CN217591376U

CN217591376U - Electric appliance box and cabinet type air conditioner

Info

Publication number: CN217591376U
Application number: CN202220779915.7U
Authority: CN
Inventors: 刘禾铭; 曾庆和; 寇永春; 江键; 符龙; 胡宽宏
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-10-14
Anticipated expiration: 2032-04-06

Abstract

The utility model provides an electrical apparatus box, cabinet air conditioner, electrical apparatus box wherein, including the electrical apparatus box body, this internal circuit board that has of electrical apparatus box holds the chamber, the circuit board holds the intracavity and is equipped with the circuit board mounting panel that is used for assembling the circuit board, the circuit board holds the first lateral wall and the second lateral wall that the chamber has relative parallel arrangement, the circuit board mounting panel with first lateral wall perpendicularly by the centre gripping in first lateral wall with between the second lateral wall, just the circuit board mounting panel can for first lateral wall and second lateral wall slide. According to the utility model discloses, the circuit board assemble in back on the circuit board mounting panel, the circuit board mounting panel with slidable ground mode assemble in the circuit board holds the intracavity, at equipment or after-sales maintenance in-process, through the push-and-pull circuit board mounting panel can expose the circuit board on it in operating personnel's field of vision, has greatly facilitated the dismantlement of circuit board, has improved assembly efficiency.

Description

Electric appliance box and cabinet type air conditioner

Technical Field

The utility model belongs to the technical field of the electrical apparatus box manufacturing and designing, concretely relates to electrical apparatus box, cabinet air conditioner.

Background

There are a plurality of problems with the electrical box component of the floor air conditioner in the prior art, including: the electric appliance box has large components and occupies much space; the mounting position has the problem that the worker is inconvenient to detach and mount, maintain the mainboard, connect the patch cord and the like after sale. Partial electrical apparatus box sets up at the top of cabinet air conditioner, and the connecting wire links together both via wind channel, air-out or evaporimeter, walks in disorder not pleasing to the eye, and strong and weak electric wire is generally alternately together moreover, influences the EMC effect, also has the potential safety hazard.

The common problems of the prior art electrical box parts are: the electrical box is poor in fireproof effect and insect prevention effect, low in assembly efficiency, capable of bringing potential safety hazards, capable of influencing reliability and service life, and the miniaturization of air conditioner parts is a developing trend.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an electric appliance box, cabinet air conditioner can overcome the dismantlement of the circuit board in the electric appliance box among the correlation technique inconvenient, leads to the lower not enough of assembly efficiency.

In order to solve the problem, the utility model provides an electrical apparatus box, including the electrical apparatus box body, this internal circuit board that has of electrical apparatus box holds the chamber, the circuit board holds the circuit board mounting panel that the intracavity is equipped with and is used for assembling the circuit board, the circuit board holds the first lateral wall and the second lateral wall that the chamber has relative parallel arrangement, the circuit board mounting panel with first lateral wall perpendicularly by the centre gripping in first lateral wall with between the second lateral wall, just the circuit board mounting panel can for first lateral wall and second lateral wall slide.

In some embodiments, the first side wall is configured with a sliding groove which is recessed towards the outer side of the circuit board accommodating cavity, the side wall of the circuit board mounting plate facing the first side wall is provided with a flange matched with the sliding groove, and the flange can be embedded into the sliding groove; and/or the circuit board mounting plate is provided with a locking structure which can be fixedly connected with the electric appliance box body.

In some embodiments, the circuit board mounting plate has a mounting area corresponding to the circuit board, and the edge of the mounting area has a plurality of snap fasteners, and the circuit board is assembled on the circuit board mounting plate through the plurality of snap fasteners.

In some embodiments, the circuit board includes a strong current PCB and a weak current PCB, the mounting region includes a first region and a second region, the first region and the second region are respectively located at two opposite sides of the circuit board mounting plate, the strong current PCB is mounted on the first region, and the weak current PCB is mounted on the second region.

In some embodiments, based on an actual installation orientation of the electrical box, the first side wall is in a horizontal position, and in a top view of the circuit board accommodating cavity, a transverse width of the circuit board accommodating cavity is gradually reduced along an insertion direction of the circuit board, and a height of an electrical component on the strong current PCB and/or the weak current PCB is gradually reduced along the insertion direction of the circuit board.

