CN203912418U - Electrical apparatus box and have domestic appliance of electrical apparatus box - Google Patents

Abstract

The utility model provides an electrical box and a household appliance with the electrical box. Since the electrical box includes a capacitor and a mounting plate, the mounting plate includes an interference fit structure capable of fixing the capacitor from the axial direction; The mating structure is fastened to the mounting plate. Therefore, the interference fit structure enables the capacitor to be reliably fixed on the mounting board, preventing the vibration of the capacitor from colliding with the mounting board to generate abnormal noise. With the interference fit structure, the capacitor can be reliably fixed even when the household electrical appliance runs for a long time, and the capacitor can be installed conveniently and with high installation efficiency. Further, the mounting plate includes more than one limiting structure capable of fixing the radial direction of the capacitor; the capacitor is simultaneously fastened on the mounting plate through the interference fit structure and the limiting structure, further ensuring that the capacitor is The mounting plate is reliably and firmly installed.

Description

Electrical box and household appliances with electrical box

technical field

The utility model relates to the technical field of internal structures of household appliances, in particular to an electrical appliance box and a household appliance with the appliance box.

Background technique

Household appliances, such as a dehumidifier, usually have a capacitor installed in the electrical box, and the capacitor is fixed in the mounting plate of the electrical box by adding a metal capacitor clip to prevent the capacitor from vibrating up and down during the operation of the appliance. Abnormal noise occurs when the mounting plate collides. The long-term vibration of the capacitor will cause damage to the components of the electrical box and the mounting board, affecting the reliability of the product. The method of fixing the capacitor by the metal capacitor clip not only needs to add additional metal capacitor clip parts, but also increases the assembly process. It will also cause the problem that the metal capacitor clip is loose when the home appliance is running for a long time, resulting in the problem that the capacitor cannot be fixed reliably.

Contents of the invention

The technical problem to be solved by the utility model is to provide an electrical appliance box, which can ensure convenient installation of capacitors and high efficiency, and the capacitors can be reliably fixed when the household appliances run for a long time.

Another technical problem to be solved by the utility model is to provide a dehumidifier with an electrical box, which can ensure that the capacitor of the electrical box is conveniently installed and has high efficiency, and the capacitor can be reliably fixed when the home appliance is running for a long time.

The utility model is achieved through the following technical solutions:

The electrical box includes a capacitor and a mounting plate, and the capacitor is mounted on the mounting plate; wherein, the mounting plate includes an interference fit structure capable of fixing the capacitor from an axial direction; the capacitor passes through the interference fit The structure is fastened to the mounting plate.

In one of the embodiments, the mounting plate includes more than one limiting structure capable of fixing the radial direction of the capacitor; the capacitor is fastened to the mounting plate through the interference fit structure and the limiting structure superior.

Further, the interference fit structure includes elastic pieces and snap buttons respectively located at the head and tail ends of the capacitor, and the capacitor is clamped in the area between the elastic pieces and the elastic buttons.

A household appliance with an electrical box includes an organism, the electrical box of the household appliance is the above-mentioned electrical box, and the electrical box is located in the inner cavity of the body.

The beneficial effects of the utility model are as follows:

The electrical box of the utility model and the household appliance with the electrical box, because the electrical box includes a capacitor and a mounting plate, the mounting plate includes an interference fit structure capable of fixing the capacitor from the axial direction; the capacitor is fastened through the interference fit structure on the mounting plate. Therefore, the interference fit structure enables the capacitor to be reliably fixed on the mounting board, preventing the vibration of the capacitor from colliding with the mounting board to generate abnormal noise. Even when the household electrical appliances are running for a long time, the capacitor can be reliably fixed, and it can ensure that the capacitor is conveniently installed and the installation efficiency is high.

Further, in the electrical box of the present utility model, the mounting plate includes more than one position-limiting structure capable of fixing the radial direction of the capacitor; On the board, it is further ensured that the capacitor is reliably and firmly installed on the mounting board.

Further, the electrical box of the present invention, because the interference fit structure includes elastic pieces and snap buttons respectively located at both ends of the head and tail of the capacitor, the capacitor is clamped in the area between the elastic pieces and the snap buttons. A shrapnel structure is added on the mounting plate, and the shrapnel is interference fit with the bottom surface of the capacitor. The shrapnel supports the capacitor in the axial direction, so that the capacitor can be reliably fixed on the mounting board. Prevent abnormal noise caused by the vertical vibration of the capacitor and the collision of the mounting plate, the capacitor is easy to install, and the installation efficiency is high.

The electrical box structure can be used in household electrical appliances such as dehumidifiers, air conditioners, and air purifiers.

