JP2009180480A - Power source connecting device for ventilating device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a power source connecting device for a ventilating device where the ventilating device is not heightened though a capacitor and a quick binding terminal are disposed in the ventilating device, and its cost is not increased. <P>SOLUTION: A case 6 is provided with a motor connecting portion 6a for connecting a connector terminal 5a connected with a lead wire of a winding disposed inside a motor 5, and a power source wire connecting portion 6b for connecting a power source wire 10 to an opposed side face, a plurality of conductive electrodes as quick binding terminals and the capacitor 6c for operation are integrally disposed inside of the case 6, and the case 6 is connected at the outside of the motor 5. As the case 6 is disposed in a space outside of the motor 5, the height is not increased even when the capacitor 5c and the quick binding terminals are disposed inside of the ventilating device, and further as the case 6 is not affected by a temperature in the motor 5, it is unnecessary to provide the case 6 with heat insulating performance, thus the cost is not increased. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a power supply connecting device for a ventilator that arranges a main body behind a ceiling and connects to a duct for ventilation.

  Conventionally, as this type of power supply device for a ventilator, a power supply device provided in a ceiling fan is known (for example, see Patent Document 1).

  Hereinafter, the power supply connection device for the ceiling ventilation fan will be described with reference to FIGS. 8 and 9.

  As shown in the figure, a main body 111 is fixed to a ceiling base material (field edge) 101 by a lower flange portion, and a blade 112 and a casing 113 are provided inside the main body 111. The blade 112 is a motor. 114 is fixed to a shaft 114e.

  An adapter 115 is provided on the side surface of the main body 111 and is connected to the exhaust duct 106. The blades 112 are rotated by the operation of the motor 114, and the indoor air is discharged to the duct 106 via the adapter 115.

  Further, on the connection board 114h inside the motor 114, a quick connection terminal 114a for connecting a power supply wire and an operation capacitor 114b are mounted.

The lead wire of the stator winding 114c of the motor 114 is connected to the connection board 114h, and the fast connection terminal 114a is directly connected to the tip 105a of the power supply wire 105 from the outside of the motor 114. .
Japanese Patent No. 3456812

  In such a conventional power connection device for a ventilator, if a quick connection terminal for holding an operation capacitor and a power supply cable is provided in the motor, the quick connection terminal requiring mechanical strength becomes a large component. Therefore, the outer frame of the motor, in particular, the height is increased, and accordingly the ventilation device itself must be increased, and in the case of a motor having a certain output or more, the temperature inside the motor rises. There is a problem that it is necessary to add a means for protecting the heat-sensitive capacitor from heat or to have a high heat resistance, which is costly.

  The present invention solves such a conventional problem, and even if a condenser and a quick connection terminal are provided in the ventilator, the ventilator power connection device does not increase the cost and does not increase the cost. The purpose is to provide.

  In order to achieve the above object, the power supply connecting device for a ventilator according to the present invention is a box-shaped frame that protrudes from the opening on the ceiling surface to the back of the ceiling, and has a suction port on the bottom surface and a discharge port on one side surface. A blower provided with a motor and blades inside the frame, and a blower suction port communicating with the suction port on a lower surface, and a blower discharge port communicating with the discharge port on one side surface, the discharge port A motor connecting portion connected to a connector terminal connected to a lead wire of a winding provided inside the motor on one side of the outside, provided with an adapter for connecting a duct projecting from and connected to the outside A case provided with a power supply wire connecting portion for connecting a power supply wire is provided on the opposite side surface, and a plurality of conductive electrodes serving as quick connection terminals and an operating capacitor are integrally provided in the case, and the case is provided with the motor. Connect outside Than is.

  Another means is that a plurality of ribs are provided so that the plurality of conductive electrodes are adjacent to and separated from the lower surface of the case.

  Another means is that the conductive electrode on the side of the power supply wire is provided with a release button for pushing the spring and extracting the power supply wire.

  Another means is that the case is composed of two box-shaped parts, and a mating surface is provided on the bottom surface of each of the parts.

  Further, the other means is configured such that the upper surfaces of the cases overlap.

  Moreover, the other means provides the eaves outside the power supply wire connection part of the case.

