KR102277009B1 - Discharge System for Air Conditioner in Railway Vehicles - Google Patents

Abstract

The present invention relates to a discharge device for an air conditioner in a railway vehicle, which comprises: a frame member operably installed at a discharge port provided in an interior side of the railway vehicle to discharge air discharged from the air conditioner provided in the railway vehicle; a plurality of louver members rotatably installed on the frame member and controlling a discharge direction of the discharged air; a driving unit for operably connecting the plurality of the louver members so as to simultaneously rotate the plurality of louver members to one side or the other side; an operation unit for rotating the plurality of louver members to one side or the other by operating the driving unit; an angle maintaining unit which restrains the operation unit after the operation unit is driven by the operation of an operator and prevents the operation unit from being operated differently from the intention of the operator by an external force; and a pressing unit which brings parts constituting the driving unit into close contact with each other to prevent a malfunction in which the power of the driving unit is not transmitted to the plurality of louver members due to the gap between the parts constituting the driving unit when the driving unit is operated by the operation unit. The present invention can easily control the discharge direction of the air.

Description

Discharge System for Air Conditioner in Railway Vehicles

The present invention relates to a discharge device for an air conditioner of a railroad vehicle, and more particularly, it is possible to adjust the discharge direction of air discharged into the vehicle according to seasonal changes and changes in indoor/outdoor temperature difference, and discharge while rotating a plurality of louvers at the same time Discharge for air conditioners of railway vehicles that can control the direction, prevent malfunctions occurring during the operation of rotating a plurality of louvers, and reduce the time and cost required for manufacturing a discharge device that changes the discharge direction It's about the device.

In general, in transportation means such as railroad cars and ships, an air conditioner that maintains indoor air at a temperature, humidity and cleanliness suitable for the season or surrounding environment and removes various kinds of dust or harmful gases, that is, an air conditioner is installed, and a duct, an air outlet, and an exhaust grill for supplying cold or warm (air-conditioned air) processed through the air conditioner into each cabin are formed around the air conditioner.

Here, air conditioning by an air conditioner is to maintain indoor conditions such as temperature, humidity, bacteria, odor, and airflow in a state suitable for the purpose of use of the place.

However, since the conventional exhaust grill is formed in a simple comb pattern, it is difficult to control the speed, direction, and air volume of the wind, so there is a problem in that it is necessary to separately operate the operation buttons such as the air volume and direction of the air conditioner.

In addition, as the induction of indoor air by the vortex and the range of air diffusion are limited, it is difficult to control the airflow distribution and air volume according to the heating and cooling method, so that the air conditioning efficiency is lowered, as well as energy waste and costs due to air conditioning facilities are increased. have.

In order to solve the above problems, an exhaust grill for air conditioning of a railway vehicle has been developed, and the exhaust grill according to the prior art has a first assembly hole for assembling in the center part of the plane, and both sides length based on the first assembly hole A first exhaust grill having a plurality of first exhaust holes formed in the direction or width direction is coupled to the lower portion of the first grill, and a second assembly hole for assembly is formed in the center portion of the plane, and the second assembly hole is the reference and a second exhaust grill in which a plurality of second exhaust holes are formed in both longitudinal or width directions.

The background technology of the present invention is disclosed in Korean Patent Application Laid-Open No. 10-2013-0003119 (published on January 09, 2013, title of invention: exhaust grill for air conditioning of a railway vehicle).

Since the exhaust grill according to the prior art does not have a separate technical configuration for controlling the discharge direction of the air discharged through the grill, when it is installed at the discharge port installed in the passage of the railroad vehicle, depending on the change of season and the temperature difference between indoor and outdoor Only when the air discharge direction is changed to the door side or the open room side, it is possible to maintain a comfortable indoor environment and at the same time prevent the occurrence of frost on the window glass of the door. When the louver driving device is applied to a railway vehicle, there is a problem in that it is difficult to reduce the time and cost required for manufacturing the discharge device.

Therefore, there is a need to improve it.

