CN201195649Y

CN201195649Y - Elevator controlled cabinet

Info

Publication number: CN201195649Y
Application number: CNU200720192004XU
Authority: CN
Inventors: 曹晓东; 陈华坚; 任广宇; 王岚
Original assignee: Xizi Otis Elevator Co Ltd
Current assignee: Xizi Otis Elevator Co Ltd
Priority date: 2007-11-13
Filing date: 2007-11-13
Publication date: 2009-02-18
Anticipated expiration: 2017-11-13

Abstract

The utility model discloses an elevator control cabinet, which comprises a cabinet body and inner components, wherein the cabinet body (1) at least comprises a front independent cavity and a back independent cavity (11, 12), weak current control components are arranged in the front cavity (11), the radiating fin of a converter (23), a transformer (25) and a braking resistor (24) are arranged in the back cavity (12), and the back cover plate (22) of the cabinet body (1) is a radiating surface of the back cavity. The utility model is adopted to reduce the whole height of the control cabinet, to strengthen the radiating ability of the control cabinet, and to avoid the weaknesses existing in a current control cabinet of the prior art of large whole height and poor radiating condition.

Description

Elevator control cabinet

Technical field

The utility model relates to elevator technology (field), relates in particular to a kind of elevator control cabinet.

Background technology

Elevator is a kind of electromechanical integrated product, and its control system directly affects the safety of elevator as the brain nervous centralis of elevator.In apparatus for controlling elevator, control housing is a core component, and all actions of elevator are all produced by its in-to-in function unit.Therefore, the cabinet body structure of elevator control cabinet with and the arrangement of internal piloting parts, directly affect the performance of apparatus for controlling elevator.

At present, as shown in Figure 2, this figure is the scheme of installation of braking resistor in the prior art, the cabinet of control housing have only a main cavity 5 ', low heat generation parts such as voltage transformer, the contour heat generation function unit of frequency converter and circuit card, switch etc. all be deployed on main cavity 5 ' in, its mounting means as shown in Figure 1, wherein, frequency converter 1 ' with voltage transformer 3 ' be installed in control panel 1 ' on.In actual applications, a large amount of heats that high heat generation function unit can produce will be deployed on the certain interference of normal operation generation of the low heat generation parts (as the microcomputer plate) of same cavity to cloth, even can cause the disorder of apparatus for controlling elevator.In addition, braking resistor 4 as shown in Figure 2 ' be installed in main cavity 5 ' the top, the whole height of control housing strengthens, civil engineering requires than higher, and is unfavorable for installing and transports.

The utility model content

The purpose of this utility model provides a kind of elevator control cabinet, with the avoided prior art whole height height of control housing, the situation of radiating condition difference.

For solving the problem that prior art exists, realize above-mentioned utility model purpose, the utility model provides a kind of elevator control cabinet, it mainly comprises: a cabinet and internal part, in addition, described cabinet comprises former and later two independently cavitys at least, and the light current function unit is arranged in the described preceding cavity, the radiating gill of frequency converter, voltage transformer and braking resistor are arranged in the described rear chamber, and the back shroud of cabinet is a heat delivery surface.

Have following beneficial effect in the technique scheme:

Because the light current function unit is arranged in the preceding cavity of cabinet in the utility model, radiating gill, voltage transformer and the braking resistor of high heat generation parts frequency converter are arranged in the rear chamber, and preceding cavity and rear chamber are isolated from each other, then high heat generation parts and low heat generation function unit are separated, the back shroud of cabinet is a heat delivery surface in addition, then the heat that high heat generation parts produce in the rear chamber is able to loose between the outside timely, has effectively strengthened the heat-sinking capability of control housing;

In addition, braking resistor also places rear chamber, thereby has reduced the whole height of control housing, has reduced the requirement to civil engineering.

Description of drawings

Fig. 1 is prior art voltage transformer and the scheme of installation of frequency converter in elevator control cabinet;

Fig. 2 is the scheme of installation of braking resistor in elevator control cabinet in the prior art;

Fig. 3 is the main cross-sectional schematic of first embodiment of the utility model elevator control cabinet;

Fig. 4 is the scheme of installation of each parts in the rear chamber of second embodiment of the utility model elevator control cabinet;

Fig. 5 is the adapter plate mechanism partial schematic diagram of second embodiment of the utility model elevator control cabinet;

Fig. 6 is the scheme of installation of each parts in the preceding cavity of second embodiment of the utility model elevator control cabinet.

The specific embodiment

Below in conjunction with accompanying drawing preferred embodiment of the present utility model is elaborated.Wherein same or analogous Reference numeral is represented same or analogous parts.Followingly explanation of the present utility model is intended to that design makes an explanation to utility model of the present utility model with reference to accompanying drawing, and can not be interpreted as a kind of restriction the utility model protection domain.

With reference to figure 3, this figure is the first embodiment scheme drawing of the utility model elevator control cabinet, and this figure is the generalized section of elevator control cabinet, and it mainly comprises: the radiating gill of cabinet 1, frequency converter 23, voltage transformer 25 braking resistors 24, and control panel 13;

Wherein, cabinet 1 comprises former and later two independently

cavitys

11,12 at least, the light current function unit is arranged in the described preceding cavity 11, the radiating gill of frequency converter 23, voltage transformer 25 and braking resistor 24 contour heat generation device arrangements are in rear chamber 12, the back shroud 22 of cabinet 1 is the heat delivery surface of rear chamber, and the metal sheet that this back shroud 22 adopts mesh plates or opens louvre satisfies the heat radiation requirement of high heat generation parts in the rear chamber.

Need illustrate that the light current function unit that does not illustrate in the present embodiment is also included within the utility model.

