JPS61295452A - Box for controlling air conditioner - Google Patents

Abstract

PURPOSE:To make it possible to integrate the operating part and the control part into the main body of the air conditioner or to separate the operating part from the control part as a remote control operation, thus making it possible to meet any execution mode by using the operating part and the main body of the control part in an integrated form and in a separated form. CONSTITUTION:In a case where a large number of air conditioners 10 are provided and controlled in their operation individually in a state where an operating part 18 and a control part main body 20 are connected to each other by means of the connecting part 32 of a mounting part 26 sidewise through holes 56 and 56a and a set screw 57, that is, in a state where the control part main body 20 is integrated into the control part main body 20. Next, if the work executive condition is to separate an operating part 18 from the control part main body 20, the operating part 18 is provided at a position where the operation is carried out in an easiest manner and a plurality of the control part main bodies 20 are collected at positions where the concentrated management is easily carried out, in a plate inner box. From a state where a hanging portion 27 is deviated and slipped off in the depth direction from a bending piece 13, the operating part 18 is separated from the control part main body 20 by removing a set screw 57 sidewise.

Description

[Detailed description of the invention] Industrial applications The present invention relates to a control box for an air conditioner.

BACKGROUND ART Conventionally, an operation control device for an air conditioner such as a fan coil unit installed in a building, etc. has an operation section,
It has a control section consisting of an electronic circuit that controls a blower or an electric valve (for water flow) by operating this operation section. To explain this with reference to FIG. 5, there is a pillar 2 in a large room 1 such as a building, and a plurality of air conditioners 3 are installed at the corners of the room 1. An operating section 4 is provided, and a control section 6 housed in the inner surface 5 of the panel is provided at a remote position.

That is, the operation unit 4 has a room temperature setting volume, a speed adjustment volume for the blower in the air conditioner 3, a run/stop switch, etc., and is operated according to the intention of a resident or a building manager. The control unit 6 is connected to the operation unit 4 by a signal line, etc., and is a printed circuit board with electronic circuits and electric circuits for controlling the blower and controlling water flow to the air conditioner based on operation commands from the operation unit 4. It has a substrate and is provided inside the inner surface 5 of the board. In this case, the air conditioner 3 can be controlled remotely, and the control section 6 is also provided within the panel inner surface 5, so that, for example, a plurality of control sections can be centrally managed. Although Fig. 6 shows an example in which the operating section 4 and the control section 6 are installed separately in the main body of the air conditioner, both the operating section 4 and the control section θ are fixed within the main body of the air conditioner. There are also forms in which it is incorporated.

Problems to be Solved by the Invention As described above, in the conventional air conditioner, the operation section 4 and the control section 6 are integrated into the main body of the air conditioner as electrical components, or the operation section 4 and the control section 6 are integrated and integrated, or the operation section 4 is used for remote control or centralized management. and a control section 6 are respectively provided to perform wiring work and provide convenience in operation and management.

However, depending on the customer side, which of these forms is chosen varies, and even though the operating section 4 and the control section 6 are originally configured and incorporated into the main body of the air conditioner 3, The client's request is for remote control,
When a request for a centralized management system was made, it had to be produced as a completely different product, that is, a special order, which required a lot of time and effort on the production side and wiring work, which led to problems such as increased costs. .

The present invention solves these conventional problems, and can be integrated into the main body of an air conditioner, and when it is desired to have it for remote control, it is possible to separate the operating section and the control section. The purpose is to make it compatible with construction.

Means for Solving the Problems In order to achieve the above object, the present invention provides an operating section having a room temperature setting volume, a run/stop switch, etc., and a system in which the operating section is hung on a back frame on the back side of the air conditioner main body. a mounting plate provided on the front side with a locking part that locks with the front frame from the front side and a connecting part that connects to the control unit main body; a control unit cover provided to engage with the front fixing piece and cover the top surface; Similarly, the control surface is provided with a terminal block cover that locks with the front fixing piece and covers the bottom surface.

