Control box, indoor unit and air conditioning system

Abstract

The utility model relates to the technical field of air conditioners, in particular to a control box, an indoor unit and an air conditioning system. The control box comprises a control box main body; the control box cover is connected with the control box main body in an openable and closable manner; the locking part is arranged between the control box main body and the control box cover and can lock and close the control box main body and the control box cover; the sealing part is arranged between the control box main body and the control box cover, and when the control box main body and the control box cover are in a locked and closed state, the control box main body and the control box cover are connected in a sealed mode. According to the control box, the indoor unit and the air conditioning system, locking and closing of the control box are guaranteed, and safety is guaranteed; and when the control box cover is in the locked and closed state, the sealing part is connected between the control box cover and the control box main body in a sealing manner, so that the sealing effect of the control box is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air conditioning, in particular to a control box, an indoor unit and an air conditioning system. Background Art

[0002] Compared to conventional fluorine-based air conditioners, heat pump hot water air conditioners offer a wider range of operating functions and control methods, requiring a corresponding increase in the number of associated electrical components. Due to limited space in the outdoor unit's electrical control cabinet, it's impossible to accommodate all the necessary components. Therefore, consideration was given to separating some of the heat pump hot water air conditioner's control modules and designing an indoor electrical control box for user convenience. However, the indoor control box needed to comprehensively consider factors such as user safety, ease of maintenance, and ease of operation to enhance the user experience.

[0003] However, existing heat pump hot water air conditioners are all designed with indoor control boxes that have poor sealing, poor dust and insect resistance, and low inspection, maintenance and operational safety, resulting in a poor user experience. Utility Model Content

[0004] The utility model provides a control box, an indoor unit and an air-conditioning system, which are used to solve the defect of poor sealing of the indoor control box in the prior art.

[0005] The utility model provides a control box, comprising:

[0006] Control box body;

[0007] A control box cover, connected to the control box body in an openable and closable manner;

[0008] a locking portion, provided between the control box body and the control box cover, and capable of locking the control box body and the control box cover closed;

[0009] The sealing portion is provided between the control box body and the control box cover, and seals and connects the control box body and the control box cover when the control box body and the control box cover are in a locked and closed state.

[0010] The control box provided by the present invention further includes: a mounting portion and a sealing connection portion, wherein the sealing portion is fixed to the mounting portion, and when the control box body and the control box cover are in a locked and closed state, the sealing portion and the sealing connection portion are sealed together. The mounting portion is fixed to the control box body, and the sealing connection portion is fixed to the control box cover; or, the mounting portion is fixed to the control box cover, and the sealing connection portion is fixed to the control box body. In the above structure of the present invention embodiment, the mounting portion provides a mounting position for the sealing portion, and the sealing portion and the sealing connection portion cooperate to form a sealed connection.

[0011] According to the control box provided by the present invention, the mounting portion includes a first edge seal, the sealing portion includes a sealing gasket disposed along the first edge seal, and the sealing connection portion includes a second edge seal disposed opposite the sealing gasket. The above structure of the present invention facilitates the installation of the sealing gasket.

[0012] According to the control box provided by the present invention, the locking portion includes a magnetic element. The magnetic element is fixed to the control box body and can magnetically engage with the control box cover; alternatively, the magnetic element is fixed to the control box cover and can magnetically engage with the control box body. In the above structure, the embodiment of the present invention uses a magnetic element to lock the control box, which facilitates material acquisition and assembly.

[0013] According to the control box provided by the present invention, the magnetic elements are provided in plurality and arranged in sequence along the length direction of the control box body or the control box cover. The present invention adopts the above structure to ensure the stable locking of the control box.

[0014] The control box provided by the present invention further includes an opening and closing monitoring unit, disposed between the control box body and the control box cover, for monitoring the opening and closing status of the control box body and the control box cover. In the embodiment of the present invention, when the control box is detected to be open, the control elements within the control box are de-energized, ensuring that the power is off during inspection and maintenance, thereby ensuring safety during the inspection and maintenance process.

[0015] According to the control box provided by the present invention, the opening and closing monitoring unit includes any one of a proximity switch, a micro switch, and a limit switch. In the embodiment of the present invention, as shown above, the control box is determined to be in an open or locked state by monitoring the contact or proximity of the sealing edges of the control box body and the control box cover.

