WO2019218939A1

WO2019218939A1 - Washing machine power source board box and washing machine

Info

Publication number: WO2019218939A1
Application number: PCT/CN2019/086392
Authority: WO
Inventors: 张开宏; 张令全; 孙广彬; 邵明岩
Original assignee: 青岛海尔洗衣机有限公司
Priority date: 2018-05-16
Filing date: 2019-05-10
Publication date: 2019-11-21

Abstract

Disclosed is a washing machine power source board box. The power source board box comprises a box body with a hollow interior, and a power source board installed inside the box body, wherein a wire outlet for a wire, connecting the interior of the box body and the power source board, to pass through is arranged on the box body; and a waterproof cover protruding and extending outward from the box body is arranged at the wire outlet, so as to prevent washing water from flowing into the washing machine power source board box. A washing machine is further disclosed, wherein the washing machine power source board box as any one stated above is installed in a housing of the washing machine. By arranging a waterproof cover at the wire outlet, the washing water runs down along the waterproof cover, thus preventing the washing water from flowing from the wire outlet into the power source board box along the box body, and avoiding short circuit of the power source board.

Description

Washing machine power board box and washing machine

Technical field

The invention belongs to the technical field of washing machines, and in particular to a washing machine power supply box, and to a washing machine equipped with the washing machine power box.

Background technique

The washing machine includes a motor for driving the washing device, a control system for controlling the washing machine to execute a corresponding washing program, a display screen for the user operation, and a power board for powering the motor, the control system, the display, etc., but Due to the different power of the motor, control system and display screen, the required voltage and current are different. The power supply board is connected to the external power supply. After being processed by transformers and filters, the 220V AC power is converted into a strong current and weak voltage and current. The current and power boards respectively output the strong voltage and the weak voltage to supply power to the motor, the control system, and the display.

In the prior art, the power board is installed in the power board box, and the power board box is provided with an outlet port for outputting weak electricity and strong electricity. The power board box is usually installed at the bottom of the washing machine, that is, the lower side of the washing machine outer tub, and the washing water The washing machine is discharged through the drainage system installed on the lower side of the outer tub of the washing machine, and the washing water easily flows into the power board box through the outlet of the power board box, causing the plug terminal to be short-circuited or even the power board to fail.

The present invention has been made in view of the above.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and provide a power supply board box and a washing machine for a washing machine to achieve the purpose of waterproofing the power board box. Another object of the present invention is to prevent the washing water from flowing back to the power board through the wire. Inside the box.

In order to solve the above technical problems, the basic idea of adopting the technical solution of the present invention is:

A washing machine power supply box comprises an inner hollow box body and a power board mounted inside the box body, wherein the box body is provided with an outlet port for the inside of the box body and a wire connected to the power board, and the outlet port is provided A waterproof cover extending outward from the outer casing is provided to prevent wash water from flowing into the interior of the power supply box of the washing machine.

Further, the outlet port is vertically disposed on one side of the box body, and the waterproof cover is a horizontally extending cylindrical structure, and one end of the cylindrical waterproof cover is connected to the periphery of the outlet port.

Further, the waterproof cover is hollowly formed with a threading passage, and opposite ends of the waterproof cover are provided with an opening communicating with the threading passage, wherein one end is sealed and connected to the circumference of the outlet to form a connection end, and the other end is suspended to constitute an extension. The end is for the wire to pass through the waterproof cover through the outlet and the threading passage.

Preferably, the waterproof cover has a rectangular tubular structure, and includes a top plate located at an upper end of the outlet port, a bottom plate located at a lower end of the outlet port, two side plates located at left and right sides of the outlet port, and a cylindrical shape formed by sequentially connecting four plates The waterproof cover completely wraps the outlet.

Further, the bottom plate is inclined downward, and the extending end of the bottom plate is lower than the connecting end of the bottom plate; the side plates of the two sides are perpendicularly connected to the side of the box body where the outlet port is located.

Preferably, the extension end of the waterproof cover is inclined from the top to the bottom to the connection end, so that the projection of the top plate on the horizontal surface completely covers the bottom plate.

Further, the outlet port comprises two, respectively a first outlet port and a second outlet port, and each outlet port is respectively provided with a waterproof cover.

Further, the outlet port comprises two, which are a first outlet port and a second outlet port respectively, and the two outlet ports are close to each other and are wrapped in the same waterproof cover.

Further, the first outlet port and the second outlet port are vertically disposed vertically and wrapped in the same waterproof cover, and the first outlet port is located above the second outlet port; the waterproof cover is provided with a partition plate The board divides the inner space of the waterproof cover into two upper and lower independent threading passages, which are a first threading passage and a second threading passage, respectively, the first threading passage is connected with the first outlet port, and the second threading passage and the second outlet port are respectively Connected.

Further, the partition plate is inclined downward, and the extending end of the partition plate is lower than the connecting end of the partition plate; the distance between the extended end of the partition plate and the connecting end is smaller than the horizontal distance between the extended end of the top plate and the connecting end, and the extending end of the partition is connected The distance between the ends is greater than the horizontal distance between the extended end of the base plate and the connecting end.

