CN215927756U

CN215927756U - Counterpoint mounting structure and ground cleaning equipment of pump

Info

Publication number: CN215927756U
Application number: CN202120700203.7U
Authority: CN
Inventors: 武新新; 王永强; 董国龙
Original assignee: Dreame Technology Suzhou Co ltd
Current assignee: Dreame Technology Suzhou Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2022-03-01
Anticipated expiration: 2031-04-07

Abstract

The utility model relates to a contraposition installation structure of a pump and ground cleaning equipment, the contraposition installation structure of the pump is used for installing a pump body, the pump body is obliquely arranged, and the contraposition installation structure comprises: the connecting piece is provided with a containing groove; the pump housing is obliquely arranged on the connecting piece and is matched with the accommodating groove to form a cavity for accommodating the pump body; the alignment columns are arranged on the connecting piece and distributed on the periphery of the accommodating groove, and positioning holes matched with the alignment columns are formed in the pump housing; the three alignment columns comprise a first alignment column, a second alignment column and a third alignment column, the first alignment column and the second alignment column are arranged close to each other, the first alignment column and the second alignment column are respectively clamped with a connecting line of the center of the containing groove to form an included angle, and the included angle is larger than 0 degree and not larger than 90 degrees so as to realize positioning and support the pump housing. Through the mode, the utility model has the advantage of stable and reliable connection.

Description

Counterpoint mounting structure and ground cleaning equipment of pump

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of cleaning equipment, in particular to a pump alignment mounting structure and ground cleaning equipment.

[ background of the utility model ]

Along with the development of science and technology, the living standard of people is improved, and the floor washing machine can keep the environment such as home and office clean and can enable people to enjoy more free time for leisure and entertainment because the floor washing machine releases people from complicated cleaning work, so that the floor washing machine is gradually loved by people.

The floor scrubber is provided with a pump body which is used for controlling the supply of cleaning liquid. The mounting structure of the pump body on the existing floor washing machine has the problems of poor connection stability and poor reliability, so that the prior art needs to be improved to overcome the defects in the prior art.

[ Utility model ] content

The utility model aims to provide a pump alignment mounting structure and ground cleaning equipment, which have the advantages of stable and reliable connection.

The purpose of the utility model is realized by the following technical scheme:

an alignment mounting structure of a pump for mounting of a pump body, the pump body being arranged obliquely, comprising: the connecting piece is provided with a containing groove; the pump housing is obliquely arranged on the connecting piece and is matched with the accommodating groove to form a cavity for accommodating the pump body; the alignment columns are arranged on the connecting piece and distributed on the periphery of the accommodating groove, and positioning holes matched with the alignment columns are formed in the pump housing; the pump housing is provided with a first alignment column, a second alignment column and a third alignment column, wherein the first alignment column and the second alignment column are close to each other and form an included angle, the included angle is larger than 0 degree and not larger than 90 degrees, and therefore positioning and supporting are achieved.

In one embodiment, the pump body is disposed to be inclined toward the first alignment column and/or the second alignment column, and the included angle is 30 °, 45 °, 60 °, and 90 °.

In one embodiment, the accommodating groove is oval or circular.

In one embodiment, a surrounding plate extending towards the pump body is arranged on an end face of the connecting piece facing towards the pump body side, wherein the surrounding plate is annularly arranged to form the accommodating groove.

In one of them embodiment, the pump housing is inside cavity and an end opening setting, the opening end department ring of pump housing is equipped with the chimb, be equipped with on the chimb the locating hole.

In one embodiment, the connecting piece is further provided with screw posts, the screw posts are provided with screw holes for connecting screws, and the screw posts are distributed on the periphery of the accommodating groove; the pump housing is provided with a mounting hole matched with the screw post, and the mounting hole is penetrated through a screw, so that the screw post is realized, and the connecting piece is fixed with the pump housing.

In one embodiment, the alignment posts and the positioning holes are in clearance fit.

In one embodiment, the outer diameter of the alignment column is smaller than the outer diameter of the screw column, and the cross section of the alignment column is cross-shaped.

