Automatically controlled structure and air conditioner
Technical Field
The utility model relates to the technical field of air conditioners, in particular to an electric control structure and an air conditioner.
Background
The air conditioner is indispensable electrical equipment in people's daily life, has diversified structural style. With the continuous improvement of the industrial design level and the application of new processes, new materials and new shapes to air conditioners, not only various air conditioner indoor units are developed, but also the corresponding structural optimization is carried out on the air conditioner outdoor unit. In the prior art, because the outdoor unit of the air conditioner is arranged in the outdoor environment and runs in high-temperature environments such as summer and the like, the working environment temperature of the electric control component in the outdoor unit is often too high, so that high-temperature faults of the electric control component are easily caused, and even certain potential safety hazards exist.
Therefore, in the prior art, the refrigerant heat dissipation technology is often used in the outdoor unit of the air conditioner to dissipate heat from the electronic control unit, and the conventional refrigerant heat dissipation structure generally needs two heat dissipation fins to clamp the refrigerant heat dissipation pipe for fixing, as shown in fig. 1-3, the fixing method needs to fix the refrigerant radiating pipe and the electric control board assembly together, and usually the refrigerant radiating pipe is arranged after the electric control board assembly with the inner radiating fins is fixed in the electric control box, the outer radiating fins and the electric control board component are fixed by screws, and the outer radiating fins and the electric control board component compress and fix the refrigerant radiating pipe together, then connecting the plug-in wires to complete the assembly of the whole electric control assembly, then transferring the whole electric control assembly to a whole machine production line, firstly assembling the electric control assembly on the whole machine, and then, welding the refrigerant radiating pipe, thereby completing the installation of the electric control component with the refrigerant radiating structure.
However, the applicant finds that, in the actual production practice process, in the prior art, in the actual assembly process, on one hand, the number of parts required to be assembled by workers is large, and the assembly efficiency is low, and on the other hand, because the parts such as the electric control board assembly and the like are fixed in the electric control box during welding and a plurality of plug wires are assembled in the electric control assembly (the plug wires need to be plugged in the electric control board assembly in advance), the wires need to be arranged during welding, the production efficiency is affected, and hidden troubles such as welding to the plug wires and the electric control board assembly during welding exist.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an electric control structure and an air conditioner, so as to solve the problems that in the prior art, the number of parts of an electric control component is large, the production efficiency is affected, and the hidden danger that welding burns an electric control board and a plug wire exists.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
an electric control structure comprises an electric control box, an electric control board assembly and a heat dissipation member, wherein the electric control box is connected with the electric control board assembly, and the heat dissipation member is arranged between the electric control box and the electric control board assembly; the heat dissipation part comprises a heat dissipation sheet and a refrigerant heat dissipation pipe, the electric control box is provided with a heat dissipation assembly part, the refrigerant heat dissipation pipe is detachably connected with the heat dissipation assembly part, one side of the heat dissipation sheet is connected with the electric control board assembly, and the other side of the heat dissipation sheet is attached to the refrigerant heat dissipation pipe; therefore, structurally, the electric control structure only comprises one radiating fin, compared with the prior art, the radiating fin is omitted, the number of related radiating parts is reduced, the cost is reduced, the number of parts required to be assembled by workers is reduced, and the assembly efficiency is improved. In the assembly operation, this application has changed the assembly process among the prior art, does not carry out the welding after automatically controlled assembly is accomplished, but at first with refrigerant cooling tube assembly, welding finish the back, assemble automatically controlled subassembly, plug wire etc. again, this makes the workman need not the reason line, can directly assemble, weld the refrigerant cooling tube, not only is favorable to improving production efficiency, has stopped moreover to weld hidden danger such as plug wire, automatically controlled board subassembly in the welding process.
Furthermore, automatically controlled box has first assembly surface, first assembly surface sets up heat dissipation assembly portion, heat dissipation assembly portion and refrigerant cooling tube joint can carry out comparatively firm connection to the refrigerant cooling tube on the one hand, and on the other hand is convenient for carry out the dismouting to the refrigerant cooling tube, is favorable to improving assembly efficiency, also is convenient for after-sales maintenance operation simultaneously.
