CN217685701U - Wire pressing device and air conditioner with same - Google Patents

Abstract

The utility model relates to a cord grip and air conditioner that has it. This cord grip includes: a crimping portion having a crimping surface configured to crimp a target wire harness and a first side surface intersecting the crimping surface; a protrusion extending perpendicularly outwardly from the first side surface and having an outer end remote from the first side surface and opposing second and third side surfaces; the clamping ring comprises a clamping ring body and a clamping ring, wherein the clamping ring body is provided with an opening positioned on the clamping ring body, and the clamping ring body is provided with a first end part and a second end part which surround the opening; wherein the outer end of the extension extends into the snap ring through the opening and the first and second ends abut the second and third sides, respectively, such that the snap ring is removably secured to the extension. The wire pressing device comprises a wire pressing part, an outwards extending part and a clamping ring fixed on the extending part, so that a wire harness can be pressed by the wire pressing part and can change the trend of the wire harness by extending through the clamping ring. The wire harness is not easily pulled off by changing its course.

Description

Wire pressing device and air conditioner with same

Technical Field

The utility model relates to an air conditioner technical field specifically relates to cord grip and air conditioner that has it.

Background

Air conditioners are household appliances which are essential to people in life nowadays. The air conditioner mainly comprises a refrigerating system, an air path system, an electric appliance system, a box body, a panel and the like. The user can use the air conditioner to adjust and control parameters such as temperature, humidity, flow rate and the like of ambient air in a building or a structure, so that a more comfortable living environment is provided for people.

An air conditioner is composed of outdoor unit and indoor unit, and an electric appliance box fixed to the casing of indoor unit. The electric box is mainly used for accommodating and protecting important components such as an electric control board capable of controlling the operation of the air conditioner, a wire harness including electric wires and the like. A cord grip for securing a power cord is also typically provided in the electrical box. The wire pressing device in the prior art presses a power wire into a groove in an electrical appliance box body, then fixes the wire pressing clamp in the electrical appliance box body through a bolt, and presses and fixes the power wire through pressing force.

However, when the power line harness is subjected to a pull-off test, since the direction of the force applied to the power line is the same as the direction of the power line harness, the power line is easily displaced by the pull-off force, and the wire pressing device fails.

Therefore, there is a need in the art for a new solution to the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem among the prior art, be promptly for solving prior art middling pressure line device and can't change the pencil trend and then lead to being drawn the technical problem who takes off easily when the pencil atress, the utility model provides a line ball device. This cord grip includes: a crimping portion having a crimping surface configured to crimp a target wire harness and a first side surface intersecting the crimping surface; a protrusion extending perpendicularly outwardly from the first side surface and having an outer end remote from the first side surface and opposing second and third side surfaces; the clamping ring comprises a clamping ring body and a clamping ring, wherein the clamping ring body is provided with an opening positioned on the clamping ring body, and the clamping ring body is provided with a first end part and a second end part which surround the opening; wherein the outer end of the extension extends into the snap ring through the opening and the first and second ends abut the second and third sides, respectively, to removably secure the snap ring to the extension.

Through the utility model discloses last line ball portion that sets up of line ball portion, from the first side of line ball portion on the extension of outside extension and can remove the snap ring of fixing on the extension for target harness not only can be pushed down by line ball portion, changes its trend through passing the snap ring after stretching out from line ball portion moreover. The extension direction of the target wiring harness in the clamping ring is transverse to the extension direction of the target wiring harness under the wire pressing part, so that the target wiring harness is not easy to pull off after being fixed by the wire pressing device.

In a preferred embodiment of the above-described wire crimping device, the outer end portion has an arcuate outer end surface that is recessed inwardly toward the outer end portion. Through the arrangement, the outer end face of the extending part, which is in contact with the target wiring harness in the clamping ring, is designed into the arc shape, so that the target wiring harness can be better attached to the outer end face, and the target wiring harness is more firmly restrained in the clamping ring.

In the above-described preferred embodiment of the wire crimping device, a first intersection is formed between the second side surface and the outer end surface, and a second intersection is formed between the third side surface and the outer end surface, and a distance between the first intersection and the first side surface is greater than a distance between the second intersection and the first side surface. Through the arrangement, when the target wiring harness is subjected to the pulling-off force, the direction of the force applied to the target wiring harness by the wiring harness and the direction of the clamping ring separated from the extending part are not in the same straight line, so that the clamping ring can be effectively prevented from falling off from the extending part, and the target wiring harness is ensured to be fixed in the clamping ring and is not easy to pull off.

