Electric appliance centralized control box with good heat dissipation effect

Abstract

The utility model relates to the technical field of electric appliance centralized control boxes, in particular to an electric appliance centralized control box with a good heat dissipation effect, which comprises a box body, a bottom cover and a heat dissipation component, a substrate is detachably arranged in an internal thread column on the bottom cover through a countersunk head screw, and an electric appliance control element is arranged on the substrate. A heat dissipation grating plate is arranged on the lower portion of the inner wall of the rectangular through groove in the middle of the bottom cover, a silica gel layer is arranged on the top end face of the heat dissipation grating plate, and a heat dissipation component is embedded in each groove formed in the silica gel layer. According to the utility model, the silica gel layer is arranged between the heat dissipation grating plate and the heat dissipation part, the silica gel layer has good heat conduction and heat dissipation performance, and the silica gel layer also has certain flexibility, so that when the substrate loaded with the electric appliance control element is installed in the internal thread column of the bottom cover through the countersunk head screw, the heat dissipation effect is good; the silica gel layer can effectively enable the fins in the heat dissipation component to be tightly attached to the bottom end face of the substrate through the flexibility and compressibility of the silica gel layer, gaps are reduced, and therefore the heat dissipation effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical appliance centralized control boxes, in particular to an electrical appliance centralized control box with good heat dissipation effect. Background Art

[0002] Electrical components are usually installed in a centralized electrical control box. The electrical components generate heat during operation. If the heat dissipation effect of the centralized electrical control box is not good, the heat cannot be discharged in time, resulting in excessive temperature of the components, affecting their performance and stability, and may even cause damage or failure of the components. In view of this, it is necessary to improve the current centralized electrical control box to solve the above problems.

[0003] The above information disclosed in this Background section is only for understanding the background of the present inventive concept and therefore it may contain information that does not constitute prior art. Utility Model Content

[0004] The purpose of the utility model is to provide an electrical appliance centralized control box with good heat dissipation effect, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] An electrical appliance centralized control box with good heat dissipation effect comprises a box body, a bottom cover and a heat dissipation component. The box body is symmetrically mounted on both sides of the bottom cover by bolts. Internally threaded columns are symmetrically arranged on both sides of the top of the bottom cover. A base plate is detachably mounted in the internally threaded columns by countersunk screws, and an electrical appliance control element is arranged on the base plate.

[0007] A rectangular through-slot is provided in the middle of the bottom cover, a heat dissipation grille is provided at the lower portion of the inner wall of the rectangular through-slot, a silicone layer is provided on the top surface of the heat dissipation grille, a plurality of grooves are provided on the top surface of the silicone layer at equal intervals, and a heat dissipation component is embedded in each groove;

[0008] The bottom end surface of the rectangular block of the heat dissipation component is provided with a protrusion, and the top end surface of the rectangular block is symmetrically provided with fins;

[0009] In addition, a preferred structure is that wiring holes are symmetrically provided on both sides of the box body.

[0010] In addition, a preferred structure is that the rectangular block, protrusion and fins of the heat dissipation component are an integrally formed structure, and the heat dissipation component is made of aluminum.

[0011] In addition, a preferred structure is that the protrusion of the heat dissipation component and the groove opened on the silicone layer are adapted to each other.

[0012] In addition, a preferred structure is that a plurality of heat dissipation grooves are equidistantly provided on the silicone layer, and the heat dissipation grooves are spaced apart from the grooves.

[0013] In addition, a preferred structure is that the top end surface of the fin in the heat dissipation component and the bottom end surface of the base plate are closely fitted to each other.

[0014] The beneficial effects of the utility model are:

[0015] In the utility model, a silicone layer is provided between the heat dissipation grid plate and the heat dissipation component, wherein the silicone layer has good thermal conductivity and heat dissipation performance, and the silicone layer also has a certain flexibility. When the substrate carrying the electrical control element is installed in the internal threaded column of the bottom cover by means of countersunk screws, the silicone layer can effectively make the fins in the heat dissipation component and the bottom end surface of the substrate fit closely to each other through its flexibility and compressibility, thereby reducing the generation of gaps and thus improving the heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of an electrical appliance centralized control box with good heat dissipation effect proposed by the utility model;

[0017] Figure 2 This is a three-dimensional diagram of a heat dissipation component in a centralized control box for electrical appliances with good heat dissipation effect proposed by the present invention;

[0018] Figure 3 This is a top view of the bottom cover of an electrical appliance centralized control box with good heat dissipation effect proposed by the utility model.

[0019] In the figure: 1 box body, 2 bottom cover, 21 rectangular through slot, 3 bolt, 4 wiring hole, 5 internal thread column, 6 countersunk screw, 7 heat dissipation grille plate, 81 silicone layer, 82 heat dissipation slot, 83 groove, 9 heat dissipation component, 91 rectangular block, 92 fin, 93 protrusion, 10 base plate, 11 electrical control component. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] In the description of the present invention, 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" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 the present invention.