Further, the heat dissipation assembly portion comprises a pipe groove and a limiting portion, the refrigerant radiating pipe is arranged between the pipe groove and the limiting portion, the limiting portion and the pipe groove are connected in a clamping mode to the refrigerant radiating pipe jointly, and the limiting portion and the pipe groove can clamp the refrigerant radiating pipe jointly.
Further, the heat dissipation assembly portion is including letting the bit part for carry out the space to the kink of refrigerant cooling tube and dodge, in order to ensure that heat dissipation assembly portion can fully cooperate with the refrigerant cooling tube.
Furthermore, the electric control board assembly is connected with the first assembly surface in a detachable mode, the electric control board assembly comprises a board box and a PCB, the PCB is connected with the board box, a heat dissipation support is arranged on one side, close to the first assembly surface, of the PCB, and the heat dissipation support is connected with the heat dissipation fins. The heat dissipation support is provided with a heat dissipation module, and the heat dissipation sheet is connected with the heat dissipation module through a fastener, so that on one hand, the fixed connection between the heat dissipation sheet and the electric control board assembly is realized, and on the other hand, the arrangement of the heat dissipation module is favorable for improving the heat dissipation performance of the electric control board assembly.
Furthermore, the plate box is provided with a clamping sheet, the first assembling surface is provided with a flange, the flange is provided with a clamping hole, and the clamping sheet is clamped with the clamping hole; the electric control board assembly is provided with a hook, the first assembly surface is provided with a skirt edge hole, and the hook is clamped with the skirt edge hole; thereby realize the joint assembly between automatically controlled board subassembly and the automatically controlled box, play the chucking board box, prevent that the board box from rocking, sending the effect of abnormal sound. In addition, after the electric control board assembly is clamped with the electric control box, the electric control board assembly and the electric control box can be further fixed through a fastening piece in the direction from front to back of the outdoor unit.
Furthermore, the first assembly surface is provided with a first fixing hole, the heat dissipation support is provided with a second fixing hole, and the first fastener penetrates through the first fixing hole, the heat dissipation sheet and the heat dissipation support in sequence; thereby on the one hand can further improve the firm nature of assembly between automatically controlled board subassembly, the automatically controlled box, on the other hand makes fin, first assembly surface can press from both sides tightly the refrigerant cooling tube, is favorable to the firm assembly of refrigerant cooling tube, also is favorable to strengthening the heat transfer effect.
The air conditioner comprises the electric control structure, so that the number of related heat dissipation parts is reduced in the production and assembly process of the air conditioner, the cost is reduced, meanwhile, the number of parts required to be assembled by workers is reduced, and the assembly efficiency is improved; in the assembling process, workers do not need to arrange wires, can directly assemble and weld the refrigerant radiating pipes, and therefore production efficiency is improved, and hidden dangers such as welding plug wires and electric control board assemblies in the welding process are avoided.
Compared with the prior art, the electric control structure and the air conditioner have the following advantages that:
compared with the prior art, the electric control structure and the air conditioner provided by the utility model have the advantages that only one radiating fin is arranged on the structure, one radiating fin is omitted, the number of related radiating parts is reduced, the cost is reduced, the number of parts required to be assembled by workers is reduced, and the assembly efficiency is improved. In the assembly operation, this application has changed the assembly process among the prior art, does not carry out the welding after automatically controlled assembly is accomplished, but at first with refrigerant cooling tube assembly, welding finish the back, assemble automatically controlled subassembly, plug wire etc. again, this makes the workman need not the reason line, can directly assemble, weld the refrigerant cooling tube, not only is favorable to improving production efficiency, has stopped moreover to weld hidden danger such as plug wire, automatically controlled board subassembly in the welding process.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of an electrical control box in the prior art;
FIG. 2 is a schematic diagram of an electrical control assembly with a coolant heat dissipation structure in the prior art;
FIG. 3 is a schematic view of the electrical control assembly of FIG. 2 assembled in a conventional outdoor unit;
fig. 4 is a schematic front side view of an electrical control box in an electrical control structure according to an embodiment of the present invention;
fig. 5 is a schematic rear side view of an electrical control box in an electrical control structure according to an embodiment of the present invention;
fig. 6 is a schematic bottom view of an electrical control box in an electrical control structure according to an embodiment of the present invention;
fig. 7 is a schematic view illustrating an assembly of a PCB and a heat sink in an electronic control structure according to an embodiment of the present invention;
fig. 8 is a schematic rear side view of a PCB in an electrical control structure according to an embodiment of the utility model;
fig. 9 is a schematic structural diagram of an electric control board assembly in an electric control structure according to an embodiment of the present invention;
FIG. 10 is a schematic front side view of an electrical control assembly in an electrical control structure according to an embodiment of the present invention;
FIG. 11 is a schematic rear side view of an electrical control assembly in an electrical control structure according to an embodiment of the present invention;
fig. 12 is a first assembly diagram of an electric control structure in an outdoor unit according to an embodiment of the present invention;
FIG. 13 is an enlarged view of a portion of the embodiment of the present invention at A in FIG. 12;
fig. 14 is a second assembly diagram of an electric control structure in an outdoor unit according to an embodiment of the present invention;
fig. 15 is another structural schematic diagram of an electrical control box in an electrical control structure according to an embodiment of the present invention.
