CN219868220U - Electric control box and air duct machine - Google Patents
Electric control box and air duct machine Download PDFInfo
- Publication number
- CN219868220U CN219868220U CN202321284246.7U CN202321284246U CN219868220U CN 219868220 U CN219868220 U CN 219868220U CN 202321284246 U CN202321284246 U CN 202321284246U CN 219868220 U CN219868220 U CN 219868220U
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- Prior art keywords
- control box
- wire harness
- circuit board
- electric control
- clamping
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- 239000002184 metal Substances 0.000 claims abstract description 18
- 238000005452 bending Methods 0.000 claims description 21
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010009 beating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
Abstract
The embodiment of the utility model provides an electric control box and a fan, and relates to the technical field of air conditioners. The electric control box is applied to the air duct machine and comprises a metal plate bracket, a plastic frame and a circuit board, wherein the metal plate bracket is used for being connected in a shell of the air duct machine, and the plastic frame is arranged on the metal plate bracket; the plastic frame comprises a supporting frame and wire clamps connected to the edge of the supporting frame, the supporting frame is internally used for loading the circuit board, the wire clamps are used for clamping wire harnesses led out from the circuit board, the wire harnesses are prevented from being scattered and distributed, and in the assembly process, the wire harnesses are not extruded or cut, and the assembly of other parts is not affected.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to an electric control box and an air duct machine.
Background
In the existing outdoor unit, after the wire harnesses of devices in the electric control box are led out of the electric control box, the wire harnesses of other devices such as a temperature sensing bulb, an electronic expansion valve, a positive and negative ion generator, a water pump, a float switch and the like are led into the electric control box, the wiring forms of the wire harnesses are not fixed and scattered, and in the assembly process, the wire harnesses are easy to be extruded and cut, and the assembly of other parts is also affected.
Therefore, how to neatly arrange the wire harness led out by the electric control box, so as to avoid the wire harness from being extruded, cut and influencing the assembly of other parts, is a technical problem to be solved at present.
Disclosure of Invention
In order to solve the problems, in a first aspect, the utility model provides an electric control box, which is applied to an air duct machine, wherein the electric control box comprises a metal plate bracket, a plastic frame and a circuit board, the metal plate bracket is used for being connected in a shell of the air duct machine, and the plastic frame is arranged on the metal plate bracket;
the plastic frame comprises a supporting frame and a wire harness clamp connected to the edge of the supporting frame, the supporting frame is internally used for loading a circuit board, and the wire harness clamp is used for clamping a wire harness led out from the circuit board.
The electric control box provided by the embodiment of the utility model has the beneficial effects that:
the wire harness clamp is arranged at the edge of the supporting frame for loading the circuit board, so that the wire harness led out from the circuit board can be clamped in the wire harness clamp and then connected to all electric elements in the air duct machine, the wire harness clamp can restrain the wire harnesses around the electric control box, the wire harnesses are prevented from being scattered and distributed, and in the assembly process, the wire harnesses cannot be extruded or cut, and the assembly of other parts cannot be influenced.
In an alternative embodiment, the harness clip includes a base and a clamping assembly, the base being attached to an edge of the support frame, the plurality of clamping assemblies being uniformly spaced apart from the base.
Like this, a plurality of clamping components are integrated on the base, avoid the plastic frame volume too big, and the overall structure intensity of beam clamp is great, and a beam clamp includes a plurality of clamping components, is favorable to carrying out the centre gripping to the pencil of each position trend.
In an alternative embodiment, the clamping assembly includes two oppositely spaced inverted hooks for clamping the wire harness.
In an alternative embodiment, the reverse hook structure comprises a supporting part and a bending part, wherein the supporting part is connected to the base, and the bending part is connected to the top end of the supporting part and extends to the bottom end of the bending part in a bending way.
Thus, the clamping assembly has simple structure and convenient manufacture.
In an alternative embodiment, the top surface of the bending part is an arc surface or an inclined surface, and the top surface of the bending part is used for sliding the wire bundle towards the inside of the clamping assembly.
Thus, the wire harness can smoothly slide into the inside of the clip assembly by using the top surface of the bent portion.
In an alternative embodiment, the spacing between the two bends is progressively smaller in the same clamping assembly from the direction of loading of the harness into the clamping assembly.
Thus, once the wire harness enters the inside of the clamping assembly, the wire harness is not easy to pass through the bending part and fall off from the clamping assembly.
In an alternative embodiment, a first threading hole is formed in a part, which is not shielded by the plastic frame, of the metal plate support, and the first threading hole is used for allowing a wire harness led out from the circuit board to pass through.
Like this, through the first through wires hole on the panel beating support, can conveniently introduce the pencil behind the panel beating support into automatically controlled box through first through wires hole.
In an alternative embodiment, a buckle is arranged on the side wall of the supporting frame, the buckle is arranged at intervals with the bottom wall of the supporting frame, and the buckle is used for clamping the circuit board in the supporting frame.
Thus, the circuit board can be stably assembled in the supporting frame through the buckle.
In an alternative embodiment, the plastic frame is integrally formed.