  Another means includes a voltage drop means using a capacitor in the case.

  According to the present invention, a box-shaped frame that protrudes from the opening of the ceiling surface to the back of the ceiling, has a suction port on the lower surface, and a discharge port on one side surface, and includes a motor and a blade inside the frame. A blower is provided, and has a blower suction port that communicates with the suction port on the lower surface, and a blower discharge port that communicates with the discharge port on one side surface, and projects from the discharge port to connect a duct that communicates outdoors. A motor connection part connected to a connector terminal connected to the lead wire of the winding provided inside the motor on one side surface of the outside, and a power supply cable connection for connecting a power supply cable to the opposite side surface A plurality of conductive electrodes, which are quick connection terminals, and an operating capacitor are integrally provided inside the case, and the case is connected to the outside of the motor by connecting the case outside the motor. External space Even if a capacitor or quick connection terminal is installed in the ventilation device, it does not need to be high, and it is not affected by the temperature in the motor. Therefore, it is possible to provide a power supply connecting device for a ventilator that can be eliminated.

  In addition, by providing a plurality of ribs so that the plurality of conductive electrodes are adjacent to and separated from the lower surface of the case, if the adjacent conductive electrodes have different polarities, even if water enters the case, the ribs Therefore, it is possible to provide a power supply device for a ventilator that is effective in preventing tracking.

  In addition, the conductive electrode on the power supply cable side has a release button for pushing the spring and pulling out the power supply cable, so that the power supply cable can be attached and detached simply by operating the release button. It is possible to provide a power supply connection device for a ventilator that has an effect of being able to perform.

  In addition, the case is composed of two box-shaped parts, and by providing a mating surface on the bottom of each of these parts, even if water enters the case, due to the capillary phenomenon of the gap between the mating surfaces of the bottom Since the water easily flows out of the case, it is possible to provide a power supply connecting device for a ventilator that has an effect of preventing tracking.

  Further, since the upper surface of the case is configured to overlap, it is possible to provide a power supply connection device for a ventilator that can prevent water from entering from the upper surface of the case and prevent tracking. .

  Also, by providing eaves on the outside of the case's power supply wire connection, it is possible to prevent water from entering the case from the power supply wire connection and to prevent tracking. A power connection device can be provided.

  In addition, by providing a voltage drop means using a capacitor in the case, it is possible to provide a power supply connecting device for a ventilator that has an effect of facilitating the speed adjustment of the motor.

  The power supply connecting device for a ventilator according to claim 1 of the present invention is a box-shaped frame that protrudes from the opening on the ceiling surface to the back of the ceiling, has a suction port on the lower surface, and a discharge port on one side surface, A blower provided with a motor and blades is provided inside the frame, and has a blower suction port communicating with the suction port on the lower surface and a blower discharge port communicating with the discharge port on one side surface, and protrudes from the discharge port. A motor connecting portion connected to a connector terminal connected to a lead wire of a winding provided inside the motor on one side surface of the outside, provided with an adapter for connecting a duct communicating with the outdoors A case having a power supply wire connecting portion for connecting a power supply wire, and a plurality of conductive electrodes, which are quick connection terminals, and an operating capacitor are integrally provided inside the case, and the case is provided outside the motor. With what you have connected Ri, provided a capacitor for driving the quick connect terminal in a casing, the casing has the effect of connecting an external motor.

  Further, the plurality of conductive electrodes are provided with a plurality of ribs so as to be adjacent to and separated from the lower surface of the case, and the plurality of conductive electrodes on the lower surface of the case are individually isolated. It has the effect of being separated by ribs.

  Further, the conductive electrode on the side of the power supply wire is provided with a release button for pushing out a spring and pulling out the power supply wire, and the power supply wire can be attached and detached by operating the release button.

  In addition, the case is composed of two box-shaped parts, and a mating surface is provided on the bottom surface of each of these parts, and the case is assembled by bringing the bottom surfaces of the respective parts into contact with each other. Have

  Further, the upper surface of the case is configured to be overlapped, and the case is assembled by bringing the upper surfaces of the respective parts into contact with each other so as to overlap.