Further, the box body is provided with an outlet port for the inside of the box body and a wire connected to the power board, and the outlet port is provided with a staggered set of limiting ribs for the wire to pass through the outlet of the box body. When worn out, it is in the direction of high inside and low outside.

The invention also provides a power supply board box for a washing machine, comprising an inner hollow box body and a power board located inside the box body, wherein the box body is provided with an outlet line for the inside of the box body and the wire connected to the power board. The mouth and the outlet are staggered with a set of limit ribs, so that the wire runs from the inside of the box through the outlet to the inner high and the outer low.

Further, the outlet port is vertically disposed on one side of the box body, and the outlet port is provided with a cylindrical waterproof cover protruding outwardly from the outside of the box, and the end of the tubular waterproof cover is sealed and connected to the periphery of the outlet port. To form a connecting end, the other end is suspended and communicated with the outside to form an extended end; the waterproof cover is provided with a staggered set of limiting ribs.

Preferably, the inner portion of the waterproof cover is hollowly formed with a threading passage communicating with the outlet port, and the outlet opening communicates with the outside of the waterproof cover through the threading passage, so that the wire passes through the threading passage from the outlet passage to the extended end of the waterproof cover, and the limiting rib The group is set in the threading channel.

Further, the limiting rib group includes an upper rib and a lower rib, the upper rib is adjacent to the extending end of the waterproof cover, the lower rib is adjacent to the connecting end of the waterproof cover, and the upper rib is disposed at the upper part of the threading passage, from the upper side a lower extension, a first gap exists between the extending end and the bottom of the threading passage, the lower positioning rib is disposed at a lower portion of the threading passage, extends from the bottom to the top, and has a second gap with the top of the threading passage, and the second gap portion is higher than the first gap .

Preferably, the first gap and the second gap are staggered, and the height of the second gap is higher than the height of the first gap for the wires to pass through.

Further, the upper limit rib is located at the extended end of the waterproof cover, and the lower limit rib is located at the connection end of the waterproof cover.

Preferably, the outer circumference of the lower limit rib except the top end is sealingly connected with the inner wall of the threading passage to separate the outlet opening from the lower portion of the corresponding threading passage.

Further, the waterproof cover comprises a top plate located at an upper end of the outlet port, a bottom plate located at a lower end of the outlet port, and two side plates located at left and right sides of the outlet port, and a cylindrical waterproof cover formed by sequentially connecting the four plates completely wraps the outlet port; The upper limit rib in the threading passage is connected to the top plate and extends downward, and the lower limit rib is connected to the bottom plate and extends upward.

Preferably, there is a first gap between the bottom end of the upper limit rib and the bottom plate, and a second gap exists between the top end of the lower limit rib and the top plate.

Further, the outlet port comprises two, respectively a first outlet port and a second outlet port, wherein each outlet port is respectively provided with a waterproof cover, and each waterproof cover is provided with a threading passage, and each threaded passage is provided therein. Limited rib group.

Further, the outlet port comprises two, respectively a first outlet port and a second outlet port, the two outlet ports are close to each other, and are wrapped in the same waterproof cover, and the waterproof cover is provided with a partition plate, and the partition plate is waterproof The inner space of the cover is divided into two independent threading passages, and each threading passage is provided with a limiting rib group.

Preferably, the first outlet port and the second outlet port are vertically arranged, and the first outlet port is located above the second outlet port; the partition divides the inner space of the waterproof cover into two independent threading passages, respectively a threading passage and a second threading passage, the first threading passage is in communication with the first outlet port, and the second threading passage is in communication with the second outlet port; the limiting threading group is respectively disposed in the first threading passage and the second threading passage.

Further, the upper limit rib in the first threading passage is connected to the top plate of the waterproof cover and extends downward, and a first gap exists between the bottom end of the upper limit rib and the partition, and the lower limit rib is connected with the waterproof cover partition and Extending upwardly, a second gap exists between the top end of the lower limit rib and the top plate; the upper limit rib in the second threading passage is connected to the waterproof cover baffle and extends downward, and the bottom end of the upper limit rib has a relationship between the bottom end and the bottom plate a gap, the lower limit rib is connected with the bottom plate of the waterproof cover and extends upward; the upper limit rib is adjacent to the connection end of the waterproof cover, the lower limit rib is adjacent to the extended end of the waterproof cover, and the second end between the top end of the lower limit rib and the partition has a second gap.

Further, a plurality of sets of limit ribs are staggered in each of the threading passages, and the upper limit ribs of each set of the limit ribs are located near the extended end of the waterproof cover with respect to the lower limit rib.

Another object of the present invention is to provide a washing machine, wherein the casing of the washing machine is equipped with a washing machine power supply box according to any one of the above, wherein a wire passing through the first outlet of the power supply box is used for outputting a strong voltage. The wire that is passed through the second outlet is used to output a weak voltage.

After adopting the above technical solution, the present invention has the following advantageous effects compared with the prior art.

1. By providing a waterproof cover at the outlet, the washing water will flow down the waterproof cover, thereby preventing the washing water from flowing from the outlet to the inside of the power supply box, causing the power supply board to be short-circuited.

