KR20110065002A - Blower for vehicles - Google Patents

Abstract

PURPOSE: A vehicle blower is provided to achieve cost saving and productivity enhancement by applying a filter, which is integrated into a filter cover and a frame. CONSTITUTION: A vehicle blower comprises a blower case(105) and a filter(140). The blower case comprises a blower(130). The blower sucks indoor and outdoor air through an indoor-air inlet(111) and an outdoor-air inlet and sends them to an air-conditioning case. The filter is inserted into the inside of the blower case through a filter inserting unit(113) on one side of the blower case and filters foreign materials from air. The filter inserting unit is arranged to slope to the inserted direction of the filter and guides(150) are formed on the perimeter of the filter inserting unit. The guide guides the filter so that the filter is smoothly inserted into the filter inserting unit.

Description

Blower for Vehicles

The present invention relates to a vehicle blower, and more particularly, by forming a guide around the filter insert so that the filter can be smoothly mounted when the filter is mounted in the blower case in the vertical direction of the vehicle. After removing only a certain part, the service can be minimized as the filter can be AS on the upper part of the instrument panel, and the vehicle which can reduce the cost and productivity by minimizing the number of parts by applying the filter cover and frame integrated. It relates to a blower.

In general, the vehicle air conditioner (1) is a device for cooling or heating the interior of the vehicle by introducing the vehicle indoor / outdoor air by heating or cooling the air to blow into the interior of the vehicle, as shown in Figure 1, (21) and the outdoor air inlet 22 is formed on the upper side, the internal and external air inlet doors 23 are installed to selectively open and close the internal and external air inlets 21 and 22, and the internal and external air conditioning case A blower 10 including a blower 31 for forcibly blowing toward the inlet 43 of the inlet 40, an inlet 43 into which air blown from the blower 10 flows, and the air is discharged Is provided with an outlet 44 is composed of an air conditioning case 40 is provided with an evaporator 41 and a heater core 42 at regular intervals therein.

Here, the internal and external air conversion door 23 is used in various forms, such as a flat type, a dome type, a cylindrical shape, a hemispherical shape, which receive less air pressure.

Figure 2 is a cross-sectional view showing a conventional vehicle blower, as shown, a scroll case 30 is formed on one side connected to the air conditioning case 40 and the upper portion of the scroll case 30; In addition to being installed at the upper portion of the scroll case 30, the internal and external air inlets 21 and 22 are formed so that internal and external air can be introduced respectively, and selectively open and close the internal and external air inlets 21 and 22. An intake duct 20 having internal and external air conversion doors 23 installed therein; A motor mounted so that the rotary shaft 33a is vertically mounted on the lower portion of the scroll case 30 to rotate the blowing fan 32 and the blowing fan 32 rotatably installed in the scroll case 30 ( A blower 31 composed of 33); The inlet ring 36 is formed at the top of the scroll case 30 to guide the air introduced into the intake duct 20 to the inside of the blower fan 32.

In addition, between the intake duct 20 and the scroll case 30, a filter 38 for filtering foreign matter contained in the air is inserted into the horizontal direction. In this case, a filter inserting portion 25 for inserting the filter 38 is formed between the intake duct 20 and the scroll case 30, and a separate filter cover 37 is formed in the filter inserting portion 25. Mounted and closed.

Therefore, when the blower fan 32 is rotated by the driving of the motor 33, the internal and outdoor air inlets 21 and 22 are selectively opened according to the opening degree of the internal and external air switching doors 23. Internal and external air is introduced into the intake duct 20, and internal and external air introduced into the intake duct 20 are filtered while foreign matter passes through the filter 38, and thereafter, a blowing fan is provided through the inlet ring 36. It flows in the axial direction of 32, and it is discharged in the radial direction of the blowing fan 32. As shown in FIG. This air flows along the side wall of the scroll case 30 and is blown into the air conditioning case 40 through the outlet 35.

However, in the case of the blower 10 in which the rotating shaft 33a of the motor 33 is vertically mounted as shown in FIG. 2, the insertion direction of the filter 38 is parallel to the filter inserting portion 25. Since the filter 38 is inserted in the horizontal direction, it is easy to remove the glove box 3 in front of the passenger seat when the filter 38 is installed.

In the case of the blower in which the rotating shaft 33a of the motor 33 is mounted in a horizontal direction according to the vehicle type, the filter 38 must be inserted and installed in the vertical direction. Since it is impossible to remove all of the instrument panel 2 in the vehicle interior, this causes a problem of excessively increasing service costs.

An object of the present invention for solving the above-described problems is to form a guide around the filter insert so that the filter can be mounted smoothly when the filter is mounted in the ventilation case in the vertical direction of the vehicle, the instrument panel constant in the vehicle interior After removing only the part, the service can be minimized as the filter can be AS on the upper part of the instrument panel, and the air blower for vehicle that can reduce the cost and productivity by minimizing the number of parts by applying the filter cover and frame integrated. To provide a device.

