CN209783490U

CN209783490U - clearance measuring tool

Info

Publication number: CN209783490U
Application number: CN201920113093.7U
Authority: CN
Inventors: 王莹
Original assignee: FAW Volkswagen Automotive Co Ltd
Current assignee: FAW Volkswagen Automotive Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2019-12-13
Anticipated expiration: 2029-01-23

Abstract

The application discloses clearance measuring tool, horizontal pole, base, measuring head and locking device, the horizontal pole rotates to be installed on the base and the junction of horizontal pole and base is located the intermediate position of horizontal pole, the measuring head sets up the cambered surface for making progress protrudingly on the top of the front end portion of horizontal pole and measuring head, locking device sets up between horizontal pole and base just locking device is used for fixed horizontal pole. The utility model discloses a mode of rotating the horizontal pole measures the height, is hindered by unevenness's bottom surface when can avoiding the horizontal pole to stretch into the vehicle bottom, leads to the unable problem of measuring the position of wanting to measure. And the top of measuring head is the cambered surface of upwards protruding along direction of middle orientation all around for the measuring head is the point contact with the vehicle bottom surface, improves the measuring precision.

Description

Clearance measuring tool

Technical Field

the utility model belongs to measuring device especially relates to a clearance measuring tool.

Background

The minimum ground clearance of the vehicle refers to the vertical distance between the lowest point of the part in the middle area of the vehicle and the ground under the set load condition, and reflects the capability of the vehicle to pass through the obstacle. In realizing the utility model discloses the in-process, the inventor finds to have following problem at least among the prior art, and current measurement mode is that need constantly add up and adjust the gage block, confirms the terrain clearance in each position of vehicle bottom, measures relatively troublesome and the gage block is line or face contact with the vehicle bottom, and certain deviation exists in the certain ground clearance of certain point of vehicle bottom of can not necessarily accurately measuring.

SUMMERY OF THE UTILITY MODEL

the to-be-solved problem of the utility model is to provide a simple and convenient and measure accurate clearance measuring tool.

The utility model provides a clearance measuring tool, horizontal pole, base, measuring head and locking device, the horizontal pole rotates to be installed on the base and the junction of horizontal pole and base is located the intermediate position of horizontal pole, the measuring head sets up the cambered surface that upwards swells for the centre on the top of the front end portion of horizontal pole and measuring head, locking device sets up between horizontal pole and base just locking device is used for fixed horizontal pole.

When needs are measured, place the bottom in the below of vehicle bottom board with the horizontal pole when placing ground with the base, open locking device and rotate the horizontal pole for behind the measuring head that is located the horizontal pole front end portion contacted the vehicle bottom board, locking device makes the horizontal pole no longer rotate the back, after seeking a suitable position and taking out the horizontal pole, it can to acquire the height of measuring head through the scale. Because the vehicle bottom structure of part is complicated, has unevenness's surface, the utility model discloses a mode of rotating the horizontal pole measures the height, is hindered by unevenness's bottom surface when can avoiding the horizontal pole to stretch into the vehicle bottom, leads to the unable problem of measuring the position of wanting to measure. And the top of measuring head is the cambered surface of upwards protruding along direction of middle orientation all around for the measuring head is the point contact with the vehicle bottom surface, improves the measuring precision.

Preferably, the front end of the cross bar and/or the measuring head is provided with a lighting device.

More preferably, the illumination device is a fluorescent material disposed on the surface of the measuring head, and preferably, the fluorescent material is one or more of a calcium halophosphate fluorescent material, a rare earth tri-phosphor fluorescent material, and an aluminate fluorescent material. It should be understood that the illumination device may be an electric lamp, an LED lamp, or other illumination devices (the electric lamp or the LED lamp may be powered by wires or a storage battery) besides fluorescent materials.

Need explain because the light of vehicle bottom is not too sufficient, for this reason, the utility model discloses a set up lighting device and throw light on, make things convenient for people to judge whether the measuring position of test head is the position that really needs the measurement. And the preferable fluorescent material can avoid the problem of power supply, and is simple and convenient.

In order to make it more comfortable for the user to rotate the cross rod to lift the measuring head, the rear end of the cross rod in this application is provided with a holding portion for people to hold, and preferably, the holding portion is provided with rubber with spiral threads.