[0016] The control box provided by the present invention further includes: a fixing bracket secured to the interior of the control box body by a locking member; and a gasket disposed on the exterior of the control box body, wherein the thickness of the gasket is greater than or equal to the length of the fastener extending from the control box body. The above structure of the present invention avoids the risk of the bolt fastener scratching the wall.

[0017] The utility model provides an indoor unit, comprising: a control box of the utility model.

[0018] The utility model provides an air-conditioning system, comprising: a control box or an indoor unit of the utility model.

[0019] The utility model provides a control box, which includes: a control box body, a control box cover, a locking portion and a sealing portion. The control box cover is connected to the control box body in an openable and closable manner; the locking portion is provided between the control box body and the control box cover, and is capable of locking the control box body and the control box cover together; the sealing portion is provided between the control box body and the control box cover, and when the control box body and the control box cover are in a locked and closed state, the control box body and the control box cover are sealed and connected. The control box provided in the present application ensures that the control box body and the control box cover are locked and closed by providing a locking portion between the control box cover and the control box body, isolates the control elements in the control box from people, and ensures safety. The control box cover will only be opened when sufficient external force is applied to overcome the locking force of the locking portion; when the control box cover is in a locked and closed state, the sealing portion is sealed and connected between the control box cover and the control box body, thereby improving the sealing effect of the control box.

[0020] Furthermore, the indoor unit provided by the present invention has the same advantages as above because it includes the control box in the above embodiment of the present invention.

[0021] Furthermore, the air-conditioning system provided by the present invention has the same advantages as above because it includes the control box or indoor unit in the above embodiments of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the present invention or the prior art, a brief introduction will be given below to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 It is a schematic diagram of the three-dimensional structure of a control box provided in one embodiment of the present utility model.

[0024] Figure 2 It is a structural schematic diagram of a control box main body provided in one embodiment of the present utility model.

[0025] Figure 3 It is a structural schematic diagram of a control box cover provided in one embodiment of the present utility model.

[0026] Figure 4 This is a schematic structural diagram of a control box cover provided in one embodiment of the present invention with the sealing portion removed.

[0027] Figure 5 It is a schematic diagram of the back structure of a control box provided in one embodiment of the present utility model.

[0028] Reference numerals:

[0029] 1. Control box body; 2. Control box cover; 3. Locking part; 4. Sealing part; 5. Installation part; 6. Sealing connection part; 7. Opening and closing monitoring unit; 8: Fixing bracket; 9: Gasket. DETAILED DESCRIPTION

[0030] To make the purpose, technical solutions, and advantages of the present invention more clear, the following will be combined with the accompanying drawings to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] In the description of this embodiment, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing this embodiment and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on this embodiment.

[0032] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of such features. In the description of this embodiment, "plurality" means at least two, for example, two, three, etc., unless otherwise specifically defined.

[0033] In this embodiment, unless otherwise specified or limited, the terms "disposed," "installed," "connected," "connected," and "fixed" should be understood in a broad sense. For example, they may refer to fixed or detachable connections, or integration; mechanical or electrical connections; direct or indirect connections through an intermediate medium; and internal communication between two components or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this embodiment based on specific circumstances.

[0034] In the embodiments of the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. Furthermore, a first feature being "above," "above," or "above" a second feature may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below," "below," or "below" a second feature may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is lower in level than the second feature.

[0035] The following combination Figure 1-Figure 5 The present invention describes a control box comprising a control box body 1 , a control box cover 2 , a locking portion 3 and a sealing portion 4 .

[0036] Among them, the control box cover 2 is connected to the control box body 1 in an openable and closable manner; the locking part 3 is provided between the control box body 1 and the control box cover 2, and can lock the control box body 1 and the control box cover 2 closed; the sealing part 4 is provided between the control box body 1 and the control box cover 2, and when the control box body 1 and the control box cover 2 are in a locked and closed state, the control box body 1 and the control box cover 2 are sealed and connected.

[0037] Specifically, the control box cover 2 is mounted on the control box body 1, with a hinge disposed therebetween. The hinge allows the control box cover 2 to open and close relative to the control box body 1, effectively enabling both opening and closing. When the control box cover 2 is open, the control components within the control box can be inspected and maintained. When the cover 2 is closed, the control box can operate normally.