The present invention can adjust the discharge direction of the air discharged into the vehicle according to the change of season and the temperature difference between indoor and outdoor, and can control the discharge direction while rotating a plurality of louvers at the same time, and malfunctions occurring during the operation of rotating the plurality of louvers An object of the present invention is to provide a discharge device for an air conditioner of a railroad vehicle that can prevent and reduce the time and cost required for manufacturing the discharge device for changing the discharge direction.

The present invention relates to a frame member that is operably installed at a discharge port provided on an interior side of a railway vehicle to discharge air discharged from an air conditioner provided in the railway vehicle; a plurality of louver members that are rotatably installed on the frame member and control the discharge direction of the discharged air; a driving unit for operably connecting a plurality of the louver members so as to simultaneously rotate the plurality of louver members to one side or the other side; an operation unit for rotating the plurality of louver members to one side or the other side by operating the driving unit; an angle maintenance unit for restraining the manipulation unit after the manipulation unit is driven by the operator's operation and preventing the manipulation unit from being operated differently from the intention of the operator by an external force; And when the driving unit is operated by the manipulation unit, pressing the parts constituting the driving unit in close contact with each other to prevent a malfunction in which the power of the driving unit is not transmitted to the plurality of louver members due to the gap between the components constituting the driving unit It is characterized by including wealth.

In addition, the central portion of the frame member of the present invention is provided with an opening and closing portion for maintaining a closed state of the frame member on the wall of the railway vehicle, the louver member, an upper louver disposed on the upper portion of the opening and closing portion; a lower louver disposed under the opening and closing part; and a connecting rod that connects the upper louver and the lower louver and is installed through the opening and closing part.

In addition, the driving unit of the present invention, a plurality of pinion members respectively installed on the rotation shaft of the louver member; and a rack member slidably installed on the frame member so as to be gear-connected to the plurality of pinion members.

In addition, the manipulation unit of the present invention includes a lever member rotatably provided at one end of the rack member, and a lower end of the lever member is rotatably coupled to a coupling piece coupled to one end of the rack member by a fastening member. It is characterized in that the ball member to be installed is formed.

In addition, the angle maintaining part of the present invention includes a sliding hole part into which the lever member connected to the rack member is slidably inserted into the frame member so as to rotate the pinion member in a forward or reverse direction while the rack member slides. and a driving hole formed in the frame member in the same direction as the sliding direction of the rack member; and being bent in a direction spaced apart from the driving hole part, and when the lever member is separated from the driving hole part and inserted after moving the rack member while the lever member slides along the driving hole part, the lever member is restrained. It characterized in that it comprises a restraining groove for braking the sliding motion of the rack member.

In addition, the restraint groove portion of the present invention is characterized in that the release preventing portion is provided to prevent the lever member from being discharged to the outside of the restraint groove portion by an external force and changing the direction in which the louver member is discharged while the rack member slides. .

In addition, the pressing unit of the present invention, the pressing panel that is arranged in close contact with the rack member, is slidably installed in the direction of the pinion member so as to press the rack member toward the pinion member; a support panel installed on the frame member to maintain a gap with the pressing panel; and an elastic member interposed between the support panel and the pressure panel, for pressing the pressure panel toward the pinion member to maintain a gear connection between the rack member and the plurality of pinion members.

Since the discharge device for the air conditioner of a railway vehicle according to the present invention is provided with a driving unit for rotating a plurality of louver members at the same time, a user can rotate the plurality of louver members forward or reverse at the same time by a simple operation of manipulating the operation unit. It has the advantage of being able to easily control the discharge direction.

In addition, since the discharge device for the air conditioner of a railroad vehicle according to the present invention is provided with an angle maintaining part for restricting the operation of the operation part after adjusting the angle of the louver member, the user adjusts the angle of the louver member to the desired angle and then the external force is applied. By this, it is possible to prevent the angle of the louver member from being changed arbitrarily, and there is an advantage in that the discharge direction of cold or warm air can be maintained according to seasonal changes and changes in indoor and outdoor temperature differences.

