Background technology
Have now and hang the draw-bar seat that clothing is used, include a housing, one compression spring, an and motion bar, has a long and narrow slotted eye on this housing, this motion bar is to pass this slotted eye, the one end is hubbed in this housing, the other end protrudes in this housing, thereby this motion bar can be pivoted relative to each other with respect to housing between a primary importance and a second place, one end of this compression spring is articulated in the housing, its other end is articulated on the shaft of motion bar, this compression spring can produce a torsional interaction to motion bar, make it stably maintain primary importance, when this motion bar is subjected to external force to promote to arrive the second place, this motion bar and compression spring can form the relativeness of a straight line just, make the compression spring be positioned at the dead-centre position that can't form arm of force effect, thereby make this motion bar can stably maintain the second place, after force-disturbance leaves the second place outside this motion bar is subjected to once again, this compression spring breaks away from the dead point state, and form the arm of force between this motion bar again, once again this motion bar is produced torsional interaction, make this motion bar get back to primary importance once again.
On actual the use, one hangs the pull bar that clothing uses includes two draw-bar seats at least, one cross bar and a pull handle, these two draw-bar seats are arranged at two walls parallel to each other respectively, this cross bar flatly is separately fixed on two motion bars with its two ends, when these two motion bars are positioned at primary importance, cross bar is positioned at one first height, when these two motion bars are positioned at the second place, cross bar is positioned at one second height, this first height of level height is greater than the second height of level height, one end of this pull bar is sheathed on the cross bar, make this pull bar can axially rotating relatively along cross bar, when this cross bar is not subjected under the external force effect, these two motion bars maintain primary importance makes this cross bar be positioned at first height, spur this pull bar and drive this cross bar arrival downwards second height with external force, make these two motion bars also arrive the second place and make these compress springs and can't play a role, thereby make this cross bar stay in second height, this moment, level height was highly that than first low second highly is not easy to use the person and hangs clothing, make these compression springs drive this two motion bars with pushing away on the cross bar then, can make this cross bar get back to first height once again, and reduce this two spaces that motion bar is shared.
Yet lack reduction gear mechanism between this motion bar and this housing, therefore when getting back to this primary importance, the spring stretching by compression of this motion bar swings fast, can make the cross bar rate of climb too fast, thereby cause being hung on clothing on the cross bar and be scattered and bring inconvenience, therefore must lack convenience to pull this pull bar with the control cross bar rate of climb.
Summary of the invention
Existing hang pull bar that clothing uses, cause producing the doubt that hanging object comes off in the uphill process, cause the inconvenience in the use owing to lack the rising reduction gear mechanism.
In view of above problem, main purpose of the present utility model is to provide a kind of damping buffering pull rod seat, slows down pull bar running speed by utilizing viscous damping, avoids hanging clothing and is scattered, and increases the convenience on using.
Therefore, in order to achieve the above object, a kind of damping buffering pull rod seat provided by the utility model comprises a bottom, has a circular depressions on this bottom, has a rotating shaft in this circular depressions: a deceleration dish, have a rotating part and a ratchet portion, this rotating part can mate circular depressions just, and this deceleration dish is to be hubbed on the bottom with rotating shaft, this rotating part is covered on the circular depressions, forms an enclosure space; Some sticky oil bodies are filled in the formed enclosure space of deceleration dish and circular depressions; One motion bar, its shaft is hubbed in the rotating shaft, make this motion bar between a primary importance and a second place, carry out movable pivot pendulum: a pawl with respect to bottom, be arranged on the motion bar, just can be resisted against this ratchet portion, and a side of deflection ratchet portion forms a tooth portion at the bottom of this pawl, make this pawl engageable in the side face of ratchet portion when the side face of ratchet portion relatively moves, thereby drive the deceleration disc spins, when opposite direction relatively moves, then get loose and stop engagement, a side face slippage in ratchet portion.
The utility model also provides a kind of damping buffering pull rod seat, comprises a bottom: a deceleration dish, have a ratchet portion, and be hubbed on this bottom; One motion bar, its shaft is hubbed in this rotating shaft, make this motion bar carry out movable pivot pendulum: a pawl with respect to bottom, be arranged on this motion bar, make it can be resisted against ratchet portion just, and a side of deflection ratchet portion forms a tooth portion at the bottom of this pawl, make this pawl engageable in the side face of ratchet portion when the side face of ratchet portion relatively moves, thereby drive the deceleration disc spins, then getting loose when opposite direction relatively moves stops engagement, makes its side face slippage in ratchet portion.
Description of drawings
Fig. 1 is the partial structurtes exploded view of the utility model preferred embodiment, is respectively housing, deceleration dish and supports only projection.
Fig. 2 is the part-structure exploded view of the utility model preferred embodiment, is respectively motion bar, pawl and compression assembly.
Fig. 3 is a three-dimensional exploded view of the present utility model.
Fig. 4 is the side view of the utility model part-structure, all is the relativeness of motion bar, pawl, deceleration dish and compression assembly.
Fig. 5 is another enforcement state of Fig. 4.
