CN2122776U - Bus driver's seat - Google Patents

Abstract

The utility model relates to a bus driver's seat, which helps the driver to escape rapidly from the dangerous area and enables the vehicle to brake automatically in a collision. The bottom of the chair is provided with four bearings, and the width of the inner ring is larger than that of the outer ring. The chair is opened and closed by a controller which generates impact force when switching on. During a collision, the switch installed on the bumper and the operator cabin and composed of a metal tube and a metal bar is stricken and closed, and the accumulator on the vehicle is switched on. The magnetic attraction of the electric brake enables the braking mechanism in motion. Meanwhile, the controller pulls apart the lock post of the chair. Under the action of the spring, the driver's seat and the person move backward along the track. Thus the driver is protected.

Description

Bus driver's seat

The utility model relates to electric, automation field; the purpose of this utility model is to make automobilist's (or front-row occupant) when automobile bumps; the dangerous area speeds away; simultaneously can make automobile automatic brake; to a certain extent, can protect automobilist's's (or front-row occupant) life security and minimizing accident degree of damage.The problem of protection automobilist safety during about auto against; the inventor has done introduction in 90 years; and obtained patent; the patent No. is: 90216512,7, solved automobilist's safety problem effectively, but also there is following shortcoming in this device: owing to do not adopt ball bearing of main shaft; so resistance is big during work; electromagnetic switch unplugs lock by static(al), needs electric current big, even may pull out the post of not unblanking sometimes.The utility model provides a kind of driver seat, more effectively protects automobilist and passenger's life security.Invention is to realize like this; four inner race width are housed greater than the outer ring bearing 48 of (the plain bearing person then adds upper gasket at the track lateral surface) below the seat; 48 '; 59; 59 '; as shown in Figure 3 (among the figure 48 '; 59 '; do not draw; entad adopt; aligning; cylinder; bearings such as needle roller can); bearing is contained in track 60; on 23; lock; open driver's seat and realize with my design-calculated magnetoelectric controller 30,30 by automatic contactor 41 controls, when automobile is run into obstacle; be contained on the bumper/spoiler and operator's compartment on automatic contactor hit modification; make electromagnetic controller 30 and 46 energisings of electric braking magnetic, 30 actions are dashed; draw back lock 61; seat and people are at spring 15; motion backward under 55 the effect; 46 make the brake portion action rapidly simultaneously, make the automobile automatic brake, reached the purpose of the degree of tortuosity of protection driver and front-row occupant and minimizing accident.

Concrete structure of the present invention and principle of work, go out by following examples and accompanying drawing table, Fig. 1 is a front elevation of the present invention, Fig. 2 is a lateral plan, Fig. 3 is the B in Fig. 2---B cut open to axle, track section-drawing, section-drawing when Fig. 6 resets for magnetoelectric controller, Fig. 7～Figure 21 is explanation 30 usefulness.Describe the details and the principle of work of the concrete device of the present invention's proposition in detail below in conjunction with accompanying drawing.

