CN216377084U

CN216377084U - Electric box for being mounted on car roof and elevator

Info

Publication number: CN216377084U
Application number: CN202122692093.7U
Authority: CN
Inventors: 杨聪; 黄立明
Original assignee: Hitachi Building Technology Guangzhou Co Ltd
Current assignee: Hitachi Building Technology Guangzhou Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-26
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to an electrical box for mounting on a car roof, comprising: the box main body is used for installing a first electrical component; the suspension bracket is arranged on the box main body, and the box main body can be hung on a guardrail on the top of the car through the suspension bracket; and the box cover is movably arranged on the box main body, one side of the box cover facing the box main body is used for mounting a second electrical component, and the box cover is provided with an opening position which is unfolded relative to the box main body and extends into the movable space of the car roof and a covering position which is covered with the box main body and retreats from the movable space of the car roof. When the maintenance, debugging or replacement operation is required, the operating box cover is unfolded to expose the first electrical component and the second electrical component, so that a worker can conveniently perform related operations; after the operation is finished, the box cover is covered, the box cover is withdrawn from the movable space of the car top and is tightly covered with the box main body, the occupied movable space is small, more movable spaces are reserved for workers to use, and therefore the difficulty and the danger of maintenance operation are reduced.

Description

Electric box for being mounted on car roof and elevator

Technical Field

The utility model relates to the technical field of elevator accessories, in particular to an electric box installed on a car roof and an elevator.

Background

The emergence of elevators brings great convenience to the lives of people and makes it possible for people to move in high-rise buildings. Conventionally, an electrical box is required to be installed on the car roof of an elevator car to realize functions of elevator door control, maintenance, talkback and the like of the elevator, so that electrical components such as a door machine control panel, a power supply, a interphone and an elevator maintenance device are usually collected in the electrical box.

With the high-speed development of domestic economy and the continuous improvement of living standard of people, elevators gradually enter buildings such as small high-rise buildings, villas and the like. The elevator applied to the buildings is generally small in size, and the elevator is prominent in the aspects of less car top movable space, low guardrail height and the like, so that the traditional electric box generally cannot meet the size requirement of the car top. Aiming at the above, the more method adopted in the industry is to design a multilayer structure in an electrical box and install different electrical components in each layer structure respectively, but the stacked installation mode can lead the electrical components to be stacked more intensively, is not convenient for overhaul and debug operation and damage component replacement, and can cause the thickness increase of the electrical box, further compresses the activity space of the car roof, and increases the overhaul and maintenance difficulty.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an electric box and an elevator for being installed on a car roof, and the problems that in the prior art, electric appliance parts are inconvenient to overhaul, debug and replace, and the moving space of the car roof occupies a large amount are solved.

In one aspect, the present application provides an electrical enclosure for installation on a ceiling, the electrical enclosure for installation on a ceiling comprising:

a box main body having an interior for mounting a first electrical component;

the suspension bracket is arranged on the box main body, and the box main body can be hung on a guardrail on the car top through the suspension bracket; and

the box cover is movably arranged on the box main body, one side of the box cover, facing the box main body, is used for mounting a second electrical assembly, and the box cover is provided with an opening position and a closing position, wherein the opening position is opened relative to the box main body and extends into the activity space of the car roof, and the closing position is closed with the box main body and exits from the activity space of the car roof.

The electrical box is applied to the car top position of an elevator car, wherein the box main body is used for installing a first electrical assembly, the first electrical assembly can be electrical components which do not need to be replaced frequently, such as an interface board and a power supply, the box cover is used for installing a second electrical assembly, the second electrical assembly can be electrical components which need to be debugged and operated frequently, such as a door panel, and the box cover is movably installed on the box main body. When the electric cabinet is used, the cabinet main body is hung on a guardrail on the car top through the suspension bracket, so that the height of the electric cabinet after being installed can be ensured not to exceed the guardrail, and the installation requirement of the car top on the electric cabinet is met; moreover, when the maintenance, debugging or replacement operation is required, the operating box cover is unfolded to expose the first electrical component and the second electrical component, so that the workers can conveniently perform related operations; after the operation is finished, the box cover is covered, the box cover is withdrawn from the movable space of the car top and is tightly covered with the box main body, the occupied movable space is small, more movable spaces are reserved for workers to use, and therefore the difficulty and the danger of maintenance operation are reduced.

