CN210686349U

CN210686349U - Water inlet control structure of water pump

Info

Publication number: CN210686349U
Application number: CN201921527918.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Ningbo Deruntang Intelligent Technology Co Ltd
Current assignee: Ningbo Deruntang Intelligent Technology Co Ltd
Priority date: 2019-09-13
Filing date: 2019-09-13
Publication date: 2020-06-05
Anticipated expiration: 2029-09-13

Abstract

A water inlet control structure of a water pump is used for the water pump of a spin dryer tube and comprises a pump shell (1) with a water inlet (11) and a water spray nozzle (12) and an impeller (2) arranged in an inner cavity of the pump shell (1), wherein a transmission shaft (3) capable of rotating around the axis of the pump shell is arranged on the pump shell (1), the upper end of the transmission shaft (3) is used for being connected with a mop head, and the impeller (2) is driven to rotate by the transmission shaft (3); the method is characterized in that: the pump shell (1) is provided with a switch structure capable of opening and closing the water inlet (11), the pump shell (1) is further provided with a concave cavity (13), the water inlet (11) penetrates through the bottom of the concave cavity (13), and a filter component capable of being taken out is arranged in the concave cavity (13). The water inlet control structure of the water pump has the advantages of reasonable structural design and filtering and water inlet functions, the sewage in the mop bucket does not need to be frequently replaced, the floor mopping labor intensity is reduced, and the cleaning efficiency is improved.

Description

Water inlet control structure of water pump

Technical Field

The utility model relates to a water pump for mop bucket especially relates to a water inlet control structure of water pump.

Background

The applicant invents a non-lifting cleaning spin dryer tube, and an invention patent application with the application number of CN201710332858.1 (publication number of CN108852204A) discloses a water-saving mop tube, which comprises a tube body, wherein a supporting structure for supporting a mop disc is arranged in the tube body, and the supporting structure can enable the mop disc placed on the supporting structure to rotate at a fixed height position; the method is characterized in that: the mop cleaning device comprises a barrel body, a mop disc and a control structure, wherein the barrel body is internally provided with a cleaning part and a water pump, the cleaning part is used for squeezing and scraping the wiping materials at the bottom of the mop disc rotating at a fixed height position in the barrel body, the water pump is used for spraying water to the wiping materials at the bottom of the mop head rotating at the fixed height position in the barrel body, and the water pump is controlled by the control structure to spray water or not. The impeller in the water pump rotates to spray water out of the water spraying holes after passing through the water spraying pipe connected with the water pipe.

However, since the water pump in the mop bucket does not have a filtering device, the sewage in the mop bucket needs to be frequently replaced when the mop is cleaned, which not only increases the labor intensity, but also prolongs the floor mopping time, thereby leading the cleaning efficiency to be lower and wasting water resources.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art current situation and provide a control structure of intaking of water pump that has structural design reasonable, has filtration and the control function of intaking, need not the sewage in the frequent change mop bucket, reduce and drag ground intensity of labour, improve clean efficiency.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a water inlet control structure of a water pump is used for the water pump of a spin dryer tube, and comprises a pump shell with a water inlet and a water spray nozzle, and an impeller arranged in an inner cavity of the pump shell, wherein the pump shell is provided with a transmission shaft capable of rotating around the axis of the pump shell, the upper end of the transmission shaft is used for being connected with a mop head, and the impeller is driven to rotate by the transmission shaft; the method is characterized in that: the water inlet is arranged on the pump shell, the pump shell is provided with a switch structure which can be used for opening and closing the water inlet, the pump shell is further provided with a concave cavity, the water inlet penetrates through the bottom of the concave cavity, and a filter part which can be taken out is arranged in the concave cavity.

As an improvement, the filtering component comprises a cover, an inwards concave containing cavity is formed in the bottom of the cover, a through hole communicated with the containing cavity is formed in the surface of the cover, and filter cotton is filled in the containing cavity. This filtration forms independent whole, convenient the change, and the setting of lid provides the installation position for filtering cotton or its similar part simultaneously, conveniently filters cotton's change simultaneously.

In order to facilitate the lifting, a handle part is arranged at the top of the cover.

The annular bottom surface of the concave cavity is provided with a plurality of partition strips which are arranged radially and are arranged at intervals along the circumference, a water passing flow channel communicated with the water inlet is formed between every two adjacent partition strips, and the filtering part is placed on the partition strips. The separation strip lifts up the filtering component, and water filtered by the filtering component has a water flowing channel and can be quickly discharged to the water inlet.

