CN210612017U - Dust absorption pipe assembly and dust catcher - Google Patents

Abstract

The utility model provides a dust absorption pipe subassembly (1) and dust catcher, on dust absorption pipe subassembly (1) was applied to the dust catcher, dust absorption pipe subassembly (1) included: connect (10), body (20), coupling assembling (40) and housing (30), the one end that connects (10) is connected with the inlet air channel of dust catcher, the other end that connects (10) is connected with body (20), the tip of body (20) has hollow chamber (21) that holds, connect (10) part to be acceptd in holding chamber (21), coupling assembling (40) wear to establish the tip of joint (10) and body (20) in proper order, with attach fitting (10) and body (20), housing (30) cover is established in the tip outside of body (20), and cover coupling assembling (40), the utility model discloses a dust absorption pipe subassembly is through imbedding in the inside accommodation space of body with the junction of joint with the body, has promoted the aesthetic property of dust absorption pipe subassembly.

Description

Dust absorption pipe assembly and dust catcher

Technical Field

The utility model relates to a dust catcher field especially relates to a dust absorption pipe assembly and dust catcher.

Background

Along with the development of economy, dust collectors have become more and more popular, and now the dust collectors have become people and have cleaned indoor living environment and the important instrument of operational environment, and the theory of operation of dust collectors is that the dust collector motor high-speed operation makes the sunction inlet inhale the air, and the dust enters into the dust collector inside along with the air and is filtered by the dirt filtrating subassembly, and the air after the filtration releases to the environment again, improves the environment, improves comfort level and air quality.

At present, the dust catcher need use the extension pipe when using, and the extension pipe adds to establish on the dust absorption pipeline of dust catcher, and the extension pipe generally uses metal material to make, and the tubular metal resonator is connected with the dust absorption pipeline to connect through coupling assembling, can satisfy user's user demand with the tubular metal resonator of guaranteeing the extension.

However, the elongated metal tube has the advantages of high strength and thick wall, and the metal tube is generally extruded and is difficult to design a complex structure, so that the metal tube is difficult to fix, the dust suction pipeline and the metal tube are generally made of different materials, and the dust suction pipeline and the metal tube are generally connected by screws or fasteners when being fixedly connected, and the screws or fasteners are exposed outside, so that the appearance is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dust absorption pipe subassembly and dust catcher places in the inside accommodation space of body through with the junction between body and the joint, under the prerequisite of guaranteeing to connect with body fixed connection, has promoted the holistic aesthetic property of dust catcher.

In a first aspect, the present embodiment provides a suction pipe assembly for use in a vacuum cleaner, the suction pipe assembly comprising: connect, body, coupling assembling and housing, the one end that connects with the inlet air duct of dust catcher connects, the other end that connects with the body is connected, the tip of body has the hollow cavity that holds, the joint portion is acceptd hold in the cavity, coupling assembling wears to establish in proper order the joint with the tip of body, in order to connect the joint with the body, the housing cover is established the tip outside of body, and cover coupling assembling.

This implement the dust absorption pipe subassembly that provides is connected through coupling assembling between joint and the body, connects the accommodation space that the group price is located the body inside, and the cover body covers the coupling part of joint and body from the outside of body and establishes, guarantees the fixed connection of body and joint, has promoted holistic aesthetic property.

In one possible design, the joint includes: the connector comprises a connector main body, an inner sleeve and a rotation limiting part, wherein one end of the inner sleeve is connected with the connector main body, the other end of the inner sleeve forms a second end of the connector, the inner sleeve and the connector main body are communicated with each other, and the rotation limiting part is positioned on the outer side of the inner sleeve and connected with the connector main body;

the connecting assembly penetrates through the rotation limiting part.

In one possible design, there is a gap between the rotation limiter and the outer wall of the inner sleeve for mounting the connection assembly.

In a possible design, the accommodating cavity comprises an air inlet cavity and a wiring cavity, the air inlet cavity and the wiring cavity are arranged side by side and are isolated from each other, the inner sleeve extends into the air inlet cavity, and the rotary limiting part extends into the wiring cavity.

