CN209925965U - Stay wire displacement sensor fixing device - Google Patents
Stay wire displacement sensor fixing device Download PDFInfo
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- CN209925965U CN209925965U CN201920302081.9U CN201920302081U CN209925965U CN 209925965 U CN209925965 U CN 209925965U CN 201920302081 U CN201920302081 U CN 201920302081U CN 209925965 U CN209925965 U CN 209925965U
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 48
- 239000006096 absorbing agent Substances 0.000 claims description 13
- 230000035939 shock Effects 0.000 claims description 13
- 238000010030 laminating Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 14
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000004088 simulation Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
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Abstract
The utility model discloses a stay wire displacement sensor fixing device, which comprises a sensor bracket, wherein the upper end surface of the left side of the sensor bracket is provided with a bulge structure, a level gauge is fixedly arranged on the horizontal end surface of the end part of the sensor bracket on the left side of the bulge structure, four round through holes arranged on the left side of the sensor bracket are fixedly provided with stay wire displacement sensors corresponding to the positions, stay wires are arranged on the stay wire displacement sensors, the right side of the sensor bracket is symmetrically provided with a waist-shaped slotted hole, and the upper part of the waist-shaped slotted hole is fixedly provided with a U-shaped liner A and a U-shaped liner B; the spirit level ensures that the installation of sensor can not incline, easy operation, the installation of being convenient for are adjusted, are of value to the degree of accuracy that improves the detected data, are of value to improving the flexible straightness that hangs down of acting as go-between, avoid displacement sensor's the abnormal wear that acts as go-between, should not lead to the sensor not hard up to be of value to the position of acting as go-between through rotatory clamp adjustment displacement sensor simultaneously for jolting of road.
Description
Technical Field
The utility model belongs to the technical field of the automobile inspection equipment, concretely relates to displacement sensor fixing device acts as go-between.
Background
With the rapid development of the automobile industry, the requirement on durability and comfort of the whole automobile is higher and higher. In the fatigue endurance verification process of the whole vehicle, the collection of the load spectrum of the road of the whole vehicle provides reliable data support for bench test or multi-body dynamics simulation analysis in a laboratory, provides reliable data support for each component of the vehicle, and simultaneously makes accurate prediction and judgment on the fatigue life of each component of the vehicle.
The stay wire displacement sensor is used as a main instrument for acquiring the power spectral density data of the vibration displacement of the vehicle body, and the mounting, fixing, stability and firmness of the sensor are important links for detecting the accuracy and reliability of the stay wire displacement data. In some vehicles, because the stay wire displacement sensor fixing device is not fixed or locked with the shock absorber oil cylinder, the wire end fixing end of the stay wire displacement sensor is not perpendicular to the wire port of the stay wire displacement sensor, the traditional fixing mode is that a plastic adhesive tape or a binding tape is adopted to fix the displacement sensor on the shock absorber, the displacement sensor is not fixed firmly, the displacement sensor is easy to deviate, the horizontal vertical observation and adjustment functions are not available, the stay wire telescopic position of the displacement sensor is difficult to adjust during installation, the stay wire and the sensor shell outlet are abnormally abraded and broken, and therefore data acquisition cannot be completed, and the sensor is damaged.
