Wind direction adjusting structure of passenger car air conditioner ventilation system

Abstract

The wind direction adjusting structure of the passenger car air conditioner ventilation system comprises a shell and an air duct frame arranged in the shell, a movable rod is connected to the top of the shell in a penetrating and sliding mode, the movable rod extends into the shell and is fixedly connected with the air duct frame, and a sliding plate is connected to the rod wall of the movable rod in a sliding mode. A connecting groove is formed in the inner surface of one side of the air duct frame, a worm is rotationally connected to the inner wall of the connecting groove, an air duct is fixedly connected to the inner wall of the air duct frame, and a connecting rod is fixedly connected between the inner walls of the two sides of the air duct; according to the air outlet adjusting device, the angles of the multiple air baffles are adjusted, the air outlet size is changed, and the situation that the air outlet size is changed due to accidental touch is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation structures of sightseeing buses, in particular to a wind direction regulating structure of an air-conditioning ventilation system of a bus. Background Art

[0002] A sightseeing car is a means of transportation specially designed for sightseeing or touring a specific area. There are also many closed sightseeing cars on the market. To avoid direct sunlight or rainy weather affecting sightseeing, they are all equipped with air conditioning inside.

[0003] In the existing sightseeing bus air conditioning and ventilation, passengers can generally adjust the air outlet size and direction by themselves, and there are unlimited components, which can easily cause the air outlet to be closed or offset due to accidental contact. Therefore, we propose a wind direction adjustment structure for the bus air conditioning and ventilation system. Utility Model Content

[0004] The utility model aims to provide a wind direction regulating structure of a passenger car air conditioning ventilation system to solve the technical problem that the existing ventilation outlet has no infinite position components and easily causes the air outlet to be closed or offset.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A wind direction adjustment structure of a passenger car air conditioning and ventilation system comprises a shell and an air duct frame arranged inside the shell, a movable rod is slidably connected to the top of the shell, and the movable rod extends into the shell and is fixedly connected to the air duct frame, a sliding plate is slidably connected to the rod wall of the movable rod, a fixed rod is fixedly connected to the bottom of the sliding plate, a spring is fixedly connected to the top of the sliding plate and the bottom of the protrusion at the top of the movable rod, a connecting groove is provided on the inner surface of one side of the air duct frame, a worm is rotatably connected to the inner wall of the connecting groove, and the worm runs through the top of the air duct frame and extends to the outer end, the inner wall of the air duct frame is fixedly connected to the air duct, and a connecting rod is fixedly connected between the inner walls on both sides of the air duct. A connecting rod, the outer surface of the middle part of the connecting rod is fixedly connected to a connecting rod, a worm gear ring is slidably connected to the surface of one end of the air duct, and the worm gear rings are meshingly connected to the worm, a circular ring is penetrated and slidably connected to the inner surface of the worm gear ring, and the circular ring extends into the air duct, a first bevel gear is fixedly connected to the outer wall of one side of the circular ring, a plurality of rotating rods are rotatably connected to the side of the inner surface of the air duct close to the first bevel gear, and the plurality of rotating rods are rotatably connected to the connecting rod, a plurality of rotating rod walls are fixedly connected to a wind shield arranged in a fan shape, a plurality of rotating rod walls are fixedly connected to a second bevel gear near the bottom of the wind shield, and the second bevel gear is meshingly connected to the first bevel gear.

[0007] As a preferred solution of the utility model, the top surface of the shell is provided with fixing holes distributed in an array with the movable rod as the center, and the fixing rods are all stuck in the fixing holes.

[0008] As a preferred solution of the utility model, a handle is fixedly connected to the top of one end of the worm.

[0009] As a preferred solution of the utility model, a rotating shaft is fixedly connected to the bottom of the air duct frame, and the rotating shaft is rotatably connected to the inner wall of the shell.

[0010] As a preferred solution of the utility model, the outer diameters of the arc-shaped ends of the plurality of windshield plates are smaller than the inner diameter of the circular ring.