The rotating limiting part and the inner sleeve pipe respectively extend into different cavities, and a gap between the rotating limiting part and the inner sleeve pipe is clamped on a partition plate between the air inlet cavity and the wiring cavity, so that the connecting assembly is convenient to connect, and the limiting effect of limiting the rotation of the limiting joint is achieved.

In one possible design, the connection assembly includes a connector and a fastener, the connection assembly being located in a gap between the rotation limiter and the inner sleeve;

the rotary limiting part is provided with a first connecting hole, the connecting assembly is provided with a second connecting hole, the pipe body is provided with a third connecting hole, and the fastener sequentially penetrates through the first connecting hole, the third connecting hole and the second connecting hole to connect the pipe body and the joint.

In a possible design, a support is further arranged on the joint, the support is provided with a through hole, and when the joint is connected with the pipe body, the support is located on the outer side of the outer wall of the pipe body.

In a possible design, the connector further comprises a conductive assembly and a wire connected with the conductive assembly, the conductive assembly is installed in the through hole, and the wire extends into the wiring cavity.

In a possible design, a pair of parallel blocking pieces is further arranged on the connecting piece, and a wire passing channel for the lead to pass through is formed between the blocking pieces.

In a possible design, the housing is a tubular structure with an opening at one end and an end face at the other end, an avoiding hole for the pipe body to pass through is formed in the end face of the housing, and the opening edge of the housing is connected with the outer wall of the joint.

In a possible design, the outer wall of the joint is provided with a first installation part, and the outer circumferential surface of the housing is provided with a second installation part matched with the first installation part in shape.

In one possible design, the second mounting portion is a mounting hole or a mounting groove.

In a second aspect, the present embodiment provides a vacuum cleaner comprising a main cleaner body and the vacuum cleaner pipe assembly provided in the first aspect.

The utility model provides a dust absorption pipe assembly, dust absorption pipe assembly use on the dust catcher, dust absorption pipe assembly include: the joint, the pipe body, the connecting assembly and the housing, one end of the joint is connected with an air inlet channel of the dust collector, the other end of the joint is connected with the pipe body, the pipe body is an extension pipe of the joint, the joint extends outwards through the pipe body, the joint is guaranteed to be contacted with the ground or a corner through the pipe body, the purpose of sucking air with dust is achieved, the pipe body is of a hollow structure, a containing cavity is arranged in the pipe body, one end of the joint extends into the pipe body, the part of the joint is located in the containing cavity, the connecting assembly is further arranged in the containing cavity, when one end of the joint is arranged in the pipe body, the connecting assembly sequentially penetrates through the joint and the pipe body, the joint is fixed in the containing space, the joint and the pipe body are fixed, the fixed connection position is located in the pipe body, the housing is sleeved on the pipe body, the connection, the aesthetic property of the dust collection pipe assembly is destroyed, compared with the prior art, the connecting assembly is arranged in the pipe body, the aesthetic property of the appearance is ensured on the basis of ensuring the fixed connection between the pipe body and the joint, and the requirement of a user is met.

The structure of the present invention and other objects and advantages thereof will be more clearly understood from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.

Drawings

Fig. 1 is a schematic view illustrating an overall connection of a dust suction pipe assembly according to a first embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of a dust suction pipe assembly according to a first embodiment of the present invention;

fig. 3 is a schematic structural view of a joint portion of a dust suction pipe assembly according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a connection assembly in a dust collection pipe assembly according to a first embodiment of the present invention;

fig. 5 is a schematic structural view of a conductive assembly in a dust collection pipe assembly according to a first embodiment of the present invention;

fig. 6 is a schematic view illustrating a connection relationship between a housing and a pipe body in a dust collection pipe assembly according to a first embodiment of the present invention;

fig. 7 is a schematic view illustrating an internal connection relationship of a dust collection pipe assembly according to a first embodiment of the present invention;

fig. 8 is a schematic view of an overall connection structure of a dust collection pipe according to a second embodiment of the present invention.

