being mounted on said elevator car, said door machine being for controlling the opening or closing of the elevator car door, said elevator car being for carrying movement of persons and/or objects.

The beneficial effects of the embodiment of the application are that: unlike the prior art, embodiments of the present application provide a door machine that includes a housing, a heat sink, and a control module. The housing is provided with a mounting opening. The radiator comprises a radiating main body part and a first radiating fin, wherein the radiating main body part is installed at the installation opening, the first radiating fin is installed at one side, deviating from the installation opening, of the radiating main body part, the radiating main body part and the shell jointly enclose into a containing cavity, the first radiating fin is exposed to the external environment, and the first radiating fin is used for transmitting heat of the radiating main body part to the external environment. The control module is at least partially arranged on one side of the radiating main body part facing the accommodating cavity, the radiator is used for radiating heat for the control module, and the control module is used for controlling the opening or closing of the elevator door. Through the structure, heat generated during the operation of the control module is directly transferred to the heat dissipation main body part, heat is conducted to the external environment through the first heat dissipation fins, and the first heat dissipation fins are completely exposed to the external environment, so that the heat exchange area is increased, and the heat exchange efficiency is improved.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to scale, unless expressly stated otherwise.

Fig. 1 is a schematic view of an elevator provided in one embodiment of the present application;

FIG. 2 is a perspective view of a door machine according to one embodiment of the present application;

fig. 3 is an exploded view of an elevator provided by one embodiment of the present application;

fig. 4 is a perspective view of a heat sink provided in one embodiment of the present application.

The reference numerals are as follows:

Detailed Description

In order to facilitate an understanding of the present application, the present application will be described in more detail below with reference to the accompanying drawings and specific examples. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application in this description is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a schematic diagram of an elevator 1000 provided in one embodiment of the present application is shown. Elevator 1000 includes door motor 100 and elevator car 200, door motor 100 is mounted on elevator car 200, door motor 100 is used for controlling opening or closing of elevator car 200 door, elevator car 200 is used for carrying people and/or object motion.

For the door machine 100, please refer to fig. 2 and 3, which illustrate a perspective view of the door machine 100 according to one embodiment of the present application and an exploded view of the door machine 100 according to one embodiment of the present application. The door machine 100 includes a housing 10, a heat sink 20, and a control module 40. The housing 10 is provided with a mounting opening 11. The radiator 20 includes a radiating main body 21 and a first radiating fin 22, the radiating main body 21 is mounted at the mounting opening 11, the first radiating fin 22 is mounted at one side of the radiating main body 21 away from the mounting opening 11, the radiating main body 21 and the housing 10 are enclosed together to form a housing cavity 30, the first radiating fin 22 is exposed to the external environment, and the first radiating fin 22 is used for transferring heat of the radiating main body 21 to the external environment. The control module 40 is at least partially installed on the side of the heat dissipation main body 21 facing the accommodating cavity 30, the heat sink 20 is used for dissipating heat to the control module 40, and the control module 40 is used for controlling opening or closing of the elevator door. It should be noted that, the whole casing 10 is in a cube shape, and a decoration, a button, a prompting lamp, and the like are provided on the surface of the casing 10, and the button and the prompting lamp are electrically connected with the control module 40, so that the door machine 100 can be controlled by the control button, or the working state of the door machine 100 can be obtained by the prompting lamp; a safety warning sign, an operation prompt sign, etc. are printed or pasted on the surface of the housing 10. Alternatively, the heat dissipation main body portion 21 and the first heat dissipation fins 22 are integrally formed, thereby facilitating industrial production and manufacture, or the heat dissipation main body portion 21 and the first heat dissipation fins 22 are separately combined, thereby facilitating disassembly and assembly. It will be appreciated that the control module 40 includes a plurality of electronic components having different functions, and that the different electronic components generate different amounts of heat during operation of the door machine 100. In the embodiment, the heat sink 20 is directly arranged outside the housing 10, so that the electronic component with larger heat generation amount can be directly arranged on the heat dissipation main body part 21, thereby improving the heat dissipation efficiency.

For the above-mentioned housing 10, please refer to fig. 3, in combination with other figures. The housing 10 includes a first mounting portion 12 and a second mounting portion 13, the second mounting portion 13 is disposed adjacent to the first mounting portion 12, the first mounting portion 12 and the second mounting portion 13 are concavely surrounded to form a receiving groove 14, the radiator 20 is received in the receiving groove 14, the control module 40 is partially located at the first mounting portion 12, and the other portion is located at the second mounting portion 13. It should be noted that, the first mounting portion 12 and the second mounting portion 13 are integrally connected, and for the housing 10, the housing 10 may be formed by a casing and a cover plate, and in this application, the housing 10 is divided into two areas by the first mounting portion 12 and the second mounting portion 13. Specifically, the first mounting portion 12 has a smaller volume than the second mounting portion 13, and the radiator 20 is accommodated in the accommodating groove 14 through the accommodating groove 14 concavely arranged, so that the outer contours of the radiator 20 and the housing 10 are flush and form a cuboid shape, so that the door machine 100 has attractive appearance and small occupied space.

