CN210922548U - Displacement sensor fixing device - Google Patents
Displacement sensor fixing device Download PDFInfo
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- CN210922548U CN210922548U CN201921269478.9U CN201921269478U CN210922548U CN 210922548 U CN210922548 U CN 210922548U CN 201921269478 U CN201921269478 U CN 201921269478U CN 210922548 U CN210922548 U CN 210922548U
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- telescopic rod
- displacement sensor
- fixing device
- rotating
- hole
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Abstract
The utility model provides a displacement sensor fixing device, which comprises a base, an adjusting support leg, a telescopic rod component, a rotating plate, a rotating hole bolt and a rotating plate positioning bolt; the adjusting support legs are arranged at the bottom of the base to adjust the level of the base; the telescopic rod assembly comprises at least 2 telescopic rods and a locking nut for fastening the telescopic rods, and the lower end of the telescopic rod assembly is arranged on the base; the rotating plate is provided with a mounting hole for mounting the displacement sensor; the rotating plate is also provided with a rotating hole and a positioning structure, and the positioning structure is an arc-shaped positioning groove taking the rotating hole as the center of a circle or a plurality of positioning holes arranged on an arc taking the rotating hole as the center of a circle; wherein, rotatory hole bolt cooperatees with rotatory hole, and rotor plate positioning bolt cooperatees with location structure, and the rotor plate is fixed to the upper portion of telescopic link subassembly via rotatory hole bolt and rotor plate positioning bolt. The utility model discloses a displacement sensor fixing device precision is high, and stability is good.
Description
Technical Field
The utility model belongs to the technical field of the static strength test of rail vehicle automobile body steel construction, specifically wade a displacement sensor fixing device.
Background
In the static strength test process of the rail vehicle body steel structure, the vertical displacement of the vehicle body and the longitudinal displacement of the end part are data which need to be measured accurately in the test, but the following problems exist in the fixation of a displacement sensor at present.
1. The telescopic distance of the fixing seat for the vertical displacement sensor of the vehicle body is insufficient, the displacement sensor cannot be fixed firmly, and the verticality of the displacement sensor and the vehicle body is difficult to guarantee. In addition, there is a problem that the test preparation time is long.
2. Some high-standard-requirement test projects such as Boston and New York subway projects require accurate test of vertical and longitudinal displacement data of a vehicle body, and when a vehicle deforms due to applied load, the fixed seat of the displacement sensor has the problems of poor stability and the like, so that the test requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses an aim at the defect that exists among the prior art, provide a displacement sensor fixing device, the utility model discloses a displacement sensor fixing device precision is high, and stability is good.
The purpose of the utility model is realized through the following technical scheme.
The utility model provides a displacement sensor fixing device, wherein, the displacement sensor fixing device comprises a base, an adjusting support leg, a telescopic rod component, a rotating plate, a rotating hole bolt and a rotating plate positioning bolt; wherein:
the adjusting support legs are arranged at the bottom of the base to adjust the level of the base;
the telescopic rod assembly comprises at least 2 telescopic rods and locking nuts for fastening the at least 2 telescopic rods, and the lower end of the telescopic rod assembly is mounted on the base;
the rotating plate is provided with a mounting hole for mounting a displacement sensor; and
the rotating plate is also provided with a rotating hole and a positioning structure, and the positioning structure is an arc-shaped positioning groove taking the rotating hole as the center of a circle or a plurality of positioning holes arranged on an arc taking the rotating hole as the center of a circle; the rotating hole bolt is matched with the rotating hole, the rotating plate positioning bolt is matched with the positioning structure, and the rotating plate is fixed to the upper part of the telescopic rod assembly through the rotating hole bolt and the rotating plate positioning bolt.
Preferably, the arc angle of the arc-shaped positioning groove is 90-120 degrees.
Preferably, the rotating plate is provided with a scale for marking the arc angle of the arc-shaped positioning groove.
Preferably, the angle between the positioning holes at the two ends of the circular arc taking the rotating hole as the center is 90-120 degrees.
Preferably, the rotating plate includes a sector plate portion and a mounting plate portion connected, the rotating hole and the positioning structure are provided at the sector plate portion, and the mounting hole is provided at the mounting plate portion.