In addition, the discharge device for the air conditioner of a railroad vehicle according to the present invention is provided with a pressing unit that prevents a gap from occurring between the parts constituting the driving unit, so that the operating force generated while the user operates the operating unit is transmitted to the plurality of louver members. It is possible to prevent malfunctions occurring because the operating force of the operation unit is not transmitted to each louver member due to the clearance formed between the parts when the rotational movement is made, and any one or a part of the louver member among the plurality of louver members is different. There is an advantage in that it is disposed at an angle to prevent the discharging device from being deformed unattractively.

In addition, in the discharge device for the air conditioner of a railroad vehicle according to the present invention, when the user controls the angle of the louver member by manipulating the operation unit and then fixes the operation unit by the angle adjustment unit, the operation unit is separated from the angle adjustment unit and the user's intention There is an advantage in that it is possible to prevent a malfunction in which the angle of the louver member is adjusted differently from the user's intention while the operation part is separated from the angle adjusting part by an external force because the separation preventing part is provided to prevent the operation differently from the user's.

1 is a perspective view showing a discharge device for an air conditioner of a railway vehicle according to the prior art of the present invention.
2 is an exploded perspective view illustrating a rear surface of a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.
3 is a cross-sectional view illustrating a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.
4 is a view illustrating an operation unit and an angle maintaining unit of a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.
5 is an exploded cross-sectional view illustrating an operation part of a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.
6 is a view illustrating an angle maintaining unit of a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.

Hereinafter, an embodiment of a discharge device for an air conditioner of a railway vehicle according to the present invention will be described with reference to the accompanying drawings.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of the user or operator.

Therefore, definitions of these terms should be made based on the content throughout this specification.

1 is a perspective view showing a discharge device for an air conditioner of a railroad vehicle according to the prior art of the present invention, and FIG. 2 is an exploded perspective view showing the rear surface of the discharge device for an air conditioner of a railroad vehicle according to an embodiment of the present invention. 3 is a cross-sectional view illustrating a discharge device for an air conditioner of a railroad vehicle according to an embodiment of the present invention.

In addition, FIG. 4 is a view showing an operation unit and an angle maintaining unit of a discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention, and FIG. 5 is a diagram illustrating a discharge device for an air conditioner of a railroad vehicle according to an embodiment of the present invention. It is an exploded cross-sectional view showing an operation part of the device, and FIG. 6 is a view showing an angle maintaining part of the discharge device for an air conditioner of a railway vehicle according to an embodiment of the present invention.

1 to 6 , the discharge device for an air conditioner of a railroad vehicle according to an embodiment of the present invention is provided on the indoor side of the railroad vehicle so that air discharged from the air conditioner provided in the railroad vehicle is discharged. A frame member 10 that is rotatably installed in the discharge port, a plurality of louver members 12 that are rotatably installed on the frame member 10 to control the discharge direction of the discharged air, and a plurality of louver members 12 A driving unit 30 for operably connecting a plurality of louver members 12 so as to simultaneously rotate to one side or the other side, and a driving unit 30 to rotate a plurality of louver members 12 to one side or the other side by manipulating the driving unit 30 The operation unit 36 and the angle maintaining unit 50 for restraining the operation unit 36 after the operation unit 36 is driven by the operator's operation and preventing the operation unit 36 from being operated differently from the intention of the operator by an external force. And, when the driving unit 30 is operated by the operating unit 36, the power of the driving unit 30 is not transmitted to the plurality of louver members 12 due to the clearance between the components constituting the driving unit 30, preventing malfunction It includes a pressing unit 80 for closely contacting the components constituting the driving unit 30 to each other.

Therefore, depending on the temperature of the air discharged into the interior of the railway vehicle, the air discharge direction can be switched to one side or the other side, and in the summer season when cold air is discharged from the air conditioner, the cold air discharged from the air conditioner causes frost on the doorway window. The discharge direction of cold air can be switched to the opposite direction of the doorway of the guest room to prevent it from happening, and the direction of discharge air can be switched so that warm air is discharged toward the guest room in the winter season when warm air is discharged from the air conditioner.

When changing the direction of the discharge air, the operator opens the frame member 10 and operates the operation unit 36 provided on the rear surface of the frame member 10 to convert the driving unit 30 in the forward or reverse direction while switching the louver member 12 ) can be changed.

