CN218466158U - Drainage structure of water collecting box of clothes dryer - Google Patents

Abstract

The utility model relates to a dryer water catch box drainage structures, comprises a box bod, suction pump and floating piece, floating piece includes pole setting and floating bead, the floating bead can connect in the pole setting with sliding, be provided with the water holding chamber in the box body, the bottom surface in water holding chamber is for holding the water level, the downward protrusion in water holding level forms and holds the basin, the impeller of suction pump and floating bead are all arranged in and are held the basin, the degree of depth in holding the basin is marked as H1, the distance between the impeller bottom surface of suction pump and the bottom surface that holds the basin is marked as H2, be provided with the trigger face in the pole setting, when floating bead come-up to trigger face, the suction pump starts, the height difference of floating bead when trigger face and being in the extreme position is marked as H3, then there is H1> H3> H2. The utility model discloses can be at utmost realize the abundant drainage of water-collecting box, avoid having the phenomenon that a large amount of water are detained in the water-collecting box.

Description

Drainage structure of water collecting box of clothes dryer

Technical Field

The utility model belongs to the technical field of the dryer technique and specifically relates to indicate a dryer water catch bowl drainage structures.

Background

As shown in fig. 1-2, the drying principle of the existing heat pump dryer is as follows: an evaporator is used for heat exchange, condensed water enters a first water containing cavity 1 of a lower water collecting box through a designed hole on a cover body 3, and then the condensed water in the first water containing cavity 1 is pumped to an upper water collecting box through a water pumping assembly; the water pumping assembly 4 comprises a floating ball and a water pump, and the water pump is used for pumping the condensed water in the first water containing cavity 1 to an upper water collecting box (not shown in the figure). The floating bead is used as a triggering component of the water pump, and the corresponding electromagnetic induction component is triggered after the floating bead floats to a limiting position under the action of buoyancy, so that a triggering signal is sent to a system to start the water pump. In order to completely pump water in the first water containing cavity 1, the bottom of the first water containing cavity 1 is usually designed with an inclined plane 11, the water suction pump and the floating bead are located in the second water containing cavity 2 on the same plane, wherein the first water containing cavity 1 and the second water containing cavity 2 are communicated with each other, but due to the height problem of the water suction pump and the floating bead, a large part of water still cannot be discharged, for example, the upper water collecting box is fully loaded, meanwhile, the water in the first water containing cavity 1 and the second water containing cavity 2 is enough, but the floating bead cannot trigger the pump to pump water, so that a large part of water cannot be discharged.

Therefore, the drainage of the drainage structure of the water collecting box of the existing clothes dryer is insufficient, most of water still stays in the water collecting box, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that the drainage of the water collecting box drainage structure of the clothes drying machine in the prior art is insufficient, and the defect that most water is retained in the water collecting box can be still caused.

For solving the technical problem, the utility model provides a dryer sump box drainage structures, including box body, suction pump and floating piece, floating piece includes pole setting and floating bead, floating bead can connect with sliding in the pole setting, be provided with the water holding chamber in the box body, the bottom surface in water holding chamber is for holding the water level, the downward protrusion in water holding level forms the water holding tank, the impeller and the floating bead of suction pump are all arranged in hold in the water holding tank, the degree of depth of holding the water holding tank is marked as H1, distance between the impeller bottom surface of suction pump and the bottom surface of holding the water holding tank is marked as H2, be provided with the trigger face in the pole setting, floating bead come-up extremely when the trigger face, the suction pump starts, the difference in height of the floating bead when trigger face and being in the extreme low position is marked as H3, then there is H1> H3> H2.

In an embodiment of the present invention, the lower portion of the vertical rod forms the trigger surface, the guide rod is connected to the trigger surface, the floating bead is connected to the guide rod in a sliding manner, and the trigger surface is located above the water level.

In an embodiment of the present invention, a height difference between the trigger surface and the water containing surface is smaller than a thickness of the floating bead.

In an embodiment of the invention, the diameter of the guide rod is smaller than the diameter of the upright rod.

In an embodiment of the present invention, the floating ball is disc-shaped, a sliding hole is disposed in the middle of the floating ball, and the vertical rod is inserted into the sliding hole.

