CN219461029U - Conductive telescopic tube of dust collector - Google Patents

Abstract

The utility model belongs to the technical field of dust collector accessories, in particular to a dust collector conductive telescopic tube which comprises a first fixed tube, an adjusting tube and a locking assembly, wherein the adjusting tube is embedded into the first fixed tube to form a telescopic structure, and the locking assembly comprises a button, a lock catch, a reset spring, a limit cover, a fixed sleeve and a positioning strip; the fixed sleeve is sleeved and installed on the first fixed pipe, and the button is pivoted on the fixed sleeve to form a turnover structure; according to the conductive telescopic pipe of the dust collector, the button is pivoted to form the turnover structure, when the extending end of the button is pressed down, the lock catch moves upwards and is completely separated from the positioning clamping hole, so that the embedding amount of the adjusting pipe can be freely adjusted, after the button is released, the reset spring provides power for resetting the button, the lock catch is clamped into the positioning clamping holes at different positions again, positioning locking of the adjusting pipe after telescopic adjustment is realized, the adjustment is convenient and labor-saving, the processing of parts is convenient, the size requirement is low, and the service life is long.

Description

Conductive telescopic tube of dust collector

Technical Field

The utility model belongs to the technical field of dust collector accessories, and particularly relates to a conductive telescopic tube of a dust collector.

Background

The household dust collector has more styles, but the basic mechanisms are the same, the household dust collector comprises a dust collector, a ground brush and a dust collection pipe for connecting the ground brush and a dust collector main body, a conductive component is arranged in the dust collection pipe, and the dust collection pipe generally has a telescopic function in order to meet the cleaning requirement; according to the difference of materials, the dust collection pipe is divided into a hose and a hard pipe, the reliability of the hose is poor, the defects of easy aging, high damage risk and the like exist, the occupied volume is large, and the dust collection pipe is not attractive; the hard tube has good reliability, is more attractive, is popular with consumers, has wide market prospect, has the convenience in adjustment when meeting the conductive reliability for the dust collection tube with a hard tube structure, is a general concern, has higher conductive reliability, can reduce maintenance cost, and can further improve the user experience of consumers;

in summary, for example, the issued chinese patent with application number CN202120195361.1 discloses a conductive telescopic tube for a vacuum cleaner, which includes a first fixing tube and a regulating tube, wherein the regulating tube is inserted into the first fixing tube and can be slidably disposed along an axial direction; a locking assembly is sleeved at one end part of the first fixed pipe, the locking assembly comprises a fixed sleeve and a locking button, the fixed sleeve is fixedly connected with the first fixed pipe, a limiting table is arranged on the fixed sleeve, and a limiting hole is formed in the limiting table; the locking button is penetrated in the limiting hole and corresponds to the limiting hole, the fixing sleeve is provided with a locking button through hole, and the end part of the locking button penetrates through the locking button through hole; corresponding to the through hole of the locking button, an adjusting groove is axially formed in the adjusting pipe, a locking limiting piece is clamped in the adjusting groove, and a locking clamping hole is formed in the locking limiting piece; the locking button slides in the axial direction along the adjusting groove, and after being clamped into the locking clamping hole, the telescopic adjustment is completed, so that the quick positioning locking and the reliable locking fixation can be realized, and the operation convenience is improved;

according to the scheme, the matching of the locking button and the locking clamping hole is utilized for adjusting the length of the conductive telescopic tube, and for the scheme, the annular groove is a core component part, and the length of the conductive telescopic tube can be adjusted only when the locking button is pressed to enable the annular groove to be overlapped with the locking clamping hole, but the pressing depth is difficult to determine, so that when the locking button is pressed, the annular groove is difficult to be just overlapped with the locking clamping hole, therefore, the locking button is pressed, the adjusting tube is usually required to be adjusted, and meanwhile, the force for pressing the locking button is required to be continuously adjusted until the annular groove is overlapped with the locking clamping hole, so that the adjustment efficiency is very troublesome and is reduced; in addition, when the force for pressing the locking button is too large, the outer wall of the adjusting pipe is easy to be extruded, and although mechanical damage to the adjusting pipe is not caused, the sliding friction force is improved, so that the adjustment is quite laborious;

in order to solve the above problems, a conductive telescopic tube of a vacuum cleaner is provided in the present application.