  In addition, eaves are provided outside the power supply wire connection portion of the case, and the eaves are provided outside the case power supply wire connection portion so that water does not enter the power supply wire connection portion. Have.

  Further, the voltage drop means using the capacitor is provided in the case, and the voltage drop means using the capacitor is provided in the case so that the voltage drop means using the capacitor reactance is obtained. .

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIGS. 1 to 3, a box-shaped frame 1 that protrudes from the opening of a ceiling surface (not shown) to the back of the ceiling, has a suction port 3 on the lower surface, and a discharge port 1 a on one side surface, and a frame 1. A blower 4 having a motor 5 and blades 4a is provided inside, a blower suction port 4c communicating with the suction port 3 on the lower surface of the frame 1, and a blower discharge port 4d communicating with the discharge port 1a on one side of the frame 1. And an adapter 2a that is connected to a duct (not shown) that protrudes from the discharge port 4d and communicates with the outside. A winding 5d provided inside the motor 5 is provided on one side of the outside of the frame 1. A case 6 having a motor connection portion 6a connected to the connector terminal 5a connected to the lead wire 5e and a power supply wire connection portion 6b connecting the power supply wire 10 to the opposite side surface is provided. A plurality of conductors constituting the connection terminal 7 Comprising a driving capacitor 6c and electrodes 6g together, the motor connecting section 6a of the casing 6 and configured to be connected with an external connector terminal 5a of the motor 5.

  With the above configuration, the quick connection terminal 7 and the operating capacitor 6 c are provided in the case 6, and the case 6 is connected outside the motor 5.

  Therefore, since the case 6 is provided outside the motor 5 in the space outside the frame 1, even if the operation capacitor 6 c and the quick connection terminal 7 are provided in the ventilation device, that is, in the frame 1, Since the height of the case 6 can be accommodated in the casing, it does not have to be heat resistant because it is not affected by the temperature in the motor 5 without increasing the height. It can be eliminated.

  Further, as shown in FIG. 4, when the case 6 is composed of two parts, a case A6m and a case B6n, and is stored adjacent to the lower surface of the plurality of conductive electrodes 6g and the case A6m, the plurality of conductive electrodes A plurality of ribs 6p are provided so that each of 6g is isolated.

  With the above configuration, the plurality of conductive electrodes 6g on the lower surface of the case A6m are separated so as to be separated from each other by the ribs.

  Therefore, when adjacent conductive electrodes 6g have different polarities, even if water enters the case 6, the conductive electrodes 6g are separated by the ribs 6p, so that the creeping distance between the charged parts is increased. , Tracking can be prevented.

  Also, as shown in FIGS. 3, 4, and 6, the spring 6i is pushed into the conductive electrode 6g on the power supply wire 10 side, and a release button 6k for removing the power supply wire 10 is provided. .

  With the above configuration, when the live part 10a at the tip of the power supply cable 10 is connected to the quick connection terminal 7, the live part 10a of the power supply cable 10 sandwiched between the conductive electrode 6g and the spring 6i is provided with the release button 6k. , The rib of the release button 6k pushes the spring 6i, the spring 6i is deformed downward, the pinching is released, and the power supply wire 10 can be extracted.

  Therefore, since the power supply wire 10 can be easily removed simply by operating the release button 6k, the power supply wire can be easily attached and detached, and workability can be improved.

  Further, as shown in FIGS. 4 and 5, the case 6 is configured by two box-shaped parts, a case A6m and a case B6n, and a mating surface 6q is provided on the bottom surface of each case.

  With the above configuration, the case 6 is assembled so that the bottom surfaces are brought into contact with each other by the case A6m and the case B6n.

  Therefore, even if water enters the case 6, the water easily flows out of the case 6 due to the capillary phenomenon in the gap between the mating surfaces 6q of the bottom surfaces of the case A6m and the case B6n, thereby preventing the conductive electrode 6g from being tracked. Will be able to.

  Moreover, it is set as the structure formed so that the upper surface of case 6 might overlap.

  With the above configuration, the case 6 is assembled by bringing the upper surfaces of the case A6m and the case B6n, which are the respective parts, into contact with each other so as to overlap each other.

