KR20140145042A

KR20140145042A - Multi-frame lifts compatible with scaffolding

Info

Publication number: KR20140145042A
Application number: KR1020130067451A
Authority: KR
Inventors: 윤정욱
Original assignee: 위로클(주)
Priority date: 2013-06-12
Filing date: 2013-06-12
Publication date: 2014-12-22

Abstract

The present invention relates to a foot frame compatible multi-frame lift, and aims to provide a lift that improves its structure to function not only for maintenance but also for inspection. To this end, the footrest-compatible multi-frame lift 100 according to the present invention is provided with a detachment means 61 at one end of a lift plate 20 on which a vehicle C is mounted, The dynamometer 60 includes a main body 62 having an upper portion opened to place a drive shaft wheel W of the inspection or maintenance vehicle C, A pair of idler rollers 66A and 66B which are provided on a pair of rotary shafts 64A and 64B and driven in accordance with the rotation of the drive shaft wheel W and a pair of idler rollers 66A and 66B which brakes the idler rollers 66A and 66B And a braking means (68) provided for the vehicle.
Therefore, according to the present invention, since the conventional lift, which is limited only to the maintenance cost, can be used for inspection, a large number of vehicles can efficiently utilize the lift 100, contributing to reduction in pollution and traffic accident rate.

Description

Multi-frame lift with footplate compatibility {omited}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a vehicle lift, and more particularly, to a footrest-compatible multi-frame lift capable of improving the structure of a lift and performing performance inspection of a maintenance vehicle at the same time.

In general, as shown in FIG. 1, a vehicle fixed-rate lift 10 is a device for lifting a target vehicle up from a ground level for maintenance of a target vehicle for maintenance, A lift plate 2 on which a vehicle is mounted; a lifting means 4 for moving the lifting plate 2 up and down; a lifting means 4 provided with a lifting means 4, And a support table (6) for stably supporting the plate (2). Depending on the configuration of the support (6), it may be classified as two stocks or four stocks. Figure 1 shows a four stock lift.

However, this was mainly limited to fixed costs, and there was an inconvenience to move to a separate inspection site for the performance inspection of the repaired vehicle.

On the other hand, for the performance inspection or periodic inspection of the vehicle, the same conditions as those on the ground have been virtually given on the dynamometer and the performance of the vehicle has been tested. 2, a dynamometer or a dynamometer (hereinafter referred to as a dynamometer) is installed on the ground, and peripheral devices associated with the dynamometer generally include an exhaust gas analyzer 11, a soot measuring device 12, , A tachometer (13), and the like were provided for necessary tests. The dynamometer 14 is mainly embedded in the ground of the inspection site. The dynamometer 14 includes a main body 15 in which an upper portion is opened and a drive shaft wheel (not shown) of the inspection vehicle C is located, A pair of parallel turning rolls 17A and 17B mounted on the longitudinal rotating shafts 16A and 16B so that the drive shaft wheels of the vehicle C are rolled and a pair of pivoting rolls 17A and 17B for turning the pivoting rolls 17A and 17B A driving motor (not shown) provided on one side of the main body 15 and a braking means (not shown) provided for braking the rotating tilting rolls 17A and 17B. When the driving rollers of the inspection vehicle C are positioned on the pair of rotary rolls 17A and 17B and then the rotary rolls 17A and 17B are rotated and braked by using the driving motor and the braking means, And various tests such as a check of the engine and an exhaust emission state in a load state or a no-load state of the vehicle caused by the decelerated drive shaft wheels, etc. are performed by the peripheral inspection apparatuses 11, 12, 13 connected to the dynamometer 14 It is done together.

However, in spite of the fixed stability of the dynamometer 14 and the possibility of installing various accessories, there is a problem of limitation of the number of vehicle inspection tables due to the place fixability required to be buried in the ground, The installation of the driving motor to rotate and the high cost of the driving motor have caused problems such as difficulty in installation and inconvenience, resulting in a very limited installation of the motor.

