CN208371724U - A kind of connecting tube of rotation positioner and rotatable brush head - Google Patents

Abstract

The utility model provides a kind of rotation positioner, is related to cleaner technology field.The rotation positioner includes socket, sleeve, card column and multiple card slots；Socket and sleeve are coaxially disposed, and socket is inscribed in the inner wall of sleeve, and socket only can be relative to sleeve around center axis rotation；Card column is set to the upper surface of sleeve, and multiple card slots are set to the outer wall of socket, and card slot is engaged with card column；Card slot is in polygon along the radial section of socket.The rotation positioner of the utility model, by the card slot for along socket radial section being in polygon, clamping is engaged with card column realization, under the premise of guaranteeing socket smooth rotation, the card for substantially increasing socket and sleeve sets effect, it avoids the two to occur to slide in use to fall off, causes the unstable of brush head dust suction angle.On this basis, the utility model additionally provides a kind of connecting tube of rotatable brush head.

Description

A kind of connecting tube of rotation positioner and rotatable brush head

Technical field

The utility model relates to cleaner technology field more particularly to the companies of a kind of rotation positioner and rotatable brush head Adapter tube.

Background technique

Suction pipe is separately connected dust catcher body and scrubbing brush as the transfer conduit of dusty gas, the dust-laden sucked by scrubbing brush Gas imports the inside of dust catcher body by suction pipe.

Existing suction pipe generallys use one section of hard long tube and adds one section of hose composition, wherein hard long tube is inhaled for extending Dirt operating radius, hose is for guaranteeing bending angle.Since hose hardness is low, suction pipe is easy to cause under the case where reversing It blocks.In addition, suction pipe also realizes the angular deflection of brush head assembly using limit plate.Wherein limit plate includes limited block and limit Position block cavity, and limited block cavity and limited block wedging position are set as cambered surface contact, card sets ineffective, often slides De- situation.

Utility model content

The purpose of this utility model is to provide the connecting tubes of a kind of rotation positioner and rotatable brush head, existing to solve Have and closure, card is easy to cause to set the problem of ineffective angular deflection effect difference existing for the connection pipe of dust collector in technology.

To achieve the goals above, the utility model uses following technical scheme:

A kind of rotation positioner provided by the utility model, including socket, sleeve, card column and multiple card slots；The pipe Cylinder is coaxially disposed with the sleeve, and the socket is inscribed in the inner wall of the sleeve, and the socket only can be relative to described Sleeve is around center axis rotation；The card column is set to the upper surface of the sleeve, and multiple card slots are set to the socket Outer wall, the card slot are mutually twisted with the card column；The card slot is in polygon along the radial section of the socket.

Further, the polygon is that upper bottom edge is short, bottom side length trapezoidal.The technical solution has the technical effect that It since trapezoidal card slot has seamed edge, and is mutually twisted with corresponding card column, therefore to set effect preferable for card, it is not easy to it is de- sliding occur The case where falling.And since trapezoidal upper bottom edge is short, bottom side length, therefore its lower opening is larger, card column is easier to be clamped card slot, and manages It is also more smooth when cylinder rotation.

Further, the polygon is rectangle.The card slot due to rectangle that has the technical effect that of the technical solution has rib Side, and being mutually twisted with corresponding card column, therefore to set effect preferable for card, it is not easy to there is the case where sliding falls off.And rectangle card slot Although being not so good as trapezoidal card slot in socket smooth rotation degree, its snap effect is more reliable.In addition, rectangle card slot is in machine-shaping Aspect is more convenient, is easy to form being engaged for height with card column.

Further, the polygon is triangle.The card slot tool of the technical solution having the technical effect that due to triangle There is seamed edge, and be mutually twisted with corresponding card column, therefore to set effect preferable for card, it is not easy to the case where sliding falls off occur.And triangle Although shape card slot is not so good as triangle card slot in socket smooth rotation degree, its snap effect is more reliable, meanwhile, the card of triangle Slot cavity is smaller, does not influence the structural strength of socket entirety.

Further, the quantity of the card slot is two.The technical solution have the technical effect that usual socket and sleeve it Between the angle that rotates be set as 90 degree of uses that brush head of dust collector can be completed, therefore card slot may be configured as two, two card slots it Between relative to sleeve central axis deflection angle be 90 degree.The quantity of certain card slot may be arranged as 3, and 3 card slots are successively It is separated by 90 degree.

Further, two card slots are connected with each other by sector ring board.The technical solution has the technical effect that due to card Slot is mutually twisted with the same card column, therefore the shape of card slot, spatial position, three-dimensional perspective are all the same, set between two card slots It sets sector ring board to achieve a fixed connection, the installation stability of two card slots can be improved, also further define between two card slots Relative position and angle improve the service life of card slot.

