CN109713528B - Power cord and have its domestic appliance - Google Patents
Power cord and have its domestic appliance Download PDFInfo
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- CN109713528B CN109713528B CN201811639370.4A CN201811639370A CN109713528B CN 109713528 B CN109713528 B CN 109713528B CN 201811639370 A CN201811639370 A CN 201811639370A CN 109713528 B CN109713528 B CN 109713528B
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Abstract
The invention discloses a power cord and a household appliance with the same, wherein the power cord comprises: the power cord body, wireless communication component and plug. The power cord body includes power harness and communication pencil, and the plug links to each other with power harness, and wireless communication component is including having the shell that holds the chamber and establishing the wireless communication module that holds the intracavity, and the shell is established on the power cord body, and communication pencil stretches into to holding the intracavity and link to each other with wireless communication module, and power harness's partly is located and holds the intracavity and set up with wireless communication module spaced apart. According to the power cord provided by the embodiment of the invention, the influence of electromagnetic radiation interference of electric equipment on communication of the wireless communication element can be avoided, so that the communication of the wireless communication element is stable and reliable, the wireless communication element can have enough installation space, the radio frequency performance of the wireless communication element is ensured, the antenna efficiency of the wireless communication element is improved, and the wireless communication element is low in assembly difficulty and strong in operability.
Description
Technical Field
The invention relates to the field of accessories of electric equipment and the electric equipment, in particular to a power line and a household appliance with the same.
Background
If a wireless communication module is disposed on the electric equipment itself, the wireless communication signal is easily interfered due to the electromagnetic radiation of the electric equipment itself, which affects the effectiveness and stability of wireless communication.
In the related art, a wireless communication module is generally disposed in a plug of a power cord. However, since the installation space in the plug is limited, there is a great limitation to the hardware design of the wireless communication module, and the antenna for wireless communication is too small to achieve the desired performance. Also, due to space limitations, the wireless communication module is difficult to assemble, the production efficiency is low, and the product yield is low.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a power line, in which a wireless communication element on the power line has stable and reliable communication, a large installation space, low assembly difficulty, strong operability, high production efficiency, and high product yield, and can ensure radio frequency performance of the wireless communication element.
The invention also provides a household appliance with the power line.
According to an embodiment of the first aspect of the present invention, a power supply line includes: a power cord body including a power wire harness and a communication wire harness; the plug is connected with the power wire harness; the wireless communication element comprises a shell with a containing cavity and a wireless communication module arranged in the containing cavity, the shell is arranged on the power line body, the communication wiring harness extends into the containing cavity to be connected with the wireless communication module, and one part of the power wiring harness is located in the containing cavity and is arranged at a distance from the wireless communication module.
According to the power cord provided by the embodiment of the invention, the wireless communication module is far away from the electric equipment by arranging the wireless communication element on the power cord body, so that the influence of electromagnetic radiation interference of the electric equipment on the communication of the wireless communication element can be avoided, and the communication of the wireless communication element is stable and reliable; because the position setting with wireless communication component is on the power cord body, can be so that wireless communication component has sufficient installation space, can design the antenna of enough volume, guarantee wireless communication component's radio frequency performance, improve wireless communication component's antenna efficiency, be located the intracavity with partly of power pencil moreover and with the spaced apart setting of wireless communication module, can reduce the influence of power pencil to wireless communication module. In addition, the wireless communication element has enough installation space, so that the assembly difficulty of the wireless communication element is lower, the operability is strong, and the production efficiency and the product yield can be improved.
According to some embodiments of the invention, the inner wall of the accommodating cavity is formed with a positioning groove for positioning the wireless communication module.
According to some optional embodiments of the invention, a routing space suitable for the power supply wiring harness to pass through is defined between the side wall of the positioning groove and the inner wall of the accommodating cavity.
According to some optional embodiments of the present invention, a limiting rib plate is disposed on an inner wall of the housing, the limiting rib plate extends along an outer periphery of the wireless communication module, and the positioning groove is defined between the limiting rib plate and the inner wall of the housing.
Optionally, the extending shape of the limiting rib plate is U-shaped, the wireless communication module has a connecting portion adapted to be connected with the communication harness, and the open end of the limiting rib plate is arranged opposite to the connecting portion.
Optionally, a portion of the power wire harness located in the accommodating cavity is located in a routing space defined between the limiting rib plate and the inner wall of the housing.
According to some optional embodiments of the present invention, a supporting plate is disposed in the accommodating cavity, a routing space suitable for the power wiring harness to pass through is defined between the supporting plate and the inner wall of the housing, the position-limiting rib plate is disposed on the supporting plate and extends along the periphery of the wireless communication module, and the positioning slot is defined between the position-limiting rib plate and the supporting plate.
According to some alternative embodiments of the invention, a portion of the side wall of the housing is recessed away from a center of the housing to form the positioning slot.
According to some optional embodiments of the present invention, the housing includes a first sub-housing and a second sub-housing connected to each other, a positioning groove for positioning the wireless communication module is formed in the first sub-housing, and a positioning member is disposed on an inner wall of the second sub-housing, and the positioning member is adapted to abut against a surface of the wireless communication module facing the second sub-housing.
