CN211985320U - Salt-backflushing-prevention respirator and dish washing machine - Google Patents

Abstract

The utility model discloses a respirator and dish washer of salt-resistant recoil, wherein the respirator has the casing, inject water inlet channel respectively in the casing, reposition of redundant personnel chamber and regeneration water cavity, wherein the water inlet channel intercommunication has water inlet and delivery port, reposition of redundant personnel chamber and the outside intercommunication of casing, set up the diffluence pass that communicates with water inlet channel on the reposition of redundant personnel chamber so that the rivers of water inlet channel part get into the reposition of redundant personnel intracavity, the reposition of redundant personnel chamber is being close top position department and sets up the air vent with regeneration water cavity intercommunication, the reposition of redundant personnel chamber is being close bottom position department and sets up the limbers with regeneration water cavity intercommunication, the activity is provided with first baffle in limbers position department, first baffle is constituted by the one-way opening of direction of reposition of redundant personnel chamber toward regeneration water cavity. The water inlet channel is simple in structure, and stored water in the regeneration water cavity can be effectively prevented from entering the water inlet channel.

Description

Salt-backflushing-prevention respirator and dish washing machine

Technical Field

The utility model relates to a kitchen electricity technical field especially relates to a respirator and dish washer of salt recoil prevention.

Background

With the increasing of living standard of people, household dish washing machines have gradually entered into a plurality of families to replace the tedious labor of manually washing tableware.

In view of water inflow of the dishwasher, it is necessary to prevent siphon backflow of water inside the dishwasher after water inflow is stopped; in view of drainage, it is necessary to prevent the reverse flow of the dirty water back to the inner container after the drainage is stopped; in the washing process, the internal and external air pressures are inconsistent due to factors such as heating and the like, so that the door body is prevented from being automatically opened and the internal and external air pressures need to be balanced; in view of the hardness of the intake water, it is necessary to lower the hardness of the intake water; in summary, the current common practice is to use a respirator in conjunction with a water softener.

However, in most of the respirators with the regeneration water storage cavity in the related art, the regeneration water cavity is directly communicated with the water softener salt cavity, which has the following defects: firstly, through molecular diffusion movement, a water stored in a regeneration water cavity has certain salt concentration after a certain time, so that part of salt water is brought into an inner container of the dish-washing machine in a water inlet process, and the inner container is rusted; in the water inlet process of the dish-washing machine, the salt cavity of the water softener bears certain pressure, and when water inlet is stopped, salt water in the salt cavity of the water softener backflushs to the respirator regeneration water cavity, so that part of the salt water in the water inlet process is brought into the inner container of the dish-washing machine to cause the inner container to rust.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior correlation technique at least to a certain extent, for this reason, the utility model provides a respirator of salt recoil prevention, its simple structure effectively avoids the storage water in regeneration water cavity to get into inhalant canal.

Furthermore, the utility model also provides a dish washer, its reasonable in design can effectively avoid salt solution to get into dish washer inner bag the inside, and then improves the life of product.

The first object is achieved by the following technical scheme:

a salt-back-flushing-preventing respirator is provided with a shell, wherein a water inlet channel, a diversion cavity and a regenerated water cavity are respectively limited in the shell, the water inlet channel is communicated with a water inlet and a water outlet, the diversion cavity is communicated with the outside of the shell, a diversion hole communicated with the water inlet channel is formed in the diversion cavity, so that water in the water inlet channel enters the diversion cavity, a vent hole communicated with the regenerated water cavity is formed in the diversion cavity close to the top of the diversion cavity, a water through hole communicated with the regenerated water cavity is formed in the diversion cavity close to the bottom of the diversion cavity, a first baffle is movably arranged at the position of the water through hole, and the first baffle is formed to be opened in a one-way manner from the diversion cavity to the direction of the regenerated water cavity.

In some embodiments, a winding pipe protruding upwards and bent is disposed at the top of the water inlet channel, and a diversion block is assembled in the winding pipe so that the water flow entering the winding pipe is divided into two parts, one part of the water flow continues to flow towards the water outlet, and the other part of the water flow flows towards the diversion cavity through the diversion hole.