In view of the above, it is necessary to design a fixing device for a pull wire displacement sensor, which is firm in sensor installation, convenient in position adjustment, and capable of prolonging the service life of the sensor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a displacement sensor fixing device acts as go-between, through two U type liners of upper portion and lower part installation at the bumper shock absorber, then lock fixedly through U type clamp, U type liner has increased the locking force area of U type clamp, thereby the fixed stability and the fastness of bumper shock absorber and sensor support have been improved, sensor support can be adjusted with the relative position of bumper shock absorber simultaneously, under the cooperation of spirit level, be of value to conveniently adjust the straightness that hangs down that acts as go-between on the displacement sensor acts as go-between, avoid acting as go-between and sensor export to take place abnormal wear and influence sensor detection precision and life, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a stay wire displacement sensor fixing device comprises a sensor support, wherein a bulge structure is arranged on the upper end face of the left side of the sensor support, a level meter is fixedly installed on the horizontal end face of the end part of the sensor support on the left side of the bulge structure, stay wire displacement sensors are fixedly installed on the four circular through holes arranged on the left side of the sensor support corresponding to positions, stay wires are arranged on the stay wire displacement sensors, waist-shaped slotted holes are symmetrically arranged on the right side of the sensor support, U-shaped gaskets A and U-shaped gaskets B are fixedly installed on the upper portions of the waist-shaped slotted holes, the inner walls of the U-shaped gaskets A and the U-shaped gaskets B are attached to the outer wall of a shock absorber, U-shaped clamp screw rods are sleeved on the outer walls of the U-shaped gaskets A and the U-shaped gaskets B, the inner walls of the U-shaped clamp screw rods are attached to the outer wall of the U-shaped gaskets B, and the U-shaped clamp screw rod is in threaded connection with the U-shaped clamp nut.
Preferably, the spirit level is fixedly installed in the middle of the left end of the sensor support through a bolt, and the protruding structure is perpendicular to the right end of the spirit level.
Preferably, four threaded holes are formed in a sensor shell of the stay wire displacement sensor, and the sensor shell is fixedly installed at the bottom of the left side of the sensor support through bolts.
Preferably, U type liner A installs on U type liner B's upper portion, the symmetry is equipped with groove structure A on the U type liner A, be equipped with groove structure B on the U type liner B outer wall that groove structure A corresponds, groove structure A and groove structure B laminate with the U type clamp screw rod outer wall that corresponds respectively.
Preferably, the bottom of the U-shaped liner A is provided with a step structure A, the U-shaped liner B corresponding to the step structure A is provided with a step structure B, and the step structure A is matched with the step structure B in a clamping manner.
Preferably, the diameter of the cylindrical rod of the U-shaped hoop screw rod is 8mm, and the width of the waist-shaped slotted hole is 8.5 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the gradienter ensures that the sensor is not inclined during installation, is simple to operate and convenient to install and adjust, and is beneficial to improving the accuracy of detected data;
2. the perpendicularity of the stay wire is checked through the square, so that the telescopic perpendicularity of the stay wire is improved, and abnormal abrasion of the stay wire of the displacement sensor is avoided;
3. the stay wire displacement sensor fixing bracket is provided with a transverse moving groove, which is beneficial to the position adjustment of the sensor and the stay wire fixing point;
4. the U-shaped fixed support on the stay wire displacement sensor fixing device is beneficial to locking the shock absorber through the clamp, and the position of the stay wire displacement sensor can not be adjusted through rotating the clamp when the sensor is loosened due to bumping of a road.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the sensor holder of the present invention;
fig. 3 is a left side view of the U-shaped pad structure of the present invention.
In the figure: 1. a sensor holder; 100. a raised structure; 101. a circular through hole; 102. a kidney-shaped slot; 2. a level gauge; 3. a pull wire displacement sensor; 4. a pull wire; 5. a U-shaped clamp screw; 6. a U-shaped clamp nut; 7. a U-shaped liner A; 71. a step structure A; 72. a groove structure A; 8. a U-shaped liner B; 81. A step structure B; 82. a groove structure B; 9. a sensor housing; 10. a shock absorber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a stay wire displacement sensor fixing device comprises a sensor support 1, a bulge structure 100 is arranged on the upper end face of the left side of the sensor support 1, a level gauge 2 is fixedly installed on the horizontal end face of the end part of the sensor support 1 on the left side of the bulge structure 100, a stay wire displacement sensor 3 is fixedly installed on the left side of the sensor support 1 corresponding to four circular through holes 101, stay wires 4 are arranged on the stay wire displacement sensor 3, waist-shaped slotted holes 102 are symmetrically arranged on the right side of the sensor support 1, U-shaped gaskets A7 and U-shaped gaskets B8 are fixedly installed on the upper parts of the waist-shaped slotted holes 102, the inner walls of the U-shaped gaskets A7 and the U-shaped gaskets B8 are attached to the outer wall of a shock absorber 10, U-shaped clamp screw rods 5 are sleeved on the outer walls of the U-shaped gaskets A7 and the U-shaped gaskets B8, the inner walls of the U-shaped screw rods 5 are attached to the outer wall of the U-shaped gaskets B, the U-shaped clamp screw rod 5 is in threaded connection with the U-shaped clamp nut 6; the model of the stay wire displacement sensor 3 can be selected to be MPS-S-1000mm-R/V/MA type.
