CN218792142U

CN218792142U - Telescopic rod and cleaning brush

Info

Publication number: CN218792142U
Application number: CN202222821947.1U
Authority: CN
Inventors: 胡范金
Original assignee: Shenzhen Yibai Network Technology Co ltd
Current assignee: Shenzhen Yibai Network Technology Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-07
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a telescopic rod and a cleaning brush, wherein the telescopic rod comprises a handle; the fixing pipe is provided with a mounting port; the control assembly comprises a mounting sleeve fixed at the mounting opening, a push block arranged in the mounting sleeve, a first reset spring abutted against one end of the push block, a control button arranged on the mounting sleeve and used for controlling the push block to move and a limit pin matched with the push block, the mounting sleeve is provided with a mounting hole, the limit pin is arranged in the mounting hole, and one side of the push block facing the limit pin is provided with a first limit groove matched with the limit pin; one end of the movable pipe is inserted into the fixed pipe from the opening of the mounting sleeve, and a plurality of second limiting grooves matched with the limiting pins are formed in the pipe wall of the movable pipe at intervals along the length direction. The utility model discloses technical scheme's telescopic link has effectively improved the practicality of cleaning brush.

Description

Telescopic rod and cleaning brush

Technical Field

The utility model relates to a cleaning appliance technical field, in particular to telescopic link and cleaning brush.

Background

The existing cleaning brushes are quite a lot in variety, the lengths of a plurality of cleaning brushes are fixed and cannot be adjusted, so that the cleaning brushes are not suitable for cleaning requirements of various occasions, for example, indoor cleaning, when a corner and a wall top are cleaned, the cleaning brushes with single length cannot simultaneously meet cleaning requirements of two scenes, but auxiliary tools or cleaning brushes with various lengths are needed, and therefore, the existing cleaning brushes have the problem of inconvenience in use.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a telescopic rod, which aims to improve the practicability of a cleaning brush.

In order to achieve the above object, the utility model provides a telescopic rod, which comprises;

the fixing pipe is provided with a mounting opening;

the control assembly comprises a mounting sleeve fixed at the mounting opening, a push block arranged in the mounting sleeve, a first reset spring abutted against one end of the push block, a control button arranged on the mounting sleeve and used for controlling the push block to move and a limiting pin matched with the push block, wherein the mounting sleeve is provided with a mounting hole, the limiting pin is arranged in the mounting hole, and one side of the push block facing the limiting pin is provided with a first limiting groove matched with the limiting pin;

and one end of the movable pipe is inserted into the fixed pipe from the opening of the mounting sleeve, and a plurality of second limiting grooves matched with the limiting pins are formed in the pipe wall of the movable pipe at intervals along the length direction.

Optionally, one side of the mounting sleeve is provided with a mounting boss, the mounting boss is provided with a mounting cavity with an opening at one side, the push block and the first reset spring are arranged in the mounting cavity, one end of the first reset spring abuts against the inner wall of the mounting cavity, and the other end of the first reset spring abuts against the push block.

Optionally, the pushing block is provided with a third limiting groove for limiting the first return spring.

Optionally, the stop pin is in a diamond shape, and the shape of the first stop groove and the shape of the second stop groove are matched with the shape of the stop pin.

Optionally, one end of the push block, which is far away from the first return spring, is provided with a first abutting surface, the control key is provided with a second abutting surface matched with the first abutting surface, and the first abutting surface and the second abutting surface are inclined surfaces, so that the control key pushes the push block to move.

Optionally, the control assembly further comprises an installation shell sleeved on the installation sleeve, and the installation shell is provided with a fixing hole for fixing the control key.

Optionally, the control assembly further includes a limiting ring fixed at one end of the movable tube extending into the fixed tube and movably abutted against the end of the mounting sleeve.

Optionally, the outer wall of the fixed pipe is provided with a first limiting plane, the inner wall surface of the mounting sleeve is provided with a second limiting plane matched with the first limiting plane, and the outer wall of the movable pipe is provided with a third limiting plane matched with the second limiting plane.

