Dust blowing device of heat exchanger
By designing a heat exchanger dust blowing device including reciprocating moving components and dust blowing components, dust removal panels are cleaned by using reciprocating screws and cleaning brushes, the problem of dust accumulation affecting the heat exchange effect is solved, and more efficient is achieved cleaning process.
Patent Information
- Application Number
- CN202421007558.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-05-10
AI Technical Summary
During use, existing heat exchangers have accumulated dust during the process of use, which affects the heat exchange effect and is inconvenient to clean and maintain, so they mainly rely on handheld air guns for cleaning.
Design a dust blowing device including reciprocating moving assembly and dust blowing assembly. The heat exchange plate is cleaned by reciprocating screw driving the mounting frame and cleaning brush, and dust is blown out using the air pipe and the nozzle, combining half gear and rack to achieve effective dust. Clear.
It improves the convenience and effect of the heat exchange board, reduces the dependence of manual cleaning, and enhances the maintenance efficiency of the heat exchanger.
Smart Images
Figure CN222188009U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of heat exchangers, in particular to a dust blowing device for a heat exchanger. Background Art
[0002] A heat exchanger is a machine. When the indoor air-conditioning return air and the outdoor fresh air pass through the heat exchanger in a positive cross manner, due to the temperature difference and water vapor partial pressure difference of the airflow on both sides of the partition, heat and mass transfer occur simultaneously between the two airflows, causing a full heat exchange process. After the heat exchanger has been used for a certain period of time, there will be floating dust on the exchange plate, which affects the heat exchange effect, so it needs to be cleaned. At present, the exchange plate is mainly cleaned by a handheld air gun, which causes inconvenience to cleaning and maintenance. Utility Model Content
[0003] The purpose of the utility model is to provide a dust blowing device for a heat exchanger in order to solve the above problems.
[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:
[0005] A dust blowing device for a heat exchanger comprises a heat exchanger body, wherein a dust blowing mechanism for reciprocatingly cleaning dust on a heat exchange plate is arranged in the heat exchanger body; the dust blowing mechanism comprises a reciprocating moving component, the reciprocating moving component is connected to the dust blowing component, the reciprocating moving component comprises mounting frames respectively arranged on the upper and lower sides of the heat exchange plate, the mounting frames are connected to a reciprocating screw and a guide column, the reciprocating screw and the guide column are arranged opposite to each other up and down, a transmission member is installed at one end of the reciprocating screw, one of the reciprocating screws is connected to a motor at the other end, cleaning brushes are arranged on both sides of the heat exchange plate on the mounting frame, the dust blowing component comprises an air pipe vertically penetrated on the mounting frame, nozzles are evenly distributed on the air pipe, a half gear is fixed on the air pipe, a rack is meshed on the rear side of the half gear, and the air pipe is connected to a fan through a serpentine pipe.
[0006] It is further arranged that the reciprocating screw is rotationally connected to the heat exchanger body, the transmission member is a synchronous pulley, and a synchronous belt is sleeved on the transmission member.
[0007] Further configuration: the mounting frame is threadedly connected to the reciprocating screw, and the mounting frame is slidably connected to the guide column.
[0008] Further configuration: the height of the cleaning brush is greater than the height of the heat exchange plate.
[0009] Further configuration: the air pipe is rotatably connected to the mounting frame, and the half gears are relatively arranged at two positions on the air pipe.
[0010] Further configuration: the rack is fixed on the inner wall of the heat exchanger body, and the air pipe is vertically arranged at two locations, respectively located on both sides of the mounting frame.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0012] Through the reciprocating assembly and the dust blowing assembly setting of the dust blowing mechanism, the reciprocating screw of the reciprocating assembly drives the mounting frame to move, and the cleaning brush cleans the front and rear sides of the exchange plate. At the same time, when the air pipe moves to the end and changes direction, the direction of the nozzle is changed through rotation to blow out the dust cleaned by the exchange plate, thereby improving the convenience and effect of cleaning the exchange plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0014] Figure 1 It is an axonometric view of a dust blowing device of a heat exchanger described in the utility model;
[0015] Figure 2 It is a partial structural schematic diagram of a dust blowing device of a heat exchanger described in the utility model;
[0016] Figure 3 This is a schematic diagram of the structure of a dust blowing mechanism of a dust blowing device of a heat exchanger described in the utility model;
[0017] Figure 4 yes Figure 3 Schematic diagram of the local structure.
[0018] The following are the descriptions of the reference numerals:
[0019] 1. Heat exchanger body; 2. Dust blowing mechanism; 21. Reciprocating screw; 22. Motor; 23. Transmission member; 24. Mounting frame; 25. Guide column; 26. Cleaning brush; 27. Air pipe; 28. Nozzle; 29. Half gear; 210. Rack. DETAILED DESCRIPTION
[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.
[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.
