CN210571400U - Automobile external swing value measuring device - Google Patents

Abstract

The measuring device for the out-swing value of the automobile comprises two powerful circular magnets and liquid spraying devices correspondingly arranged on the two powerful circular magnets, wherein the two powerful circular magnets are respectively arranged on the automobile body at the farthest point and the closest point of the automobile from a steering center; the liquid spraying device comprises a liquid spraying part and a supporting device for supporting the liquid spraying part; the supporting device comprises a self-gravity bracket, a vertical plate and a support, wherein the vertical plate is arranged on the self-gravity bracket in a vertical mode, a first through hole is formed in the upper end part of the vertical plate, and the support is provided with a bracket for supporting the water pipe, and the height of the bracket is adjustable; the transition extension shaft is connected with a three-jaw chuck used for being connected with the powerful circular magnet at one end, the other end of the transition extension shaft is connected with the first through hole through at least one bearing, and the three-jaw chuck is grabbed on the powerful circular magnet to move together with the vehicle body; only need the driver just can easily accomplish test work alone, very big promotion efficiency.

Description

Automobile external swing value measuring device

Technical Field

The utility model relates to an automobile inspection technical field specifically is an automobile balance value measuring device.

Background

The vehicle out-swing value refers to the value of the vertical surface of the outer side surface of the vehicle when the automobile and the automobile train transit from straight running to circular motion of a turning passage, and any part of the value exceeds the vertical surface of the outer side surface of the vehicle when the automobile and the automobile train go straight.

According to a GBT12540-2009 automobile minimum turning diameter, minimum turning channel circle diameter and yaw value measuring method, in the yaw value measurement, as shown in fig. 4, a circle with the diameter of 25M is drawn on the flat ground, track display devices are installed at an outermost point B at the tail of a vehicle and a farthest point A of a vehicle body from a turning center, then the vehicle moves according to a preset track, and the yaw value is measured according to a track formed by the two track display devices, in the current test method, 3 persons cooperate with each other, one person drives the vehicle, the other two persons respectively stand at the front and rear farthest ends of one side of the vehicle, when the vehicle starts to drive along the 25M circle, the other two persons hold a water receiver by hands, water is simultaneously watered on the front and rear farthest ends of one side of the vehicle, water marks are formed on the ground, and the yaw value of the vehicle can be known by measuring the water marks at the front; the defects of the existing test are that 3 persons are required to cooperate simultaneously to finish the measurement work, the water storage container is held by hands, an operator needs to water the vehicle body on one side synchronously with the vehicle speed, serious potential safety hazards exist, the vehicle body is easy to fatigue after a long time, the water amount poured on the vehicle body is uneven, and the measurement precision is influenced.

Disclosure of Invention

An object of the utility model is to provide an automobile outward swing value measuring device, the effectual test participant who has solved among the test process is many, and is long, unsafe problem. The device can easily complete the measurement work by only one tester, avoids possible safety accidents, greatly reduces the strength of the test work, improves the test efficiency and improves the test precision.

The measuring device for the out-swing value of the automobile comprises two powerful circular magnets and liquid spraying devices correspondingly arranged on the two powerful circular magnets, wherein the two powerful circular magnets are respectively arranged on the automobile body at the farthest point and the closest point of the automobile from a steering center;

the liquid spraying device comprises a liquid spraying part and a supporting device for supporting the liquid spraying part; the liquid spraying part comprises a water pipe for spraying liquid to the vehicle body and a water storage barrel for supplying liquid to the water pipe, a water pump is arranged in the water storage barrel, the water outlet end of the water pump is connected with the water pipe, and a through hole for passing the water pipe is formed in the water storage barrel;

the supporting device comprises a self-gravity bracket, a vertical plate and a support, wherein the vertical plate is arranged on the self-gravity bracket in a vertical mode, a first through hole is formed in the upper end part of the vertical plate, and the support is provided with a bracket for supporting the water pipe, and the height of the bracket is adjustable;

the transition extension shaft is connected with a three-jaw chuck used for being connected with the powerful circular magnet at one end, the other end of the transition extension shaft is connected with the through hole I through at least one bearing, and the three-jaw chuck grabs on the powerful circular magnet to move together with the vehicle body.