As described above, the conventional lift 10 is mainly used for limited maintenance for the maintenance of the vehicle. In order to inspect the vehicle, in order to inspect the vehicle (for example, simple exhaust gas inspection) 14) to the location where the vehicle (C) was installed.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and it is an object of the present invention to provide a dynamometer that simplifies the structure of a vehicle lifting gear, and firstly makes it possible to use a dynamometer, which has a main function of a high cost dynamometer, In the third aspect of the present invention, there is provided a vehicle lift control system for a vehicle, the vehicle control system comprising: Which is capable of effectively managing the vehicle, by making it possible to make the multi-frame lift more widely available for vehicle inspection by overcoming the limitations of the conventional multi-frame lift.

A lift (20) plate on which the maintenance vehicle is mounted; Elevating means (30) for moving the lift plate (20) up and down;

And a support table (50) provided with the elevating means (30) and stably supporting the lift plate (20) operating in association with the elevating means (30), characterized in that the lift plate The dynamometer 60 is detachably mounted at one end of the inspection or maintenance car C with a detachment means 61 provided on the one end of the inspection / A pair of idler rollers 64A and 64B provided on a pair of rotating shafts 64A and 64B mounted in the main body 62 and driven in accordance with the rotation of the driving shaft wheel W 66A) 66B and braking means 68 provided for braking the idle rollers 66A, 66B.

As described above, according to the present invention, the existing vehicle stability control lift has been mainly used for vehicle maintenance, and the performance test, such as the exhaust gas inspection, which is mainly comprised of a high-cost power system fixedly embedded in the ground, It can be done on the lift without moving at the same time as maintenance.

As described above, the dynamometer can be installed variously overcoming the stationary stability, and the lift can be used for inspection of the vehicle by overcoming the limit of the vehicle fixed-rate lift limited by the fixed cost, Can be efficiently performed. And can greatly contribute to the prevention of pollution and traffic accident rate.

1 is a perspective view showing a conventional vehicle lifting gear.
Fig. 2 shows a state of inspection of a vehicle which is performed by a conventional dynamometer and a power system.
3 shows a lift equipped with a dynamometer according to the present invention.
4 shows the configuration of a dynamometer according to the present invention.
5 is a view showing a vehicle mounted on a lift according to the present invention.
6 is a view showing an idler roller that rotates along a driving shaft wheel of a vehicle.

According to an aspect of the present invention, there is provided a vehicle including: a lift plate on which a maintenance vehicle is mounted; Lift means for moving the lift plate up and down; And a support table provided with the elevating means and stably supporting the lift plate operated in conjunction with the elevating means,

The dynamometer includes a body in which an upper portion of the dynamo system is opened and a drive shaft wheel of the inspection or maintenance vehicle is positioned, and a pair of A pair of idler rollers provided on the rotating shaft and driven in accordance with the rotation of the driving shaft wheel, and braking means provided for braking the idler rollers.

The idle rollers are mounted on the left and right sides of the rotating shaft to have a predetermined length so as to respectively correspond to drive wheels of the inspection or maintenance vehicle. Wherein the hydraulic disc brake is a braking hydraulic disc brake.

In addition, height adjustment legs are mounted on both sides of the main body.

In addition, a plurality of fastening holes are provided at one end of the lift plate in the longitudinal direction, and the fastening bolt is inserted into the fastening bolt through one side wall of the main body.

Therefore, simple inspection can be performed simultaneously with the maintenance on the lift without any movement.

Hereinafter, a foot frame compatible multi-frame lift according to the present invention will be described with reference to embodiments shown in the accompanying drawings.

First, the vehicle stability lift is classified into two stocks, four stocks, and the like according to the structure of the support. In the present invention, it is described based on the lift of four stocks (hereinafter referred to as a lift).

