CN215321911U

CN215321911U - Air conditioner fresh air interchanger for engineering vehicle

Info

Publication number: CN215321911U
Application number: CN202121567783.3U
Authority: CN
Inventors: 宋旭光; 朱宏东; 谭兵
Original assignee: Guangxi Liugong Aolan Air Conditioner Co ltd
Current assignee: Guangxi Liugong Aolan Air Conditioner Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-28
Anticipated expiration: 2031-07-12

Abstract

The utility model belongs to the technical field of fresh air ventilation, in particular to an air conditioner fresh air ventilation device for an engineering vehicle, and provides a scheme which comprises a fresh air ventilator, wherein the input end of the fresh air ventilator is connected with an air inlet pipeline, a filter screen is sleeved in the air inlet pipeline in a sliding mode, a cleaning assembly is arranged in the air inlet pipeline and positioned on one side of the filter screen, a fixing assembly is arranged in the air inlet pipeline, and the cleaning assembly comprises a first rotating shaft which is sleeved in the air inlet pipeline in a rotating mode. According to the utility model, the cleaning assembly is arranged, so that a user can drive the cleaning brush to move by clockwise rotating the second chain to clean the filter screen, when the filter screen needs to be replaced, the second chain is reversely pulled to separate the fixed block from the fixed groove, so that the filter screen can be drawn out of the air inlet pipeline, the cleaning of the filter screen and the separation of the filter screen from the air inlet pipeline can be realized by pulling the second chain, and the cleaning, the installation and the disassembly of the filter screen are simpler, more convenient and faster.

Description

Air conditioner fresh air interchanger for engineering vehicle

Technical Field

The utility model relates to the technical field of fresh air ventilation, in particular to an air conditioner fresh air ventilation device for an engineering vehicle.

Background

The engineering truck is used in a large amount in China, the service environment of the engineering truck is severe, the engineering truck is cool in winter and hot in summer, the air quality is poor, the engineering truck needs to be provided with an air conditioner fresh air ventilator for the safety of workers, but the filter screen inside the existing fresh air ventilator is usually fixedly connected with a machine body through bolts, the filter screen needs to be detached by the workers for cleaning after being used for a period of time, the filter screen is troublesome to clean, install and detach, and therefore the air conditioner fresh air ventilator for the engineering truck is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air conditioner fresh air exchange device for an engineering vehicle, which solves the problems in the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the air conditioner fresh air exchange device for the engineering vehicle comprises a fresh air exchanger, wherein an input end of the fresh air exchanger is connected with an air inlet pipeline, a filter screen is sleeved in the air inlet pipeline in a sliding mode, a cleaning assembly is arranged in the air inlet pipeline at a position on one side of the filter screen, and a fixing assembly is arranged in the air inlet pipeline;

the cleaning assembly comprises a first rotating shaft which is arranged inside the air inlet pipeline in a rotating and sleeved mode, the air inlet pipeline is located at the lower portion of the outer side of the first rotating shaft and rotates to be sleeved with a second rotating shaft, the outer rings of the first rotating shaft and the second rotating shaft are meshed and sleeved with a same first chain, a cleaning brush is fixed on the outer side of the first chain, and the second rotating shaft extends to the outer end of the air inlet pipeline and is meshed and sleeved with a second chain.

Preferably, fixed subassembly is including the mounting groove of seting up in the intake stack inner wall, first pivot and second pivot are located the inside position department of mounting groove and all rotate and have cup jointed first cardboard, the inside guide bar that is fixed with the level setting of mounting groove, the mounting panel has been cup jointed in the guide bar outer lane slip, the mounting panel bottom mounting has the second cardboard that the first cardboard of cooperation used, first cardboard is close to filter screen one end and is fixed with the fixed block, the inside fixed slot of cooperation fixed block use of seting up of filter screen, the mounting panel is kept away from and is fixed with the first reset spring that the level set up between fixed block one end and the mounting groove.

Preferably, the bottom end of the air inlet pipeline is provided with a discharge chute, the inside of the discharge chute is rotatably sleeved with a sealing plate through an active pin, a first baffle is fixed at a position above the sealing plate inside the discharge chute, the first baffle is located on an opposite surface of the active pin, a second baffle is fixed at a position below the sealing plate and on the same side as the active pin inside the discharge chute, and the bottom end of the air inlet pipeline is slidably sleeved with a receiving material at a position below the discharge chute.