The technical solution of the present application is further described below:

in one embodiment, the electrical box for being mounted on the car roof further comprises a rotating assembly, and the bottom of the box cover is rotatably connected with the bottom of the box main body through the rotating assembly.

In one embodiment, the rotating assembly comprises a fixed connecting sheet and a movable connecting sheet, one end of the fixed connecting sheet is fixedly connected with the box main body, the other end of the fixed connecting sheet is hinged with the movable connecting sheet, and the other end of the movable connecting sheet is fixedly connected with the box cover.

In one embodiment, the rotating assembly further comprises a damping adjusting knob, and the damping adjusting knob is arranged at the rotating matching position of the fixed connecting sheet and the movable connecting sheet and used for adjusting the rotating friction resistance of the fixed connecting sheet and the movable connecting sheet.

In one embodiment, the movable connecting sheet is provided with a stopping portion, the stopping portion is arranged beyond the fixed connecting sheet, and the stopping portion can be abutted and limited with the fixed connecting sheet after the movable connecting sheet rotates and opens by a preset angle.

In one embodiment, the suspension bracket is provided with a mounting hole, and the mounting hole is used for being connected with a matching hole formed in a guardrail of the car top.

In one embodiment, the mounting holes are provided as slotted holes.

In one embodiment, the electrical box for being mounted on the car roof further comprises a secondary box, the secondary box is detachably arranged on one side of the box main body, and the secondary box is used for mounting a third electrical component.

In one embodiment, the electrical box for being mounted on the car roof further comprises a sealing member, wherein the sealing member is arranged at the opening of the box main body and is in sealing fit with the box cover, or the sealing member is arranged on the box cover and is in sealing fit with the inner wall of the opening of the box main body.

In another aspect, the present application also provides an elevator comprising:

a car having a roof; and

the electrical box for mounting on the car roof is mounted on the car roof.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of an electrical box according to an embodiment of the present invention, which is mounted on a car roof and is in a covering state;

FIG. 2 is a schematic diagram of the electrical enclosure of FIG. 1 in an expanded state;

FIG. 3 is a schematic view of an expanded structure of the electrical box of the present application;

FIG. 4 is a schematic view of the structure of the rotating assembly of the present application;

FIG. 5 is a cross-sectional view of FIG. 3;

fig. 6 is a partially enlarged structural view of a portion a in fig. 5.

Description of reference numerals:

10. a car roof; 20. a guardrail; 30. an electric box; 31. a box main body; 32. a suspension bracket; 321. mounting holes; 33. a box cover; 34. a sub-box; 40. a first electrical component; 50. a second electrical component; 60. a rotating assembly; 61. fixing the connecting sheet; 62. a movable connecting sheet; 621. a stopper portion; 63. a damping adjustment knob; 70. a third electrical component.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

The embodiment of the application provides an elevator which can be any type of elevator equipment commonly available on the market, such as but not limited to a machine room-free elevator, a sightseeing elevator and the like.

As shown in fig. 1 and 2, an elevator illustratively includes: the car has a car roof 10, and electrical box 30 installs in car roof 10. The periphery of the car top 10 is surrounded with a guardrail 20 for preventing the safety accident that the worker falls down accidentally when the car top 10 works.

As shown in fig. 3 and 5, an embodiment of the present application shows an electrical box 30 for installation on a car roof 10, where the electrical box 30 for installation on the car roof 10 includes: a box body 31, a suspension bracket 32, and a box cover 33. In this embodiment, the box main body 31 and the box cover 33 are made of non-patterned galvanized sheets, so that the box is solid and durable and is easy to manufacture. Of course, other materials may be used in other embodiments. The electrical box 30 is integrally formed in a rectangular cubic structure, and has a simple structure, easy molding, a large internal space, and convenience in mounting various electronic components.

In use, the interior of the box body 31 is used for mounting a first electrical component 40; the hanging bracket 32 is arranged on the box main body 31, and the box main body 31 can be hung on the guardrail 20 of the car roof 10 through the hanging bracket 32; the cover 33 is movably disposed on the box main body 31, and one side of the cover 33 facing the box main body 31 is used for mounting the second electrical component 50, and the cover 33 has an open position that is opened relative to the box main body 31 and extends into the living space of the car roof 10, and a closed position that is closed with the box main body 31 and exits the living space of the car roof 10.