As shown in FIG. 3, the lift 100 according to the present invention includes a lift plate 20 on which a test or maintenance vehicle is mounted; Elevating means (30) for moving the lift plate (20) up and down; A support table 50 provided with the elevating means 30 and stably supporting the lift plate 20 operated in conjunction with the elevating means 30; And a dynamometer 60 for inspecting a small vehicle, which is detachably mounted on the distal end portion of the lift plate 20. [

The lift plate 20 connects the front and rear frames 22A and 22B connected to the elevating means 30 to the front and rear frames 22A and 22B, And plates 24L and 24R. As shown in FIG. 5, the left and right wheels W of the maintenance vehicle C are arranged side by side. The left and right weft plates 24L and 24R are provided with a wheel alignment adjusting unit 26 and a non-driving wheel fixing unit 28 at predetermined intervals in the longitudinal direction to adjust the wheel alignment of the driving shaft of the vehicle C . The fixing portion 28 has a proper width and fixing means (not shown) so as to fix the non-driving shaft wheel in correspondence with the front and rear lengths between the vehicle wheels W

.

The elevating means 30 includes a lifting means body 32 connecting the front and rear frames 24A and 24B and the support table 50 so that the lift plate 20 moves the support table 50 up and down, (Not shown) inside the elevating means body 32 and one side connected to the roller and the other side connected to the driving motor 40 outside the supporter 50 to be wound and loosened according to the electric driving, , And a wire (not shown) for operating the wire.

As described above, four pillars 52 are vertically fixed to the ground so as to stably bear the weight of the vehicle C mounted on the lift plate 20 for maintenance, as described above, The column 52 is connected and abuts against the ground surface. A guide groove 54 is provided in the longitudinal direction of the column 52 so that one end of the elevating means body 32 is inserted and raised. A guide flange 56 for guiding the roller (not shown) to move up and down is provided.

3 and 4, the dynamometer 60, which is detachably mounted on the front frame 24A, has an upper portion opened and a drive shaft wheel W of the inspection or maintenance vehicle C is located A pair of rotating shafts 64A and 64B mounted on the inside of the main body 62 and driven in accordance with the rotation of the driving shaft wheel W corresponding to the driving shaft wheels W, The idle rollers 66A and 66B of the idle rollers 66A and 66B and the braking means 68 provided for braking the idle rollers 66A and 66B.

The main body 62 is mounted on the front frame 24A with the attaching / detaching means 61 in a direction orthogonal to the left and right weft plates 22L, 22R on the housing. The attaching and detaching means 61 includes a plurality of engaging holes 29 provided in the longitudinal direction of the front frame 24A so as to penetrate one side wall of the main body 62 to detachably connect the main body 62 to the front frame 24A And a fastening bolt 61. A leg 63 is mounted on both sides of the lower end of the main body 62 to withstand a high load generated during driving of the inspection vehicle C, Respectively. The legs 63 will be described later.

Subsequently, idler rollers 66A and 66B are mounted on the axles of the pair of rotary shafts 64A and 64B, which are supported on the inner side walls of the main body 62 and are mounted in the longitudinal direction. Left and right idle rollers 66La and 66Ra are mounted on a single rotary shaft 64A at predetermined distances and are mounted on the pair of left and right idle rollers 66La, 66Lb, 66Ra and 66Rb The left and right drive shaft wheels W of the inspection vehicle C are positioned and the idler rollers 66A and 66B are driven in accordance with the rotation of the drive shaft wheel W. [

The braking means 68 for braking the idle rollers 66A and 66B is provided on the rotating shafts 64A and 64B of the idle rollers 66A and 66B rotated as described above, (NOx) concentration according to the load generated in the engine of the vehicle C to check the state of the vehicle C. (For reference, nitrogen oxides (NOx) in harmful exhaust gases of vehicles that cause damage to the atmosphere and human body have a property that the amount of generated NOx increases as the temperature of the engine increases. The state of the engine is checked by measuring the NOx concentration in the exhaust gas.) As shown in Fig. 4, the braking means 68 includes a disk 68a mounted on the center portion of any one of the rotational shafts 64A and 64B And is a hydraulic disc brake 68 that brakes by hydraulic pressure. (Not shown) for pressing the disk 68a, a caliper (not shown) provided with a cylinder (not shown) for operating the pad, a master cylinder (not shown) for transmitting hydraulic pressure to the caliper, And a brake pedal 68b for transmitting a force to generate the master cylinder hydraulic pressure. Since the disc brake 68 is a known technology, its detailed description is omitted. Accordingly, the idle rollers 64A and 64B that rotate are braked in accordance with the operation of the brake pedal 68b, friction force is increased in the driving wheel W of the inspection vehicle C, a load is generated in the engine, So that an appropriate state for checking the performance of the vehicle is reached. A peripheral inspection apparatus (not shown) is provided according to the inspection requirement to check the state of the vehicle C.