At this time, since the discharge device of this embodiment can prevent a gap from occurring between the components constituting the driving unit 30 by the operation of the pressing unit 80, a plurality of louver members ( When rotating 12) in the forward or reverse direction, it is possible to prevent a malfunction in which any one or a portion of the louver member 12 of the plurality of louver members 12 is not rotated and the direction is not changed.

An opening and closing part for maintaining the frame member 10 in a closed state on the wall of a railroad vehicle is provided in the central portion of the frame member 10 of this embodiment, and the louver member 12 includes an upper louver disposed on the upper part of the opening and closing part, and an opening and closing part It includes a lower louver disposed on the lower part of the louver, and a connecting rod that connects the upper louver and the lower louver and is installed through the opening and closing part.

The central part of the frame member 10 of this embodiment is provided with an opening and closing part for fixing and closing the frame member 10 to the inner wall of the railway vehicle, so that the operator inserts the key into the opening and closing part and rotates the frame member 10 in the forward or reverse direction. It can be fixed to the inner wall of the vehicle to maintain the locked state, and since the operation unit 36 is provided on the rear surface of the frame member 10, a erroneous operation of opening the frame member 10 and changing the discharge direction by passengers other than the operator is prevented. be able to

The driving unit 30 of this embodiment is slidably installed on the frame member 10 so as to be gear-connected to the pinion member 34 and the plurality of pinion members 34 respectively installed on the rotation shaft of the plurality of louver members 12 . It includes a rack member (32) that is.

In addition, the operation unit 36 of this embodiment includes a lever member 38 rotatably provided at one end of the rack member 32 , and the lower end of the lever member 38 is fastened to one end of the rack member 32 . A ball member 78 that is rotatably installed on the coupling piece 77 coupled by the member 79 is formed.

Therefore, when the operator inserts a key into the opening and closing part to change the frame member 10 to an open state, and after opening the frame member 10, when the lever member 38 is moved to one side or the other side, the rack member 32 is moved to one side or the other side. Since the plurality of pinion members 34 are rotated in the forward or reverse direction while sliding to the other side, the discharge direction of the air discharged from the air conditioner can be switched while the plurality of louver members 12 are simultaneously rotated to one side or the other side.

After adjusting the direction of the louver member 12 as described above, the lever member 38 is fixed by the angle maintaining part 50, and after closing the frame member 10, the opening and closing part is operated to operate the frame member 10 ) to the closed state, so that the angles of the plurality of louver members 12 are maintained, the air discharged from the air conditioner in the direction set by the operator is constantly discharged.

In addition, in the angle maintaining part 50 of this embodiment, the lever member 38 connected to the rack member 32 so as to rotate the pinion member 34 in the forward or reverse direction while the rack member 32 slides is a frame member. It includes a sliding hole portion 52 that is slidably inserted into the 10, and the sliding hole portion 52 is a driving hole portion 54 formed in the frame member 10 in the same direction as the sliding direction of the rack member 32. And, it is formed by being bent in a direction spaced apart from the driving hole 54, and after the lever member 38 is slid along the driving hole 54 and moves the rack member 32, the lever member 38 is moved to the driving hole part ( 54) and includes a restraining groove portion 56 for restraining the lever member 38 and braking the sliding motion of the rack member 32 when inserted.

In the lower portion of the frame member 10 of the present embodiment, a driving hole 54 is formed long in the left and right directions, and a pair of restraining grooves 56 bent in the downward direction are formed at both ends of the driving hole 54 .

Therefore, when the operator slides the lever member 38 to the left or right along the driving hole 54 , the rack member 32 connected to the lever member 38 slides to the left or right, and the gear is connected to the rack member 32 . As the plurality of pinion members 34 are rotated in the forward or reverse direction, the discharge direction of air is changed while rotating the plurality of louver members 12 in the forward or reverse direction.

