CN209712789U

CN209712789U - A kind of telescopic mop bar

Info

Publication number: CN209712789U
Application number: CN201821762139.XU
Authority: CN
Inventors: 何可丰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-25
Filing date: 2018-10-29
Publication date: 2019-12-03
Anticipated expiration: 2028-10-29
Also published as: CN209224002U

Abstract

The utility model belongs to telescopic mop rod structure technical field, refer in particular to a kind of telescopic mop bar, including relatively turnable interior bar and outer bar, the end rotation of interior bar is provided with turning set, outer bar inner wall is provided at least two locating parts with spiral grooves, locating part complements each other to form a helical orbit, turning set lateral wall is provided with the external screw thread being engaged with helical orbit, one-way driving mechanism is provided between interior bar and turning set, one-way driving mechanism includes the brake component for being installed in interior boom end, brake component, which prolongs, axially extending has rotation axis, rotation is provided with turning set in rotation axis, the end of rotation axis is installed with the locating piece of soft materials, locating piece limits turning set on the rotating shaft, the bottom side of the turning set is provided with the first driving cog, the brake component has the second driving cog, when the first driving cog and the second driving cog It is mutually twisted, turning set can drive interior bar to be rotated, and the utility model provides a kind of structure simple and stable telescopic mop bar.

Description

A kind of telescopic mop bar

Technical field

The utility model belongs to telescopic mop rod structure technical field, refers in particular to a kind of telescopic mop bar.

Background technique

It needs to wring out the cleaning piece of end after mop-cleaning, traditional approach is manually to wring out, more arduously.Closely Also occur some mops mechanically wrung out successively within several years, such as occur currently on the market more such as Chinese patent application Described in CN101828893, it discloses a kind of mop and its matched mop-pail stands, and in the technical scheme, mop rod includes phase The inside and outside bar being mutually socketed, screw bar member and the turning set being sheathed in screw bar member, are equipped in turning set and screw bar member matches The thread of conjunction or aperture, turning set periphery be arranged with one with its single-direction transmission cooperation drive sleeve, the outer wall of the drive sleeve with it is interior Bar inner wall is connected；The upper end of screw bar member and outer bar are connected, and turning set can be moved up and down with respect to drive sleeve.Mop rod is pressed downward, Turning set is driven by screw bar member to be rotated, and drive sleeve rotation, interior bar and drive sleeve synchronous rotary are then driven；Mop is elongated upwards When bar, turning set is driven by screw bar member to be rotated, and rotation, which is placed in drive sleeve, forms idle running.In above-mentioned technical proposal, zero Part is more, and assembly process is complex.

Summary of the invention

The telescopic mop bar simple and stable the purpose of the utility model is to provide a kind of structure.

Purpose of the utility model is realized as follows:

A kind of telescopic mop bar, including the interior bar and outer bar being mutually arranged, interior bar and outer bar can be relatively rotated, the interior bar End rotation be provided with turning set, the outer bar inner wall is provided at least two locating parts with spiral grooves, locating part A helical orbit is complemented each other to form, turning set lateral wall is provided with the external screw thread being engaged with the helical orbit moment, In During turning set rotates in helical orbit, interior bar protrudes into outer bar or interior bar is stretched out from outer bar；

It is provided with one-way driving mechanism between the interior bar and turning set, when one-way driving mechanism comes into force, turning set exists Also interior bar is driven to be rotated while rotation in helical orbit, when one-way driving mechanism failure, turning set is in helical orbit It is interior rotation but interior bar do not rotate with it；

The one-way driving mechanism includes the brake component for being installed in interior boom end, and brake component, which prolongs, is axially integrally extended with rotation Axis, rotation is provided with the turning set in rotation axis, and the end of rotation axis is installed with locating piece, and locating piece exists turning set limit In rotation axis, also, the length of rotation axis is greater than the length of turning set, and the axis that turning set can prolong rotation axis is slided, institute The bottom side for stating turning set is provided with the first driving cog, and the brake component is provided with the second transmission in the first driving cog opposite face Tooth, when turning set slide downward and the first driving cog and the second driving cog are mutually twisted, and turning set can drive interior bar to be rotated；

The locating piece is soft materials.

The locating piece is installed in the end of rotation axis, the rotation axis of locating piece lower end and the brake component by fastener The buffering stage portion of rotation-limited set is formed, also, be provided with can deformation cavity for the upper center of the locating piece.

