CN213515985U - Fixing and protecting device of vibration monitoring sensor - Google Patents
Fixing and protecting device of vibration monitoring sensor Download PDFInfo
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- CN213515985U CN213515985U CN202022408715.4U CN202022408715U CN213515985U CN 213515985 U CN213515985 U CN 213515985U CN 202022408715 U CN202022408715 U CN 202022408715U CN 213515985 U CN213515985 U CN 213515985U
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Abstract
The utility model discloses a vibration monitoring sensor's fixed protection device, be in including base, safety cover, the first seal assembly and the setting of setting between base and safety cover the second seal assembly on safety cover upper portion, vibration monitoring sensor holds just fix in the safety cover on the base. The utility model discloses a vibration monitoring sensor's fixed protection device, its reasonable in design can effectively solve vibration sensor and install when wind turbine generator system tower section of thick bamboo outer wall, suffers the problem of wind and rain influence, can prolong the life of sensor, guarantees that the vibration data of long-term monitoring is accurate reliable.
Description
Technical Field
The utility model particularly relates to a vibration monitoring sensor's fixed protection device.
Background
The bearing structure of the wind generating set is usually a steel conical cylindrical tower (hereinafter referred to as "tower"), and the tower vibrates periodically under the load action of wind power, impeller reaction force and the like. If the vibration is too large, the tower barrel is collapsed and damaged. Therefore, a vibration sensor is required to be arranged on the tower barrel to monitor the vibration magnitude and the variation trend in real time, and an early warning value and an alarm value are established to provide a decision basis for timely shutdown. When the vibration sensor is installed on the outer wall of the tower, it may be damaged quickly due to the influence of wind and rain. Therefore, it is necessary to invent a vibration sensor protection device suitable for outdoor use to protect the vibration sensor.
Disclosure of Invention
In view of this, in order to overcome the defects of the prior art, the present invention provides a fixing and protecting device for a vibration monitoring sensor, which is used for fixing and protecting the vibration monitoring sensor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a vibration monitoring sensor's fixed protection device, includes base, safety cover, sets up first seal assembly between base and safety cover and sets up the second seal assembly on safety cover upper portion, vibration monitoring sensor holds just fix in the safety cover on the base.
According to some preferred implementation aspects of the present invention, the first sealing assembly includes a first threaded ring disposed on the base and a first internal thread disposed on the inner wall of the lower end of the protection cover, the first threaded ring is provided with a first external thread, and the protection cover is fixed on the base through the first internal thread and the first external thread.
According to some preferred implementation aspects of the utility model, the base centers on the outside of first screw ring has still seted up sealed recess, be provided with the sealing washer in the sealed recess.
According to some preferred implementation aspects of the utility model, the through-hole that is used for supplying vibration monitoring sensor's cable runs through is seted up on the top of safety cover, second seal assembly is including centering on second screw ring and gland nut that the through-hole set up, be provided with the second internal thread on gland nut's the inner wall, second screw ring is provided with the second external thread, gland nut passes through second external thread and second internal thread are fixed on the second screw ring.
According to some preferred embodiments of the present invention, the second threaded ring has a through hole penetrating the through hole.
According to some preferred implementation aspects of the utility model, the second threaded ring with be provided with sealed cutting ferrule between the gland nut, sealed cutting ferrule is the awl cylindric, sealed cutting ferrule set up with the sealed hole that the cable of vibration monitoring sensor matches.
According to some preferred implementation aspects of the utility model, the awl cylindric the size of the less one end of sealed cutting ferrule size is less than the size of through hole, the awl cylindric the size of the more one end of sealed cutting ferrule size is greater than the size of through hole, the awl cylindric the size of the more one end of sealed cutting ferrule size is less than sealing nut's internal diameter.
According to some preferred implementation aspects of the utility model, the awl cylindric the less one end of sealed cutting ferrule size stretches into the through hole, the awl cylindric the great one end of sealed cutting ferrule size with gland nut's inner wall contact.
According to some preferred implementation aspects of the present invention, the top of the seal nut is provided with a communication hole communicating with the through hole.