It further, further include reinforcing rib, the reinforcing rib is set to the upper surface of the card slot, and outer with the socket Wall is fixedly connected.Having the technical effect that since card slot size itself is smaller for the technical solution, is fixedly mounted on socket outer wall On, installation stability is difficult to ensure, in addition, in use, card slot needs to bear the multiple axial press of card column, and In socket rotary course, card slot needs to bear the multiple circumferential limit blocking of card column, and is provided with reinforcing rib, and reinforcing rib with The outer wall of socket is fixedly connected, and can greatly improve the bond strength of card slot and socket.

Further, the card column can be relative to elasticity activity above and below the sleeve.The technical effect of the technical solution exists In: compared with fixed card column, the movable card column of elasticity provides certain convenience when socket rotates, so that socket turns It is dynamic more smooth.

Further, the card column is set to the sleeve by helical spring.The technical solution has the technical effect that spiral shell Rotation spring-mass is reliable, and long service life, purchase cost is cheap, suppresses card column by helical spring, can quickly realize bullet Pressure card is set.

A kind of connecting tube for rotatable brush head that the utility model also provides, including scrubbing brush housing, body connecting tube and Above-mentioned rotation positioner；The scrubbing brush housing is connected to the sleeve seal, and the body connecting tube and the socket are close Envelope connection.

The beneficial effects of the utility model are:

1, rotation positioner is engaged clamping with card column realization by the card slot along socket radial section in polygon, Under the premise of guaranteeing socket smooth rotation, the card for substantially increasing socket and sleeve sets effect, avoids the two in use process Middle generation sliding falls off, and causes the unstable of brush head dust suction angle.

2, the connecting tube of rotatable brush head is while having above-mentioned technique effect, moreover it is possible to increase the flexible journey of dust suction of brush head Degree, extend dust catcher body and scrubbing brush can operating distance.

Detailed description of the invention

It, below will be to specific embodiment in order to illustrate more clearly of the technical solution of specific embodiment of the present invention Attached drawing needed in description is briefly described.It should be evident that the accompanying drawings in the following description is the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also basis These attached drawings obtain other attached drawings.

Fig. 1 is the shape assumption diagram for the rotation positioner that the utility model embodiment one provides；

Fig. 2 is the explosive view for the rotation positioner that the utility model embodiment one provides；

Fig. 3 is the card slot for the rotation positioner that the utility model embodiment one provides and the shape assumption diagram of sector ring board；

Fig. 4 is the shape assumption diagram of the card column for the rotation positioner that the utility model embodiment one provides；

Fig. 5 is the outline drawing of the connecting tube of rotatable brush head provided by the utility model.

Appended drawing reference:

1- socket；2- sleeve；3- card column；

4- card slot；5- sector ring board；6- reinforcing rib；

7- helical spring；8- scrubbing brush housing；9- body connecting tube.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

DESCRIPTION OF THE PRIOR ART:

In traditional dust catcher, suction pipe generallys use one section of hard long tube and adds one section of hose composition.Wherein, hard long tube For extending dust suction operating radius, hose is for guaranteeing bending angle.Since hose hardness is low, the case where reversing is lower to hold Easily lead to suction pipe closure.In addition, suction pipe also realizes the angular deflection of brush head assembly using limit plate.Wherein limit plate includes Limited block and limited block cavity, and limited block cavity and limited block wedging position be set as cambered surface contact, card set it is ineffective, Often it is in the presence of slipping.

The utility model specific embodiment:

Embodiment one:

Present embodiments provide a kind of rotation positioner, in which: Fig. 1 is the rotation that the utility model embodiment one provides The shape assumption diagram of positioner；Fig. 2 is the explosive view for the rotation positioner that the utility model embodiment one provides；Fig. 3 is The card slot 4 for the rotation positioner that the utility model embodiment one provides and the shape assumption diagram of sector ring board 5；Fig. 4 is that this is practical The shape assumption diagram of the card column 3 for the rotation positioner that new embodiment one provides.As shown in figures 1-4, positioner packet is rotated Include socket 1, sleeve 2, card column 3 and multiple card slots 4.

Specifically, socket 1 and sleeve 2 are coaxially disposed, and socket 1 is inscribed in the inner wall of sleeve 2, and socket 1 only can be opposite Sleeve 2 is around center axis rotation.Wherein, card column 3 is set to the upper surface of sleeve 2, and multiple card slots 4 are set to the outer wall of socket 1, and Card slot 4 is mutually twisted with card column 3.Distinguishingly, card slot 4 is in polygon along the radial section of socket 1.