In one embodiment, the pair of screw posts is provided and distributed along a radial direction of the accommodating groove, and the pair of screw posts includes a first screw post and a second screw post; the first alignment column is arranged close to the first screw column, and the third alignment column is arranged close to the second screw column; the linear distance between the second alignment column and the first screw column and the linear distance between the second alignment column and the second screw column are respectively greater than the linear distance between the first alignment column and the first screw column; the second alignment post respectively with first screw post, the straight-line distance between the second screw post all is greater than third alignment post with straight-line distance between the second screw post.

In order to solve the above technical problem, another solution proposed by the present invention is:

a floor cleaning device comprising: the rod body is provided with a liquid storage tank; the cleaning assembly is arranged at one end part of the rod body and is used for cleaning the surface to be cleaned; the pump body is arranged on the rod body through a connecting piece and used for conveying liquid in the liquid storage tank to the cleaning assembly; the pump body is obliquely arranged relative to the connecting piece, a containing groove is formed in the connecting piece, a pump housing is sleeved on the pump body and connected with the connecting piece so as to form a cavity for containing the pump body in a surrounding mode with the containing groove; wherein, still be equipped with the counterpoint post on the connecting piece, be equipped with on the pump housing with counterpoint post matched with locating hole, the counterpoint post is equipped with threely, two are close to the setting in the three counterpoint post, two are close to the setting the counterpoint post respectively with the line clamp at the center of storage tank is established and is formed with the contained angle, the contained angle is greater than 0 and is not more than 90.

Compared with the prior art, the utility model has the following beneficial effects:

according to the alignment mounting structure of the pump and the ground cleaning equipment, the pump housing can be mounted, positioned and effectively supported through the alignment column, and the advantages of good mounting effect and stable and reliable connection are achieved.

[ description of the drawings ]

Fig. 1 is a schematic structural view of a floor cleaning device according to the present invention.

Fig. 2 is a schematic view of the connector and pump housing of fig. 1 from a perspective.

Fig. 3 is a schematic view of the connector and pump housing of fig. 1 from another perspective.

Fig. 4 is an enlarged schematic view of a region a in fig. 2.

Fig. 5 is an exploded view of fig. 4.

Fig. 6 is an enlarged schematic view of a region B in fig. 3.

Fig. 7 is a schematic view of the structure of the connector of fig. 1.

[ detailed description ] embodiments

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "comprising" and "having," as well as any variations thereof, in the present invention are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 2 to 7, the present invention provides an alignment mounting structure for a pump, which is used for mounting a pump body 150, wherein the pump body 150 is disposed in an inclined manner, and the alignment mounting structure includes: a connector 160 formed with a receiving groove 1611; the pump housing 170 is obliquely arranged on the connecting piece 160 and is matched with the accommodating groove 1611 to form a cavity for accommodating the pump body 150; the alignment posts 162 are arranged on the connecting piece 160 and distributed on the periphery of the accommodating groove 1611, and the pump housing 170 is provided with positioning holes 171 matched with the alignment posts 162; wherein, the alignment post 162 is equipped with threely, including first alignment post 1621, second alignment post 1622, third alignment post 1623, first alignment post 1621 and second alignment post 1622 are close to the setting, and first alignment post 1621, second alignment post 1622 press from both sides with the line in the center of storage tank 1611 respectively and establish and be formed with contained angle M, and contained angle M is greater than 0 and is not more than 90 to realize the location and support pump housing 170.

Through the mode, the pump housing 170 can be installed, positioned and effectively supported through the alignment column 162, and the pump housing has the advantages of being good in installation effect and stable and reliable in connection.

