CN211085092U - Mounting bracket of eddy current displacement sensor - Google Patents
Mounting bracket of eddy current displacement sensor Download PDFInfo
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- CN211085092U CN211085092U CN201921799625.3U CN201921799625U CN211085092U CN 211085092 U CN211085092 U CN 211085092U CN 201921799625 U CN201921799625 U CN 201921799625U CN 211085092 U CN211085092 U CN 211085092U
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- eddy current
- displacement sensor
- current displacement
- mounting bracket
- clamping
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Abstract
The utility model discloses an eddy current displacement sensor's installing support. Specifically, the mounting bracket includes: a carrier, the carrier being vertically disposed; the clamping assembly is arranged on the bearing piece in a sliding mode and used for radially clamping the eddy current displacement sensor; the locking assembly is arranged on the bearing piece and used for locking the position of the clamping assembly on the bearing piece in a locking state, and the clamping assembly can slide along the bearing piece in a non-locking state so as to adjust the vertical position of the eddy current displacement sensor. The technical scheme of the utility model, can satisfy the eddy current displacement sensor's of multiple model specification installation demand, application scope is wide. Meanwhile, the position of the eddy current displacement sensor is radially fixed, so that the eddy current displacement sensor cannot displace in the axis direction in the fastening process, and the device is convenient to install and high in accuracy.
Description
Technical Field
The utility model relates to the field of machinary, especially indicate an eddy current displacement sensor's installing support.
Background
The eddy current displacement sensor is a non-contact linear metering tool and can accurately measure the static and dynamic relative displacement change between a measured body (which must be a metal conductor) and the end face of the eddy current displacement sensor. In particular, in the state analysis, vibration research and analysis measurement of high-speed rotating machinery and reciprocating machinery, various parameters of the vibration state of the rotor, such as the radial vibration, the amplitude and the axial position of a shaft, can be continuously and accurately acquired for non-contact high-precision vibration and displacement signals, so that the method has wide application in the monitoring of the vibration of the hydropower station unit.
At present, eddy current displacement sensor all installs on a simple and easy "L" type support of taking the mounting groove, and the size of mounting groove can't be adjusted to the support of this kind of form, is difficult to satisfy the eddy current displacement sensor's of multiple model specification installation demand.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a be applicable to multiple specification model eddy current displacement sensor's installing support, solve the little technical problem of installing support application scope.
Based on above-mentioned purpose the utility model provides a pair of eddy current displacement sensor's installing support, include:
a carrier, the carrier being vertically disposed;
the clamping assembly is arranged on the bearing piece in a sliding mode and used for radially clamping the eddy current displacement sensor;
the locking assembly is arranged on the bearing piece and used for locking the position of the clamping assembly on the bearing piece in a locking state, and the clamping assembly can slide along the bearing piece in a non-locking state so as to adjust the vertical position of the eddy current displacement sensor.
Further, still include the supporting seat, it sets up to bear the weight of on the thing the supporting seat.
Further, the bearing part comprises a pair of screw rods, the clamping assembly comprises two connecting parts corresponding to the pair of screw rods, the screw rods penetrate through the connecting parts, the locking assembly comprises two pairs of nuts respectively corresponding to the connecting parts, and each pair of nuts are in threaded connection with the screw rods and are respectively located on two sides of the connecting parts.
Further, clamping component includes a pair of splint, the both sides of splint set up the through-hole, a pair of splint are located the through-hole formation of homonymy connecting portion.
Further, the through hole is a kidney-shaped hole.
Furthermore, the middle part of splint sets up the cambered surface, and is a pair of two of splint the cambered surface encloses into holding the chamber, eddy current displacement sensor arranges in hold the intracavity.
Furthermore, a buffer layer is arranged on one side, close to the eddy current displacement sensor, of the cambered surface.
Further, still include the gasket, the gasket sets up between nut and connecting portion.