Establish a water pipe fixed through hole on one end of bracket, another tip of bracket is equipped with the open slot, and the open slot includes a half arc groove section that matches with the support, connects in the flat groove section of half arc groove section, sets up the screw mounting hole on the corresponding position of flat groove section both sides wall, is equipped with a locking bolt that is used for compressing tightly flat groove section both sides wall in this screw mounting hole.

A transition sleeve is arranged in the fixing through hole in the bracket, the inner diameter of the transition sleeve is matched with the water pipe, and the length of the transition sleeve is larger than the depth of the fixing through hole in the bracket.

The other end of the transition extension shaft is rotatably connected with the through hole through two bearings.

The lower end part of the vertical plate is provided with a second through hole, and a balancing weight is arranged in the second through hole.

The support comprises a fixed sleeve standing on the self-gravity bracket and a supporting rod arranged in the fixed sleeve.

The beneficial effects are that: compared with the prior art the utility model discloses, use the mode of automatic water spray to water simultaneously on the farthest end automobile body around vehicle one side, at first solved the potential safety hazard that exists in the past, secondly practiced thrift the manpower, by the measurement work of 3 people's cooperation completions simultaneously in the past, only need the driver at present just can easily accomplish test work alone, very big promotion efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the liquid spraying device of the present invention without a water storage tank;

fig. 3 is a schematic view of the explosion structure of the supporting device of the present invention;

FIG. 4 is a schematic view of a yaw value measurement test;

in the figure: 1. a liquid spraying device 2, a powerful round magnet;

101. the self-gravity water pump comprises a self-gravity bracket 102, a three-jaw chuck 103, a transition extension shaft 104, a balancing weight 105-1, a bearing I, a bearing II, a bearing 106, a water storage barrel 107, a support 108, a bracket 109, a locking bolt 110, a water pump 110-1, a water pump power line 111, a water pipe 112 and a transition sleeve.

Detailed Description

In fig. 1, the utility model comprises two strong circular magnets 2 and two liquid spraying devices 1, wherein the two strong circular magnets 1 are respectively fixed on the corresponding strong circular magnets 2, the two strong circular magnets 2 are respectively adsorbed on the vehicle body at the farthest point and the nearest point of the vehicle from the steering center, the three-jaw chuck 102 is used for clamping the strong circular magnets 2 and the transition extension shaft 103 to connect the liquid spraying devices 1 and the strong circular magnets 2 into a whole, so that the liquid spraying devices 1 can move along with the vehicle body; the liquid spraying device 1 comprises a liquid spraying part and a supporting device; the liquid spraying part comprises a water storage barrel 106, a water pump 110 is arranged in the water storage barrel 106, the water outlet of the water pump 110 is connected with a 111 water pipe, and a water pump power cord 110-1 of the water pump is connected to a cigarette lighter of a vehicle; the supporting device comprises a self-gravity bracket 101, vertical plates and supports 107 are erected on two sides of the self-gravity bracket 101, a first through hole and a second through hole are formed in the upper end portion and the lower end portion of each vertical plate, a first bearing 105-1 and a second bearing 105-2 are placed in the first through hole of each vertical plate to form a whole, then a transition extension shaft 103 is placed into bearing holes of the first bearing 105-1 and the second bearing 105-2, a balancing weight 104 is arranged in each through hole, a bracket 108 with adjustable height is arranged on each support 107, a 111 water pipe penetrates through the bracket 108 to be fixed in the through holes, the bracket 108 is fixed on each support 107 through a 109 locking bolt, and the height required by a test.

