CN211400254U - Rear housing and air conditioner - Google Patents

Abstract

The utility model provides a rear casing and an air conditioner. The rear casing includes a board body and a winding structure, and the winding structure includes a first connecting portion, and the first connecting portion and the board body are detachable connected, and the first connecting portion is adapted to rotate and translate relative to the plate body. In the present invention, when the winding structure and the board body are separated, the first connecting part can rotate relative to the board body, and can translate away from the board body, so that it will not be disturbed by the power cord; after the winding structure and the board body are separated , the power cord can be quickly removed from the rear casing, thereby improving work efficiency.

Description

A rear casing and an air conditioner

technical field

The utility model relates to the technical field of air conditioners, in particular to a rear casing and an air conditioner.

Background technique

In mobile air conditioners, it is usually necessary to set a winding structure on the casing to supply the power cord for winding. However, the existing winding structure and the casing are mainly integrated structures. It is difficult to separate the structure from the casing, so that the power cord cannot be quickly pulled out, and the power cord needs to be gradually wound out, resulting in low work efficiency.

Utility model content

The problem solved by the utility model is how to realize the rapid escape of the power cord from the casing, thereby improving the work efficiency.

In order to solve the above problems, the present invention provides a rear casing, which includes a board body and a winding structure, the winding structure includes a first connecting portion, the first connecting portion is detachably connected to the board body, and The first connecting portion can rotate and translate relative to the plate body.

In this way, when the winding structure is separated from the board body, the first connecting portion can rotate relative to the board body and can be moved away from the board body in translation without being disturbed by the power cord; after the winding structure and the board body are separated, The power cord can be quickly removed from the rear casing, thereby improving work efficiency.

Optionally, the plate body includes a second connection portion, and the second connection portion is screwed with the first connection portion.

In this way, since the first connection part and the second connection part are screwed together, when the winding structure is rotated, it is easy to connect or separate from the board body, and the power cord can be quickly disconnected.

Optionally, the first connection part is a threaded post, and the second connection part is a threaded hole matched with the threaded post; or, the first connection part is a threaded hole, and the second connection The part is a threaded post matched with the threaded hole.

In this way, the first connection part and the second connection part are the structure in which the threaded post and the threaded hole are matched, which is not only simple in structure, easy to process, but also firmly connected.

Optionally, the depth of the threaded hole is greater than or equal to the length of the threaded post.

In this way, in the state where the threaded post and the threaded hole are matched, the threaded post is completely located in the threaded hole, which enhances the strength between the two.

Optionally, the winding structure further includes a connecting shaft, and the first connecting portion is located at an end of the connecting shaft facing the board body.

In this way, due to the existence of the connecting shaft, when the power cord is wound, the connecting shaft plays a supporting role, thereby facilitating the winding of the power cord.

Optionally, the connecting shaft and the first connecting portion are arranged coaxially.

In this way, when the first connecting portion is rotated, the connecting shaft and the first connecting portion are coaxially rotated.

Optionally, the diameter of the first connecting portion is smaller than the diameter of the connecting shaft.

In this way, the first connecting portion and the connecting shaft form a stepped structure, thereby limiting the displacement stroke of the first connecting portion.

Optionally, in the axial direction of the connecting shaft, the connecting shaft is provided with a first weight-reducing groove.

In this way, the weight-reducing groove is provided on the connecting shaft, which not only reduces the weight of the connecting shaft, but also reduces the amount of materials and costs.

Optionally, in the axial direction of the first connecting portion, the first connecting portion is provided with a second weight-reducing groove.

In this way, the weight-reducing groove is provided on the first connecting part, which not only reduces the weight of the first connecting part, but also reduces the amount of material and saves the cost.

Optionally, the wire winding structure further includes a wire blocking baffle, the wire blocking baffle is arranged at one end of the connecting shaft away from the board body; the wire blocking baffle and the board body are formed between Clamp cavity for winding.

In this way, the existence of the wire blocking baffle, on the one hand, forms a clamping cavity with the board body for winding the power wire; on the other hand, it is held by hand for easy rotation.