In some embodiments, the circuit board mounting plate divides the circuit board accommodation chamber into a first space corresponding to the first area and a second space corresponding to the second area, a volume of the first space being larger than a volume of the second space; and/or a positioning structure is arranged between the edge of the first area and the edge of the strong current PCB, and/or a positioning structure is arranged between the edge of the second area and the edge of the weak current PCB.

In some embodiments, the electrical box body further has a circuit arrangement cavity therein, the circuit arrangement cavity is located below the circuit board accommodating cavity based on the actual installation orientation of the electrical box, a strong current outlet groove for leading out a strong current cable of the strong current PCB is formed in a cavity wall of the circuit arrangement cavity, the circuit arrangement cavity further has a wire fixing clip for fixing the strong current cable, and the height of the strong current outlet groove is higher than that of the wire fixing clip.

In some embodiments, a wiring board is further arranged above the wire fixing clip; and/or a first sealing element is laid on the edge of the notch of the strong current outlet groove.

In some embodiments, the cavity wall of the circuit arrangement cavity is also provided with a weak current outlet groove for the weak current cable of the weak current PCB to be led out; and/or a cable outlet is also formed on the cavity wall of the circuit arrangement cavity.

In some embodiments, a second seal is disposed within the cable exit; and/or a first sealing member is laid on the notch edge of the weak current outlet groove.

The utility model also provides a cabinet air conditioner, including foretell electrical apparatus box.

In some embodiments, the cabinet air conditioner further includes a base assembly, an air inlet assembly, an air outlet assembly, and an air duct assembly, the air duct assembly is supported on the base assembly and clamped by the air inlet assembly and the air outlet assembly, a gap is formed between the outer peripheral walls of the air inlet assembly and the air outlet assembly, a side plate is assembled at the gap, the base assembly has an assembly region corresponding to the side plate, and the electrical box is located in the assembly region of the base assembly.

In some embodiments, the base assembly is configured with a plurality of wire clips, and when the electrical box has a strong current outlet slot, at least one of the plurality of wire clips has a height lower than the height of the strong current outlet slot, and/or when the electrical box has a weak current outlet slot, at least one of the plurality of wire clips has a height lower than the height of the weak current outlet slot.

The utility model provides a pair of electrical apparatus box, cabinet air conditioner, the circuit board assemble in back on the circuit board mounting panel, the circuit board mounting panel with slidable ground mode assemble in the circuit board holds the intracavity, in the equipment or after-sales maintenance in-process, through the push-and-pull circuit board mounting panel can expose the circuit board on it in operating personnel's field of vision within range, has greatly facilitated the dismantlement of circuit board, has improved assembly efficiency.

Drawings

Fig. 1 is an exploded schematic view of an electrical box according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of the case of FIG. 1;

FIG. 3 is a schematic perspective view of the circuit board mounting plate of FIG. 1;

fig. 4 is an exploded schematic view of the cabinet air conditioner according to the embodiment of the present invention;

FIG. 5 is an assembled view of the base assembly and the electrical box of FIG. 4 from a perspective view;

fig. 6 is an assembly view of the base assembly and the electrical box of fig. 4 from another view angle.

The reference numbers are given as:

1. a circuit board accommodating cavity; 11. a chute; 12. a case body; 13. a cover body; 2. a circuit board mounting plate; 21. a flange; 22. snapping; 23. positioning ribs; 31. a strong current PCB board; 32. a weak current PCB board; 4. a wiring arrangement cavity; 41. a strong current outlet groove; 42. a wire fixing clamp; 43. a wiring board; 44. a first seal member; 45. a weak current outlet groove; 46. a cable outlet; 461. a second seal member; 100. a base assembly; 101. an air intake assembly; 102. an air outlet assembly; 103. an air duct assembly; 104. a cap assembly; 110. and (6) wiring and buckling.