Optionally, the second limiting groove is formed in the third limiting plane.

The utility model also provides a cleaning brush, including brake valve lever, brush head and a telescopic link, brake valve lever can dismantle connect in fixed pipe is kept away from the one end of movable pipe, the brush head can dismantle connect in the movable pipe is kept away from the one end of fixed pipe.

The utility model discloses technical scheme's installation sleeve is fixed in on the installing port of fixed pipe, be provided with the ejector pad in the installation sleeve, the ejector pad resumes initial position through first reset spring, wherein, the mounting hole has been seted up on the installation sleeve, first spacing groove has been seted up to the ejector pad, the second spacing groove has been seted up on the pipe wall of movable tube, promote the ejector pad through control button and remove and make first spacing groove be located the mounting hole top, thereby the spacer pin can break away from the second spacing groove and get into first spacing groove, and then make the movable tube remove with the length to the telescopic link length along the length direction of fixed pipe for fixed pipe, secondly loosen control button, the ejector pad removes to initial position under first reset spring's elasticity, thereby extrude first spacing groove with the spacer pin and get into the second spacing groove and reciprocate with the restriction spacer pin, and then make the movable tube fixed with convenience of customers use for fixed pipe, consequently, the practicality of cleaning brush has effectively been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the telescopic rod of the present invention;

fig. 2 is a schematic view of an exploded structure of an embodiment of the telescopic rod of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of the novel plate extension pole of the present invention;

FIG. 4 is a schematic structural diagram of a control assembly;

fig. 5 is a schematic structural view of an embodiment of the cleaning brush of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name(s)
				10	Fixed pipe	30	Mounting sleeve
11	Mounting port	31	Mounting hole
				12	First limit plane	32	Mounting boss
20	Movable tube	33	Mounting cavity
				21	Second limit groove	34	Second limit plane
22	Third limit plane	40	First return spring
				70	Push block	50	Control key
71	First limit groove	51	Pressing plate
				72	Third limit groove	52	Abutting column
73	First abutting surface	53	Second abutting surface
				80	Mounting shell	54	Second return spring
81	Fixing hole	60	Limit pin
				90	Spacing ring	101	Control handle
102	Brush head

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear \8230;) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "a and/or B" as an example, including either the a aspect, or the B aspect, or both the a and B aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a telescopic rod.

In the embodiment of the present invention, as shown in fig. 1 to 5, the telescopic rod comprises;

the fixing pipe 10 is provided with a mounting port 11;

the control assembly comprises a mounting sleeve 30 fixed at the mounting opening 11, a push block 70 arranged in the mounting sleeve 30, a first return spring 40 abutted against one end of the push block 70, a control key 50 arranged on the mounting sleeve 30 and used for controlling the push block 70 to move, and a limit pin 60 matched with the push block 70, wherein the mounting sleeve 30 is provided with a mounting hole, the limit pin 60 is arranged in the mounting hole, and one side of the push block 70 facing the limit pin 60 is provided with a first limit groove 71 matched with the limit pin 60;

one end of the movable tube 20 is inserted into the fixed tube 10 from the opening of the mounting sleeve 30, and a plurality of second limiting grooves 21 matched with the limiting pins 60 are formed in the tube wall of the movable tube 20 at intervals along the length direction.

In the present embodiment, the fixed pipe 10 is used for installing a control component, and specifically, one end of the fixed pipe 10 is provided with an installation opening 11, and the control component is arranged in the installation opening 11.