This device comprises safety strap 1,2,3,5, safety strap is seamed into bandlet it is covered on the back of seat, (also available resilient bandlet), as shown in Figure 1, two bands are arranged along leaning against below the side stretches to, respectively with it with screw 39.39 ' tighten, 3 also can be connected on 4 position, for attractive in appearance, available overcoat entangles it.As required, can be connected with 31,2 are connected with 5, or 1 and 5,2 are connected with 3.6 is the screw that seat return is used, and 7 is nut, and 12 for there being the screw thread that cooperates with 6, reset after wanting to make seat to discharge, because the elastic force of spring is very big, is difficult to make it to reset with manpower, at this moment as long as revolve nearly 6 with 7, be screwed in 12 6, as shown in Figure 2, turn 7(7 then and packing ring can be put in 16 contact positions), seat is moved forward, during similar the recovery, close K ₂, make 30 actions, draw back lock 61, the back that resets disconnects K ₂, make lock fall the pinning seat, electric brake controller 46 also moves simultaneously, as seen, K ₂Can also be as going out to check before the car whether malfunctioning usefulness of driver's seat, also can use when emergent, 8 are fixing iron plate on the seat support, 9 are fixed seat lifter 19 iron plates (also can save 9 directly be welded on 8 above 19), screw 10,20,10 ', 20 ' for fixing 9 usefulness, 11,18 is bearing axle.13,17,13 ', 17 ' be the trapped orbit hole, the side or the outside in orbit.14,57 is stay bearing plate, 26,26 ', 31,31 ' be Motionless electromagnetic controller screw, 15,55 for the springs that promote the seat displacement (among the figure 10 ', 20 ', 13 ', 17 ' 26 ', 31 ' do not draw).29 is anti-recoil hook, be contained in track upper mounted plate tail end, 28 are perforate on the recoil hook, when moving behind the seat, axle 18 and 29 collisions, because the hook smooth outer surface and with horizontal sextant angle greater than 90 °, so 29 can be to rising, 19 cross the position of 29 former quiescences after, 29 free falls under the effect of gravity, hook 18, seat and people can not be rebounded forward, 29 ' be the buffering sponge, 16 is the track front shroud, 27 is back shroud, hole 27 ' after artificially pressing 29 tail ends that 29 hook ends are risen, seat is discharged, 32 is the lifter screw, loosening 32, lifter post 33 can rise or descend, 34 is permanent seat parallels plate, and 35 are the seat cushion back control stalk that contracts before stretching, 37 disks of backrest 40 degree of dip for a change, 38,39 for control backrest inclination degree mechanism (device afterwards contracts before stretching about seat cushion with screw, backrest inclination degree control mechanism belongs to prior art, no longer narrates at this).K ₁Be battery isolator control, 41 is that the outside is the hard metal rod for thin metallic tubd, inside, the contactless switch that has some insulating washers to constitute between metal bar and the metal tube, metal tube connects the negative pole of the storage battery W on the automobile, and metal bar connects each pig-tail wire (see figure 2) of 30,46.Be contained on Federal bumper and the operator's compartment 41, during auto against, 41 are hit the back modification, metal bar contacts with metal tube, storage battery W on the conducting automobile, and make 30 and electric braking magnetic 46 action (see figure 2)s, 42 is former braking automobile tie rod holes, and when former automobile artificially braked, hole 42 sense of motions pointed to the reader along paper, 43 is electric braking balance pivot hole, 44 for being the electric braking lever, and 45 is the electric braking chain, and chain length is slightly larger than the range in former brake connecting rod hole 42, during the human foot brake, 45 can stretch voluntarily, and electric braking magnetic 46 is not affected, and the stroke of 46 inner magnetic movable heads is slightly larger than the length of chain 45, so just guaranteed when 46 connect, to make automobile obtain big braking force.21 are the fixing iron plate of lower railway.Below with regard to this driver's chair heart---electromagnetic controller and track, bearing feature are further described below.

Fig. 3 is the section-drawing along the axis B-B direction of axle 11, and wherein 15,55 are compression spring (also can be contained in the track outside).47,56 is spring shelves posts, for cylindrical structure (47 on another ', do not draw among 56 ' figure) also can be respectively with 47,56 and the spring contact position weld a plate iron plate.48,59,48 ', 59 ' be the specific bearing of inner race width greater than the outer ring width, the person just puts pad Figure 49 in the outside of bearing respectively otherwise be the plain bearing, 58,49 ', 58 ', as shown in Figure 3,49,58,49 ', the packing ring of one of key feature of 58 ' for this reason driver's seats (figure centre bearer 48 ', 59 ', pad Figure 49 ', 58 ' do not draw), load onto this packing ring or adopt inner race width to select suitably greater than the bearing and the orbit altitude of outer ring width, just guaranteed that bearing is in the process of motion, resistance is minimum, reason is exactly because the radius of packing ring and shelves post 47,56,47 ', 56 ' radius all less than the radius of the outer ring of bearing, while stay bearing plate 14,57 with track 60,23 have suitable gap, anything all can not be directly and the contacts side surfaces of the outside race that rotates so just to have guaranteed the driver's seat on the go, so that driver's seat moves is brisk freely.50,50 ' have a diameter to be slightly larger than a 11(or axle 18 for the centre of thin bar or waist shape bar) screw of diameter (among the figure 50 ' do not draw), 50,50 ' shape as shown in Figure 4.54,52 is packing ring, and 53 is that an end is a nut, and the other end is a cylinder, in the adjusting lever of the negative thread that cooperates with 50 is arranged, 53 shape as shown in Figure 5,51 is nut, as compressing 53 usefulness, defence 53 is loosening, (51 also can omit).During assembling, earlier with in the thin bar in the centre of 51 precessions 50, again with 53 also to the precession of thin bar direction, then axle 11 is passed stay bearing plate 57, pass packing ring 58 again, pass bearing 59 again, spring fore-set 56, packing ring 54, thin bar screw 50(50 also can use plain bolt) after, spring fore-set 47 passed again again, bearing 48, packing ring 49, stay bearing plate 14, put packing ring on the bearing axle both sides respectively again, nut (not tightening earlier) screws out 53, at this moment two bearings 59 then, 48 will move to both sides respectively, (the both sides stay bearing plate is not felt a left side very much in suitable back, right swing, it is brisk again for suitable to move) tighten a both sides nut and screw out nut 51 in the thin bar, and make it compress 53 to get final product, the height of track is slightly larger than the diameter of outside race, scope is 0.03～0.80 millimeter and is advisable, certainly some are all right greatly, and other one 18 assembling is identical with 11 assembling method, can certainly be processed into one with 50 with 47,53 with 56 processing or one, save packing ring 54.Fig. 6 be electromagnetic controller 30 among Fig. 2 along the section-drawing of A-A direction, 63 is the impact bar column cap, shape as shown in Figure 7,61 is lock, shape as shown in Figure 8, the interstitial hole slightly larger in diameter of lock is in the diameter of impact bar 62; And 62 shape as shown in figure 11,25 is last lock, shape as shown in Figure 9,25 are welded on 8,22 are following lock, shape as shown in figure 10, be welded on 24, impact bar 62 do not had an end of ladder pierce into, after big end (referring to external diameter) passes from lock 61 small ends, make 62 and 63 rivet tightly (or welding) good after piercing into 63 again, promptly get the moving part of this magnetoelectric controller.Impact bar stretch out lock under, lock also can be made and resemble the top shown in Figure 12 and be divided into cylindrical shape, the bottom is divided into the shape that tapering is arranged, at this moment pairing upward lock as shown in figure 13, following lock as shown in figure 14, lock also can be done the top shown in imaging Figure 15 tapering, the bottom is divided into the shape of cylinder, the last lock of institute's adapted as shown in figure 16, following lock as shown in figure 17, lock also can be made and resemble (the last lock of institute's adapted at this moment of the cylindrical shape shown in Figure 18, the shape of following lock is all identical with the shape shown in Figure 19, and only lock is slightly shorter than last lock down.64 is thin-wall copper pipe or thin-wall aluminium pipe, also can be rolled into sheet copper or thin aluminum sheet).68 is top cover, and 69 is air extractor vent, also can also can put lastblock copper coin or aluminium sheet with controller shell joint synapsis 61 for checking the lock usefulness that whether puts in place, and magnetic line of force is only passed from 61,62.When coil 65 energising, 66 produce suction and pick up 63, because 62 and 63 weld togethers, 62 also with 63 upward movements, are about to and 61 impact moment, have had speed V, establish 63,62,61 quality difference m ₆₃, m ₆₂, m ₆₁And the speed after 61 collisions is V ¹¹, 61 to be research object, upward to for just, according to momentum theorem, the 61 power F that catch a packet are:

（F－m ₆₁g）△t＝m ₆₁V ¹¹（1）

63,62,61 to be system, establish V ¹For colliding back m ₆₃, m ₆₂The speed that has gets: (m ₆₃+ m ₆₂) V=(m ₆₃+ m ₆₂) V ¹+ m ₆₁V ¹¹(2)

Simultaneous (1), (2) formula solve: F=((m ₆₃+ m ₆₂) (V-V ¹))/(△ t)+m ₆₁G (3)

Be not difficult to find out V＞＞V ', and the collision between them can be thought bumping collision, so △ t is very little.So (3) can be changed into:

F＝ (( m ₆₃+m ₆₂) V)/(△t) ＋m ₆₁g

Because △ t is very little, so the hitting power F that lock 61 is subjected to will very big, and this moment 63 places that have been moved near 66, and electromagnetic force is that distance is near more, application force will sharply increase, and establishes at this moment that 63 electromagnetic forcees that are subjected to are F ', is not difficult to find out, at this moment 61 tensile force fs that are subjected to _AlwaysAlgebraic sum for hitting power F and electromagnetic force F '.That is: F _Always=F+F ', and F＞＞F ', (m ₆₃+ m ₆₂The m of)＞＞ ₆₁At this moment lock 61 will be with 63,62 upward movements together, in sum, feature of the present invention is: locked by magnetoelectric controller, open driver's seat, the impact bar diameter of electromagnetic controller is less than the diameter in lock medial axis hole, when not moving, impact bar stretch out lock under, extension elongation is decided according to needs, driver's seat has adopted the specific bearing (plain bearing person in the track outside must put packing ring) of inner race width greater than the outer ring width, and thin bar screw (or plain bolt is arranged on the bearing axle, middle porose), at the width of inner control stay bearing plate among a small circle, thereby adjust the degree that stay bearing plate cooperates with track width, reach with screw when driver's seat resets, an anti-recoil hook is only used in anti-bounce-back, and electric braking device spurs with chain; After the seat return, with transparent plastic material or other thin pledge bodies with track and hole 27 ', 1 ', 28 close, track has been made totally enclosed, both dustproof, attractive in appearance again.