According to some preferred implementation aspects of the utility model, threaded hole is seted up at the center of base, be provided with the bolt on the vibration monitoring sensor, the vibration monitoring sensor passes through the bolt fastening is in on the screw hole.
Compared with the prior art, the utility model discloses an useful part lies in: the utility model discloses a vibration monitoring sensor's fixed protection device, its structural design is reasonable, can effectively solve vibration sensor and install when a wind turbine generator system tower section of thick bamboo outer wall, suffer the problem of wind and rain influence, the life of extension sensor guarantees that the vibration data of long-term monitoring is accurate reliable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an exploded view of a fixed protection device of a vibration monitoring sensor in a preferred embodiment of the present invention;
fig. 2 is a perspective view of a fixing protector of a vibration monitoring sensor according to a preferred embodiment of the present invention;
in the drawings: the sealing structure comprises a base-1, a sealing ring-2, a protective cover-3, a sealing cutting sleeve-4, a sealing nut-5, a first threaded ring-6, a second threaded ring-7, a sealing groove-8, a through hole-9, a communication hole-10, a fixing hole-11 and a threaded hole-12.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the fixing and protecting device of the vibration monitoring sensor of the present embodiment includes a base 1, a protecting cover 3, a first sealing assembly disposed between the base 1 and the protecting cover 3, and a second sealing assembly disposed on an upper portion of the protecting cover 3, and the vibration monitoring sensor is accommodated in the protecting cover 3 and fixed on the base 1. The center of base 1 is seted up threaded hole 12, is provided with the bolt on the vibration monitoring sensor, and the vibration monitoring sensor passes through the bolt fastening on threaded hole 12. The base 1 is square, and fixing holes 11 are formed near four corners of the base and are fixed on a tower barrel structure through bolt connection.
First seal assembly is provided with first external screw thread including setting up first screw ring 6 on base 1 and setting up the first internal thread on the inner wall of protection cover 3 lower extreme on first screw ring 6, and protection cover 3 is fixed on base 1 through first internal thread and first external screw thread. The first threaded ring 6 is high and extends upwards from the base 1 to be connected and sealed with the protective cover 3. The base 1 has still seted up sealed recess 8 around the outside of first screw ring 6, is provided with sealing washer 2 in the sealed recess 8. Namely, the protective cover 3 is in threaded connection with the base 1, and sealing is realized through the sealing groove 8 and the O-shaped sealing ring 2.
The through-hole that is used for supplying the cable of vibration monitoring sensor to run through is offered on the top of safety cover 3, and second seal assembly includes second screw ring 7 and gland nut 5 around the through-hole setting, is provided with the second internal thread on gland nut 5's the inner wall, and second screw ring 7 is provided with the second external screw thread, and gland nut 5 passes through the second external screw thread and the second internal thread is fixed on second screw ring 7, threaded connection between gland nut 5 and the second screw ring 7 promptly.
The second threaded ring 7 has a through hole 9 penetrating the through hole. A sealing cutting sleeve 4 is arranged between the second threaded ring 7 and the sealing nut 5, the sealing cutting sleeve 4 is in a conical cylinder shape, and a sealing hole matched with a cable of the vibration monitoring sensor is formed in the sealing cutting sleeve 4. The size of the smaller end of the conical-cylinder-shaped sealing cutting sleeve 4 is smaller than that of the through hole 9, and the size of the larger end of the conical-cylinder-shaped sealing cutting sleeve 4 is larger than that of the through hole 9 and smaller than the inner diameter of the sealing nut 5.
The smaller end of the cone-shaped sealing cutting sleeve 4 extends into the through hole 9, and the larger end of the cone-shaped sealing cutting sleeve 4 is in contact with the inner wall of the sealing nut 5 to realize sealing. The top of the sealing nut 5 is provided with a communication hole 10 communicated with the through hole 9. Namely, the through hole 9, the sealing hole and the communication hole 10 are communicated with each other, so that the signal cable of the vibration monitoring sensor can pass through.