Another object of the present utility model is to propose an air conditioner, which solves the problem of how to realize the rapid escape of the power cord from the casing, thereby improving the work efficiency.

In order to achieve the above object, the technical scheme of the present utility model is achieved in this way:

An air conditioner comprising the above-mentioned rear casing.

The air conditioner and the rear cabinet have the same advantages over the prior art, which will not be repeated here.

Description of drawings

1 is a schematic structural diagram of an embodiment of the present utility model;

2 is a schematic cross-sectional view of an embodiment of a plate body;

3 is a schematic diagram of the installation of an embodiment of the board body and the winding structure;

4 is a schematic cross-sectional view of an embodiment of a winding structure;

FIG. 5 is a schematic cross-sectional view of the winding structure.

Description of reference numbers:

1-board body, 2-winding structure;

11-second connection part, 21-first connection part, 22-connection shaft, 23-wire blocking baffle;

221 - the first weight reduction slot; 222 - the second weight reduction slot.

Detailed ways

In order to make the above objects, features and advantages of the present utility model more clearly understood, the specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict. In addition, the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left" and "right" mentioned in the embodiments of the present invention , "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing this The utility model and simplified description, rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, should not be construed as a limitation of the present invention.

It should be noted that in the coordinate system XYZ provided in this article, the positive X axis represents the left, the reverse of the X axis represents the right, the positive Y axis represents the front, the reverse of the Y axis represents the rear, and the reverse of the Z axis represents the rear. The positive direction represents up, and the reverse of the Z axis represents down.

In the mobile air conditioner, the storage of the power cord is realized by the winding structure 2 arranged on the casing. In the market, it mainly includes two ways: one is to use two L-shaped winding ears, and pass them through the The buckles and screws are fixed on the chassis panel. The assembly of this solution is complicated. When replacing the winding hook, the rear chassis must be removed as a whole. The T-shaped winding lug is fixed with the case panel by the buckle. This solution is easy to assemble and can be quickly disassembled. After-sales replacement does not need to remove the entire rear case, but the power cord will affect the use of the disassembly arm after storage. Therefore, The power cord cannot be released quickly.

As shown in FIG. 1 , an embodiment of the present invention provides a rear casing, which includes a board body 1 and a winding structure 2 . The winding structure 2 includes a first connecting portion 21 , and the first connecting portion 21 is connected to the The board body 1 is detachably connected, and the first connecting portion 21 can rotate and translate relative to the board body 1 . Therefore, when the winding structure 2 and the board body 1 are separated, the first connecting portion 21 can rotate relative to the board body 1 and can be translated away from the board body 1 without being disturbed by the power cord; 2 After being separated from the board body 1, the power cord can be quickly pulled out from the rear casing, thereby improving work efficiency.

Preferably, the board body 1 includes a second connection portion 11 , and the second connection portion 11 and the first connection portion 21 are screwed together. Since the first connecting part 21 and the second connecting part 11 are connected by screw threads, when the winding structure 2 is rotated, it is easy to connect or separate from the board body 1, and the power cord can be quickly disconnected.

Specifically, as shown in FIGS. 2 and 3 , the first connection part 21 is a threaded post, and the second connection part 11 is a threaded hole matched with the threaded post; or, the first connection part 21 It is a threaded hole, and the second connecting portion 11 is a threaded post matched with the threaded hole. Therefore, the first connection part 21 and the second connection part 11 are the structure in which the threaded column and the threaded hole are matched, which is not only simple in structure, easy to process, but also firmly connected.

Among them, since most of the rear casings are of sheet metal structure, when the second connecting portion 11 is a threaded hole, it is designed as a flanging hole. As shown in FIG. 3, the flanging extends toward the interior of the air conditioner, thereby Play the role of protecting the flanging.

Preferably, the depth of the threaded hole is greater than or equal to the length of the threaded post. Therefore, in the state in which the threaded post and the threaded hole are matched, the threaded post is completely located in the threaded hole, which enhances the strength between the two.