Operation With this configuration, when operating the air conditioner body individually, the operating section and the control section are connected by the connection section of the mounting plate and configured as one body, so that the air conditioner can be operated individually. However, when remote control is required during construction, the operating section and control section, which are fixed to the front frame, are removed from the front to perform remote construction.

EXAMPLE An example of the present invention will be described below with reference to FIGS. 1 to 4. In the figure, 1o is the main body of an air conditioner that is installed in large numbers in large rooms such as buildings, and is shown with a front panel (not shown) removed. This main body 10 has a side plate 11, a rear top plate 12 forms a rear frame, and a folding piece 13 (FIG. 2) is provided inside thereof. A front frame 14 serving as a stay is provided on the front side of the main body 1°. Between the front frame 14 and the rear frame 12 are an air outlet grill 16 and a room temperature setting volume 16. An operating section 18 having a run/stop switch 17 is provided, and a lid 19 for opening and closing the operating section 18 is provided.

Reference numeral 2o denotes a control section main body connected to the operation section 18, and a control section cover 21 and a terminal block cover 22 are locked with screws 23 so as to open from the front side. In addition, 24 in the figure is an air blower, and 26 is a heat exchanger, which are provided in the main body 1o.

In FIG. 2, reference numeral 26 denotes a mounting plate to which the operating section 18 is fixed, and has a U-shaped hanging section 27 on the rear part that can be hung on the bent piece 13 of the rear frame 12, and the operating section is on the main surface. It has an opening 28 into which the controller 18 is fitted, a locking part 3o made of a bent piece that locks the front frame 14 and the fixing screw 23 at the front part, and is further connected to the side plate 31 of the control unit main body 20 at the side part. In order to do this, it has a connecting portion 32 (dotted line) that is bent downward.

A printed circuit board 33 of a control section 34 incorporating an electronic circuit is provided in the control section main body 2o, and this printed circuit board 33 is fixed to a back plate 36 of the control section main body 2o with a support 35. Fixing pieces 38 are made to protrude vertically above and below this print. This fixing piece 38 has a fixing hole 39 and is used to fix the control unit main body 20 when centrally managing it at a remote location. Control unit main body 2o
A ventilation hole 40 for cooling the heat generating part is formed in the side plate 31, and a front fixing piece 41 is formed by bending the front part of the side plate 31.
The front fixing piece 41 has screw holes 42 and 43.
has been established. The control unit cover 21 is provided to cover the top surface, and has a protruding piece 46 at the lower end that partitions the terminal block 37 and the control unit 34, and a hole for fixing to the front fixing piece 41. It has 46. The terminal block cover 22 is provided with a bottom piece 48 so as to cover the bottom surface of the control unit main body 20, and the bottom piece 48 has ventilation holes 4 for cooling the heat generating part.
9 and a notch 51 for passing the lead wire 60,
Similar to the control section cover 21, the hole 52 is connected to the front fixing piece 41.
Fix it using.

Note that 66 shown in FIG. 2 is a partial view of the front panel.

In the above configuration, when a large number of air conditioners 10 are provided and their operation is controlled individually, the operation section 18 and the control section main body 20 are connected from the side through the hole 56 through the connection section 32 of the mounting plate 26, as shown in FIG. 56a and fixing screws 67 (FIG. 2), that is, the control section main body 20 is incorporated into the main body 1o of the air conditioner and operated individually.

Next, if the construction conditions are such that the operating section 18 and the control section main body 20 are separated, the operating section 18 is placed in a position where it is most convenient to operate, and the control section main body 2o is placed on the inner surface of the panel (not shown) in a position where it is easy to perform centralized management. Collect multiple units in one box. This centralized management of the control unit main body 2o is often implemented and managed especially in air conditioners that are difficult to maintain, such as floor-standing concealed type and ceiling-embedded type. ζWhen carrying out construction work,
First, from the state of the air conditioner 10 shown in FIG.
Remove the fixing screw 29 from the front side (after removing the front panel 65), and then remove the hook 27 by shifting it from the bent piece 13 in the depth direction. From this removed state, remove the lateral fixing screw 67 and separate the operating section 18 and the control section main body 2o. After being separated, the operating portion 18 is attached to a convenient location such as a wall, but at this time the mounting plate 26 is discarded and the operating portion 18 is embedded and attached to the wall surface. On the other hand, the control unit main body 20 is centrally managed for a plurality of units at a convenient location for maintenance, and in this case, it is fixed to the inner surface of the panel (not shown) using the hole 39 of the fixing piece 38.