Description of reference numerals:
1. an electronic control box; 11. a heat dissipation assembly part; 111. a relief portion; 112. a pipe running groove; 113. a limiting part; 12. a first assembly face; 121. flanging; 122. a clamping hole; 123. a first fixing hole; 124. a skirt hole; 13. a second assembly face; 14. a third assembly surface; 2. an electric control board assembly; 20. a PCB circuit board 20; 21. a heat dissipation bracket; 22. a heat dissipation module; 23. a second fixing hole; 3. a board box; 31. a clip sheet; 4. a heat sink; 5. a refrigerant radiating pipe; 6. a first fastener; 7. a wind-isolating vertical plate; 8. refrigerant main line.
Detailed Description
The inventive concepts of the present disclosure will be described hereinafter using terms commonly employed by those skilled in the art to convey the substance of their work to others skilled in the art. These utility concepts may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. Meanwhile, the directional terms in the present application are based on the knowledge of the general assembling direction of the air conditioner outdoor unit, and all the drawings in the present application can refer to the directional marks in fig. 14.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-3, in the prior art, two heat dissipation fins are often used to clamp the refrigerant heat dissipation tube, so as to fix the refrigerant heat dissipation tube and the electric control board assembly together to dissipate heat of the electric control component in the air conditioner outdoor unit; the actual assembly process is roughly as follows: after the automatically controlled board subassembly that will have interior fin is fixed in automatically controlled box, put the refrigerant cooling tube again, and carry out the fix with screw with outer fin and automatically controlled board subassembly, outer fin compresses tightly fixedly with automatically controlled board subassembly to the refrigerant cooling tube jointly this moment, then connect the patchcord (in attached 2, all omit in 3), accomplish the assembly of whole automatically controlled assembly, later transport whole automatically controlled assembly to complete machine production line, install the complete machine with automatically controlled assembly earlier, then carry out the welding of refrigerant cooling tube, thereby the completion is to the installation of the automatically controlled part that has refrigerant heat radiation structure. However, in the assembly process, on one hand, the number of parts required to be assembled by workers is large, the assembly efficiency is low, on the other hand, parts such as the electric control board assembly and the like are fixed in the electric control box during welding, and a plurality of plug wires are assembled in the electric control assembly, so that the wires need to be arranged during welding, the production efficiency is influenced, and hidden dangers such as welding to the plug wires and the electric control board assembly and the like exist in the welding process.