Further, the positioning member includes: the positioning convex plate is arranged on the inner wall of the second sub-shell, the reinforcing rib plates are arranged on two opposite sides of the positioning convex plate, the positioning convex plate and the reinforcing rib plates are arranged at an angle, and the positioning convex plate is suitable for being abutted to the surface of the wireless communication module facing the second sub-shell.
According to some embodiments of the invention, a wiring channel for positioning the power wiring harness is formed in the accommodating cavity, and a part of the power wiring harness positioned in the accommodating cavity is suitable for being accommodated in the wiring channel.
Furthermore, a stop plate is arranged on the inner wall of the accommodating cavity, and at least one part of the wiring groove is defined between the stop plate and the inner wall of the accommodating cavity.
According to some embodiments of the invention, the power supply harness includes a plurality of power supply cores, and portions of the plurality of power supply cores located within the receiving cavity are all located on a same side of the wireless communication module.
According to some embodiments of the invention, the power supply harness includes a plurality of power supply cores, and portions of the plurality of power supply cores located within the receiving cavity are located on different sides of the wireless communication module.
According to some embodiments of the present invention, the power supply wire harness includes a plurality of power supply wires, each of the power supply wires includes a first core segment and a second core segment connected to each other, one end of the first core segment and the second core segment connected to each other is located in the accommodation chamber, and the first core segment and the second core segment are connected by a connection terminal.
According to some embodiments of the invention, the wireless communication module is connected to the communication harness by a docking terminal.
According to some embodiments of the invention, the circuit board of the wireless communication module is parallel to the extending direction of the power supply harness.
According to some embodiments of the invention, the circuit board of the wireless communication module and the extension direction of the power wire harness form an included angle.
According to some embodiments of the invention, the housing comprises a first sub-housing and a second sub-housing connected to each other, the first sub-housing and the second sub-housing being connected by ultrasonic welding.
According to some embodiments of the invention, the power line comprises: the limiting plates are used for limiting the shell, are sleeved on the power wire harness and are positioned in the accommodating cavity, the two limiting plates are respectively positioned at two opposite ends of the shell in the extending direction of the power wire harness,
further, the power supply line includes: the slow release pieces are sleeved on the portions, close to the shells, of the power wire harnesses and spaced from the limiting plates, and the two opposite ends of each shell are accommodated in the spaces defined by the limiting plates and the corresponding slow release pieces respectively.
A household appliance according to an embodiment of the second aspect of the invention, comprises: the electric appliance comprises an electric appliance body, a control unit and a control unit, wherein the electric appliance body is provided with an electric control board; the power line is the power line according to the embodiment of the first aspect of the present invention, one end of the power line, which is far away from the plug, is connected to the electrical appliance body, and the wireless communication module is electrically connected to the electronic control board through the communication harness.
According to the household appliance provided by the embodiment of the invention, the wireless communication function of the household appliance can be realized by arranging the power line, the wireless communication element on the power line has stable and reliable communication and larger installation space, the radio frequency performance of the wireless communication element can be ensured, and the household appliance is low in assembly difficulty, strong in operability, high in production efficiency and high in product yield.
According to some embodiments of the invention, the domestic appliance is a microwave oven, an induction cooker, an electric oven, an electric steamer or a combined steaming and baking machine.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a perspective view of a power cord according to an embodiment of the present invention;
FIG. 2 is an exploded view of the power cord of FIG. 1;
FIG. 3 is a perspective view of the first sub-housing of FIG. 2;
FIG. 4 is a perspective view of the second sub-housing of FIG. 2;
FIG. 5 is a first diagram of a power cord routing configuration within a housing for a power cord, according to an embodiment of the present invention;
FIG. 6 is a front view of FIG. 5;
FIG. 7 is a diagram of a second configuration of power wiring harness routing within the housing for a power cord according to an embodiment of the present invention;
fig. 8 is a wiring structure diagram three of a power harness of a power cord in an enclosure according to an embodiment of the invention.
Reference numerals:
a power supply line 100;
a power line body 1; a power supply harness 11; a power supply core wire 11 a; the first core segment 111 a; a second core segment 112 a; the connection terminal 11 b; a communication harness 12; the butt terminal 12 a; a protective sheath 13; a sustained release member 14; and a limit plate 15.
A housing 2; a first sub-housing 21; a positioning groove 21 a; a limiting rib plate 211; the open end 211 a; a stopper plate 212; a wiring groove 21 b; a second sub-housing 22; a positioning member 221; a positioning flange 2211; reinforcing plate 2212;
a wireless communication module 3; a circuit board 31; a connecting portion 32;
and a plug 4.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A power cord 100 according to an embodiment of the present invention is described below with reference to fig. 1-8.
As shown in fig. 1 to 8, a power supply line 100 according to an embodiment of the first aspect of the present invention includes: a power cord body 1, a plug 4 and a wireless communication element.