The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore it may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the conductive telescopic tube of the dust collector, which has the characteristics of convenient use, labor saving operation and high safety performance.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dust catcher electrically conductive flexible pipe, includes a fixed pipe, regulation pipe and locking subassembly, the regulation pipe imbeds the fixed intraductal telescopic structure that constitutes of a fixed pipe, locking subassembly installs the tip of a fixed pipe is used for the location the flexible length of regulation pipe, and locking subassembly includes button, hasp, reset spring, limit cap, fixed cover and location strip;

the fixed cover is sleeved and installed on the first fixed pipe, the button pin joint is in constitute flip structure on the fixed cover, the limit cap is fixed to be used for right on the fixed cover the upset scope of button is spacing, the hasp setting is in the tip of button, reset spring's one end overlap joint limit cap, the other end overlap joint the hasp, the locating strip sets up along the axial on the regulation pipe, and a plurality of locating card holes along its length direction equidistant distribution have been seted up in the locating strip, the bottom embedding of hasp is in the locating card hole of different positions department.

As a preferable technical scheme of the utility model, an arc-shaped bulge is fixed on the bottom surface of the button, an arc-shaped groove is formed on the top surface of the fixed sleeve, and the arc-shaped bulge is embedded into the arc-shaped groove to realize the pivot connection of the button.

As a preferable technical scheme of the utility model, the lock catch comprises a limiting part and a locking part which are fixed into a whole, wherein the diameter of the limiting part is larger than that of the locking part, the locking part can penetrate through the positioning clamping hole, and the limiting part cannot penetrate through the positioning clamping hole.

As a preferable technical scheme of the utility model, a spring groove is formed in the limiting part, and the end part of the return spring is embedded into the spring groove.

As a preferable technical scheme of the utility model, the button and the lock catch are of an integrated structure.

As a preferable technical scheme of the utility model, the button and the lock catch are of a split structure, a stepped hole for the lock catch to penetrate is formed in the button, a limiting convex ring is fixed at the top end of the outer side face of the limiting part, the limiting part can penetrate through the stepped hole, and the limiting convex ring cannot penetrate through the stepped hole.

As a preferable technical scheme of the utility model, the telescopic structure further comprises a fixed joint and a second fixed pipe, wherein the second fixed pipe is arranged in the first fixed pipe, the fixed joint is fixed at the same end of the first fixed pipe and the second fixed pipe, and the locking component is embedded into the inner side space of the first fixed pipe and the inner side space of the second fixed pipe to form the telescopic structure.

Compared with the prior art, the utility model has the beneficial effects that: according to the conductive telescopic pipe of the dust collector, the button is pivoted to form the turnover structure, when the extending end of the button is pressed down, the lock catch moves upwards and is completely separated from the positioning clamping hole, so that the embedding amount of the adjusting pipe can be freely adjusted, after the button is released, the reset spring provides power for resetting the button, the lock catch is clamped into the positioning clamping holes at different positions again, positioning locking of the adjusting pipe after telescopic adjustment is realized, the adjustment is convenient and labor-saving, the processing of parts is convenient, the size requirement is low, and the service life is long.

Additional advantages and benefits of the present application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the present application.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an axial structure of a locking assembly according to a first form of the present utility model;

FIG. 3 is a schematic view of an axial structure of a positioning strip according to a first form of the present utility model;

FIG. 4 is a schematic view of another form of axial structure of a locking assembly according to the present utility model;

FIG. 5 is a schematic view of another embodiment of an axial alignment bar according to the present utility model;

in the figure: 10. a first fixed pipe; 20. an adjusting tube; 30. a locking assembly; 301. a button; 3011. arc-shaped bulges; 3012. a stepped hole; 302. locking; 3021. a limit part; 30211. a limit convex ring; 3022. a locking part; 3023. a spring groove; 303. a return spring; 304. a limit cover; 305. a fixed sleeve; 3051. an arc-shaped groove; 306. a positioning strip; 3061. positioning the clamping holes; 40. fixing the joint; 50. and a second fixed pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a dust catcher conductive extension pipe, includes fixed pipe 10, regulation pipe 20 and locking subassembly 30, and the regulation pipe 20 embeds the fixed pipe 10 of No. one and constitutes the extending structure, and locking subassembly 30 installs the flexible length that is used for the location regulation pipe 20 at the tip of fixed pipe 10 of No. one, and locking subassembly 30 includes button 301, hasp 302, reset spring 303, limit cap 304, fixed cover 305 and location strip 306, and location strip 306 is the plastics material component;