In the present invention, the first alignment post 1621, the second alignment post 1622, and the third alignment post 1623 are all straight bars. The first alignment post 1621 and the third alignment post 1623 mainly play a role in mounting and positioning: the pump body 150 is towards first counterpoint post 1621 and/or second counterpoint post 1622 department topples over the setting, and then second counterpoint post 1622 both has the effect of installation location and has the effect of supporting, realizes three point location through first counterpoint and live 1621, second counterpoint post 1622 and third counterpoint post 1623, has effectively improved pump housing 170's installation accuracy. Due to the inclined arrangement of the pump body 150, the stress conditions of different areas at the joint of the pump housing 170 and the connecting piece 160 are different, and the second alignment column 1622 can reduce the stress difference at the joint of the pump housing 170, thereby improving the stability and reliability of connection. The value of the included angle M may be 30 °, 45 °, 60 °, or 90 °, and the second alignment post 1622 has a better supporting effect on the pump housing 170.

The pump housing 170 is hollow inside and has an open end, the pump body 150 is inserted into the pump housing 170 from the open end of the pump housing 170, and an avoiding opening 174 is formed in the other end of the pump housing 170 opposite to the open end, and the avoiding opening 174 is used for enabling the liquid inlet and the liquid outlet of the pump body 150 to extend out of the pump housing 170. The length of the pump body 150 is greater than the length of the pump housing 170, so that the portion of the pump body 150 is exposed out of the pump housing 170, and the portion of the pump body 150 exposed out of the pump housing 170 is accommodated in the accommodating groove 1611. The accommodating groove 1611 may be formed in various manners, and in consideration of the convenience of molding the connection member 160, in the present invention, the end surface of the connection member 160 facing the pump body 150 is provided with a surrounding plate 161 extending toward the pump body 150, wherein the surrounding plate 161 is annularly disposed to form the accommodating groove 1611. The receiving groove 1611 is oval or circular, and the hollow cavity of the pump housing 170 is a cylindrical cavity disposed in an inclined manner.

In order to make the accommodating groove 1611 have a better accommodating capacity, a preset gap exists between the starting end P and the ending end Q of the shroud plate 161, so that the shroud plate 161 has a certain deformation capacity in the circumferential direction of the shroud plate 161 under the action of the end of the pump body 150, and the accommodating groove 1611 has a better accommodating capacity so as to be convenient for installation. If the starting end P and the tail end Q of the surrounding plate 161 are directly connected, the surrounding plate 161 cannot be deformed in the circumferential direction thereof, and the accommodating groove 1611 has poor accommodating capability and is inconvenient to install when the pump body 150 is inclined.

Adopt the mode of dismantling the setting to connect between pump housing 170 and the connecting piece 160, specifically, be equipped with the screw post 163 that distributes in the periphery of containing groove 1611 on the connecting piece 160, be equipped with the screw hole 164 that is used for connecting the screw on the screw post 163, pump housing 170 is equipped with the mounting hole 173 with screw post 163 complex, during the installation, passes mounting hole 173 and screw post 163 through the screw and realizes connecting piece 160 and pump housing 170's fixed. In the present invention, the outer diameter of the alignment pillar 162 is smaller than the outer diameter of the screw pillar 163, and the cross-section of the alignment pillar 162 is in a cross shape. The opening end of the pump housing 170 is surrounded by a flange 172, the flange 172 is provided with a positioning hole 171 and a mounting hole 173, and the alignment column 162 is in clearance fit with the positioning hole 171.

In order to further improve the stability and reliability of the connection between the pump housing 170 and the connection member 160, the screw post 163 and the alignment post 162 are disposed as follows. Specifically, the number of the lead screws 163 is provided as a pair, and the pair of lead screws 163 is distributed along the radial direction of the accommodating groove 1611. Referring to fig. 7, the pair of screw columns 163 includes a first screw column 1631 and a second screw column 1632, the first alignment column 1621 is disposed near the first screw column 1631, and the third alignment column 1623 is disposed near the second screw column 1632; the linear distance between the second alignment post 1622 and the first and

second screw posts

1631 and 1632 is greater than the linear distance between the first alignment post 1621 and the first screw post 1631; the linear distance between the second alignment post 1622 and the first and

second screw posts

1631 and 1632 is greater than the linear distance between the third alignment post 1623 and the second screw post 1632.

It is understood that the alignment installation structure of the pump in the present invention can be applied to different usage scenarios, which will be exemplified below.