Description of reference numerals:

1-a dust extraction tube assembly;

10-a linker;

11-inner sleeve;

12-a rotation-limiting part;

121-a first connection hole;

13-a scaffold;

14-a first mounting portion;

20-a pipe body;

21-an accommodation cavity;

211-an air intake cavity;

212-wiring cavity;

30-a housing;

31-a second mounting portion;

40-a connecting assembly;

41-a connector;

42-second connection hole;

43-baffle plate;

50-a conductive component;

51-terminal;

60-a wire;

70-cleaner main unit.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

The present embodiment provides a dust suction pipe assembly 1, the dust suction pipe assembly 1 is applied to a handheld dust collector, and as shown in fig. 1 and 2, the dust suction pipe assembly 1 includes: the vacuum cleaner comprises a joint 10, a pipe body 20, a connecting assembly 40 and a cover 30, wherein one end of the joint 10 is connected with an air inlet channel of the vacuum cleaner, the other end of the joint 10 is connected with the pipe body 20, the joint 10 is a part of a pipeline of the vacuum cleaner and extends out of a shell of the vacuum cleaner, and when a user uses the vacuum cleaner, external air directly enters the interior of the vacuum cleaner through the joint 10.

Optionally, in an embodiment, the pipe body 20 is an extension pipe, the length of the connector main body is short, and when the vacuum cleaner is used, especially a handheld vacuum cleaner, in order to contact the dust suction pipe with the ground or a corner, the dust suction pipe needs to have a certain length, the pipe body 20 and the connector 10 are both part of the dust suction pipe, the connector 10 is connected with a housing of the vacuum cleaner, the pipe body 20 is connected with the connector 10, the pipe body 20 is equivalent to an extension pipe of the connector 10, the connector 10 is extended, one end of the pipe body 20 is connected with the connector 10, and the other end of the pipe body 20 is connected with a ground brush or other cleaning head.

It should be noted that, in this embodiment, the tube 20 is generally a retractable or foldable component, which is beneficial to the placement and storage of the vacuum cleaner, the suction pipe generally has a certain length, which affects the storage of the vacuum cleaner, therefore, the tube 20 is generally made in a multi-segment retractable manner, meanwhile, the tube 20 is generally made of metal, the tube 20 is an extension tube, which needs to have certain strength due to its length, the connector 10 is generally made of plastic material as the housing of the vacuum cleaner, the connection between the tube 20 and the connector 10 needs to be realized by a fixing member, and the tube 20 is generally formed by extrusion during the manufacturing process of the components, so the internal structure of the tube 20 is generally simple, and it is difficult to realize a complex structure, and thus, a relatively simple fixing member is generally used before the tube 20 and the connector 10 are fixedly connected, in the prior art, a screw or a rivet is adopted between the pipe body and the joint, the pipe body and the joint are fixed outside the pipe body, and the screw or the rivet for fixing the pipe body and the joint is left outside the pipe body, so that the overall aesthetic property of the dust collector is influenced.

Alternatively, in this embodiment, the tubular body 20 is a hollow member, having a receiving cavity 21 therein, when the tubular body 20 and the fitting 10 are connected, a portion of the fitting 10 is located in the housing cavity 21 of the tubular body 20, the inside of the receiving cavity 21 is further provided with a connecting assembly 40, and the joint 10 and the pipe body 20 are connected through the connecting assembly 40, the connection is realized in the accommodating cavity 21, one end of the joint 10 extends into and is arranged in the accommodating cavity 21 inside the pipe body 20, and is accommodated in the accommodating cavity 21, one end of the joint 10 extending into the accommodating cavity 21 is connected with the connecting assembly 40, the connecting assembly 40 is also connected with the accommodating cavity 21, so that the joint 10 is connected in the accommodating cavity 21, namely, the joint 10 is connected with the pipe body 20 through the connecting component 40, and the connecting position is located in the accommodating cavity 21 inside the pipe body 20, so that the aesthetic property of the appearance is ensured on the basis of ensuring the connection relation.