From the above, can see, the embodiment of the utility model provides a pair of eddy current displacement sensor's installing support holds carrier and clamping component through setting up, it is provided with to hold the slip on the carrier clamping component, clamping component is used for radially pressing from both sides tight eddy current displacement sensor, utilizes clamping component realizes eddy current displacement sensor's installation, can satisfy the installation demand of the eddy current displacement sensor of multiple model specification, and application scope is wide. Meanwhile, the position of the eddy current displacement sensor is radially fixed, so that the eddy current displacement sensor cannot displace in the axis direction in the fastening process, and the device is convenient to install and high in accuracy.
Drawings
Fig. 1 is a schematic structural diagram of an eddy current displacement sensor provided by the present invention;
fig. 2 is a schematic view of a mounting bracket of an eddy current displacement sensor according to the present invention in the prior art;
fig. 3 is a schematic structural diagram of an embodiment of a mounting bracket of an eddy current displacement sensor provided by the present invention;
fig. 4 is a schematic structural view of the splint according to the present invention;
fig. 5 is a schematic top view of an embodiment of a locking assembly and a bearing member of an eddy current displacement sensor according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
Referring to fig. 2, the mounting structure of the eddy current displacement sensor of the prior art is schematically illustrated, specifically, the mounting structure includes a bracket 3 of "L" type, a mounting groove 4 is provided on one plate of the bracket 3 of "L" type, the eddy current displacement sensor 1 passes through the mounting groove 4, and after adjusting a gap with a rotating part, the eddy current displacement sensor 1 is fastened by a nut 2 engaged with a thread (not shown in fig. 2) on the surface of the eddy current displacement sensor 1, and the size of the mounting groove 4 is fixed, so that the type and specification of the eddy current displacement sensor 1 capable of being mounted are severely limited.
Therefore, referring to fig. 3, an embodiment of the present invention provides a mounting bracket for an eddy current displacement sensor. The mounting bracket specifically includes:
a carrier 5, the carrier 5 being vertically disposed;
the clamping assembly 7 is arranged on the bearing piece 5 in a sliding mode, and the clamping assembly 7 is used for radially clamping the eddy current displacement sensor 1;
and the locking assembly 9 is arranged on the bearing part 5 and used for locking the position of the clamping assembly 7 on the bearing part 5 in a locking state and enabling the clamping assembly 7 to slide along the bearing part 5 in a non-locking state so as to adjust the vertical position of the eddy current displacement sensor 1.
It can be seen from the above description that the embodiment of the utility model provides a pair of eddy current displacement sensor's installing support holds carrier and clamping component through the setting, it is provided with to hold the slip on the carrier clamping component, clamping component is used for radially pressing from both sides tight eddy current displacement sensor, utilizes clamping component realizes eddy current displacement sensor's installation, can satisfy the installation demand of the eddy current displacement sensor of multiple model specification, and application scope is wide.
In addition, in the prior art, since the fastening of the eddy current displacement sensor 1 is realized by the threaded fit of the nut 2 and the surface of the eddy current displacement sensor 1, the distance between the eddy current displacement sensor 1 and the rotating component is easily changed in the process of locking the nut 2, which causes the change of the installation gap. Because the eddy current displacement sensor 1 has strict requirements on the installation gap, repeated adjustment is needed in the installation process, great inconvenience is caused, and the installation efficiency is influenced. The technical scheme of the utility model, utilize clamping component from eddy current displacement sensor's radial fixed its position, eddy current displacement sensor can not take place the displacement at the axis direction in fastening process, simple to operate, efficient.
In some embodiments of the present invention, the mounting bracket further includes a supporting seat 6, and the bearing member 5 is disposed on the supporting seat 6. Through setting up supporting seat 6, utilize supporting seat 6 fixed the position that holds carrier 5 can make the structure of installing support more stable, and it is more convenient to install.
In some embodiments of the present invention, the bearing member 5 comprises a pair of screws, the clamping member 7 comprises two connecting portions (not shown in fig. 3) corresponding to the pair of screws, the screws extend through the connecting portions, the locking member 9 comprises two pairs of nuts respectively corresponding to the connecting portions, and each pair of nuts is screwed on the screws and respectively located at two sides of the connecting portions.