The present invention for achieving the above object, the blower case having a blower to blow the air to the air-conditioning case by sucking the internal and external air through the inlet, the air inlet, and the blower case through the filter inserting opening on one side of the blower case In the vehicle blower comprising a filter which is inserted into the interior of the filter to filter the foreign matter contained in the air, wherein the filter inserting portion is disposed to be inclined at a predetermined angle inclined with respect to the filter inserting direction, A guide for guiding and supporting the filter may be formed to smoothly insert the filter into the filter insert.

The present invention provides a guide around the filter insert so that the filter can be mounted smoothly when the filter is mounted on the blower case in the vertical direction of the vehicle, thereby eliminating the need to remove the entire instrument panel during the filter AS. The service cost can be minimized as the filter can be AS after removing only the removal part of the instrument panel located upward.

In addition, the filter cover and the frame, the filter, the handle is integrated into the filter to minimize the number of parts can reduce the cost and improve the productivity.

In addition, by forming a stopper on the inner side of the sliding wall, the filter mounted in the blower case is caught by the stopper to prevent the separation and flow.

In addition, by forming an interference preventing groove in the guide wall, when the operator grasps the handle of the filter and inserts the filter into the filter insert, interference between the operator's hand and the guide wall is prevented.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Repeated description of the same construction and operation as in the prior art will be omitted.

3 is a front view illustrating a state in which a vehicle blower according to the present invention is connected to an air conditioning case, FIG. 4 is a cross-sectional view taken along line AA of FIG. 3, and FIG. 5 is a cross-sectional view illustrating a state where the filter is inserted into the filter inserting portion of FIG. 4. 6 is a perspective view illustrating a vehicle blower according to the present invention, and FIG. 7 is a perspective view illustrating a filter of the vehicle blower according to the present invention.

As shown, the blower 100 according to the present invention is a blower case 105 having a blower 130 to suck the internal and external air through the internal and external air inlet (111,112) to blow to the air conditioning case 40 side And a filter 140 inserted into the blower case 105 through a filter inserting portion 113 opened at one side of the blower case 105 to filter foreign substances contained in the air.

The blower case 105 has an intake duct 111 and an outside air inlet 112 formed at one side thereof, and an intake duct 110 open at the other side thereof and rotatably installed in the intake duct 110. Inside and outside air conversion door 115 for selectively opening and closing the outdoor air inlet 111, 112, and coupled to the other open side of the intake duct 110, the inside flows into the intake duct 110, The scroll case 120 is provided with a blower 130 for forcibly blowing outside air to the inlet side 43 of the air conditioning case 40.

The blower 130 is connected to the blower fan 132 rotatably installed inside the scroll case 120, the blower fan 132 and the rotating shaft 131a to drive rotation, and the scroll case 120. It consists of a motor 131 coupled to one side of.

Here, the motor 131 of the blower 130 is mounted so that the rotation shaft 131a is disposed in the longitudinal direction of the vehicle.

The internal and external air conversion door 115 is driven by a separate cable (not shown) or an actuator (not shown) installed on the outside of the blower case 105.

In addition, the blower 100 is formed by extending the outlet 121 to one side of the scroll case 120 to be coupled to the inlet side 43 of the air conditioning case 40.

In addition, between the intake duct 110 and the scroll case 120, the bell mouse (guiding internal and external air introduced through the internal and external air inlets 111 and 112) to the inside of the blower fan 132 ( An inlet ring 123 through which 122 is formed is provided. In the present invention, the inlet ring 123 is integrally formed with the scroll case 120.

On the other hand, the internal and external air conversion door 115 is shown in the figure for the convenience of the dome-shaped door, in addition to the flat, cylindrical, hemispherical, etc. are all possible.

In addition, the filter insertion unit 113 is formed through the upper side of the blower case 105, and the filter 140 is inserted into the up and down height direction of the vehicle inside the blower case 105. Of course, the mounting part 114 for accommodating and mounting the filter 140 inside the blower case 105 is also formed in the vertical direction of the vehicle.

Here, the filter insertion portion 113 may be formed in a portion assembled between the intake duct 110 and the scroll case 120, and integrated into the intake duct 110 in consideration of assembling as shown in the drawing. It can also be formed.

As such, since the rotating shaft 131a of the motor 131 mounted on the scroll case 120 is mounted to be disposed in the longitudinal direction of the vehicle, the filter 140 has a vertical height of the vehicle inside the blower case 105. It is mounted in the direction.