In fig. 2 and 3, a water pipe 111 fixing through hole is formed in one end of the bracket 108, an open slot is formed in the other end of the bracket 108, the open slot comprises a half-arc slot section matched with the bracket 107 and a flat slot section connected to the half-arc slot section, screw mounting holes are formed in corresponding positions on two side walls of the flat slot section, locking bolts 109 used for pressing the two side walls of the flat slot section are installed in the screw mounting holes, a transition sleeve 112 is installed in the fixing through hole in the bracket 108, the inner diameter of the transition sleeve 112 is matched with the water pipe 111, and the length of the transition sleeve 112 is greater than the depth of the fixing through hole in the; the support 107 is composed of a fixed sleeve standing on the self-gravity bracket 101 and a support rod arranged in the fixed sleeve.

Fig. 4 is a schematic diagram of a measurement test of the slew value, where T is the slew value.

During the test, the vehicle is started, then the water pump power lines 110-1 of the two liquid spraying devices are opened, at the moment, water pipes 111 of the two liquid spraying devices 1 simultaneously discharge water and flow to the outermost point of the tail part of the vehicle body and the vehicle body at the farthest point of the vehicle body from the turning center, along with the running of the vehicle, water flows to the ground along the side surface of the vehicle body to form a water track, and the water track on the ground is measured so as to measure the outward swinging value of the vehicle.

Claims (6)

1. The utility model provides an automobile yaw value measuring device which characterized in that: the device comprises two powerful circular magnets (2) and a liquid spraying device (1) correspondingly arranged on the two powerful circular magnets (2), wherein the two powerful circular magnets (2) are respectively arranged on a vehicle body at the farthest point and the closest point of the vehicle from a steering center;

the liquid spraying device (1) comprises a liquid spraying part and a supporting device for supporting the liquid spraying part; the liquid spraying part comprises a water pipe (111) for spraying liquid to the vehicle body and a water storage barrel (106) for supplying liquid to the water pipe (111), a water pump (110) is arranged in the water storage barrel (106), the water outlet end of the water pump (110) is connected with the water pipe (111), and a through hole for passing through the water pipe (111) is formed in the water storage barrel (106);

the supporting device comprises a self-gravity bracket (101), a vertical plate and a support (107), wherein the vertical plate is arranged on the self-gravity bracket (101), a first through hole is formed in the upper end part of the vertical plate, and the support (107) is provided with a bracket (108) which is used for supporting the water pipe (111) and is adjustable in height;

the high-power round magnet is characterized by further comprising a transition extension shaft (103), one end of the transition extension shaft (103) is connected with a three-jaw chuck (102) used for being connected with the high-power round magnet (2), the other end of the transition extension shaft (103) is connected with the through hole I through at least one bearing, and the three-jaw chuck (102) is grabbed on the high-power round magnet (2) and moves together with the vehicle body.

2. The vehicle yaw value measuring device according to claim 1, characterized in that: establish a water pipe (111) fixed through hole on bracket (108) one end portion, another tip of bracket (108) is equipped with the open slot, and the open slot includes a half arc groove section that matches with support (107), connects in the flat groove section of half arc groove section, sets up the screw mounting hole on the corresponding position of flat groove section both sides wall, is equipped with a locking bolt (109) that are used for compressing tightly flat groove section both sides wall in this screw mounting hole.

3. The vehicle yaw value measuring device according to claim 2, characterized in that: a transition sleeve (112) is arranged in the fixing through hole in the bracket (108), the inner diameter of the transition sleeve (112) is matched with the water pipe (111), and the length of the transition sleeve (112) is larger than the depth of the fixing through hole in the bracket (108).

4. The vehicle yaw value measuring device according to claim 1, characterized in that: the other end of the transition extension shaft (103) is rotatably connected with the through hole through two bearings.

5. The vehicle yaw value measuring device according to claim 1, characterized in that: the lower end part of the vertical plate is provided with a second through hole, and a balancing weight (104) is arranged in the second through hole.

6. The vehicle yaw value measuring device according to claim 1, characterized in that: the support (107) comprises a fixed sleeve standing on the self-gravity bracket (101) and a support rod arranged in the fixed sleeve.

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