CN215253257U - Pre-drainage cleaning device and intelligent toilet stool - Google Patents

Abstract

The utility model provides a pre-drainage cleaning device, which comprises a driving component, a spray rod bracket and a spray rod with a water spray nozzle at the front end, wherein the driving component drives the spray rod to perform telescopic motion on the spray rod bracket; the method is characterized in that: the spray rod is characterized by further comprising a shielding piece and a transmission piece which are connected in a split mode, the shielding piece is provided with a connecting portion, the transmission piece is provided with a connecting matching portion matched with the connecting portion, the shielding piece is provided with a first position for shielding the water spraying opening and a second position for not shielding the water spraying opening, the shielding piece is switched between the first position and the second position under the driving of the transmission piece, and in the extending process of the spray rod, water which is sprayed out through the water spraying opening and remains in the spray rod is shielded by the shielding piece. The utility model discloses utilize the shielding piece to switch in two positions, stretch out the in-process at the spray lance, the residual water is discharged from the water jet and is sheltered from by the shielding piece, and exhaust cold water can not spout to the human body.

Description

Pre-drainage cleaning device and intelligent toilet stool

Technical Field

The utility model relates to an intelligence stool pot field especially relates to a belt cleaning device of intelligence stool pot.

Background

In the existing intelligent toilet, although the cleaning device is supplied with water by an instant heating or water tank heat storage mode, certain residual water is bound to be left in the pipeline after the cleaning function is finished each time. Even if the water temperature can reach a certain temperature by self-cleaning water spraying, the requirement that the water temperature of a human body contacted with the water nozzle is not lower than 30 ℃ in national standard cannot be met, and because the requirement on the extending time of the nozzle cannot be more than 8S, the cold water at the front end cannot be discharged completely. Meanwhile, in the process that the spray rod extends out, the buttock woman washing opening can not spray water or can only spray a small amount of water (can not spray the washing part), the water in the buttock woman washing pipe is still cold water which does not reach the required temperature, and the cold water at the section contacts the sensitive part of the human body when the washing starts, so that the test is not good.

Disclosure of Invention

In order to overcome the problems in the prior art, the utility model provides a pre-drainage cleaning device, which comprises a driving component, a spray rod bracket and a spray rod with a water spray nozzle at the front end, wherein the driving component drives the spray rod to perform telescopic motion on the spray rod bracket; the method is characterized in that: the spray rod is characterized by further comprising a shielding piece and a transmission piece which are connected in a split mode, the shielding piece is provided with a connecting portion, the transmission piece is provided with a connecting matching portion matched with the connecting portion, the shielding piece is provided with a first position for shielding the water spraying opening and a second position for not shielding the water spraying opening, the shielding piece is switched between the first position and the second position under the driving of the transmission piece, and in the extending process of the spray rod, water which is sprayed out through the water spraying opening and remains in the spray rod is shielded by the shielding piece.

Preferably, the spray rod further comprises a first limiting part and a second limiting part, the connection matching part is arranged at the front part of the transmission part, the rear part of the transmission part is provided with a first limiting matching part and a second limiting matching part which are matched with the first limiting part and the second limiting part respectively, in the spray rod extending process, the first limiting matching part enables the transmission part to drive the shielding part to switch from the first position to the second position due to the action of the first limiting part, and in the spray rod retracting process, the second limiting matching part enables the transmission part to drive the shielding part to switch from the second position to the first position due to the action of the second limiting part.

Preferably, the first limiting member is a first stopper disposed at the front of the spray bar support, and the second limiting member is a second stopper disposed at the rear of the spray bar support.

Preferably, the spray rod is provided with a third limiting part for preventing the shielding piece from moving backwards continuously after being switched from the first position to the second position, and a fourth limiting part for preventing the shielding piece from moving forwards continuously after being switched from the second position to the first position, and the shielding piece is provided with a third limiting matching part and a fourth limiting matching part which are matched with the third limiting part and the fourth limiting part respectively.