In some embodiments, when the first baffle is attached to the water through hole, the first baffle is disposed to incline from top to bottom and toward a direction close to the regeneration water chamber.

In some embodiments, a vent chamber communicating with the outside is further defined in the housing, and the branch chamber is opened with a connection passage communicating with the vent chamber at a position near the top.

In some embodiments, the connecting channel is configured to be disposed obliquely downward from the diversion chamber toward the vent chamber.

In some embodiments, the height of the connecting channel is lower than the height of the vent.

In some embodiments, a drainage channel is further defined in the housing, and the drainage channel is respectively communicated with the sewage inlet, the sewage outlet and the ventilation opening communicated with the outside.

In some embodiments, the drainage channel is communicated with the ventilation cavity through the ventilation opening, and a second baffle is movably arranged at the position of the ventilation opening and is configured to be opened in a one-way mode in a direction away from the ventilation cavity.

In some embodiments, the regeneration water chamber is communicated with a discharge port to output water entering the regeneration water chamber.

The second objective is achieved by the following technical scheme:

a dishwasher comprises an inner container, a water softener arranged on the inner container and a respirator arranged outside the inner container and communicated with the water softener.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses respirator of salt recoil prevention, its simple structure can effectively avoid the storage water in regeneration water cavity to get into inhalant canal.

2. The utility model discloses a dish washer, its reasonable in design can effectively avoid salt solution to get into dish washer inner bag the inside, and then improves the life of product.

Drawings

FIG. 1 is a perspective view of a respirator assembly according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of a respirator in an embodiment of the present invention;

FIG. 3 is a front view of a portion of a respirator in an embodiment of the present invention;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 4, the present embodiment provides a respirator for preventing salt back-flushing, the respirator has a housing 1, a water inlet channel 2, a diversion cavity 3 and a regeneration water cavity 4 are respectively defined in the housing 1, wherein the water inlet channel 2 is communicated with a water inlet 21 and a water outlet 22, the diversion cavity 3 is communicated with the outside of the housing 1, a diversion hole 31 communicated with the water inlet channel 2 is formed on the diversion cavity 3 so as to enable water flow of a part of the water inlet channel 2 to enter the diversion cavity 3, a vent hole 32 communicated with the regeneration water cavity 4 is formed at a position close to the top of the diversion cavity 3, a water through hole 33 communicated with the regeneration water cavity 4 is formed at a position close to the bottom of the diversion cavity 3, a first baffle 5 is movably arranged at the position of the water through hole 33, and the first baffle 5 is configured to be opened in one direction from the diversion cavity 3 to the regeneration water cavity.

In this embodiment, after leading part of the water flow of the water inlet channel 2 into the diversion chamber 3, the first baffle 5 is movably arranged through the water through hole 33 at the position between the diversion chamber 3 and the regenerated water chamber 4, the first baffle 5 is formed to be opened in one way in the direction from the diversion chamber 3 to the regenerated water chamber 4, and by plugging the water through hole 33, the water flow can only enter the regenerated water chamber 4 through the diversion chamber 3, so that the salt water is effectively prevented from entering the diversion chamber 3 through the water through hole 33, and then the salt water is prevented from entering the dishwasher liner through the diversion chamber 3, the structure is simple, and the stored water in the regenerated water chamber 4 can be effectively prevented from entering the water inlet channel or the dishwasher liner. The respirator in this embodiment can be applied to a dishwasher, but is not limited to a dishwasher, and of course, the respirator can also be applied to other types of washing devices according to actual requirements.

Furthermore, a roundabout pipeline 23 protruding upwards and bent is arranged at the top of the water inlet channel 2, a diversion block 24 is assembled in the roundabout pipeline 23 so that water flow entering the roundabout pipeline 23 is divided into two parts, one part of the water flow continues to flow towards the water outlet 22, the other part of the water flow flows towards the diversion cavity 3 through the diversion hole 31, the structure is simple, the design is reasonable, the water supply device can be used for diverting reclaimed water in the water supply process, and meanwhile, the pressure between the water inlet channel 2 and the outside can be better balanced.