Alternatively, in this embodiment, when the connection assembly 40 connects the connector 10 and the pipe body 20, the connection assembly 40 sequentially penetrates through the end portions of the connector 10 and the pipe body 20, so as to fixedly connect the pipe body 20 and the connector 10, the casing 30 is sleeved outside the pipe body 20, the casing 30 is a casing-shaped casing component, and the connector 10 of the casing 30 extends into the pipe body 20 from the outside, that is, the connection portion between the connector 10 and the pipe body 20 is completely covered inside the casing 30, which can also be understood as that the casing 30 covers the connection assembly 40, and in short, the casing 30 serves to hide the connection between the connector 10 and the pipe body 20 from the outside inside of the casing 30.

It should be noted that, in this embodiment, the connection between the connector 10 and the pipe body 20 is realized through a connection assembly, and the connection position between the connector 10 and the pipe body 20 is located in the accommodating cavity 21 inside the pipe body 20, and is difficult to be directly seen from the outside, but one end of the connector 10 extends into the pipe body 20, and the connection portion where the connector 10 extends into the pipe body 20 is clearly visible from the appearance, and the cover 30 is sleeved on the pipe body 20, and the contact portion between the connector 10 and the pipe body 20 is covered by the structural characteristics of itself, so that the connection portion between the connector 10 and the pipe body 20 cannot be clearly seen from the outside, and only the cover 30 is covered between the pipe body 20 and the connector 10, thereby ensuring the aesthetic property of the dust collection pipe assembly 1.

The present embodiment provides a dust suction pipe assembly 1, the dust suction pipe assembly 1 is applied to a dust collector, the dust suction pipe assembly 1 includes: the vacuum cleaner comprises a joint 10, a pipe body 20, a connecting assembly 40 and a housing 30, wherein one end of the joint 10 is connected with an air inlet channel of the vacuum cleaner, the other end of the joint 10 is connected with the pipe body 20, the pipe body 20 is an extension pipe of the joint 10, the joint 10 extends outwards through the pipe body 20, the joint 10 is ensured to be in contact with the ground or a wall corner through the pipe body 20, the purpose of sucking air with dust is achieved, the pipe body 20 is of a hollow structure, a containing cavity 21 is formed in the pipe body 20, one end of the joint 10 extends into the pipe body 20, part of the joint 10 is located in the containing cavity 21, the connecting assembly 40 is further arranged in the containing cavity 21, when one end of the joint 10 is placed in the pipe body 20, the connecting assembly 40 sequentially penetrates through the joint 10 and the pipe body 20, the joint 10 is fixed in the containing space, and the fixed connection position is located, the cover is equipped with housing 30 on the body 20, covers body 20 with the connection of joint 10, when having solved the fixed part and being located the outside, has destroyed the aesthetic property of dust absorption pipe subassembly 1, compares with prior art, and the setting of coupling assembling 40 is in the inside of body 20, on the fixed connection's between guaranteeing body 20 and joint 10 basis, has still guaranteed the aesthetic property of outward appearance, satisfies user's requirement.

