A kind of slide rail and a kind of seat
Technical field
The present invention relates to automotive seating art field, particularly relate to a kind of slide rail.In addition, the invention still further relates to a kind of seat.
Background technology
Can operating and controlling vehicle easily in order to meet different chaufeurs, have comfortable take space, usually by the front and back position of slide rail vehicles seat to meet different passengers simultaneously.
The slide rail of automotive seat is different by type of drive, is divided into manual slide rail and electric sliding rail.Electric sliding rail relies on the horizontal drive mechanism on driven by motor slide rail, the front and back position of vehicles seat.
Please refer to Fig. 1, Fig. 1 is a kind of upward view of upper slide rail of typical slide rail.
Automotive seat are set up in parallel two slide rails usually, every bar slide rail includes horizontal drive mechanism 1', upper slide rail 2' and glidepath (not shown), upper slide rail 1' and glidepath are U-shaped structure, interlocked by the flange of U-shaped opening part, form the cavity volume closed, horizontal drive mechanism 1' is positioned at above-mentioned cavity volume.Glidepath is fixed on bottom of car, and upper slide rail is fixedly connected with automotive seat, and horizontal drive mechanism 1' can drive slide rail 2' and glidepath relative sliding.
Motor 3' is arranged between two slide rails, and the two ends of the axle drive shaft 4' of motor 3' are connected with the horizontal drive mechanism 1' of two slide rails respectively, and provides power for horizontal drive mechanism 1'.
Horizontal drive mechanism 1' comprises gear case, leading screw and nut; Wherein, gear case is fixedly connected with upper slide rail 2', and the power conversion provided by axle drive shaft is the rotation of leading screw; Nut is fixedly connected with glidepath and coordinates with leading screw, and during screw turns, nut straight-line motion, namely achieves the relative sliding of slide rail 2' and glidepath, changes the position of automotive seat.
Usually, gear case is fixedly connected with by the madial wall of its lateral wall with upper slide rail 2', then need the inner width of slide rail 2' and the width of gear case to match.The kind of the gear case used in electric sliding rail is a lot, and the rail type of existing slide rail often can not mate with gear case, then need to redesign slide rail according to the width of gear case, improves productive costs.
In view of this, urgently for above-mentioned technical matters, design a kind of can with dissimilar gear case with the use of slide rail.
Summary of the invention
The object of this invention is to provide a kind of slide rail, this slide rail can with dissimilar gear case with the use of.Another object of the present invention is to provide a kind of seat comprising above-mentioned slide rail.
In order to realize above-mentioned technical purpose, the invention provides a kind of slide rail, comprising horizontal drive mechanism, upper slide rail and glidepath; Described upper slide rail and described glidepath are U-shaped structure, and the two to be matched formation cavity volume by the flange of U-shaped opening part, and described horizontal drive mechanism is positioned at described cavity volume; Described horizontal drive mechanism comprises gear case, leading screw and nut, and described gear case drives described screw turns, and described nut coordinates with described leading screw and fixes with described glidepath; Also comprise fixed support, described gear case is fixedly connected with described fixed support, and described fixed support is fixedly connected with described upper slide rail.
Preferably, described fixed support has a horizontal surface and two sides; Two described sides are fixedly connected with described gear case; Described horizontal surface is fixedly connected with the end face of described upper slide rail.
Preferably, described support bracket fastened two described sides have positioning groove, and the notch of described positioning groove is towards the base of described side, and two described sidewalls of described gear case have the positioning boss coordinated with described positioning groove.
Preferably, described fixed support also has draw-in groove, and described draw-in groove is the square groove of notch towards base, described side, and described leading screw coordinates with described draw-in groove with the block of described gear case coupling end.
Preferably, described gear case and described fixed support are fixed by bearing pin, and sidewall and the described support bracket fastened side of described gear case all have the through hole coordinated with described bearing pin.
Preferably, described support bracket fastened horizontal surface is riveted with the end face of described upper slide rail, to be welded or bolt is connected.
Present invention also offers a kind of seat, comprise seat body and slide rail, described slide rail is for fixing the slide rail described in above-mentioned any one, described glidepath position, and described upper slide rail is fixedly connected with described seat body.
Preferably, described seat is automotive seat.
Slide rail provided by the invention, comprises horizontal drive mechanism, upper slide rail and glidepath; Upper slide rail and glidepath are U-shaped structure, and the two to be matched formation cavity volume by the flange of U-shaped opening part, and horizontal drive mechanism is positioned at cavity volume; Horizontal drive mechanism comprises gear case, leading screw and nut, and gear case drives screw turns, and nut coordinates with leading screw and fixes with glidepath; Also comprise fixed support, gear case is fixedly connected with fixed support, and fixed support is fixedly connected with upper slide rail.
In the slide rail of this structure, the gear case of horizontal drive mechanism is fixedly connected with upper slide rail by fixed support, gear case and slide rail with the use of process in, do not have strict restriction to the width of upper slide rail, the rail type of existing slide rail can realize being fixedly connected with gear case by fixed support.Therefore, the slide rail of this structure achieve existing slide rail can with dissimilar gear case with the use of, in addition, also make gear case can apply in the slide rail of different rail type, improve the commonality of slide rail.