With reference to figure 4-Fig. 6, show second embodiment of the utility model elevator control cabinet, identical with first embodiment:

Cabinet 1 comprises former and later two independently

cavitys

11,12 at least, the light current function unit is arranged in the described preceding cavity 11, the radiating gill of frequency converter 23, voltage transformer 25 and braking resistor 24 contour heat generation device arrangements are in rear chamber 12, the back shroud 22 of cabinet 1 is the heat delivery surface of rear chamber, and the metal sheet that this back shroud 22 adopts mesh plates or opens louvre satisfies the heat radiation requirement of high heat generation parts in the rear chamber;

Different with first embodiment is:

As shown in Figure 4, in rear chamber 12, also be provided with the cleading that the heat that is used to stop braking resistor 24 to be sent disturbs other parts, wherein cleading 241 mainly spreads to ante-chamber in order to reduce the heat that braking resistor 24 sends, thereby avoided harmful effect to the ante-chamber parts, the setting of cleading 242 can reduce heat to the diffusion of the position at frequency converter 23 places, avoids disturbing the normal operation of frequency converter; Simultaneously, braking resistor 24 and frequency converter 23 adopt the arrangement of equalitys, have shortened the wiring length of braking resistor to frequency converter.

As shown in Figure 5, in preceding cavity 11,15 fens two-layer arrangements of the control circuit board of elevator, wherein, the standard configuration circuit card is deployed on the adapter plate 16, and described standard configuration circuit card is as elevator master control board, interface board etc., option board then is deployed on the control panel 13, arranged apart like this, not only installation and maintenance are convenient, and outward appearance is clean and tidy;

Adapter plate 16 is connected through the hinge with control panel 13, can open around connecting hinge according to realizing needs, is convenient to the installation of the option board on the control panel 13;

Guar plate 14 is connected by hinge equally with adapter plate 16, but guar plate 14 actvies prevent the interference of static to control circuit board.

As shown in Figure 6, in preceding cavity 11, go back arrangement relay block 17, air switch parts 18, connecting groove 19, card 201, capacitive element 202, filter 203, main contactor 204, transformer connection terminal 205 and terminal row 206 are arranged;

Wherein, relay block 17 is deployed in the below of control circuit board 15, arranged beneath at relay block 17 has air switch parts 18, air switch parts 18 and relay block 17 are installed on the control panel 13, for the ease of the wiring of above-mentioned parts, connecting groove 19 carries out arrangement around control circuit board 15 and relay block, air switch parts;

Card 201 is deployed in the bottom of ante-chamber, and this card can adopt turnover card, not only is beneficial to installation, and a lot of mixed and disorderly lines can be placed in the inner space.

Below the cabling situation in the control housing is described, equally with reference to figure 6, the active wire joint mode of control housing is, initiatively arrive frequency converter (23) through terminal row (206), filter (203) on the alignment, initiatively the line of force inserts elevator main through main contactor (204), terminal row (206) downwards from frequency converter (23);

The connection mode of the light current control line of control housing is: control line enters voltage transformer (205) through terminal row (206), comes out to insert each light current function unit from voltage transformer (205) again.

The above is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.

Claims

1. an elevator control cabinet comprises, a cabinet and internal part is characterized in that,

Described cabinet (1) comprises former and later two independently cavitys (11,12) at least, the light current function unit is arranged in the described preceding cavity (11), the radiating gill of frequency converter (23), voltage transformer (25) and braking resistor (24) are arranged in the described rear chamber (12), and the back shroud (22) of cabinet (1) is the heat delivery surface of rear chamber.

2. elevator control cabinet according to claim 1 is characterized in that, the fixedly separating device that described cabinet (1) is divided into former and later two individual cavity is control panel (13).

3. elevator control cabinet according to claim 2 is characterized in that, described voltage transformer (25) is deployed the bottom in rear chamber, and the connection terminal (205) of voltage transformer (25) is installed on the control panel (13).

4. elevator control cabinet according to claim 2, it is characterized in that, described braking resistor (24) is mounted in the rear chamber, and braking resistor (24) and control panel (13) are provided with between control panel cleading (241), braking resistor (24) and the frequency converter (23) and are provided with frequency converter cleading (242).

5. elevator control cabinet according to claim 2 is characterized in that, the circuit card in the described light current function unit divides two-layer arrangement; Wherein, the standard configuration circuit board layout is on adapter plate (16), and option board is arranged on the control panel (13);

Described adapter plate (16) is hinged with control panel (13), with described adapter plate (16) hinge joint guar plate (14) is arranged.

6. elevator control cabinet according to claim 5 is characterized in that, the below arrangement of described circuit card (15) has relay block (17), and described relay block (17) is installed on the control panel (13).

7. elevator control cabinet according to claim 6 is characterized in that, the below arrangement of described relay block (17) has air switch parts (18), and described air switch parts (18) are installed on the control panel (13).

8. elevator control cabinet according to claim 7 is characterized in that, is deployed with connecting groove (19) around described air switch parts (18), relay block (17) and circuit board component (15), and described connecting groove is installed on the control panel (13).

9. elevator control cabinet according to claim 8, it is characterized in that, the active wire joint mode of the forceful electric power parts of described function unit is, initiatively arrive frequency converter (23) through terminal row (206), filter (203) on the alignment, initiatively the line of force inserts elevator main through main contactor (204), terminal row (203) downwards from frequency converter (23);

The control line connection mode of the light current parts of described function unit is: control line enters voltage transformer (206) through terminal row (206), comes out to insert each light current function unit from voltage transformer (206) again.

10. according to each described elevator control cabinet among the claim 1-9, it is characterized in that, all have louvre on the coaming plate (101) of described cabinet (1) and the loam cake (102).