Preferably, second return springs are fixed between the first rotating shaft and the first clamping plate, the elasticity of the first return spring is larger than that of the second return spring, and the outer rings of the first rotating shaft and the second rotating shaft are fixed with stop blocks.

Preferably, an L-shaped plate is fixed on the outer side of the fresh air ventilator, and a bolt is sleeved in the L-shaped plate in a screwing mode.

According to the utility model, the cleaning assembly is arranged, so that a user can drive the cleaning brush to move by clockwise rotating the second chain to clean the filter screen, when the filter screen needs to be replaced, the second chain is reversely pulled to separate the fixed block from the fixed groove, so that the filter screen can be pulled out of the air inlet pipeline, the filter screen can be cleaned and separated from the air inlet pipeline by pulling the second chain, and the filter screen is more simply, conveniently and quickly cleaned, installed and disassembled.

Drawings

Fig. 1 is a side sectional view of the whole structure of an air conditioning fresh air exchange device for a project vehicle, which is provided by the utility model;

fig. 2 is a top sectional view of the whole structure of the air conditioning fresh air exchange device for the engineering truck according to the present invention;

fig. 3 is a schematic view of a mounting structure of a fixing component of the air conditioner fresh air exchange device for the engineering vehicle, which is provided by the utility model;

fig. 4 is an enlarged schematic view of a structure at a position a in fig. 1 of the air conditioning fresh air exchange device for the engineering truck according to the present invention;

fig. 5 is an enlarged schematic view of a structure B in fig. 3 of the air conditioning fresh air exchange device for the engineering vehicle according to the present invention.

In the figure: 1. a fresh air ventilator; 2. an air inlet pipeline; 3. filtering with a screen; 4. cleaning the assembly; 41. a first rotating shaft; 42. a second rotating shaft; 43. a first chain; 44. a cleaning brush; 45. a second chain; 5. a fixing assembly; 51. mounting grooves; 52. a first clamping plate; 53. a guide bar; 54. mounting a plate; 55. a second clamping plate; 56. a fixed block; 57. a first return spring; 6. a discharge chute; 7. a sealing plate; 8. a first baffle plate; 9. a second baffle; 10. a material receiving box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, the air conditioner fresh air exchange device for the engineering vehicle comprises a fresh air exchanger 1, wherein an input end of the fresh air exchanger 1 is connected with an air inlet pipeline 2, a filter screen 3 is sleeved in the air inlet pipeline 2 in a sliding manner, a cleaning assembly 4 is arranged in the air inlet pipeline 2 and positioned at one side of the filter screen 3, and a fixing assembly 5 is arranged in the air inlet pipeline 2;

the cleaning assembly 4 comprises a first rotating shaft 41 which is rotatably sleeved inside the air inlet pipeline 2, a second rotating shaft 42 is rotatably sleeved at the lower position of the outer side of the first rotating shaft 41 of the air inlet pipeline 2, the outer rings of the first rotating shaft 41 and the second rotating shaft 42 are meshed and sleeved with a same first chain 43, a cleaning brush 44 is fixed on the outer side of the first chain 43, the second rotating shaft 42 extends to the outer end of the air inlet pipeline 2 and is meshed and sleeved with a second chain 45, when the filter screen 3 needs to be cleaned, a user can pull the second chain 45, the second chain 45 drives the second rotating shaft 42 to rotate clockwise, the second rotating shaft 42 drives the first chain 43 and the first rotating shaft 41 to rotate, and the cleaning brush 44 on the first chain 43 brushes off dust and impurities outside the filter screen 3.

Further, the fixing component 5 includes a mounting groove 51 formed in the inner wall of the air inlet duct 2, the first rotating shaft 41 and the second rotating shaft 42 are located at the inner position of the mounting groove 51 and are both rotatably sleeved with a first clamping plate 52, a horizontally arranged guide rod 53 is fixed inside the mounting groove 51, a mounting plate 54 is slidably sleeved on the outer ring of the guide rod 53, a second clamping plate 55 used in cooperation with the first clamping plate 52 is fixed at the bottom end of the mounting plate 54, a fixing block 56 is fixed at one end of the first clamping plate 52 close to the filter screen 3, a fixing groove used in cooperation with the fixing block 56 is formed inside the filter screen 3, a horizontally arranged first return spring 57 is fixed between one end of the mounting plate 54 far away from the fixing block 56 and the mounting groove 51, when the filter screen 3 needs to be replaced, the second chain 45 reversely rotates, the second chain 45 drives the second rotating shaft 42 and the first rotating shaft 41 to reversely rotate, at this time, the first clamping plate 52 drives the mounting plate 54 and the fixing block 56 to move towards the first return spring 57 through the second clamping plate 55, the fixing block 56 is separated from the fixing groove, the filter screen 3 can be drawn out from the air inlet duct 2 for replacement, and after a new filter screen 3 enters the air inlet duct 2, the fixing block 56 enters the fixing groove under the action of the first return spring 57, so that the filter screen 3 is fixedly connected.