  Moreover, it is set as the structure which provided the eaves 6r which the water does not penetrate | invade into the inside of the power wire connecting part 6b outside the power wire connecting part 6b of the case 6.

  Therefore, water can be prevented from entering from the upper surface of the case 6 and tracking can be prevented.

  In addition, water can be prevented from entering the case 6 from the power supply wire connection portion 6b, and tracking can be prevented.

  Further, as shown in FIG. 7, the case 6 includes a voltage drop means 6 s using a capacitor. This voltage drop means 6s is connected in series with the winding of the motor 5, and a high resistance 6t for discharge is connected between the capacitor poles of this voltage drop means 6s.

  With the above configuration, the voltage drop means 6s using the capacitor is provided in the case 6, and the voltage drop means 6s divides the power supply voltage by being connected in series with the motor winding by the capacitor reactance. The power supply voltage to the motor 5 is lowered, the output of the motor 5 is lowered, and the speed of the motor 5 can be adjusted. Further, the high resistance 6t connected between the capacitors of the voltage drop means 6s discharges the electric charge charged in the capacitor when the power supply is cut off, and the potentials of all the charging parts connected to the motor 5 are made safe. Can be lowered.

  Therefore, the speed adjustment of the motor can be easily and safely performed without using the motor speed adjusting means by tapping out the winding of the motor.

  The power supply connection device for a ventilator according to the present invention can reduce the overall size of the device without increasing the external dimensions of the motor, can be reduced in cost, and has good workability. It can also be applied to equipment applications.

1 is an exploded perspective view showing a power supply connecting device for a ventilator according to Embodiment 1 of the present invention. Sectional drawing which shows the motor of the power supply connection device for the ventilator Sectional drawing which shows the case part of the power supply connection device for the ventilator Exploded perspective view showing the case portion of the power supply connection device for the ventilator The expanded sectional view which shows the case bottom part of the power supply connection device for the ventilator Sectional drawing which shows the case part of the power supply connection device for the ventilator Exploded perspective view showing the case portion of the power supply connection device for the ventilator Sectional drawing which shows the power supply connection apparatus for conventional ventilators Sectional view of the motor part of the power supply connection device for the ventilator

Explanation of symbols

1 Frame 4 Blower 5 Motor 5a Connector terminal 5d Winding 5e Lead wire 6 Case 6a Motor connection 6b Power supply cable connection 6c Operation capacitor 6g Conductive electrode 6k Release button 6m Case A
6n Case B
6p rib 6q mating surface 6r eaves 6s voltage drop means 7 quick connection terminal 10 power cable

Claims (7)

A box-shaped frame that protrudes from the opening of the ceiling surface to the back of the ceiling, has a suction port on the lower surface, and has a discharge port on one side surface, and a blower that includes a motor and blades inside the frame. A suction port that communicates with the suction port, and a blower discharge port that communicates with the discharge port on one side surface, and includes an adapter that projects from the discharge port and connects a duct that communicates with the outside. A case having a motor connection portion connected to a connector terminal connected to a lead wire of a winding provided inside the motor on one side surface, and a power supply wire connection portion connecting a power supply wire to an opposite side surface The ventilator power supply apparatus according to claim 1, wherein a plurality of conductive electrodes, which are fast connection terminals, and an operating capacitor are integrally provided in the case, and the case is connected outside the motor. The power supply connecting device for a ventilator according to claim 1, wherein a plurality of ribs are provided so that the plurality of conductive electrodes are adjacent to and separated from the lower surface of the case. The power supply connecting device for a ventilator according to claim 1 or 2, wherein the conductive electrode on the power supply wire side is provided with a release button for pushing a spring and extracting the power supply wire. The power supply connecting device for a ventilator according to claim 1 or 2, wherein the case is composed of two box-shaped parts, and a mating surface is provided on the bottom surface of each of the parts. 5. The power supply connecting device for a ventilator according to claim 4, wherein upper surfaces of the cases are configured to overlap each other. The ventilator power connection device according to any one of claims 1, 2, and 4, wherein an eaves is provided outside the power supply wire connection portion of the case. The power supply connecting device for a ventilator according to any one of claims 1, 2, 4, and 6, further comprising a voltage drop means using a capacitor in the case.

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