In summary, the implementation of the technical solution of the present embodiment has the following beneficial effects: the electrical box 30 of the above scheme is applied to the position of the car roof 10 of the elevator car, wherein the box main body 31 is used for installing the first electrical component 40, the first electrical component 40 can be specifically an interface board, a power supply and other electrical components which do not need to be replaced frequently, the box cover 33 is used for installing the second electrical component 50, the second electrical component 50 can be specifically an elevator board and other electrical components which need to be debugged and operated frequently, and the box cover 33 is movably installed on the box main body 31. When the electrical cabinet is used, the cabinet main body 31 is hung on the guardrail 20 of the car top 10 through the hanging frame 32, so that the height of the electrical cabinet 30 after being installed can be ensured not to exceed the guardrail 20, and the installation requirement of the car top 10 on the electrical cabinet 30 is met; moreover, when the maintenance, debugging or replacement operation is required, the operation box cover 33 is unfolded to expose the first electrical component 40 and the second electrical component 50, so that the worker can conveniently perform the related operation; after the operation is finished, the box cover 33 is covered, the box cover 33 withdraws from the movable space of the car roof 10 and is tightly covered with the box main body 31, the occupied movable space is small, more movable space is reserved for workers to use, and therefore the difficulty and the danger of maintenance operation are reduced.

In addition, the electrical box can be mounted in a suspended manner such that the box body protrudes to a certain portion outside the guardrail (for example, the thickness is L), thereby further reducing the occupied space of the car roof 10.

With continued reference to fig. 4 to 6, based on the above embodiment, the electrical box 30 for being mounted on the car roof 10 further includes a rotating assembly 60, and the bottom of the box cover 33 is rotatably connected to the bottom of the box main body 31 through the rotating assembly 60. Therefore, the box cover 33 can be connected with the box main body 31 into a whole through the rotating assembly 60 and can be opened or closed through a rotating mode, so that the maintenance is convenient, and the opening and closing operation mode is simple and labor-saving.

For example, in some embodiments, the rotating assembly 60 includes a fixed connecting piece 61 and a movable connecting piece 62, one end of the fixed connecting piece 61 is fixedly connected with the box main body 31, the other end of the fixed connecting piece 61 is hinged with the movable connecting piece 62, and the other end of the movable connecting piece 62 is fixedly connected with the box cover 33. So, upper portion can use the lower part to overturn downwards as the fulcrum of rotation when case lid 33 is opened, can place on sedan-chair top 10 top surface after final case lid 33 upset, places steadily, compares in the side direction upset or the mode of opening of upwards overturning, need not support piece to fix a position case lid 33, makes electric box 30 overall structure and use simpler.

It will be appreciated that the angle at which the lid 33 is fully open is approximately 90. At this time, the first electrical component 40 installed in the box main body 31 is located right opposite to the worker, and the second electrical component 50 installed on the box cover 33 is located below the worker, and all the positions are positions convenient for the worker to operate, so that the difficulty in overhauling and maintaining is reduced.

With reference to fig. 4, the rotating assembly 60 further includes a damping adjusting knob 63, and the damping adjusting knob 63 is disposed at a rotation matching position of the fixed connecting piece 61 and the movable connecting piece 62 to adjust a rotation friction resistance of the fixed connecting piece 61 and the movable connecting piece 62. Through adjusting the damping adjusting knob 63, the purpose of adjusting the rotational friction resistance between the fixed connecting piece 61 and the movable connecting piece 62 can be achieved, so that according to the weight condition formed by installing different electronic components on the box cover 33 and the angle of turning open as required, the movable connecting piece 62 can be kept at the preset angle position with the fixed connecting piece 61, and the box cover 33 is also guaranteed to be stably stopped at the position after the preset angle is opened.

For example, the fixed connecting piece 61 is provided with a first arc-shaped plate, the movable connecting piece 62 is provided with a second arc-shaped plate, and the first arc-shaped plate and the second arc-shaped plate are sleeved to form a hinge shaft structure, so that the rotating function is met. The damping adjusting knob 63 is a rod body with a certain taper in shape, and the contact tightness degree of the first arc-shaped plate and the second arc-shaped plate can be adjusted by controlling the insertion depth of the damping adjusting knob 63, so that the purpose of adjusting the rotary friction resistance is achieved, and the friction force and the gravity of the box cover 33 form force balance, so that the box cover 33 can be stopped at a position with a required inclination angle.