The outer bar is the hollow stem that lower part is provided with necking, and the hollow cavity of outer bar is internally provided with several ribs, described Locating part is put into from the upper end opening of outer bar and clamping is arranged between rib, and the threaded upper ends of outer bar are connected with envelope Lid, locating part limit between necking and upper capping, the turning set moment be mutually engaged with the helical orbit of locating part and Turning set also limits between necking and upper capping.

It is provided with locking member at the necking, locking member by interior bar and the clamping of outer bar phase and can be such that interior bar is maintained in outer bar Any position.

The locking member is thread bush, and the necking is provided with external screw thread compatible with the locking member, also, necking Front end also extend several support chips, the hollow inner side wall of locking member is provided with the first inclined surface, when outside locking member and necking During being threadedly engaged and stinging tightly, the first inclined surface pushes several support chips, and inwardly deformation occurs until holding the interior bar tightly.

The necking position is arranged with holding set, and the interior bar is threaded through in holding set, and the upper end of the protective case For the lower end limiting section of turning set, turning set is movably arranged between the upper surface of protective case and upper capping.

Holding set side is also equipped with groove, and the groove is matched with the rib in the middle part of outer bar.

The hollow chamber upper end for keeping set is provided with the second inclined surface.

The internal diameter of the hollow chamber lower end for keeping set and the outer diameter etc. of interior bar are big.

The rotation is placed on the end face contacted with locating piece and is provided with several notches.

Compared with the prior art, the utility model has prominent and beneficial technical effects that:

1, the one-way driving mechanism of the utility model includes the brake component for being installed in interior boom end, and brake component prolongs axial direction It is integrally extended with rotation axis, rotation is provided with the turning set in rotation axis, and the end of rotation axis is installed with locating piece, locating piece On the rotating shaft by turning set limit, and the locating piece is soft materials, which is the upper end limit to turning set Position, and to the bolster of turning set movement, basic reason is: the length of rotation axis is greater than the length of turning set, at this Structure gives turning set certain activity surplus, and the axis that turning set can prolong rotation axis is slided, in the mistake of turning set sliding Cheng Zhong will necessarily impact limit position, the locating piece being especially detachably connected, therefore locating piece uses soft material Matter, is the protection to turning set, and turning set is to carry out soft impulse with locating piece in the process of movement；It is also steady to structure Qualitatively protection, locating piece and brake component can effectively limit turning set on the rotating shaft.

2, the locating piece of the utility model is installed in the end of rotation axis by fastener, locating piece lower end with it is described The rotation axis of brake component forms the buffering stage portion of rotation-limited set, which is the activity limit to turning set, It is also the protection to turning set, extends the service life of turning set；Also, the upper center of the locating piece be provided with can deformation it is recessed Chamber, this can deformation cavity be protection to brake component, since interior bar can move up and down in outer bar, must interior bar can go to outer bar The top, i.e., it is fixed when each interior bar moves to the top of outer bar until locating piece touching can not continue to move up Position part, brake component will receive impact, by this can deformation cavity progress bumper and absorbing shock, avoid rotation axis from rolling under impact It is disconnected, extend the service life of product.

3, the necking position of the utility model is arranged with holding set, and the interior bar is threaded through in holding set, and institute The upper end for stating protective case is the lower end limiting section of turning set, turning set be movably arranged on protective case upper surface and upper capping Between, which gives turning set one stable lower limit position, that is, can avoid turning set and be detached from helical orbit, and realize rotation The extreme position moveed downward is covered, also, set is kept to extend the contact surface of interior bar and outer bar, interior bar can be made by keeping covering It is stable up and down in outer bar, it avoids that lateral shaking occurs.

4, the rotation of the utility model is placed on the end face contacted with locating piece and is provided with several notches, passes through the notch The contact surface for reducing turning set and locating piece effectively avoids fortune of the turning set by the end-face friction between locating piece to interior bar Dynamic to influence, guarantee has and only in the case that turning set slide downward and the first driving cog and the second driving cog is mutually twisted, Turning set can just drive interior bar to be rotated, and guarantee the stability of structure.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the schematic diagram of internal structure of the utility model；

Fig. 3 is enlarged structure schematic diagram at the A of Fig. 2；

Fig. 4 is one of configuration schematic diagram of the utility model；

Fig. 5 is enlarged structure schematic diagram at the B of Fig. 4；

Fig. 6 is the two of the configuration schematic diagram of the utility model；

Fig. 7 is enlarged structure schematic diagram at the C of Fig. 6；

Fig. 8 is enlarged structure schematic diagram at the D of Fig. 6；

Fig. 9 is enlarged structure schematic diagram at the E of Fig. 6；

Figure 10 is that the one-way driving mechanism of the utility model comes into force structural schematic diagram；

Figure 11 is the one-way driving mechanism failure structure schematic diagram of the utility model.