By arranging a pair of screw rods as the bearing parts 5, the bearing parts 5 and the clamping components 7 are provided with two connecting parts, the clamping components 7 can be arranged better, and the positions of the clamping components 7 are guaranteed. Through setting up two pairs of nuts as locking Assembly, through adjusting two pairs of nuts and being in the position on a pair of screw rod, can realize clamping assembly 7 follows the slip that holds carrier 5, when a pair of nut locking connecting portion, can realize fixing clamping assembly 7's position. The nut and the screw rod do not need special processing, can be directly purchased, have low cost and have the advantages of simple structure and convenient use.
In some embodiments of the present invention, the clamping assembly 7 comprises a pair of clamping plates, the two sides of the clamping plates are provided with through holes (not visible in fig. 3), and the through holes of the pair of clamping plates on the same side form the connecting portion. Such structure utilizes the through-hole to form connecting portion, has simple structure, the processing of being convenient for, labour saving and time saving's advantage during the installation.
Further, as shown in fig. 4, the through hole is a kidney-shaped hole 71. Optionally, the extending direction of the waist-shaped hole 71 is consistent with the length direction of the clamping plate. Through such setting, can remove the splint in the horizontal direction and the relative position of carrier 5 holds, even if there is the deviation in the position that holds carrier 5 in the installation, also can realize the accurate installation of eddy current displacement sensor through the position of adjustment splint.
Furthermore, the middle part of splint sets up the cambered surface, and a pair of two of splint the cambered surface encloses into holding the chamber, eddy current displacement sensor 1 arranges in hold the intracavity. Utilize the cambered surface to form and hold the chamber, locking before a pair of splint, eddy current displacement sensor 1 can move in holding the chamber, adjust the position of horizontal direction, make it be close to or keep away from rotary part locks behind a pair of splint, a pair of splint are radial to be pressed from both sides tight eddy current displacement sensor 1, realize simultaneously right a pair of splint position fixed with the fixed of eddy current displacement sensor 1's position, convenient operation.
Here, it is understood that, by the cooperation of the arc surface and the kidney-shaped hole 71, the eddy current displacement sensor 1 can be adjusted in two directions in a horizontal plane, for example: the kidney-shaped hole 71 adjusts the position of the eddy current displacement sensor 1 along the length direction of the clamping plate, and the position of the eddy current displacement sensor 1 perpendicular to the length direction of the clamping plate is changed by means of the cambered surface. And the position of the clamping plate in the vertical direction can be adjusted, so that the position of the eddy current displacement sensor 1 can be adjusted from three relatively vertical directions, and accurate installation is guaranteed.
Furthermore, a buffer layer is arranged on one side of the cambered surface, which is close to the eddy current displacement sensor 1. Because the surface of the eddy current displacement sensor 1 is provided with the threads, the contact area between the cambered surface and the eddy current displacement sensor 1 can be increased and the locking strength can be improved by arranging the buffer layer, and on the other hand, the direct compression of the cambered surface on the surface of the eddy current displacement sensor 1 can be reduced, so that the damage to the eddy current displacement sensor 1 is avoided.
Further, still include the gasket, the gasket sets up between nut and connecting portion. The gasket is arranged, so that the locking strength can be improved.
As shown in fig. 5, the utility model also provides an alternative implementation, it is concrete, it can be the cylinder to hold carrier 5, clamping unit 7 includes a pair of hookup, a pair of hookup with hold carrier 5 circumference butt, locking unit 9 includes lock pin 93 and a pair of locking hook 91, a pair of locking hook 91 is arranged in respectively the outside of a pair of hookup, when lock pin 93 locks a pair of locking hook 91, locking hook 91 compresses tightly the hookup, the hookup compresses tightly hold carrier 5, realizes clamping unit 7's locking. When the position of the clamping component 7 needs to be moved, the locking pin 93 is opened. It should be understood that the number of cylinders may be one or a pair.
Further, clamping component 7 still includes clamp and connecting rod, the clamp pass through the connecting rod with a pair of coupling hook links to each other, eddy current displacement sensor 1 arranges in the clamp, the fastening clamp can lock eddy current displacement sensor 1's position.