Specifically, the level 2 is fixedly installed in the middle of the left end of the sensor bracket 1 through a bolt, and the protruding structure 100 is perpendicular to the right end of the level 2; the sensor support 1 on the left side of the convex structure 100 has high surface flatness, and is beneficial to improving the installation levelness of the level gauge 2.
Specifically, a sensor shell 9 of the stay wire displacement sensor 3 is provided with four threaded holes, and the sensor shell 9 is fixedly arranged at the bottom of the left side of the sensor bracket 1 through bolts; the outer wall of the bolt matched with the four threaded holes is in clearance fit with the round through hole 101 at the corresponding position on the left side of the sensor bracket 1.
Specifically, a U-shaped liner A7 is installed on the upper portion of a U-shaped liner B8, groove structures A72 are symmetrically arranged on the U-shaped liner A7, a groove structure B82 is arranged on the outer wall of the U-shaped liner B8 corresponding to the groove structure A72, and the groove structure A72 and the groove structure B82 are respectively attached to the outer wall of the corresponding U-shaped hoop screw 5; be convenient for smoothly cooperate with U type clamp screw rod 5 in the installation, avoid 5 inner walls of U type clamp screw rod and U type liner B8 and U type liner A7 to take place to slide when the installation simultaneously, cause the installation fixed stability poor.
Specifically, a step structure A71 is arranged at the bottom of the U-shaped liner A7, a step structure B81 is arranged on the U-shaped liner B8 corresponding to the step structure A71, and the step structure A71 is in clamping fit with the step structure B81; the U-shaped gasket A7 and the U-shaped gasket B8 can be smoothly matched during installation, the installation efficiency is improved, the installation difficulty is reduced, and meanwhile, the fixing stability of the U-shaped gasket A7 and the U-shaped gasket B8 is improved.
Specifically, the diameter of the cylindrical rod of the U-shaped hoop screw rod 5 is 8mm, and the width of the waist-shaped slotted hole 102 is 8.5 mm.