Detailed Description

Referring to fig. 1 to 6 in combination, according to the embodiment of the present invention, an electrical box is provided, including an electrical box body, a circuit board accommodating cavity 1 is provided in the electrical box body, specifically, the electrical box body includes a box body 12 and a cover body 13 of a relative lock, wherein the circuit board accommodating cavity 1 can be constructed on the box body 12, a circuit board mounting plate 2 for assembling the circuit board is provided in the circuit board accommodating cavity 1, the circuit board accommodating cavity 1 has a first side wall and a second side wall which are arranged in parallel, the circuit board mounting plate 2 is vertically clamped between the first side wall and the second side wall with the first side wall, and the circuit board mounting plate 2 can slide relative to the first side wall and the second side wall. Among this technical scheme, the circuit board assembles the back on circuit board mounting panel 2, and circuit board mounting panel 2 assembles in circuit board holds the chamber 1 with slidable mode, and in the equipment or after-sales maintenance process, can expose the circuit board on it in operating personnel's field of vision scope through push-and-pull circuit board mounting panel 2, has greatly facilitated the dismantlement of circuit board, has improved assembly efficiency.

In order to ensure the position of the circuit board mounting plate 2 to be reliable and stable, in one embodiment, the circuit board mounting plate 2 is provided with a locking structure capable of being fixedly connected with the electrical box body, and the implementation manner of the locking structure may be various, for example, the locking structure may be a detachable screw, so that the use of a threaded connector may be reduced, and the assembling and disassembling process is simple and convenient.

As a possible implementation, the first side wall is configured with a sliding groove 11 that is recessed toward the outside of the circuit board accommodating cavity 1, the side wall of the circuit board mounting plate 2 facing the first side wall is provided with a flange 21 that matches the sliding groove 11, and the flange 21 can be inserted into the sliding groove 11. The sliding groove 11 is integrally formed on the cavity of the circuit board accommodating cavity 1, so that the structure is more compact without assembly, and the number of failure points is reduced.

The circuit board mounting plate 2 has a mounting area corresponding to the circuit board, and a plurality of snaps 22 are provided at the edge of the mounting area, and the circuit board is assembled on the circuit board mounting plate 2 by the plurality of snaps 22. The circuit board is assembled with the circuit board mounting plate 2 into a whole in a buckling mode, and the assembling process of the circuit board is further facilitated. The corresponding circuit board is fixed by adopting the elastic buckle 22 instead of adopting screws in the prior art, so that the disassembly and assembly of the circuit board can be further simplified, and the circuit board is effectively prevented from being separated in the transportation process.

Specifically, the circuit board includes a strong current PCB 31 and a weak current PCB 32, the mounting area includes a first area and a second area, the first area and the second area are respectively located on two opposite sides of the circuit board mounting board 2, the strong current PCB 31 is assembled on the first area, and the weak current PCB 32 is assembled on the second area. Among this technical scheme, forceful electric power PCB board 31 and light current PCB board 32 are arranged in the relative both sides of circuit board mounting panel 2 respectively alone to can realize keeping apart the physics of strong and weak electricity, reduce the electromagnetic interference of forceful electric power to the weak current, promote the EMC effect.

On the basis of the actual installation position of the electric box, the first side wall is in a horizontal position, on the top view of the circuit board accommodating cavity 1, the transverse width of the circuit board accommodating cavity 1 is gradually reduced along the insertion direction of the circuit board, and the heights of electric elements on the strong current PCB 31 and/or the weak current PCB 32 are gradually reduced along the insertion direction of the circuit board. So can make electrical apparatus box overall structure obtain optimizing, the structure is compacter.

In some embodiments, the circuit board mounting plate 2 divides the circuit board accommodating cavity 1 into a first space corresponding to the first region and a second space corresponding to the second region, and the volume of the first space is greater than that of the second space, that is, the space corresponding to the strong electric component is relatively larger, so that the heat dissipation space of the space is larger, and the heat dissipation effect of the strong electric component is improved.

The edge of the first area and the edge of the strong current PCB 31 are provided with positioning structures, and/or the edge of the second area and the edge of the weak current PCB 32 are provided with positioning structures, so that the positions of the corresponding circuit boards can be more reliable and stable. The positioning structure can be specifically a positioning rib 23 integrally formed on the circuit board mounting plate 2, and a positioning hole or a groove is formed in the circuit board corresponding to the positioning rib 23 so as to realize the embedded positioning of the positioning rib 23 and the positioning hole or the groove.