With reference to fig. 6, on the basis of the above embodiment, the movable connecting piece 62 is provided with a stopping portion 621, the stopping portion 621 is disposed beyond the fixed connecting piece 61, and the stopping portion 621 can abut against and limit the fixed connecting piece 61 after the movable connecting piece 62 rotates to open a preset angle. Thus, the stopping portion 621 abuts against the back surface of the fixed connecting piece 61, so that the purpose of rotation limiting can be achieved, and the box cover 33 is positioned after being turned to the maximum angle position.

With continued reference to fig. 3, in some embodiments, the hanging frame 32 has a mounting hole 321, and the mounting hole 321 is used for connecting with a matching hole formed on the guardrail 20 of the car roof 10. Therefore, the suspension bracket 32 and the guardrail 20 are convenient to assemble and fix, and the electric box 30 is hung on the guardrail 20. It can be understood that, during installation, a threaded member such as a bolt is screwed with the installation hole 321 (through hole) and the mating hole (threaded hole). Of course, any one of the snap connection, the magnetic connection, the welding, the riveting, and the like may be used between the suspension bracket 32 and the guardrail 20 in other embodiments, and the mounting method may be specifically selected according to actual needs.

Preferably, the mounting holes 321 are configured as long slot holes. Therefore, the installation position of the electrical box 30 can be adjusted in a sliding mode during installation conveniently, and different installation requirements are met.

With reference to fig. 3 and 5, in addition, on the basis of any of the above embodiments, the electrical box 30 for being mounted on the car roof 10 further includes a sub-box 34, the sub-box 34 is detachably disposed on one side of the box main body 31, and the sub-box 34 is used for mounting a third electrical component 70. For example, the third electrical component 70 includes electrical components such as a switch and an indicator light, which are commonly used, and when damage occurs and maintenance is required, the sub-box 34 can be integrally removed, thereby facilitating operation at any time.

The detachable connection between the sub-box 34 and the box main body 31 may be, but not limited to, any one of a screw connection, a snap connection, a magnetic connection, or a combination of at least two of the above.

In addition, in any of the above embodiments, the electrical box 30 for installation on the car roof 10 further includes a sealing member disposed at the opening of the box main body 31 and in sealing engagement with the box cover 33, or disposed on the box cover 33 and in sealing engagement with the inner wall of the opening of the box main body 31. When the box cover 33 and the box main body 31 are closed in this way, the sealing performance of the electrical box 30 is improved, and external dust, rainwater, and the like are prevented from intruding into the box to damage electrical components.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims

1. An electrical enclosure for mounting on a ceiling of a car, the electrical enclosure for mounting on the ceiling comprising:

a box main body having an interior for mounting a first electrical component;

2. The electrical box for mounting to a ceiling of claim 1, further comprising a rotating assembly, wherein the bottom of the box cover is rotatably coupled to the bottom of the box body via the rotating assembly.

3. The electrical box of claim 2, wherein the rotating assembly comprises a fixed connecting piece and a movable connecting piece, one end of the fixed connecting piece is fixedly connected with the box main body, the other end of the fixed connecting piece is hinged with the movable connecting piece, and the other end of the movable connecting piece is fixedly connected with the box cover.

4. The electrical box of claim 3, wherein the rotating assembly further comprises a damping adjusting knob, the damping adjusting knob is disposed at a position where the fixed connecting piece and the movable connecting piece are rotatably engaged with each other, and is used for adjusting the rotational friction resistance of the fixed connecting piece and the movable connecting piece.

5. The electrical box of claim 4, wherein the movable connecting piece is provided with a stopping portion, the stopping portion is arranged beyond the fixed connecting piece, and the stopping portion can be abutted with the fixed connecting piece for limiting after the movable connecting piece is rotated and opened by a preset angle.

6. The electrical box of claim 1, wherein the suspension bracket defines mounting holes for engaging mating holes defined in a guardrail of the car top.

7. The electrical box of claim 6, wherein the mounting holes are configured as slotted holes.

8. The electrical box for mounting to a ceiling of a car of claim 1, further comprising a sub-box removably disposed on one side of the box body for mounting a third electrical component.

9. The electrical box for mounting to a ceiling of a car as set forth in claim 1, wherein said electrical box for mounting to a ceiling of a car further comprises a sealing member disposed at the opening of said box body and in sealing engagement with said box cover, or disposed on said box cover and in sealing engagement with the inner wall of the opening of said box body.

10. An elevator, characterized by comprising:

a car having a roof; and

the electrical enclosure of any of claims 1-9 for mounting on a ceiling, the electrical enclosure being mounted to the ceiling.