The utility model discloses an in one embodiment, hold the inside first cell body and the second cell body of separating formation intercommunication each other of basin, the floating bead is arranged in the first cell body, the impeller of suction pump is arranged in the second cell body, first cell body and second cell body all with it is linked together to hold the water cavity.

In an embodiment of the present invention, the first groove body and the floating bead are adapted to each other in shape, an impeller shell is formed on the water suction pump, the impeller is located in the impeller shell, the impeller shell is located in the second groove body, and the second groove body accommodates the portion of the impeller shell and the shape of the impeller shell.

In an embodiment of the present invention, a boss protrudes upward from a bottom surface of the first groove body, and a height of the boss is recorded as H4, and then H4 is less than or equal to H2.

In an embodiment of the present invention, the vertical rod is detachably connected to the box body.

In an embodiment of the present invention, the box body is internally connected with a mounting plate, the vertical rod and the water pump are both connected to the mounting plate.

Compared with the prior art, the technical scheme of the utility model have following advantage:

clothes dryer water collection box drainage structures, the abundant drainage that realizes the water collection box that can the at utmost, the phenomenon that has a large amount of water to be detained in avoiding the water collection box.

Drawings

In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following embodiments of the present invention, in conjunction with the accompanying drawings.

FIG. 1 is a schematic view of a prior art drainage arrangement for a sump of a clothes dryer;

FIG. 2 isbase:Sub>A cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is an assembly view of the drain structure and evaporator of the water collection box of the clothes dryer of the present invention;

FIG. 4 is a schematic view of the assembly of the suction pump and the floating bead of FIG. 3;

FIG. 5 is a partial cross-sectional view taken at B-B of FIG. 3;

FIG. 6 is a perspective view of the structure of FIG. 5;

FIG. 7 is an angled view of the water receiving trough of FIG. 6;

FIG. 8 is a schematic view of the water receiving trough of FIG. 6 at another angle;

FIG. 9 is a schematic view of the installation of the floatation member of FIG. 6;

FIG. 10 is a view showing a state where a floating ball floats;

the specification reference numbers indicate: 1. a first water containing cavity; 11. a bevel; 2. a first water containing cavity; 3. a cover body; 4. a water pumping assembly; 5. a water pump; 51. an impeller; 6. a float member; 61. floating beads; 62. erecting a rod; 621. a trigger surface; 622. a guide bar; 623. a clamping plate; 7. a case body; 71. a water containing cavity; 72. a water containing plane; 73. a water containing tank; 731. a first tank body; 7311. a boss; 732. a second tank body; 74. mounting a plate; 8. an evaporator.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 3-6, the present embodiment discloses a drainage structure of a water collection box of a clothes dryer, including a box body 7, a water pump 5 and a floating member 6, where the floating member 6 includes an upright rod 62 and a floating bead 61, the floating bead 61 is slidably connected to the upright rod 62, a water containing cavity 71 is provided in the box body 7, a bottom surface of the water containing cavity 71 is a water containing plane 72, the water containing plane 72 protrudes downward to form a water containing tank 73, an impeller 51 and the floating bead 61 of the water pump 5 are both disposed in the water containing tank 73, a depth of the water containing tank 73 is denoted as H1, a distance between a bottom surface of the impeller 51 of the water pump 5 and the bottom surface of the water containing tank 73 is denoted as H2, a triggering surface 621 is provided on the upright rod 62, when the floating bead 61 floats up to the triggering surface 621, the water pump 5 starts, a height difference between the triggering surface 621 and the floating bead 61 at the lowest position is denoted as H3, and then H1> H3> H2.

It can be understood that the existing water collecting box is equipped with a corresponding sensor or electromagnetic switch, when the floating bead 61 floats up to the triggering surface 621, a triggering signal is sent to the control system by the sensor or electromagnetic switch, so that the water pump 5 is started to pump water.

In the structure, the water containing groove 73 is arranged, and H1> H3> H2 is enabled, so that the water suction pump 5 can suck the condensed water in the water containing cavity 71 to be below the water containing plane 72, the height of the condensed water in the water containing cavity 71 in the water collecting box is enabled to be basically lower than the water containing plane 72 all the time, the water above the impeller 51 can be pumped away after the water suction pump 5 operates, and only little water is stored in the water containing groove 73; therefore, the structure can ensure that the water containing cavity 71 of the lower water collecting box keeps minimum accumulated water under the condition of not increasing any cost, ensure that the water containing cavity 71 can fully drain water, and avoid the problem that condensed water flows out when the water containing cavity 71 is toppled over due to excessive accumulated water.