The electric box body is also internally provided with a circuit arrangement cavity 4, the circuit arrangement cavity 4 is positioned below the circuit board accommodating cavity 1 by taking the actual installation direction of the electric box as a reference, a strong current wire outlet groove 41 for leading out a strong current cable of the strong current PCB 31 is arranged on the cavity wall of the circuit arrangement cavity 4, a wire fixing clamp 42 for fixing the strong current cable is also arranged in the circuit arrangement cavity 4, and the height of the strong current wire outlet groove 41 is higher than that of the wire fixing clamp 42. In the technical scheme, the cable fixing clamps 42 and the strong current outlet grooves 41 are arranged in a staggered mode in the height position, so that the corresponding strong current cables are bent on the outgoing path, the bending can resist the pulling of the outside on the cables and can be continuously released when the strong current cables are connected with an external power line, and the connection reliability of the cables is guaranteed. Meanwhile, the circuit board accommodating cavity 1 and the circuit arrangement cavity 4 in the technical scheme form a height difference in height, when the circuit board in the circuit board accommodating cavity 1 is burned and ignited, flame cannot easily flow out from the strong current outlet groove 41 and other outlets in the circuit arrangement cavity 4, so that the safety level is improved, and the safety effect of the electric appliance is better. The wall of the wiring arrangement cavity 4 is also provided with a weak current outlet groove 45 for leading out a weak current cable of the weak current PCB 32.

In some embodiments, a wiring board 43 is further disposed above the wire fixing clip 42, that is, the wiring board 43 is located between the high voltage PCB 31 and the wire fixing clip 42, so that the high voltage cable can be effectively prevented from being pulled by an external force from the wiring board 43 to be disconnected, and the connection strength of the cable is improved.

The edge of the notch of the strong current outlet groove 41 and/or the weak current outlet groove 45 is provided with a first sealing element 44, and the first sealing element 44 can be a rubber ring with grid bars, so that the abrasion of the notch on the cable can be prevented, and the protection capabilities of the electrical box such as insect prevention, dust prevention and the like can be improved.

The cable outlet 46 is further configured on the cavity wall of the circuit arrangement cavity 4, so that when the wiring requirements of the corresponding air conditioners are different, the cable can be led out from the cable outlet 46, and the lead-out length of the cable can be shorter, so that the cable arrangement cavity has the advantage of low cost. Preferably, a second sealing element 461 (for example, a rubber plate with an opening) is arranged in the cable outlet 46, so that the opening can prevent the cable from being worn and the protection capability of the electric box such as insect prevention and dust prevention can be improved.

According to the utility model discloses an embodiment still provides a cabinet air conditioner, including foretell electrical apparatus box.

Specifically, the cabinet air conditioner further comprises a base assembly 100, an air inlet assembly 101 (on which a heat exchanger is assembled), an air outlet assembly 102 and an air duct assembly 103, wherein the air duct assembly 103 is supported on the base assembly 100 and clamped by the air inlet assembly 101 and the air outlet assembly 102, a gap is formed between the outer peripheral walls of the air inlet assembly 101 and the air outlet assembly 102, a side plate is assembled at the gap, the base assembly 100 is provided with an assembly area corresponding to the side plate, and the electrical box is positioned in the assembly area of the base assembly 100. Therefore, when the electrical box needs to be maintained, the corresponding side plate is detached from the side face of the air conditioner, the position of the electrical box can be exposed in the visual field range of an operator, the air inlet assembly 101 at the rear part of the air conditioner does not need to be detached as in the prior art, and the maintenance process is further facilitated.

In some embodiments, the base assembly 100 is configured with a plurality of wire clips 110, and when the electrical box has a strong current outlet slot 41, at least one of the plurality of wire clips 110 has a height that is lower than the height of the strong current outlet slot 41, and/or when the electrical box has a weak current outlet slot 45, at least one of the plurality of wire clips 110 has a height that is lower than the height of the weak current outlet slot 45. Due to the height difference between the wiring buckle 110 and the corresponding strong current outlet groove 41 and weak current outlet groove 45, the cable line can firstly form a downward extending return bending structure for the outlet of the strong current cable and the weak current cable from the electrical box, and the damage that liquid such as water dropping on the cable enters the interior of the electrical box along the cable is effectively prevented.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an electrical apparatus box, its characterized in that includes the electrical apparatus box body, this internal circuit board that has of electrical apparatus box holds chamber (1), the circuit board holds and is equipped with circuit board mounting panel (2) that are used for assembling the circuit board in the chamber (1), the circuit board holds first lateral wall and the second lateral wall that chamber (1) has relative parallel arrangement, circuit board mounting panel (2) with first lateral wall perpendicularly by the centre gripping in first lateral wall with between the second lateral wall, just circuit board mounting panel (2) can for first lateral wall and second lateral wall slide.