2. By tilting the bottom plate downward at a certain angle, the extending end of the bottom plate is lower than the end of the bottom plate near the outlet port, and the washing water flowing to the outside of the waterproof cover is not returned to the inside of the waterproof cover due to the setting of the inclined bottom plate, further The washing water is prevented from flowing into the inside of the power strip box, thereby causing a short circuit failure of the internal components of the power board.

3. By staggering the set of limit ribs, the wire is oriented from the inner side of the waterproof cover to the outer side of the waterproof cover, which ensures the tendency of the wire to pass through the waterproof cover downwards, so that the washing water does not follow the wire. Return to the inside of the power strip box.

The specific embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

DRAWINGS

The drawings are intended to provide a further understanding of the invention, and are intended to be illustrative of the invention. It is apparent that the drawings in the following description are only some embodiments, and other drawings may be obtained from those skilled in the art without departing from the drawings. In the drawing:

1 is a schematic structural view of a power supply board box of a washing machine in an embodiment of the present invention;

Figure 2 is a front elevational view of the power supply board box of the washing machine in the embodiment of the present invention;

Figure 3 is a cross-sectional view showing a power supply board box of a washing machine in an embodiment of the present invention;

Figure 4 is a partial enlarged view of A in Figure 3;

Figure 5 is a cross-sectional view showing another angle of the power supply board of the washing machine in the embodiment of the present invention;

Figure 6 is a cross-sectional view showing a power supply board box of a washing machine in another embodiment of the present invention;

Figure 7 is a partial enlarged view of B in Figure 6;

Figure 8 is a cross-sectional view showing a power supply board box of a washing machine in still another embodiment of the present invention;

Figure 9 is a schematic structural view of a washing machine in an embodiment of the present invention;

Figure 10 is a cross-sectional view of the washing machine in the embodiment of the present invention.

In the figure: 100-washing machine, 200-power board box, 300-base, 1-box body, 2-outlet port, 3-waterproof cover, 21-first outlet, 22-second outlet, 31-top, 32- bottom plate, 33-side plate, 34-separator, 35-first threading passage, 36-second threading passage, 37-overflow hole, 4-limit rib group, 41-upper rib, 42-low limit Reinforcement, 43-first gap, 44-second gap, 5-threading channel.

It is to be understood that the drawings and the written description are not intended to limit the scope of the present invention in any way.

Detailed ways

The embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is not intended to limit the scope of the invention.

As shown in FIG. 1 to FIG. 5, in the embodiment of the present invention, a power supply board box 200 for a washing machine is provided, which comprises an inner hollow box body 1. The hollow body of the box body 1 is provided with a power board for supplying power, and the box body 1 is provided. There is an outlet 2 for the inside of the casing 1 to be connected to the power supply board, and the outlet 2 is provided with a waterproof cover 3 extending outward from the casing 1 to prevent the washing water from flowing into the inside of the power supply box 200 of the washing machine. . By providing the waterproof cover 3 at the outlet 2, the washing water will flow down the waterproof cover 3, thereby preventing the washing water from flowing from the outlet 2 to the inside of the power supply box 200 along the casing, causing the power supply board to be short-circuited.

In the embodiment of the present invention, a power supply board box 200 for a washing machine is provided, which comprises an inner hollow box body 1. The hollow body of the box body 1 is provided with a power board for supplying power, and the box body 1 is provided with the inside of the box body 1 and the power source. The outlet port 2 through which the wires connected by the plates are pierced, and the limit rib group 4 is staggered at the outlet port 2, so that the wire runs from the inside of the casing 1 through the outlet port 2 when it is high and low. By staggering the set of the limiting rib group 4, the wire is bent from the outlet port to the inner wall of the power supply box 200, which ensures the tendency of the wire to pass through the power supply box 200 downwards, so that the washing water does not The wire is returned to the inside of the power strip box 200.

As shown in FIG. 9 to FIG. 10, in the embodiment of the present invention, a washing machine 100 is provided, which comprises a casing and a water tank provided in the casing. The water tank is equipped with a washing device driven by a motor, and the washing device can be a mixing drum. Any one or combination of the existing washing and stirring structures, such as a stirring pulsator and a stirring column, to drive the clothes in the tub to roll by the washing device driven by the motor to achieve the purpose of cleaning the clothes.

In the embodiment of the present invention, the washing machine 100 further includes a base 300 disposed in the casing, a control system, and the like. The base 300 is disposed at the bottom of the washing machine 100 and below the water receiving cylinder for installing a motor, a drainage system, and the like located at the bottom of the washing machine 100. The washing machine 100 has a washing machine power supply box 200 as described above, and the outlet 2 of the power supply box 200 is for outputting a strong voltage and a weak voltage, respectively, to supply power to the motor, the control system, and the like.

Embodiment 1

As shown in FIG. 1 to FIG. 5, in this embodiment, a washing machine power supply box 200 is provided, which comprises an inner hollow box body 1 and a power board mounted inside the box body 1. The box body 1 is provided with a box body. The outlet port 2 which is connected to the inner side of the power supply board is provided with a waterproof cover 3 which protrudes outwardly from the outer side of the casing 1 to prevent the washing water from flowing into the washing machine power supply box 200 through the outlet 2 .