The power cord body 1 comprises a power cord 11, a communication cord 12 and a protective sleeve 13 coated on the peripheries of the power cord 11 and the communication cord 12, wherein the protective sleeve 13 is a plastic part. The power harness 11 is used for supplying power to electric equipment, the power harness 11 can be a three-core alternating current power harness, and the electric equipment can be household appliances such as an induction cooker and a microwave oven. The plug 4 is connected with the power harness 11, specifically, the power harness 11 is connected with the insert in the plug 4, and is connected with the socket of an external power supply through the plug 4, so that power supply of the electric equipment can be realized.
The wireless communication element is provided on the power supply line body 1, and the wireless communication element is connected to the communication harness 12. After the power line 100 is connected to the electric equipment, the wireless communication element can be electrically connected to the electric control board of the electric equipment through the connection function of the communication harness 12, so that data communication between the wireless communication element and the electric control board of the electric equipment can be realized. The communication harness 12 may be a four-core electronic data harness, specifically, the communication harness 12 includes a DC power line VCC, a ground line GND and two other serial communication data lines, the power supply required by the operation of the wireless communication element is connected to the DC power supply terminal of the electric control board of the electric device by the DC power line VCC and the ground line GND, and the wireless communication element is powered by the DC power supply terminal of the electric control board.
When the power cord 100 is used, an end of the power cord 100 far from the plug 4 may be connected to a power outlet of the electric device, and the plug 4 of the power cord 100 may be connected to a socket of an external power source. At this time, the power harness 11 of the power cord 100 connects an external power source and the electric device, so that the electric device can be supplied with power; the communication harness 12 of the power cord 100 can be electrically connected to the electronic control board of the electric device, so that data communication between the wireless communication element and the electronic control board of the electric device can be realized. For example, a mobile terminal such as a mobile phone can control a consumer by a wireless communication device.
Through setting up wireless communication component's position on power cord body 1, make wireless communication module 3 keep away from consumer itself, can avoid the electromagnetic radiation interference of consumer itself to influence wireless communication component's communication for wireless communication component's communication is reliable and stable. Because the position setting of wireless communication component is on power cord body 1, can be so that wireless communication component has sufficient installation space, can design the antenna of sufficient volume, guarantee wireless communication component's radio frequency performance, improve wireless communication component's antenna efficiency.
In addition, the wireless communication element has enough installation space, so that the assembly difficulty of the wireless communication element is lower, the operability is strong, and the production efficiency and the product yield can be improved.
Further, referring to fig. 1 to 8, the wireless communication element includes a housing 2 having a receiving cavity and a wireless communication module 3 provided in the receiving cavity, the housing 2 is provided on the power supply line body 1, the communication harness 12 extends into the receiving cavity to be connected to the wireless communication module 3, and a portion of the power harness 11 is located in the receiving cavity and is spaced apart from the wireless communication module 3. Therefore, the wireless communication module 3 can be protected by installing the wireless communication module 3 in the accommodating cavity of the shell 2, and meanwhile, a part of the power wire harness 11 is positioned in the accommodating cavity, so that the power wire 100 is compact and attractive in structure; also, by disposing the portion of the power supply harness 11 located in the accommodation chamber apart from the wireless communication module 3, the influence of the electromagnetic field generated when the power supply harness 11 passes a current on the wireless communication module 3 can be weakened.
Alternatively, the housing 2 may be disposed adjacent to the plug 4, so that the wireless communication element is disposed adjacent to the plug 4 and away from the electric device itself, for example, when the electric device is a household appliance such as an electric cooking appliance, the wireless communication element is disposed away from an appliance body of the household appliance, and the electromagnetic radiation interference influence of the appliance body on the wireless communication module 3 may be further reduced or avoided.
Alternatively, the wireless communication module 3 may be a wifi communication module, a bluetooth communication module, a ZigBee communication module, or the like.
Alternatively, the communication harness 12 and the power harness 11 outside the accommodating cavity may be disposed adjacent to each other and formed as a composite harness, thereby facilitating the arrangement of the communication harness 12 and the power harness 11, and making the structure of the power cord 100 compact and beautiful.
According to the power cord 100 of the embodiment of the invention, the wireless communication element is arranged on the power cord body 1, so that the wireless communication module 3 is far away from the electric equipment, the influence of electromagnetic radiation interference of the electric equipment on communication of the wireless communication element can be avoided, and the communication of the wireless communication element is stable and reliable; because the position setting of wireless communication component is on power cord body 1, can be so that wireless communication component has sufficient installation space, can design the antenna of sufficient volume, guarantee wireless communication component's radio frequency performance, improve wireless communication component's antenna efficiency. Moreover, the wireless communication element has enough installation space, so that the assembly difficulty of the wireless communication element is lower, the operability is strong, and the production efficiency and the product yield can be improved. In addition, the wireless communication module 3 is installed in the accommodating cavity of the housing 2, so that the wireless communication module 3 can be protected, meanwhile, a part of the power wire harness 11 is positioned in the accommodating cavity, the power wire 100 can be compact and attractive in structure, and meanwhile, the part of the power wire harness 11 positioned in the accommodating cavity is arranged at a distance from the wireless communication module 3, so that the influence of an electromagnetic field generated when the power wire harness 11 passes through current on the wireless communication module 3 can be weakened.