As shown in fig. 5, when the floating bead 61 is at the lowest position (not floating), H3 is the distance between the triggering surface 621 and the upper surface of the floating bead 61 at that position.

In one embodiment, a triggering surface 621 is formed at the lower part of the vertical rod 62, a guide rod 622 is connected to the triggering surface 621, the floating bead 61 is slidably connected to the guide rod 622, when the floating bead 61 floats to be in contact with the triggering surface 621, the water pump 5 is started, and the triggering surface 621 is located above the water containing plane 72; so as to avoid the phenomenon of energy waste caused by the fact that the water suction pump 5 is started immediately when the water containing tank 73 is just full of condensed water.

In one embodiment, the height difference between the triggering surface 621 and the water containing plane 72 is smaller than the thickness of the floating bead 61, so that the triggering surface 621 does not exceed the water containing plane 72 too much, and the water pump 5 can be started to pump water in time when a certain amount of water is accumulated in the water containing cavity 71.

In one embodiment, the diameter of the guide rod 622 is smaller than the diameter of the upright 62. The bottom of the guide rod 622 is connected to the bottom surface of the water receiving tub 73.

In one embodiment, the floating bead 61 is in a disc shape, a sliding hole is arranged in the middle of the floating bead 61, the vertical rod 62 is arranged in the sliding hole in a penetrating mode, and the vertical rod 62 and the floating bead 61 can slide relatively.

In one embodiment, the water containing tank 73 is internally partitioned to form a first tank body 731 and a second tank body 732 which are communicated with each other, the floating beads 61 are arranged in the first tank body 731, the impeller 51 of the water suction pump 5 is arranged in the second tank body 732, and the first tank body 731 and the second tank body 732 are both communicated with the water containing cavity 71.

In the structure, the impeller 51 and the floating beads 61 are respectively arranged in the two independent groove bodies, so that the floating beads 61 are prevented from being greatly shaken when the water suction pump 5 acts; the first trough body 731 and the second trough body 732 are mutually communicated, so that when the water suction pump 5 operates, water in the first trough body 731 can be pumped away, the next use is not affected, and the floating beads 61 are prevented from floating all the time.

Further, the first and second slots 731, 732 are provided with openings to communicate the first and second slots 731, 732.

In one embodiment, as shown in fig. 7-8, the first groove 731 is adapted to the shape of the floating bead 61, and the water pump 5 is formed with an impeller shell, in which the impeller 51 is located, and the impeller shell is located in the second groove 732, and the second groove 732 is adapted to the shape of the impeller shell.

The above structure realizes the profiling design of the water containing tank 73, so that the accommodating parts of the first tank body 731 and the second tank body 732 are the same as the shape of the corresponding accommodating part (the floating bead 61/the impeller 51 shell), and the design can reduce the space of the whole water containing tank 73, so that the accumulated water in the water containing tank 73 is minimum.

In one embodiment, as shown in fig. 6 and 9, a projection 7311 is formed by projecting upward from the bottom surface of the first groove 731, and when the height of the projection 7311 is denoted as H4, H4 is smaller than or equal to H2. The design of the projection 7311 reduces the depth of the first trough 731, which can further reduce the water accumulation of the water containing trough 73, and the height of the projection 7311 is not too high, so as to avoid affecting the floating of the floating ball 61.

In one embodiment, the upright 62 is removably attached to the case 7.

For example, a clamping groove is formed in the box body 7, a clamping plate 623 is arranged at the upper part of the upright rod 62, and the clamping plate 623 can be clamped in the clamping groove; alternatively, the upright 62 and the box 7 may be connected by bolts or the like.

In one embodiment, a mounting plate 74 is connected to the inside of the box body 7, and the vertical rod 62 and the casing of the suction pump 5 are both connected to the mounting plate 74. The shell of the water pump 5 is detachably connected with the mounting plate 74, and the upright rod 62 is also detachably connected with the mounting plate 74; for example, a snap fit, a bolted connection, etc. may be used.

