CN102019912B

CN102019912B - Reverse type vehicle limiting device

Info

Publication number: CN102019912B
Application number: CN2010105951683A
Authority: CN
Inventors: 何文华; 曲振爱; 侯明阳; 吕胤鼎; 熊树生
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2010-12-10
Filing date: 2010-12-10
Publication date: 2012-05-30
Anticipated expiration: 2030-12-10
Also published as: CN102019912A

Abstract

The invention discloses a reverse turning bed type vehicle limiting device comprising a reverse turning bed, a big cylinder, a moving rack, a pair of guide rails, a small cylinder and a locking cylinder, wherein the big cylinder is fixed on the bottom plate of the moving rack by blots; the big cylinder piston of the big cylinder is movably connected with the reverse turning bed by a big cylinder piston pin, and the reverse turning bed is movably connected with the top plate of the moving rack; side plates on two sides of the moving rack are installed on the corresponding guide rails respectively by bearings; the outer side of the rear plate of the moving rack is fixedly provided with the small cylinder; the small cylinder piston of the small cylinder extends out from the first through hole of the rear plate; the inner walls of the side plates on two sides of the moving rack are respectively and fixedly connected with at least one locking cylinder; the locking cylinder piston of the locking cylinder extends from the second through hole of the side plate; and the outer end of the locking cylinder piston is near the chock block of the locking cylinder piston. The vehicle is limited by converting the reverse turning bed from the horizontal position to the vertical position, and the invention is suitable for various types of vehicles and is simple and convenient in operation.

Description

Turnover plate type vehicle inhibiting device

Technical field

The present invention relates to a kind of vehicle inhibiting device, relate in particular to a kind of turnover plate type vehicle inhibiting device.

Background technology

The quality of self-propelled vehicle deceleration and stopping performance is directly connected to traffic safety, and functional and failure-free brake system can guarantee traffic safety, avoids traffic accident; Otherwise, be easy to cause the serious accident of car crash.The quality of deceleration and stopping performance also influences the performance of self-propelled vehicle dynamic property.Therefore, to the self-propelled vehicle deceleration and stopping performance regularly detect, compulsory maintenance can ensure that self-propelled vehicle often is in safety traffic under the good technical state.

Braking or preceding braking force were not seldom before the part self-propelled vehicle had at present; Therefore self-propelled vehicle is unstable when detecting; Possibly move forward along with the rolling of cylinder,, when self-propelled vehicle detects, can self-propelled vehicle be fixed so need a kind of vehicle inhibiting device.

Summary of the invention

The purpose of this invention is to provide a kind of turnover plate type vehicle inhibiting device.

For realizing above-mentioned purpose, the technical scheme that the present invention adopts is: this turnover plate type vehicle inhibiting device mainly comprises turnover panel, big cylinder, movable stand, pair of guide rails, little cylinder and lock-up cylinder.Big cylinder is through on the base plate that is bolted to movable stand, and the big cylinder piston of big cylinder connects through big cylinder piston pin and turnover panel are movable, and turnover panel connects with the roof movement of movable stand; The side plate of movable stand both sides passes through bearing installation respectively on cooresponding guide rail; The outside of the back plate of movable stand is installed with little cylinder, and the small cylinder piston of little cylinder stretches out via first through hole of said back plate; At least one lock-up cylinder that respectively has been fixedly connected on the inwall of the side plate of movable stand both sides, the lock-up cylinder piston of lock-up cylinder stretch out via second through hole of side plate and the outer end of lock-up cylinder piston near the backing block of this lock-up cylinder piston.

Compared with prior art, the beneficial effect that has of the present invention is:

1) the present invention only needs to control big cylinder, little cylinder, lock-up cylinder action successively respectively when work, finishes each the cylinder action of back reverse operating, can accomplish once test, therefore is very simple with easily in operation, is convenient to operating personal and accepts fast;

2) the present invention saves on manufacturing cost, promotes the use of easily;

3) the present invention makes turnover panel become the erection position by level attitude, thereby makes vehicle spacing because big cylinder provides propulsive effort to act on the turnover panel, is not only applicable to two-wheeled motor vehicle, also is applicable to three-wheel and four-wheeled, so the present invention is more wide on Applicable scope.

Description of drawings

Fig. 1 is a turnover plate type vehicle inhibiting device birds-eye view;

Fig. 2 is the A-A view of Fig. 1;

Fig. 3 is the connecting relation scheme drawing between turnover panel and the big cylinder piston among the present invention;

Fig. 4 is the birds-eye view of Fig. 3;

Fig. 5 is the left view of Fig. 3;

Fig. 6 is the connecting relation scheme drawing between the top board of turnover panel and movable stand among the present invention;

Fig. 7 is the birds-eye view of Fig. 6;

Fig. 8 be Fig. 6 be left view.