The improved pump is characterized in that a fixed shaft is fixed in the pump shell, the transmission shaft is movably sleeved at the top end of the fixed shaft, the impeller is provided with an impeller shaft which extends upwards to form a tube shape, the transmission shaft is connected with the impeller shaft, and the fixed shaft, the impeller shaft and the transmission shaft are coaxially arranged. The arrangement of the fixed shaft provides proper installation positions for the transmission shaft and the impeller, and the fixed shaft, the impeller shaft and the transmission shaft are coaxially arranged, so that the structures of all parts are more compact. The impeller and the coaxial arrangement do not need to be connected through an accelerating gear mechanism between the impeller and the transmission shaft, the structure is simpler, the cost is greatly reduced, and the assembly is convenient.

In order to make the impeller shaft rotate smoothly, the impeller shaft is sleeved on the fixed shaft through a bearing or a shaft sleeve.

The ball is arranged between the inner cavity of the transmission shaft and the top surface of the fixed shaft, the ball is arranged to further ensure that the transmission shaft and the impeller shaft rotate smoothly around the axis of the transmission shaft and the impeller shaft relative to the fixed shaft, and the fixed shaft is provided with a clamp spring for axially limiting the impeller shaft in order to axially limit the impeller shaft.

The transmission shaft is in threaded connection with the top end of the impeller shaft. The threaded connection is more convenient for assembly.

As a preferred mode, the switch structure comprises a switch part which can slide up and down and extends into the pump shell, the switch part is arranged beside the transmission shaft and can be triggered by a mop head connected to the transmission shaft to move down, an elastic body which enables the switch part to keep moving up is arranged in the pump shell, a plugging section which upwards penetrates through the water inlet is arranged on one side of the switch part, a drainage flow channel is arranged on the peripheral wall of the plugging section, a sealing ring is arranged on a part of the plugging section, which extends out of the water inlet, a sealing ring is arranged on the switch part, which moves up, the sealing ring opens the.

Compared with the prior art, the utility model has the advantages of: the water inlet is provided with a switch for opening and closing, so that whether the water pump enters water or not can be conveniently controlled, the cavity arranged on the pump shell is beneficial to placing of the filtering component, the water inlet penetrates through the bottom of the cavity, the filtering component which can be taken out is arranged in the accommodating cavity, the filtering component can filter the water entering the water pump, and then the water is sprayed out through the water spray nozzle to spray and wash the wiping materials at the bottom of the mop head, so that the water for cleaning the mop can be recycled, the user does not need to frequently change the sewage in the mop bucket in the mopping process, the labor intensity of the user in the mopping process can be reduced, the mopping process is easier, the mopping time can be effectively shortened, and the; the filter device is arranged at the water inlet end instead of the water outlet end, so that the influence of the filter device on the water outlet pressure when the filter device is arranged at the water outlet end can be avoided, the pump body can smoothly and efficiently pump out filtered water, and the wiper can be better sprayed and washed.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

fig. 3 is an exploded perspective view of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in FIGS. 1 to 3, it is a preferred embodiment of the present invention.

A water inlet control structure of a water pump is used for the water pump of a spin dryer tube and comprises a pump shell 1 with a water inlet 11 and a water spray port 12 and an impeller 2 arranged in an inner cavity of the pump shell 1, wherein a transmission shaft 3 capable of rotating around the axis of the pump shell 1 is arranged on the pump shell 1, the upper end of the transmission shaft 3 is used for being connected with a mop head, and the impeller 2 is driven to rotate by the transmission shaft 3.

The pump case 1 is provided with a switch structure which can be used for opening and closing the water inlet 11, the pump case 1 is also provided with a concave cavity 13, the water inlet 11 penetrates through the bottom of the concave cavity 13, and the concave cavity 13 is internally provided with a filter part which can be taken out.

The filter part comprises a cover 5, an inwards concave containing cavity 51 is formed in the bottom of the cover 5, a through hole 52 communicated with the containing cavity 51 is formed in the surface of the cover 5, and the containing cavity 51 is filled with filter cotton 4. A handle portion 53 is provided on the top of the lid 5. The annular bottom surface of the cavity 13 is provided with a plurality of partition strips 131 which are arranged radially and are arranged at intervals along the circumference, a water passing channel 132 communicated with the water inlet 11 is formed between two adjacent partition strips 131, and the filtering component is placed on the partition strips 131.