[0011] Compared with the prior art, the wind direction adjustment structure of the bus air-conditioning ventilation system provided by the utility model has the beneficial effect that the air duct can be adjusted to different angles through the sliding plate, movable rod, fixed rod, spring, fixed hole, rotating shaft, and air duct frame. The fixed rod is inserted into the fixed hole to fix the air duct at the required angle, and then the worm is driven to rotate by rotating the handle, so that the angle of several wind shields can be adjusted to change the air outlet size. The worm ring and the worm can achieve self-locking, thereby avoiding accidental contact and causing changes in the air outlet size. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only examples of the embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0013] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0014] Figure 2 It is a cross-sectional structural schematic diagram of an embodiment of the utility model;

[0015] Figure 3 It is a schematic cross-sectional structure diagram of the air duct in the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the windshield in the utility model;

[0017] Figure 5 for Figure 2 Enlarged structural diagram at A in the middle.

[0018] Figure numerals: shell 1, fixing hole 101, movable rod 11, sliding plate 12, fixing rod 13, spring 14, air duct frame 2, connecting groove 201, worm 21, handle 22, rotating shaft 23, air duct 3, connecting rod 31, connecting rod 32, worm gear ring 33, circular ring 34, first bevel gear 35, wind shield 4, rotating rod 41, second bevel gear 42. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the embodiments of the present invention are further described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0020] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the embodiments of the present invention.

[0021] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances. Figure 1-5 As shown, an embodiment of the utility model is a wind direction adjustment structure of a passenger car air-conditioning ventilation system, including a shell 1 and an air duct frame 2 arranged inside the shell 1, a movable rod 11 is slidably connected through the top of the shell 1, and the movable rod 11 extends into the shell 1 and is fixedly connected to the air duct frame 2, a sliding plate 12 is slidably connected to the rod wall of the movable rod 11, a fixed rod 13 is fixedly connected to the bottom of the sliding plate 12, and a spring 14 is fixedly connected to the bottom of the protrusion between the top of the sliding plate 12 and the top of the movable rod 11.

[0022] See also Figure 2 As shown, a connection groove 201 is provided on the inner surface of one side of the air duct frame 2, and a worm 21 is rotatably connected to the inner wall of the connection groove 201, and the worm 21 passes through the top of the air duct frame 2 and extends to the outer end.

[0023] See also Figure 3 As shown, the air duct 3 is fixedly connected to the inner wall of the air duct frame 2, a connecting rod 31 is fixedly connected between the inner walls on both sides of the air duct 3, a connecting rod 32 is fixedly connected to the outer surface of the middle part of the connecting rod 31, a worm gear ring 33 is slidably connected to the surface of one end of the air duct 3, and the worm gear ring 33 is meshed with the worm 21, a circular ring 34 is slidably connected to the inner surface of the worm gear ring 33, and the circular ring 34 extends into the air duct 3, and a first bevel gear 35 is fixedly connected to the outer wall of one side of the circular ring 34.

[0024] See also Figure 4As shown, the inner surface of the air duct 3 is rotatably connected to a plurality of rotating rods 41 near the first bevel gear 35, and the plurality of rotating rods 41 are rotatably connected to the connecting rod 32, the rod walls of the plurality of rotating rods 41 are fixedly connected to the fan-shaped windshield 4, the rod walls of the plurality of rotating rods 41 near the bottom of the windshield 4 are fixedly connected to the second bevel gear 42, and the second bevel gear 42 is meshed with the first bevel gear 35. Figure 5 As shown, the top surface of the shell 1 is provided with fixing holes 101 distributed in an array with the movable rod 11 as the center, and the fixing rods 13 are all stuck in the fixing holes 101. By the fixing rods 13 being stuck in the fixing holes 101, the movable rod 11 is in a fixed state.

[0025] A handle 22 is fixedly connected to the top of one end of the worm 21 , and the worm 21 can be rotated by rotating the handle 22 .

[0026] A rotating shaft 23 is fixedly connected to the bottom of the air duct frame 2 , and the rotating shaft 23 is rotatably connected to the inner wall of the shell 1 , so that the air duct frame 2 can rotate along the inner wall of the shell 1 through the rotating shaft 23 .