In this embodiment, due to the cooperation of the bypass pipe 23 and the diversion block 24, when the water flow guided by the water inlet 21 passes through the diversion block 24, the water flow entering the bypass pipe 23 is divided into two parts, one part of the water flow continues to flow toward the water outlet 22, the other part of the water flow flows toward the diversion cavity 3 through the diversion hole 31, when the water inlet 21 generates negative pressure, the water in the water inlet channel 2 flows backwards due to siphon, but because the diversion hole 31 is communicated with the outside air, the outside air can enter the water inlet channel 2 through the diversion hole 31 to be parallel to the negative pressure at the water inlet 21, so that the water in the water inlet channel 2 cannot flow backwards, and the pressure between the water inlet channel 2 and the outside can be better balanced.

Specifically, when the first baffle 5 is attached to the limber hole 33, the first baffle 5 is inclined from top to bottom and toward the direction close to the regeneration water chamber 4, so that the design is reasonable and ingenious, the first baffle 5 can be closely attached to the limber hole 33, and the sealing effect is effectively improved.

In this embodiment, the fixed end of first baffle 5 articulates on casing 1, and its free end is opened by reposition of redundant personnel chamber 3 to the direction one-way of regeneration water cavity 4, and when first baffle 5 laminated in limbers 33, first baffle 5 from top to bottom just inclines forward the setting so that first baffle 5 and perpendicular line form the contained angle, and the direction that is close to regeneration water cavity 4 or the direction that advances forward of rivers is inclined forward to the free end of first baffle 5 promptly to do benefit to the dead weight through first baffle 5 so that first baffle 5 pastes tightly on limbers 33.

Furthermore, a ventilation cavity 6 communicated with the outside is further defined in the shell 1, a connecting channel 34 communicated with the ventilation cavity 6 is formed in the position, close to the top, of the diversion cavity 3, the design is reasonable, and after the regeneration water cavity 4 is filled with water, the water entering from the diversion hole 31 can flow into the ventilation cavity 6 through the connecting channel 34.

Preferably, the connecting channel 34 is formed by the direction from the diversion cavity 3 to the ventilation cavity 6 and is arranged in a downward inclined mode, the structure is simple, the design is reasonable and ingenious, and water flow can be facilitated to flow along the connecting channel 34 under the action of self weight.

Specifically, the height of the connecting channel 34 is lower than that of the vent hole 32, the structure is simple and compact, and water entering from the diversion hole 31 can be effectively prevented from directly entering the regeneration water chamber 4 through the vent hole 32.

In this embodiment, a breathing port communicated with the outside is opened on the ventilation cavity 6, and the respirator can be fixedly installed on the outer side wall of the inner container through the installation component at the position of the breathing port, so that the ventilation cavity 6 is communicated with the inner container of the dishwasher through the breathing port, and the water through hole 33 is blocked by the first baffle 5 to prevent saline from backflushing or diffusing and then enters the inner container of the dishwasher through the ventilation cavity 6. The diversion chamber 3 is provided with a connecting channel 34 communicated with the ventilation chamber 6 at a position close to the top, at least part of the connecting channel 34 extends into the diversion chamber 3, in the diversion chamber 3, the height of the highest position of the connecting channel 34 is lower than that of the vent hole 32, namely, the distance between the connecting channel 34 and the top of the diversion chamber 3 is larger than the distance between the vent hole 32 and the top of the diversion chamber 3, thereby effectively preventing water entering from the diversion hole 31 from directly entering the regeneration water chamber 4 through the vent hole 32, and simultaneously, the air in the regeneration water chamber 4 can be used for escaping outwards after passing through the vent hole 32, the connecting channel 34 and the ventilation chamber 6 in sequence when the regeneration water chamber 4 stores water.