According to some embodiments of the present invention, referring to fig. 2, 5-8, the power harness 11 includes a first harness segment and a second harness segment connected to each other, a first end of the first harness segment being connected to the plug 4, a second end of the first harness segment extending into the receiving cavity of the housing 2, and a first end of the second harness segment extending into the receiving cavity of the housing 2 and being connected to a second end of the first harness segment. The second end of the second wire harness segment extends out of the shell, the second end of the second wire harness segment is suitable for being connected with a power socket of electric equipment, the communication wire harness 12 can be arranged adjacent to the second wire harness segment and formed into a composite wire harness, and the communication wire harness 12 and the second wire harness segment can be bundled together to form the composite wire harness, for example, a seven-core composite wire harness (a three-core alternating current power supply wire harness and a four-core electronic data wire harness) can be formed. From this, through setting power harness 11 to the first pencil section and the second pencil section that link to each other, conveniently assemble wireless communication element on power cord body 1, reduce wireless communication element's the assembly degree of difficulty for wireless communication element's assembly process maneuverability is strong, can improve production efficiency. And, through setting up communication pencil 12 and second pencil section adjacent and form compound pencil for the structure of power pencil 11 is compacter, pleasing to the eye, can practice thrift communication pencil 12's quantity simultaneously, avoids the wasting of resources.
For example, in the example of fig. 2, 5 to 8, the power supply harness 11 includes the first harness segment and the second harness segment described above, and the power supply harness 11 includes a plurality of power supply cores 11a (for example, the power supply harness 11 includes three power supply cores 11a), each of the power supply cores 11a includes a first core segment 111a and a second core segment 112a connected to each other, one end of the first core segment 111a and the second core segment 112a connected to each other is located in the accommodating chamber, and the first core segment 111a and the second core segment 112a are connected by the connection terminal 11 b. Therefore, the connection operation of the first wire harness section and the second wire harness section is more convenient and quicker, and reliable connection can be realized. For example, when the power harness 11 is a three-core ac power harness, each of the first core segments 111a in the first harness segment and the corresponding second core segment 112a in the second harness segment are connected by the above-described connection terminal 11 b.
According to some embodiments of the present invention, referring to fig. 2, 5-8, the wireless communication module 3 and the communication harness 12 are connected by a docking terminal 12 a. Therefore, the connection between the wireless communication module 3 and the communication wire harness 12 is more convenient and faster, and reliable connection can be realized.
According to some embodiments of the present invention, referring to fig. 2 to 8, a positioning groove 21a for positioning the wireless communication module 3 is formed on the inner wall of the accommodating chamber, and the wireless communication module 3 is installed and positioned in the positioning groove 21 a. Therefore, the installation and positioning of the wireless communication module 3 are facilitated, and the wireless communication module 3 and the part of the power wire harness 11 located in the accommodating cavity are arranged at intervals conveniently due to the fact that the wireless communication module 3 is installed and positioned in the positioning groove 21 a.
According to some alternative embodiments of the present invention, referring to fig. 2 to 8, a routing space suitable for the power wiring harness 11 to pass through is defined between the side wall of the positioning groove 21a and the inner wall of the accommodating cavity. Therefore, the wiring arrangement of the power wiring harness 11 in the accommodating cavity part is facilitated, the wiring of the power wiring harness 11 in the accommodating cavity part is regular, and the wireless communication module 3 and the power wiring harness 11 in the accommodating cavity part can be spaced apart through the isolation effect of the side wall of the positioning groove 21 a. Wherein the side wall of the positioning groove 21a includes any directional wall of the positioning groove 21 a.
According to some alternative embodiments of the present invention, referring to fig. 2-3 and 5-7, rib stopper plates 211 are disposed on the inner wall of the housing 2, the rib stopper plates 211 extend along the outer periphery of the wireless communication module 3, and positioning grooves 21a are defined between the rib stopper plates 211 and the inner wall of the housing 2. From this, through the spacing gusset 211 that sets up, made things convenient for the formation of constant head tank 21a, spacing gusset 211 can carry out spacingly to wireless communication module 3 on the horizontal direction, can improve the structural strength of shell 2 simultaneously.
Alternatively, referring to fig. 2-3 and 5-7, the extending shape of the rib 211 is U-shaped, the wireless communication module 3 has a connecting portion 32 adapted to be connected with the communication harness 12, and the open end 211a of the rib 211 is disposed opposite to the connecting portion 32. Therefore, when the wireless communication module 3 is mounted and positioned in the positioning groove 21a, the connecting portion 32 of the wireless communication module 3 faces the open end 211a of the rib 211, and at this time, the communication harness 12 can pass through the open end 211a of the rib 211 and be connected to the connecting portion 32 of the wireless communication module 3, for example, the communication harness 12 can be connected to the butt terminal 12a, and the butt terminal 12a passes through the open end 211a of the rib 211 and is butted against the connecting portion 32 of the wireless communication module 3. This arrangement can facilitate the connection of the communication harness 12 to the wireless communication module 3, and can prevent or reduce the occurrence of bending stress on the communication harness 12.