A fixed shaft 7 is fixed in the pump shell 1, the transmission shaft 3 is movably sleeved at the top end of the fixed shaft 7, the impeller 2 is provided with an impeller shaft 21 which extends upwards and is tubular, the transmission shaft 3 is in threaded connection with the impeller shaft 21, and the fixed shaft 7, the impeller shaft 21 and the transmission shaft 3 are coaxially arranged. The impeller shaft 21 is sleeved on the fixed shaft 7 through a bearing or a shaft sleeve 9. And a ball 8 is arranged between the inner cavity of the transmission shaft 3 and the top surface of the fixed shaft 7, and the fixed shaft 7 is provided with a clamp spring 71 for axially limiting the impeller shaft 21.

The switch structure is including stretching into switch unit 6 that can slide from top to bottom in pump case 1, just switch unit 6 locates the next door of transmission shaft 3 and can be connected the mop head on transmission shaft 3 and trigger down, is equipped with the elastomer 61 that makes switch unit 6 keep moving up the trend in the pump case 1, and one side of switch unit 6 is equipped with and upwards passes the shutoff section 62 of water inlet 11, and shutoff section 62 perisporium is equipped with the drainage runner, and the part that shutoff section 62 stretches out water inlet 11 is equipped with sealing washer 63, and switch unit 6 moves up sealing washer 63 and opens water inlet 11, and switch unit 6 moves down sealing washer 63 and blocks up water inlet 11.

It should be noted that in the description of the present embodiment, the terms "front, back", "left, right", "up, down", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description of the present invention and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Claims

1. A water inlet control structure of a water pump is used for the water pump of a spin dryer tube and comprises a pump shell (1) with a water inlet (11) and a water spray nozzle (12) and an impeller (2) arranged in an inner cavity of the pump shell (1), wherein a transmission shaft (3) capable of rotating around the axis of the pump shell is arranged on the pump shell (1), the upper end of the transmission shaft (3) is used for being connected with a mop head, and the impeller (2) is driven to rotate by the transmission shaft (3); the method is characterized in that: the water inlet opening and closing device is characterized in that a switch structure capable of being used for opening and closing the water inlet (11) is arranged on the pump shell (1), a concave cavity (13) is further arranged on the pump shell (1), the water inlet (11) penetrates through the bottom of the concave cavity (13), and a filter part capable of being taken out is arranged in the concave cavity (13).

2. The water pump of claim 1, wherein: the filter component comprises a cover (5), an inwards concave containing cavity (51) is formed in the bottom of the cover (5), a through hole (52) communicated with the containing cavity (51) is formed in the surface of the cover (5), and filter cotton (4) is filled in the containing cavity (51).

3. The water pump of claim 2, wherein: the top of the cover (5) is provided with a handle part (53).

4. The water pump of claim 1, wherein: a plurality of partition strips (131) which are radially arranged and are arranged at intervals along the circumference are arranged on the annular bottom surface of the concave cavity (13), a water passing channel (132) communicated with the water inlet (11) is formed between every two adjacent partition strips (131), and the filtering part is placed on the partition strips (131).

5. The water pump of claim 1, wherein: the impeller pump is characterized in that a fixed shaft (7) is fixed in the pump shell (1), the transmission shaft (3) is movably sleeved at the top end of the fixed shaft (7), the impeller (2) is provided with an impeller shaft (21) which extends upwards to form a tube shape, the transmission shaft (3) is connected with the impeller shaft (21), and the fixed shaft (7), the impeller shaft (21) and the transmission shaft (3) are coaxially arranged.

6. The water pump of claim 5, wherein: the impeller shaft (21) is sleeved on the fixed shaft (7) through a bearing or a shaft sleeve (9).

7. The water pump of claim 5, wherein: and a ball (8) is arranged between the inner cavity of the transmission shaft (3) and the top surface of the fixed shaft (7), and the fixed shaft (7) is provided with a clamp spring (71) for axially limiting the impeller shaft (21).

8. The water pump of claim 5, wherein: the transmission shaft (3) is in threaded connection with the top end of the impeller shaft (21).

9. The water pump of any one of claims 1 to 8, wherein: switch structure is including stretching into switch unit (6) that can slide from top to bottom in pump case (1), just switch unit (6) are located the next door of transmission shaft (3) and can be triggered by the mop head of being connected on transmission shaft (3) and move down, are equipped with in pump case (1) and make switch unit (6) keep moving up elastomer (61) of trend, and one side of switch unit (6) is equipped with and upwards passes shutoff section (62) of water inlet (11), shutoff section (62) perisporium are equipped with the drainage runner, and the part that water inlet (11) were stretched out in shutoff section (62) is equipped with sealing washer (63), and switch unit (6) are moved up sealing washer (63) and are opened water inlet (11), switch unit (6) move down sealing washer (63) and block up water inlet (11).