Preferably, the shield has a recess formed on a surface thereof opposite to the water spout, a gap is formed between the recess and the water spout so that water ejected from the water spout flows out through the gap when the shield is at the first position, the fourth limit engagement portion is a groove edge formed in the front-rear direction of the recess, and the fourth limit portion is a convex edge engaged with the groove edge.

Preferably, the connecting portion is formed by protruding downwards, the third limiting matching portion is the rear end face of the connecting portion, the spray rod is provided with a groove for accommodating the connecting portion, and the third limiting portion is a groove edge formed by the groove in the front-rear direction.

As preferred, the shielding part still has elastic joint portion, the spray lance have with elastic joint portion complex first joint position and second joint position, when elastic joint portion is in first joint position, the spray lance is in the primary importance, when elastic joint portion is in the second joint position, the spray lance is in the second place.

Preferably, the elastic clamping portions are two clamping jaws extending backwards from the shielding piece, a hollow portion is formed between the two clamping jaws, and the transmission piece penetrates through the hollow portion to be connected with the shielding piece.

Preferably, the front end of the spray rod is provided with a convex block protruding forwards, the water spray opening is arranged on the convex block, and at least one side of the convex block is provided with a notch so that most of water sprayed from the water spray opening flows away from the notch after being shielded by the shielding piece.

The present application further provides an intelligent toilet comprising a pre-drained water cleaning device according to any one of claims 1 to 9.

Compared with the prior art, the technical scheme of the utility model possess following beneficial effect:

1. the utility model provides a pair of wash subassembly utilizes shielding piece to switch in two positions, stretches out the in-process at the spray lance, and the residual water is discharged from the water jet and is sheltered from by shielding piece, and exhaust cold water can not spout the human body, and need not to increase extra drainage time. Meanwhile, the driving part in split connection is utilized to drive the shielding part to move, the structure of the shielding part can be simpler, and the shielding part is easier to form so as to improve the accuracy of control precision.

2. With first, the spacing cooperation portion setting of second at the driving medium rear portion, can guarantee the integrality of dress trim cover outward appearance, the transmission structure of simultaneous movement is simpler.

3. The cold discharge function can be realized while the thickness of the spray rod is not increased as much as possible by arranging the transmission piece into the guide groove in the spray rod.

4. Set up the spacing cooperation portion of third, fourth at the shielding piece and can guarantee driven accuracy, guarantee that the shielding piece can close the water spray completely when the primary importance, can open the water spray completely when the second place.

5. The fourth limit matching part can be formed by the concave part of the shielding piece on one hand, and the water outlet gap can be formed for water supply and discharge on the other hand.

6. The connecting portion may be convex to reduce the increased height of the spray bar due to the introduction of the pre-drain function.

7. The jack catch formed by the shielding piece is used as the elastic clamping part, and the structure is simple.

8. The gap and the through hole are used for draining water, so that the phenomenon that the drained water has no time to flow away and the drainage efficiency is influenced can be avoided.

9. The first limiting part and the second limiting part are directly formed on the spray rod support, the structure is simple, and the control is convenient.

Drawings

FIG. 1 is an exploded view of a pre-drainage cleaning device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the spray bar, the shielding member and the transmission member according to the preferred embodiment of the present invention;

FIG. 3 is a sectional view of the preferred embodiment of the present invention with the spray bar of the pre-drain cleaning apparatus retracted;

fig. 4 is a sectional view of the spray bar of the pre-drainage washing device in an extended state according to the preferred embodiment of the present invention.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