Preferably, a drainage channel 7 is further defined in the housing 1, the drainage channel 7 is respectively communicated with a sewage inlet 71, a sewage outlet 72 and a ventilation port 73 communicated with the outside, the structure is simple, the design is reasonable, the pressure difference in the drainage channel 7 can be effectively balanced, and the siphon phenomenon in the drainage channel 7 is prevented.

Further, drainage channel 7 is through ventilative mouthful 73 and ventilate chamber 6 intercommunication, is provided with second baffle 8 in ventilative mouthful 73 position department activity, and second baffle 8 is constituted by ventilating chamber 6 to the one-way opening of drainage channel 7's direction, and its simple structure can prevent effectively that sewage from directly getting into the dish washer inner bag the inside through ventilative mouthful 73 when carrying out the drainage.

In this embodiment, the sewage inlet 71 is communicated with the inner tub of the dishwasher, the sewage outlet 72 is adapted to be communicated with the outside or a sewer, the ventilation port 73 is communicated with the outside through the ventilation chamber 6, the sewage generated from the inner tub of the dishwasher is discharged into the drainage channel 7 through the sewage inlet 71, then the sewage is discharged into a sewer or discharged outwards through a sewage outlet 72, the fixed end of the second baffle 8 is hinged on the shell 1, the free end of the air vent is opened from the air vent cavity 6 to the direction of the drainage channel 7 in a single direction, when the second baffle 8 is attached to the air vent, the second baffle plate 8 is inclined from top to bottom and back to form an included angle between the second baffle plate 8 and the vertical line, that is, the free end of the second baffle plate 8 is opened in a single direction in the direction far away from the ventilation cavity 6 or inclines forwards in the direction along which the gas flows forwards, so that the self weight of the second baffle plate 8 is facilitated to enable the first baffle plate 5 to be attached to the ventilation holes. When the dishwasher stops draining, the drainage channel 7 can form negative pressure close to the sewage inlet 71, so that water retained close to the sewage outlet 72 of the drainage channel 7 flows backwards due to siphon effect, the drainage channel 7 is communicated with the outside through the ventilation port 73, external air can enter the drainage channel 7 through the ventilation port 73, and therefore pressure difference between the inside and the outside of the drainage channel 7 is balanced, and further the phenomenon of siphonage of the drainage channel 7 is prevented, therefore, water in the drainage channel 7 can be prevented from flowing back to the inside of the inner container of the dishwasher after drainage, and the water retained in the drainage channel 7 can be smoothly drained.

Particularly, the regeneration water chamber 4 is communicated with a discharge port 41 to discharge the water entering the regeneration water chamber 4 to the outside, and the structure is simple.

In the present embodiment, the water inlet 21 is communicated with an external water supply, and the water outlet 22 and the discharge port 41 are respectively communicated with a water softener of the dishwasher, thereby realizing the water supply of the water softener.

In this embodiment, when the respirator starts to intake water, external water supply enters the diversion cavity 3 from the drainage channel 7 through the diversion holes 31, water flow pushes the first baffle 5 away through self weight, water flow enters the regeneration water cavity 4 from the water through holes 33, during water storage, air inside the regeneration water cavity 4 escapes outwards through the vent holes 32, and after the regeneration water cavity 4 is filled with water, water flow enters the ventilation cavity 6 through the connecting channel 34, and then enters the inner container of the dish washing machine. The respirator is waiting for regeneration in-process, and first baffle 5 is through the dead weight so that first baffle 5 hugs closely in limbers 33 department to make rivers can only get into regeneration water chamber 4 through flow distribution chamber 3, and then prevent that salt solution from getting into in the flow distribution chamber 3 through limbers 33, thereby avoid regeneration water chamber's storage water to get into inhalant canal or the dish washer inner bag the inside.

Example two:

as shown in fig. 1 to 4, the present embodiment provides a dishwasher, which includes an inner container, a water softener disposed on the inner container, and a respirator as in the first embodiment, the respirator is disposed outside the inner container, and the respirator is communicated with the water softener.