Among the figure: 1, turnover panel, 2, pin of platform trap door, 3, the top board key seat, 4, the turnover panel key seat, 5, the pin of platform trap door locking plate, 6, big cylinder piston boss; 7, big cylinder piston pin cover, 8, big cylinder piston pin, 9, big cylinder piston pin locking plate, 10, big cylinder piston, 11, movable stand, 12, big cylinder; 13, axle, 14, bearing, 15, guide rail, 16, little cylinder, 17, small cylinder piston; 18, lock-up cylinder, 19, the small cylinder piston plain cushion, 20, the small cylinder piston nut, 21, the lock-up cylinder piston, 22, lock-up cylinder piston fixed block; 23, backing block, 24, base plate, 25, side plate, 26, top board, 27, the back plate.

The specific embodiment

Turnover plate type vehicle inhibiting device of the present invention mainly partly is made up of turnover panel 1, big cylinder 12, movable stand 11, pair of guide rails 15, stingy cylinder 16 and lock-up cylinder 18 etc.

Big cylinder 12 is through on the base plate 24 that is bolted to movable stand 11, thereby propulsive effort is provided for the upset of turnover panel 1.To shown in Figure 5, big cylinder piston pin cover 7 is welded on the outer end of the big cylinder piston 10 of big cylinder 12 like Fig. 2, and big cylinder piston pin 8 runs through big cylinder piston pin cover 7; The two ends correspondence of big cylinder piston pin 8 is passed and is laid respectively at the big cylinder piston boss 6 that big cylinder piston pin overlaps 7 both sides; And 2 big cylinder piston bosses 6 are welded on the lower surface of turnover panel 1; And; The two ends of big cylinder piston pin 8 are respectively equipped with a ring shaped slot to be used for installing big cylinder piston pin locking plate 9 in its outside that is positioned at each big cylinder piston boss 6; The two ends that limit big cylinder piston pin 8 thus can not break away from big cylinder piston boss 6, thereby the big cylinder piston 10 of big cylinder 12 is connected through big cylinder piston pin 8 activities with turnover panel 1, and the propulsive effort that so big cylinder 12 provides can be through this anastomosis on turnover panel 1.As depicted in figs. 1 and 2, turnover panel 1 is arranged on movable stand 11 tops.Like Fig. 1, Fig. 2, Fig. 6, Fig. 7 and shown in Figure 8, be welded with 2 turnover panel key seats 4 on the turnover panel 1, corresponding therewith, the top board 26 of movable stand 11 is welded with 2 top board key seats 3, connects through pin of platform trap door 2 between turnover panel key seat 4 and the top board key seat 3; And on pin of platform trap door 2, be furnished with pin of platform trap door locking plate 5 to be used for limiting pin of platform trap door 2; Thereby through 2 movable connections of pin of platform trap door, like this, the propulsive effort that acts on the turnover panel 1 that big cylinder 12 provides can make turnover panel 1 do upset upwards or downward upset through this connection between the top board 26 of turnover panel 1 and movable stand 11.

As depicted in figs. 1 and 2, movable stand 11 is under the effect of stingy cylinder 16, to move forward and backward to make that resupinate turnover panel 1 can be near the wheel of self-propelled vehicle to be detected.The side plate 25 of movable stand 11 both sides is welded with 2 axles 13 respectively, and bearing 14 is sleeved on the axle 13, and axle 13 runs through bearing 14 inner rings, and interference fit is an one between axle 13 and bearing 14 inner rings; Roll on pair of guide rails 15 respectively in the outer ring of two bearings 14, and this is fixed on the detecting device frame (not shown) guide rail 15.Like this, whole movable stand 11 can move front and back on guide rail 15, thereby guarantees that resupinate turnover panel 1 can be near the wheel of self-propelled vehicle.

As shown in Figure 1, the outside of the back plate 27 of movable stand 11 is installed with stingy cylinder 16, and stingy cylinder 16 provides propulsive effort for moving forward and backward of movable stand 11.The front end of the small cylinder piston 17 of stingy cylinder 16 is set to the outside thread pattern; Small cylinder piston 17 through after first through hole of plate 27 reach the inboard of back plate 27; And small cylinder piston 17 is fixedly connected through small cylinder piston nut 20 and small cylinder piston plain cushion 19 with back plate 27; Guarantee that the propulsive effort that stingy cylinder 16 provides can pass through this anastomosis on movable stand 11, thereby change the front-rear reciprocation movement of small cylinder piston 17 front-rear reciprocation movement of movable stand 11 into.