Optionally, in this embodiment, as shown in fig. 2 and 3, the joint 10 includes: the connector comprises a connector main body, an inner sleeve 11 and a rotation limiting part 12, wherein one end of the inner sleeve 11 is connected with the connector main body, one end of the connector main body facing the dust collector is connected with an air inlet pipeline of the dust collector, the other end of the connector main body, namely, one end facing the outer side of the dust collector is connected with the inner sleeve 11, the inner sleeve 11 is a connecting end of the connector 10 and a pipe body 20, when the connector 10 is connected with the pipe body 20, the inner sleeve 11 extends into the pipe body 20, namely, only the inner sleeve 11 in the connector 10 can enter an accommodating cavity 21 in the pipe body 20, the rest parts of the connector main body are positioned outside the pipe body 20, the foremost end of the inner sleeve 11, namely, the inner sleeve 11 firstly extends into one end of the pipe body 20 and serves as a second end of the connector 10, and meanwhile, an inner cavity of the inner sleeve 11 is mutually communicated with an inner cavity of the connector main body, so that when the inner sleeve, the rotation limiting part 12 is positioned at the outer side of the inner sleeve 11, the rotation limiting part 12 is connected on the joint main body, the position of the rotation limiting part 12 is at the same side with the inner sleeve 11, the rotation limiting part 12 is positioned below the inner sleeve 11, it can be understood that one end of the joint 10 is connected to the cleaner, the other end of the joint 10 is connected to the inner sleeve 11 and the rotation-restricting part 12, wherein, the inner sleeve 11 is communicated with the inner cavity of the joint 10, the rotation limiting part 12 is positioned below the inner sleeve 11, when the connector 10 is connected to the body 20, the inner sleeve 11 extends into the housing cavity 21 inside the body 20, the rotation-limiting portion 12 also enters the receiving cavity 21, and when the connector assembly 40 connects the connector 10 with the pipe body 20, actually, the connector assembly 40 does not pass through the inner sleeve 11, and is inserted into the rotation-restricting portion 12, and the joint 10 is connected to the pipe body 20 through the rotation-restricting portion 12.

Optionally, in this embodiment, the rotation limiting portion 12 is located below the inner sleeve 11, a gap is formed between the rotation limiting portion 12 and the inner sleeve 11, the connecting assembly 40 is located in the gap, the connecting assembly 40 is disposed in the gap between the rotation limiting portion 12 and the inner sleeve 11, and when the rotation limiting portion 12 and the inner sleeve 11 extend into the accommodating cavity 21 together, the connecting assembly 40 penetrates and connects the rotation limiting portion 12 and the pipe body 20 together through the gap between the rotation limiting portion 12 and the inner sleeve 11.

Optionally, in this embodiment, as shown in fig. 1, the accommodating cavity 21 includes: the dust collector comprises an air inlet cavity 211 and a wiring cavity 212, wherein the air inlet cavity 211 is used for air to pass through, the wiring cavity 212 is used for a lead 60 and a flat cable to pass through, chambers of the wiring cavity 212 and the air inlet cavity 211 are mutually spaced, the lead 60 passes through the wiring cavity 212, in order to ensure safety, the lead 60 is required to be arranged in a relatively independent space, meanwhile, when the inner sleeve 11 and the rotation limiting part 12 extend into the accommodating cavity 21 together, the inner sleeve 11 and the rotation limiting part 12 actually enter different chambers respectively, the inner sleeve 11 enters the air inlet cavity 211, the inner sleeve 11 is communicated with the air inlet cavity 211, therefore, after external dust-laden air is sucked into the air inlet cavity, the air inlet cavity enters the connector 10 through the inner sleeve 11, the air passage of the dust collector pipeline is ensured to be smooth, and the rotation limiting part 12 extends into the wiring cavity 212, the spacing between the rotation limiting portion 12 and the inner sleeve 11 is clamped on the partition between the air inlet cavity 211 and the wiring cavity 212, and meanwhile, the connecting assembly 40 enters the wiring cavity 212 along with the rotation limiting portion 12, only the conducting wire 60 passes through the wiring cavity 212, and external air constantly passes through the air inlet cavity 211.