The control assembly is used for controlling the movable tube 20 to move relative to the fixed tube 10 so as to achieve the effect of changing the length of the telescopic rod, specifically, the mounting sleeve 30 is inserted into one end of the fixed tube 10 and fixed at the mounting opening 11, a push block 70 is arranged in the mounting sleeve 30, a first return spring 40 is arranged between the push block 70 and the mounting sleeve 30, one end of the first return spring 40 abuts against the inner wall of the mounting sleeve 30, and the other end of the first return spring abuts against one end of the push block 70 so that the push block 70 can automatically recover to an initial position after moving, wherein, the control key 50 is arranged on the mounting sleeve 30 for pushing the push block 70 to move, the limit pin 60 is used for limiting the movable tube 20 to move relative to the fixed tube 10, the limit pin 60 is arranged in the mounting hole of the mounting sleeve 30 and can move up and down in the mounting hole, meanwhile, one side of the push block 70 facing the limit pin 60 is provided with a first limit groove 71 for accommodating the limit pin 60, the movable tube 20 penetrates through the mounting sleeve 30 and is inserted in the fixed tube 10, and one side of the movable tube 20 facing the limit pin 60 is provided with a second limit groove 21 for accommodating the limit pin 60.

It can be understood that, when the control button 50 pushes the push block 70 to move, the first limiting groove 71 is located above the limiting pin 60, so that the limiting pin 60 can be separated from the second limiting groove 21 by entering the first limiting groove 71, and the movable tube 20 can move back and forth along the length direction of the fixed tube 10 relative to the fixed tube 10 to adjust the length of the telescopic rod, meanwhile, after the telescopic rod is adjusted to the adaptive length, the control button 50 is loosened, the push block 70 moves to the initial position under the elastic force of the first return spring 40, so that the limiting pin 60 is extruded out of the first limiting groove 71 and enters the second limiting groove 21 to limit the limit pin 60 to move up and down, and the movable tube 20 is fixed relative to the fixed tube 10 for the convenience of the user.

The utility model discloses technical scheme's installation sleeve 30 is fixed in on the installing port 11 of fixed pipe 10, be provided with ejector pad 70 in the installation sleeve 30, ejector pad 70 resumes initial position through first reset spring 40, wherein, the mounting hole has been seted up on the installation sleeve 30, first spacing groove 71 has been seted up to ejector pad 70, second spacing groove 21 has been seted up on the pipe wall of movable tube 20, it makes first spacing groove 71 be located the mounting hole top to promote the ejector pad 70 through control button 50 and remove, thereby spacer pin 60 can break away from second spacing groove 21 and get into first spacing groove 71, and then make movable tube 20 remove for fixed pipe 10 along the length direction of fixed pipe 10 in order to adjust the length of telescopic link, secondly loosen control button 50, ejector pad 70 removes to initial position under first reset spring 40's elasticity, thereby extrude first spacing groove 71 and get into second spacing groove 21 with restriction spacer pin 60 and reciprocate with the spacer pin 60, and then make movable tube 20 fixed for fixed pipe 10 with the convenience of users's use, consequently, the practicality of cleaning brush has effectively been improved.

Further, as shown in fig. 1 to 5, a mounting boss 32 is disposed on one side of the mounting sleeve 30, a mounting cavity 33 with an opening on one side is formed in the mounting boss 32, the push block 70 and the first return spring 40 are disposed in the mounting cavity 33, one end of the first return spring abuts against an inner wall of the mounting cavity 33, and the other end of the first return spring abuts against the push block 70. In this embodiment, the mounting boss 32 is used for providing a mounting position for the push block 70 and the first return spring 40, specifically, the mounting boss 32 is disposed on an outer wall surface of the mounting sleeve 30, the mounting cavity 33 with an opening on one side is formed inside the mounting boss 32 for mounting the push block 70 and the first return spring 40, the first return spring is disposed in the mounting cavity 33 along a horizontal direction relative to the mounting boss 32, one end of the first return spring abuts against an inner wall of the mounting cavity 33, and the other end of the first return spring abuts against the push block 70, wherein the mounting hole is disposed at the bottom of the mounting cavity 33 and is communicated with the mounting cavity 33, so that the push block 70 moves to enable the first limiting groove 71 to correspond to the mounting hole.

Further, the pushing block 70 is opened with a third limiting groove 72 for limiting the first return spring 40. In this embodiment, the third limiting groove 72 is used for fixing the first return spring 40, so as to prevent the first return spring 40 from deviating from the push block 70 when the push block 70 extrudes the first return spring 40, thereby affecting the use of the telescopic rod, and thus effectively improving the practicability of the telescopic rod.