In figure: 1- outer bar；11- necking；12- support chip；13- rib；2- interior bar；21- brake component；211- rotation axis； The second driving cog of 212-；22- spring；23- locating piece；231- can deformation cavity；232- buffers stage portion；24- fastener；On 3- Capping；4- locking member；The first inclined surface 41-；5- keeps set；The second inclined surface 51-；6- turning set；61- external screw thread；62- first Driving cog；63- notch；7- locating part.

Specific embodiment

The utility model is further described with specific embodiment with reference to the accompanying drawing, as shown in Fig. 1-11:

A kind of telescopic mop bar, including the interior bar 2 and outer bar 1 being mutually arranged, interior bar 2 and outer bar 1 can be relatively rotated, described The end rotation of interior bar 2 is provided with turning set 6, and 2 inner wall of outer bar is provided at least two locating parts with spiral grooves 7, four locating parts 7 are preferably provided with, four locating parts 7 complement each other to form a helical orbit, and 6 lateral wall of turning set is set It is equipped with the external screw thread 61 being engaged with the helical orbit moment, during turning set 6 rotates in helical orbit, interior bar 2 It protrudes into outer bar 1 or interior bar 2 is stretched out from outer bar 1；

It is provided with one-way driving mechanism between the interior bar 2 and turning set 6, when one-way driving mechanism comes into force, turning set 6 Interior bar 2 is also driven to be rotated while rotation in helical orbit, when one-way driving mechanism failure, turning set 6 is in spiral It is rotated in track but interior bar 2 does not rotate with it；

The one-way driving mechanism includes the brake component 21 for being installed in 2 end of interior bar, and brake component 21 prolongs axial one and extends There is rotation axis 211, rotation is provided with the turning set 6 in rotation axis 211, and the end of rotation axis 211 is installed with locating piece 23, fixed Position part 23 limits turning set 6 in rotation axis 211, and the locating piece 23 is soft materials, which is pair The upper end of turning set 6 limits, and to the bolster that turning set 6 moves, basic reason is: the length of rotation axis 211 is big In the length of turning set 6, structure gives turning set 6 certain activity surplus at this, and turning set 6 can prolong the axis of rotation axis 211 It is slided, during turning set 6 slides, limit position will necessarily be impacted, what is be especially detachably connected determines Position part 23, therefore locating piece uses soft materials, is the protection to turning set 6, turning set 6 is in the process of movement and determines Position part carries out soft impulse；It is also the protection to structural stability, locating piece 23 and brake component 21 can be effective by turning set 6 Limit is in rotation axis 211.The bottom side of the turning set 6 is provided with the first driving cog 62, and the brake component 21 is in first 62 opposite face of driving cog is provided with the second driving cog 212, when 6 slide downward of turning set and the first driving cog 62 and the second driving cog 212 are mutually twisted, and turning set 6 can drive interior bar 2 to be rotated；

And preferably, spring 22 is provided between brake component 21 and turning set 6, it is mutual that spring 22 gives two components Isolated power, only by external force, the two can be just mutually twisted.2 lower end of interior bar can be connected with mophead, this reality in actual use A complete mop is formed with novel mop rod and mophead, when mop is placed in rotatable water basket by user Afterwards, it is pressed downward short mop rod, turning set 6 is driven by helical orbit to be rotated, and under the downward lateral stress effect of helical orbit, Brake component 21 is mutually engaged with turning set 6, and as shown in Figure 10, interior bar 2 rotates and mophead rotation is driven to carry out water dumping/cleaning；To Upper elongation mop rod, turning set 6 is driven by helical orbit to be rotated, and under the upward lateral stress effect of helical orbit, braking Part 21 and turning set 6 are detached from, and as shown in figure 11, idle running are formed between turning set 6 and interior bar 2, interior bar 2 is without rotation.