Optionally, in this embodiment, as shown in fig. 4, the connection assembly 40 includes: a connecting member 41 and a fastening member, the connecting member 41 is a main body of the connecting assembly 40, the connecting assembly 40 is located in a gap between the rotation limiting portion 12 and the inner sleeve 11, when the inner sleeve 11 and the rotation limiting portion 12 extend into the air inlet cavity 211 and the wiring cavity 212 respectively, the bottom end of the connecting assembly 40 contacts with the rotation limiting portion 12, the top end of the connecting assembly 40 contacts with a partition plate between the air inlet cavity 211 and the wiring cavity 212, the rotation limiting portion 12 is provided with a first connecting hole 121, the connecting assembly 40 is provided with a second connecting hole 42, the pipe body 20 is provided with a third connecting hole, the first connecting hole 121, the second connecting hole 42 and the third connecting hole correspond to each other, when the connecting assembly 40 connects the pipe body 20 and the joint 10, the fastening member sequentially passes through the first connecting hole 121, the second connecting hole 42 and the third connecting hole, specifically, the third connecting hole on the, when the connection assembly 40 is located in the wiring cavity 212 and the rotation limiting portion 12 is located in the wiring cavity 212, the positions between the first connecting hole 121 and the second connecting hole 42 correspond to each other, the first connecting hole 121 and the second connecting hole 42 are located in the pipe body 20, the third connecting hole corresponds to the positions of the first connecting hole 121 and the second connecting hole 42 from the outer wall of the pipe body 20, the fastening piece extends into the pipe body 20 from the outer side of the pipe body and sequentially penetrates through the third connecting hole, the first connecting hole 121 and the second connecting hole 42, one end of the fastening piece extending into the wiring cavity 212 finally contacts and abuts against a partition plate between the air inlet cavity 211 and the wiring cavity 212, the positions of the pipe body 20, the rotation limiting portion 12, the connection assembly 40 and the partition plate are relatively fixed, and accordingly the position between the connector 10 and the pipe body 20 is.

It should be noted that, in this embodiment, the rotation limiting portion 12 also plays a role of limiting the offset of the joint 10, when the joint 10 extends into the pipe body 20, the joint 10 may rotate at the joint or offset to a certain extent, and the rotation limiting portion 12 is clamped in the wiring cavity 212, and when the joint 10 rotates, the rotation limiting portion 12 may contact with the partition between the air inlet cavity 211 and the wiring cavity 212, so as to clamp the position of the joint 10, and limit the movement of the joint 10.

Optionally, in this embodiment, a bracket 13 is further disposed on the joint 10, the bracket 13 is connected to the joint main body, the bracket 13 is located at one end of the joint main body facing the vacuum cleaner, the position of the joint 10 corresponds to the position of the rotation limiting portion 12, the bracket 13 is located at the opposite side of the rotation limiting portion 12, meanwhile, the bracket 13 is located at one end where the inner sleeve 11 is located, when the inner sleeve 11 and the rotation limiting portion 12 extend into the pipe body 20, the bracket 13 is located outside the pipe body 20, that is, the bracket 13 is located outside the pipe body 20 without extending into the pipe body 20, the bracket 13 is provided with a through hole, and the through hole penetrates through an end surface of the bracket 13.

Optionally, in this embodiment, as shown in fig. 2, 5 and 7, the dust suction pipe assembly 1 further includes a conductive assembly 50 and a conducting wire 60, the conducting wire 60 is electrically connected to the conductive assembly 50, the conductive assembly 50 is mounted on the bracket 13, specifically, the conductive assembly 50 is disposed in a through hole formed in the bracket 13, an outer edge of the conductive assembly 50 and an inner edge of the through hole are abutted to each other, so that the conductive element 50 can be clamped in the through hole, the end of the conductive element 50 facing the tube 20 is provided with a terminal 51, the conductive wire 60 is electrically connected with the terminal 51 and then can extend into the wiring cavity 212, and is connected to a member such as a floor brush or a cleaning head provided at the other side of the tube body 20, through the wiring chamber 212, outside the connection portion between the lead 60 and the conductive member 50, and the connection portion between the pipe body 20 and the joint 10 through the connection member 40 is located inside the pipe body 20.