[0022] 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 specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0023] Reference Figure 1-3 , an electrical appliance centralized control box with good heat dissipation effect, comprising a box body 1, a bottom cover 2 and a heat dissipation component 9, the box body 1 is symmetrically mounted on both sides of the bottom cover 2 by bolts 3, internal threaded columns 5 are symmetrically arranged on both sides of the top of the bottom cover 2, a base plate 10 is detachably mounted in the internal threaded columns 5 by countersunk screws 6, and an electrical appliance control element 11 is arranged on the base plate 10;

[0024] In other embodiments, wiring holes 4 are symmetrically provided on both sides of the box body 1;

[0025] With this design, the wiring holes 4 are symmetrically arranged on both sides of the box body 1, making it easy for the operator to connect the electrical control components 11 arranged on the substrate 10 inside the control box;

[0026] A rectangular through slot 21 is provided in the middle of the bottom cover 2, and a heat dissipation grille plate 7 is provided at the lower portion of the inner wall of the rectangular through slot 21;

[0027] With this design, the heat dissipation grid plate 7 is arranged in the rectangular through groove 21 of the bottom plate 2, so that the heat generated in the box body 1 can be effectively dissipated through the grid holes of the heat dissipation grid plate 7;

[0028] The top surface of the heat dissipation grille plate 7 is provided with a silicone layer 8, and the top surface of the silicone layer 8 is provided with a plurality of grooves 83 at equal intervals, and a heat dissipation component 9 is embedded in each groove 83. The bottom surface of the rectangular block 91 of the heat dissipation component 9 is provided with a protrusion 93, and the top surface of the rectangular block 91 is symmetrically provided with fins 92.

[0029] In other embodiments, the rectangular block 91, the protrusion 93 and the fin 92 of the heat dissipation component 9 are an integrally formed structure, and the heat dissipation component 9 is made of aluminum. The top surface of the fin 92 of the heat dissipation component 9 is tightly fitted with the bottom surface of the substrate 10.

[0030] Through this design, the heat dissipation component 9 is set to an integrated aluminum structure, which is not only easy to mass produce, but also has excellent thermal conductivity and heat dissipation performance of aluminum, thereby achieving a better heat dissipation effect;

[0031] In other embodiments, the protrusion 93 of the heat dissipation component 9 and the groove 83 provided on the silicone layer 8 are adapted to each other;

[0032] With this design, a groove 83 for engaging the protrusion 93 of the heat dissipation component 9 is provided on the silicone layer 8, so that the heat dissipation component 9 can be better arranged during assembly;

[0033] In other embodiments, a plurality of heat dissipation grooves 82 are provided on the silicone layer 8 at equal intervals, and the heat dissipation grooves 82 and the grooves 83 are spaced apart.

[0034] With this design, by providing a heat dissipation groove 82 spaced apart from the groove 83 on the silicone layer 8, the heat dissipation groove 82 and the heat dissipation grid plate 7 provided under the silicone layer 8 can achieve a better heat dissipation effect;

[0035] In this embodiment, a silicone layer is provided between the heat dissipation grille plate and the heat dissipation component, wherein the silicone layer has good thermal conductivity and heat dissipation properties, and the silicone layer also has a certain degree of flexibility. When the substrate carrying the electrical control components is installed in the internal threaded column of the bottom cover by means of countersunk screws, the silicone layer can effectively make the fins in the heat dissipation component and the bottom end surface of the substrate fit closely to each other through its flexibility and compressibility, thereby reducing the generation of gaps and improving the heat dissipation effect.

[0036] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An electrical appliance centralized control box with good heat dissipation effect, comprising a box body (1), a bottom cover (2) and a heat dissipation component (9), characterized in that: The box body (1) is symmetrically mounted on both sides of the bottom cover (2) via bolts (3) for detachable installation. Internal threaded columns (5) are symmetrically arranged on both sides of the top of the bottom cover (2). A base plate (10) is detachably mounted in the internal threaded columns (5) via countersunk screws (6). An electrical control element (11) is arranged on the base plate (10). A rectangular through-slot (21) is provided in the middle of the bottom cover (2). A heat dissipation grille plate (7) is provided at the lower part of the inner wall of the rectangular through-slot (21). A silicone layer (8) is provided on the top surface of the heat dissipation grille plate (7). A plurality of grooves (83) are equidistantly arranged on the top surface of the silicone layer (8), and a heat dissipation component (9) is embedded in each groove (83). A protrusion (93) is provided on the bottom end surface of the rectangular block (91) of the heat dissipation component (9), and fins (92) are symmetrically arranged on the top surface of the rectangular block (91).

2. The electrical appliance centralized control box with good heat dissipation effect according to claim 1, characterized in that: Wiring holes (4) are symmetrically provided on both sides of the box body (1).

3. The electrical appliance centralized control box with good heat dissipation effect according to claim 1, characterized in that: The rectangular block (91), the protrusion (93) and the fin (92) of the heat dissipation component (9) are an integrally formed structure, and the heat dissipation component (9) is made of aluminum.

4. The electrical appliance centralized control box with good heat dissipation effect according to claim 1, characterized in that: The protrusion (93) of the heat dissipation component (9) and the groove (83) provided on the silicone layer (8) are adapted to each other.

5. The electrical appliance centralized control box with good heat dissipation effect according to claim 1, characterized in that: A plurality of heat dissipation grooves (82) are equidistantly provided on the silica gel layer (8), and the heat dissipation grooves (82) and the grooves (83) are spaced apart.

6. The electrical appliance centralized control box with good heat dissipation effect according to claim 1, characterized in that: The top end surface of the fin (92) in the heat dissipation component (9) and the bottom end surface of the base plate (10) are tightly fitted to each other.

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