Preferably, the sector plate portion and the mounting plate portion are in the same plane.
Preferably, the displacement sensor fixing device further includes a fixing plate which is fitted with the mounting hole to fix the displacement sensor to the mounting plate portion of the rotating plate.
Preferably, the telescopic rod assembly includes a first telescopic rod, a second telescopic rod, a third telescopic rod, a first locking nut and a second locking nut, the lower end of the first telescopic rod is mounted on the base, the rotating plate is mounted on the third telescopic rod, the diameter of the first telescopic rod is larger than that of the second telescopic rod, the diameter of the second telescopic rod is larger than that of the third telescopic rod, the first telescopic rod and the second telescopic rod are fastened through the first locking nut, and the second telescopic rod and the third telescopic rod are fastened through the second locking nut.
Preferably, the displacement sensor fixing device further comprises a level provided on the base.
Preferably, the rotating plate is provided with 5-10 positioning holes.
The utility model discloses following beneficial effect has:
(1) the utility model discloses a displacement sensor fixing device can solve and have flexible distance in the vertical displacement sensor's of current automobile body fixed not enough, displacement sensor can't fix firm scheduling problem, and stability and precision are high, more can satisfy some high accuracy requirements's experimental test project to when adopting this real neotype displacement sensor fixing device, experimental preparation time is short.
(2) The utility model discloses a displacement sensor fixing device can be used for measuring the vertical and longitudinal micro-deformation of vehicle to be applicable to installation stay-supported displacement sensor and pull rod formula displacement sensor, have the commonality, all can use in multiple motorcycle type.
(3) The utility model discloses a displacement sensor fixing device possesses the function of adjustment test direction, provides more diversified means of gathering for the test.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of a tool structure of a displacement sensor fixing device according to the present invention;
fig. 2 is a schematic view of another tooling structure of the displacement sensor fixing device according to the present invention;
fig. 3 is a partially enlarged schematic view of another embodiment of a displacement sensor holder according to the present invention;
wherein the figures include the following reference numerals:
1-displacement sensor, 2-fixed plate, 3-displacement sensor mounting bolt, 4-rotating plate, 5-third telescopic rod, 6-second locking nut, 7-second telescopic rod, 8-first locking nut, 9-first telescopic rod, 10-level, 11-base, 12-adjusting support leg, 13-rotating hole bolt, 14-positioning hole, 15-rotating plate positioning bolt and 16-arc positioning groove.
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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and further it is to be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of the stated features, steps, operations, devices, components, and/or combinations thereof.
Unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.
The utility model provides a displacement sensor fixing device, wherein, the displacement sensor fixing device comprises a base, an adjusting support leg, a telescopic rod component, a rotating plate, a rotating hole bolt and a rotating plate positioning bolt; wherein:
the adjusting support legs are arranged at the bottom of the base to adjust the level of the base;
the telescopic rod assembly comprises at least 2 telescopic rods and locking nuts for fastening the at least 2 telescopic rods, and the lower end of the telescopic rod assembly is mounted on the base;
the rotating plate is provided with a mounting hole for mounting a displacement sensor; and
the rotating plate is also provided with a rotating hole and a positioning structure, and the positioning structure is an arc-shaped positioning groove taking the rotating hole as the center of a circle or a plurality of positioning holes arranged on an arc taking the rotating hole as the center of a circle; the rotating hole bolt is matched with the rotating hole, the rotating plate positioning bolt is matched with the positioning structure, and the rotating plate is fixed to the upper part of the telescopic rod assembly through the rotating hole bolt and the rotating plate positioning bolt.
Fig. 1 and 2 show a tool structure according to an embodiment of the displacement sensor fixing device of the present invention, and fig. 3 shows another embodiment of the displacement sensor fixing device of the present invention. Referring to fig. 1 to 3, the displacement sensor fixing device of the present invention includes a base 11, an adjusting leg 12, a telescopic rod assembly, a rotating plate 4, a rotating hole bolt 13, and a rotating plate positioning bolt 15.
An adjusting leg 12 is provided at the bottom of the base 11 to adjust the level of the base 11. The telescopic rod component comprises at least 2 telescopic rods and locking nuts used for fastening the at least 2 telescopic rods, and the lower end of the telescopic rod component is installed on the base 11.