Optionally, in this embodiment, the connection between the conductive element 50 and the wire 60 is an electrical connection, and the connection portion between the conductive element 50 and the wire 60 is located outside the tube body 20, which is equivalent to the connection of the portion always exposed to the outside, so that the safety of the dust collecting tube assembly 1 is affected, the wire 60 and the conductive element 50 need to be protected from the outside to prevent a user from touching the conductive element 50 during use and causing a safety accident, therefore, the outer side of the tube body 20 is covered with the cover 30, the cover 30 is a cylindrical structure as a whole, one end of the cover 30 is open, the other end of the cover 30 has an end face, and one end having the end face is provided with a relief hole, the aperture of the relief hole is the same as the diameter of the tube body 20, the tube body 20 can enable the cover 30 to be sleeved on the tube body 20 through the relief hole, the cover 30 can move on the tube body 20 through the relief hole, and when the cover, the end of the cover 30 having the opening faces the end of the contact 10, the cover 30 integrally forms a cover-like housing structure to cover a part of the contact 10 in the cover 30, that is, the opening edge of the cover 30 is connected to the outer wall of the contact 10, and the holder 13, the conductive member 50 and a part of the lead 60 are covered in the cover 30.

Optionally, in this embodiment, as shown in fig. 4 and 7, the connecting member 41 is further provided with a pair of blocking pieces 43 parallel to each other, the blocking pieces 43 are respectively close to the left and right ends of the connecting member 41, a wire passing channel is formed in the middle of the blocking pieces 43 on both sides, when the wire 60 extends from the conductive assembly 50 towards the wiring cavity 212, the wire 60 firstly enters the wire passing channel, and then enters the wiring cavity 212 after passing through the wire passing channel, the wire passing channel plays a role of positioning and fixing the wire 60, before the wire 60 enters the wiring cavity 212, a part of the wire 60 is exposed outside the wiring cavity 212, the cover 30 covers the part of the wire 60, together with the conductive assembly 50 and the bracket 13, and these parts are hidden inside the cover 30 when viewed from the outside of the tube body 20, on one hand, the conductive assembly 50 and the wire 60 are prevented from being touched by a user when in use, on the other hand, these parts are, the device is prevented from leaking to influence the integral aesthetic property of the dust collector.

Optionally, in this embodiment, as shown in fig. 2, 6 and 7, the outer wall of the joint 10 is provided with a first mounting portion 14, the outer circumference of the casing 30 is surrounded by a second mounting portion 31, the shapes of the first mounting portion 14 and the second mounting portion 31 are matched, the casing 30 and the joint 10 can be fixedly connected through the first mounting portion 14 and the second mounting portion 31, the first mounting portion 14 and the second mounting portion 31 can be connected through a fastener, or the first mounting portion 14 and the second mounting portion 31 can be fixedly connected through one being clamped in the middle of the other.

Optionally, in this embodiment, the second mounting portion 31 is a mounting groove or a mounting hole, when the second mounting portion 31 is a mounting hole, the first mounting portion 14 is also a mounting hole, and the first mounting portion and the second mounting portion are connected by a fastener or a screw, when the second mounting portion 31 is a mounting groove, the first mounting portion 14 is a convex plug structure such as a convex column, and a connecting hole connected with the convex column or the plug is formed in a groove bottom of the second mounting portion 31, and the first mounting portion and the second mounting portion are connected and fixed by clamping.

Example two

The present embodiment provides a vacuum cleaner, as shown in fig. 8, including a vacuum cleaner main body (70) and a vacuum cleaning pipe assembly 1, wherein the vacuum cleaning pipe assembly 1 includes: the vacuum cleaner comprises a joint 10, a pipe body 20, a connecting component 40 and a cover 30, wherein one end of the joint 10 is connected with a cleaner host (70), the other end of the joint 10 is connected with the pipe body 20, a hollow accommodating cavity 21 is arranged in the pipe body 20, part of the joint 10 can be accommodated in the accommodating cavity 21, one end of the joint 10, which is positioned in the accommodating cavity 21, is connected with the connecting component 40, the connecting component 40 connects the joint 10 with the pipe body 20, the connecting position is positioned in the accommodating cavity 21, the cover 30 is sleeved on the pipe body 20 and covers part of the joint 10, in the embodiment, the dust suction pipe component 1, the joint 10 and the pipe body 20 are hidden in the dust suction pipe, meanwhile, the cover covers the connecting position of the joint 10 and the pipe body 20 from the outer side of the pipe body 20, the connecting section of the joint 10 and the pipe body 20 is completely hidden, the fixed connection of the joint 10 and the pipe body 20 is ensured, and the requirement of the user on the appearance is met.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The above disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of the specific examples are described above. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (12)