The drainage of the drainage structure in different states is specifically described as follows:

in the first state: as shown in fig. 10, the water in the lower water collecting box is enough to support the floating bead 61 to float, and the floating bead 61 floats to the triggering surface 621, the water pump 5 is started to pump water normally, and the water pumping amount is the water in the whole water containing cavity 71 and the water containing tank 73 until the floating bead 61 is not floating; at this time, the residual water amount in the lower water collecting box only exists below the bottom surface of the impeller 51 in the water containing groove 73, no water exists above the water containing plane 72, and the residual water amount is extremely low; in the same state, most of the water above the water level 72 of the lower water collecting box in the prior art cannot be pumped out and drained.

In the second state: the residual water in the lower water collecting box is not enough to support the floating beads 61 to float completely, and the water suction pump 5 is in a shutdown state; or the water level of the residual water amount is below the bottom surface of the impeller 51 of the water suction pump 5; in this state, the remaining water is only in the water containing tank 73, and the water volume is extremely low, and there is no accumulated water above the water containing level 72, but in the same state, most of the water above the water containing level 72 of the lower water collecting box in the prior art cannot be pumped away and discharged.

The water collecting box drainage structure is a lower water collecting box drainage structure, can be applied to a heat pump type clothes dryer, and has the following clothes drying principle: the evaporator 8 is used for heat exchange, condensed water enters the water containing cavity 71 of the lower water collecting box through a pore passage, and then the condensed water in the water containing cavity 71 is pumped to the upper water collecting box through the water suction pump 5.

The drainage structure of the water collecting box of the clothes dryer can realize the sufficient drainage of the water collecting box to the maximum extent and avoid the phenomenon that a large amount of water is retained in the water collecting box.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides a dryer water collection box drainage structures, includes box body, suction pump and floating piece, floating piece includes pole setting and floating bead, the floating bead can connect with sliding in the pole setting, its characterized in that: be provided with in the box body and hold the water cavity, the bottom surface in holding the water cavity is for holding the water level, hold the downward protrusion of water level and form and hold the basin, the impeller of suction pump and floating bead are all arranged in hold in the basin, the degree of depth that holds the basin is marked as H1, the impeller bottom surface of suction pump and the distance between the bottom surface that holds the basin are marked as H2, be provided with the trigger face in the pole setting, floating bead come-up extremely when the trigger face, the suction pump starts, the difference in height of the floating bead when trigger face and be in the lowest position is marked as H3, then has H1> H3> H2.

2. The drain structure of a water collecting box of a clothes dryer according to claim 1, wherein: the pole setting lower part forms trigger the face, be connected with the guide bar on the trigger face, the floating bead can connect with sliding on the guide bar, trigger the face and be located hold the horizontal plane top.

3. The drainage structure of a sump case of a clothes dryer of claim 2, wherein: the height difference between the triggering surface and the water containing plane is smaller than the thickness of the floating bead.

4. The drainage structure of a sump case of a clothes dryer of claim 2, wherein: the diameter of the guide rod is smaller than that of the upright rod.

5. The drain structure of a water collecting box of a clothes dryer according to claim 1, wherein: the floating bead is discoid, the floating bead middle part sets up the hole of sliding, the pole setting is worn to establish in the hole of sliding.

6. The drain structure of a water collecting box of a clothes dryer according to claim 1, wherein: hold inside first cell body and the second cell body of separating formation mutual intercommunication of basin, the floating bead is arranged in the first cell body, the impeller of suction pump is arranged in the second cell body, first cell body and second cell body all with it is linked together to hold the water cavity.

7. The drain structure of a water collecting box of a clothes dryer according to claim 6, wherein: the shape of first cell body and floating bead suits, be formed with the impeller shell on the suction pump, the impeller is located the impeller shell, the impeller shell is located in the second cell body, the holding of second cell body the position of impeller shell with the shape of impeller shell suits.

8. The drain structure of a water collecting box of a clothes dryer according to claim 6, wherein: the bottom surface of the first groove body protrudes upwards to form a boss, the height of the boss is marked as H4, and H4 is less than or equal to H2.

9. The drain structure of a water collecting box of a clothes dryer according to claim 1, wherein: the upright stanchion is detachably connected on the box body.

10. The drain structure of a water collecting box of a clothes dryer according to claim 1, wherein: the box body internal connection has the mounting panel, pole setting and suction pump are all connected on the mounting panel.

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