In a kind of mode, fixed support has a horizontal surface and two sides; Two sides and gear case are fixed; Horizontal surface is fixedly connected with the end face of upper slide rail.
Support bracket fastened two sides have positioning groove, and the notch of positioning groove, towards sideways base, the sidewall of gear case has the positioning boss coordinated with positioning groove.
Fixed support also has draw-in groove, and draw-in groove is the square groove of notch towards base, side, and leading screw coordinates with draw-in groove with the block of gear case coupling end.
Preferably, gear case and fixed support are fixed by bearing pin, and sidewall and the support bracket fastened side of gear case all have the through hole coordinated with bearing pin.
Concrete, support bracket fastened horizontal surface is riveted with the end face of upper slide rail or bolt is connected.
Present invention also offers a kind of seat comprising above-mentioned slide rail, this seat can by above-mentioned slide rail adjustment position, and the slide rail of this structure makes existing slide rail all can apply in this seat.
Accompanying drawing explanation
Fig. 1 is a kind of upward view of upper slide rail of typical slide rail;
Fig. 2 is the exploded perspective view of a kind of detailed description of the invention of slide rail provided by the present invention;
The partial bottom view of the upper slide rail that Fig. 3 is the slide rail shown in Fig. 2;
The structural representation of a kind of detailed description of the invention of fixed support that Fig. 4 is the slide rail shown in Fig. 2.
Wherein, in Fig. 1, Reference numeral is as follows:
Horizontal drive mechanism 1'; Upper slide rail 2'; Motor 3'; Axle drive shaft 4';
In Fig. 2 to Fig. 4, Reference numeral is as follows:
Horizontal drive mechanism 1; Gear case 11; Sidewall 111; Positioning boss 112; Leading screw 12; Nut 13; Block 14;
Upper slide rail 2; End face 21; Glidepath 3;
Fixed support 4; Horizontal surface 41; Side 42; Positioning groove 43; Draw-in groove 44; Bolt hole 45; Through hole 5; Bracket at tail part 6.
Detailed description of the invention
Core of the present invention is to provide a kind of slide rail, this slide rail can with dissimilar gear case with the use of.Another kind of core of the present invention is to provide a kind of seat comprising above-mentioned slide rail.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 2, Fig. 2 is the exploded perspective view of a kind of detailed description of the invention of slide rail provided by the present invention.
In a kind of concrete embodiment, the invention provides a kind of slide rail, comprise horizontal drive mechanism 1, upper slide rail 2 and glidepath 3; Upper slide rail 2 and glidepath 3 are U-shaped structure, and the two to be matched formation cavity volume by the flange of U-shaped opening part, and horizontal drive mechanism 1 is positioned at cavity volume; Horizontal drive mechanism 1 comprises gear case 11, leading screw 12 and nut 13, and gear case 11 drives leading screw 12 to rotate, and nut 13 coordinates with leading screw 12 and fixes with glidepath 3; Also comprise fixed support 4, gear case 11 is fixedly connected with fixed support 4, and fixed support 4 is fixedly connected with upper slide rail 2.
The gear case 11 of horizontal drive mechanism 1 is fixedly connected with upper slide rail 2 by fixed support 4, and nut 13 is fixedly connected with glidepath 3, and leading screw 12 is supported by bracket at tail part 6 away from the end of gear case 11, and bracket at tail part 6 is fixed with upper slide rail 2; Gear case 11 drives leading screw 12 to rotate, and when leading screw 12 rotates, the nut 13 coordinated with leading screw 12 does straight-line motion, upper slide rail 2 and glidepath 3 relative sliding.
In the slide rail of this structure, the gear case 11 of horizontal drive mechanism 1 is fixedly connected with upper slide rail 2 by fixed support 4, gear case 11 and slide rail with the use of process in, strict restriction is not had to the width of slide rail, the rail type of existing slide rail by fixed support 4 can realize with gear case 11 with the use of.
Therefore, the slide rail of this structure can realize the rail type of existing slide rail and dissimilar gear case 11 with the use of, also make gear case 11 can apply in the slide rail of different rail type, improve the commonality of slide rail.
When the gear case 11 of horizontal drive mechanism 1 does not mate with the rail type of existing slide rail, do not need to redesign slide rail, only need to design the fixed support 4 mated with gear case 11, by fixed support 4, gear case 11 is arranged on slide rail, the rail type of existing slide rail namely can realize with gear case 11 with the use of, by this kind of mode, gear case 11 not only can with the rail type of electric sliding rail with the use of, can also with the rail type of manual slide rail with the use of.Compared with prior art, namely the rail type of existing slide rail can meet the demands, and need not redesign slide rail, only need design fixed support 4, has lowly given birth to product cost.
Please refer to Fig. 3 and Fig. 4, the partial bottom view of the upper slide rail that Fig. 3 is the slide rail shown in Fig. 2, the structural representation of a kind of detailed description of the invention of fixed support that Fig. 4 is the slide rail shown in Fig. 2.