Next, when connecting the wiring for the primary power supply, use the fixing screw 23.
a, remove the terminal block cover 22, and connect the wiring to the terminal block 3.

Next, when it is desired to perform maintenance on the printed circuit board 33 of the control section 34, the screws 23 are removed, the control section cover 21 is removed, and the printed circuit board 33 is maintained.

Next, when attaching only the operation part 18 to the main body of the air conditioner 10 and centrally managing the control part main body 2o in a position where maintenance can be easily performed, remove the fixing screw 29 from the front and remove the hook part 2 and fix it further. Remove the screw 57 to separate the operating section 18 and the control section main body 20, and then fix the operating section 1B to the bent piece 13 again by fixing the hanging section 27 with the fixing screw 29. Then, the control unit main body 20 is fixed at the central control position using the fixing piece 38, and the air conditioners 10 are individually operated.

As a result, the operating position and the management position of the control unit main body 2o can be freely selected according to the wishes of the consumer who installs the air conditioner 1Q, and moreover, when performing maintenance on the control unit 34, the control unit 34 can be maintained on the air conditioner side Maintenance can be performed from the front side, whether it is on the central management side or on the central management side.

Effects of the Invention As described above, the present invention provides a control unit in which an operating part is fixed to a mounting plate having a hanging part on the rear side, a locking part on the front part, and a connecting part on the side part, and is connected to the connecting part. The operating unit is equipped with a fixing piece for separating the unit body and fixing it to the inner surface of another panel, a front fixing piece on the front of the side plate, and a control unit cover and terminal block cover that can be attached and detached from the front side. Since the control unit and main body of the air conditioner are integrated and used separately, the operating unit can be incorporated into the main body of the air conditioner and operated individually, or the operating unit can be separated for maximum operation. It is possible to respond to the various demands of customers, such as by installing the control unit in a convenient location, placing the control unit body in the most appropriate position, or leaving only the operation unit on the air conditioner body so that it can be operated individually. A wide variety of installation options are possible. Furthermore, even if the control unit body is attached to the air conditioner body, or separately attached to the inside of the panel,
This has the advantage that all maintenance can be performed from the front side.

[Brief explanation of drawings]

FIG. 1 is a perspective view of an air conditioner according to an embodiment of the present invention in which a control surface is attached, FIG. 2 is a sectional view of the control box, and FIG.
The figure is a perspective view of the mounting plate of the control box, Figure 4 is an exploded perspective view of the control box, and Figure 6 is an installation side view of the air conditioner, operation unit, and control unit to explain the conventional example. It is. 1o...Air conditioner, 18...Operation unit, 20...Control unit main body, 21...Control unit cover, 22... Terminal block cover, 26...
... Mounting plate, 27... Hanging part, 30...
- Locking part, 31...Side plate, 32...Connection part, 33...Printed circuit board, 34...
・Control unit, 36... Rear plate, 38...
Fixed piece, 41...Front fixed piece. Name of agent: Patent attorney Toshio Nakao and 1 other person
3 Figure 5

Claims (1)

[Claims] The control unit body is separated from a mounting plate consisting of a hanging part that fixes the operation unit and is hung on the back frame of the air conditioner, a locking part that locks with the front frame, and a connection part that connects to the control unit body. An air conditioner control box consisting of a fixing piece for fixing during installation, a control unit cover that is removable from the front side, and a terminal block cover that is also removable from the front side.