In this embodiment, the box body 1 is vertically placed, the outlet port 2 is vertically disposed on one side of the box body 1, and the outlet port 2 opening is oriented in a horizontal direction, and the inner lead of the box body 1 is worn from one side of the box body 1 through the outlet port. The waterproof cover 3 is a horizontally extending cylindrical structure, and one end of the cylindrical waterproof cover 3 is connected to the periphery of the outlet 2, and the waterproof cover 3 is integrally or separately provided with the casing 1.

In this embodiment, the waterproof cover 3 protrudes from one side of the box body 1 where the outlet port 2 is located, and is perpendicular to the side of the box body 1 and extends to the outside of the box body 1. The inside of the waterproof cover 3 is hollow to form a threading passage. 5, the opposite ends of the waterproof cover 3 are provided with an opening communicating with the threading passage, and one end of the opening is sealed correspondingly to the circumference of the outlet 2 to form a connection end, the opening corresponds to the outlet 2, and the other end The hanging arrangement constitutes an extended end for the inner wire of the casing 1 to pass through the waterproof cover 3 through the outlet 2 .

In the present embodiment, the waterproof cover 3 has an inner hollow rectangular tubular structure. The waterproof cover 3 includes a top plate 31 at the upper end of the outlet port 2, a bottom plate 32 at the lower end of the outlet port 2, and side plates at the left and right sides of the outlet port 2. 33. A waterproof cover 3 of a cylindrical structure composed of four plates connected in turn completely encloses the outlet 2 . By providing the waterproof cover 3 on the outer circumference of the outlet 2, the washing water flowing down the side of the casing 1 under the action of gravity no longer flows into the inside of the power supply box 200 along the outlet 2, thereby preventing the power supply box 200 from being short-circuited due to water flow. , improved security.

In this embodiment, the bottom plate 32 of the waterproof cover 3 is inclined downward, and the extending end of the bottom plate 32 is lower than the connecting end of the bottom plate 32, and the side plates 33 and the side of the box body 2 where the outlet opening is located are perpendicularly connected to each other; preferably, threading The axis of the channel 5 is inclined downward from the extending end to the connecting end of the waterproof cover 3; further preferably, the extending end of the waterproof cover 3 is inclined from the top to the bottom to the connecting end, so that the projection of the top plate 31 on the horizontal surface completely covers the bottom plate 32 at the horizontal plane. In the upper projection, the horizontal distance between the extended end of the top plate 31 and the outlet opening is greater than the horizontal distance between the extended end of the bottom plate 32 and the outlet opening. By tilting the bottom plate 32 downward at a certain angle, the extending end of the bottom plate 32 is lower than the connecting end of the bottom plate 32, and the washing water flowing to the outside of the waterproof cover 3 is not returned to the inside of the waterproof cover 3 due to the arrangement of the inclined bottom plate 32. Further, the washing water is prevented from flowing into the inside of the power strip case 200, thereby causing a short circuit failure of the device inside the power board.

As shown in FIG. 3 and FIG. 4, in this embodiment, the angle at which the bottom plate 32 is inclined downward is gradually increased from one end of the outlet port 2 to the end of the bottom plate 32, so that the bottom plate has an arc structure and the waterproof effect is stronger.

In this embodiment, the top plate 31 is inclined downward, and the top plate 31 may be disposed in other shapes. Preferably, the top plate 31 is inclined upward, and the extending end of the top plate 31 is higher than the end of the top plate 31 near the outlet port 2, further preventing the washing water from flowing into the power source. Inside the panel 200.

In this embodiment, the outlet 2 includes two first outlets 21 and a second outlet 22, and the two outlets 2 are adjacent to each other and wrapped in the same waterproof cover 3; the first outlet 21 and The second outlet 22 is vertically disposed above and wrapped in the same waterproof cover 3, and the first outlet 21 is located above the second outlet 22; the first outlet 21 is for outputting a strong voltage, and the second outlet 22 is Used to output a weak voltage.

In the embodiment, the waterproof cover 3 is provided with a partition 34. The partition 34 divides the inner space of the waterproof cover 3 into two upper and lower independent threading passages, which are a first threading passage 35 and a second threading passage 36, respectively. A threading passage 35 communicates with the first outlet port 21, and a second threading passage 36 communicates with the second outlet port 22.

In this embodiment, the partition plate 34 is inclined downward, and the extending end of the partition plate 34 is lower than the connecting end of the partition plate 34. The horizontal distance between the extended end of the partition plate 34 and the connecting end is smaller than the horizontal distance between the extended end of the top plate 31 and the connecting end, and the partition plate The horizontal distance between the extending end and the connecting end of the 34 is greater than the horizontal distance between the extending end of the bottom plate 32 and the connecting end; preferably, the angle at which the partition 34 is inclined downward gradually increases from one end of the connecting end to the extending end of the partition 34. In order to make the bottom plate 32 have an arc structure.

In the embodiment, the waterproof cover 3 is disposed at a lower portion of each threading passage to provide an overflow hole 37 for discharging the washing water accumulated inside the waterproof cover 3, so as to prevent the accumulated washing water from flowing too high into the power board box 200 through the outlet port 2. internal.