One preferred embodiment in, fixed support 4 can have a horizontal surface 41 and two sides 42; Two sides 42 are fixedly connected with gear case 11; Horizontal surface 41 is fixedly connected with the end face 21 of upper slide rail 2.
Fixed support 4 also can be U-shaped structure, to be coordinated and is fixedly connected with, be then fixedly connected with upper slide rail 2 by the horizontal surface 41 of fixed support 4 by two sides 42 with the sidewall 111 of gear case 11, does not have strict restriction to the width of slide rail and rail type.
Fixed support 4 can also be fixedly connected with the sidewall of upper slide rail 2, can coordinate be fixedly connected with on the upside of two sides 42 of fixed support 4 with the sidewall of upper slide rail 2, and downside can coordinate with the sidewall 111 of gear case 11 and is fixedly connected with.
Concrete, two sides 42 of fixed support 4 have positioning groove 43, and the notch of positioning groove 43 is towards the base of side 42, and two sidewalls 111 of gear case 11 have the positioning boss 112 coordinated with positioning groove 43.
The positioning groove 43 of fixed support 4 blocks the positioning boss 112 of gear case 11, can the relative movement of limiting gear case 11 and fixed support 4 in the horizontal direction, and gear case 11 can be fixed between two sides 42 by fixed support 4.The matching form of positioning groove 43 and boss 112 closes, and can be square, also can be other rule or fitfull shapes.
In order to increase the intensity of leading screw 12, can arrange block 14 at leading screw 12 and the coupling end of gear case 11, and on fixed support 4, arrange the draw-in groove 44 coordinated with block 14, draw-in groove 44 is the square groove of notch towards base, side 42.
Drive block 14 to rotate when leading screw 12 rotates, block 14 can rotate in square draw-in groove 44, the position of draw-in groove 44 limit stop 14 horizontal direction.When leading screw 12 bears the application force along slide rail direction, draw-in groove 44 blocks the intensity that block 14 can improve leading screw 12.Certainly, the structure of draw-in groove 44 also can be other shapes of not limit stop 14 rotation.
Concrete, gear case 11 and fixed support 4 can be fixed by bearing pin, and the sidewall 111 of gear case 11 and the side 42 of fixed support 4 all have the through hole 5 coordinated with bearing pin.
As shown in Figure 2, fixed support 4 has through hole 5, and position corresponding with the through hole 5 of fixed support 4 on gear case 11 also has through hole 5, and the bearing pin coordinated with through hole 5 is successively through another side 42 of the side 42 of fixed support 4, gear case 11 and fixed support 4.When this bearing pin is through gear case 11, the drive mechanism of gear case 11 inside can not be affected.
Pinned connection can in the relative movement of vertical direction and horizontal direction between limiting gear case 11 and fixed support 4.Bearing pin and positioning groove 43 are set simultaneously, better can realize being fixedly connected with of fixed support 4 and gear case 11.
When installing horizontal drive mechanism 1, be first fixedly connected with upper slide rail 2 by fixed support 4, the horizontal surface 41 of fixed support 4 can rivet, weld with the end face 21 of upper slide rail 2, or, be connected with upper slide rail 2 bolt by the bolt hole 45 of fixed support in Fig. 44; And then gear case 11 is fixedly connected with fixed support 4.Certainly, fixed support 4 and upper slide rail 2 can use above-mentioned a certain connection mode, also can use two kinds and above connection connection simultaneously, or, adopt the connection mode that other can make the two achieve a fixed connection.
In the respective embodiments described above, horizontal drive mechanism 1 is positioned at the cavity volume of slide rail 2 and glidepath 3, gear case 11 can be fixed on the front end of upper slide rail 2 by fixed support 4, leading screw 12 is provided support by bracket at tail part 6 away from the end of gear case 11, and bracket at tail part 6 can be fixed on the rear end of slide rail 2.
Except above-mentioned slide rail, the present invention also provides a kind of seat comprising above-mentioned slide rail, and the position of glidepath 3 is fixed, and upper slide rail 2 is fixedly connected with seat body, when upper slide rail 2 and glidepath 3 relative sliding, changes the position of seat body.The structure of these other each several parts of seat please refer to prior art, repeats no more herein.
Concrete, this seat can be applied in automotive seat, and automotive seat are set up in parallel two slide rails usually, every bar slide rail is structure as above, comprise horizontal drive mechanism 1, upper slide rail 2 and glidepath 3, glidepath 3 is fixed on bottom of car, and upper slide rail 2 is fixedly connected with automotive seat.
Between two slide rails, arrange motor, the two ends of the axle drive shaft of motor are connected with the horizontal drive mechanism 1 of two slide rails respectively, drive the gear case 11 of horizontal drive mechanism 1; The power conversion that axle drive shaft provides by gear case 11 is the rotation of leading screw 12, when leading screw 12 rotates, nut 13 moves on leading screw 12, make slide rail 2 and glidepath 3 relative sliding, change the front and back position of automotive seat, concrete, can according to the position needing vehicles seat of chaufeur or passenger.
Above slide rail provided by the present invention and seat are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.