Therefore, in order to solve the problems that in the prior art, the number of parts of an electric control component is large, the production efficiency is affected, and hidden troubles that welding burns an electric control board and a plug wire exist, the embodiment provides an electric control structure and an air conditioner, as shown in fig. 4-15, the electric control structure comprises an electric control box 1, an electric control board assembly 2 and a heat dissipation member, the electric control box 1 is connected with the electric control board assembly 2 and used for accommodating and fixing the electric control board assembly structures such as a PCB 20 and an electric element, and the heat dissipation member is arranged between the electric control box 1 and the electric control board assembly 2 and used for dissipating heat of the electric control board assembly 2; specifically, the heat dissipation part comprises a heat dissipation fin 4 and a refrigerant heat dissipation pipe 5, the electronic control box 1 is provided with a heat dissipation assembly part 11, the refrigerant heat dissipation pipe 5 is connected with the heat dissipation assembly part 11 in a detachable mode, one side of the heat dissipation fin 4 is connected with the electronic control board assembly 2, the other side of the heat dissipation fin is attached to the refrigerant heat dissipation pipe 5, and the electronic control board assembly 2 is subjected to heat dissipation through a conventional refrigerant heat dissipation principle. Wherein, consistent with the prior art, the structure that the electric control box 1, the electric control board assembly 2 and the heat dissipation member are assembled with each other can also be called an electric control assembly.
In the process of assembling the outdoor unit of the air conditioner, as shown in fig. 12 to 14, the electric control structure in the present application may be assembled according to the following steps: firstly, the electric control box 1 is connected with an air isolating vertical plate 7 of an outdoor unit, then the refrigerant radiating pipe 5 is connected with the radiating assembly part 11, then the refrigerant radiating pipe 5 is welded with a refrigerant main pipeline 8, then the radiating fin 4 is connected with the electric control board assembly 2, the electric control board assembly 2 is assembled to the electric control box 1, and finally a plug wire is connected. On this basis, for other component structures in the outdoor unit, the arrangement, communication relationship, etc. of the refrigerant heat dissipation pipe 5 and the refrigerant main pipeline 8 are not limited to the drawings of the present application, and all can adopt the conventional prior art, and are not described herein again.
Structurally, this automatically controlled structure that this application provided only sets up a fin 4, compares with prior art, saves a fin, not only is favorable to reducing relevant radiating part quantity, reduce cost, and the required part number of assembling of workman reduces moreover, is favorable to improving assembly efficiency. In the assembly operation, this application has changed the assembly process among the prior art, does not carry out the welding after automatically controlled assembly is accomplished, but at first with refrigerant cooling tube 5 assembly, welding finish the back, assemble automatically controlled subassembly, plug wire etc. again, this makes the workman need not the reason line, can directly assemble, weld refrigerant cooling tube 5, not only is favorable to improving production efficiency, has stopped moreover to weld hidden danger such as plug wire, automatically controlled board subassembly among the welding process.
As for the electric control box 1, as shown in fig. 4 to 6, the electric control box 1 includes a second assembling surface 13, a first assembling surface 12, and a third assembling surface 14, which are connected in sequence, so that the electric control box 1 has a certain accommodating space for accommodating and assembling the electric control board assembly 2 and the heat sink; the electric control box 1 is connected with an air isolating vertical plate 7 of the outdoor unit through a second assembling surface 13; the third assembling surface 14 is identical to the corresponding structure of the electric control box in the prior art, and is not described in detail. First assembly surface 12 sets up heat dissipation assembly portion 11, heat dissipation assembly portion 11 and refrigerant cooling tube 5 joint can carry out comparatively firm connection to refrigerant cooling tube 5 on the one hand, and on the other hand is convenient for carry out the dismouting to refrigerant cooling tube 5, is favorable to improving assembly efficiency, also is convenient for after-sale maintenance operation simultaneously.
Preferably, the heat dissipation assembly portion 11 includes a pipe running groove 112 and a limiting portion 113, and the refrigerant heat dissipation pipe 5 is disposed between the pipe running groove 112 and the limiting portion 113, so that the limiting portion 113 and the pipe running groove 112 jointly clamp and limit the refrigerant heat dissipation pipe 5. According to the wiring layout condition of the refrigerant radiating pipe 5, the direction of the pipe running groove 112 is consistent with the direction of the refrigerant radiating pipe 5, and the limiting portion 113 can be of a claw structure or a blocking arm structure, so that the limiting portion 113 and the pipe running groove 112 can clamp the refrigerant radiating pipe 5 together. In addition, considering that the conventional refrigerant heat dissipation pipe 5 is often a metal pipe, and the bent portion thereof is easily interfered with the pipe groove 112, the heat dissipation assembly 11 further includes a relief portion 111 for avoiding the space of the bent portion of the refrigerant heat dissipation pipe 5, so as to ensure that the heat dissipation assembly 11 can be sufficiently matched with the refrigerant heat dissipation pipe 5. The relief portion 111 may be an escape opening penetrating the first mounting surface 12 as shown in fig. 4-6, or may be an escape groove body communicating with the pipe running groove 112 as shown in fig. 15, wherein the groove depth of the escape groove body cannot be smaller than the radius of the refrigerant heat dissipation pipe 5, for example, the diameter of the refrigerant heat dissipation pipe 5 is 9.52mm, and the groove depth of the escape groove body may be 5.5 mm.