Particularly, the bottom end of the air inlet pipeline 2 is provided with a discharge chute 6, the interior of the discharge chute 6 is sleeved with a sealing plate 7 through an active pin in a rotating way, a first baffle plate 8 is fixed at the position, above the sealing plate 7, of the interior of the discharge chute 6, the first baffle plate 8 is positioned at the opposite surface of the active pin, a second baffle plate 9 is fixed at the position, below the sealing plate 7 and at the same side position with the active pin, of the interior of the discharge chute 6, the bottom end of the air inlet pipeline 2 is sleeved with a material receiving box 10 at the position, below the discharge chute 6, in a sliding way, when the fresh air ventilator 1 is used, the sealing plate 7 rotates upwards around the active pin under the action of air flow to be attached to the first baffle plate 8, thereby sealing the discharge chute 6, when cleaning the filter screen 3, closing the fresh air ventilator 1, the sealing plate 7 rotates downwards under the action of the gravity thereof, the bottom end of the sealing plate 7 is contacted with the second baffle 9, so that the sealing plate 7 is inclined, and impurities can conveniently fall into the material receiving box 10 through the sealing plate 7.

It is worth to be noted that a second return spring is fixed between each of the first rotating shaft 41, the second rotating shaft 42 and the first clamping plate 52, the elasticity of the first return spring 57 is greater than that of the second return spring, the outer rings of the first rotating shaft 41 and the second rotating shaft 42 are fixed with a stopper, when the first rotating shaft 41 and the second rotating shaft 42 rotate clockwise, the first clamping plate 52 moves along the end portion of the second clamping plate 55, the second clamping plate 55 extrudes the first clamping plate 52 to rotate towards the direction close to the rotating shaft, at this time, the first clamping plate 52 cannot drive the second clamping plate 55 to rotate together, the second chain 45 rotates in the opposite direction, the second chain 45 drives the second rotating shaft 42 and the first rotating shaft 41 to rotate in the opposite direction, at this time, the first clamping plate 52 drives the mounting plate 54 and the fixing block 56 to move towards the first return spring 57 through the second clamping plate 55.

In addition, the outside of the fresh air ventilator 1 is fixed with an L-shaped plate, and the inside of the L-shaped plate is screwed and sleeved with a bolt, so that the fresh air ventilator 1 is convenient to install.