Therefore, the support frame and the wire harness clamp are firmly connected, and the manufacturing is convenient.
In a second aspect, the utility model provides an air duct machine, which comprises a volute fixing plate and the electric control box in the previous embodiment, wherein the electric control box is connected to the volute fixing plate, a second threading hole is formed in a part, which is not shielded by the electric control box, of the volute fixing plate, and the second threading hole is used for allowing a wire harness led out from a circuit board to pass through.
Therefore, the wire harness behind the volute fixing plate can be conveniently led into the electric control box through the second threading hole on the volute fixing plate.
Drawings
FIG. 1 is a schematic structural diagram of an air duct machine according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the assembly of the electrical control box and the volute fixing plate;
fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals illustrate:
100-duct machine; 1-a housing; 2-an electric control box; 3-a sheet metal bracket; 31-a first threading hole; 4-a plastic frame; 41-a support frame; 42-buckling; 43-beam clamps; 431-base; 432-a clamping assembly; 433-a barb structure; 434-a support; 435—a bend; 44-a circuit board; 5-a volute fixing plate; 51-a second threading hole; 6-volute.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
Referring to fig. 1, an air duct machine 100 includes a housing 1, a scroll casing 6 installed in the housing 1, and an electric control box 2, wherein the housing 1 includes a scroll casing fixing plate 5, a plurality of scroll casings 6 are installed on the scroll casing fixing plate 5, and the electric control box 2 is also connected to the scroll casing fixing plate 5.
Referring to fig. 2, the electric control box 2 includes a metal plate bracket 3, a plastic frame 4 and a circuit board 44, wherein the plastic frame 4 is mounted on the metal plate bracket 3, the plastic frame 4 includes a supporting frame 41 and a wire harness clip 43 connected to the edge of the supporting frame 41, the supporting frame 41 is internally used for loading the circuit board 44, and the wire harness clip 43 is used for clamping a wire harness led out from the circuit board 44. Thus, the wire harnesses led out from the circuit board 44 can be clamped in the wire harness clamp 43 and then connected to each electric element in the air duct machine 100, the wire harness clamp 43 can restrain the wire harnesses around the electric control box 2, the wire harnesses are prevented from being scattered and distributed, and the wire harnesses are not extruded or cut in the assembly process, and the assembly of other parts is not affected.
The plastic frame 4 is integrally formed. In this way, the support frame 41 and the harness clip 43 are firmly connected and are easy to manufacture. The sheet metal support 3 can also be integrally formed, so that the structural strength is ensured.
The part of the metal plate bracket 3 which is not shielded by the plastic frame 4 is provided with a first threading hole 31, and the first threading hole 31 is used for the wire harness led out from the circuit board 44 to pass through. Thus, the wire harness behind the sheet metal bracket 3 can be conveniently led into the electric control box 2 through the first threading hole 31 by the first threading hole 31 on the sheet metal bracket 3.
The volute fixing plate 5 is provided with a second threading hole 51 at a position which is not shielded by the electric control box 2, and the second threading hole 51 is used for allowing a wire harness led out from the circuit board 44 to pass through. Thus, the wire harness behind the volute fixing plate 5 can be conveniently introduced into the electronic control box 2 through the second threading hole 51 on the volute fixing plate 5.
In the present embodiment, since more wire harnesses are required to pass through the volute fixing plate 5, the wire harness clip 43 is attached to the side of the support frame 41 near the volute fixing plate 5 so as to clip a larger number of wire harnesses.
Referring to fig. 3, the beam clamp 43 includes a base 431 and clamping members 432, the base 431 is connected to an edge of the support frame 41, and the clamping members 432 are uniformly connected to the base 431 at intervals. Thus, the plurality of clamping assemblies 432 are integrated on the base 431, the plastic frame 4 is prevented from being overlarge in size, the overall structural strength of the wire harness clamp 43 is large, and one wire harness clamp 43 comprises the plurality of clamping assemblies 432, so that the wire harnesses in various directions can be clamped.
Each clamping assembly 432 includes two oppositely spaced barb structures 433, the two barb structures 433 being adapted to clamp a wire harness. The barb structure 433 includes a supporting portion 434 and a bending portion 435, the supporting portion 434 is connected to the base 431, and the bending portion 435 is connected to a top end of the supporting portion 434 and extends to a bottom end of the bending portion 435 in a bending manner. In this way, the clamping assembly 432 is simple in construction and easy to manufacture.
The top surface of the bending portion 435 is an arc surface or an inclined surface, in this embodiment, the top surface of the bending portion 435 is an arc surface, and the top surface of the bending portion 435 is used for guiding the wire bundle to slide toward the inside of the clamping assembly 432. In this way, the wire harness can smoothly slide into the inside of the clamp assembly 432 by using the top surface of the bent portion 435.
In the same holding member 432, the interval between the two curved portions 435 gradually decreases from the direction in which the wire harness is loaded into the holding member 432. Thus, once the wire harness enters the inside of the clamp assembly 432, it is not easy to get off the clamp assembly 432 beyond the bent portion 435.