Further, as shown in fig. 1 to 5, the limit pin 60 has a diamond shape, and the shape of the first limit groove 71 and the second limit groove 21 is adapted to the shape of the limit pin 60. In this embodiment, the stop pin 60 is configured to be diamond-shaped, and the shape of the first stop groove 71 and the second stop groove 21 adapted to the stop pin 60 is configured to be cone-shaped, so that the groove wall of the first stop groove 71 or the groove wall of the second stop groove 21 can slide the stop pin 60 out of the first stop groove 71 or the second stop groove 21 when the stop pin 60 is extruded, thereby achieving the technical effect of moving or fixing the movable tube 20.

In addition, the upper and lower ends of the stopper pin 60 are at an obtuse angle, which can effectively reduce the frictional resistance between the stopper pin 60 and the groove wall of the first stopper groove 71 or the second stopper groove 21, and the obtuse angle is preferably 100 degrees.

Further, as shown in fig. 1 to 5, one end of the push block 70 away from the first return spring 40 has a first abutting surface 73, the control key 50 has a second abutting surface 53 cooperating with the first abutting surface 73, and the first abutting surface 73 and the second abutting surface 53 are inclined surfaces, so that the control key 50 pushes the push block 70 to move. In the present embodiment, an abutting surface is provided between the push block 70 and the control key 50, and the abutting surface is configured as an inclined surface, so that when the control key 50 moves along the vertical direction, the push block 70 is pushed to move along the horizontal direction, specifically, the control key 50 has an abutting column 52, the abutting column 52 extends into the installation cavity 33 and abuts against the push block 70, wherein the second abutting surface 53 is a surface where the abutting column 52 abuts against the push block 70, the first abutting surface 73 is a surface where the push block 70 abuts against the abutting column 52, and the first abutting surface 73 and the second abutting surface 53 are obliquely arranged relative to the horizontal plane, so that when the control key 50 is pressed downward, the push block 70 slides along the horizontal direction.

Furthermore, the control assembly further comprises an installation shell 3180 sleeved on the installation sleeve 30, and a fixing hole 81 for fixing the control key 50 is formed in the installation shell 3180. In this embodiment, the mounting case 3180 is an external appearance of the control assembly and is used for protecting the mounting sleeve 30, the fixing hole 81 is used for fixing the control key 50, specifically, the control key 50 includes a pressing plate 51 and a contact post 52 fixed on the pressing plate 51, the pressing plate 51 is embedded in the fixing hole 81, and meanwhile, a contact ring protrudes from a peripheral wall of the pressing plate 51 and contacts with an inner wall of the mounting box to limit the control key 50 from being separated from the housing.

In addition, the abutting column 52 is further sleeved with a second return spring 54 for controlling the push button 50 to automatically rebound after being pressed, so that the first return spring 40 pushes the push block 70 to return to the initial position.

Further, as shown in fig. 1 to 5, the control assembly further includes a limiting ring 90 fixed at one end of the movable tube 20 extending into the fixed tube 10 and movably abutted against the end of the mounting sleeve 30. In this embodiment, the spacing ring 90 is used for preventing that the movable tube 20 breaks away from the fixed tube 10 because of excessive movement, specifically locates the one end that the movable tube 20 stretches into in the fixed tube 10 for the spacing ring 90 cover to when the movable tube 20 receives excessive pulling force, spacing ring 90 and installation sleeve 30 butt and then restriction movable tube 20 continue to be stimulateeed, consequently effectively kept the stability in use of telescopic link.

In addition, the internal face of spacing ring 90 is provided with the card protruding, and the terminal surface of movable tube 20 is provided with the buckle with the protruding complex of card, thereby effectively prevent that spacing ring 90 from breaking away from movable tube 20 through the protruding and card hole cooperation of card, consequently effectively improved the structural stability of telescopic link.