In addition, magnetoelectric controller 30 can be the vertical lifting motor shown in Figure 20 with cutaway view also.Appearance as shown in figure 21, wherein 70 is impact bar; 71 are following lock, and 72 is last lock, and 73 is lock; 74 is impact bar column cap axle.75,81 is pole winding, and 76 is armature coil, and 77 is the impact bar column cap of repeatedly being pressed by silicon steel plate, and 78 is the magnet fix screw, and 79 are magnetic field iron stamen (stating with the no longer of above-mentioned symmetry) more; 80 is motor casing, 82 is the motor top cover, the electric current of * expression coil leaves the reader and points to drawing and represent that direction of current leaves drawing and points to the reader, be not difficult to find out, after the energising, according to left hand rule, armature (being impact bar column cap 77) is subjected to the power that a direction makes progress as can be known, so 77 with 70 upward movements together; To upward movement together after giving 73 1 hitting powers at last, also reached the purpose of control driver's seat, 83 is the column cap axis hole, from then on the armature coil joint can draw, 84 is column cap axle 74 tracks, and column cap axle 74 also can be made rectangle, certainly, lock 73 also can be made and resemble the shape shown in Figure 12, Figure 15, Figure 18, but lock also should be done to change accordingly to get final product.Among Fig. 6 67 is the electromagnetic controller shell.

Electromagnetic controller also can adopt the conventional motor of carbon brush to realize by other transmission device.

Claims (9)

1, a kind of driver seat, it comprises seat cushion, back of seat, lifter etc., it is characterized in that: seat bottom has the bearing 48 of four inner race width greater than the outer ring width, 59,48 ', 59 ', when adopting general conventional bearing, to put the packing ring 49 of diameter at the track lateral surface of bearing less than bearing outer diameter, 58,49 ', 58 ', the height of track is slightly larger than the diameter of outside race, the bearing medial surface has the bumping post 47 of diameter less than bearing outer diameter, 56,47 ', 56 ', bearing axle 11, the one thin bar screw 50 that can adjust seat support iron plate and track cooperate degree is among a small circle arranged respectively on 18,50 ' (or bolt), 50,50 ' middle porose, and the slightly larger in diameter in this hole is in the diameter of bearing axle, thin bar screw 50,50 ' on one one end is arranged respectively is nut, the other end be cylinder and in the adjusting lever 53 of the negative thread that cooperates with thin bar screw (or bolt) is arranged, lock, opening driver's seat closes the electromagnetic controller 30 that produces impulsive force by an energising and finishes, driver's seat has last lock that is contained on 8 and the following lock that is contained on the trapped orbit iron plate 24, driver's seat has the lock 61 that pins seat, lock 61 can adopt along the axis direction cross section and be projected as trapezoidal shape, the impact bar 62 of driver's seat stretch out lock under, and the diameter of impact bar is slightly less than the diameter of lock axis hole, electromagnetic controller is contained in the lateral surface of two groups of bearing center lines of driver's seat, when driver's seat resets, with screw 6, nut 7 and the screw thread that cooperates with 6 12 that is welded on the seat support on the fixing iron plate 8 are realized, anti-driver's chair bounce-back is finished greater than 90 ° anti-recoil hook 29 with a hook outside face and horizontal sextant angle, track, and hole 27 ', 1 ', the transparent plastic-enclosed of 28 usefulness is lived, and safety strap is knitted with bandlet and is contained on the backrest.

2, driver's chair according to claim 1 is characterized in that: lock 61 can adopt the shape (the upper limb ladder is projected in this and omits) that is projected as the square type along the axis direction cross section.

3, driver's chair according to claim 1, it is characterized in that: it is trapezoidal that lock 61 also can adopt along the projection part in axis direction cross section, a part is the shape of rectangle (the upper limb ladder is projected in this and omits), and lock also will be made the variation of cooperation.

4, driver's chair according to claim 1 is characterized in that: the height of track 23,60 is that 0.03～0.80mm is advisable greater than the race diameter of bearing.

5, driver's chair according to claim 1, it is characterized in that: the safety strap of driver's seat can adopt bandlet (resilient) woollen yarn knitting to form, it is covered on the backrest, by 39,39 ' fixing, can move on to 4 places with 3 according to needs fixes, 1 move on to 3 ' fixing, can adopt 1 and 3 to link, 2 and 5 bindings.

6, driver's chair according to claim 1 is characterized in that: the motor that the electromagnetic controller of control driver's seat can adopt energising back armature to go straight up to, this moment, the magnetic line of force of motor was the direction of level, this armature then is the impact bar column cap of driver's seat, the coil lead of armature is drawn from armature shaft 74, and impact bar column cap 77 also can be made the shape that the side is a rectangle.

7, driver's chair according to claim 1 is characterized in that: also can be with one integral body of shelves post 47,47 ' respectively and thin bar screw 50,50 ' be processed into, and with shelves post 56,56 ' be processed into one integral body with adjusting lever 53.

8, driver's chair according to claim 1 is characterized in that: the bumping post 47,56 that contacts with spring 15,55 can weld lastblock iron plate respectively at the contact surface with spring.

9, seat according to claim 1 is characterized in that: controller can adopt the motor of carbon brush.

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