The working principle is as follows: when the fresh air ventilator is used, external fresh air enters the cab after passing through the filter screen 3 and the fresh air ventilator 1, when the filter screen 3 needs to be cleaned, a user can pull the second chain 45, the second chain 45 drives the second rotating shaft 42 to rotate clockwise, the second rotating shaft 42 drives the first chain 43 and the first rotating shaft 41 to rotate, the cleaning brush 44 on the first chain 43 brushes off dust, impurities and the like outside the filter screen 3, the impurities fall into the material receiving box 10 through the discharge chute 6, cleaning of the filter screen 3 is realized, when the first rotating shaft 41 and the second rotating shaft 42 rotate clockwise, the first clamping plate 52 moves towards the end part of the second clamping plate 55, the second clamping plate 55 extrudes the first clamping plate 52 to rotate towards the direction close to the rotating shaft, at the moment, the first clamping plate 52 cannot drive the second clamping plate 55 to rotate together, when the fresh air ventilator 1 is used, the sealing plate 7 rotates upwards around the movable pin under the action of air flow to be attached to the first baffle plate 8, thereby sealing the discharge chute 6, when cleaning the filter screen 3, closing the fresh air ventilator 1, the sealing plate 7 rotates downwards under the action of the gravity thereof, the bottom end of the sealing plate 7 is contacted with the second baffle 9, so that the sealing plate 7 is inclined, impurities can conveniently fall into the material receiving box 10 through the sealing plate 7, when the filter screen 3 needs to be replaced, the second chain 45 is rotated reversely, the second chain 45 drives the second rotating shaft 42 and the first rotating shaft 41 to rotate reversely, at this time, the first clamping plate 52 drives the mounting plate 54 and the fixing block 56 to move towards the direction of the first return spring 57 through the second clamping plate 55, the fixing block 56 is separated from the fixing groove, at this time, the filter screen 3 can be drawn out from the air inlet duct 2 for replacement, after a new filter screen 3 enters the air inlet pipeline 2, the fixed block 56 enters the fixed groove under the action of the first return spring 57, so that the filter screen 3 is fixedly connected; the device makes the user clockwise rotate second chain 45 can drive the motion of cleaning brush 44 through the clearance subassembly 4 that sets up, clear up filter screen 3, when needing to change filter screen 3, reverse pulling second chain 45, can separate fixed block 56 and fixed slot, thereby can take filter screen 3 out from intake stack 2, can realize the clearance to filter screen 3 and the separation of filter screen 3 and intake stack 2 through pulling second chain 45, make the clearance to filter screen 3, the installation is simple and convenient more swift with the dismantlement.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The air conditioner fresh air ventilation device for the engineering vehicle comprises a fresh air ventilator (1) and is characterized in that an input end of the fresh air ventilator (1) is connected with an air inlet pipeline (2), a filter screen (3) is sleeved in the air inlet pipeline (2) in a sliding mode, a cleaning assembly (4) is arranged in the air inlet pipeline (2) and located on one side of the filter screen (3), and a fixing assembly (5) is arranged in the air inlet pipeline (2);

clearance subassembly (4) are including air inlet pipe (2) inside first pivot (41) that rotate and cup joint, air inlet pipe (2) are located first pivot (41) outside lower part position department and rotate and have cup jointed second pivot (42), first pivot (41) and second pivot (42) outer lane meshing has cup jointed same first chain (43), first chain (43) outside is fixed with cleaning brush (44), second pivot (42) extend to air inlet pipe (2) outside one end meshing and have cup jointed second chain (45).

2. The air conditioning fresh air ventilator for engineering truck according to claim 1, the fixed component (5) comprises a mounting groove (51) arranged in the inner wall of the air inlet pipeline (2), the first rotating shaft (41) and the second rotating shaft (42) are positioned in the mounting groove (51) and are rotatably sleeved with a first clamping plate (52), a horizontally arranged guide rod (53) is fixed in the mounting groove (51), a mounting plate (54) is sleeved on the outer ring of the guide rod (53) in a sliding manner, a second clamping plate (55) matched with the first clamping plate (52) is fixed at the bottom end of the mounting plate (54), a fixed block (56) is fixed at one end of the first clamping plate (52) close to the filter screen (3), a fixing groove matched with the fixing block (56) is arranged in the filter screen (3), a first return spring (57) which is horizontally arranged is fixed between one end, far away from the fixed block (56), of the mounting plate (54) and the mounting groove (51).

3. The fresh air ventilation device of the air conditioner for the engineering truck as claimed in claim 1, wherein a discharge chute (6) is formed at the bottom end of the air inlet pipeline (2), a sealing plate (7) is rotatably sleeved in the discharge chute (6) through an active pin, a first baffle (8) is fixed at a position above the sealing plate (7) in the discharge chute (6), the first baffle (8) is located at an opposite surface of the active pin, a second baffle (9) is fixed at a position below the sealing plate (7) and at the same side as the active pin in the discharge chute (6), and a material receiving box (10) is slidably sleeved at a position below the discharge chute (6) at the bottom end of the air inlet pipeline (2).

4. The fresh air ventilation device of air conditioner for engineering truck according to claim 2, characterized in that a second return spring is fixed between the first rotating shaft (41) and the first snap plate (52) and between the second rotating shaft (42) and the first snap plate (52), the elasticity of the first return spring (57) is greater than that of the second return spring, and a stop is fixed on the outer ring of the first rotating shaft (41) and the outer ring of the second rotating shaft (42).

5. The air conditioner fresh air ventilation device for the engineering vehicle as claimed in claim 1, wherein an L-shaped plate is fixed on the outer side of the fresh air ventilator (1), and a bolt is screwed and sleeved inside the L-shaped plate.