The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of sliding door upper limit assembly, makes the sliding door derailing that also can prevent to greatest extent having lower sheave the time easier for installation.
A kind of sliding door upper limit assembly, comprise installing plate, spacer, directive wheel, position-limited wheel, torsion spring and Position limiting wheel frame, the upper surface of described installing plate one end is provided with the rotating shaft carriage, the upper surface of described spacer one end is provided with projection, described convex surfaces is provided with protruding sawtooth, described Position limiting wheel frame comprises Position limiting wheel frame head and Position limiting wheel frame tail, on the described Position limiting wheel frame tail position-limited wheel is installed, the soffit of described spacer and directive wheel are installed on the installing plate, described Position limiting wheel frame head is installed on the rotating shaft carriage by rotating shaft, described Position limiting wheel frame head surface is provided with the sawtooth that matches with protruding sawtooth, described torsion spring is installed in the rotating shaft carriage, a pin of described torsion spring withstands on spacer or the installing plate, and another pin withstands on the Position limiting wheel frame, the sawtooth of described Position limiting wheel frame head and protruding sawtooth interlock and can rotate around the axis.
During installation, first the Position limiting wheel frame of this sliding door upper limit assembly is pressed, it can not be contacted with the limit track of sliding door top, so easily directive wheel is installed in the horizontal rail of sliding door top, after installing, namely can unclamps Position limiting wheel frame, Position limiting wheel frame is upspring and position-limited wheel withstands in the limit track of sliding door top, not only easy for installation, in the time of can also preventing that sliding door from promoting, the monolateral perk of sliding door and cause lower sheave to break away from the lower sheave track.
Preferably, also comprise guide wheel shaft and sidewall securing member, the upper surface of described spacer has the location film trap, the soffit of a relative side with projection of described spacer is provided with outstanding spacer sidewall, have the first side wall groove on the described spacer sidewall, have installing hole on the described installing plate, the soffit of a relative side with the rotating shaft carriage of described installing plate is provided with outstanding installing plate sidewall, described installing plate sidewall is provided with the second sidewall channels, the width of described location film trap is greater than the width of guide wheel shaft, described guide wheel shaft passes directive wheel successively, location film trap and installing hole, and be fixed on the installing plate, spacer can along projection with and a protruding relative side between move, described sidewall securing member passes the first side wall groove and the second sidewall channels so that installing plate and spacer are interfixed.
Like this, the angular dimension along the rotating shaft rotation along with Position limiting wheel frame, spacer is mobile at installing plate, Position limiting wheel frame can rotate very large angle, pass the first locating slot and the second locating slot is fixed both with the sidewall securing member, and because the interlock of the sawtooth of protruding sawtooth and Position limiting wheel frame head surface, Position limiting wheel frame can very firmly keep the angle with respect to the installing plate plane.
Preferably, described Position limiting wheel frame comprises the first rack plate and the second rack plate, described the first rack plate is connected by connecting portion with the second rack plate, the first rack plate and the second rack plate are installed rotating shaft one end and are provided with sawtooth, a pin of described torsion spring withstands on the connecting portion, and a pin withstands on spacer or the installing plate in addition.
Preferably, described directive wheel comprises the first directive wheel and the second directive wheel, described position-limited wheel comprises the first position-limited wheel and the second position-limited wheel, described the first directive wheel and the second directive wheel are fixed with spacer and installing plate successively, and described the first position-limited wheel and the second position-limited wheel are installed in respectively the both sides of Position limiting wheel frame tail by rotating shaft.
Preferably, also comprise axis of guide rim, described axis of guide rim comprise at the bottom of the bearing gasket and be arranged on bearing gasket at the bottom of the bearing margin, width at the bottom of the described bearing gasket is greater than the width of bearing margin, described axis of guide rim is installed between directive wheel and the spacer, and stretches in the film trap of location at spacer surface bearing margin at the bottom of the bearing gasket.
Preferably, described directive wheel comprises the first directive wheel and the second directive wheel, and described the first directive wheel and the second directive wheel are directly installed on the installing plate, and described position-limited wheel is installed in the Position limiting wheel frame tail by rotating shaft and between the first rack plate and the second rack plate.The area of the Area Ratio installing plate of the spacer that arranges like this is less, is suitable for the application scenario of less sliding door, can effectively reduce the raw material consumption of spacer and position-limited wheel.
A kind of sliding door upper limit assembly, comprise installing plate, spacer, directive wheel, position-limited wheel and Position limiting wheel frame, described installing plate one end is provided with the rotating shaft carriage, the upper surface of described spacer is provided with location hook outstanding and that opening is relative with the spacer upper surface, described Position limiting wheel frame comprises Position limiting wheel frame head and Position limiting wheel frame tail, on the described Position limiting wheel frame tail position-limited wheel is installed, the soffit of described spacer and directive wheel are installed on the installing plate, described Position limiting wheel frame head is installed on the rotating shaft carriage by rotating shaft, described Position limiting wheel frame comprises the first rack plate and the second rack plate, described the first rack plate is connected by connecting portion with the second rack plate, described location hook stretches in the first rack plate and the second rack plate, and described connecting portion is in the location hook opening, and described Position limiting wheel frame head can rotate around the axis.