In a preferred embodiment of the above wire pressing device, the protruding portion further has at least one boss, each boss extending outward from the second side surface and having an upper surface extending outward from the second side surface and a lower surface extending obliquely downward from an outer edge of the upper surface to the second side surface, wherein the first end portion or the second end portion abuts against the second side surface from above the upper surface. With the above arrangement, since the upper surface is located below the first end portion or the second end portion, the boss on the extension portion can prevent the snap ring from falling off from the extension portion, thereby ensuring that the wire harness can be firmly fixed in the snap ring.

In a preferred embodiment of the above-mentioned line pressing device, the upper surface extends perpendicularly to the second side surface or extends obliquely upward from the second side surface. Through this kind of configuration of upper surface, the boss can prevent effectively that the snap ring from coming off from the extension to guarantee that the pencil is fixed in the snap ring.

In a preferred embodiment of the above wire crimping device, a plurality of rows of the bosses spaced apart from each other are provided on the protruding portion in a direction from the first side surface to the outer end portion. The clamping ring can be fixed at different positions on the lower end part by arranging the multiple rows of bosses on the extending part, so that the wire pressing device can be used for fixing wire harnesses with different wire diameters.

In a preferred embodiment of the above wire pressing device, the third side surface is provided with the bosses, and the bosses on the third side surface are opposite to the bosses on the second side surface one by one, wherein the other of the first end portion or the second end portion abuts against the third side surface from above the upper surface. All set up the boss that is used for fixed snap ring on two sides, further guarantee the firm connection between snap ring and the extension, and then guarantee that the pencil can be firmly retrained in the snap ring.

In a preferred embodiment of the above-mentioned crimping apparatus, the crimping portion includes a first crimping portion and a second crimping portion arranged side by side, and an assembly groove located between the first crimping portion and the second crimping portion, the first crimping portion and the second crimping portion each have the crimping surface located on the same side, and the assembly groove is recessed toward the inside of the crimping portion on the side located on the crimping surface. Through foretell setting, two pencil can be fixed simultaneously to the cord grip to the structure of air conditioner electrical apparatus incasement portion can be laminated in the design of assembly groove, makes the cord grip fix in the electrical apparatus box better, and then compresses tightly the pencil.

In a preferred embodiment of the above-mentioned wire pressing device, the wire pressing portion has a first mounting hole located on the first wire pressing portion and a second mounting hole located on the second wire pressing portion. Through the arrangement, the wire pressing device can be fixed in the electrical appliance box body in a threaded connection or riveting mode, and the two mounting holes are arranged to limit the wire pressing device so as to prevent the wire pressing device from rotating and shifting.

In order to solve the above-mentioned problem among the prior art, be promptly for solving prior art middling pressure traditional thread binding putting and can't change the pencil trend and then lead to being drawn the technical problem who takes off easily when the pencil atress, the utility model also provides an air conditioner. This air conditioner includes: an electrical box; a wire harness extending outwardly from the electrical box; and the wire pressing device is installed in the electric appliance box, the clamping ring of the wire pressing device extends to the outside of the electric appliance box, and the wire harness is pressed by the wire pressing part of the wire pressing device and extends through the clamping ring of the wire pressing device. Through the arrangement, the wire harness of the air conditioner, such as a power line, can pass through the snap ring after being pressed by the wire pressing part of the wire pressing device and changing the extending direction of the wire pressing device, so that the wire harness is firmly fixed in the electric appliance box and is not easy to be pulled off due to external force.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic structural diagram of an embodiment of a wire pressing device according to the present invention;

FIG. 2 is a side view of an embodiment of the cord grip of the present invention;

fig. 3 is a schematic structural diagram of a snap ring in an embodiment of the wire pressing device of the present invention;

fig. 4 is a partial schematic view of the matching of the wire pressing device inside the electric appliance box and the power line in the embodiment of the air conditioner of the present invention;

fig. 5 is a schematic view illustrating that a power line is fixed in a clip of a line pressing device according to an embodiment of the present invention.