Embodiment 2

As shown in FIG. 8 , in the embodiment, the outlet 2 includes two first outlets 21 and a second outlet 22 for outputting a strong voltage and a weak voltage, respectively, and each outlet 2 is respectively provided. A waterproof cover 3, each of which covers the corresponding outlet 2 .

In this embodiment, each waterproof cover 3 has an inner hollow square structure. The waterproof cover 3 includes a top plate 31 at an upper end of each outlet port 2, a bottom plate 32 at a lower end of each outlet port 2, and left and right sides of each outlet port 2 The side plate 33, the waterproof cover 3 of the guardrail structure composed of four mounting plates completely encloses each of the outlet ports 2.

In this embodiment, the bottom plate 32 of each waterproof cover 3 is inclined downward, and the extending end of the bottom plate 32 is lower than the connecting end of the bottom plate 32, and the side plates 33 and the side of the box body 2 where the outlet ports are located are perpendicularly connected to each other; The axis of the threading passage 5 is inclined downward from the connecting end to the extending end of the waterproof cover 3; further preferably, the extending end of the waterproof cover 3 is inclined from the top to the bottom to the connecting end so that the projection of the top plate 31 on the horizontal surface completely covers the bottom plate 32. In the projection on the horizontal plane, the horizontal distance between the extended end of the top plate 31 and the connecting end is greater than the horizontal distance between the extended end of the bottom plate 32 and the connecting end.

As shown in FIG. 7, in this embodiment, the angle at which the bottom plate 32 is inclined downward gradually increases from the connecting end to the extending end of the bottom plate 32, so that the bottom plate 32 has an arc structure, and the waterproof effect is stronger.

Embodiment 3

As shown in FIG. 1 to FIG. 5, in the present embodiment, a power supply board box 200 for a washing machine is provided, which comprises an inner hollow box body 1. The hollow body of the box body 1 is provided with a power board for supplying power, and the box body 1 is provided with The outlet port 2 for the inside of the casing 1 and the wire connected to the power supply board is pierced, and the limiting rib group 4 is staggered at the outlet port 2 so that the wire is internally high when passing through the inside of the casing 1 through the outlet 2 The trend is low outside. By staggering the set of the limiting ribs 4, the wires are drawn from the outlet box 2 when they pass through the power supply box 200, and the tendency of the wires to pass through the power supply box 200 is downward, so that the washing water is not It will flow back to the inside of the power strip box 200 along the wire.

In this embodiment, the outlet port 2 is vertically disposed on one side of the casing 1. The outlet port 2 is provided with a cylindrical waterproof cover 3 protruding outwardly from the casing 1 and extending horizontally. One end of the tubular waterproof cover 3 is The circumference of the outlet 2 is correspondingly sealed to form a connection end, and the other end is suspended and communicated with the outside to form an extended end; the waterproof cover 3 is provided with a staggered set of limiting ribs; preferably, the inside of the waterproof cover 3 The hollow line forms a threading passage 5 communicating with the outlet port 2, and the outlet port 2 communicates with the outside of the waterproof cover 3 via the threading passage 5 to allow the wire to pass through the threading passage 2 to the extended end of the waterproof cover 3 through the outlet opening 2, The rib group 4 is disposed in the threading passage 5.

In this embodiment, the limiting rib group 4 includes an upper limit rib 41 and a lower limit rib 42. The upper limit rib 41 is adjacent to the extended end of the waterproof cover 3, and the lower limit rib 42 is adjacent to the connecting end of the waterproof cover 3, and the upper limit rib 41 is disposed. In the upper portion of the threading passage 5, extending from the top to the bottom and having a first gap 43 with the bottom of the threading passage 5, the lower positioning rib 42 is disposed at the lower portion of the threading passage 5, extending from the bottom to the top, and with the top of the threading passage 5 There is a second gap 44, the second gap 44 is partially higher than the first gap 43; preferably, the first gap 41 and the second gap 42 are staggered, and the height 44 of the second gap is higher than the height 43 of the first gap, For the wire to pass through.

In this embodiment, the upper limit rib 41 is located at the extended end of the waterproof cover 3, and the lower limit rib 42 is located at the connecting end of the waterproof cover 3; preferably, the lower limit rib 42 is sealed from the inner wall of the threaded passage 5 except for the outer periphery of the top end side. Connecting to separate the outlet 2 from the lower portion of the corresponding threading passage 5; further preferably, the outer circumference of the upper limit rib 41 is sealedly connected to the inner wall of the threading passage 5 to externally shield the shield 3 The upper portions of the corresponding threading passages 5 are spaced apart.

In this embodiment, the waterproof cover 3 includes a top plate 41 located at the upper end of the outlet port 2, a bottom plate 42 located at the lower end of the outlet port 2, and two side plates 43 located at the left and right sides of the outlet port 2, and the cylinders are sequentially connected by four plates. The waterproof cover 3 completely encloses the outlet 2; the upper limit rib 41 in the threading passage 5 is connected to the top plate 31 and extends downward, and the lower limit rib 42 is connected to the bottom plate 32 and extends upward; preferably, the upper limit rib There is a first gap 43 between the bottom end of the 41 and the bottom plate 32, and a second gap 44 exists between the top end of the lower limit rib 42 and the top plate 31.