Further, as shown in fig. 1 to 5, a first limiting plane 12 is disposed on an outer wall of the fixed pipe 10, a second limiting plane 34 matched with the first limiting plane 12 is disposed on an inner wall surface of the mounting sleeve 30, and a third limiting plane 22 matched with the second limiting plane 34 is disposed on an outer wall of the movable pipe 20. In the present embodiment, since the tube body is generally cylindrical, relative rotation is inevitably generated during use, and in the above-mentioned embodiment, if the movable tube 20 rotates, the structural stability between the control assembly and the movable tube 20 is affected, therefore, the present embodiment provides the first limiting plane 12, the second limiting plane 34 and the third limiting plane 22 on the fixed tube 10, the mounting sleeve 30 and the movable tube 20, respectively, it can be understood that the cross-sectional shapes of the fixed tube 10, the mounting sleeve 30 and the movable tube 20 are similar to a "D" shape, so that when the fixed tube 10 or the mounting sleeve 30 or the movable tube 20 rotates relatively around its axis, the cross-sectional shapes are limited by other components, and the rotation is prevented, thereby effectively improving the structural stability of the telescopic rod.

Further, the second limit groove 21 is opened on the third limit plane 22 of the movable tube 20.

The utility model discloses still provide a cleaning brush, as shown in fig. 4, this cleaning brush includes brake valve lever 101, brush head 102 and telescopic link, and the concrete structure of this telescopic link refers to above-mentioned embodiment, because this cleaning brush has adopted all technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer repeated here one by one. Wherein, the control handle 101 is detachably connected to one end of the fixed tube 10 far away from the movable tube 20, and the brush head 102 is detachably connected to one end of the movable tube 20 far away from the fixed tube 10.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A telescopic rod is characterized by comprising;

the fixing pipe is provided with a mounting opening;

one end of the movable pipe is inserted into the fixed pipe from the opening of the mounting sleeve, and a plurality of second limiting grooves matched with the limiting pins are formed in the pipe wall of the movable pipe at intervals along the length direction.

2. The telescopic rod according to claim 1, wherein a mounting boss is arranged on one side of the mounting sleeve, a mounting cavity with an opening on one side is formed in the mounting boss, the push block and the first return spring are arranged in the mounting cavity, one end of the first return spring abuts against the inner wall of the mounting cavity, and the other end of the first return spring abuts against the push block.

3. The telescopic rod according to claim 2, wherein the push block is provided with a third limit groove for limiting the first return spring.

4. The telescopic rod according to claim 1, wherein the limiting pin is diamond-shaped, and the shape of the first limiting groove and the second limiting groove is matched with the shape of the limiting pin.

5. The telescopic rod according to claim 4, wherein one end of the push block, which is far away from the first return spring, is provided with a first abutting surface, the control key is provided with a second abutting surface which is matched with the first abutting surface, and the first abutting surface and the second abutting surface are inclined surfaces, so that the control key pushes the push block to move.

6. The telescopic rod according to claim 5, wherein the control assembly further comprises a mounting shell sleeved on the mounting sleeve, and the mounting shell is provided with a fixing hole for fixing the control key.

7. The extension pole of claim 1, wherein the control assembly further comprises a stop collar fixed to an end of the movable tube extending into the stationary tube and in movable abutment with an end of the mounting sleeve.

8. The telescopic rod according to claim 1, wherein the outer wall of the fixed tube is provided with a first stopper plane, the inner wall surface of the mounting sleeve is provided with a second stopper plane cooperating with the first stopper plane, and the outer wall of the movable tube is provided with a third stopper plane cooperating with the second stopper plane.

9. The telescopic rod according to claim 8, wherein the second limit groove is opened on the third limit plane.

10. A cleaning brush comprising a control handle, a brush head and the telescopic rod of any one of claims 1 to 9, wherein the control handle is detachably connected to an end of the fixed tube away from the movable tube, and the brush head is detachably connected to an end of the movable tube away from the fixed tube.