Optionally, referring to fig. 2-3 and 5-7, the portion of the power harness 11 located in the accommodating cavity is located in the routing space defined between the position-limiting rib plate 211 and the inner wall of the housing 2. Therefore, the wiring arrangement of the power wiring harness 11 in the accommodating cavity part is facilitated, the wiring of the power wiring harness 11 in the accommodating cavity part is regular, and the wireless communication module 3 and the power wiring harness 11 in the accommodating cavity part are spaced through the limiting rib plate 211.
According to some alternative embodiments of the present invention, referring to fig. 8, a supporting plate is disposed in the accommodating cavity, a routing space suitable for the power harness 11 to pass through is defined between the supporting plate and the inner wall of the housing 2, a rib 211 is disposed on the supporting plate and extends along the outer periphery of the wireless communication module 3, and the positioning slot 21a is defined between the rib 211 and the supporting plate. From this, through the backup pad that sets up, both can play the effect of supporting wireless communication module 3, this backup pad can be spaced apart wireless communication module 3 and the part that is located and holds the chamber of power pencil 11 simultaneously to the line space of walking of injecing between the inner wall of this backup pad and shell 2 has made things convenient for the line of walking that is located and holds the chamber part of power pencil 11 to arrange. In addition, the wireless communication module 3 can be positioned by the rib plate 211 provided on the support plate.
According to some alternative embodiments of the present invention, a portion of the side wall of the housing 2 is recessed toward a direction away from the center of the housing 2 to form the positioning groove 21 a. Thereby, the formation of the positioning groove 21a is facilitated.
In some alternative embodiments of the present invention, referring to fig. 2 to 8, the housing 2 includes a first sub-housing 21 and a second sub-housing 22 connected to each other, the first sub-housing 21 and the second sub-housing 22 are open at one end toward each other, the open end of the first sub-housing 21 is connected to the open end of the second sub-housing 22, and a positioning groove 21a for positioning the wireless communication module 3 is formed in the first sub-housing 21. Thus, by providing the housing 2 in two parts connected to each other, the installation of the wireless communication module 3 is facilitated, and when the power supply harness 11 includes the above-described first harness segment and second harness segment, the connection operation of the first harness segment and second harness segment can also be facilitated.
For example, the wireless communication module 3 may be mounted in the housing 2, and the communication harness 12 and the wireless communication module 3 may be connected through the docking terminal 12a while the first harness segment and the second harness segment are connected, and then the second sub-housing 22 may be connected to the first sub-housing 21.
Optionally, referring to fig. 2 and fig. 4, a positioning element 221 is disposed on an inner wall of the second sub-housing 22, the positioning element 221 is adapted to abut against a surface of the wireless communication module 3 facing the second sub-housing 22, for example, the positioning element 221 may abut against the circuit board 31 of the wireless communication module 3. Therefore, the wireless communication module 3 can be positioned in the vertical direction by the positioning member 221, and the wireless communication module 3 can be more reliably mounted and positioned in the housing 2 by combining the positioning function of the positioning groove 21a in the horizontal direction.
Further, referring to fig. 4, the positioning member 221 includes: a positioning flange 2211 disposed on the inner wall of the second sub-housing 22 and reinforcing ribs 2212 disposed on opposite sides of the positioning flange 2211, the positioning flange 2211 is connected to the inner wall of the second sub-housing 22 and extends toward the first sub-housing 21, the positioning flange 2211 may be parallel to the width direction of the second sub-housing 22 (refer to the left and right directions in fig. 1-8), the positioning flange 2211 and the reinforcing ribs 2212 are disposed at an angle, for example, the positioning flange 2211 and the reinforcing ribs 2212 are disposed at an angle, the reinforcing ribs 2212 may be parallel to the length direction of the second sub-housing 22 (refer to the front and back directions in fig. 1-8), the reinforcing ribs 2212 may be connected to the positioning flange 2211 and the inner wall of the second sub-housing 22 at the same time, and the positioning flange 2211 is adapted to abut against the surface of the wireless communication module 3 facing the second sub-housing 22. Therefore, the positioning member 221 has a simple structure and a high structural strength, and the contact area between the positioning member 221 and the wireless communication module 3 is large, so that a stable and reliable limiting effect can be achieved.
According to some embodiments of the present invention, referring to fig. 1 to 8, the case 2 includes a first sub-case 21 and a second sub-case 22 connected to each other, and the first sub-case 21 and the second sub-case 22 may be connected by ultrasonic welding. For example, when the housing 2 is made of plastic, the first sub-housing 21 and the second sub-housing 22 can be securely connected by ultrasonic welding.
In other embodiments, the first sub-housing 21 and the second sub-housing 22 may be detachably connected. For example, the first sub-housing 21 and the second sub-housing 22 may be connected by a fastener (e.g., a screw) or may be connected by a snap fit and a snap fit. Thereby, maintenance and replacement of the wireless communication module 3 in the housing 2 are facilitated.
According to some alternative embodiments of the present invention, referring to fig. 2, 5-8, the circuit board 31 of the wireless communication module 3 is parallel to the extending direction of the power harness 11. Thereby, the power cord 100 is compact and beautiful. The extending direction of the power harness 11 refers to a main extending direction of the power harness 11, and for example, in the examples of fig. 1, 2, 5 to 8, the extending direction of the power harness 11 may be parallel to the longitudinal direction of the housing 2 (refer to the front-back direction in fig. 1 to 8).