When the drive shaft wheel W of the inspection vehicle C is driven, a considerable load is generated in the dynamometer body 62. Therefore, legs 63 are provided on both sides of the lower portion of the body 62 to support the load. The height of the legs 63 is adjusted to correspond to the height of the lift plate 20, and four of two legs 63 are provided on both sides. The leg 63 has an upper portion 63a provided with an insert groove (not shown) in the longitudinal direction and a female screw portion, and a nut 63c provided on the outer side of the lower portion of the leg 63. The upper portion 63a is inserted into the upper portion 63a, (63b). And the nut 63c at the lower end of the upper leg 63a is used to insert the upper leg 63a and the lower leg 63a into the insertion groove of the upper leg 63a, 63b are stably and fixedly coupled.

Hereinafter, the operation and effects of the multi-frame lift that is compatible with footrest according to the present invention will be described.

First, the height of the legs 63 provided at the lower portion of the dynamometer body 62 is adjusted according to the height of the lift plate 20. The driver C is advanced such that the drive shaft wheel W is positioned on the idle rollers 66A and 66B of the dynamometer 68 as shown in Fig. The fixed portion 28 is adjusted to fix the non-drive shaft wheel, and then the non-drive shaft wheel is fixed firmly by the fixing means. The accelerator pedal of the vehicle C is depressed to approximately 120 km / h. At this time, the idle rollers 66A and 66B rotate together with the drive shaft wheel W as shown in Fig. The idle rollers 66A and 66B which rotate the disc 68a provided on the rotary shaft 64A by stepping on the brake pedal 68b connected to the outside are braked as shown in Fig. The speed of the vehicle C is reduced to 100 kilo, 80 kilo, 60 kilo, and so on. At this time, a load is generated in the engine, and the temperature of the engine rises, and the concentration of NOx and the state of the engine at every hour are checked using a peripheral inspection apparatus prepared as needed.

As described above, the performance inspection of the vehicle C that has been maintained without any movement, particularly the exhaust gas inspection, can be performed in the lift 100.

20: lift plate 29: wing
30: elevating means 40: motor
50: support member 60: dynamometer
61: bolt (detachment means) 62: body
63: leg 64A, B: front and rear rotating shafts
66A, B: front and rear idle rollers 68: braking means
68a: Disk 68b: Brake pedal

Claims

A lift (20) plate on which the maintenance vehicle is mounted; Elevating means (30) for moving the lift plate (20) up and down;
And a support table (50) provided with the elevating means (30) and stably supporting the lift plate (20) operating in association with the elevating means (30), characterized in that the lift plate The dynamometer 60 is detachably mounted at one end of the inspection or maintenance car C with a detachment means 61 provided on the one end of the inspection / A pair of idler rollers 64A and 64B provided on a pair of rotating shafts 64A and 64B mounted in the main body 62 and driven in accordance with the rotation of the driving shaft wheel W 66A) 66B, and braking means (68) provided for braking the idle rollers (66A, 66B).

The method according to claim 1,
The idle rollers 66A and 66B are mounted on the left and right sides of the rotating shafts 64A and 64B to respectively correspond to the drive shaft wheels W of the inspection or maintenance car C,
Wherein the braking means (68) is a hydraulic type disc brake for braking a disc (68a) coupled to a central portion on the rotary shafts (64A) and (64B) by hydraulic pressure.