After sliding the lever member 38 to one end or the other end of the driving hole 54 , when the lever member 38 is moved in the downward direction and inserted into the restraining groove portion 56 , the lever member 38 cannot slide in the left and right direction. Since it is constrained, the driving of the rack member 32 and the pinion member 34 is restricted, and the direction of the louver member 12 connected to the pinion member 34 is fixed without changing.

In addition, in the restraining groove portion 56 of this embodiment, the lever member 38 is discharged to the outside of the restraining groove portion 56 by an external force to prevent the rack member 32 from changing in the discharge direction of the louver member 12 while sliding. is provided with an anti-separation part 70, and the release-preventing part 70 of this embodiment is installed to protrude in the inner direction of the restraining groove 56, and the lever member 38 inserted into the restraining groove 56 is provided. A first elastic member 74 that slides and provides an elastic force for pressing the locking protrusion 72 inwardly with a curved protrusion to be inserted into the restraining groove 56 and the locking protrusion 72 in the restraining groove 56 inward direction. includes

Therefore, when the operator slides the lever member 38 along the drive hole 54 to move it to one end or the other end of the drive hole 54 , and then inserts the lever member 38 downward into the constraint groove 56 , the lever While the member 38 presses the curved protrusion of the locking protrusion 72 to compress the first elastic member 74 , the lever member 38 is inserted into the restraining groove 56 , and the insertion of the lever member 38 is completed. When the locking protrusion 72 protrudes into the restraining groove 56 by the restoring force of the first elastic member 74 , it is possible to prevent the lever member 38 from being discharged to the outside of the restraining groove 56 .

In addition, the pressing part 80 of this embodiment is disposed in close contact with the rack member 32, and is slidably installed in the direction of the pinion member 34 so as to press the rack member 32 toward the pinion member 34. The pressure panel 82 to be used, the pressure panel 82 and the support panel 84 installed on the frame member 10 to maintain a gap, and interposed between the support panel 84 and the pressure panel 82, press and a second elastic member 86 for pressing the panel 82 toward the pinion member 34 to maintain the gear connection between the rack member 32 and the plurality of pinion members 34 .

Therefore, when the operator moves the lever member 38 to one side or the other side, the rack member 32 slides along the pressing panel 82, and the pressing panel 82 by the elastic force transmitted by the second elastic member 86. ) presses the rack member 32 toward the plurality of pinion members 34 , so it is possible to prevent a gap from occurring between the rack member 32 and the pinion member 34 .

In addition, this embodiment prevents slippage between the rack member 32 and the pressure panel 82 so that the pressure panel 82 and the rack member 32 are not spaced apart, and the slip prevention unit 87 of this embodiment ) includes a sliding groove portion 88 formed in the pressing panel 82 , and a sliding projection 89 protruding from the rack member 32 to be inserted into the sliding groove portion 88 .

Therefore, when the rack member 32 is slid left and right by the lever member 38 , the sliding protrusion 89 moves along the sliding groove 88 , so that the rack member 32 is spaced apart from the pressing panel 82 . can be prevented.

In addition, the lever member 38 of this embodiment is provided with a hinge portion 76 at the lower end so that the lever member 38 is rotatably connected to the rack member 32, and the hinge portion 76 of this embodiment is a rack A coupling piece 77 coupled to one end of the member 32 by a fastening member 79, a first hinge groove portion 77a and a second hinge groove portion formed in the coupling piece 77 and the rack member 32 ( 77b) and a ball member 78 formed at the lower end of the lever member 38 so as to be rotatably inserted into the space formed by the first hinge groove portion 77a and the second hinge groove portion 77b.

Therefore, the lever member 38 is rotatably connected to one end of the rack member 32 , and the operator holds the lever member 38 extending from the rack member 32 to the outside of the frame member 10 , and the rack member 32 . by sliding or inserting the lever member 38 into the constraint groove 56 to be constrained.