Further, referring to fig. 4, a perspective view of a heat sink 20 according to one embodiment of the present application is shown, in combination with other figures. The heat sink 20 includes a plurality of first heat dissipation fins 22, each first heat dissipation fin 22 is perpendicular to the heat dissipation main body portion 21, one first heat dissipation fin 22 and another first heat dissipation fin 22 are arranged at intervals along a preset direction X, and the heat dissipation main body portion 21 and the first heat dissipation fins 22 extend along a set direction Y. The preset direction X is perpendicular to the set direction Y. The air in the external environment flows between the first heat dissipating fins 22 and exchanges heat with the first heat dissipating fins 22, so as to dissipate heat, and it is understood that the side of the heat dissipating body 21 facing the external environment may also exchange heat directly.

Still further, the housing 10 further includes a protruding portion 15, and the protruding portion 15 is disposed on a side of the first mounting portion 12 away from the second mounting portion 13. The radiator 20 further comprises a fixing portion 23 and a second radiating fin 24, the fixing portion 23 is located at the protruding portion 15, the fixing portion 23 and the radiating main portion 21 are staggered, the second radiating fin 24 is parallel to the first radiating fin 22, and one end of the first radiating fin 22 away from the radiating main portion 21 and one end of the second radiating fin 24 away from the fixing portion 23 are flush. Specifically, the heat dissipation main body portion 21 extends in a direction away from the second mounting portion 13 and is connected with the fixing portion 23, the fixing portion 23 is integrally connected with the heat dissipation main body portion 21, the thickness of the first heat dissipation fin 22 is smaller than that of the fixing portion 23 and the heat dissipation main body portion 21, the thickness of the second heat dissipation fin 24 is smaller than that of the fixing portion 23 and the heat dissipation main body portion 21, more first heat dissipation fins 22 and second heat dissipation fins 24 can be arranged on one hand, and on the other hand, the thinner fins facilitate heat exchange, so that the heat dissipation efficiency of the heat sink 20 is improved. It should be noted that the control module 40 includes an interface 41, and the interface 41 is disposed on the protruding portion 15. It can be understood that the specifications of the interface 41 need to conform to the common parts in the market and the national standard, so the protruding portion 15 designed in the embodiment of the present application can provide a larger space for installing various interfaces 41, and meanwhile, the protruding portion 15 is disposed adjacent to the first mounting portion 12, so that the distance between the interface 41 and the electronic component is reduced, and the circuit of the control module 40 is convenient to be arranged. The interface 41 is used as a main area for current to flow, and the heat generation amount is also larger, so the fixing portion 23 and the second heat dissipation fins 24 are further disposed at the protruding portion 15 in the embodiment of the present application, so as to facilitate heat dissipation. Optionally, insulation treatment is performed at the protruding portion 15 to prevent leakage. It should be noted that the heat dissipating main body 21, the first heat dissipating fin 22, the fixing portion 23, and the second heat dissipating fin 24 are integrally formed in a stepped shape.

In this embodiment, the door machine 100 further includes a mounting hanging plate 50, where the mounting hanging plate 50 is mounted on a side of the fixing portion 23 away from the heat dissipating main portion 21, and the mounting hanging plate 50 is used to fix the door machine 100 on an elevator. Specifically, the fixing portion 23 is provided with a screw hole, and the mounting hanging plate 50 is in an L-shaped screw connection with the fixing portion 23 so as to avoid the position of the interface 41, so that other devices and/or power supplies and the like can be conveniently connected with the interface 41 in an inserting manner.

For the control module 40, please refer to fig. 3 in combination with other figures. The control module 40 includes a rectifier bridge 42, where the rectifier bridge 42 is mounted on the heat dissipation main body 21 and located at the first mounting portion 12, and the rectifier bridge 42 is used for converting ac power into dc power. The control module 40 further includes an IGBT module 43, where the IGBT module 43 is mounted on the heat dissipation main body 21 and located at the first mounting portion 12, and the IGBT module 43 is used for switching a circuit.

In the embodiment of the present application, please refer to fig. 3 in combination with other drawings. The door machine 100 includes a locking member 60, the heat dissipating main body 21 is provided with a first screw hole 211, the first mounting portion 12 is provided with a second screw hole 121, the second screw hole 121 is provided at the mounting opening 11, and the locking member 60 passes through the first screw hole 211 and the second screw hole 121 to fix the heat dissipating main body 21 to the bottom of the accommodating groove 14. Alternatively, the locking member 60 is screwed through the first screw hole 211 and the second screw hole 121 in sequence, that is, through the housing 10 from the heat sink 20, thereby facilitating the separate assembly and disassembly of the heat sink 20; alternatively, the locking member 60 sequentially passes through the second screw hole 121 and the first screw hole 211, so that other damage caused by scratching other electronic components when the locking member 60 enters the first mounting portion 12 can be prevented.