The pre-drainage cleaning device comprises a spray rod support 1, a spray rod 2, a shielding piece 4, a transmission piece 5, a decorative cover 6, a driving motor 7 and a gear set 9, wherein the spray rod 2 is preferably integrally arc-shaped and is formed by integrally welding an upper spray rod cover and a lower spray rod cover, and the spray rod 2 is fixed through a limiting rib on the decorative cover 6 and is assembled with the decorative cover 6. The shutter 4 is connected to the driving member 5 by a hinge structure and can slide on the assembly of the spray bar 2 and the decorative cover 6. The spray rod 2, the decorative cover 6, the shielding piece 4 and the transmission piece 5 form a spray rod assembly, the driving assembly comprises a driving motor 7 and a gear set 9, and the spray rod assembly can be driven by the driving motor 7 and the gear set 9 to move back and forth on the spray rod bracket 1 in a telescopic mode. In this embodiment, the extending direction of the spray rod is defined as front, the retracting direction is defined as rear, the side of the cleaning device facing the ceramic pan surface of the toilet bowl is lower, and the side of the cleaning device far away from the ceramic pan surface of the toilet bowl is upper.

Specifically, the front end of the spray rod 2 is provided with a water spray port 2-1, the shielding piece 4 is connected with the transmission piece 5 in a split mode, the shielding piece 4 is provided with a first position for shielding the water spray port 2-1 and a second position for not shielding the water spray port 2-1, the shielding piece 4 is driven by the transmission piece 5 to switch between the first position and the second position, and in the extending process of the spray rod, water which is sprayed out through the water spray port 2-1 and remains in the spray rod is shielded by the shielding piece 4. In practical application, the number of the water spraying ports 2-1 is generally two, one is a hip washing water spraying port and one is a woman washing water spraying port.

The spray rod bracket 1 is further provided with a first limiting piece 1-1 and a second limiting piece 1-2, in this embodiment, the first limiting piece 1-1 is a first stop block arranged at the front part of the spray rod bracket, and the second limiting piece 1-2 is a second stop block arranged at the rear part of the spray rod bracket. The shielding piece 4 is provided with a connecting part 4-7, the front part of the transmission piece 5 is provided with a connecting matching part 5-3 matched with the connecting part 4-7, the rear part of the transmission piece 5 is provided with a first limiting matching part 5-1 and a second limiting matching part 5-2 matched with the first limiting piece 1-1 and the second limiting piece 1-2 respectively, in the extending process of the spray rod 2, the first limiting matching part 5-1 enables the transmission piece 5 to drive the shielding piece 4 to switch from the first position to the second position due to the action of the first limiting piece 1-1, and in the retracting process of the spray rod 2, the second limiting matching part 5-2 enables the transmission piece 5 to drive the shielding piece 4 to switch from the second position to the first position due to the action of the second limiting piece 1-2. The spray bar 2 has guide recesses 2-6 arranged in the telescopic direction, and the transmission element 5 is inserted into the guide recesses 2-6 and can move back and forth in the guide recesses 2-6. In this embodiment, for example, the first limiting member 1-1 and the second limiting member 1-2 are disposed on the spray bar bracket 1, in practical design, the first limiting member 1-1 and the second limiting member 1-2 may also be disposed at other positions, for example, the first limiting member and the second limiting member are disposed on a toilet bowl housing where the cleaning device is mounted.

Meanwhile, the spray rod 2 is provided with a third limiting part 2-3 for preventing the shielding piece 4 from moving backwards after being switched from the first position to the second position, a fourth limiting part 2-5 for preventing the shielding piece 4 from moving forwards after being switched from the second position to the first position, and the shielding piece 4 is provided with a third limiting matching part 4-2 and a fourth limiting matching part 4-3 which are matched with the third limiting part 2-3 and the fourth limiting part 2-5 respectively. Further, the shielding piece 4 is provided with a concave part 4-4 formed on the surface opposite to the water spraying opening 2-1, a gap 4-5 is formed between the concave part 4-4 and the water spraying opening, so that when the shielding piece 4 is located at the first position, water sprayed out of the water spraying opening 2-1 flows out from the gap 4-5, the fourth limit matching part 4-3 is a groove edge formed by the concave part 4-4 in the front-back direction, and the fourth limit matching part 2-5 is a convex edge matched with the groove edge. The connecting part 4-7 is formed by protruding downwards, the third limit matching part 4-2 is the rear end face of the connecting part 4-7, the spray rod 2 is provided with a groove 2-7 for accommodating the connecting part, and the third limit part 2-3 is a groove edge formed by the groove 2-7 in the front-back direction.