List of reference numbers:

1. a line pressing device; 11. a wire pressing part; 111. a first crimping portion; 1111. a first mounting hole; 112. a second crimping portion; 1121. a second mounting hole; 113. a first side surface; 114. pressing a line surface; 115. assembling a groove; 116. reinforcing the boss; 12. a protruding portion; 121. an outer end portion; 1211. an outer end face; 122. a second side surface; 123. a third side; 124. a boss; 1241. an upper surface; 1242. a lower surface; 13. a snap ring; 131. a snap ring body; 1311. a first end portion; 1312. a second end portion; 132. an opening; 2. a power line; 3. an electrical box; 31. a housing; 32. a cavity; 33. and (5) a protrusion structure.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to solve the technical problem that prior art middling pressure line device can't change the pencil trend and be drawn easily when the pencil atress and take off, the utility model provides a wire pressing device 1. This cord grip 1 includes: a crimping part 11 having a crimping surface 114 configured to be pressable against a target wiring harness and a first side surface 113 intersecting the crimping surface 114; a protrusion 12 extending perpendicularly outwardly from the first side 113 and having an outer end 121 remote from the first side 113 and opposing second and third sides 122, 123; and a snap ring 13 having a snap ring body 131 and an opening 132 on said snap ring body 131, said snap ring body 131 having a first end 1321 and a second end 1322 enclosing said opening 132; wherein the outer end 121 of the extension 12 extends into the snap ring 13 through the opening 132, and the first end 1321 and the second end 1322 abut against the second side 122 and the third side 123, respectively, such that the snap ring 13 is removably secured to the extension 12.

Fig. 1 is a schematic structural diagram of an embodiment of the wire pressing device of the present invention. As shown in fig. 1, the wire pressing device 1 includes a wire pressing portion 11, an extension portion 12, and a snap ring 13, and the entire surface of the wire pressing device 1 is rounded. In one or more embodiments, the wire pressing portion 11 has a substantially rectangular parallelepiped shape as a whole. Alternatively, the crimping portions 11 may be a flat oval shape or other suitable shape. The crimping portion 11 includes a fitting groove 115, a first crimping portion 111 and a second crimping portion 112 arranged side by side. The first crimping portion 111 is located at the right end of the crimping portion 11 opposite to the drawing, and the second crimping portion 112 is located at the left end of the crimping portion 11 opposite to the drawing. A plane is formed behind the first pressure line portion 111 and the second pressure line portion 112 (behind the side facing inward of the paper), that is, a pressure line surface 114. The crimping face 114 is in direct contact with the wiring harness and may crimp the wiring harness. The fitting groove 115 is located between the first and second crimping portions 111 and 112, and the fitting groove 115 is a groove structure recessed from the plane of the crimping surface 114 into the crimping portion 11. In an alternative embodiment, the mounting slot 115 may be eliminated. A reinforcing boss 116 is provided in front of the crimping portion 11 (in front of the side perpendicular to the paper surface). The reinforcing boss 116 is located opposite to the fitting groove 115 for reinforcing the strength of the crimping portion 11 at the location of the fitting groove 115. In an alternative embodiment, the reinforcement boss 116 may be eliminated. Two mounting holes are provided on the wire pressing portion 11, which are a first mounting hole 1111 provided on the first wire pressing portion 111 and a second mounting hole 1121 provided on the second wire pressing portion 112. In an alternative embodiment, only 1 mounting hole, or 3 or more than 3 mounting holes may be provided on the wire pressing portion 11 as long as the wire pressing device 1 can be securely fixed in the electrical box 3 and the wire harness can be compressed. In one or more embodiments, the first mounting hole 1111 and the second mounting hole 1121 are screw holes capable of fitting screws to fix the wire pressing device 1 into the electrical box 3 through the first mounting hole 1111 and the second mounting hole 1121. In alternative embodiments, the first mounting hole 1111 and the second mounting hole 1121 may also be counterbored holes or other suitable mounting holes as long as it is ensured that the line ball device 1 can be fixed into the electrical box 3. The surface located relatively below the illustrated pressing portion 11 is a first side surface 113 of the pressing portion 11. The protruding portion 12 extends vertically downward from the first side surface 113, and is located below the second crimping portion 112. In alternative embodiments, the protruding portion 12 may also be located below the first wire pressing portion 111, or below a position intermediate the first wire pressing portion 111 and the second wire pressing portion 112, or at any suitable position below the wire pressing portion 12.

Fig. 2 is a side view of an embodiment of the wire crimping device of the present invention. In one or more embodiments, as shown in FIG. 2, the extension 12 has an outer end 121, an opposing second side 122, and a third side 123. The outer end 121 is located below the extension 12 as shown, and has an arc-shaped outer end surface 1211 that is recessed upward at the lower end of the outer end 121. Alternatively, the outer end surface 1211 of the outer end 12 may also be flat. The second side 122 is located on the illustrated right side of the outer end portion 121, and the third side 123 is located on the illustrated left side of the outer end portion 121. A first intersection line (not shown) is formed between the second side surface 122 and the outer end surface 1211, a second intersection line (not shown) is formed between the third side surface 123 and the outer end surface 1211, and the position of the first intersection line is lower than the position of the second intersection line. Outer end face 1211 therefore appears in FIG. 2 as an arc having a lower right end position than a left end position. In alternative embodiments, the position of the second intersection line may be lower relative to the position of the first intersection line, or the position of the first intersection line may be on the same plane as the position of the second intersection line.