The following describes the mounting manner of the mounting bracket according to the present invention with reference to fig. 3. Firstly, fixing a support seat 6 on a fixing part within a proper distance of a measuring point, screwing a nut on a pair of studs respectively, keeping the two nuts at the same horizontal height, enabling the eddy current displacement sensor 1 to be aligned with the measuring point, then sleeving a pair of clamping pieces into the studs through holes, screwing another two nuts respectively, inserting the eddy current displacement sensor 1 into a containing cavity formed by the pair of clamping pieces, adjusting the gap between the eddy current displacement sensor 1 and the measuring point, and screwing the upper nut to lock. It should be noted that the support seat 6 and the fixing part can be connected by glue or welding. When the mounting bracket does not comprise a support seat 6, the carrier 5 is directly connected to the fixing part by means of glue or welding.
The embodiment of the utility model provides a mounting bracket utilizes clamping assembly will eddy current displacement sensor 1's locking mode is changed into radial locking by the vertical locking along the sensor, avoids causing the change in installation clearance in locking, and the eddy current displacement sensor of the different specifications of direct mount. The mounting bracket is flexible in adjustment, can quickly and reliably adjust the mounting clearance, can also adjust the mounting height, and can be flexibly adjusted through the waist-shaped hole to adapt to the field situation even if the position of the bearing part is deviated from the preset position. Finally, the technical scheme of the utility model, simple structure, easily processing, simple to operate, it is firm reliable.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also combinations between technical features in the above embodiments or in different embodiments are possible, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. A mounting bracket for an eddy current displacement sensor, comprising:
a carrier, the carrier being vertically disposed;
the clamping assembly is arranged on the bearing piece in a sliding mode and used for radially clamping the eddy current displacement sensor;
the locking assembly is arranged on the bearing piece and used for locking the position of the clamping assembly on the bearing piece in a locking state, and the clamping assembly can slide along the bearing piece in a non-locking state so as to adjust the vertical position of the eddy current displacement sensor.
2. The mounting bracket of claim 1 further comprising a support seat, the carrier being disposed on the support seat.
3. The mounting bracket of claim 1, wherein the carrier comprises a pair of threaded rods, the clamping assembly comprises two connecting portions corresponding to the pair of threaded rods, the threaded rods extend through the connecting portions, the locking assembly comprises two pairs of nuts corresponding to the connecting portions, respectively, and each pair of nuts is threaded onto the threaded rods and located on two sides of the connecting portions, respectively.
4. The mounting bracket of claim 3, wherein the clamping assembly comprises a pair of clamping plates, through holes are arranged on two sides of the clamping plates, and the through holes on the same side of the clamping plates form the connecting part.
5. The mounting bracket of claim 4, wherein the through-hole is a kidney-shaped hole.
6. The mounting bracket of claim 4, wherein the clamping plates are provided with arc surfaces at the middle parts, two arc surfaces of a pair of the clamping plates form a containing cavity in a surrounding manner, and the eddy current displacement sensor is arranged in the containing cavity.
7. The mounting bracket of claim 6, wherein a side of the arcuate surface proximate the eddy current displacement sensor is provided with a buffer layer.
8. The mounting bracket of claim 3, further comprising a spacer disposed between the nut and the connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921799625.3U CN211085092U (en) | 2019-10-24 | 2019-10-24 | Mounting bracket of eddy current displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921799625.3U CN211085092U (en) | 2019-10-24 | 2019-10-24 | Mounting bracket of eddy current displacement sensor |
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| Publication Number | Publication Date |
|---|---|
| CN211085092U true CN211085092U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921799625.3U Active CN211085092U (en) | 2019-10-24 | 2019-10-24 | Mounting bracket of eddy current displacement sensor |
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| CN (1) | CN211085092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639625A (en) * | 2021-07-14 | 2021-11-12 | 南京理工大学 | Dynamic testing system for seat ring clearance of large-scale rotating machinery |
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2019
- 2019-10-24 CN CN201921799625.3U patent/CN211085092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639625A (en) * | 2021-07-14 | 2021-11-12 | 南京理工大学 | Dynamic testing system for seat ring clearance of large-scale rotating machinery |
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