The sealing cutting ferrule 4 of this embodiment is the awl wound packages, and the contact of little mouth end and signal cable realizes sealedly, and the contact of macrostoma end and gland nut 5 realizes sealedly, and the contact of awl wound packages surface and the top inward flange of 3 through holes of safety cover realizes sealedly. The base of this embodiment sets up with first screw ring integrated into one piece, and the safety cover sets up with second screw ring integrated into one piece.
The utility model discloses a fixed protection device is applicable to the fixed and protection of a tower section of thick bamboo vibration monitoring sensor of outdoor wind and rain environment, can protect vibration sensor not receive the influence of wind and rain weather, avoids vibration sensor to damage, prolongs its life, guarantees that the vibration data of long-term monitoring is accurate reliable.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. A fixed protection device of a vibration monitoring sensor is characterized by comprising a base, a protection cover, a first sealing component arranged between the base and the protection cover and a second sealing component arranged on the upper portion of the protection cover, wherein the vibration monitoring sensor is accommodated in the protection cover and fixed on the base; first seal assembly is in including setting up first screw ring on the base and setting are in first internal thread on the safety cover lower extreme inner wall, be provided with first external screw thread on the first screw ring, the safety cover passes through first internal thread and first external screw thread are fixed on the base.
2. The stationary protection device of claim 1, wherein: the base is around the outside of first threaded ring has still seted up sealed recess, be provided with the sealing washer in the sealed recess.
3. The stationary protection device of claim 1, wherein: the through-hole that is used for supplying vibration monitoring sensor's cable runs through is seted up on the top of safety cover, second seal assembly includes around second screw ring and gland nut that the through-hole set up, be provided with the second internal thread on gland nut's the inner wall, second screw ring is provided with the second external screw thread, gland nut passes through second external screw thread and second internal thread are fixed on the second screw ring.
4. The stationary protection device of claim 3, wherein: the second threaded ring has a through hole that is through the through hole.
5. The stationary protection device of claim 4, wherein: and a sealing cutting sleeve is arranged between the second threaded ring and the sealing nut, the sealing cutting sleeve is in a cone cylinder shape, and a sealing hole matched with a cable of the vibration monitoring sensor is formed in the sealing cutting sleeve.
6. The stationary protection device of claim 5, wherein: the size of the smaller end of the conical sleeve is smaller than that of the through hole, the size of the larger end of the conical sleeve is larger than that of the through hole, and the size of the larger end of the conical sleeve is smaller than the inner diameter of the sealing nut.
7. The stationary protection device of claim 6, wherein: the end, with the smaller size, of the conical sleeve extends into the through hole, and the end, with the larger size, of the conical sleeve is in contact with the inner wall of the sealing nut.
8. The stationary protection device of claim 4, wherein: and the top of the sealing nut is provided with a communicating hole communicated with the through hole.
9. The securing device according to any one of claims 1 to 8, characterized in that: the center of base is seted up threaded hole, be provided with the bolt on the vibration monitoring sensor, the vibration monitoring sensor passes through the bolt fastening is in on the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022408715.4U CN213515985U (en) | 2020-10-27 | 2020-10-27 | Fixing and protecting device of vibration monitoring sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022408715.4U CN213515985U (en) | 2020-10-27 | 2020-10-27 | Fixing and protecting device of vibration monitoring sensor |
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| Publication Number | Publication Date |
|---|---|
| CN213515985U true CN213515985U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022408715.4U Active CN213515985U (en) | 2020-10-27 | 2020-10-27 | Fixing and protecting device of vibration monitoring sensor |
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| CN (1) | CN213515985U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228720A (en) * | 2022-07-18 | 2022-10-25 | 奥瑞（天津）工业技术有限公司 | Vibrating screen equipment state monitoring and analyzing system and method |
-
2020
- 2020-10-27 CN CN202022408715.4U patent/CN213515985U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228720A (en) * | 2022-07-18 | 2022-10-25 | 奥瑞（天津）工业技术有限公司 | Vibrating screen equipment state monitoring and analyzing system and method |
| CN115228720B (en) * | 2022-07-18 | 2024-03-26 | 奥瑞(天津)工业集团股份有限公司 | Vibrating screen equipment state monitoring and analyzing system and method |
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