Preferably, the upper end of the measuring head is of a spherical structure, and more preferably, the upper end of the measuring head is of a segment type or a crown type, and the lower end of the measuring head is of a column type. The lower end of the measuring head is arranged to be a column, so that the height of the measuring head is improved, and the measuring head is prevented from being too low.

In order to reduce the weight of the cross-bar, a first through-hole and/or a first blind hole is provided on the cross-bar, which is located between the base and the measuring head, more precisely between the junction of the base and the cross-bar and the measuring head.

Preferably, a position fixing and adjusting structure is arranged between the locking device and the base and used for adjusting and fixing the position between the locking device and the base; when the cross rod is fixed by the locking device, the position between the locking device and the base is adjusted by the position fixing and adjusting structure, so that the cross rod is clamped between the locking device and the base, and the fixing of the cross rod is realized. When the rotation angle of the cross rod needs to be adjusted, a user can adjust the position between the locking device and the base again through the position fixing and adjusting structure, so that the locking device is far away from the base and does not clamp the cross rod any more.

Preferably, the position fixing and adjusting structure is a threaded structure or a buckling structure;

More preferably, the threaded structure includes a thread provided on the locking device, and a first threaded hole provided on the base. The position between the locking device and the base is adjusted and fixed through the matching of the threads and the first threaded hole.

In order to facilitate people to rotate the cross rod, the rear end part of the cross rod is provided with a counterweight part which is detachably connected to the cross rod; preferably, the weight members are connected to the cross bar by means of a snap connection, a magnetic connection or a bolt connection, most preferably a snap connection.

When looking for the contact point of measuring head and vehicle bottom face, people may lead to unable stable horizontal pole owing to strength leads to inadequately, leads to the measuring head on the horizontal pole to rock from top to bottom, consequently, the utility model discloses an establish the material of measuring head into magnetic substance, preferably magnet for the power that people acted on when removing measuring head and horizontal pole is less relatively, alleviates people's burden. It will be appreciated that the magnetic properties of the magnet may be adjusted as appropriate, and not too strong or too weak.

Preferably, the measuring head is screwed onto the cross-bar. Because the measuring head threaded connection is on the horizontal pole, people can adjust the height of measuring head according to actual need to measure the car base of co-altitude not.

The length of the transverse rod is 0.8 to 1.6 meters, preferably 1.2 meters; the distance between the joint of the cross bar and the base and the front end of the cross bar is 0.6-1.4 m, preferably 1 m;

the height of the measuring head is 50-100 mm, preferably 88 mm.

The locking device is provided with a handle.

Preferably, the base is provided with an angle measuring part for measuring an angle between the base and the cross rod, and preferably, the angle measuring part is an angle mark arranged on the base. If not set up the angle measurement spare, all will measure after taking out the horizontal pole from the bottom plate at every turn, very troublesome, and set up the angle sign after, people can just can confirm the height with the position of measuring head contact through the contained angle of judging horizontal pole and base, and is simple and convenient relatively.

Compared with the prior art, the technical scheme has the advantages that:

1. The utility model is simple in operation convenient, have the measuring head of the bellied cambered surface that makes progress through the setting moreover, guarantee measuring head and vehicle bottom surface point contact, improve measuring precision.

2. The scheme also improves the brightness through the fluorescent material by arranging the fluorescent material on the measuring head, so that the operation of workers is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view (side view) of the present invention.

Fig. 3 is a schematic structural diagram of the base.

Fig. 4 is a schematic structural view of the section a.

Fig. 5 is a schematic structural view of the cross bar.

Fig. 6 is a schematic structural view of a measuring head.

The labels in the figure are: 1. a cross bar; 11. a first through hole; 12. a third through hole; 2. a base; 21. a second through hole; 22. a first threaded hole; 3. a measuring head; 4. a locking device; 41. a connecting portion; 42. a handle.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments as follows:

The utility model provides a clearance measuring tool, horizontal pole 1, base 2, measuring head 3 and locking device 4, as shown in fig. 1 and fig. 2, horizontal pole 1 rotates to be installed on base 2 and the junction of horizontal pole 1 and base 2 is located the intermediate position of horizontal pole 1, measuring head 3 sets up the cambered surface that upwards protrudes on the front end of horizontal pole 1 and the top of measuring head 3, preferably along all around towards the middle direction cambered surface that upwards protrudes, locking device 4 sets up between horizontal pole 1 and base 2 just locking device 4 is used for locking the relative motion between horizontal pole 1 and the base 2.