Further, which is that upper bottom edge is short, bottom side length trapezoidal.

Rotation positioner provided by the utility model can preferably solve connection pipe of dust collector in the prior art and deposit Be easy to cause closure, card to set the problem of ineffective angular deflection effect difference: rotate positioner and pass through along 1 diameter of socket It is in the card slot 4 of polygon to section, is engaged clamping with the realization of card column 3, under the premise of guaranteeing 1 smooth rotation of socket, mentions significantly The card of high socket 1 and sleeve 2 sets effect, both avoids and sliding to occur in use falls off, causes brush head dust suction angle That spends is unstable.

In above-described embodiment one, by card slot 4 along the radial section of socket 1 be designed as upper bottom edge it is short, bottom side length ladder Shape is and to be mutually twisted with corresponding card column 3 since trapezoidal card slot 4 has seamed edge, therefore to set effect preferable for card, it is not easy to go out The case where now sliding falls off.And since trapezoidal upper bottom edge is short, bottom side length, therefore its lower opening is larger, card column 3 is easier to be clamped Card slot 4, and it is also more smooth when the rotation of socket 1.

It, can be with the respective portion of flexible setting it should be noted that the rotation positioner that card slot 4 and card column 3 are composed The position of part.For example, by the setting of card slot 4 in sleeve 2 and card column 3 is arranged on socket 1.Or 2 He of sleeve is realized using pivot pin The relative rotation angle of socket 1.

Embodiment two:

Present embodiments provide a kind of rotation positioner.Rotation positioner includes socket 1, sleeve 2, card column 3 and more A card slot 4.

Specifically, socket 1 and sleeve 2 are coaxially disposed, and socket 1 is inscribed in the inner wall of sleeve 2, and socket 1 only can be opposite Sleeve 2 is around center axis rotation.Wherein, card column 3 is set to the upper surface of sleeve 2, and multiple card slots 4 are set to the outer wall of socket 1, and Card slot 4 is mutually twisted with card column 3.Distinguishingly, card slot 4 is in polygon along the radial section of socket 1.

Further, which is rectangle.

In above-described embodiment two, card slot 4 is set as rectangle, such as rectangle or pros along the radial section of socket 1 Shape is and to be mutually twisted with corresponding card column 3 since the card slot 4 of rectangle has seamed edge, therefore to set effect preferable for card, it is not easy to go out The case where now sliding falls off.Although and rectangle card slot 4 is not so good as trapezoidal card slot 4, its snap effect in 1 smooth rotation degree of socket It is more reliable.In addition, rectangle card slot 4 is more convenient in terms of machine-shaping, it is easy to form being engaged for height with card column 3.

Similarly, the rotation positioner that card slot 4 and card column 3 are composed, can be with the position of the respective component of flexible setting It sets.For example, by the setting of card slot 4 in sleeve 2 and card column 3 is arranged on socket 1.Or sleeve 2 and socket 1 are realized using pivot pin Relative rotation angle.

Embodiment three:

Present embodiments provide a kind of rotation positioner.Rotation positioner includes socket 1, sleeve 2, card column 3 and more A card slot 4.

Specifically, socket 1 and sleeve 2 are coaxially disposed, and socket 1 is inscribed in the inner wall of sleeve 2, and socket 1 only can be opposite Sleeve 2 is around center axis rotation.Wherein, card column 3 is set to the upper surface of sleeve 2, and multiple card slots 4 are set to the outer wall of socket 1, and Card slot 4 is mutually twisted with card column 3.Distinguishingly, card slot 4 is in polygon along the radial section of socket 1.

Further, which is triangle.

In above-described embodiment three, card slot 4 is set as triangle along the radial section of socket 1, is the card due to triangle Slot 4 has seamed edge, and is mutually twisted with corresponding card column 3, therefore to set effect preferable for card, it is not easy to the case where sliding falls off occurs. Although and triangle card slot 41 smooth rotation degree of socket be not so good as triangle card slot 4, its snap effect is more reliable, meanwhile, 4 cavity of card slot of triangle is smaller, does not influence the whole structural strength of socket 1.

Similarly, the rotation positioner that card slot 4 and card column 3 are composed, can be with the position of the respective component of flexible setting It sets.For example, by the setting of card slot 4 in sleeve 2 and card column 3 is arranged on socket 1.Or sleeve 2 and socket 1 are realized using pivot pin Relative rotation angle.