As shown in fig. 1 and 2, 6 bosses 124 are provided on the extension 12. The 6 bosses 124 are spaced apart from one another in 2 rows and 3 rows on the second side 122 of the extension 12. Alternatively, only 1 boss 124, or any number of bosses 124, may be provided on the second side 122 of the extension 12. In alternative embodiments, the plurality of bosses 124 may be arranged in 4 rows from top to bottom or any other suitable number of rows, with a space between the top and bottom of each row of bosses 124. The provision of multiple rows of bosses 124 on the extension 12 allows the snap ring 13 to adjust its position of attachment to the extension 12 and to snap the snap ring 13 onto the extension 12. As shown in fig. 2, the boss 124 is inverted triangular in side view and includes an upper surface 1241 and a lower surface 1242. The upper surface 1241 extends perpendicularly outward (i.e., to the right as shown) from the second side 122. Alternatively, the upper surface 1241 may extend obliquely from the second side 122 to the upper right, as long as the protrusion 124 is ensured to be disposed to facilitate the snap ring 13 to be clamped on the extension 12. The lower surface 1242 extends obliquely downward from the outer edge of the upper surface 1241 onto the second side 122. In one or more embodiments, the third side 123 may also be provided with a boss 124, and the position of the boss 124 on the third side 123 is opposite to the position of the boss 124 on the second side 122, which is more favorable for firmly clamping the snap ring 13 on the extension 12.

Fig. 3 is a schematic structural diagram of a snap ring in an embodiment of the wire pressing device of the present invention. As shown in fig. 3, the snap ring 13 is entirely in the shape of a circular ring having a notch, and includes a snap ring body 131 and an opening 132. The snap ring body 131 has a first end 1311 and a second end 1312. Opening 132 is formed in open ring body 131 and is bounded by first end 1311 and second end 1312 of snap ring body 131.

With continued reference to FIG. 1, the snap ring 13 is removably secured to the outer end 121 of the extension 12, and the outer end 121 of the extension 12 extends partially into the snap ring 13 through the opening 132 of the snap ring 13. The first end 1311 of the snap ring 13 abuts the second side 122 of the extension 12, and the second end 1312 of the snap ring 13 abuts the third side 123 of the extension 12, thereby clamping the snap ring 13 to the extension 12. Further, the lowermost row of bosses on the second side 122 of the extension 12 can abut below the first end 1311 of the snap ring 13, thereby allowing the snap ring 13 to be more securely snapped onto the extension 12.

The air conditioner (not shown in the figure) of the utility model is provided with an electric appliance box 3. Inside the electrical box 3, there are a cord pressing device 1 and a power cord 2, and the cord pressing device 1 fixes the power cord 2 in the electrical box 3.

Fig. 4 is a partial schematic view of the wire pressing device inside the electric appliance box and the power line in the embodiment of the air conditioner of the present invention. As shown in fig. 4, the electrical box 3 includes, but is not limited to, a housing 31, a line pressing device 1, a power line 2, and a ground line (not shown). Within the housing 31 of the electrical box 3 there is a cavity 32, a raised formation 33, a wire groove (not shown in the figures), and a threaded hole (not shown in the figures). The raised structure 33, wire groove, threaded hole, power cord 2, and ground cord are all disposed in the cavity 32 of the housing 31. In one or more embodiments, the raised structures 33 are located below the mounting slots 115 of the punch device 1. The arrangement of the fitting groove 115 on the wire pressing device 1 provides the wire pressing device 1 with a space for accommodating the protruding structure 33, so as to ensure that the wire pressing device 1 can be better attached to the structure inside the electrical box 3, thereby tightly pressing the power line 2 and the ground line through the wire pressing portion. Two screw holes corresponding to the first mounting hole 1111 and the second mounting hole 1121, respectively, are provided in the housing 31 directly below the first mounting hole 1111 on the first wire pressing portion 111 and directly below the second mounting hole 1121 on the second wire pressing portion 112 of the wire pressing device 1. Two wire grooves are further provided on the housing 31 directly below the first wire pressing part 111 and the second wire pressing part 112 of the wire pressing device 1. The two wire slots are used for placing a power wire 2 and a grounding wire respectively. When fixing the power line 2, the power line 2 is first placed in a wire slot, then the first wire pressing portion 111 of the wire pressing device 1 is aligned with the power line 2, the wire pressing device 1 and the electrical box 3 are fixed together by bolts (not shown in the figure), and the power line 2 is pressed under the first wire pressing portion 111. Next, the power cord 2 is passed through the snap ring 13, and the snap ring 13 is snapped onto the protruding portion 12 of the cord pressing device 1 with force, so that the power cord 2 is also redirected such that its extending direction in the snap ring 13 is transverse to its extending direction below the first cord pressing portion 111, as shown in fig. 4. Such a redirected power cord 2 is less prone to displacement under a pulling force. The snap ring 13 may snap over the lowermost row of bosses 124. Alternatively, the snap ring 13 may be snapped onto the boss 124 in place based on the actual diameter of the power cord 2 to securely secure the power cord 2 between the extension 12 and the snap ring 13. In an alternative embodiment, the power cord 2 may also be secured under the second crimping portion 112 and change the wiring harness routing through the snap ring 13.