The rotating plate 4 is provided with a mounting hole for mounting the displacement sensor 1.
The rotating plate 4 is also provided with a rotating hole and a positioning structure. In one embodiment, referring to fig. 3, the positioning structure may be a circular arc positioning slot 16 with the rotation hole as the center. In another embodiment, referring to fig. 1 and 2, the positioning structure may be a plurality of positioning holes 14 disposed on an arc centered on the rotation hole.
The rotation hole bolt 13 is fitted with the rotation hole, the rotation plate positioning bolt 15 is fitted with the positioning structure, and the rotation plate 4 is fixed to the upper portion of the telescopic link assembly via the rotation hole bolt 13 and the rotation plate positioning bolt 15.
According to an embodiment of the present invention, the arc angle of the arc-shaped positioning groove 16 is 90 ° to 120 °. In a preferred embodiment, the rotating plate 4 is provided with a scale for marking the arc angle of the arc-shaped positioning slot 16.
According to an embodiment of the present invention, the angle between the positioning holes 14 at both ends of the circular arc using the rotation hole as the center is 90 ° to 120 °.
According to an embodiment of the present invention, the rotation plate 4 comprises a sector plate portion and a mounting plate portion connected, the rotation hole and the positioning structure are arranged at the sector plate portion, and the mounting hole is arranged at the mounting plate portion.
According to an embodiment of the invention, the sector plate portion and the mounting plate portion are on the same plane.
According to another embodiment of the invention, the sector plate portion and the mounting plate portion are on different planes. In a specific embodiment, the angle between the sector plate portion and the mounting plate portion is 90 °.
According to the utility model discloses an embodiment, the utility model discloses a displacement sensor fixing device still includes fixed plate 2. The fixing plate 2 is fitted with the mounting hole to fix the displacement sensor 1 to the mounting plate portion of the rotating plate 4.
According to the utility model discloses an embodiment, telescopic rod subassembly includes first telescopic link 9, second telescopic link 7, third telescopic link 5, first lock nut 8 and second lock nut 6. The lower end of the first telescopic rod 9 is mounted on the base 11, and the rotating plate 4 is mounted on the third telescopic rod 5. The diameter of the first telescopic rod 9 is larger than that of the second telescopic rod 7, the diameter of the second telescopic rod 7 is larger than that of the third telescopic rod 5, the first telescopic rod 9 and the second telescopic rod 7 are fastened through a first locking nut 8, and the second telescopic rod 7 and the third telescopic rod 5 are fastened through a second locking nut 6.
According to the utility model discloses an embodiment, the utility model discloses a displacement sensor fixing device is still including setting up spirit level 10 on base 11. The levelness of base 11 can influence displacement sensor fixing device's stability and displacement sensor 1's precision, from this, the utility model discloses a set up spirit level 10 and guarantee the levelness of base 11, and then improve stability and precision.
According to the utility model discloses an embodiment is equipped with 5 ~ 10 locating holes on the rotor plate 4. In the embodiment shown in fig. 1 and 2, the rotary plate 4 is provided with 6 positioning holes.
According to the utility model discloses an embodiment, the locating hole can wait the angle setting, also can set up on specific angle as required.
When the displacement sensor fixing device of the utility model is used for fixing the displacement sensor, the adjusting support leg 12 is firstly rotated, and the base 11 is horizontally observed by the level gauge 10; then through fixed plate 2 and mounting hole and with the help of displacement sensor mounting bolt 3 with displacement sensor 1 fixed to the mounting panel part of swivel plate 4, rethread third telescopic link 5, second lock nut 6, first telescopic link 9 the second, first lock nut 8 and two telescopic link 7 adjustment telescopic link subassembly high, make displacement sensor 1 be in suitable position and fixed.
Referring to fig. 1, when a vertical test is required, the rotating plate 4 is adjusted so that the displacement sensor 1 is vertically fastened to the rotating hole bolt 13 and the rotating plate positioning bolt 15.
Referring to fig. 2, if the test direction of the displacement sensor 1 needs to be adjusted, the rotating plate positioning bolt 15 of the rotating plate 4 is removed, the rotating hole bolt 13 is loosened, the position of the rotating plate 4 is adjusted, and the rotating hole bolt 13 and the rotating plate positioning bolt 15 are fastened after the displacement sensor 1 is located at the longitudinal test position.