The filter insertion unit 113 is disposed to be inclined at a predetermined angle θ with respect to the insertion direction of the filter 140 as shown in FIG. 5. That is, the insertion direction of the filter 140 inserted downward and the filter insertion portion 113 is arranged to form a predetermined angle (θ).

In FIG. 5, the filter insertion part 113 disposed to be inclined at a predetermined angle θ with respect to the insertion direction of the filter 140 extends in the vertical direction of the vehicle.

In addition, a guide 150 for guiding and supporting the filter 140 is formed around the filter inserting portion 113 to smoothly insert the filter 140 into the filter inserting portion 113.

The guide 150 may include a guide wall 151 protruding from one side in the width direction of the filter inserting portion 113 to guide the filter 140 to the filter inserting portion 113, and the filter inserting portion 113. Protrudingly formed at both ends in the longitudinal direction and extending at right angles to both ends of the guide wall 151, the sliding wall 152 for sliding support of the filter 140.

That is, as shown in the drawing, the removal unit 2a is detachably formed at a predetermined portion of the instrument panel 2 positioned above the filter inserting unit 113, and the filter 140 is AS After removing the removal unit 2a, the filter 140 is replaced, repaired, or cleaned. Here, when the filter 140 is inserted into the filter insertion unit 113, the upper space of the instrument panel 2 is narrow so that the filter is removed. Since it is difficult to vertically insert (140) vertically, the filter 140 should be inserted into the filter inserting portion 113 by slightly inclining the filter 140 as shown in FIG. 5, wherein the tip of the filter 140 has the tip of the guide 150. The guide wall 151 is smoothly guided to the filter insertion portion 113.

As such, the guide 150 may be formed only at a position to guide the filter 140 when the filter 140 is inserted into the filter inserting portion 113 without having to form the entire circumference of the filter inserting portion 113. That is, since the filter 140 is slightly inclined as shown in FIG. 5 to be inserted into the filter inserting portion 113, the guide wall 151 should be formed only at one side in the width direction of the filter inserting portion 113 to smoothly filter without interference. 140) can be guided.

Of course, in the process of inserting the filter 140 into the filter inserting portion 113, the filter 140 is slightly inclined due to the space narrowing, but passes through the filter inserting portion 113 to the inside of the blower case 105. When mounted, the filter 140 is mounted in the vertical direction of the vehicle.

At this time, the filter 140 is preferably formed of a flexible material so that it can be inserted smoothly through the filter inserting portion 113. That is, when the filter is inserted into the filter inserting portion 113, the filter is inserted slightly inclined, and the portion inserted into the blower case 105 through the filter inserting portion 113 is vertically inserted so that the filter 140 is soft. It must be formed of a material that can be inserted smoothly.

The filter 140 may include a frame 142 formed in a lattice shape, a filter cover 141 integrally formed at one end of the frame 142 to close the filter insert 113, and the The filter unit 143 attached to the frame 142 to filter foreign matter, and a handle 144 formed on the outer surface of the filter cover 141. As such, the filter 140 has a frame 142, a filter cover 141, a filter unit 143, and a handle 144 integrally configured to minimize the number of parts, thereby improving cost and productivity.

On the other hand, the inside of the blower case 105 may be provided with a unit filter 140 formed into a plurality of divided as shown in the drawing, or may be provided with one unit filter 140 in accordance with the size of the filter inserting portion 113. have.

In addition, when the operator grabs the handle 144 of the filter 140 and inserts the filter 140 into the filter inserting portion 113, the operator's hand interferes with the guide wall 151. The interference prevention grooves 151a are formed so as not to.

Here, since the filter 140 is formed of a plurality of unit filters 140 formed in a plurality, the interference preventing groove 151a is a plurality of unit filters 140, each of the crystal on the filter inserting portion 113. It is formed at each position on the guide wall 151 corresponding to the regular assembly position of each unit filter 140 to be guided to the assembly position.

In addition, a stopper 152a protrudes from an inner surface of the sliding wall 152 to prevent the filter 140 from being separated. Therefore, the filter 140 mounted in the blower case 105 through the filter inserting portion 113 is caught by the stopper 152a, thereby preventing separation and flow.

Hereinafter, the operation of the vehicle air conditioner according to the present invention.

At the time of filter 140 AS, the filter 140 is removed after removing only the removal part 2a of the instrument panel 2 located above the filter insertion part 113 without removing the entire instrument panel 2. It will be replaced, repaired and cleaned.

First, the case in which the filter 140 is mounted inside the blower case 105 will be described. Since the upper space of the instrument panel 2 is narrow and it is difficult to vertically insert the filter 140, the operator may filter the filter 140. Grab the handle 144 of 140 and insert the filter 140 into the filter insert 113 by slightly inclining the filter 140 toward the worker side.