In this embodiment, the dishwasher includes an inner container, a water softener, and a breather as described in the first embodiment, the breather is provided with a breathing port communicated with the inner container on the ventilation cavity 6, the breathing port is fixed on the outer sidewall of the inner container through a mounting member, so that the ventilation cavity 6 is communicated with the inner container of the dishwasher through the breathing port, the water inlet 21 of the breather is communicated with external water supply, the water outlet 22 and the water outlet 41 of the breather are respectively communicated with the water softener, the sewage inlet 71 of the breather is communicated with the inner container, and the sewage outlet 72 of the breather is communicated with the outside or a sewer. Dish washer is through preventing that salt solution from passing through the water hole 33 and getting into the reposition of redundant personnel chamber 3 in to avoid salt solution to get into dish washer inner bag the inside, its reasonable in design can effectively avoid salt solution to get into dish washer inner bag the inside, and then improves the life of product, still can promote user's use simultaneously and experience.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (10)

1. A salt-back-flushing-preventing respirator is provided with a shell (1) and is characterized in that a water inlet channel (2), a shunt cavity (3) and a regeneration water cavity (4) are respectively defined in the shell (1), wherein the water inlet channel (2) is communicated with a water inlet (21) and a water outlet (22), the shunt cavity (3) is communicated with the outside of the shell (1), a shunt hole (31) communicated with the water inlet channel (2) is formed in the shunt cavity (3) so that water in the water inlet channel (2) enters the shunt cavity (3), a vent hole (32) communicated with the regeneration water cavity (4) is formed in the position, close to the top, of the shunt cavity (3), a water through hole (33) communicated with the regeneration water cavity (4) is formed in the position, close to the bottom, a first baffle plate (5) is movably arranged in the position of the water through hole (33), the first baffle (5) is formed to be opened from the diversion cavity (3) to the direction of the regeneration water cavity (4) in a one-way mode.

2. A respirator for preventing salt backflushing according to claim 1, wherein a detour pipe (23) protruding upwards and bending is provided at the top of the water inlet channel (2), a diversion block (24) is assembled in the detour pipe (23) to divide the water flow entering the detour pipe (23) into two parts, one part of the water flow continues to the water outlet (22), and the other part of the water flow flows to the diversion chamber (3) through the diversion hole (31).

3. The salt recoil prevention respirator of claim 1, wherein the first baffle (5) is inclined from top to bottom and toward the regeneration water chamber (4) when the first baffle (5) is attached to the water through hole (33).

4. A salt-back-flushing prevention respirator according to claim 1, characterized in that a ventilation chamber (6) communicating with the outside is further defined in the housing (1), the dispersion chamber (3) being provided, close to the top, with a connecting channel (34) communicating with the ventilation chamber (6).

5. A salt-back-flushing prevention respirator according to claim 4, characterized in that the connecting channel (34) is formed so as to be inclined downwards from the distribution chamber (3) in the direction of the venting chamber (6).

6. A salt back-flushing prevention respirator according to claim 4, characterized in that the height of the connecting channel (34) is lower than the height of the vent hole (32).

7. A salt-back-flushing prevention respirator according to claim 4, characterized in that a drainage channel (7) is further defined in the housing (1), said drainage channel (7) being in communication with a waste water inlet (71), a waste water outlet (72) and a ventilation opening (73) in communication with the outside, respectively.

8. A salt-back-flushing prevention respirator according to claim 7, characterized in that the drainage channel (7) communicates with the ventilation chamber (6) through the ventilation opening (73), a second flap (8) being movably arranged at the position of the ventilation opening (73), the second flap (8) being configured to open unidirectionally in a direction away from the ventilation chamber (6).

9. The respirator of any one of claims 1 to 8, wherein the regeneration water chamber (4) is communicated with an outlet (41) to output water entering the regeneration water chamber (4) to the outside.

10. A dishwasher comprising a liner and a water softener provided on the liner, characterized by further comprising a breather according to any one of claims 1 to 9, the breather being provided outside the liner and being in communication with the water softener.

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