when the measurement is needed, the base 2 is placed on the ground, the cross rod 1 is placed below the vehicle bottom plate, the handle 42 on the locking device 4 is held, the locking device 4 is rotated to enable the locking device 4 to be far away from the base 2, the cross rod 1 is not clamped with the base 2, and the cross rod 1 can continue to rotate. At this moment, the user can hold the portion of gripping and rotate horizontal pole 1 for be located the continuous rising of measuring head 3 of horizontal pole 1 front end portion and until contacting the vehicle bottom board after, locking device 4, make horizontal pole 1 no longer rotate, look for a suitable position and take out horizontal pole 1 from the vehicle bottom board down, through the scale acquire measuring head 3 the height can. Because the vehicle bottom structure of part is complicated, has unevenness's surface, the utility model discloses a mode of rotating horizontal pole 1 measures the height, is hindered by unevenness's bottom surface when can avoiding horizontal pole 1 to stretch into the vehicle bottom, leads to the unable problem of measuring the position of wanting to measure. And the top of measuring head 3 is the cambered surface of upwards protruding along direction of middle orientation all around for measuring head 3 and bottom surface are the point contact, improve the measuring precision.

Preferably, the front end of the cross-bar 1 and/or the measuring head 3 is provided with an illumination device.

More preferably, the illumination means is a fluorescent material disposed on the surface of the measuring head 3, preferably the fluorescent material is one or more of a calcium halophosphate fluorescent material, a rare earth tri-phosphor fluorescent material, an aluminate fluorescent material. It should be understood that the illumination device may be an electric lamp, an LED lamp, or other illumination devices (the electric lamp or the LED lamp may be powered by wires or a storage battery) besides fluorescent materials.

In order to make it more comfortable for the user to rotate the cross bar 1 to lift the measuring head 3, the rear end of the cross bar 1 in this application is provided with a grip (not shown) for being gripped by a person, preferably the grip is provided with a helically threaded rubber.

Preferably, as shown in fig. 6, the upper end portion of the measuring head 3 is of a spherical structure, and more preferably, the upper end portion of the measuring head 3 is of a segment type or a crown type, and the lower end portion is of a column type. Set up to the column type through the lower tip with measuring head 3, improve measuring head 3's height, avoid measuring head 3 to cross excessively.

In order to reduce the weight of the cross rod 1 and facilitate the rotation of the cross rod 1, a first through hole 11 and/or a first blind hole (as shown in fig. 5) is/are provided on the cross rod 1, and the first through hole 11 and/or the first blind hole are/is located between the base 2 and the measuring head 3, more precisely, between the joint of the base 2 and the cross rod 1 and the measuring head 3.

A position fixing and adjusting structure is arranged between the locking device 4 and the base 2 and is used for adjusting and fixing the position between the locking device 4 and the base 2; when the locking device 4 fixes the cross rod 1, the position between the locking device 4 and the base 2 is adjusted through the position fixing and adjusting structure, so that the cross rod 1 is clamped between the locking device 4 and the base 2, and the fixing of the cross rod 1 is realized. When the rotation angle of the cross rod 1 needs to be adjusted, the user can adjust the position between the locking device 4 and the base 2 again through the position fixing and adjusting structure, so that the locking device 4 is far away from the base 2 and does not clamp the cross rod 1 any more. It will be appreciated that the locking means may be of other construction than that described above, which allows relative movement between the locking base 2 and the bar 1. In one embodiment, as shown in fig. 4, the base 2 is provided with a U-shaped groove, and as shown in fig. 2 and 5, the cross bar 1 is located in the middle of the U-shaped groove and provided with a third through hole 12 in the middle; the right side of the U-shaped groove is provided with a second through hole 21, and the left side of the U-shaped groove is provided with a first threaded hole 22; the locking device 4 is provided with a connecting part 41, the left end part of the connecting part 41 is provided with a thread matched with the first threaded hole 22, the right end part can pass through the second through hole 21 but not pass through the third through hole 12, and more precisely, the cross-sectional area of the right end part of the connecting part 41 is smaller than that of the second through hole 21 but larger than that of the third through hole 12; after the connecting portion 41 (the left end portion of the connecting portion 41) passes through the second through hole 21 and the third through hole 12, the connecting portion is in threaded connection with the first threaded hole 22 on the left side of the U-shaped groove, but as the connecting portion 41 continuously penetrates into the first threaded hole 22, the right end portion of the connecting portion 41 cannot pass through the third through hole 12, the right end portion of the connecting portion 41 abuts against the right side of the cross rod 1 and pushes the cross rod 1 to the left side of the U-shaped groove, and finally the cross rod 1 is clamped between the right end portion of the connecting portion 41 and the left side of the U-shaped groove and cannot continuously rotate, so that the cross. It should be understood that other designs besides the above-described structure are intended to be within the scope of the present application.