At this time, since the tip of the filter 140 is smoothly guided along the guide wall 151 of the guide 150 to the filter inserting portion 113, the inserting operation can be simplified, and the operator can finish the filter 140. Pushed in to the inside of the blower case 105 is mounted in the vertical direction of the vehicle.

Even if the worker grasps the handle 144 and pushes the filter 140 to the end, interference does not occur between the operator's hand and the guide wall 151 by the interference preventing groove 151a formed in the guide wall 151.

In addition, even when the filter 140, which is mounted in the upper and lower height directions of the vehicle, is slightly inclined when the filter 140 is inserted through the filter inserting portion 113, the filter 140 may be smoothly inserted. have.

When the filter 140 is inserted into the blower case 105, the filter inserting portion 113 is closed by the filter cover 141 of the filter 140, and both ends of the filter cover 141 are closed. Is caught by the stopper 152a formed inside the sliding wall 152 of the guide 150 to prevent separation and flow.

On the other hand, when the filter 140 is removed from the blower case 105, the above process may be performed in reverse order.

1 is a schematic view showing a conventional vehicle air conditioner,

2 is a cross-sectional view showing a conventional vehicle blower;

3 is a front view showing a state in which a vehicle blower according to the present invention is connected to an air conditioning case;

4 is a cross-sectional view taken along the line A-A of FIG.

5 is a cross-sectional view illustrating a state in which a filter is inserted into a filter inserting portion in FIG. 4;

6 is a perspective view showing a vehicle blower according to the present invention;

7 is a perspective view showing a filter of a vehicle blower according to the present invention.

<Explanation of symbols for the main parts of the drawings>

100: blower 105: blower case

110: intake duct 111: air inlet

112: outside air inlet 113: filter insert

114: mounting portion 115: internal and external air conversion door

120: scroll case 121: exit

122: Bellemouth 123: inlet ring

130: blower 131: motor

132: blowing fan 140: filter

141: filter cover 142: frame

143: filter unit 144: handle

150: guide 151: guide wall

151a: interference preventing groove 152: sliding wall

152a: stopper

Claims (9)

A blower case 105 having a blower 130 to suck the inside and the outside air through the inside and outside air inlets 111 and 112 and to be blown to the air conditioning case 40, and a filter insertion opening to one side of the blower case 105. In the blower for a vehicle comprising a filter 140 is inserted into the inside of the blower case 105 through the 113 to filter the foreign matter contained in the air, The filter insertion unit 113 is disposed to be inclined at an inclination angle (θ) with respect to the filter 140 insertion direction, A vehicle blower, wherein a guide 150 is formed around the filter inserting portion 113 to guide and support the filter 140 so as to smoothly insert the filter 140 into the filter inserting portion 113. Device. The method of claim 1, The guide 150 may include a guide wall 151 protruding from one side in the width direction of the filter inserting portion 113 to guide the filter 140 to the filter inserting portion 113, and the filter inserting portion 113. A vehicle blower, which protrudes from both ends in the longitudinal direction and extends at both ends of the guide wall 151 at right angles, and includes a sliding wall 152 for slidingly supporting the filter 140. The method of claim 2, The inner blower of the sliding wall 152, characterized in that the stopper (152a) is formed to protrude so as to prevent the separation of the filter (140). The method of claim 2, The guide wall 151 is a vehicle blower, characterized in that the interference prevention groove (151a) is formed to prevent interference when the operator grasps the handle (144) formed in the filter 140. The method of claim 4, wherein The filter 140 is composed of a unit filter 140 formed into a plurality of, The interference preventing groove 151a may include the guide wall corresponding to the regular assembly position of each unit filter 140 such that the plurality of unit filters 140 are guided to respective regular assembly positions on the filter insertion unit 113. Vehicle blower, characterized in that formed in each position on the 151. 6. The method according to any one of claims 1 to 5, The filter insertion unit 113 is formed through the upper side of the blower case 105, the filter 140 is a vehicle blower, characterized in that mounted in the up and down height direction of the vehicle inside the blower case 105 . 6. The method according to any one of claims 1 to 5, The blower 130 is a vehicle blower, characterized in that mounted on the blower case 105 so that the rotary shaft 131a of the motor 131 for rotationally driving the blower 130 is disposed in the longitudinal direction of the vehicle. . The method of claim 1, The filter 140 may include a frame 142 formed in a lattice shape, a filter cover 141 formed at one end of the frame 142 to close the filter insert 113, and the frame 142. The filter unit 143 attached to the filter to filter the foreign matter, and a vehicle blower, characterized in that made of a handle (144) formed on the outer surface of the filter cover (141). The method of claim 8, The filter 140 is a vehicle blower, characterized in that formed of a soft material to be inserted smoothly through the filter inserting portion (113).

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