CN210375720U - Automobile turning radius measuring device - Google Patents
Automobile turning radius measuring device Download PDFInfo
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- CN210375720U CN210375720U CN201921573586.5U CN201921573586U CN210375720U CN 210375720 U CN210375720 U CN 210375720U CN 201921573586 U CN201921573586 U CN 201921573586U CN 210375720 U CN210375720 U CN 210375720U
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Abstract
A car turning radius measuring device comprises a liquid spraying device which is arranged at the wheel central hole of the farthest point of a car from a turning center and can move along with the wheel, wherein the liquid spraying device comprises a liquid spraying part and a supporting device used for supporting the liquid spraying part; the liquid spraying part comprises a water pipe for spraying liquid to the wheel and a water storage barrel for supplying liquid to the water pipe; 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 wheel is characterized by further comprising a transition extension shaft, wherein one end of the transition extension shaft is connected with a three-jaw chuck used for being connected with the central hole of the wheel, the other end of the transition extension shaft is rotatably connected with a through hole through at least one bearing, and the three-jaw chuck is clamped at the central hole of the wheel and rotates along with the wheel; only one tester is needed to easily complete the test work, the test difficulty is reduced, the test time is reduced, and the test efficiency is improved.
Description
Technical Field
The utility model relates to an automobile detection device technical field specifically is an automobile turning radius measuring device.
Background
The Turning Radius (Radius Of Turning Circle) refers to the outside front wheel track Circle Radius when the steering wheel is turned to the extreme position. Turning radius directly affects the maneuverability of the vehicle. The smaller the turning radius, the greater the ability of the vehicle to negotiate narrow curved terrain or to circumvent impassable obstacles, and the more flexible.
According to the minimum turning radius measurement requirement in the GBT12540-2009 automobile minimum turning diameter, minimum turning channel circle diameter and yaw value measurement method, a track display device is installed on the center of a wheel of a point on an automobile body farthest from a turning center; the current test method is that two persons are matched, one person drives the vehicle to keep running at low speed in the test, the other person uses the water storage container to water the vehicle wheel at the farthest point away from the steering center, the water track of the wheel running on the ground forms a circle, and the minimum turning radius of the vehicle can be known by measuring the circle; the original scheme has the disadvantages that 2 persons are required to cooperate at the same time to finish the measurement work, when the vehicle is in the minimum steering radius, an operator outside the vehicle needs to hold the water storage container to water the wheels, and the synchronization of the operator and the vehicle speed is ensured; firstly, potential safety hazards exist, secondly, personnel can be tired after a little long time, so that the water amount poured onto the wheel is uneven, and the measuring precision is influenced.
Disclosure of Invention
An object of the utility model is to provide a car turning radius measuring device can guarantee test personnel's personal safety, only needs a test personnel can just easily accomplish test work simultaneously, reduces the experimental degree of difficulty, reduces test time, improves test efficiency.
The technical scheme of the utility model is that:
a car turning radius measuring device comprises a liquid spraying device which is arranged at the wheel central hole of the farthest point of a car from a turning center and can move along with the wheel, wherein the liquid spraying device comprises a liquid spraying part and a supporting device used for supporting the liquid spraying part;
the liquid spraying part comprises a water pipe for spraying liquid to the wheel 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 wheel is characterized by further comprising a transition extension shaft, one end of the transition extension shaft is connected with a three-jaw chuck used for being connected with the wheel center hole, the other end of the transition extension shaft is at least in rotating connection with the through hole through a bearing, and the three-jaw chuck is clamped at the wheel center hole and rotates together with the wheel.
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 mechanical device to replace test personnel to accomplish the work to the auto wheel water spray, can guarantee test personnel's personal safety, only need a test personnel can just easily accomplish test work simultaneously, reduce the experimental degree of difficulty, reduce test time, improve test 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;
in the figure: 1. liquid spraying device, 3, wheel;
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 present invention includes a liquid spraying device 1, the liquid spraying device 1 is installed on the wheel center hole of the farthest point of the vehicle from the turning center through the transition extension shaft 103 and the three-jaw chuck 102, so that the wheel 3, the three-jaw chuck 102 and the transition extension shaft 103 form a synchronously rotating whole, and the liquid spraying device 1 can move along with the wheel; 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 a support 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 which forms a synchronous rotating whole is placed in bearing holes of the first bearing 105-1 and the second bearing 105-2 to realize the relative movement of the wheel 3 and the self-gravity bracket 101, a balancing weight 104 is arranged in the second through hole, a bracket 108 with adjustable height is arranged on the support 107, a 111 water pipe penetrates through the bracket 108 to fix the through hole, the bracket 108 is fixed on the support 107 through a locking bolt 109 and is adjusted to the height required by the 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.
During testing, the vehicle is started, the steering wheel is turned to the limit, then the water pump power line 110-1 is turned on, at the moment, water flowing out of the water pipe 111 flows to the surface of the rotating wheel 3, the wheel 3 runs on the ground along with running of the vehicle to form a running water track, and the minimum turning radius of the vehicle can be measured by measuring the ground water track.
Claims (6)
1. The utility model provides an automobile turning radius measuring device which characterized in that: the device comprises a liquid spraying device (1) which is arranged at the wheel center hole of the farthest point of a vehicle from a steering center and can move along with the wheel, wherein 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 wheel 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 wheel is characterized by further comprising a transition extension shaft (103), wherein one end of the transition extension shaft (103) is connected with a three-jaw chuck (102) used for being connected with the wheel center hole, the other end of the transition extension shaft (103) is at least in rotating connection with one end of the through hole through a bearing, and the three-jaw chuck (102) is connected with the wheel center hole in a clamping mode and rotates along with the wheel.
2. A turning radius measuring apparatus for an automobile 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. A turning radius measuring apparatus for an automobile 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. A turning radius measuring apparatus for an automobile 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. A turning radius measuring apparatus for an automobile 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. A turning radius measuring apparatus for an automobile 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573586.5U CN210375720U (en) | 2019-09-20 | 2019-09-20 | Automobile turning radius measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573586.5U CN210375720U (en) | 2019-09-20 | 2019-09-20 | Automobile turning radius measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375720U true CN210375720U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921573586.5U Active CN210375720U (en) | 2019-09-20 | 2019-09-20 | Automobile turning radius measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375720U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649650A (en) * | 2020-05-20 | 2020-09-11 | 摩登汽车有限公司 | Measuring device and method for measuring minimum turning diameter of automobile |
| CN112378339A (en) * | 2020-06-11 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Automobile wheel guard plate measuring device |
| CN112557050A (en) * | 2020-09-24 | 2021-03-26 | 襄阳达安汽车检测中心有限公司 | Automobile vehicle channel circle rapid detection method with pressure-regulating liquid-spraying device |
-
2019
- 2019-09-20 CN CN201921573586.5U patent/CN210375720U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649650A (en) * | 2020-05-20 | 2020-09-11 | 摩登汽车有限公司 | Measuring device and method for measuring minimum turning diameter of automobile |
| CN112378339A (en) * | 2020-06-11 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Automobile wheel guard plate measuring device |
| CN112378339B (en) * | 2020-06-11 | 2021-12-28 | 襄阳达安汽车检测中心有限公司 | Automobile wheel guard plate measuring device |
| CN112557050A (en) * | 2020-09-24 | 2021-03-26 | 襄阳达安汽车检测中心有限公司 | Automobile vehicle channel circle rapid detection method with pressure-regulating liquid-spraying device |
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