In this embodiment, the outlet port 2 includes two, respectively a first outlet port 21 and a second outlet port 22, respectively for outputting a strong voltage and a weak voltage, and each outlet port 2 is provided with a waterproof cover 3; 3 The inner hollow forms a threading passage 5, and each of the threading passages 5 is staggered with a limiting rib group 4.

Preferably, the outlet 2 includes two first outlets 21 and a second outlet 22, and the two outlets 2 are adjacent to each other and wrapped in the same waterproof cover 3; the first outlet 21 and the second The outlet port 22 is vertically disposed vertically and wrapped in the same waterproof cover 3, and the first outlet port 21 is located above the second outlet port 22; the first outlet port 21 is for outputting a strong voltage, and the second outlet port 22 is for outputting a strong voltage. The weak voltage is output.

In this embodiment, the inner space of the waterproof cover is divided into two upper and lower independent threading passages through the partition plate 34, which are respectively a first threading passage 35 and a second threading passage 36, and the first threading passage 35 is connected with the first outlet port 21 The second threading passage 36 is in communication with the second outlet port 22, and the first threading passage 35 and the second threading passage 36 are respectively provided with a limiting rib group 4.

In this embodiment, the limiting rib group 4 includes an upper limit rib 41 and a lower limit rib 42. The upper rib 41 in the first threading passage 35 is connected to the top plate 31 of the waterproof cover 3 and extends downward, and the upper limit rib 41 There is a first gap 43 between the bottom end and the partition plate 34. The lower limit rib 42 is connected to the upper end of the partition plate 34 of the waterproof cover 3 and extends upward. A second gap 44 exists between the top end of the lower limit rib 42 and the top plate 31. The upper limit rib 41 in the second threading passage 36 is connected to the lower end of the partition 34 of the waterproof cover 3 and extends downward. The first gap 43 exists between the bottom end of the upper limit rib 41 and the bottom plate 32, and the lower limit rib 42 is connected to the lower end of the bottom plate 32 of the waterproof cover 3 and extends upward. There is a second gap 44 between the top end of the lower limit rib 42 and the partition 34, and the height of the first interval 43 in each threading passage is lower than the second gap. The height of 44; the upper limit rib 41 is adjacent to the extended end of the waterproof cover 3, and the lower limit rib 42 is adjacent to the connecting end of the waterproof cover 3.

In this embodiment, the outermost circumference of the lower limit rib 42 in each threading passage 5 is sealingly connected with the inner wall of the threading passage 5 to separate the outlet opening 2 from the lower portion of the corresponding threading passage 5; each threading passage The upper limit rib 41 in the fifth portion is sealedly connected to the inner wall of the threading passage 5 except for the outer periphery of the bottom end side to separate the outer portion of the shield 3 from the upper portion of the corresponding threading passage 5.

Embodiment 4

As shown in FIG. 6 and FIG. 7 , in the present embodiment, a plurality of sets of limit ribs 4 are staggered in the waterproof cover 3 to make the wires run from the inside of the waterproof cover 3 to the outside of the waterproof cover 3 in an inner high and a low outer direction. By staggering the limiting rib group 4, the wire is inclined from the inner side of the waterproof cover 3 to the outer side of the waterproof cover 3, and the tendency of the wire to pass through the waterproof cover 3 is downward, so that the washing water is not smooth. The wire is returned to the inside of the power strip box 200.

In this embodiment, the waterproof cover 3 is hollowly formed with a threading passage 5, and a plurality of sets of limiting ribs 4 are staggered in each of the threading passages 5. Each set of limit ribs 4 includes an upper limit rib 41 and a lower limit rib 42. The upper limit rib 41 in the first threaded passage 35 is connected to the top plate 31 of the waterproof cover 3 and extends downward, and the upper limit rib 41 is There is a first gap 43 between the bottom end and the partition plate 34, the lower limit rib 42 is connected to the upper end of the partition plate 34 of the waterproof cover 3 and extends upward, and there is a second gap 44 between the top end of the lower limit rib 42 and the top plate 31; The upper limit rib 41 in the second threading passage 36 is connected to the lower end of the partition 34 of the waterproof cover 3 and extends downward. The first gap 43 exists between the bottom end of the upper limit rib 41 and the bottom plate 32, and the lower limit rib 42 Connected to the lower end of the bottom plate 32 of the waterproof cover 3 and extended upward, a second gap 44 exists between the top end of the lower limit rib 42 and the partition 34, and the height of the first space 43 in each thread passage is lower than the second gap 44. The height of each set of positioning ribs 41 of each set of positioning ribs 4 is located outside the lower positioning ribs 42, that is, near the extended end of the waterproof cover 3.

In this embodiment, an extension rib 41 is disposed at the extending end of the waterproof cover 3 in each threading passage 5, and a lower limit rib 42 is disposed at the connecting end of the waterproof cover 3, and the lower limit rib 42 at the connecting end is except for the outer periphery of the top end side. It is sealingly connected to the waterproof cover 3 to separate the outlet 2 from the lower portion of the corresponding threading passage 5. The lower limit of the remaining lower limit rib 42 is provided with a drain hole, or the lower limit rib 42 is set as a fence structure to discharge the wash water accumulated in the waterproof cover; the upper limit rib 41 at the extended end is threaded on the outer circumference of the bottom end side. The inner wall of the passage 5 is sealingly connected to separate the exterior of the shield 3 from the upper portion of the corresponding threading passage 5.