In order to stabilize the position of the shielding piece 4, the shielding piece 4 is further provided with an elastic clamping portion 4-1, the spray rod 2 is provided with a first clamping position 2-2 and a second clamping position 2-4 which are matched with the elastic clamping portion 4-1, when the elastic clamping portion 4-1 is located at the first clamping position 2-2, the spray rod 2 is located at the first position, and when the elastic clamping portion 4-1 is located at the second clamping position 2-4, the spray rod 2 is located at the second position. In this embodiment, the elastic clamping portion 4-1 is two claws extending backward from the shielding member 4, a hollow portion 4-6 is formed between the two claws, and the transmission member 5 is connected to the shielding member 4 through the hollow portion 4-6.

Furthermore, the front end of the spray rod 2 is provided with a convex block 2-8 which is convexly arranged forwards, the water spray opening 2-1 is arranged on the convex block 2-8, and at least one side of the convex block 2-8 forms a notch 2-9 so that most of water sprayed from the water spray opening 2-1 flows away from the notch 2-9 after being shielded by the shielding piece 4. At the same time, through holes penetrating through the spray rod shell can be arranged on the grooves 2-7, so that water sprayed from the water spray opening can flow away from the through holes when the water is shielded by the shielding piece 4 to flow backwards.

The following will describe the operation of the cleaning device in this embodiment:

in an initial state, the spray pipe assembly retreats to the rearmost end under the action of the stalling action of the driving motor 7, the transmission piece 5 drives the shielding piece 4 to slide forwards to a first position under the limiting action of the second limiting piece 1-2, the elastic clamping part 4-1 is fixed at the first clamping position 2-2, and the shielding piece 4 blocks the water spraying opening 2-1;

when a cleaning instruction is received, water is sprayed out from the water spraying port 2-1 after passing through a pipeline inside the spray rod, residual water in the pipeline of the spray rod flows downwards (is discharged to the surface of a ceramic pot) due to the shielding of the shielding piece 4, the water continuously flows out, after a period of time, the temperature of the sprayed water gradually rises, the spray rod assembly extends out under the driving of a motor, water is discharged downwards from the pipeline all the time in the extending process, and at the moment, under the matching action of the elastic clamping part 4-1 and the first clamping position 2-2, the shielding piece 4 and the transmission piece 5 are relatively static in the spray rod assembly.

In the process that the spray pipe assembly is driven by a motor to approach to the frontmost end, the first limit matching part 5-1 of the transmission piece 5 collides with the first stop block of the spray pipe bracket 1, so that the transmission piece 5 drives the shielding piece 4 to move backwards until the third limit matching part 4-2 of the shielding piece 4 contacts with the third limit part 2-3 of the spray pipe 2, at the moment, the elastic clamping part 4-1 is matched with the second clamping part 2-4, the shielding piece 4 does not move any more and stays at the second position where the water spray opening 2-1 is not shielded, and cleaning water can be sprayed outwards; in the process from receiving the command to extending the spray pipe component to the forefront end, the heating component of the intelligent toilet bowl has enough time (not more than 8S) to heat the water to the temperature (30 ℃) required by the national standard, and at the moment, the hot water is sprayed out from the water spray opening 2-1 to carry out local cleaning on the human body.