Description of drawings

Fig. 1 is the structural representation of electric box of the present utility model before capacitor is installed and fixed;

Fig. 2 is the structural representation of the electric box of the present utility model after the capacitor is installed and fixed;

Figure 3a is a schematic cross-sectional structural view of the electric box of the present invention after the capacitor is installed and fixed;

Figure 3b is a schematic diagram of a partially enlarged structure at the I place of Figure 3a;

Figure 3c is a schematic diagram of a partially enlarged structure at II of Figure 3a;

Fig. 4 is a structural schematic diagram of the limit structure of the electrical box mounting plate of the present invention;

Fig. 5 is a schematic cross-sectional structure diagram during the process of installing and fixing the capacitor of the electrical box of the present invention.

Explanation of reference signs:

1-mounting plate; 2-capacitor; 11-spring buckle; 12-shrapnel; 13-circular positioning buckle; 14-limiting platform; 15-first limit card; 16-second limit card.

Detailed ways

In order to solve the problems of the prior art, the utility model proposes an electrical box, which includes a capacitor and a mounting plate, and the capacitor is mounted on the mounting plate; An interference fit structure with a fixed direction; the capacitor is fastened on the mounting plate through the interference fit structure.

In one of the embodiments, the mounting plate includes more than one limiting structure capable of fixing the radial direction of the capacitor; the capacitor is fastened to the mounting plate through the interference fit structure and the limiting structure superior.

Further, the interference fit structure includes elastic pieces and snap buttons respectively located at the head and tail ends of the capacitor, and the capacitor is clamped in the area between the elastic pieces and the elastic buttons.

In order to solve the problems of the prior art, the utility model also proposes a household appliance with an electrical box, including an organism. The electrical box of the household appliance is the above-mentioned electrical box, and the electrical box is located in the inner cavity of the body.

Specifically, the above electrical box can be applied to household appliances such as dehumidifiers, air conditioners, and air purifiers.

Example:

As shown in Figures 1, 2, 3a, 3b, and 3c, in this embodiment, the mounting plate 1 includes a first working surface B1 and a second working surface B2, preferably, the first working surface B1 and the second working surface The surfaces B2 are connected and perpendicular to each other; one end of the shrapnel 12 is connected to the first working surface B1 as a whole, and the other end is a free end; the root of the snap button 11 is connected to the second working surface B2 as a whole, and the outer end is provided with a buckle structure; The capacitor 2 is installed between the shrapnel 12 and the buckle 11; before the capacitor 2 is installed, the distance between the free end of the shrapnel 12 and the clamping surface of the buckle 11 is smaller than the axial direction between the two ends of the capacitor 2 Length value; after the capacitor 2 is installed, the free end of the shrapnel 12 is in interference fit contact with the bottom surface A of the capacitor 2 (the structural relationship between the free end of the shrapnel 12 and the interference fit of the bottom surface A of the capacitor 2 can be obtained from the C area of Figure 3b see). The top surface of the capacitor 2 is in contact with the buckle structure clamping surface of the snap button 11 (the structural relationship between the top surface of the capacitor 2 and the snap structure clamping surface of the snap button 11 can be seen from the E area of Figure 3c).

After the capacitor 2 is installed, the bottom end surface A of the capacitor 2 is in clearance fit with the first working surface B1, as shown in the area D of FIG. 3b.

As shown in Figures 2 and 4, the limiting structure includes a circular positioning buckle 13 for limiting the bottom end side wall of the capacitor 2. The circular positioning buckle 13 has an arc groove. After the capacitor 2 is installed, The arc groove is close to the outside of the side wall of the capacitor 2; the root of the circular positioning buckle 13 is connected to the first working surface B1.

The limiting structure includes a limiting platform 14, the root of which is connected to the second working surface B2; after the capacitor 2 is installed, the limiting platform 14 interferes with the other side of the relative circular positioning buckle 13 of the capacitor 2 Sidewall exterior on one side.

The mounting plate 1 includes a third working surface B3, the third working surface B3 is located at the side end of the second working surface B2, and the third working surface B3 is respectively perpendicular to the first working surface B1 and the second working surface B2 The limit structure includes a first limit card 15 and a second limit card 16; after the capacitor 2 is installed, the first limit card 15 and the second limit card 16 are respectively located on both sides of the top side wall of the capacitor 2, Both the first limiter 15 and the second limiter 16 include clamping surfaces for limiting the sidewall of the top end of the capacitor 2 .

Further, the first limit card 15 and the second limit card 16 adopt an interference fit with the capacitor 2; before the capacitor 2 is installed, the clamping surface of the first limit card 15 and the second limit card The distance between the clamping surfaces of the card 16 is smaller than the outer diameter of the capacitor.