Fig. 6 is the enlarged drawing of the utility model partial structurtes, discloses the ratchet portion engagement of this pawl and this deceleration dish.
Fig. 7 is an application schematic diagram of the present utility model.
Description of reference numerals:
100 damping buffering pull rod seats
10 housings
11 bottoms
111 circular depressions
1111 rotating shafts
1112 cylinder type dividing plates
1113 circular ditches
12 loam cakes
121 some screws
122 decorative panels
13 support only projection
131 ring bodies
132 blocks
133 screws
14 slotted eyes
20 deceleration dishes
21 rotating parts
211 cylinder type dividing plates
212 circular ditches
22 ratchet portions
30 motion bars
31 sleeve joint holes
32 pivoted holes
33 pliability spikes
40 pawls
41 tooth portions
50 compression assemblies
51 compression springs
52 expansion links
60 cross bars
70 pull handles
71 perforatings
80 walls
The P1 primary importance
The P2 second place
The specific embodiment
Relevant characteristics and implementation of the present utility model, existing conjunction with figs. is described in detail as follows as most preferred embodiment.
See also Fig. 1 to shown in Figure 3, a kind of damping buffering pull rod seat 100 that is provided for the utility model first preferred embodiment, generally speaking, this draw-bar seat 100 is to be one group with at least two in the use, be set in parallel on the two corresponding walls with same level height, connect this two draw-bar seats 100 with a cross bar,, only do explanation with single draw-bar seat 100 at this as the usefulness of hanging clothing.
This draw-bar seat 100 includes a housing 10, a deceleration dish 20, a motion bar 30, a pawl 40 and a compression spring 50, wherein:
This housing 10 includes a bottom 11, one loam cake 12 and one supports and ends projection 13, this loam cake 12 is covered on the bottom 11, form a hollow chamber with some screw 121 lockings, this loam cake further also is embedded with a decorative panel 122 outward, this bottom 11 in a side of housing 10 outsides for fixing to a wall, the side of this bottom 11 in housing 10 inside has a circular depressions 111, these circular depressions 111 centers have a rotating shaft 1111, be the axle center with this rotating shaft 1111 in this circular depressions 111, be provided with the cylinder type dividing plate 1112 of some tool concentric relations, thereby separate out some circular ditches 1113, only should supporting, projection 13 comprises a ring body 131 and a block 132, be sheathed on these circular depressions 111 outer rims and with 133 lockings of some screws with this ring body, so be the lateral border that is fixed in this circular depressions 111, in addition, the face that connects of loam cake 12 and bottom 11 offers a sleeve configuration slotted eye 14, connect inside and outside this housing 10, the position that is provided with that should support the block 132 that ends projection 13 just can be corresponding to an end of this slotted eye 14, at this position performance stopping function;
One deceleration dish 20, have a rotating part 21 and a ratchet portion 22, this rotating part 21 can mate circular depressions 111 just, this deceleration dish 20 is to be hubbed in the bottom 11 with rotating shaft 1111, this rotating part 21 is covered on the circular depressions 111, thereby form an enclosure space, and the side face of the side face in these rotating part 21 outsides and circular depressions 111 inboards, be the configuration relation that closely cooperates, make and have frictional resistance between these two, rotating part 21 is covered in a side of circular depressions 111 in addition, also have some circular ditches 212 that have cylinder type dividing plate 211 to separate formation, thick liquid is injected enclosure space between this circular depressions 111 and this rotating part 21, utilize this thick liquid performance stickiness hindrance function, when this deceleration dish 20 rotates, can reduce deceleration and coil 20 rotating speeds;
One motion bar 30, the one end has a sleeve joint hole 31, its shaft is provided with a pivoted hole 32, this pivoted hole 32 has certain spacing distance with the other end of this motion bar 30, this pivoted hole 32 is to be used for making motion bar 30 to be hubbed in the rotating shaft 1111 of circular depressions 111, the shaft part of this motion bar 30 is contained in this housing 10, another part stretches out outside the housing 10 by slotted eye 14, motion bar 30 can be swung between primary importance P1 and second place P2 with respect to housing 10, further also be arranged with the pliability spike 33 of a strip on the shaft of this motion bar 30, can be in these housing 10 inboards along with slippage is carried out in the swing of motion bar 30, to cover this slotted eye 14, this motion bar 30 is rocked to the angle that second place P2 swung by primary importance P1 and is about 90 degree, in addition, should be to the position of ending projection 13 corresponding to second place P2, when this motion bar 30 arrives second place P2, the shaft of this motion bar 30 can be resisted against just to the block 132 that ends projection 13, thereby make this motion bar 30 stop at second place P2, can not surpass its hunting range;