The locating piece 23 is installed in the end of rotation axis 211,23 lower end of locating piece and the braking by fastener 24 The rotation axis 211 of part 21 forms the buffering stage portion 232 of rotation-limited set 6, as shown in figure 3, the buffering stage portion 232 is pair The activity limit of turning set 6, and the protection to turning set 6, extend the service life of turning set 6；Also, the locating piece 23 is upper End middle part be provided with can deformation cavity 231, this can deformation cavity 231 be protection to brake component 21, since interior bar 2 can be in outer bar Moved up and down in 1, must interior bar 2 can go to the top of outer bar 1, i.e. the touching of locating piece 23 can not continue to move up for Only, when each interior bar 2 moves to the top of outer bar 1, locating piece 21, brake component 23 will receive impact, can shape by this Become cavity 231 and carry out bumper and absorbing shock, avoids rotation axis 211 from fractureing under impact, extend the service life of product.

The outer bar 1 is the hollow stem that lower part is provided with necking 11, and the hollow cavity of outer bar 1 is internally provided with several ribs 13, the locating part 7 is put into from the upper end opening of outer bar 1 and clamping is arranged between rib 13, and the threaded upper ends of outer bar 1 It is connected with capping 3, the limit of locating part 7 is between necking 11 and upper capping 3,6 moment of turning set and locating part 7 The product installation that helical orbit, which is mutually engaged, and turning set 6 is also limited between necking 11 and upper capping 3, is with this configuration is extremely It is convenient, firstly, spring 22, rotation are placed in brake component punching press in the end of interior bar 2, successively in the rotation axis 211 of brake component 21 Set 6 and locating piece 23 are fixed by fastener 24 again, secondly, locating part 7 is placed on the inner sidewall of outer bar 1, finally, interior bar 2 It is put into outer bar 1 from 1 upper end of outer bar and is connected to turning set 6 in helical orbit, upper capping 3 can be completed whole in threaded connection The installation of body.The stamping parts that the structure greatly reduces makes installation/assembly of factory more convenient, and outer bar 1 is preferably moulded Materials and parts can be shaped to various shape, make product more beautiful.

It is provided with locking member 4 at the necking 11, locking member 4 by interior bar 2 and 1 phase clamping of outer bar and can be such that interior bar 2 keeps Any position in outer bar 1；Locking member 4 is thread bush, and the necking 11 is provided with outer spiral shell compatible with the locking member 4 Line, also, several support chips 12 are also extended in the front end of necking 11, and the hollow inner side wall of locking member 4 is provided with the first inclined surface 41, when locking member 4 and 11 external screw thread of necking with merges sting it is tight during, the first inclined surface 41 pushes several support chips 12 inside Deformation occurs until holding the interior bar 2 tightly.Clamping is realized by most simple structure, and user is easier to understand and uses.

11 position of necking is arranged with holding set 5, and the interior bar 2 is threaded through in holding set 5, and the protective case 5 Upper end be turning set 6 lower end limiting section, turning set 6 be movably arranged on protective case 5 upper surface and it is upper capping 3 between, should It keeps set 5 to give turning set 6 one stable lower limit position, that is, can avoid turning set 6 and be detached from helical orbit, and realize turning set 6 extreme positions moveed downward, also, set 5 is kept to extend the contact surface of interior bar 2 and outer bar 1, it can be made by holding set 5 Interior bar 2 is stable up and down in outer bar 1, avoids that lateral shaking occurs.

The holding covers 5 sides and is also equipped with groove, and the groove matches with the rib 13 at 1 middle part of outer bar, avoids protecting It holds set 5 to rotate, guarantees the stability of structure.

The hollow chamber upper end for keeping set 5 is provided with the second inclined surface 51, and the setting of second inclined surface 51 is advantageous It carries out placing interior bar 2 in user, guide part is installed for one, moreover, second inclined surface 51 and interior bar 2 are during rotation Stress filtration position, interior bar 2 usually can up/down is mobile in the state of rotation, interior bar 2 can rub with keeping set 5 to generate Lateral stress is wiped and formed, lateral stress is guided to clearance position by the second inclined surface 51, weakens the influence of lateral stress.

The internal diameter of the hollow chamber lower end for keeping set 5 and the outer diameter of interior bar 2 etc. are big, guarantee that interior bar 2 can be in outer bar 1 Middle stable moves up and down, and avoids laterally shaking, guarantees the stability of structure.

The turning set 6 is provided with several notches 53 in the end face contacted with locating piece 23, is reduced by the notch 53 and is turned The contact surface of dynamic set 6 and locating piece 23 effectively avoids turning set 6 by the end-face friction between locating piece 23 to interior bar 2 Movement influences, and guarantees to have and only when 6 slide downward of turning set and the first driving cog 62 and the second driving cog 212 are mutually twisted In the case of, turning set 6 just can drive interior bar 2 to be rotated.

Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model Within the scope of.