The positioning structure shown in fig. 3 operates in substantially the same manner as described above with respect to fig. 1 and 2.
In addition, the test requirement of multiple measuring angles can be completed by installing different positions of the positioning holes 14 or selecting the angle of the circular arc positioning groove 16. Final confirmation of the displacement sensor 1 angle is required after installation to ensure installation accuracy.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of each component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A displacement sensor fixing device comprises a base (11), an adjusting support leg (12), a telescopic rod assembly, a rotating plate (4), a rotating hole bolt (13) and a rotating plate positioning bolt (15); wherein:
the adjusting support leg (12) is arranged at the bottom of the base (11) to adjust the level of the base (11);
the telescopic rod assembly comprises at least 2 telescopic rods and locking nuts for fastening the at least 2 telescopic rods, and the lower end of the telescopic rod assembly is mounted on the base (11);
the rotating plate (4) is provided with a mounting hole for mounting the displacement sensor (1); and
the rotating plate (4) is also provided with a rotating hole and a positioning structure, and the positioning structure is an arc-shaped positioning groove (16) taking the rotating hole as the center of a circle or a plurality of positioning holes (14) arranged on an arc taking the rotating hole as the center of a circle; wherein the rotation hole bolt (13) is matched with the rotation hole, the rotation plate positioning bolt (15) is matched with the positioning structure, and the rotation plate (4) is fixed on the upper part of the telescopic rod assembly through the rotation hole bolt (13) and the rotation plate positioning bolt (15).
2. The displacement sensor fixing device according to claim 1, wherein the arc angle of the arc-shaped positioning groove (16) is 90 ° to 120 °.
3. The displacement sensor fixing device according to claim 2, wherein the rotating plate (4) is provided with a scale for identifying the arc angle of the arc positioning groove (16).
4. The displacement sensor fixing device according to claim 1, wherein an angle between the positioning holes (14) at both ends of the circular arc centered on the rotation hole is 90 ° to 120 °.
5. Displacement sensor fixing device according to any one of claims 1 to 4, wherein the rotating plate (4) comprises a sector-shaped plate portion and a mounting plate portion connected, the rotation aperture and the positioning structure being provided in the sector-shaped plate portion and the mounting aperture being provided in the mounting plate portion.
6. The displacement sensor fixing device of claim 5, wherein the sector plate portion and the mounting plate portion are on the same plane.
7. The displacement sensor fixing device according to claim 5, wherein the displacement sensor fixing device further comprises a fixing plate (2), the fixing plate (2) cooperating with the mounting hole to fix the displacement sensor (1) to the mounting plate portion of the rotating plate (4).
8. The displacement sensor fixing device according to any one of claims 1 to 4, the telescopic rod component comprises a first telescopic rod (9), a second telescopic rod (7), a third telescopic rod (5), a first locking nut (8) and a second locking nut (6), the lower end of the first telescopic rod (9) is arranged on the base (11), the rotating plate (4) is arranged on the third telescopic rod (5), the diameter of the first telescopic rod (9) is larger than that of the second telescopic rod (7), the diameter of the second telescopic rod (7) is larger than that of the third telescopic rod (5), the first telescopic rod (9) and the second telescopic rod (7) are fastened through the first locking nut (8), the second telescopic rod (7) and the third telescopic rod (5) are fastened through the second locking nut (6).
9. The displacement sensor fixing device according to any one of claims 1 to 4, further comprising a level (10) provided on the base (11).
10. The displacement sensor fixing device according to any one of claims 1 to 4, wherein the rotating plate (4) is provided with 5 to 10 positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921269478.9U CN210922548U (en) | 2019-08-07 | 2019-08-07 | Displacement sensor fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921269478.9U CN210922548U (en) | 2019-08-07 | 2019-08-07 | Displacement sensor fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210922548U true CN210922548U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921269478.9U Active CN210922548U (en) | 2019-08-07 | 2019-08-07 | Displacement sensor fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210922548U (en) |
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2019
- 2019-08-07 CN CN201921269478.9U patent/CN210922548U/en active Active
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