2. The electrical box according to claim 1, characterized in that the first side wall is provided with a sliding groove (11) which is recessed towards the outer side of the circuit board accommodating cavity (1), the side wall of the circuit board mounting plate (2) facing the first side wall is provided with a flange (21) which is matched with the sliding groove (11), and the flange (21) can be embedded in the sliding groove (11); and/or the circuit board mounting plate (2) is provided with a locking structure which can be fixedly connected with the electrical box body.

3. The electrical box according to claim 1, characterized in that the circuit board mounting plate (2) has a mounting area corresponding to the circuit board, the edge of the mounting area has a plurality of snap-catches (22), and the circuit board is assembled on the circuit board mounting plate (2) by a plurality of the snap-catches (22).

4. The electrical box according to claim 3, characterized in that the circuit board comprises a strong electric PCB (31) and a weak electric PCB (32), the mounting area comprises a first area and a second area, the first area and the second area are respectively arranged at two opposite sides of the circuit board mounting plate (2), the strong electric PCB (31) is assembled on the first area, and the weak electric PCB (32) is assembled on the second area.

5. The electrical box according to claim 4, characterized in that, with reference to the actual installation orientation of the electrical box, the first side wall is in a horizontal position, and in a top view of the circuit board accommodating cavity (1), the transverse width of the circuit board accommodating cavity (1) is gradually reduced along the insertion direction of the circuit board, and the height of the electrical components on the strong electric PCB (31) and/or the weak electric PCB (32) is gradually reduced along the insertion direction of the circuit board.

6. The electrical box according to claim 4, characterized in that the circuit board mounting plate (2) divides the circuit board accommodation chamber (1) into a first space corresponding to the first area and a second space corresponding to the second area, the first space having a volume greater than a volume of the second space; and/or a positioning structure is arranged between the edge of the first area and the edge of the strong electric PCB (31), and/or a positioning structure is arranged between the edge of the second area and the edge of the weak electric PCB (32).

7. The electrical box according to claim 4, characterized in that the electrical box body is further provided with a circuit arrangement cavity (4), the circuit arrangement cavity (4) is positioned below the circuit board accommodating cavity (1) based on the actual installation orientation of the electrical box, the cavity wall of the circuit arrangement cavity (4) is provided with a strong electric wire outlet groove (41) for leading out a strong electric cable of the strong electric PCB (31), the circuit arrangement cavity (4) is further provided with a wire fixing clip (42) for fixing the strong electric cable, and the height of the strong electric wire outlet groove (41) is higher than that of the wire fixing clip (42).

8. The electrical box according to claim 7, characterized in that a wiring board (43) is further provided above the wire fixing clip (42); and/or a first sealing element (44) is laid on the notch edge of the strong electricity outlet groove (41).

9. The electrical box according to claim 7, characterized in that the wall of the wiring arrangement chamber (4) is also provided with a weak current outlet slot (45) for the weak current cable of the weak current PCB board (32) to be led out; and/or a cable outlet (46) is also formed on the cavity wall of the circuit arrangement cavity (4).

10. The electrical box according to claim 9, wherein a second seal (461) is provided in the cable exit (46); and/or a first sealing member (44) is laid on the notch edge of the weak current outlet groove (45).

11. A packaged air conditioner comprising an electrical box according to any one of claims 1 to 10.

12. The cabinet air-conditioner according to claim 11, further comprising a base assembly (100), an air inlet assembly (101), an air outlet assembly (102), and an air duct assembly (103), wherein the air duct assembly (103) is supported on the base assembly (100) and is clamped by the air inlet assembly (101) and the air outlet assembly (102), a gap is formed between the outer peripheral walls of the air inlet assembly (101) and the air outlet assembly (102), a side plate is assembled at the gap, the base assembly (100) has an assembly region corresponding to the side plate, and the electrical box is located in the assembly region of the base assembly (100).

13. The cabinet air-conditioner according to claim 12, wherein the base assembly (100) is configured with a plurality of wire clips (110), and when the electrical box has a strong electricity outlet groove (41), at least one of the plurality of wire clips (110) has a height lower than the height of the strong electricity outlet groove (41), and/or when the electrical box has a weak electricity outlet groove (45), at least one of the plurality of wire clips (110) has a height lower than the height of the weak electricity outlet groove (45).