Embodiment 5

As shown in FIG. 9 to FIG. 10, in the embodiment, a washing machine 100 is provided, which comprises a casing and a water tank provided in the casing. The water tank is provided with a washing device driven by a motor, and the washing device may be a mixing drum. Any one or combination of the existing washing and stirring structures, such as a stirring pulsator, a stirring column, etc., is used to drive the clothes in the tub to roll by the washing device driven by the motor to achieve the purpose of cleaning the clothes.

In this embodiment, the washing machine 100 further includes a base 300 disposed in the casing, a control system, and the like. The base 300 is disposed at the bottom of the washing machine 100 and below the water receiving cylinder for mounting a motor, a drainage system, and the like located at the bottom of the washing machine 100. The bottom of the washing machine 100 is equipped with a washing machine power supply box 200 as described above, and the outlet 2 of the power supply box 200 is for outputting a strong voltage and a weak voltage, respectively, to supply power to the motor, the control system, and the like.

In this embodiment, the power board box 200 is disposed at the upper end of the base, adjacent to the side of the casing, and the power board box 200 includes the box body 1. The box body 1 is provided with the outlet port 2, and the outlet port 2 is vertically disposed in the box body 1. On one side, the side of the casing 1 where the outlet 2 is located is perpendicular to the side of the casing adjacent to the power supply box 200, and the outlet 2 is provided with a waterproof cover 3 protruding outward from the casing 1, and the outlet is provided; The port 2 includes two upper and lower outlets, which are respectively a first outlet port 21 and a second outlet port 22 at the upper end. The wires passing through the first outlet port 21 are used for outputting a strong voltage, and the wires passing through the second outlet port 22 are outputted. Used to output a weak voltage to supply power to the motor, control system, etc., respectively.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present patent. Those skilled in the art can make some modifications or modifications to equivalent embodiments by using the technical content of the above-mentioned hints without departing from the technical scope of the present invention, but the technology according to the present invention does not deviate from the technical solution of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

Claims

A washing machine power supply box comprises an inner hollow box body and a power board mounted inside the box body, wherein the box body is provided with an outlet port for the inside of the box body and the wire connected to the power board A waterproof cover protruding outward from the outer casing is provided at the outlet to prevent the washing water from flowing into the interior of the power supply box of the washing machine.
A power supply box for a washing machine according to claim 1, wherein the outlet port is vertically disposed at one side of the casing, and the waterproof cover is a horizontally extending cylindrical structure, and one end of the tubular waterproof cover and the outlet are provided. The sides of the mouth are connected.
The power supply box for a washing machine according to claim 2, wherein the waterproof cover has a hollow threading passage therein, and opposite ends of the waterproof cover are provided with an opening communicating with the threading passage, wherein one end and the outlet end are The four sides are correspondingly sealed to form a connecting end, and the other end is suspended to form an extending end for the wire to pass through the outlet and the threading passage to pass through the waterproof cover;

Preferably, the waterproof cover has a rectangular tubular structure, and includes a top plate located at an upper end of the outlet port, a bottom plate located at a lower end of the outlet port, two side plates located at left and right sides of the outlet port, and a cylindrical shape formed by sequentially connecting four plates The waterproof cover completely wraps the outlet.
A power supply board box for a washing machine according to claim 3, wherein the bottom plate is inclined downward, and the extending end of the bottom plate is lower than the connecting end of the bottom plate; the side plates of the two sides are perpendicular to the side of the box body where the outlet port is located connection;

Preferably, the extension end of the waterproof cover is inclined from the top to the bottom to the connection end, so that the projection of the top plate on the horizontal surface completely covers the bottom plate.
The power supply box for a washing machine according to any one of claims 1 to 4, wherein the outlet port comprises two, respectively a first outlet port and a second outlet port, and each outlet port is respectively provided with a Waterproof cover.
The power supply box for a washing machine according to any one of claims 1 to 4, wherein the outlet port comprises two, respectively a first outlet port and a second outlet port, and the two outlet ports are close to each other, and Wrapped in the same waterproof cover.
A power supply box for a washing machine according to claim 6, wherein the first outlet port and the second outlet port are vertically disposed vertically and wrapped in the same waterproof cover, and the first outlet port is located in the second Above the outlet port; the waterproof cover is provided with a partition plate, and the partition plate divides the inner space of the waterproof cover into two independent threading passages, which are respectively a first threading passage and a second threading passage, and the first threading passage is The first outlet port is in communication, and the second threading passage is in communication with the second outlet port.
A power supply box for a washing machine according to claim 7, wherein the partition is inclined downward, and the extending end of the partition is lower than the connecting end of the partition; the distance between the extended end of the partition and the connecting end is smaller than the extension of the top The horizontal distance between the end and the connecting end, the distance between the extending end of the partition and the connecting end is greater than the horizontal distance between the extending end of the bottom plate and the connecting end.
The power supply board box for a washing machine according to any one of claims 1 to 8, wherein the box body is provided with an outlet port for the inside of the box body and a wire connected to the power board, and the outlet port is provided. The staggered rib group is staggered so that the wire runs from the inside of the box through the outlet to the inner high and the outer low.
A washing machine power supply box comprises an inner hollow box body and a power board located inside the box body, wherein the box body is provided with an outlet port for the inside of the box body and the wire connected to the power board The limit rib group is staggered at the outlet, so that the wire runs from the inside of the box through the outlet to the inner high and the low.
A power supply box for a washing machine according to claim 10, wherein the outlet port is vertically disposed at one side of the casing, and the outlet port is provided with a tubular waterproof cover that protrudes outward from the casing and extends horizontally. One end of the tubular waterproof cover is sealingly connected with the circumference of the outlet opening to form a connecting end, and the other end is suspended and communicated with the outside to form an extended end; the waterproof cover is provided with a staggered set of limiting ribs;

Preferably, the inner portion of the waterproof cover is hollowly formed with a threading passage communicating with the outlet port, and the outlet opening communicates with the outside of the waterproof cover through the threading passage, so that the wire passes through the threading passage from the outlet passage to the extended end of the waterproof cover, and the limiting rib The group is set in the threading channel.
A power supply box for a washing machine according to claim 11, wherein the set of limiting ribs comprises an upper limit rib and a lower limit rib, the upper limit rib is adjacent to the extended end of the waterproof cover, and the lower limit rib is adjacent to the waterproof cover. The connecting end, the upper limit rib is disposed at an upper portion of the threading passage, extending from the top to the bottom, the extending end has a first gap with the bottom of the threading passage, and the lower positioning rib is disposed at a lower portion of the threading passage, extending from the bottom to the top, and the threading passage a second gap exists at the top, and the second gap portion is higher than the first gap;

Preferably, the first gap and the second gap are staggered, and the height of the second gap is higher than the height of the first gap for the wires to pass through.
A power supply box for a washing machine according to claim 12, wherein the upper limit rib is located at an extended end of the waterproof cover, and the lower limit rib is located at a connecting end of the waterproof cover;

Preferably, the outer circumference of the lower limit rib except the top end is sealingly connected with the inner wall of the threading passage to separate the outlet opening from the lower portion of the corresponding threading passage.
A power supply box for a washing machine according to claim 13, wherein the waterproof cover comprises a top plate at an upper end of the outlet port, a bottom plate at a lower end of the outlet port, and two side plates at left and right sides of the outlet port, and four plates. The tubular waterproof cover is sequentially connected to completely surround the outlet; the upper limit rib in the threading passage is connected with the top plate and extends downward, and the lower limit rib is connected with the bottom plate and extends upward;

Preferably, there is a first gap between the bottom end of the upper limit rib and the bottom plate, and a second gap exists between the top end of the lower limit rib and the top plate.
The power supply box for a washing machine according to any one of claims 10 to 14, wherein the outlet port comprises two, respectively a first outlet port and a second outlet port, and each outlet port is respectively provided with a The waterproof cover has a threading passage in each waterproof cover, and each of the threading passages is provided with a limiting rib group.
The power supply box for a washing machine according to any one of claims 10 to 14, wherein the outlet port comprises two, respectively a first outlet port and a second outlet port, and the two outlet ports are close to each other, and Wrapped in the same waterproof cover, the waterproof cover is provided with a partition, the partition divides the inner space of the waterproof cover into two independent threading passages, and each threading passage is provided with a limiting rib group;

Preferably, the first outlet port and the second outlet port are vertically arranged, and the first outlet port is located above the second outlet port; the partition divides the inner space of the waterproof cover into two independent threading passages, respectively a threading passage and a second threading passage, the first threading passage is in communication with the first outlet port, and the second threading passage is in communication with the second outlet port; the limiting threading group is respectively disposed in the first threading passage and the second threading passage.
A power supply box for a washing machine according to claim 16, wherein the upper limit rib in the first threading passage is connected to the top plate of the waterproof cover and extends downward, and between the bottom end of the upper limit rib and the partition There is a first gap, the lower limit rib is connected with the waterproof cover baffle and extends upward, and a second gap exists between the top end of the lower limit rib and the top plate; the upper limit rib in the second threading passage is connected with the waterproof cover baffle Extending downward, there is a first gap between the bottom end of the upper limit rib and the bottom plate, and the lower limit rib is connected with the bottom plate of the waterproof cover and extends upward; the upper limit rib is close to the connection end of the waterproof cover, and the lower limit rib is close to the waterproof cover At the extended end, there is a second gap between the top end of the lower limit rib and the partition.
The power supply box for a washing machine according to any one of claims 1 to 17, wherein each of the threading passages is staggered with a plurality of sets of limit ribs, and the upper limit ribs of each set of limit ribs are opposite to the lower limit. The rib is located near the extended end of the waterproof cover.
A washing machine, characterized in that the casing of the washing machine is provided with a washing machine power supply box according to any one of claims 1 to 18, wherein a wire passing through the first outlet of the power supply box is used for outputting a strong voltage. The wire that is passed through the second outlet is used to output a weak voltage.