in this embodiment, as shown in fig. 1-3, the fixing sleeve 305 is sleeved on the first fixing tube 10, the button 301 is pivoted on the fixing sleeve 305 to form a turnover structure, the limiting cover 304 is fixed on the fixing sleeve 305 to limit the turnover range of the button 301, the lock catch 302 is arranged at the end of the button 301, one end of the reset spring 303 is overlapped with the limiting cover 304, the other end is overlapped with the lock catch 302, the positioning strip 306 is axially arranged on the adjusting tube 20, a plurality of positioning clamping holes 3061 distributed at equal intervals along the length direction of the positioning strip 306 are formed in the positioning strip 306, the positioning clamping holes 3061 are round holes, the bottom ends of the lock catch 302 are embedded in the positioning clamping holes 3061 at different positions, therefore, when the telescopic length of the adjusting tube 20 needs to be adjusted, only the extending end of the button 301 needs to be pressed down, the other end of the button 301 can drive the lock catch 302 to move upwards, so that the lock catch 302 is completely separated from the current positioning clamping holes 3061, and the reset spring 303 is compressed due to the limitation of the limiting cover 304 at the moment, the length of the adjusting tube 20 is used for adjusting the length of the adjusting tube 20, the button is conveniently released, the reset spring 303 is provided with the elastic force to be embedded in the positioning clamping holes 3061, the adjusting tube is convenient to realize the adjusting position, the adjusting device is required to be adjusted, and the reset by the reset device is convenient to be embedded in the adjusting position, and has a small size, and has no power required to be adjusted, and has no power required to be convenient to be used for adjusting and reset device.

As shown in fig. 1-3, in this embodiment, an arc-shaped protrusion 3011 is fixed on the bottom surface of the button 301, an arc-shaped groove 3051 is formed on the top surface of the fixing sleeve 305, and the arc-shaped protrusion 3011 is embedded into the arc-shaped groove 3051 to implement the pivot setting of the button 301, so that when the protruding end of the button 301 is pressed, the other end of the button 301 drives the lock catch 302 to move upwards.

As shown in fig. 1 to 3, in this embodiment, the lock catch 302 includes a limiting portion 3021 and a locking portion 3022 that are integrally formed, the diameter of the limiting portion 3021 is larger than that of the locking portion 3022, the locking portion 3022 may penetrate through the positioning hole 3061, and the limiting portion 3021 may not penetrate through the positioning hole 3061, so that in the locked state, only the locking portion 3022 penetrates through the positioning hole 3061, and the limiting portion 3021 is used for positioning and limiting the movement range of the lock catch 302.

As shown in fig. 1 to 3, in this embodiment, a spring groove 3023 is formed in the limiting portion 3021, and the end portion of the return spring 303 is embedded in the spring groove 3023 to ensure stability of the return spring 303.

As an alternative embodiment, as shown in fig. 1-3, in this embodiment, the button 301 and the latch 302 are formed as a single piece, and the button 301 and the latch 302 may be formed as a single piece by injection molding.

As shown in fig. 1-3, in this embodiment, the locking device further includes a fixing joint 40 and a second fixing tube 50, the second fixing tube 50 is disposed inside the first fixing tube 10, the fixing joint 40 is fixed at the same end of the first fixing tube 10 and the second fixing tube 50, that is, the fixing joint 40 is fixed opposite to the same end of the first fixing tube 10 and the second fixing tube 50, and the locking component 30 is embedded into the inner space of the first fixing tube 10 and the second fixing tube 50 to form a telescopic structure.

Example 2

In this embodiment, as shown in fig. 1, fig. 4 and fig. 5, the difference is that the button 301 and the lock catch 302 are in a split structure in this embodiment, a stepped hole 3012 through which the lock catch 302 passes is formed in the button 301, a limiting collar 30211 is fixed at the top end of the outer side surface of the limiting portion 3021, the limiting portion 3021 can pass through the stepped hole 3012, the limiting collar 30211 cannot pass through the stepped hole 3012, the button 301 and the lock catch 302 can be respectively and independently injection molded, the lock catch 302 and the button 301 are fastened by the limiting collar 30211 and the stepped hole 3012, in the initial state, the reset spring 303 pushes down the lock catch 302, the lock catch 302 presses down the button 301 by using the limiting collar 30211, so that the locking portion 3022 passes through the positioning clamp hole 3061, and the protruding end of the button 301 is tilted.

After the extending end of the button 301 is pressed, the other end of the button 301 is turned up, the lock catch 302 is pulled to move upwards through the cooperation of the stepped hole 3012 and the limiting convex ring 30211 so as to be completely separated from the current positioning clamping hole 3061, the reset spring 303 is compressed due to the limitation of the limiting cover 304 and is used for pulling or pushing the adjusting tube 20 to adjust the telescopic length of the adjusting tube 20, after the adjustment is completed, the button 301 is released, the reset spring 303 releases the elastic force to provide the power for resetting the lock catch 302, the lock catch 302 is reset and embedded into the positioning clamping holes 3061 at different positions, positioning locking after telescopic adjustment of the adjusting tube 20 is achieved, and meanwhile, the lock catch 302 presses the button 301 by utilizing the limiting convex ring 30211, so that the extending end of the button 301 is tilted.