Among them, for design considerations, the depth of the threaded hole is not less than 15mm. At the same time, the flanging hole is formed by sheet metal stamping. In order to avoid the stress concentration of the flanging hole at the bending point, a rounded corner design can be carried out.

Preferably, as shown in FIGS. 4 and 5 , the winding structure 2 further includes a connecting shaft 22 , and the first connecting portion 21 is located at an end of the connecting shaft 22 facing the board body 1 . Due to the existence of the connection shaft 22, when the power cord is wound, the connection shaft 22 plays a supporting role, thereby facilitating the winding of the power cord.

The shape of the connecting shaft 22 may be cylindrical or square, which is selected according to actual needs. In order to facilitate the winding of the power cord, the connecting shaft 22 may preferably be cylindrical.

Preferably, the connecting shaft 22 and the first connecting portion 21 are arranged coaxially. In this way, when the first connecting portion 21 is rotated, the connecting shaft 22 and the first connecting portion 21 are rotated coaxially.

Preferably, as shown in FIGS. 4 and 5 , the diameter of the first connecting portion 21 is smaller than the diameter of the connecting shaft 22 . In this way, the first connecting portion 21 and the connecting shaft 22 form a stepped structure, thereby limiting the displacement stroke of the first connecting portion 21 .

Wherein, when the wire blocking baffle 23 reaches the maximum displacement stroke, the contact surface of the connecting shaft 22 and the plate body 1 is in contact with each other.

Preferably, as shown in FIGS. 4 and 5 , in the axial direction of the connecting shaft 22 , the connecting shaft 22 is provided with a first weight-reducing groove 221 . Therefore, the first weight-reducing groove 221 is provided on the connecting shaft 22, which not only reduces the weight of the connecting shaft 22, but also reduces the amount of material and saves the cost.

Wherein, as shown in FIG. 3 , the axial direction of the connecting shaft 22 refers to: the direction where the dotted line α is located; when the connecting shaft 22 is cylindrical or square, the direction where the center line is located.

Preferably, as shown in FIGS. 4 and 5 , in the axial direction of the first connecting portion 21 , the first connecting portion 21 is provided with a second weight-reducing groove 211 . In this way, the second weight-reducing groove 211 is provided on the first connecting portion 21 , which not only reduces the weight of the first connecting portion 21 , but also reduces the amount of materials and costs.

Wherein, as shown in FIG. 3 , the axial direction of the first connecting portion 21 refers to the direction of the dotted line α, that is, when the first connecting portion 21 is cylindrical, the direction of the center line thereof.

Optionally, as shown in FIGS. 4 and 5 , the winding structure 2 further includes a wire blocking baffle 23 , and the wire blocking baffle 23 is disposed at one end of the connecting shaft 22 away from the board body 1 ; A clamping cavity for wire winding is formed between the wire blocking baffle 23 and the board body 1 . Due to the existence of the wire blocking baffle 23 , on the one hand, a clamping cavity is formed between it and the board body 1 for winding the power cord; on the other hand, it is held by hand for easy rotation.

There are a plurality of wire blocking baffles 23, and the plurality of wire blocking baffles 23 are distributed on the edge of the connecting shaft 22 away from the end of the board body 1. Therefore, there are a plurality of wire blocking baffles 23, which is convenient for hand grasping. hold.

Wherein, the wire blocking baffles 23 can be uniformly or non-uniformly arranged on the connecting shaft 22, depending on the actual demand, in order to facilitate hand holding, preferably two, and are symmetrically arranged with the axis of the connecting shaft 22 as the axis of symmetry.

When the wire blocking baffle 23 is symmetrically arranged with the axis of the connecting shaft 22 as the axis of symmetry, the design of the wire winding structure 2 has the symmetry and foolproofness.

Among them, since the wire blocking baffle 23 and the board body 1 need to form a clamping cavity, the wire blocking baffle 23 is angled with respect to the axis of the connecting shaft 22. In order to facilitate the fixing of the power cord, it may be preferably at a right angle, or facing The plate body 1 is inclined upwardly at an acute angle.