As depicted in figs. 1 and 2, the lock-up cylinder 18 that respectively has been fixedly connected on the inwall of the side plate 25 of movable stand 11 both sides, lock-up cylinder 18 provides the locking effect for movable stand 11 arrives control position.For making the locking best results, two above lock-up cylinder 18 can respectively be fixedly connected on the inwall of the side plate 25 of movable stand 11 both sides.As depicted in figs. 1 and 2, lock-up cylinder piston fixed block 22 is the outer ends that are welded on the lock-up cylinder piston 21 of lock-up cylinder 18, and it can increase the contact surface of lock-up cylinder piston 18 and backing block 23, thereby increases both friction force.Lock-up cylinder piston 18 reaches the outside of side plate 25 through second through hole of side plate 25.As shown in Figure 2; Backing block 23 is through being bolted on the detecting device frame (not shown); The cooresponding position of track of on detecting device frame (not shown), moving with lock-up cylinder piston fixed block 22 all is furnished with backing block 23, backing block 23 and lock-up cylinder piston fixed block 22 combined action locking movable stands 11.

The working process of apparatus of the present invention is following:

Before the work of this device begins, at first the required measurement trailing wheel of self-propelled vehicle is reached on the detecting device, after self-propelled vehicle stops well, start big cylinder 12.When the big cylinder piston 10 of big cylinder 12 moves up; With the big cylinder piston pin cover 7 of big cylinder piston 10 outer ends of power through big cylinder 12, big cylinder piston pin 8, big cylinder piston boss 6 with power be delivered to turnover panel 1 below, be control position thereby make turnover panel 1 be turned to stand up position by the planimetric position.Then, start stingy cylinder 16.The small cylinder piston 17 of stingy cylinder 16 moves backward; And small cylinder piston 17, small cylinder piston plain cushion 19, the small cylinder piston nut 20 of power through stingy cylinder 16 passed to movable stand 11; Thereby driving movable stand 11 moves backward; Up to the wheel of turnover panel 1 near self-propelled vehicle, movable stand 11 stops to move, thereby vehicle is spacing.At last, start lock-up cylinder 18.With the lock-up cylinder piston fixed block 22 of power through lock-up cylinder piston 21 outer ends of lock-up cylinder 18, lock-up cylinder piston fixed block 22 is being pressed on the backing block 23 under the effect of this power, thereby movable stand 11 is fixed.Like this, vehicle to be detected is when wheel to be detected, and vehicle to be detected is spacing.

After measuring end, operating personal is at first controlled lock-up cylinder 18 work according to opposite job procedure operation, and lock-up cylinder piston fixed block 22 moves under the effect of lock-up cylinder piston 21 backward, thereby removes the locking effect to movable stand 11.Control stingy cylinder 16 work then; The small cylinder piston 17 of stingy cylinder 16 moves forward; Small cylinder piston 17, small cylinder piston plain cushion 19, the small cylinder piston nut 20 of power through stingy cylinder 16 passed to movable stand 11, move forward, turnover panel 1 is separated with wheel thereby drive movable stand 11.Control big cylinder 12 work at last; The big cylinder piston 10 of big cylinder 12 moves down; And the big cylinder piston pin cover 7 of the outer end of power through the big cylinder piston 10 of big cylinder 12, big cylinder piston pin 8, big cylinder piston boss 6 are sent to turnover panel 1, and to be turned to the planimetric position downwards by stand up position be the initial position to turnover panel 1 like this.Thereby the releasing position-limiting action is spacing ready for measure next time.

Claims

1. turnover plate type vehicle inhibiting device; It is characterized in that: comprise turnover panel (1), big cylinder (12), movable stand (11), pair of guide rails (15), little cylinder (16) and lock-up cylinder (18); Said big cylinder (12) is through on the base plate (24) that is bolted to movable stand (11); The big cylinder piston (10) of big cylinder (12) connects through big cylinder piston pin (8) and turnover panel (1) are movable, and turnover panel (1) connects with the top board (26) of movable stand (11) is movable; The side plate (25) of said movable stand (11) both sides is installed on the cooresponding guide rail (15) through bearing (9) respectively; The outside of the back plate (27) of said movable stand (11) is installed with little cylinder (16), and the small cylinder piston (17) of said little cylinder (16) stretches out via first through hole of said back plate (27); At least one lock-up cylinder (18) that respectively has been fixedly connected on the inwall of the side plate (25) of said movable stand (11) both sides, the lock-up cylinder piston (21) of said lock-up cylinder (18) stretch out via second through hole of said side plate (25) and the outer end of lock-up cylinder piston (21) near the backing block (23) of this lock-up cylinder piston (21).