the rear end part of the cross rod 1 is provided with a counterweight part, and the counterweight part is detachably connected to the rear end part of the cross rod 1; preferably, the weight members are connected to the cross bar 1 by means of a snap connection, a magnetic connection or a bolt connection, most preferably a snap connection. It should be understood that the weight may be a metal block or other weight.

Since the measuring head 3 is made of a magnetic material, a magnet is preferred. It will be appreciated that the magnetic properties of the magnet may be adjusted as appropriate, and not too strong or too weak.

In one embodiment, the measuring head 3 is screwed onto the cross-bar 1.

The length of the cross bar 1 is 0.8 to 1.6 meters, preferably 1.2 meters; the distance between the joint of the cross bar 1 and the base 2 and the front end of the cross bar 1 is 0.6-1.4 m, preferably 1 m;

the height of the measuring head 3 is 50-100 mm, preferably 88 mm.

the locking device 4 is provided with a handle 42.

Preferably, the base 2 is made of iron or iron alloy, and the cross rod 1 is made of aluminum or aluminum alloy.

Preferably, the base 2 is provided with an angle measuring part for measuring an angle between the base 2 and the cross rod 1, and preferably, the angle measuring part is an angle mark arranged on the base 2.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a clearance measuring tool, its characterized in that, horizontal pole, base, measuring head and locking device, the horizontal pole rotates to be installed on the base and the junction of horizontal pole and base is located the intermediate position of horizontal pole, the measuring head sets up the cambered surface for upwards protruding in the front end portion of horizontal pole and the top of measuring head, locking device sets up between horizontal pole and base just locking device is used for fixed horizontal pole.

2. A gap measuring tool according to claim 1, wherein the front end of the cross bar and/or the measuring head is provided with an illumination means.

3. A gap measuring tool as claimed in claim 2, wherein said illumination means is a fluorescent material provided on the surface of the measuring head,

Or the lighting device is a lamp arranged on the measuring head and a charging device arranged on the cross rod, and the charging device charges the lamp.

4. A gap measuring tool according to claim 1, wherein the rear end of the cross bar is provided with a grip.

5. A gap measuring tool as claimed in claim 4, wherein the grip portion is provided with a helically threaded rubber.

6. A gap measuring tool according to claim 1, wherein the upper end of the measuring head is entirely or partially of a spherical structure, the upper end of the measuring head is of a segment or crown type, and the lower end is of a column type.

7. A gap measuring tool according to claim 1, wherein the cross-bar is provided with a first through-hole and/or a first blind hole, said first through-hole and/or first blind hole being located between the base and the measuring head.

8. The clearance measuring tool of claim 1, wherein a position fixing and adjusting structure is provided between the locking device and the base for adjusting and fixing the position between the locking device and the base; when the cross rod is fixed by the locking device, the position between the locking device and the base is adjusted by the position fixing and adjusting structure, so that the cross rod is clamped between the locking device and the base.

9. A gap measuring tool as claimed in claim 8, wherein the locking means is provided with a handle.

10. A gap measuring tool as claimed in claim 1, wherein the rear end of the cross bar is provided with a weight member, the weight member being detachably connected to the cross bar.

11. A gap measuring tool according to claim 1, wherein the measuring head is made of a magnetic material.

12. A gap measuring tool as claimed in claim 1, wherein the cross-bar has a length of 0.8 to 1.6 meters;

The distance between the joint of the cross bar and the base and the front end of the cross bar is 0.6 to 1.4 meters;

The height of the measuring head is 50-100 mm.