According to other alternative embodiments of the present invention, the circuit board 31 of the wireless communication module 3 and the extending direction of the power harness 11 may have an included angle (for example, the included angle may be 90 °). Therefore, the installation and the setting of the wireless communication module 3 are more flexible and changeable. The extending direction of the power harness 11 refers to a main extending direction of the power harness 11.
According to some alternative embodiments of the present invention, referring to fig. 2, 5, 6 and 8, the power supply harness 11 includes a plurality of power supply cores 11a, and portions of the plurality of power supply cores 11a located in the accommodating chamber are all located on the same side of the wireless communication module 3. For example, when the power supply harness 11 is the three-core ac power supply harness, the portions of the three power supply core wires 11a of the power supply harness 11 located in the accommodating cavity are all located on the same side of the wireless communication module 3. For example, all the power supply core wires 11a of the power supply harness 11, which are located in the accommodating chamber, are located on the left or right side of the wireless communication module 3 (refer to fig. 2, 5, and 6); all the power supply core wires 11a of the power supply harness 11 located in the accommodating chamber portion are located on the upper side or the lower side of the wireless communication module 3 (refer to fig. 8). Therefore, all power core wires 11a of the power harness 11, which are located in the accommodating cavity part, are located on the same side of the wireless communication module 3, wiring arrangement of the power harness 11 in the accommodating cavity is facilitated, and the power harness 11 is intensively arranged in the accommodating cavity.
According to another embodiment of the present invention, referring to fig. 7, the power supply wire harness 11 includes a plurality of power supply core wires 11a, and portions of the plurality of power supply core wires 11a located in the accommodating chamber are located on different sides of the wireless communication module 3. Thus, the space of the accommodating chamber can be utilized more flexibly, and for example, after the wireless communication module 3 is mounted in the accommodating chamber of the housing 2, the remaining space in the accommodating chamber can be utilized flexibly by the portion of the power supply core wires 11a of the power supply harness 11 located in the accommodating chamber, so that the space in the accommodating chamber can be utilized sufficiently. For example, when the power supply harness 11 is the three-core ac power supply harness described above, two of the three power supply core wires 11a of the power supply harness 11 are located on the right side of the wireless communication module 3, and the remaining one of the three power supply core wires 11a of the power supply harness 11 is located on the left side of the wireless communication module 3 (see fig. 7).
According to some embodiments of the present invention, referring to fig. 2, 3, 5-8, a wiring channel 21b for positioning the power wiring harness 11 is formed in the receiving cavity, and a portion of the power wiring harness 11 within the receiving cavity is adapted to be received within the wiring channel 21 b. From this, conveniently fix a position the part that is located and holds the intracavity of power pencil 11 for power pencil 11 is more regular in the line setting of walking of shell 2. Moreover, it is also possible to easily realize the arrangement of the portion of the power supply harness 11 located in the accommodation chamber so as to be spaced apart from the wireless communication module 3.
Alternatively, when the housing 2 includes the first sub-housing 21 and the second sub-housing 22, the wiring groove 21b may be formed on the first sub-housing 21, and the wiring groove 21b may be formed on the second sub-housing 22.
Further, referring to fig. 2-3 and 5-7, a stop plate 212 is disposed on an inner wall of the receiving cavity, and at least a portion of the routing channel is defined between the stop plate 212 and the inner wall of the receiving cavity. For example, the stopper plate 212 and the inner wall of the receiving cavity may define a portion of the routing channel therebetween, and the stopper plate 212 and the inner wall of the receiving cavity may define the entire routing channel therebetween. Thus, the formation of the wiring groove is facilitated by the provision of the stopper plate 212, and the stopper plate 212 can further space the wireless communication module 3 and the power supply harness 11 conveniently.
For example, in the examples of fig. 2, 3, 4-7, the housing 2 includes the first sub-housing 21 and the second sub-housing 22, the rib-limiting plate 211 is disposed on the inner wall of the first sub-housing 21, the rib-limiting plate 211 extends in a U-shape, and a positioning groove 21a for positioning the wireless communication module 3 is defined between the rib-limiting plate 211 and the inner wall of the first sub-housing 21. The first sub-housing 21 is further provided with a stop plate 212, the stop plate 212 is arranged at a distance from the limiting rib plate 211, and the above-mentioned wiring slot 21b is defined between the stop plate 212 and the limiting rib plate 211, and a part of the power wiring harness 11 located in the accommodating cavity of the housing 2 can be accommodated in the wiring slot 21b (refer to fig. 5 and 6); or, the wiring groove 21b is defined between one part of the rib 211 and the stopper plate 212, the wiring groove 21b is defined between the other part of the rib 211 and the side wall of the first sub-housing 21, and the wiring groove 21b is defined between the stopper plate 212 and the side wall of the first sub-housing 21. Thereby, the three power supply core wires 11a of the power supply harness 11 can be accommodated in the three wiring grooves 21b, respectively (see fig. 7).