Optionally, please refer to fig. 4 in combination with other figures. The heat dissipation main body portion 21 is further provided with a dodging portion 212, the dodging portion 212 is disposed on a side of the heat dissipation main body portion 21 facing the mounting opening 11, and the dodging portion 212 is used for dodging the electronic component protruding outwards in the accommodating cavity 30.

The present embodiment provides a door machine 100, the door machine 100 including a housing 10, a heat sink 20, and a control module 40. The housing 10 is provided with a mounting opening 11. The radiator 20 includes a radiating main body 21 and a first radiating fin 22, the radiating main body 21 is mounted at the mounting opening 11, the first radiating fin 22 is mounted at one side of the radiating main body 21 away from the mounting opening 11, the radiating main body 21 and the housing 10 are enclosed together to form a housing cavity 30, the first radiating fin 22 is exposed to the external environment, and the first radiating fin 22 is used for transferring heat of the radiating main body 21 to the external environment. The control module 40 is at least partially mounted on a side of the heat dissipation main body 21 facing the accommodating cavity 30, and the heat sink 20 is used for dissipating heat from the control module 40. Through the above structure, the heat generated during the operation of the control module 40 is directly transferred to the heat dissipation main body part 21, and is conducted to the external environment through the first heat dissipation fins 22, and the first heat dissipation fins 22 are completely exposed to the external environment, so that the heat exchange area is increased, and the heat exchange efficiency is improved.

Based on the same inventive concept, the embodiment of the application also provides an elevator, which comprises a door machine 100 and an elevator car 200, wherein the door machine 100 is arranged on the elevator car 200, the door machine 100 is used for controlling the opening or closing of the door of the elevator car 200, and the elevator car 200 is used for carrying the movement of people and/or objects. The structure and function of the door machine 100 are the same as those of the door machine 100 in the above embodiment, and will not be described here again.

It should be noted that the description and drawings of the present application show preferred embodiments of the present application, but the present application may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations on the content of the present application, but are provided for the purpose of providing a more thorough understanding of the present disclosure. The above-described features are further combined with each other to form various embodiments not listed above, and are considered to be the scope described in the present specification; further, modifications and variations of the present utility model may occur to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be within the scope of the appended claims.

Claims

1. A door machine, comprising:

a housing provided with a mounting opening;

the radiator comprises a radiating main body part and a first radiating fin, wherein the radiating main body part is arranged at the mounting opening, the first radiating fin is arranged at one side of the radiating main body part, which is away from the mounting opening, the radiating main body part and the shell jointly enclose into a containing cavity, the first radiating fin is exposed to the external environment, and the first radiating fin is used for transmitting the heat of the radiating main body part to the external environment;

and the control module is at least partially arranged on one side of the radiating main body part facing the accommodating cavity, and the radiator is used for radiating heat for the control module.

2. The door machine of claim 1, wherein the housing includes a first mounting portion and a second mounting portion, the second mounting portion being disposed adjacent to the first mounting portion, the first mounting portion and the second mounting portion being recessed to define a receiving slot, the heat sink being received in the receiving slot, the control module being located in part at the first mounting portion and in part at the second mounting portion.

3. The door machine according to claim 2, wherein the radiator includes a plurality of first radiating fins, each of the first radiating fins is perpendicular to the radiating main body portion, one of the first radiating fins and the other of the first radiating fins are disposed at intervals along a predetermined direction, and the radiating main body portion and the first radiating fins each extend along the predetermined direction.

4. A door machine according to claim 3, wherein the housing further comprises a projection provided on a side of the first mounting portion remote from the second mounting portion;

the radiator also comprises a fixing part and a second radiating fin, wherein the fixing part is positioned at the protruding part, the fixing part and the radiating main body part are staggered, the second radiating fin is parallel to the first radiating fin, and one end of the first radiating fin, which is far away from the radiating main body part, and one end of the second radiating fin, which is far away from the fixing part, are flush.

5. The door machine of claim 4, wherein the control module includes an interface disposed on the projection.

6. The door machine of claim 5, further comprising a mounting plate mounted to a side of the fixing portion remote from the heat dissipating body portion, the mounting plate being for fixing the door machine to an elevator.

7. The door machine of claim 2, wherein the control module includes a rectifier bridge mounted to the heat dissipating body and located at the first mounting portion, the rectifier bridge for converting ac power to dc power.

8. The door machine of claim 2, wherein the control module further comprises an IGBT module mounted to the heat dissipating body portion and located at the first mounting portion, the IGBT module being for a switching circuit.

9. The door machine according to claim 2, wherein the door machine includes a locking member, the heat dissipating main body portion is provided with a first screw hole, the first mounting portion is provided with a second screw hole, the second screw hole is provided at the mounting opening, and the locking member passes through the first screw hole and the second screw hole to fix the heat dissipating main body portion to a bottom of the receiving groove.

10. Elevator, characterized by comprising a door machine according to any of claims 1-9 mounted on the elevator car and an elevator car for controlling the opening or closing of the elevator car door for carrying people and/or objects in motion.