Preferably, also comprise the spacer screw, the soffit of a relative side with location hook of described spacer is provided with outstanding spacer sidewall, described installing plate is provided with the installing plate sidewall at this sidewall one end, spacer sidewall of living in is provided with side-wall hole, and described spacer screw passes described side-wall hole and withstands on the installing plate sidewall.
Preferably, also comprise guide wheel shaft, have the location film trap on the described spacer, have installing hole on the described installing plate, the width of described location film trap is greater than the width of guide wheel shaft, described guide wheel shaft passes directive wheel, location film trap and installing hole successively, and is fixed on the installing plate, spacer can along projection with and a protruding relative side between move.
Preferably, also comprise axis of guide rim, described axis of guide rim comprise at the bottom of the bearing gasket and be arranged on bearing gasket at the bottom of the bearing margin, width at the bottom of the described bearing gasket is greater than the width of bearing margin, described axis of guide rim is installed between directive wheel and the spacer, and stretches in the film trap of location at spacer surface bearing margin at the bottom of the bearing gasket.
Preferably, described directive wheel comprises the first directive wheel and the second directive wheel, and described the first directive wheel and the second directive wheel are directly installed on the installing plate, and described position-limited wheel is installed in the Position limiting wheel frame tail by rotating shaft and between the first rack plate and the second rack plate.
Preferably, described directive wheel comprises the first directive wheel and the second directive wheel, described position-limited wheel comprises the first position-limited wheel and the second position-limited wheel, described the first directive wheel and the second directive wheel are fixed with spacer and installing plate successively, and described the first position-limited wheel and the second position-limited wheel are installed in respectively the both sides of Position limiting wheel frame tail by rotating shaft.
The beneficial effects of the utility model are: can not only limit the monolateral perk of the sliding door with lower sheave, prevent the lower sheave derailing, and it is smooth and easy to keep sliding door to move, kept simultaneously in addition the structure identical with existing mounting means, made things convenient for the sliding door installation, and do not needed existing relevant aluminium extruded sections is changed.
The specific embodiment
Below with reference to accompanying drawing, specific embodiment of the utility model is described in further detail.
Such as Fig. 1, shown in 2 and 6, the sliding door upper limit assembly of a kind of embodiment of the utility model, comprise installing plate 100, spacer 200, directive wheel 500(600), position-limited wheel 410(420,450), torsion spring 340 and Position limiting wheel frame 300, the upper surface 150 of installing plate 100 1 ends is provided with rotating shaft carriage 110 and 120, the upper surface 240 of spacer 200 1 ends is provided with projection 210, projection 210 surfaces are provided with protruding sawtooth 211, Position limiting wheel frame 300 comprises Position limiting wheel frame head and Position limiting wheel frame tail, position-limited wheel 410 is installed on the Position limiting wheel frame tail, the soffit of spacer 200 and directive wheel 500(600) be installed on the installing plate 100, the Position limiting wheel frame head is installed on rotating shaft carriage 110 and 120 by rotating shaft 350, the Position limiting wheel frame head surface is provided with the sawtooth 323(313 that matches with protruding sawtooth 211), torsion spring 340 is installed in the rotating shaft 350, a pin 341 of torsion spring 340 withstands on spacer 200 or the installing plate 100, another pin 342 withstands on the Position limiting wheel frame 300, the sawtooth 313(323 of Position limiting wheel frame head) can 350 rotate around the shaft with protruding sawtooth 211 interlocks.
Such as Fig. 1, shown in 2 and 6, one of the utility model more specifically among the embodiment, the sliding door upper limit assembly also comprises guide wheel shaft 510, axis of guide rim 520, sidewall securing member 800, the upper surface 240 of spacer 200 has location film trap 220, the soffit with projection 210 relative sides of spacer 200 is provided with outstanding spacer sidewall, have the first side wall groove 230 on the spacer sidewall, the upper surface 150 of installing plate 100 has installing hole 130, the soffit with rotating shaft carriage 110 and 120 relative sides of installing plate 100 is provided with outstanding installing plate sidewall, the installing plate sidewall is provided with the second sidewall channels 140, along projection 210 with and the direction of protruding 210 relative sides, the width of location film trap 220 is greater than the width of guide wheel shaft 510, axis of guide rim 520 comprises at the bottom of the bearing gasket 521 and be arranged at the bottom of the bearing gasket 521 bearing margin 522,521 width is greater than the width of bearing margin 522 at the bottom of the bearing gasket, axis of guide rim 520 is installed between directive wheel 500 and the spacer 200, and 521 at spacer upper surface 240 at the bottom of the bearing gasket, and bearing margin 522 stretches in the film trap 220 of location, location film trap 220 guide wheel shafts 510 pass directive wheel 500 successively, axis of guide rim 520, location film trap 220 and installing hole 130, and be fixed on the installing plate 100, spacer 200 can along projection 210 with and protruding 210 relative sides (being the first side wall groove 230 1 sides) between move, sidewall securing member 800 can pass the first side wall groove 230 and the second sidewall channels 140, and installing plate 100 and spacer 200 are interfixed.