[0038] The locking portion 3 is installed between the control box cover 2 and the control box body 1, and is used to lock the control box cover 2 closed to ensure that it will not open in a free state, isolate the control elements in the control box from people, and ensure safety. The control box cover 2 will only open when sufficient external force is applied to overcome the locking force of the locking portion 3.

[0039] When the control box cover 2 is locked and closed, the sealing portion 4 is sealed between the control box cover 2 and the control box body 1, ensuring the sealing effect of the control box and having good dust and insect resistance. In addition, the control box wiring harness interface adopts a sealed waterproof connector to ensure the wiring waterproof effect.

[0040] It can be seen that the control box provided in the present application ensures the locking and closure of the control box body 1 and the control box cover 2 by setting a locking part 3 between the control box cover 2 and the control box body 1, thereby isolating the control elements in the control box from people and ensuring safety. The control box cover 2 will only be opened when sufficient external force is applied to overcome the locking force of the locking part 3; when the control box cover 2 is in the locked and closed state, the sealing part 4 is sealed between the control box cover 2 and the control box body 1, thereby improving the sealing effect of the control box.

[0041] In one embodiment of the present invention, the control box further comprises: a mounting portion 5 and a sealing connection portion 6. The sealing portion 4 is fixed to the mounting portion 5. When the control box body 1 and the control box cover 2 are in a locked and closed state, the sealing portion 4 and the sealing connection portion 6 are sealed together. Specifically, the mounting portion 5 and the sealing connection portion 6 can be installed in two ways according to actual needs: 1. The mounting portion 5 is fixed to the control box body 1, and the sealing connection portion 6 is fixed to the control box cover 2; 2. The mounting portion 5 is fixed to the control box cover 2, and the sealing connection portion 6 is fixed to the control box body 1. The mounting portion 5 provides a mounting position for the sealing portion 4, and the sealing portion 4 and the sealing connection portion 6 cooperate to form a sealed connection.

[0042] In one embodiment of the present invention, the mounting portion 5 includes: a first edge seal; the sealing portion 4 includes: a sealing gasket arranged along the first edge seal; the sealing connection portion 6 includes: a second edge seal, and the second edge seal is arranged opposite to the sealing gasket. In this embodiment, the mounting portion 5 and the sealing mounting portion 5 are both edge seal structures, that is, edge seals are processed on the contact surfaces of the control box body 1 and the control box cover 2, one edge seal is used to fix the sealing gasket, and when the control box cover 2 is closed, the other edge seal fits tightly with the sealing gasket to achieve a sealing effect, which facilitates the installation of the sealing gasket. Preferably, the edge seal can be fixed by gluing. Optionally, the sealing gasket can also be replaced by a sealing strip or other sealing filler. It should be understood that the shape of the first edge seal, the sealing gasket and the second edge seal is consistent with the shape of the control box, and can be a rectangular structure.

[0043] In one embodiment of the present invention, the locking portion 3 includes: a magnetic member. The magnetic member is fixed on the control box body 1 and can be magnetically matched with the control box cover 2; or, the magnetic member is fixed on the control box cover 2 and can be magnetically matched with the control box body 1. Specifically, the magnetic member is fixed on the control box cover 2 or the control box cover 2. The magnetic member is preferably a magnet. The control box cover 2 and the control box cover 2 are both made of iron material, generally a stainless steel control box, and the magnet can attract the control box cover 2 to lock. Preferably, the magnet is fixed to the control box cover 2 or the edge sealing structure of the control box cover 2 by gluing. The use of a magnetic member to lock the control box is convenient for material acquisition and assembly.

[0044] In one embodiment of the present invention, multiple magnetic elements are provided and arranged in sequence along the length of the control box body 1 or the control box cover 2 to ensure stable locking of the control box. Preferably, two magnetic elements are provided, one at the upper end and the other at the lower end of the edge seal.

[0045] In one embodiment of the present invention, the control box further comprises an opening / closing monitoring unit 7 disposed between the control box body 1 and the control box cover 2 for monitoring the opening / closing status of the control box body 1 and the control box cover 2. In this embodiment, by providing the opening / closing monitoring unit 7 to monitor the opening / closing status, when the control box is detected to be open, the control elements within the control box are de-energized, ensuring that the control box is in a de-energized state during the inspection and maintenance process, thereby ensuring safety during the inspection and maintenance process.