As shown in Figure 1, Figure 2, Figure 3a, and Figure 5, the capacitor 2 is installed in the mounting plate 1 along the axial direction. Clamp the limit, and be limited by the circular positioning buckle 13 of the mounting plate 1, the limit platform 14, the first limit card 15 and the second limit card 16 in the radial direction, so as to ensure that the capacitor is completely fixed in the radial and axial directions . Figure 1 shows the state of the capacitor 2 during installation, and Figure 2 shows the state of the capacitor 2 after it is installed.

As shown in Figure 3a, after the capacitor 2 is fixed on the mounting plate 1, assuming that there is no elastic piece 12 on the mounting plate 1, due to the size error of the parts and other reasons, there will be a gap between the bottom surface of the capacitor 2 and the mounting plate 1, and only the spring buckle 11 Capacitor 2 cannot be fully axially limited and fixed. During the operation of the dehumidifier, capacitor 2 will vibrate and collide with mounting plate 1 to produce abnormal noise. After the shrapnel 12 is set on the mounting plate 1, due to the interference fit between the shrapnel 12 and the bottom surface of the capacitor 2, the shrapnel 12 pushes the capacitor 2 upwards, so that the upper end of the capacitor 2 is tightly pressed against the snap button 11, and the axial direction of the capacitor 2 is restricted to prevent The axial vibration of the capacitor produces abnormal noise.

The above-mentioned embodiments only express the implementation manner of the present utility model, and its description is relatively specific and detailed, but it should not be interpreted as limiting the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (12)

1. The electrical box includes a capacitor and a mounting plate, and the capacitor is mounted on the mounting plate; it is characterized in that the mounting plate includes an interference fit structure that can fix the capacitor from the axial direction; the capacitor Fastened to the mounting plate by an interference fit structure. 2. The electrical box according to claim 1, wherein the mounting plate includes more than one limiting structure capable of fixing the radial direction of the capacitor; the capacitor passes through the interference fit structure And the limit structure is fastened on the mounting plate. 3 . The electrical box according to claim 2 , wherein the interference fit structure includes elastic pieces and snap buttons respectively located at both ends of the capacitor, and the capacitor is clamped in the area between the elastic pieces and the elastic buttons. 4 . 4. The electrical box according to claim 3, wherein the mounting plate includes a first working surface and a second working surface, the first working surface and the second working surface are connected and perpendicular to each other; one end of the elastic piece It is integrally connected with the first working surface, and the other end is a free end; the root of the spring buckle is connected with the second working surface as a whole, and the outer end is provided with a buckle structure; the capacitor is installed between the spring piece and the spring buckle. 5. The electrical box according to claim 4, characterized in that, before the capacitor is installed, the distance between the free end of the shrapnel and the clamping surface of the buckle structure of the spring is smaller than the axis between the two ends of the capacitor After the capacitor is installed, the free end of the shrapnel is in interference fit contact with the bottom surface of the capacitor, and the top surface of the capacitor is in contact with the clamping surface of the buckle structure. 6 . The electrical box according to claim 4 , wherein after the capacitor is installed, the bottom end surface of the capacitor is in clearance fit with the first working surface. 7 . 7. The electrical box according to claim 5, wherein the limiting structure includes a circular positioning buckle for limiting the side wall of the bottom end of the capacitor, and the circular positioning buckle has The curved surface groove, after the capacitor is installed, the curved surface groove is close to the outside of the side wall of the capacitor; the root of the circular positioning buckle is connected with the first working surface. 8. The electrical box according to claim 7, wherein the limiting structure includes a limiting platform, the root of the limiting platform is connected to the second working surface; after the capacitor is installed, the limiting platform interferes with Outside the sidewall on the opposite side of the capacitor's opposite circular positioning snap. 9. The electrical box according to claim 8, wherein the mounting plate includes a third working surface, the third working surface is located at the side end of the second working surface, and the third working surface is respectively Vertical to the first working surface and the second working surface; the limit structure includes a first limit card and a second limit card; after the capacitor is installed, the first limit card and the second limit card are respectively located on the top of the capacitor On both sides of the side wall of the top end, the first limit card and the second limit card both include clamping surfaces for limiting the side wall of the top end of the capacitor. 10. The electrical box according to claim 9, characterized in that, the first limit card and the second limit card and the capacitor adopt an interference fit mode; before the capacitor is installed, the first limit card The distance between the clamping surface and the clamping surface of the second limit card is smaller than the outer diameter of the capacitor. 11. A household appliance with an electrical box, including an organism, characterized in that, the electrical box of the household appliance is the electrical box according to any one of claims 1 to 10, and the electrical box is located in the inner cavity of the body . 12. The household appliance with an electrical appliance box according to claim 11, characterized in that it is an air conditioner or a dehumidifier.