When firmly Position limiting wheel frame 300 being rotated along rotating shaft 350, the sawtooth 323(313 of Position limiting wheel frame 300) with protruding sawtooth 311 phase interlock, and Position limiting wheel frame 300 and spacer 200(and/or installing plate 100) torsion spring 340 is formed twisting force, torsion spring 340 produces deformation and has torsion with Position limiting wheel frame 300 direction of rotation, and promote spacer 200 towards 230 lateral movements of the first side wall groove, and because the fixation of guide wheel shaft 510, installing plate 100, axis of guide rim 520 and guide roller 500 be not in the direction motion all, at this time then can be easily first with directive wheel 500(600) be installed in the top horizontal guide slot of sliding door, after installing, unclamp Position limiting wheel frame 300, because the return action of the torsion of torsion spring 340, Position limiting wheel frame 300 upwards rotates, until position-limited wheel 410(420 or 450) enters in the spacing race above the sliding door, perhaps when Position limiting wheel frame 300 forwards suitable position to, then by sidewall securing member 800 installing plate 100 and location-plate 200 are fixed together, like this because the interlock Position limiting wheel frame 300 of sawtooth is just fixing.
Preferably, Position limiting wheel frame 300 comprises the first rack plate 310 and the second rack plate 320, the first rack plate 310 is connected by connecting portion 330 with the second rack plate 320, installation rotating shaft 350 1 ends of the first rack plate 310 and the second rack plate 320 are respectively equipped with sawtooth 313 and sawtooth 323, a pin 342 of torsion spring 340 withstands on the connecting portion 330, and a pin 341 withstands on spacer 200 or the installing plate 100 in addition.
Directive wheel can comprise the first directive wheel 500 and the second directive wheel 600, position-limited wheel 400 can comprise the first position-limited wheel 410 and the second position-limited wheel 420, the first position-limited wheel 410 and the second position-limited wheel 420 are installed in respectively the both sides of Position limiting wheel frame tail by rotating shaft 430 and rotating shaft cover 440, be that position-limited wheel 410, position-limited wheel 420 rotating shafts 430 and rotating shaft cover 440 have consisted of position-limited wheel assembly 400, shown in Fig. 2 and 4, this structure can adapt in the larger situation of sliding door.
And as shown in Figure 5, in another kind of embodiment, directive wheel 500, spacer 200 and position-limited wheel 450 are all less, the first directive wheel 500 and the second directive wheel 600 are directly installed on the installing plate 100, only have a position-limited wheel 450 to be installed in the Position limiting wheel frame tail by rotating shaft and between the first rack plate 310 and the second rack plate 320.The area of the Area Ratio installing plate 100 of the spacer 200 that arranges like this is less, is suitable for the application scenario of less sliding door, can effectively reduce the raw material consumption of spacer 200 and position-limited wheel 450.
Shown in Fig. 3 and 4, the sliding door upper limit assembly of another kind of embodiment, it is with difference embodiment illustrated in fig. 2: the upper surface 240 of spacer 200 is provided with the relative location hook 700 of outstanding and opening 720 and spacer upper surface 240, the sliding door upper limit assembly also comprises spacer screw 250, the hook portion 710 of location hook 700 stretches in the first rack plate 310 and the second rack plate 320, and connecting portion 330 is in location hook opening 720, spacer 200 is provided with outstanding spacer sidewall 230 with the soffit of location hook 720 relative sides, installing plate 100 is provided with installing plate sidewall 140 at this sidewall one end, spacer sidewall 230 of living in is provided with side-wall hole 231, and spacer screw 250 passes side-wall hole 231 and withstands on the installing plate sidewall 140.
The structure of the less sliding door of use shown in Figure 5 also is that those skilled in the art can be applied to corresponding technical scheme here according to foregoing description, do not repeat them here with in the present embodiment.
Rotation spacer screw 250, because the gearing of screw thread, and can know by above-described embodiment, the flute length of location film trap 220 is greater than the width of guide wheel shaft 510, therefore spacer 200 can be along moving on the direction of location hook 700 and spacer screw 250 lines, when spacer 200 during to 250 1 lateral movement of spacer screw, the hook portion 710 of location hook 700 withstands on the connecting portion 330 of Position limiting wheel frame 300, and with Position limiting wheel frame 300 pull-ups; When spacer 200 during to location hook 700 1 lateral movement, because connecting portion 330 loses the effect of location hook 700, Position limiting wheel frame 300 350 is rotated down under action of gravitation around the shaft.So, namely can adjust the rotational angle of Position limiting wheel frame 300 by positive and negative rotation spacer screw 250.