[0046] In one embodiment of the present invention, the opening and closing monitoring unit 7 includes any one of a proximity switch, a micro switch, and a limit switch. The proximity switch, micro switch, or limit switch detects the contact or proximity of the sealing edges of the control box body 1 and the control box cover 2, thereby determining whether the control box is in the open or locked state.

[0047] In one embodiment of the present invention, the control box further comprises: a fixing bracket 8 and a gasket 9. The fixing bracket 8 is fixed to the inside of the control box body 1 by a locking member; the gasket 9 is provided on the outside of the control box body 1, and the thickness of the gasket 9 is greater than or equal to the length of the fastener extending from the control box body 1. Specifically, the control elements in the control box are installed via the fixing bracket 8, and the fixing bracket 8 is preferably fixed to the cavity of the control box body 1 by a bolt fastener, the tip of the bolt fastener passes through the control box body 1, and the gasket 9 is installed on the back side of the control box body 1. The thickness of the gasket 9 is greater than the length of the bolt fastener extending from the control box body 1, thereby avoiding the risk of the bolt fastener scratching the wall.

[0048] The present invention further provides an indoor unit, which may be a heat pump air conditioner indoor unit, and includes: the control box in the above embodiment of the present invention.

[0049] The indoor unit provided by the present invention includes the control box in the above embodiment of the present invention, and therefore has the same advantages as above.

[0050] The present invention also provides an air conditioning system, which may be a heat pump air conditioning system, and includes: a control box or an indoor unit in the above embodiment of the present invention.

[0051] The air-conditioning system provided by the present invention has the same advantages as above because it includes the control box or indoor unit in the above embodiments of the present invention.

[0052] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A control box, characterized in that: include: Control box body (1); A control box cover (2) is connected to the control box body (1) in an openable and closable manner; A locking portion (3) is provided between the control box body (1) and the control box cover (2), and is capable of locking the control box body (1) and the control box cover (2) together; A sealing portion (4) is provided between the control box body (1) and the control box cover (2), and seals and connects the control box body (1) and the control box cover (2) when the control box body (1) and the control box cover (2) are in a locked and closed state.

2. The control box according to claim 1, characterized in that: Also includes: The mounting portion (5) and the sealing connection portion (6) are fixed to the mounting portion (5). When the control box body (1) and the control box cover (2) are in a locked and closed state, the sealing portion (4) and the sealing connection portion (6) are in sealing cooperation; wherein, The mounting portion (5) is fixed on the control box body (1), and the sealing connection portion (6) is fixed on the control box cover (2); or, The mounting portion (5) is fixed on the control box cover (2), and the sealing connection portion (6) is fixed on the control box body (1).

3. The control box according to claim 2, characterized in that: The mounting portion (5) comprises: a first edge seal; The sealing portion (4) comprises: a sealing gasket arranged along the first sealing edge; The sealing connection portion (6) comprises a second sealing edge, and the second sealing edge is arranged opposite to the sealing gasket.

4. The control box according to any one of claims 1 to 3, characterized in that: The locking portion (3) comprises: a magnetic attraction member; wherein, The magnetic member is fixed on the control box body (1) and can be magnetically matched with the control box cover (2); or, The magnetic member is fixed on the control box cover (2) and can be magnetically matched with the control box body (1).

5. The control box according to claim 4, characterized in that: The magnetic attraction members are provided in plurality and are arranged in sequence along the length direction of the control box body (1) or the control box cover (2).

6. The control box according to any one of claims 1 to 3, characterized in that: It also includes an opening and closing monitoring unit (7), which is arranged between the control box body (1) and the control box cover (2) and is used to monitor the opening and closing status of the control box body (1) and the control box cover (2).

7. The control box according to claim 6, characterized in that: The opening and closing monitoring unit (7) comprises any one of a proximity switch, a micro switch and a limit switch.

8. The control box according to any one of claims 1 to 3, characterized in that: Also includes: A fixed bracket (8) is fixed inside the control box body (1) via a locking member; A gasket (9) is arranged on the outside of the control box body (1), and the thickness of the gasket (9) is greater than or equal to the length of the locking member extending out of the control box body (1).

9. An indoor unit, characterized in that: include: The control box according to any one of claims 1 to 8.

10. An air conditioning system, characterized in that: include: The control box according to any one of claims 1 to 8 or the indoor unit according to claim 9.

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