In addition, the related parts in the electric control box 1 can be in a split structure and assembled together; the electronic control box 1 can also be integrally formed, preferably, the electronic control box 1 is formed by punching, so that on one hand, the processing and production of the electronic control box 1 are facilitated, the production cost is reduced, on the other hand, the mechanical strength of the electronic control box 1 is ensured, and the requirement on the mechanical performance of the electronic control box in the actual assembly process is met.
As for the electric control board assembly 2, as shown in fig. 7 to 11, the electric control board assembly 2 is detachably connected to the first mounting surface 12. Specifically, the electronic control board assembly 2 comprises a board box 3 and a PCB circuit board 20, wherein the PCB circuit board 20 is detachably connected with the board box 3, an electrical component is arranged on one side of the PCB circuit board 20 away from the first assembling surface 12, a heat dissipation bracket 21 is arranged on one side of the PCB circuit board 20 close to the first assembling surface 12, and the heat dissipation bracket 21 is connected with the heat dissipation fin 4; preferably, the heat dissipation support 21 has a heat dissipation module 22, and the heat dissipation plate 4 is connected with the heat dissipation module 22 through a fastener, so that on one hand, the fixed connection between the heat dissipation plate 4 and the electronic control board assembly 2 is realized, and on the other hand, the arrangement of the heat dissipation module 22 is favorable for improving the heat dissipation performance of the electronic control board assembly 2. In the process of assembling the electric control board assembly 2 to the electric control box 1, the board box 3 is provided with a clamping sheet 31, the first assembling surface 12 is provided with a flange 121, the flange 121 is provided with a clamping hole 122, and the clamping sheet 31 is clamped with the clamping hole 122; in addition, the electric control board assembly 2 is provided with a hook (not shown), the first assembling surface 12 is provided with a skirt edge hole 124, and the hook is clamped with the skirt edge hole 124; thereby realize the joint assembly between automatically controlled board subassembly 2 and the automatically controlled box 1, play chucking plate box 3, prevent that plate box 3 from rocking, sending the effect of abnormal sound. In addition, after the electric control board assembly 2 is clamped with the electric control box 1, the electric control board assembly 2 and the electric control box 1 can be further fixed through a fastening piece in the direction from the front to the back of the outdoor unit.
After the electric control board assembly 2 is assembled in the electric control box 1, the refrigerant heat dissipation pipe 5 is located between the heat dissipation plate 4 and the first assembly surface 12, the first assembly surface 12 is provided with the first fixing hole 123, the heat dissipation support 21 is provided with the second fixing hole 23, and the first fixing hole 123 and the second fixing hole 23 correspond to each other, so that the first fastening piece 6 can sequentially penetrate through the first fixing hole 123, the heat dissipation plate 4 and the heat dissipation support 21 in the direction from back to front of the outdoor unit, on one hand, the firmness of assembly between the electric control board assembly 2 and the electric control box 1 can be further improved, on the other hand, the heat dissipation plate 4 and the first assembly surface 12 can clamp the refrigerant heat dissipation pipe 5, the firm assembly of the refrigerant heat dissipation pipe 5 is facilitated, and the heat exchange effect is also enhanced.
In the present invention, for any air conditioner, the outdoor unit of the air conditioner may include the electric control structure in this embodiment, and on the basis of the electric control structure provided in this embodiment, the air conditioner further includes conventional components of the outdoor unit of the air conditioner including structures such as a heat exchange coil, a fan, and a compressor; similarly, the air conditioner also comprises an indoor unit and related components; since they are all the prior art, they are not described herein in detail.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.