The pump alignment mounting structure of the present invention can be applied to the floor cleaning device 100. Referring to fig. 1 to 7, the floor cleaning apparatus 100 includes: the rod body 110 is provided with a liquid storage tank 140, and the liquid storage tank 140 is used for containing cleaning liquid; a cleaning member 120 disposed at one end of the rod body 110 for cleaning a surface to be cleaned; the pump body 150 is disposed on the rod 110 through a connector 160, and is used for delivering the liquid in the liquid storage tank 140 to the cleaning assembly 120. The pump body 150 is disposed obliquely relative to the connecting member 160, the connecting member 160 is formed with a receiving groove 1611, the pump body 150 is sleeved with a pump casing 170, and the pump casing 170 is connected to the connecting member 160 to form a chamber for receiving the pump body 150 by surrounding the receiving groove 1611. The connecting piece 160 is further provided with three alignment posts 162, the pump housing 170 is provided with positioning holes 171 matched with the alignment posts 162, the number of the alignment posts 162 is three, two of the three alignment posts 162 are arranged closely, the two closely arranged alignment posts 162 are respectively clamped with a connecting line of the centers of the accommodating grooves 1611 to form an included angle M, and the included angle M is larger than 0 degree and not larger than 90 degrees. The floor cleaning device 100 may be a floor washing machine, a floor wiping machine, or other cleaning device equipped with a water pump or an air pump, the lever body 110 is provided with a button unit 130 for controlling the on/off of the device, and the pump body 150 is used for controlling the supply of cleaning liquid.

In the present invention, the alignment post 162 includes a first alignment post 1621, a second alignment post 1622, and a third alignment post 1623, the first alignment post 1621 and the second alignment post 1622 are disposed close to each other, and the first alignment post 1621 and the second alignment post 1622 are respectively disposed to form the above-mentioned included angle M with a connecting line of the center of the accommodating groove 1611. The value of the included angle M may be 30 °, 45 °, 60 °, or 90 °, and the second alignment post 1622 has a better supporting effect on the pump housing 170 under the above value, and has the advantage of stable and reliable connection. The first aligning post 1621, the second aligning post 1622, and the third aligning post 1623 are all straight bars, the first aligning post 1621, the second aligning post 1622, and the third aligning post 1623 are all distributed along the extending direction of the rod body 110, the rod body 110 extends along the up-down direction, and the up-down direction refers to the up-down direction in the drawing.

It should be understood that the above specific application is only an illustration of the alignment installation structure of the pump in the present invention, and those skilled in the art can make an adaptation according to the actual situation, and therefore, the detailed description is omitted here.

In summary, in the present invention, three-point positioning is realized by the first alignment post 1621, the second alignment post 1622, and the third alignment post 1623, so as to effectively improve the installation accuracy of the pump housing 170, and the second alignment post 1622 can also provide effective support for the pump housing 170, and has the advantages of good installation effect and stable and reliable connection. Further, the value of the included angle M may be 30 °, 45 °, 60 °, 90 °, and the second alignment post 1622 has a better supporting effect on the pump housing 170 under the above value. Further, a preset gap exists between the starting end P and the tail end Q of the shroud plate 161, so that the shroud plate 161 has certain deformation capacity in the circumferential direction of the shroud plate 161 under the action of the end of the pump body 150, and the accommodating groove 1611 has good accommodating capacity so as to facilitate installation.

The above is only one embodiment of the present invention, and any other modifications based on the concept of the present invention are considered as the protection scope of the present invention.

Claims

1. An alignment mounting structure of a pump for mounting a pump body (150), wherein the pump body (150) is obliquely arranged, the alignment mounting structure comprising:

a connector (160) formed with a receiving groove (1611);

the pump housing (170) is obliquely arranged on the connecting piece (160) and is matched with the accommodating groove (1611) to form a cavity for accommodating the pump body (150); and

the alignment columns (162) are arranged on the connecting piece (160) and distributed on the periphery of the accommodating groove (1611), and positioning holes (171) matched with the alignment columns (162) are formed in the pump housing (170);

wherein, counterpoint post (162) are equipped with threely, live (1621), second counterpoint post (1622), third counterpoint post (1623) including first counterpoint, first counterpoint post (1621) with second counterpoint post (1622) are close to the setting, first counterpoint post (1621), second counterpoint post (1622) respectively with the line clamp at the center of storage tank (1611) is established and is formed with contained angle M, contained angle M is greater than 0 and is not more than 90 to realize the location and support pump housing (170).