One pawl 40 is hubbed on the shaft of motion bar 30, it can be rotated swing with respect to motion bar 30, this pawl 40 can be resisted against ratchet portion 22 just, and pawl 40 forms a tooth portion 41 against a side of ratchet portion 22, this tooth portion 41 is inclined, make this pawl 40 engageable in the side face of this ratchet portion 22 when facing tooth portion 41 incline directions the week of ratchet portion 20 and relatively move, thereby drive 22 rotations of ratchet portion, when opposite direction relatively moves, then get loose and stop engagement, only in the side face slippage of ratchet portion 22, so, when motion bar 30 by primary importance P1 when second place P2 swings, this pawl 40 can't be engaged in ratchet portion 22, making motion bar 30 be independent of deceleration dish 20 swings voluntarily, when this motion bar 30 by second place P2 when primary importance P1 swings, this pawl 40 engageable deceleration dishes 20 that drive in ratchet portion 22 rotate;
One compression assembly 50, it is salty by a compression spring 51 and 52 structures of an expansion link, this compression spring 51 is placed on this expansion link 52, and be resisted against the two ends of this expansion link 52, this compression spring 51 can be brought into play elasticity and order about the elastic restoring force that expansion link 52 has the recovery regular length, these compression assembly 50 1 ends are to be hubbed on the housing 10, the other end is hubbed on the shaft of motion bar 30, and articulated section and pivoted hole 32 that it is positioned at motion bar 30 maintain certain distance and form the arm of force, the torsional interaction that elastic force by utilizing compression assembly 50 forms with respect to this rotating shaft 1111 motion bar 30, see also Fig. 4, shown in 5 figure, when this motion bar 30 is not promoted by external force, compression assembly 50 can make this motion bar 30 maintain primary importance P1, when this motion bar 30 by promoted by external force between primary importance P1 and the second place P2 time, these compression assembly 50 pressurizeds can produce an elastic-restoring force and drive this motion bar 30 and get back to this primary importance P1, when this motion bar 30 continues stressed and when arriving this second place P2, this motion bar 30 and compression assembly 50 can be arranged in line just and form the dead point state, make the elastic-restoring force of this compression assembly 50 lack acting force arm, can't drive this motion bar 30 swings.
Please consult again shown in Fig. 4~6 figure, when pawl 40 is engaged in ratchet portion 22, thereby making this motion bar 30 drive deceleration coiled 20 o'clock, because viscous fluid produces the stickiness impedance in 111 of the circular depressions of deceleration dish 20 and bottom 11, can bring into play decelerating effect, assembly 50 promotion back swing speed are too fast by compression to avoid this motion bar 30, and the frictional resistance when being positioned at circular ditch 1111,211 on this circular depressions 111 and this deceleration dish 20 and more can further increasing thick liquid and flow, to strengthen the stickiness impedance effect; And when external force promoted in the opposite direction, this pawl 40 broke away from engagement with ratchet portion 22, promoted the elastic-restoring force that the required power of these motion bar 30 swings only need overcome compression assembly 50 this moment, can not be subjected to the stickiness impedance disturbances.
See also shown in Figure 7ly, when in fact a damping buffering formula pull bar clothes hanger was set, this pull bar clothes hanger included two draw-bar seats 100, a cross bar 60 and a pull handle 70 at least: wherein:
These two draw-bar seats 100 are arranged on two relative walls 80 with the par height, and when each motion bar 30 is positioned at primary importance P1, their shaft is vertically upward, and when each motion bar 30 was positioned at second place P2, their shaft was to be the level of state:
These cross bar 60 length approximate the distance of 100 of these two draw-bar seats, be inserted in the sheathed hole 31 of these two motion bars 30 respectively with their two ends, one end of pull handle 70 has a perforating 71, is to be used for wearing for cross bar 60, and pull handle 70 can be swung with respect to the central shaft of cross bar 60.
When needs are hung or take off clothing, spur this pull handle 70 to drive cross bar 60 to bottom offset, make these two motion bars 30 arrive second place P2 simultaneously, this moment is owing to arrange in line between compression assembly 50 and the motion bar 30, therefore compression assembly 50 elastic-restoring forces lack the arm of force and can't act on, can conveniently hang and take off clothing, and the shaft of this motion bar 30 is stably to be resisted against to ending projection 13, bigger support force can be provided, to avoid hanging in the clothing process, the preponderance of clothing makes the composition surface of 12 of bottom 11 and loam cakes be subjected to motion bar 30 weight and is strutted, and this housing 10 is disintegrated: after hooker is finished, as long as this cross bar 60 is pushed away on slightly, make the relativeness of 50 of motion bar 30 and compression assemblies break away from the dead point state, the elastic-restoring force of this compression assembly 50 just can promote motion bar 30 and be reset to primary importance P1, form plumbness, can allow cross bar 60 be positioned at higher position thus, secondly the motion bar 30 that can exempt horizontal arrangement again takies plane space, and this motion bar 30 is reset in the middle of the process of primary importance P1, this pawl 40 can be engaged in this ratchet portion 22, rotate simultaneously and drive this deceleration dish 20, the stickiness impedance that utilizes this deceleration dish 20 to be born, restraint bar 30 speed swing speed, this cross bar 60 is slowly risen, avoid hanging object being come off because of fast rise, also needn't use to pull this pull bar 70 control cross bars 40 rates of climb, use convenient more many than existing draw-bar seat.