[0027] The outer diameter of the arc-shaped ends of the plurality of wind shields 4 is smaller than the inner diameter of the circular ring 34 , and the wind shields 4 can rotate inside the air duct 3 .

[0028] When the air duct 3 is rotated to a suitable angle, the sliding plate 12 is released and the spring 14 is used to reset the sliding plate 12, and the fixing rod 13 is locked in the corresponding fixing hole 101. At this time, the vent of the air duct 3 is in a fixed state. When the ventilation size needs to be adjusted, the handle 22 is held and the worm 21 is rotated. The worm 21 drives the worm wheel ring 33 to rotate through the engagement. The worm wheel ring 33 drives the first bevel gear 35 to rotate through the circular ring 34. The first bevel gear 35 drives several second bevel gears 42 to rotate through the engagement. Several second bevel gears 42 drive the wind shield 4 to rotate through the rotating rod 41, so that the inclination angle of the wind shield 4 can be adjusted to change the size of the air outlet, and the worm wheel ring 33 and the worm 21 have a self-locking function to avoid the change of the air outlet caused by accidental contact.

[0029] The above shows and describes the basic principles of the present invention. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. The above embodiments and descriptions in the specification are only intended to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A wind direction adjustment structure for a passenger car air conditioning and ventilation system, comprising a housing (1) and an air duct frame (2) disposed inside the housing (1), characterized in that: A movable rod (11) is slidably connected to the top of the shell (1), and the movable rod (11) extends into the interior of the shell (1) and is fixedly connected to the air duct frame (2). A sliding plate (12) is slidably connected to the rod wall of the movable rod (11), and a fixed rod (13) is fixedly connected to the bottom of the sliding plate (12). A spring (14) is fixedly connected between the top of the sliding plate (12) and the bottom of the protrusion at the top of the movable rod (11). A connecting groove (201) is provided on the inner surface of one side of the air duct frame (2), and a worm (21) is rotatably connected to the inner wall of the connecting groove (201), and the worm (21) passes through the top of the air duct frame (2) and extends to the outer end. The inner wall of the air duct frame (2) is fixedly connected to the air duct (3), a connecting rod (31) is fixedly connected between the inner walls of both sides of the air duct (3), and a connecting rod (31) is fixedly connected to the outer surface of the middle part of the connecting rod (31). The air duct (3) comprises a rod (32), a worm wheel ring (33) is slidably connected to the surface of one end of the air duct (3), and the worm wheel rings (33) are all meshingly connected to the worm (21), the inner surface of the worm wheel ring (33) is penetrated by a circular ring (34) which is slidably connected, and the circular ring (34) extends into the air duct (3), and the outer wall of one side of the circular ring (34) is fixedly connected to a first bevel gear (35), the inner surface of the air duct (3) is rotatably connected to a plurality of rotating rods (41) on a side close to the first bevel gear (35), and the plurality of rotating rods (41) are rotatably connected to the connecting rod (32), the rod walls of the plurality of rotating rods (41) are fixedly connected to a fan-shaped windshield (4), and the rod walls of the plurality of rotating rods (41) are fixedly connected to a second bevel gear (42) near the bottom of the windshield (4), and the second bevel gear (42) is meshingly connected to the first bevel gear (35).

2. The wind direction adjustment structure of a passenger car air conditioning and ventilation system according to claim 1, characterized in that: The top surface of the shell (1) is provided with fixing holes (101) distributed in an array with the movable rod (11) as the center, and the fixing rods (13) are all clamped in the fixing holes (101).

3. The wind direction adjustment structure of a passenger car air conditioning and ventilation system according to claim 1, characterized in that: A handle (22) is fixedly connected to the top of one end of the worm (21).

4. The wind direction adjustment structure of a passenger car air conditioning and ventilation system according to claim 1, characterized in that: A rotating shaft (23) is fixedly connected to the bottom of the air duct frame (2), and the rotating shaft (23) is rotatably connected to the inner wall of the shell (1).

5. The wind direction adjustment structure of a passenger car air conditioning and ventilation system according to claim 1, characterized in that: The outer diameters of the arc-shaped ends of the plurality of wind shields (4) are smaller than the inner diameter of the circular ring (34).

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