In one embodiment, the winding structure 2 includes a threaded post, a connecting shaft 22 and two wire blocking baffles 23, wherein one end of the connecting shaft 22 is connected to the threaded post, the threaded post and the connecting shaft 22 are coaxially arranged and the diameter of the threaded post is is smaller than the diameter of the connecting shaft 22; the other end of the connecting shaft 22 is connected to the wire blocking baffle 23; the two wire blocking baffles 23 are symmetrically arranged with the axis of the connecting shaft 22 as the axis of symmetry; Flanged holes.

When the power cord needs to be accommodated, first ensure that the threaded post is screwed into the flanging hole to form a clamping cavity for accommodating the power cord, and then wrap the power cord around the connecting shaft 22 until it is fully accommodated.

When it is necessary to release the power cord, hold the wire blocking baffle 23 with your hand, and then rotate the winding structure 2 counterclockwise, the threaded post will gradually separate from the threaded hole. The power cord can be quickly disconnected by removing it up and down.

When the winding structure 2 is damaged, hold the wire blocking baffle 23 by hand, and then rotate the winding structure 2 counterclockwise, the threaded column will gradually separate from the threaded hole, until the winding structure 2 is completely separated from the board body 1, and then replace it with a new one To create the winding structure 2, align the threaded column of the new winding structure 2 with the threaded hole of the board body 1, and then rotate the winding structure 2 clockwise until the connecting shaft 22 contacts the board body 1, that is, the maximum moving stroke is reached.

Another embodiment of the present invention provides an air conditioner, the air conditioner includes the above-mentioned rear casing.

After the air conditioner adopts the above-mentioned rear casing, when the winding structure 2 and the board body 1 are separated, the first connecting portion 21 can rotate relative to the board body 1, and can translate away from the board body 1, and it will not be affected. Interference of the power cord; after the winding structure 2 and the board body 1 are separated, the power cord can be quickly detached from the rear casing, thereby improving the work efficiency.

Although the present invention is disclosed above, the present invention is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be based on the scope defined by the claims.

Claims (11)

1. A rear cabinet comprising a board body (1) and a winding structure (2), characterized in that said winding structure (2) comprises a first connection portion (21), said first connection portion (21) being detachably connected to said board body (1), and said first connection portion (21) being adapted to rotate and translate with respect to said board body (1).

2. Rear cabinet according to claim 1, characterized in that the board body (1) comprises a second connection portion (11), the second connection portion (11) and the first connection portion (21) being screwed.

3. The rear cabinet according to claim 2, wherein the first connection portion (21) is a threaded post and the second connection portion (11) is a threaded hole engaged with the threaded post; or the first connecting part (21) is a threaded hole, and the second connecting part (11) is a threaded column matched with the threaded hole.

4. The rear housing of claim 3, wherein the depth of the threaded hole is greater than or equal to the length of the threaded post.

5. Rear cabinet according to claim 1, characterized in that the winding structure (2) further comprises a connecting shaft (22), the first connection (21) being located at an end of the connecting shaft (22) facing the board body (1).

6. The rear cabinet according to claim 5, wherein the connection shaft (22) and the first connection portion (21) are coaxially disposed.

7. Rear cabinet according to claim 6, characterized in that the diameter of the first connection (21) is smaller than the diameter of the connection shaft (22).

8. The rear housing according to claim 6, wherein the connecting shaft (22) is provided with a first weight-reduction groove (221) in an axial direction of the connecting shaft (22).

9. Rear cabinet according to claim 6, characterized in that the first connection portion (21) is provided with second lightening slots (211) in the axial direction of the first connection portion (21).

10. The rear cabinet according to claim 5, wherein the winding structure (2) further comprises a wire blocking baffle (23), the wire blocking baffle (23) is arranged at one end of the connecting shaft (22) far away from the board body (1); a clamping cavity for winding is formed between the wire blocking baffle (23) and the plate body (1).

11. An air conditioner characterized in that it comprises a rear cabinet as claimed in any one of claims 1 to 10.

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