Fig. 5 is a schematic diagram of the power line fixed in the ring of the line pressing device according to the embodiment of the present invention. As shown in fig. 5, when the power cord 2 is caught by the protruding portion 12 of the cord grip 1 and the retainer ring 13, the power cord 2 is restricted to the lower left of the protruding portion 12 by the curved lower end surface 1211 of the protruding portion 12. When the power cord 2 is subjected to the pulling-off force, the power cord 2 applies a downward force to the snap ring 13. At this time, the extension portion 12 and the boss 124 thereon generate an oblique upward force on the snap ring 13 to prevent the snap ring from falling off, thereby ensuring that the power cord 2 is firmly fixed between the extension portion 12 and the snap ring 13.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. A wire crimping device, characterized in that it comprises:

a crimping portion having a crimping surface configured to crimp a target wire harness and a first side surface intersecting the crimping surface;

a protrusion extending perpendicularly outwardly from the first side surface and having an outer end remote from the first side surface and opposing second and third side surfaces; and

a snap ring having a snap ring body and an opening in the snap ring body, the snap ring body having a first end and a second end enclosing the opening;

wherein the outer end of the extension extends into the snap ring through the opening and the first and second ends abut the second and third sides, respectively, to removably secure the snap ring to the extension.

2. The crimping device of claim 1, wherein the outer end portion has an arcuate outer end face that is concave inwardly toward the outer end portion.

3. The cable crimping device of claim 2, wherein a first intersection line is formed between the second side surface and the outer end surface, and a second intersection line is formed between the third side surface and the outer end surface, and a distance between the first intersection line and the first side surface is greater than a distance between the second intersection line and the first side surface.

4. The wire crimping device of claim 1, wherein the extension further has at least one boss, each boss extending outwardly from the second side and having an upper surface extending outwardly from the second side and a lower surface extending obliquely downwardly from an outer edge of the upper surface to the second side, wherein the first end or the second end abuts the second side from above the upper surface.

5. The wire crimping device of claim 4, wherein the upper surface extends perpendicularly to the second side surface or obliquely upwardly from the second side surface.

6. The wire crimping device of claim 4, wherein a plurality of rows of the bosses are provided on the extension in a direction from the first side to the outer end, the rows being spaced apart from one another.

7. The wire crimping device of claim 4, wherein the boss is provided on the third side and is positioned one-to-one opposite to the boss on the second side, wherein the other of the first end portion or the second end portion abuts the third side from above the upper surface.

8. The wire pressing device according to claim 1, wherein the wire pressing portion comprises a first wire pressing portion and a second wire pressing portion arranged side by side, and an assembly groove located between the first wire pressing portion and the second wire pressing portion, the first wire pressing portion and the second wire pressing portion each have the wire pressing surface on the same side, and the assembly groove is recessed toward inside the wire pressing portion on the side located on the wire pressing surface.

9. The clip of claim 8 wherein said clip portion has a first mounting hole on said first clip portion and a second mounting hole on said second clip portion.

10. An air conditioner, characterized in that the air conditioner comprises:

an electrical box;

a wire harness extending outwardly from the electrical box; and

the cord grip of any one of claims 1-9, mounted in said electrical enclosure with its snap ring extending outside of said electrical enclosure, said wire harness being pressed by a cord grip of said cord grip and extending through said snap ring of said cord grip.

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