Claims

1. a kind of telescopic mop bar, including the interior bar (2) and outer bar (1) being mutually arranged, interior bar (2) and outer bar (1) opposite can turn It is dynamic, it is characterised in that: the end rotation of the interior bar (2) is provided with turning set (6), and outer bar (1) inner wall is provided at least Two locating parts (7) with spiral grooves, locating part (7) complement each other to form a helical orbit, turning set (6) lateral wall It is provided with the external screw thread (61) being mutually engaged with the helical orbit, it is interior during turning set (6) rotates in helical orbit Bar (2) protrudes into outer bar (1) or interior bar (2) and stretches out from outer bar (1)；

It is provided with one-way driving mechanism between the interior bar (2) and turning set (6), when one-way driving mechanism comes into force, turning set (6) interior bar (2) is also driven to be rotated while rotation in helical orbit, when one-way driving mechanism failure, turning set (6) It is rotated in helical orbit but interior bar (2) does not rotate with it；

The one-way driving mechanism includes the brake component (21) for being installed in interior bar (2) end, and brake component (21), which prolongs, axially integrally to be prolonged Stretching has rotation axis (211), and rotation is provided with the turning set (6) in rotation axis (211), and the end of rotation axis (211) is installed with Locating piece (23), locating piece (23) limits turning set (6) on rotation axis (211), also, the length of rotation axis (211) is big Length in turning set (6), the axis that turning set (6) can prolong rotation axis (211) are slided, the bottom of the turning set (6) Side is provided with the first driving cog (62), and the brake component (21) is provided with the second driving cog in the first driving cog (62) opposite face (212), when turning set (6) slide downward and the first driving cog (62) and the second driving cog (212) are mutually twisted, turning set (6) Interior bar (2) can be driven to be rotated；

The locating piece (23) is soft materials.

2. telescopic mop bar according to claim 1, it is characterised in that: the locating piece (23) is solid by fastener (24) It is located at the end of rotation axis (211), rotation axis (211) the formation rotation-limited of locating piece (23) lower end and the brake component (21) The buffering stage portion (232) of (6) is covered, also, be provided with can deformation cavity (231) for the upper center of the locating piece (23).

3. telescopic mop bar according to claim 1 or 2, it is characterised in that: the outer bar (1) is that lower part is provided with contracting The hollow stem of mouthful (11), the hollow cavity of outer bar (1) are internally provided with several ribs (13), and the locating part (7) is from outer bar (1) Upper end opening is put into and clamping is arranged between rib (13), and the threaded upper ends of outer bar (1) are connected with capping (3), institute Locating part (7) limit is stated between necking (11) and upper capping (3), the spiral track at turning set (6) moment and locating part (7) Road is mutually engaged and turning set (6) also limits between necking (11) and upper capping (3).

4. telescopic mop bar according to claim 3, it is characterised in that: locking member (4) are provided at the necking (11), Locking member (4) by interior bar (2) and outer bar (1) phase clamping and can make interior bar (2) be maintained at any position in outer bar (1).

5. telescopic mop bar according to claim 4, it is characterised in that: the locking member (4) is thread bush, the necking (11) it is provided with the compatible external screw thread with the locking member (4), also, several support chips are also extended in the front end of necking (11) (12), the hollow inner side wall of locking member (4) is provided with the first inclined surface (41), when locking member (4) and necking (11) external screw thread are matched During merging is stung tightly, inwardly deformation occurs for several support chips (12) of the first inclined surface (41) promotion until holding the interior bar tightly (2)。

6. telescopic mop bar according to claim 3, it is characterised in that: necking (11) position is arranged with holding set (5), the interior bar (2) is threaded through in holding set (5), and keeps the upper end of set (5) for the lower end limiting section of turning set (6), Turning set (6) is movably arranged between the upper surface and upper capping (3) for keeping set (5).

7. telescopic mop bar according to claim 6, it is characterised in that: the holding set (5) side is also equipped with groove, The groove is matched with the rib (13) in the middle part of outer bar (1).

8. telescopic mop bar according to claim 6 or 7, it is characterised in that: the hollow chamber upper end for keeping set (5) It is provided with the second inclined surface (51).

9. telescopic mop bar according to claim 8, it is characterised in that: the hollow chamber lower end for keeping set (5) Internal diameter and the outer diameter of interior bar (2) etc. are big.

10. telescopic mop bar according to claim 1, it is characterised in that: the turning set (6) connects in locating piece (23) The end face of touching is provided with several notches (63).