The working principle is as follows: firstly, the stay wire displacement sensor 3 is fixed on the sensor bracket 1 through four bolts, then the U-shaped liner A7 is arranged at the upper part of the shock absorber 10, meanwhile, a U-shaped liner B8 is arranged at the bottom of the shock absorber 10, the extrusion force of the U-shaped hoop screw 5 to the U-shaped liner A7 and the U-shaped liner B8 is slightly increased by rotating the U-shaped hoop nut 6, so that the sensor bracket 1 is pre-arranged at the bottom of the shock absorber 10, then the selected position of the stay wire 4 is observed, the positions of the stay wire displacement sensor 3 and the sensor bracket 1 are adjusted, the sensor bracket 1 is adjusted to be installed smoothly by observing the level gauge 2, the stay wire 4 of the stay wire displacement sensor 3 is connected to a stay wire detection fixed point, the angle square is placed on the installation bracket, whether the stay wire 4 is vertical or not is checked, the perpendicularity of a stay wire 4 of the stay wire displacement sensor 3 is adjusted by adjusting the transverse movement of the sensor bracket 1 and the turning of a U-shaped hoop screw 5; whether the stay wire 4 rubs with a sensor outlet is observed, a certain gap is ensured between the stay wire 4 and the outlet, and the stay wire 4 is not abraded; and finally, rotating the U-shaped hoop nut 6 to completely fasten the U-shaped hoop screw rod 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a stay wire displacement sensor fixing device, includes sensor support (1), its characterized in that: the sensor comprises a sensor support (1), wherein a protruding structure (100) is arranged on the upper end face of the left side of the sensor support (1), a level gauge (2) is fixedly mounted on the horizontal end face of the end portion of the sensor support (1) on the left side of the protruding structure (100), four circular through holes (101) arranged on the left side of the sensor support (1) are fixedly provided with stay wire displacement sensors (3) corresponding to positions, pull wires (4) are arranged on the stay wire displacement sensors (3), waist-shaped slotted holes (102) are symmetrically arranged on the right side of the sensor support (1), U-shaped gaskets A (7) and U-shaped gaskets B (8) are fixedly mounted on the upper portions of the waist-shaped slotted holes (102), the inner walls of the U-shaped gaskets A (7) and B (8) are attached to the outer wall of a shock absorber (10), and U-shaped screws (5) of the U-shaped gaskets A (7) and B (8, the inner wall of U type clamp screw rod (5) and the outer wall laminating of U type liner B (8), waist type slotted hole (102) and U type clamp nut (6) fixed connection are passed respectively in U type clamp screw rod (5), U type clamp screw rod (5) and U type clamp nut (6) threaded connection.
2. The pull-wire displacement sensor fixing device according to claim 1, wherein: the level gauge (2) is fixedly installed in the middle of the end portion of the left side of the sensor support (1) through a bolt, and the protruding structure (100) is perpendicular to the right end portion of the level gauge (2).
3. The pull-wire displacement sensor fixing device according to claim 1, wherein: four threaded holes are formed in a sensor shell (9) of the stay wire displacement sensor (3), and the sensor shell (9) is fixedly installed at the bottom of the left side of the sensor support (1) through bolts.
4. The pull-wire displacement sensor fixing device according to claim 1, wherein: u type liner A (7) are installed on the upper portion of U type liner B (8), the symmetry is equipped with groove structure A (72) on U type liner A (7), be equipped with groove structure B (82) on U type liner B (8) outer wall that groove structure A (72) correspond, groove structure A (72) and groove structure B (82) laminate with U type clamp screw rod (5) outer wall that correspond respectively.
5. The pull-wire displacement sensor fixing device according to claim 1, wherein: the bottom of U type gasket A (7) is equipped with stair structure A (71), be equipped with stair structure B (81) on U type gasket B (8) that stair structure A (71) correspond, stair structure A (71) and stair structure B (81) joint cooperation.
6. The pull-wire displacement sensor fixing device according to claim 1, wherein: the diameter of a cylindrical rod of the U-shaped hoop screw rod (5) is 8mm, and the width of the waist-shaped slotted hole (102) is 8.5 mm.
Priority Applications (1)
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CN201920302081.9U CN209925965U (en) | 2019-03-11 | 2019-03-11 | Stay wire displacement sensor fixing device |
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CN201920302081.9U CN209925965U (en) | 2019-03-11 | 2019-03-11 | Stay wire displacement sensor fixing device |
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CN209925965U true CN209925965U (en) | 2020-01-10 |
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CN201920302081.9U Active CN209925965U (en) | 2019-03-11 | 2019-03-11 | Stay wire displacement sensor fixing device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109882719A (en) * | 2019-03-11 | 2019-06-14 | 汉腾汽车有限公司 | A kind of fixed device of stay wire displacement sensor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109882719A (en) * | 2019-03-11 | 2019-06-14 | 汉腾汽车有限公司 | A kind of fixed device of stay wire displacement sensor |
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