After cleaning, the spray pipe assembly returns under the driving of the motor, when the spray pipe assembly returns to the position close to the rearmost end, the rear end 5-2 of the transmission piece 5 collides with the second limiting piece 1-2, the transmission piece 5 drives the shielding piece 4 to relatively slide forwards in the spray pipe assembly until the fourth limiting matching portion 4-3 of the shielding piece 4 is contacted with the fourth limiting portion 2-5 of the spray pipe 2, the relative sliding is stopped, and at the moment, the elastic clamping portion 4-1 of the shielding piece 4 returns to the first clamping position 2-2, so that a cleaning water path cold discharge cycle is completed.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (10)

1. A pre-drainage cleaning device comprises a driving assembly, a spray rod support and a spray rod, wherein the front end of the spray rod is provided with a water spray opening, and the driving assembly drives the spray rod to perform telescopic motion on the spray rod support; the method is characterized in that: the spray rod is characterized by further comprising a shielding piece and a transmission piece which are connected in a split mode, the shielding piece is provided with a connecting portion, the transmission piece is provided with a connecting matching portion matched with the connecting portion, the shielding piece is provided with a first position for shielding the water spraying opening and a second position for not shielding the water spraying opening, the shielding piece is switched between the first position and the second position under the driving of the transmission piece, and in the extending process of the spray rod, water which is sprayed out through the water spraying opening and remains in the spray rod is shielded by the shielding piece.

2. The pre-drain cleaning device according to claim 1, wherein: still include first locating part, second locating part, it sets up to connect cooperation portion the driving medium is anterior, the driving medium rear portion have respectively with first locating part, the first spacing cooperation portion of second locating part complex, the spacing cooperation portion of second, the spray lance is stretched out the in-process, and first spacing cooperation portion makes the driving medium drive shielding part to switch from the first position to the second position because of the effect of first locating part, the spray lance shrink in-process, the spacing cooperation portion of second makes the driving medium drive shielding part to switch from the second position to the first position because of the effect of second locating part.

3. The pre-drain cleaning device according to claim 2, wherein: the first limiting part is a first stop block arranged at the front part of the spray rod support, and the second limiting part is a second stop block arranged at the rear part of the spray rod support.

4. The pre-drain cleaning device according to claim 1, wherein: the spray rod is provided with a third limiting part for preventing the shielding piece from continuously moving backwards after being switched from the first position to the second position, and a fourth limiting part for preventing the shielding piece from continuously moving forwards after being switched from the second position to the first position, and the shielding piece is provided with a third limiting matching part and a fourth limiting matching part which are respectively matched with the third limiting part and the fourth limiting part.

5. The pre-drain cleaning device according to claim 4, wherein: the shielding piece is provided with a concave part formed on one surface opposite to the water spraying opening, a gap is formed between the concave part and the water spraying opening, so that when the shielding piece is located at the first position, water sprayed from the water spraying opening flows out from the gap, the fourth limit matching part is a groove edge formed in the front-back direction of the concave part, and the fourth limit part is a convex edge matched with the groove edge.

6. The pre-drain cleaning device according to claim 4, wherein: the connecting portion are formed by protruding downwards, the third limiting matching portion is the rear end face of the connecting portion, the spray rod is provided with a groove for accommodating the connecting portion, and the third limiting portion is a groove edge formed by the groove in the front-back direction.

7. The pre-drain cleaning device according to any one of claims 1 to 6, wherein: the shielding part still has elastic joint portion, the spray lance have with first joint position of elastic joint portion complex and second joint position, when elastic joint portion is in first joint position, the spray lance is in the primary importance, when elastic joint portion is in second joint position, the spray lance is in the second place.

8. The pre-drain cleaning apparatus according to claim 7, wherein: the elastic clamping portion is two clamping jaws extending backwards from the shielding piece, a hollow portion is formed between the two clamping jaws, and the transmission piece penetrates through the hollow portion and is connected with the shielding piece.

9. The pre-drain cleaning device according to any one of claims 1 to 6, wherein: the front end of the spray rod is provided with a convex block which is convexly arranged forwards, the water spray opening is arranged on the convex block, and at least one side of the convex block forms a gap so that most of water sprayed from the water spray opening flows away from the gap after being shielded by the shielding piece.

10. An intelligent toilet bowl, characterized in that: comprising a pre-drain cleaning device according to any one of claims 1-9.

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