In other embodiments, the wire harness clip 43 may take other forms, for example, the wire harness clip 43 may be a ring-shaped structure with a notch, and the wire harness may be restrained inside the ring-shaped structure by the notch; or may be a closed loop structure through which the wiring harness is directly connected to the circuit board 44.
No screws are provided within 3cm from the edge of the wire harness 43, that is, the shortest distance of the screws in the ductwork machine 100 from the edge of the wire harness 43 is not less than 3cm to ensure that the screws do not cut the wire harness within the wire harness 43.
The side wall of the supporting frame 41 is provided with a buckle 42, the buckle 42 is arranged at intervals with the bottom wall of the supporting frame 41, and the buckle 42 is used for clamping the circuit board 44 in the supporting frame 41. In this way, the circuit board 44 can be stably fitted inside the support frame 41 by the clip 42, and sandwiched between the clip 42 and the bottom wall of the support frame 41.
The beneficial effects of the electric control box 2 and the air duct machine 100 provided in this embodiment include:
1. the wire harness clamp 43 is arranged at the edge of the supporting frame 41 for loading the circuit board 44, so that the wire harness led out from the circuit board 44 can be clamped in the wire harness clamp 43 and then connected to each electric element in the air duct machine 100, the wire harness clamp 43 can restrain the wire harnesses around the electric control box 2, the wire harnesses are prevented from being scattered and distributed, and in the assembly process, the wire harnesses are not extruded or cut, and the assembly of other parts is not influenced;
2. the wire harness frame comprises a plurality of clamping assemblies 432, each clamping assembly 432 comprises two reverse hook structures 433 which are oppositely arranged at intervals, the structure is simple in form and convenient to manufacture, the wire harness can smoothly slide into the clamping assemblies 432 by utilizing the top surface of the bending part 435, and once entering the clamping assemblies 432, the wire harness is not easy to cross the bending part 435 and fall off from the clamping assemblies 432.
Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.
Claims (10)
1. The electric control box is applied to the air duct machine and is characterized by comprising a metal plate bracket (3), a plastic frame (4) and a circuit board (44), wherein the metal plate bracket (3) is used for being connected in a shell (1) of the air duct machine, and the plastic frame (4) is arranged on the metal plate bracket (3);
the plastic frame (4) comprises a supporting frame (41) and a wire harness clamp (43) connected to the edge of the supporting frame (41), the supporting frame (41) is internally used for loading the circuit board (44), and the wire harness clamp (43) is used for clamping a wire harness led out from the circuit board (44).
2. The electrical control box according to claim 1, characterized in that the harness clip (43) comprises a base (431) and clamping assemblies (432), the base (431) being connected to the edge of the support frame (41), a plurality of the clamping assemblies (432) being connected to the base (431).
3. The electrical control box according to claim 2, wherein the clamping assembly (432) comprises two reverse hook structures (433) arranged opposite to each other at intervals, and the two reverse hook structures (433) are used for clamping the wire harness.
4. An electronic control box according to claim 3, characterized in that the barb structure (433) comprises a supporting portion (434) and a bending portion (435), the supporting portion (434) is connected to the base (431), and the bending portion (435) is connected to the top end of the supporting portion (434) and extends to the bottom end of the bending portion (435) in a bending manner.
5. The electrical control box of claim 4, wherein a top surface of the bent portion (435) is an arc surface or an inclined surface, and the top surface of the bent portion (435) is used to guide the wire harness to slide toward the inside of the clamping assembly (432).
6. The electronic control box according to claim 4, characterized in that in the same holding assembly (432), a distance between two bending portions (435) gradually decreases in a direction of loading the holding assembly (432) from the wire harness.
7. The electronic control box according to claim 1, wherein a first threading hole (31) is formed in a part, which is not shielded by the plastic frame (4), of the sheet metal support (3), and the first threading hole (31) is used for allowing the wire harness led out of the circuit board (44) to pass through.
8. The electronic control box according to claim 1, characterized in that a buckle (42) is arranged on the side wall of the supporting frame (41), the buckle (42) is arranged at intervals with the bottom wall of the supporting frame (41), and the buckle (42) is used for clamping the circuit board (44) in the supporting frame (41).
9. An electrical control box according to claim 1, characterized in that no screws are provided within 3cm of the edge of the beam clamp (43).
10. An air duct machine, characterized in that the air duct machine comprises a volute fixing plate (5) and the electric control box according to any one of claims 1-9, the electric control box is connected to the volute fixing plate (5), a second threading hole (51) is formed in a part, which is not shielded by the electric control box, of the volute fixing plate (5), and the second threading hole (51) is used for allowing a wire harness led out of a circuit board (44) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321284246.7U CN219868220U (en) | 2023-05-24 | 2023-05-24 | Electric control box and air duct machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321284246.7U CN219868220U (en) | 2023-05-24 | 2023-05-24 | Electric control box and air duct machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219868220U true CN219868220U (en) | 2023-10-20 |
Family
ID=88325054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321284246.7U Active CN219868220U (en) | 2023-05-24 | 2023-05-24 | Electric control box and air duct machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219868220U (en) |
-
2023
- 2023-05-24 CN CN202321284246.7U patent/CN219868220U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |