CN107938263B

CN107938263B - Distributor box structure and washing machine

Info

Publication number: CN107938263B
Application number: CN201711401393.7A
Authority: CN
Inventors: 毕春科; 周海军
Original assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Priority date: 2017-12-22
Filing date: 2017-12-22
Publication date: 2022-09-06
Anticipated expiration: 2037-12-22
Also published as: CN107938263A

Abstract

The invention discloses a distributor box structure and a washing machine, and relates to the technical field of washing machines. The distributor box structure comprises a distributor box and a box cover, wherein a siphon cap is integrally arranged on the box cover, a liquid outlet is formed in the bottom of the distributor box, a siphon pipe is convexly arranged on the bottom of the distributor box in an upward mode around the liquid outlet, the distributor box and the box cover are fixed through a buckle, the siphon cap sleeve is arranged outside the siphon pipe, and a ventilating overflow port is formed in the periphery of the upper portion of the distributor box. The siphon cap and the box cover in the distributor box structure are of an integrated structure, the structure is simplified, and the box cover and the distributor box are fixed in a matched mode through the buckles, so that the siphon cap and the distributor box are convenient to disassemble, and the siphon cap and the distributor box structure are beneficial to improving the assembly operability of the distributor box structure; the periphery of the upper part of the distributor box is provided with the ventilating overflow port, so that the inside of the distributor box can be communicated with the outside, the fluidity of gas is improved, and the siphon effect is prevented from being influenced by the gas trapping phenomenon; the phenomenon of overflow mutual crossing can also be avoided, and the reliability and the stability of the distributor box structure are improved.

Description

Distributor box structure and washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a distributor box structure and a washing machine.

Background

The washing machine is a cleaning appliance for washing laundry using mechanical energy converted from electrical energy, and the washing machine can be classified into a drum washing machine and a pulsator washing machine according to a washing principle. The drum washing machine generally comprises a distributor box structure, the distributor box structure comprises a distributor box and a box cover, a liquid inlet is formed in the box cover, and after additives such as detergent are added into the distributor box, water is injected through the liquid inlet to dissolve the additives and bring the additives into the drum.

The existing dispenser box generally adopts a siphon structure to feed water in the dispenser box into the roller. The siphon is to fill liquid into an inverted U-shaped tubular structure by utilizing the action force of liquid level difference, and then place the end with the high opening into a container filled with the liquid, so that the liquid in the container can continuously flow out to a lower position through the siphon. The siphon structure of distributor box generally includes siphon and siphon cap, and the bottom of distributor box is provided with the liquid outlet, and the liquid outlet department is protruding to be equipped with the siphon, is provided with the siphon cap on the lid, and the lid is fixed back with the distributor box, and the siphon cap forms the type of falling U structure with the siphon to utilize the siphon principle to realize the flow of water.

In the existing distributor structure, a siphon cap, a box cover and a distributor box need to be assembled in sequence, the assembly is complex and low in efficiency, in the process of injecting water into the distributor box, the phenomena of mutual overflow and cross-flow, air trapping and the like easily occur in each cavity of the distributor box, and the siphon phenomenon is generated through hydraulic pressure and atmospheric pressure, so that the normal work of the siphon structure can be influenced when the phenomena of mutual cross-flow and cross-flow of air trapping and overflow occur in the distributor box, and water in the distributor box cannot flow into a roller.

Disclosure of Invention

One objective of the present invention is to provide a distributor box structure, which is simple and easy to assemble, and can avoid air trapping, water overflow and the like when the distributor box is filled with water.

In order to achieve the purpose, the invention adopts the following technical scheme:

a distributor box structure comprises a distributor box and a box cover, wherein a siphon cap is integrally arranged on the box cover, a liquid outlet is formed in the bottom of the distributor box, a siphon pipe is arranged at the bottom of the distributor box in an upward protruding mode around the liquid outlet, the distributor box and the box cover are fixed through a buckle, the siphon cap is arranged outside the siphon pipe in a sleeved mode, and a ventilating overflow port is formed in the periphery of the upper portion of the distributor box.

Wherein the distance between the air-permeable overflow port and the bottom of the distributor box is larger than the distance between the end of the siphon pipe and the bottom of the distributor box.

The distributor box is provided with a distribution cavity, the liquid outlet is formed in the bottom of the distribution cavity, the upper portion of the side wall of the distribution cavity is provided with a buckle hole, the box cover is provided with an elastic arm in a downward protruding mode, the elastic arm faces the buckle hole, a buckle is arranged in a protruding mode, and the buckle is matched with the buckle hole.

The bottom of distribution chamber is provided with the depressed area, the liquid outlet with the siphon all set up in the depressed area, the lid with the fixed back of distributor box, the tip of siphon cap with between the depressed area, siphon cap with all be provided with the clearance between the siphon.

And supporting ribs are uniformly arranged at intervals in the circumferential direction of the siphon pipe, and the supporting ribs are abutted to the siphon cap.

Wherein the junction of the bottom of the distribution cavity and the recessed area is in smooth transition.

The box cover comprises a plurality of distribution cavities, and each distribution cavity is correspondingly provided with one distribution cavity cover;

the distribution cavity cover is provided with a liquid inlet.

The air-permeable overflow ports are arranged in a plurality of positions, the air-permeable overflow ports are arranged in the circumferential direction of the distribution cavity in a surrounding mode, and one air-permeable overflow port serves as the buckling hole to be matched with the buckle.

The middle part of the air-permeable overflow port matched with the buckle is convexly provided with a convex block, the air-permeable overflow port is in a concave shape, and the buckle is clamped between the convex block and the side wall of the distribution cavity.

The distributor box structure further comprises a flow guide box, the flow guide box is sleeved outside the distributor box, a liquid passage is formed between the flow guide box and the distributor box, and the air-permeable overflow port is communicated with the liquid passage.

Another object of the present invention is to provide a washing machine, in which the distributor box has a simple structure, is easy to assemble, and can prevent the distributor box from trapping air and overflowing when water enters, thereby improving the reliability of the washing machine and reducing the failure rate of the washing machine.

a washing machine comprises the distributor box structure.

Has the advantages that: according to the distributor box structure provided by the invention, the siphon cap and the box cover are of an integrated structure, the structure is simplified, the box cover and the distributor box are fixed in a snap fit manner, the fixing mode is simple and reliable, the disassembly is convenient, and the improvement of the easy operability of the assembly of the distributor box structure is facilitated; the upper periphery of the distributor box is provided with the ventilating overflow port, so that the inside of the distributor box can be communicated with the outside, the fluidity of gas is improved, and the siphon effect is prevented from being influenced by the gas trapping phenomenon; the ventilative overflow mouth sets up on the upper portion of distributor box, can also be great, the higher condition of water level in the distributor box at the inflow, with water by ventilative overflow mouth outflow, avoids appearing the phenomenon that the overflow is stringed each other, improves the reliability and the stability of distributor box structure.

Drawings

FIG. 1 is a top view of a dispenser box construction provided by the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of a dispensing chamber cover provided by the present invention;

fig. 4 is a schematic structural view of a distribution chamber provided by the present invention.

Wherein:

1. a dispenser box; 11. a distribution chamber; 111. a recessed region; 12. a ventilating overflow port; 121. a bump; 13. a siphon tube; 131. supporting ribs; 132. a guide slope; 2. a dispensing chamber cover; 21. a liquid inlet; 22. a resilient arm; 221. buckling; 23. a siphon cap; 3. and a flow guide box.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

The embodiment provides a washing machine which is a drum washing machine and comprises an inner drum and an outer drum, wherein the inner drum is rotatably arranged in the outer drum. The washing machine also comprises a water storage tank, wherein a distributor box structure is arranged in the water storage tank, and the distributor box structure can be matched with the water storage tank in a drawing mode. When a user uses the washing machine, the distributor box structure can be pulled out of the water storage tank, additives such as detergent, softener and the like are added, then the distributor box structure is pushed into the water storage tank, the washing machine is started, the controller in the washing machine controls the water storage tank to be filled with water, the water is flushed, the additives in the distributor box structure are mixed and flow to the inner barrel of the washing machine, and the washing is started after the water filling amount meets the washing requirement.

The dispenser box structure in this embodiment adopts a siphon structure to fill water, and specifically, as shown in fig. 1 and fig. 2, the dispenser box structure includes a dispenser box 1, a box cover, and a diversion box 3, the dispenser box 1 is located in the diversion box 3, and the diversion box 3 is disposed around the side and the bottom of the dispenser box 1, so that a gap is formed between the diversion box 3 and the side and the bottom of the dispenser box 1, so as to form a water flow channel. The dispenser box 1 is provided with a dispensing chamber 11, the dispensing chamber 11 being intended to contain an additive. Because the user is when using washing machine, the additive that needs to add is of many kinds, including detergent, softener etc. for satisfy user's user demand, be provided with a plurality of distribution chamber 11 in the distributor box 1, a plurality of distribution chamber 11 can be made through technologies such as punching press, and every distribution chamber 11 all sets up independently. Correspondingly, the box cover comprises a plurality of distribution cavity covers 2, and one distribution cavity 11 is correspondingly provided with one distribution cavity cover 2.

As shown in fig. 3, a liquid inlet 21 is disposed on the distribution chamber cover 2, a siphon cap 23 is integrally formed on the distribution chamber cover 2, the siphon cap 23 is of a tubular structure with an open lower end, a liquid outlet is disposed at the bottom of the distribution chamber 11 and is communicated with the water flow channel, the siphon tube 13 is disposed around the liquid outlet and is convexly disposed at the bottom of the distribution chamber 11, an upper end opening and a lower end of the siphon tube 13 are communicated with the liquid outlet, when the distribution chamber cover 2 is fixed on the distributor box 1, the siphon cap 23 is sleeved outside the siphon tube 13, a gap is formed between the bottom end of the siphon cap 23 and the bottom of the distribution chamber 11, a gap is formed between the inner wall of the siphon cap 23 and the outer wall of the siphon tube 13, and a gap is formed between the upper end of the siphon cap 23 and the upper end of the siphon tube 13. When water enters the distributor box 1 from the liquid inlet 21 on the box cover, as the water quantity increases, the water level between the siphon pipe 13 and the siphon cap 23 gradually increases until the water level is higher than the siphon pipe 13 and flows out from the liquid outlet through the inner hole of the siphon pipe 13, at this time, the siphon pipe 13 and the siphon cap 23 form an inverted U-shaped water path and form a siphon structure so as to convey the water in the distributor box 1 into the inner barrel.

In order to ensure that a gap is formed between the lower end of the siphon cap 23 and the bottom of the distribution chamber 11 after the distribution chamber cover 2 is assembled with the distributor box 1, so as to ensure that water can enter between the siphon cap 23 and the siphon tube 13, as shown in fig. 4, the bottom of the distribution chamber 11 may be provided with a recessed area 111, the liquid outlet and the siphon tube 13 are both disposed in the recessed area 111, after the distribution chamber cover 2 is fixed with the distributor box 1, the siphon cap 23 is located above the recessed area 111, and a gap is formed between the end of the siphon cap 23 and the recessed area 111, so as to obtain a reliable siphon structure.

In order to further ensure the reliability of the siphon structure, a certain gap should be formed between the inner wall of the siphon cap 23 and the outer wall of the siphon 13, in order to improve the reliability of the matching between the siphon 13 and the siphon cap 23, a plurality of support ribs 131 can be uniformly arranged in the circumferential direction of the siphon 13 at intervals, the support ribs 131 extend along the axial direction of the siphon 13, the end parts of the support ribs 131 are abutted to the siphon cap 23, the stability of the siphon structure can be improved, the uniform gap between the siphon 13 and the circumferential direction of the siphon cap 23 is ensured, and the siphon effect is improved.

In order to facilitate the siphon cap 23 to be smoothly inserted into the siphon tube 13, the upper end of the support rib 131 may be provided with a guide slope 132, and the guide slope 132 may guide the siphon cap 23 to be assembled with the siphon tube 13.

In order to improve the space utilization rate of the dispenser box 1 and improve the aesthetic property of the dispenser box 1, as shown in fig. 1, in this embodiment, the dispenser box 1 includes four dispensing cavities 11, which are a detergent cavity, a softener cavity, a laundry powder cavity and a disinfectant cavity, respectively, wherein the laundry powder cavity, the softener cavity and the detergent cavity are distributed in a delta shape, the laundry powder cavity is located at one side of the dispenser box 1, the softener cavity and the detergent cavity are distributed in parallel and located at the other side of the dispenser box 1, and the disinfectant cavity is a circular cavity located at the middle of the dispenser box 1. Compared with the distribution box structure adopting the three-vertical-bar partition plate type in the prior art, the distribution box structure in the embodiment can reasonably utilize the space of the distribution box 1, can meet the aesthetic requirements of users while obtaining more practical throwing cavities, and improves the use experience of the users.

In order to reduce the assembly difficulty, in this embodiment, the siphon cap 23 and the dispensing chamber cover 2 are of an integrated structure, so that the number of parts of the dispenser box structure is reduced, and the dispensing chamber cover 2 and the dispenser box 1 are fixed by a buckle 221 structure. Specifically, the dispensing chamber cover 2 is provided with an elastic arm 22 protruding toward the dispensing chamber 11, a latch 221 protruding from an end of the elastic arm 22, and a latch hole provided in a side wall of the dispensing chamber 11. When assembling the dispensing chamber cover 2 with the dispenser box 1, the latch 221 is extended into the dispensing chamber 11 by compressing the elastic arm 22, and then the latch 221 passes through the latch hole by the elastic restoring force of the elastic arm 22 to engage the latch 221 with the latch hole, and at this time, the dispensing chamber cover 2 is fixed with the dispenser box 1. The distribution cavity cover 2 and the distribution box 1 can be assembled after being fixed through a buckle, and the assembly step is simple and the structure is reliable. The siphon cap 23 and the distribution cavity cover 2 are integrally formed and are assembled in place in one step through the buckle 221, the reliability of the siphon structure can be improved, and the gap between the siphon cap 23 and the siphon pipe 13 is ensured so as to ensure the siphon effect.

When distributing chamber lid 2 after fixed, when the inlet 21 on through distributing chamber lid 2 is to distributing chamber 11 interior water injection, if the water injection speed is very fast, water can get into the assembly gap of distributing chamber lid 2 and distributor box 1 to influence the gaseous circulation in the distributor box 1, lead to appearing the entrapping phenomenon in the distributor box 1, and then lead to in water can't get into distributor box 1, influence the siphon effect, water then can spill over distributor box 1, influences washing machine's normal work. In order to solve the problems of air trapping, water overflowing and the like of the distributor box structure, as shown in fig. 4, the periphery of the upper portion of the distributor box 1 is further provided with a ventilating overflow port 12, the ventilating overflow port 12 is communicated with a water flow channel, and the ventilating overflow port 12 is arranged on the upper portion of the distributor box 1, so that on one hand, the circulation of the distributor box 1 and external air can be improved, and on the other hand, water can enter the water flow channel through the ventilating overflow port 12 when the water injection speed is too high, and the phenomenon that water overflows and is mixed with other distribution cavities 11 is avoided.

Specifically, the height of the air-permeable overflow port 12 should be greater than that of the siphon tube 13, i.e. the distance between the air-permeable overflow port 12 and the bottom of the distribution chamber 11 is greater than that between the end of the siphon tube 13 and the bottom of the distribution chamber 11, so that water does not flow out of the air-permeable overflow port 12 before filling the gap between the siphon cap 23 and the siphon tube 13, to ensure the siphon effect.

In order to guide the water flow to enter the siphon cap 23 and the siphon tube 13 from the gap between the siphon cap 23 and the recessed area 111, the connection part between the bottom of the distribution chamber 11 and the recessed area 111 can be in smooth transition, so that the water flow can be prevented from being agitated, and the water flow can be ensured to stably enter the siphon structure.

In order to further improve the anti-air-entrapping and anti-overflowing effect of the distributor box structure, a plurality of air-permeable overflow ports 12 can be arranged in each distribution cavity 11, and the air-permeable overflow ports 12 can be arranged around the circumference of the distribution cavity 11 so as to adapt to the water injection speed.

In order to simplify the structure of the distributor box 1, one of the plurality of air-permeable overflow ports 12 can be used as a buckling hole, and the air-permeable overflow ports 12 can prevent the phenomena of air trapping, mutual overflow and the like of the distributor box structure, and can also be matched with the buckle 221 to fix the distribution cavity cover 2 and the distributor box 1.

In order to facilitate the positioning of the buckle 221 and the air vent overflow port 12, a convex block 121 may be protruded downwards at the middle of the air vent overflow port 12 as a buckle hole, and a buckle hole is formed between the convex block 121 and the side wall of the distribution cavity 11. The position of the buckle 221 can be limited by arranging the convex block 121, the buckle 221 is prevented from shaking in the air-permeable overflow port 12, and the fixing reliability of the distribution cavity cover 2 and the distribution box 1 is improved.

The above description is only a preferred embodiment of the present invention, and it should not be understood that the present invention is limited to the details of the embodiment and the range of applications, which can be changed by those skilled in the art according to the spirit of the present invention.

Claims

1. A distributor box structure comprises a distributor box (1) and a box cover, and is characterized in that a siphon cap (23) is integrally arranged on the box cover, a liquid outlet is formed in the bottom of the distributor box (1), a siphon tube (13) is arranged at the bottom of the distributor box (1) in an upward protruding mode around the liquid outlet, the distributor box (1) and the box cover are fixed through a buckle (221), the siphon cap (23) is sleeved outside the siphon tube (13), and a ventilating overflow port (12) is formed in the periphery of the upper portion of the distributor box (1); the distributor box (1) is provided with a distribution cavity (11), the liquid outlet is arranged at the bottom of the distribution cavity (11), the upper part of the side wall of the distribution cavity (11) is provided with a buckle hole, the box cover is provided with an elastic arm (22) in a downward protruding mode, the elastic arm (22) is provided with a buckle (221) in a protruding mode towards the buckle hole, and the buckle (221) is matched with the buckle hole; the ventilating overflow ports (12) are arranged in a plurality of numbers, the ventilating overflow ports (12) are arranged around the circumference of the distribution cavity (11), and one ventilating overflow port (12) is used as the buckle hole to be matched with the buckle (221).

2. The dispenser box structure of claim 1, characterized in that the distance of the air-permeable overflow (12) from the bottom of the dispenser box (1) is greater than the distance of the end of the siphon (13) from the bottom of the dispenser box (1).

3. The dispenser box structure of claim 1, wherein the bottom of the dispensing chamber (11) is provided with a recessed area (111), the liquid outlet and the siphon tube (13) are both arranged in the recessed area (111), and after the box cover is fixed to the dispenser box (1), gaps are arranged between the end of the siphon cap (23) and the recessed area (111), and between the siphon cap (23) and the siphon tube (13).

4. A dispenser box structure according to claim 3, wherein the junction of the bottom of the dispensing chamber (11) and the recessed area (111) is rounded.

5. A dispenser box structure according to claim 1, wherein said dispensing chamber (11) is provided in plurality, said box cover comprising a plurality of dispensing chamber covers (2), one dispensing chamber cover (2) being provided for each dispensing chamber (11);

the distribution cavity cover (2) is provided with a liquid inlet (21).

6. The dispenser box structure of claim 5, wherein a projection (121) is protruded from the middle of the air-permeable overflow port (12) engaged with the catch (221) to make the air-permeable overflow port (12) in a concave shape, and the catch (221) is caught between the projection (121) and the side wall of the dispensing chamber (11).

7. The dispenser box structure according to any one of claims 1 to 6, further comprising a flow guiding box (3), wherein the flow guiding box (3) is sleeved outside the dispenser box (1), a water flow passage is formed between the flow guiding box (3) and the dispenser box (1), and the air-permeable overflow port (12) is communicated with the water flow passage.

8. A washing machine, characterized by comprising a dispenser box structure according to any one of claims 1 to 7.