For another example, in the example of fig. 8, the housing 2 includes the first sub-housing 21 and the second sub-housing 22, a supporting plate is disposed on an inner wall of the first sub-housing 21, the supporting plate is formed with the limiting rib 211, the limiting rib 211 extends in a U shape, and the wiring groove 21b is defined between the inner wall of the first sub-housing 21 and the supporting plate. Thereby, the portion of the power supply harness 11 located in the accommodation chamber of the housing 2 can be accommodated in the wiring groove 21 b.
According to some embodiments of the present invention, referring to fig. 2, 5-8, the power cord 100 includes: be used for carrying out spacing limiting plate 15 to shell 2, limiting plate 15 cover is established on power pencil 11 and is located and holds the intracavity, and limiting plate 15 is two and is located the relative both ends of shell 2 on the extending direction of power pencil 11 respectively. Therefore, the housing 2 can be stably fixed to the power cord body 1 by the provided stopper plate 15, and the housing 2 is prevented from moving in the axial direction of the power cord body 1.
Further, referring to fig. 1, 2, 5 to 8, the power supply line 100 includes: the slow release pieces 14 are used for relieving stress, the slow release pieces 14 are sleeved on the portion, close to the shell 2, of the power wire harness 11 and spaced from the limiting plates 15, each limiting plate 15 is spaced from the corresponding slow release piece 14, and the two opposite ends of the shell 2 are accommodated in the space defined by the limiting plate 15 and the corresponding slow release piece 14 respectively. Therefore, by arranging the slow release pieces 14 at the portion of the power wire harness 11 adjacent to the housing 2, the stress of the wires can be reduced or eliminated, the core wires at the wire connection position can be prevented from being broken, and the housing 2 can be conveniently installed and positioned by accommodating the opposite ends of the housing 2 in the space defined by the limiting plate 15 and the corresponding slow release pieces 14, so that the housing 2 is stably fixed on the power wire body 1, and further the housing 2 is prevented from moving in the axial direction of the power wire body 1.
A household appliance according to an embodiment of the second aspect of the invention, comprises: the electric appliance body is provided with an electric control board, one end of the power cord 100, far away from the plug 4, is connected with the electric appliance body, and the wireless communication module is electrically connected with the electric control board through the communication wiring harness. Alternatively, the end of the power cord 100 away from the plug 4 may be detachably connected to the electric appliance body, or may be fixedly connected to the electric appliance body.
The household appliance can be an induction cooker, a microwave oven, an electric steam box, a steaming and baking integrated machine and the like.
According to the household appliance provided by the embodiment of the invention, the wireless communication function of the household appliance can be realized by arranging the power line 100, the wireless communication element on the power line 100 is stable and reliable in communication and large in installation space, the radio frequency performance of the wireless communication element can be ensured, and the household appliance is low in assembly difficulty, strong in operability, high in production efficiency and high in product yield.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (21)
1. A power cord, comprising:
a power cord body including a power wire harness and a communication wire harness;
the plug is connected with the power wire harness;
a wireless communication element including a housing having a receiving cavity and a wireless communication module disposed within the receiving cavity, the shell is arranged on the power line body, the communication wiring harness extends into the accommodating cavity to be connected with the wireless communication module, a portion of the power harness is positioned within the receiving cavity and is spaced apart from the wireless communication module, so as to weaken the influence of the power supply wiring harness on the wireless communication module, a positioning groove for positioning the wireless communication module is formed on the inner wall of the accommodating cavity, the positioning groove is positioned in the middle of the accommodating cavity, a wiring space suitable for the power wiring harness to pass through is defined between the side wall of the positioning groove and the inner wall of the accommodating cavity, or a wiring space suitable for the power supply wiring harness to penetrate is defined between the bottom wall of the positioning groove and the inner wall of the accommodating cavity.
2. The power cord according to claim 1, wherein a limiting rib plate is arranged on an inner wall of the housing, the limiting rib plate extends along the periphery of the wireless communication module, and the positioning groove is defined between the limiting rib plate and the inner wall of the housing.
3. The power cord of claim 2, wherein the elongated shape of the restraining rib is U-shaped, the wireless communication module has a connection portion adapted to connect with the communication harness, and the open end of the restraining rib is disposed opposite the connection portion.
4. The power cord according to claim 2, wherein the portion of the power cord bundle located within the receiving cavity is located within a routing space defined between the restraining rib and the inner wall of the housing.
5. The power cord according to claim 2, wherein a support plate is disposed in the accommodating cavity, a routing space through which the power cord passes is defined between the support plate and the inner wall of the housing, the limiting rib plate is disposed on the support plate and extends along the periphery of the wireless communication module, and the positioning groove is defined between the limiting rib plate and the support plate.
6. The electrical power cord as set forth in claim 1, wherein a portion of the side wall of the housing is recessed away from the center of the housing to form the detent.
7. The electrical power cord as claimed in claim 1, wherein the housing comprises a first sub-housing and a second sub-housing connected to each other, a positioning slot is formed in the first sub-housing for positioning the wireless communication module, and a positioning member is disposed on an inner wall of the second sub-housing and adapted to abut against a surface of the wireless communication module facing the second sub-housing.