Further, the positioning bar 306 is a metal member, such as a stainless steel member, and the positioning hole 3061 is a square hole, and the lock catch 302 is matched to be a square member, and as shown in the drawings, the strength of the metal material is higher, and the service life is longer.

The working principle and the using flow of the utility model are as follows: when the telescopic length of the adjusting tube 20 is required to be adjusted, only the extending end of the button 301 is required to be pressed, the other end of the button 301 drives the lock catch 302 to move upwards, so that the lock catch 302 is completely separated from the current positioning clamping hole 3061, and the reset spring 303 is compressed due to the limitation of the limiting cover 304 at the moment, so that the adjusting tube 20 is drawn or pushed to be used for adjusting the telescopic length of the adjusting tube 20;

after the adjustment is completed, the button 301 is released, the reset spring 303 releases the elastic force to provide the power for resetting the button 301, the lock catch 302 resets and is embedded into the positioning clamping holes 3061 at different positions, positioning locking of the adjusting tube 20 after telescopic adjustment is realized, the adjustment is convenient and labor-saving, and parts are convenient to process, the size requirement is low, and the service life is long.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a dust catcher electrically conductive flexible pipe, includes fixed pipe (10), adjusting pipe (20) and locking subassembly (30), its characterized in that: the adjusting tube (20) is embedded into the first fixed tube (10) to form a telescopic structure, the locking assembly (30) is arranged at the end part of the first fixed tube (10) and used for positioning the telescopic length of the adjusting tube (20), and the locking assembly (30) comprises a button (301), a lock catch (302), a reset spring (303), a limit cover (304), a fixing sleeve (305) and a positioning strip (306);

the utility model discloses a fixed pipe, including fixed cover (305), locating strip (306), fixed cover (305), button (301) are installed in the cover is established on fixed pipe (10), button (301) pin joint constitutes flip structure on fixed cover (305), limit cap (304) are fixed be used for right on fixed cover (305) carry out spacingly the upset scope of button (301), hasp (302) set up the tip of button (301), the one end overlap joint of reset spring (303) limit cap (304), the other end overlap joint hasp (302), locating strip (306) are in along the axial setting on adjusting tube (20), and a plurality of locating clip holes (3061) along its length direction equidistant distribution have been seted up in locating strip (306), in locating clip hole (3061) of the bottom embedding of hasp (302) different positions department.

2. A conductive telescopic tube for a vacuum cleaner according to claim 1, wherein: arc-shaped protrusions (3011) are fixed on the bottom surface of the button (301), arc-shaped grooves (3051) are formed in the top surface of the fixing sleeve (305), and the arc-shaped protrusions (3011) are embedded into the arc-shaped grooves (3051) to realize pivoting arrangement of the button (301).

3. A conductive telescopic tube for a vacuum cleaner according to claim 1, wherein: the lock catch (302) comprises a limiting part (3021) and a locking part (3022) which are fixed into a whole, the diameter of the limiting part (3021) is larger than that of the locking part (3022), the locking part (3022) can penetrate through the locating clamping hole (3061), and the limiting part (3021) cannot penetrate through the locating clamping hole (3061).

4. A conductive telescopic tube for a vacuum cleaner according to claim 3, wherein: a spring groove (3023) is formed in the limiting portion (3021), and the end portion of the return spring (303) is embedded into the spring groove (3023).

5. A conductive telescopic tube for a vacuum cleaner according to claim 1, wherein: the button (301) and the lock catch (302) are of an integrated structure.

6. A conductive telescopic tube for a vacuum cleaner according to claim 3, wherein: the button (301) and the lock catch (302) are of a split structure, a stepped hole (3012) for the lock catch (302) to penetrate is formed in the button (301), a limiting convex ring (30211) is fixed at the top end of the outer side face of the limiting part (3021), the limiting part (3021) can penetrate the stepped hole (3012), and the limiting convex ring (30211) cannot penetrate the stepped hole (3012).

7. A conductive telescopic tube for a vacuum cleaner according to claim 1, wherein: the novel telescopic pipe comprises a first fixing pipe (10), a second fixing pipe (50) and a locking assembly (30), and is characterized by further comprising a fixing joint (40) and the second fixing pipe (50), wherein the second fixing pipe (50) is arranged inside the first fixing pipe (10), the fixing joint (40) is fixed at the same end of the first fixing pipe (10) and the second fixing pipe (50), and the locking assembly (30) is embedded into the inner space of the first fixing pipe (10) and the inner space of the second fixing pipe (50) to form a telescopic structure.