Further, based on any of the above embodiments, as shown in Figure 1, 2, 3, the quantity of card slot 4 is set as two It is a.Two card slots 4 are connected with each other by sector ring board 5.In this configuration, the angle setting rotated between usual socket 1 and sleeve 2 It can be completed the use of brush head of dust collector for 90 degree, therefore card slot 4 may be configured as two, relative in sleeve 2 between two card slots 4 The deflection angle of mandrel is 90 degree.The quantity of certain card slot 4 may be arranged as 3, and 3 card slots 4 are successively separated by 90 degree.Make to brush Dust suction after head has the function of three 90 degree of rotation and fixes.In addition, due to two or three card slots 4 with the same card column 3 are mutually twisted, therefore the shape of card slot 4, spatial position, three-dimensional perspective are all the same, and it is real that sector ring board 5 is arranged between two card slots 4 It is now fixedly connected, the installation stability of two card slots 4 can be improved, also further define the relative position between two card slots 4 And angle, improve the service life of card slot 4.

Further, based on any of the above embodiments, as shown in Figure 1, 2, 3, rotation positioner further includes adding Strengthening tendons 6.Wherein, reinforcing rib 6 is set to the upper surface of card slot 4, and is fixedly connected with the outer wall of socket 1.In this configuration, due to The size of card slot 4 itself is smaller, is fixedly mounted on 1 outer wall of socket, and installation stability is difficult to ensure, in addition, in use process In, card slot 4 needs to bear the multiple axial press of card column 3, and in 1 rotary course of socket, card slot 4 needs to bear card column 3 Multiple circumferential limit blocking, and it is provided with reinforcing rib 6, and reinforcing rib 6 is fixedly connected with the outer wall of socket 1, can be mentioned significantly The bond strength of high card slot 4 and socket 1.

Further, based on any of the above embodiments, as shown in Figure 2,4, card column 3 can be relative on sleeve 2 Lower elasticity activity.And card column 3 is set to sleeve 2 by helical spring 7.In this configuration, compared with fixed card column 3, The movable card column 3 of elasticity provides certain convenience when socket 1 rotates, so that the rotation of socket 1 is more smooth.In addition, spiral 7 reliable in quality of spring, long service life, purchase cost is cheap, and card column 3 is suppressed by helical spring 7, can quickly realize bullet Pressure card is set.

The present embodiment also provides a kind of connecting tube of rotatable brush head, and Fig. 5 is rotatable brush head provided by the utility model Connecting tube outline drawing.As shown in figure 5, the connecting tube of rotatable brush head include scrubbing brush housing 8, body connecting tube 9 and on The rotation positioner stated.Specifically, scrubbing brush housing 8 is connected to the sealing of sleeve 2, and body connecting tube 9 is connected to the sealing of socket 1. The connecting tube of rotatable brush head is while having the technical effect of rotation positioner, moreover it is possible to increase the flexible journey of dust suction of brush head Degree, extend dust catcher body and scrubbing brush can operating distance.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of rotation positioner, which is characterized in that including socket, sleeve, card column and multiple card slots；

The socket and the sleeve are coaxially disposed, and the socket is inscribed in the inner wall of the sleeve, and the socket only can Relative to the sleeve around center axis rotation；

The card column is set to the upper surface of the sleeve, and multiple card slots are set to the outer wall of the socket, the card slot It is mutually twisted with the card column；

The card slot is in polygon along the radial section of the socket.

2. rotation positioner according to claim 1, which is characterized in that the polygon short, bottom for upper bottom edge Long is trapezoidal.

3. rotation positioner according to claim 1, which is characterized in that the polygon is rectangle.

4. rotation positioner according to claim 1, which is characterized in that the polygon is triangle.

5. rotation positioner according to any one of claims 1 to 4, which is characterized in that the quantity of the card slot is two It is a.

6. rotation positioner according to claim 5, which is characterized in that two card slots are mutually interconnected by sector ring board It connects.

7. rotation positioner according to claim 6, which is characterized in that it further include reinforcing rib, the reinforcing rib setting It is fixedly connected in the upper surface of the card slot, and with the outer wall of the socket.

8. rotation positioner according to claim 1, which is characterized in that the card column can be relative on the sleeve Lower elasticity activity.

9. rotation positioner according to claim 8, which is characterized in that the card column is set to institute by helical spring State sleeve.

10. a kind of connecting tube of rotatable brush head, which is characterized in that including scrubbing brush housing, body connecting tube and as right is wanted Seek 1~9 described in any item rotation positioners；The scrubbing brush housing is connected to the sleeve seal, the body connecting tube It is connected to socket sealing.