8. The electrical power cord as set forth in claim 7, wherein said positioning member comprises: the positioning convex plate is arranged on the inner wall of the second sub-shell, the reinforcing rib plates are arranged on two opposite sides of the positioning convex plate, the positioning convex plate and the reinforcing rib plates are arranged at an angle, and the positioning convex plate is suitable for being abutted to the surface of the wireless communication module facing the second sub-shell.
9. The electrical power cord as set forth in claim 1, wherein a wiring channel for locating the power cord is formed in the receiving cavity, the portion of the power cord within the receiving cavity being adapted to be received within the wiring channel.
10. The electrical power cord as set forth in claim 9, wherein a stop plate is provided on an inner wall of the receiving cavity, the stop plate and the inner wall of the receiving cavity defining at least a portion of the cabling channel therebetween.
11. The electrical power cord as set forth in claim 1, wherein said power cord bundle comprises a plurality of power cords, and wherein portions of said plurality of power cords located within said receiving cavity are all located on a same side of said wireless communication module.
12. The power cord of claim 1, wherein a routing space is defined between the side wall of the positioning slot and the inner wall of the receiving cavity, the power cord comprises a plurality of power cords, and portions of the plurality of power cords located in the receiving cavity are located on different sides of the wireless communication module.
13. The electrical power cord as set forth in claim 1, wherein said electrical power cord bundle comprises a plurality of electrical power cords, each of said electrical power cords comprising a first cord segment and a second cord segment connected to each other, one end of said first cord segment and said second cord segment connected to each other being located in said receiving cavity, and said first cord segment and said second cord segment being connected by a connection terminal.
14. The electrical power cord as set forth in claim 1, wherein said wireless communication module is connected to said communication harness by a butt terminal.
15. The electrical power cord as set forth in claim 1, wherein the circuit board of the wireless communication module is parallel to the direction of extension of the power cord bundle.
16. The electrical power cord as set forth in claim 1, wherein an angle is formed between a circuit board of the wireless communication module and an extending direction of the power cord bundle.
17. The electrical power cord as set forth in claim 1, wherein said housing comprises a first sub-housing and a second sub-housing connected to each other, said first sub-housing and said second sub-housing being connected by ultrasonic welding.
18. The electrical power cord as set forth in any one of claims 1-17, comprising: the limiting plates are used for limiting the shell, the limiting plates are sleeved on the power wire harness and located in the accommodating cavity, the two limiting plates are located on the shell and located at two opposite ends of the shell in the extending direction of the power wire harness.
19. The electrical power cord as set forth in claim 18, comprising: the slow release pieces are sleeved on the portions, close to the shells, of the power wire harnesses and spaced from the limiting plates, and the two opposite ends of each shell are accommodated in the spaces defined by the limiting plates and the corresponding slow release pieces respectively.
20. A household appliance, characterized in that it comprises:
the electric appliance comprises an electric appliance body, a control unit and a control unit, wherein the electric appliance body is provided with an electric control board;
the power cord, the power cord is according to any one of claims 1-19, the one end of power cord that is far away from the plug links to each other with the electrical apparatus body, wireless communication module passes through the communication pencil and is connected with the automatically controlled board electricity.
21. The household appliance according to claim 20, wherein the household appliance is a microwave oven, an induction cooker, an electric oven, an electric steamer or a combined steaming and baking machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639370.4A CN109713528B (en) | 2018-12-29 | 2018-12-29 | Power cord and have its domestic appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639370.4A CN109713528B (en) | 2018-12-29 | 2018-12-29 | Power cord and have its domestic appliance |
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| Publication Number | Publication Date |
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| CN109713528A CN109713528A (en) | 2019-05-03 |
| CN109713528B true CN109713528B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811639370.4A Active CN109713528B (en) | 2018-12-29 | 2018-12-29 | Power cord and have its domestic appliance |
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| CN205752886U (en) * | 2016-05-05 | 2016-11-30 | 泰诺博依斯克有限公司 | A kind of power line device |
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| CN206076634U (en) * | 2016-08-30 | 2017-04-05 | 广东美的厨房电器制造有限公司 | Power-line plug, power line structure and electric equipment |
| CN206774815U (en) * | 2017-06-16 | 2017-12-19 | 广东美的厨房电器制造有限公司 | Power line structure and electric equipment |
| CN108462004A (en) * | 2018-03-28 | 2018-08-28 | 广东维锐科技股份有限公司 | A kind of power-line plug with wireless module |
| CN209730242U (en) * | 2018-12-29 | 2019-12-03 | 广东美的厨房电器制造有限公司 | Power supply line and household electrical appliance with it |
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| CN205752886U (en) * | 2016-05-05 | 2016-11-30 | 泰诺博依斯克有限公司 | A kind of power line device |
| CN106299904A (en) * | 2016-08-30 | 2017-01-04 | 广东美的厨房电器制造有限公司 | Cable structure, power line structure and electric equipment |
| CN206076634U (en) * | 2016-08-30 | 2017-04-05 | 广东美的厨房电器制造有限公司 | Power-line plug, power line structure and electric equipment |
| CN206774815U (en) * | 2017-06-16 | 2017-12-19 | 广东美的厨房电器制造有限公司 | Power line structure and electric equipment |
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| Publication number | Publication date |
|---|---|
| CN109713528A (en) | 2019-05-03 |
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