Accordingly, it is possible to adjust the discharge direction of the air discharged to the inside of the vehicle according to seasonal changes and changes in temperature difference between indoors and outdoors, and it is possible to adjust the discharge direction while simultaneously rotating a plurality of louvers, and malfunctions occurring during the operation of rotating the plurality of louvers can be prevented. It is possible to provide a discharge device for an air conditioner of a railway vehicle that can prevent and reduce the time and cost required for manufacturing the discharge device for changing the discharge direction.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments are possible therefrom by those of ordinary skill in the art. will understand

In addition, although the discharge device for the air conditioner of a railroad vehicle has been described as an example, this is merely exemplary, and the discharge device of the present invention may be used for products other than the discharge device for the air conditioner of a railroad vehicle.

Therefore, the true technical protection scope of the present invention should be defined by the following claims.

10: frame member 12: louver member
12a: upper louver 12b: lower louver
12c: connecting rod 16: opening and closing part
30: drive unit 32: rack member
34: pinion member 36: operation unit
38: lever member 50: angle maintaining part
52: sliding hole 54: driving hole
56: restraint groove 70: escape prevention part
72: locking projection 74: first elastic member
76: hinge portion 77: coupling piece
78: ball member 79: fastening member
80: pressing part 82: pressing panel
84: support panel 86: second elastic member
87: slip prevention part 88: sliding groove part
89: sliding projection

Claims (7)

a frame member operably installed at a discharge port provided on an interior side of the railway vehicle to discharge air discharged from an air conditioner provided in the railway vehicle;
a plurality of louver members that are rotatably installed on the frame member and control the discharge direction of the discharged air;
a driving unit for operably connecting a plurality of the louver members so as to simultaneously rotate the plurality of louver members to one side or the other side;
an operation unit for rotating the plurality of louver members to one side or the other side by operating the driving unit;
an angle maintaining unit restraining the manipulation unit after the manipulation unit is driven by the operator's operation and preventing the manipulation unit from being operated differently from the intention of the operator by an external force; and
When the driving unit is operated by the manipulation unit, a pressing unit for closely contacting the parts constituting the driving unit to each other to prevent a malfunction in which the power of the driving unit is not transmitted to the plurality of louver members due to a gap between the components constituting the driving unit. including,
An opening and closing part for maintaining a closed state of the frame member on the wall of a railroad vehicle is provided at a central portion of the frame member,
The louver member,
an upper louver disposed on the upper part of the opening and closing part;
a lower louver disposed under the opening and closing part; and
and a connecting rod connecting the upper louver and the lower louver and installed through the opening/closing part.
delete According to claim 1, wherein the driving unit,
pinion members respectively installed on the rotation shafts of the plurality of louver members; and
and a rack member slidably installed on the frame member so as to be gear-connected to the plurality of pinion members.
According to claim 3, wherein the operation unit,
It includes a lever member rotatably provided at one end of the rack member,
A discharge device for an air conditioner of a railway vehicle, characterized in that a ball member rotatably installed on a coupling piece coupled by a fastening member to one end of the rack member is formed at a lower end of the lever member.
5. The method of claim 4,
The angle maintaining unit includes a sliding hole into which the lever member connected to the rack member is slidably inserted into the frame member so as to rotate the pinion member in a forward or reverse direction while the rack member slides,
The sliding hole portion,
a driving hole formed in the frame member in the same direction as the sliding direction of the rack member; and
It is formed by being bent in a direction spaced apart from the driving hole, and when the lever member is separated from the driving hole and inserted after moving the rack member while the lever member slides along the driving hole, the lever member is restrained and the A discharge device for an air conditioner of a railway vehicle, characterized in that it includes a restraining groove for braking the sliding motion of the rack member.
6. The method of claim 5,
Air conditioning of a railway vehicle, characterized in that the restraint groove portion is provided with a departure prevention portion for preventing the lever member from being discharged to the outside of the restraining groove portion by an external force and changing the discharge direction of the louver member as the rack member slides. Dispensing device for machine.
The method of claim 3, wherein the pressing unit,
a pressing panel disposed in close contact with the rack member and slidably installed in the direction of the pinion member to press the rack member toward the pinion member;
a support panel installed on the frame member to maintain a gap with the pressing panel; and
and an elastic member interposed between the support panel and the pressure panel and pressing the pressure panel toward the pinion member to maintain a gear connection between the rack member and the plurality of pinion members. Discharge device for air conditioner.

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