1. A suction tube assembly (1), characterized in that the suction tube assembly (1) is applied to a suction cleaner, the suction tube assembly (1) comprising: connect (10), body (20), coupling assembling (40) and housing (30), the one end that connects (10) with the inlet air duct of dust catcher connects, the other end that connects (10) with body (20) are connected, the tip of body (20) has hollow chamber (21) that holds, connect (10) part to be acceptd hold in chamber (21), coupling assembling (40) wear to establish in proper order connect (10) with the tip of body (20), in order to connect (10) with body (20), housing (30) cover is established the tip outside of body (20), and cover coupling assembling (40).

2. The suction hose assembly (1) according to claim 1, characterized in that said joint (10) comprises: the connector comprises a connector main body, an inner sleeve (11) and a rotation limiting part (12), wherein one end of the inner sleeve (11) is connected with the connector main body, the other end of the inner sleeve (11) forms a second end of the connector (10), the inner sleeve (11) is communicated with the connector main body, and the rotation limiting part (12) is located on the outer side of the inner sleeve (11) and connected with the connector main body;

the connecting component (40) penetrates through the rotation limiting part (12).

3. The suction tube assembly (1) according to claim 2, characterized in that there is a gap between the rotation limiter (12) and the outer wall of the inner sleeve (11) for mounting the connection assembly (40).

4. The suction tube assembly (1) according to claim 2, characterized in that said housing cavity (21) comprises an air inlet cavity (211) and a wiring cavity (212), said air inlet cavity (211) and said wiring cavity (212) being arranged side by side and isolated from each other, said inner sleeve (11) extending into said air inlet cavity (211), said rotation-limiting portion (12) extending into said wiring cavity (212).

5. The suction hose assembly (1) according to claim 4, characterized in that said connection assembly (40) comprises: a connector (41) and a fastener, the connection assembly (40) being located in a gap between the rotation-limiting portion (12) and the inner sleeve (11);

be equipped with first connecting hole (121) on rotatory spacing portion (12) be equipped with second connecting hole (42) on coupling assembling (40), be equipped with the third connecting hole on body (20), the fastener passes in proper order first connecting hole (121) the third connecting hole with second connecting hole (42) in order to connect body (20) with connect (10).

6. A suction tube assembly (1) according to claim 5, wherein the nipple (10) is further provided with a bracket (13), the bracket (13) is provided with a through hole, and the bracket (13) is located outside the outer wall of the tube body (20) when the nipple (10) is connected to the tube body (20).

7. The suction hose assembly (1) according to claim 6, further comprising a conductive assembly (50) and a wire (60) connected to said conductive assembly (50), said conductive assembly (50) being mounted in said through hole, said wire (60) extending into said wiring cavity (212).

8. The suction tube assembly (1) according to claim 7, wherein the connecting member (41) is further provided with a pair of blocking pieces (43) parallel to each other, and a wire passage for the wire (60) to pass through is formed between the blocking pieces (43).

9. The suction pipe assembly (1) according to claim 8, wherein the housing (30) is a cylindrical structure with one end open and the other end having an end surface, the end surface of the housing (30) has an avoiding hole for the pipe body (20) to pass through, and the opening edge of the housing (30) is connected with the outer wall of the joint (10).

10. The suction tube assembly (1) according to claim 9, wherein the outer wall of the joint (10) is provided with a first mounting portion (14), and the outer circumferential surface of the housing (30) is provided with a second mounting portion (31) having a shape matching the first mounting portion (14).

11. The suction tube assembly (1) according to claim 10, wherein the second mounting portion (31) is a mounting hole or a mounting groove.

12. A vacuum cleaner, characterized in that it comprises a main cleaner body (70) and a suction hose assembly (1) according to any one of claims 1-11.

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