2. The pump aligning-mounting structure according to claim 1, wherein: the pump body (150) is towards first counterpoint post (1621) and/or second counterpoint post (1622) department and emptys the setting, contained angle M is 30 °, 45 °, 60 °, 90 °.

3. The pump aligning-mounting structure according to claim 1, wherein: the accommodating groove (1611) is oval or circular.

4. The pump aligning-mounting structure according to claim 1, wherein: an enclosing plate (161) extending towards the pump body (150) is arranged on the end face of the connecting piece (160) facing the pump body (150), wherein the enclosing plate (161) is annularly arranged to form the accommodating groove (1611).

5. The pump aligning-mounting structure according to claim 1, wherein: pump housing (170) are inside cavity and an end opening setting, the open end department ring of pump housing (170) is equipped with chimb (172), be equipped with on chimb (172) locating hole (171).

6. The pump aligning-mounting structure according to claim 1, wherein: the connecting piece (160) is further provided with screw columns (163), screw holes (164) for connecting screws are formed in the screw columns (163), and the screw columns (163) are distributed on the periphery of the accommodating groove (1611); wherein, pump housing (170) is equipped with mounting hole (173) that screw post (163) cooperatees, pass through the screw mounting hole (173) with screw post (163) realize the connecting piece (160) with the fixed of pump housing (170).

7. The pump aligning-mounting structure according to claim 1, wherein: the alignment column (162) is in clearance fit with the positioning hole (171).

8. The pump aligning-mounting structure according to claim 6, wherein: the external diameter of counterpoint post (162) is less than the external diameter of screw post (163), just the cross-section of counterpoint post (162) is "ten" style of calligraphy.

9. The pump aligning-mounting structure according to claim 6, wherein: the pair of screw columns (163) is arranged and distributed along the radial direction of the accommodating groove (1611), and the pair of screw columns (163) comprises a first screw column (1631) and a second screw column (1632);

wherein the first alignment post (1621) is disposed proximate to the first screw post (1631), and the third alignment post (1623) is disposed proximate to the second screw post (1632);

the linear distance between the second alignment column (1622) and the first screw column (1631) and the linear distance between the second alignment column (1632) and the second screw column (1632) are respectively greater than the linear distance between the first alignment column (1621) and the first screw column (1631);

the second alignment column (1622) is respectively greater than the linear distance between the third alignment column (1623) and the second screw column (1632) than the linear distance between the first screw column (1631) and the second screw column (1632).

10. A floor cleaning device (100), comprising:

a rod body (110) provided with a liquid storage tank (140);

the cleaning component (120) is arranged at one end part of the rod body (110) and is used for cleaning the surface to be cleaned;

the pump body (150) is arranged on the rod body (110) through a connecting piece (160) and is used for conveying the liquid in the liquid storage tank (140) to the cleaning assembly (120);

the pump body (150) is obliquely arranged relative to the connecting piece (160), a containing groove (1611) is formed in the connecting piece (160), a pump cover (170) is sleeved on the pump body (150), and the pump cover (170) is connected with the connecting piece (160) so as to form a cavity for containing the pump body (150) by being surrounded with the containing groove (1611);

wherein, still be equipped with counterpoint post (162) on connecting piece (160), be equipped with on pump housing (170) with counterpoint post (162) matched with locating hole (171), counterpoint post (162) are equipped with threely, have two in three counterpoint post (162) to be close to the setting, two are close to the setting counterpoint post (162) respectively with the line clamp at the center of storage tank (1611) is established and is formed with contained angle M, contained angle M is greater than 0 and is not more than 90.