[0022] The utility model is further described below in conjunction with the accompanying drawings:
[0023] like Figure 1-Figure 4 As shown, a dust blowing device for a heat exchanger comprises a heat exchanger body 1, wherein a dust blowing mechanism 2 for reciprocatingly cleaning dust on a heat exchange plate is arranged in the heat exchanger body 1;
[0024] In this embodiment: the dust blowing mechanism 2 includes a reciprocating component, and the reciprocating component is connected to a dust blowing component;
[0025] The reciprocating moving assembly includes mounting frames 24 respectively arranged on the upper and lower sides of the heat exchange plate, the mounting frame 24 is connected with a reciprocating screw 21 and a guide column 25, the reciprocating screw 21 and the guide column 25 are arranged opposite to each other up and down, a transmission member 23 is installed at one end of the reciprocating screw 21, and a motor 22 is connected to the other end of the reciprocating screw 21 to provide power for the rotation of the reciprocating screw 21, cleaning brushes 26 are arranged on both sides of the heat exchange plate on the mounting frame 24, the reciprocating screw 21 is rotatably connected to the heat exchanger body 1, and the transmission member 23 is a synchronous pulley. A synchronous belt is sleeved on the transmission member 23, the mounting frame 24 is threadedly connected to the reciprocating screw 21, the mounting frame 24 is slidably connected to the guide column 25, and the height of the cleaning brush 26 is greater than the height of the heat exchange plate; the reciprocating screw 21 is driven to rotate by the motor 22, and the transmission member 23 at the end of the reciprocating screw 21 transmits power to the reciprocating screw 21 at another location, so that the reciprocating screw 21 pushes the mounting frame 24 on the upper side to reciprocate on both sides under the limit of the guide column 25. During the movement, the cleaning brush 26 on the mounting frame 24 cleans the front and rear sides of the exchange plate.
[0026] The dust blowing assembly includes an air pipe 27 vertically penetrated on the mounting frame 24, and nozzles 28 are evenly distributed on the air pipe 27. A half gear 29 is fixed on the air pipe 27, and a rack 210 is meshed on the rear side of the half gear 29. The air pipe 27 is connected to a fan through a serpentine pipe; the air pipe 27 is rotatably connected to the mounting frame 24, and the half gear 29 is relatively arranged at two locations on the air pipe 27, and the rack 210 is fixed on the inner wall of the heat exchanger body 1. The air pipe 27 is vertically arranged at two locations, which are respectively located on both sides of the mounting frame 24, so that when the air pipe 27 moves to one side and changes direction with the mounting frame 24, the half gear 29 meshes and rotates with the rack 210 to change the direction of the purge angle of the air pipe 27, until it moves to the other side and moves in the opposite direction, and then meshes and rotates again to turn the air pipe 27, so that the nozzle 28 adjusts the direction back and forth to blow dust on the exchange plate.
[0027] Working principle and use process of the utility model: when the heat exchanger needs to be cleaned, the reciprocating screw 21 is driven to rotate by the motor 22, and the transmission member 23 at the end of the reciprocating screw 21 transmits power to the reciprocating screw 21 at the other end, so that the reciprocating screw 21 pushes the mounting frame 24 on the upper side to reciprocate on both sides under the limit of the guide column 25. During the movement, the cleaning brush 26 on the mounting frame 24 cleans the front and rear sides of the exchange plate. At the same time, when the mounting frame 24 moves, it drives the air pipe 27 to move, so that the half gear 29 on the air pipe 27 meshes and rotates with the rack 210, and the purge angle of the air pipe 27 is adjusted when it moves to reversing. The wind force generated by the fan is blown out through the nozzle 28 to blow out the dust cleaned on the exchange plate.
[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A dust blowing device for a heat exchanger, comprising a heat exchanger body (1), characterized in that: The heat exchanger body (1) is provided with a dust blowing mechanism (2) for reciprocatingly cleaning dust on the heat exchange plate; the dust blowing mechanism (2) comprises a reciprocating moving component, the reciprocating moving component is connected to the dust blowing component, the reciprocating moving component comprises mounting frames (24) respectively arranged on the upper and lower sides of the heat exchange plate, the mounting frames (24) are connected to a reciprocating screw (21) and a guide column (25), the reciprocating screw (21) and the guide column (25) are arranged opposite to each other in the upper and lower directions, and one end of the reciprocating screw (21) is provided with a A transmission member (23), wherein the other end of the reciprocating screw (21) is connected to a motor (22), a cleaning brush (26) is arranged on both sides of the heat exchange plate on the mounting frame (24), the dust blowing assembly comprises an air pipe (27) vertically penetrated on the mounting frame (24), nozzles (28) are evenly distributed on the air pipe (27), a half gear (29) is fixed on the air pipe (27), a rack (210) is meshed on the rear side of the half gear (29), and the air pipe (27) is connected to a fan through a serpentine pipe.
2. The dust blowing device of a heat exchanger according to claim 1, characterized in that: The reciprocating screw (21) is rotationally connected to the heat exchanger body (1), and the transmission member (23) is a synchronous pulley, and a synchronous belt is sleeved on the transmission member (23).
3. The dust blowing device of a heat exchanger according to claim 1, characterized in that: The mounting frame (24) is threadedly connected to the reciprocating screw (21), and the mounting frame (24) is slidably connected to the guide column (25).
4. The dust blowing device of a heat exchanger according to claim 1, characterized in that: The height of the cleaning brush (26) is greater than the height of the heat exchange plate.
5. The dust blowing device of a heat exchanger according to claim 1, characterized in that: The air pipe (27) is rotatably connected to the mounting frame (24), and the half gear (29) is disposed at two locations opposite to each other on the air pipe (27).
6. The dust blowing device of a heat exchanger according to claim 1, characterized in that: The rack (210) is fixed on the inner wall of the heat exchanger body (1), and the air pipe (27) is vertically arranged at two locations, respectively located on both sides of the mounting frame (24).