CN205352429U - Laser spot welding , outer sleeve spring , totally enclosed vibration wire formula sensor of various installation - Google Patents
Laser spot welding , outer sleeve spring , totally enclosed vibration wire formula sensor of various installation Download PDFInfo
- Publication number
- CN205352429U CN205352429U CN201620079499.4U CN201620079499U CN205352429U CN 205352429 U CN205352429 U CN 205352429U CN 201620079499 U CN201620079499 U CN 201620079499U CN 205352429 U CN205352429 U CN 205352429U
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- steel pipe
- spot welding
- laser spot
- sensor
- various installation
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Abstract
The utility model discloses a laser spot welding, outer sleeve spring, totally enclosed vibration wire formula sensor of various installation, include the sensor main part and set up in the support at its both ends, the sensor main part includes steel pipe, vibration wire, anchor axle, outer spring and signal collector, signal collector sets up in the steel pipe middle part, the steel pipe both ends are located through the spindle nose cover to the anchor axle, the vibration wire welds with the anchor axle through laser spot welding in wearing to locate the steel pipe, the outer spring sets up in the outside one end of steel pipe, the outer spring both ends respectively with anchor axle and steel pipe lateral surface seal, the support anchor is passed through on the measured body through anchor axle and support are fixed to the sensor main part, the utility model provides a welding, the totally enclosed and method installation problem in many ways of vibration wire of vibration wire formula sensor, improved the precision and the life of sensor, the long -term health monitoring of structure under the specially adapted complex environment makes the sensor bulk lifetime can reach about the decade.
Description
Technical field
This utility model relates to a kind of sensor, is specifically related to a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation.
Background technology
A kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, laser spot welding specifically refers to a kind of to the spot welding method of vibratory string end in vibrating wire sensor, outer casing spring particularly refers to that sensor spring unit is in outside, various installation method particularly refers to install with several method with measurand, hermetically sealed in particular to be because equipped with outer casing spring, so can whole for sensor inner chamber and external isolation, thus sealing, it is adapted to the vibrating wire sensor of major part type.
There is some problem following in existing currently used vibrating string type sensor, particularly as follows:
1, about the anchoring of vibratory string, being generally adopted mechanical anchor and welding method, the former accurately controls owing to anchor force is difficult, with a collection of product, erratic creep can occur, and uses time length to affect test accuracy；The latter's welding procedure is more complicated, should not weld, and bad part is many.
2, about outer casing spring and hermetically sealed, general vibrating string type sensor is ordinary steel spring, is contained in sensor body and does not expose, being not easy to seal, sensor internal gets rusty easily, short-term effect precision, affect the life-span for a long time, and can not in humidity, underground, install under water；
3, about various installation, general sensor support base is adhered to during concrete insecure；When welding with steel part, some bearing is less, easily encounters sensor during welding.
Utility model content
(1) to solve the technical problem that
In order to overcome prior art not enough, a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation are now proposed, solve the welding of vibrating string type sensor, sealing and installation question, improve precision and the life-span of sensor, it is ensured that it can use under complex environment.
(2) technical scheme
Of the present utility model it is achieved through the following technical solutions: the utility model proposes a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, including sensor main body and the bearing being arranged at its two ends, described sensor main body includes steel pipe, vibratory string, anchoring axle, interior outer spring and signal picker, it is arranged in the middle part of steel pipe for flat and described signal picker in the middle part of described steel pipe, described anchoring axle is sheathed on steel pipe two ends by spindle nose, described vibratory string is arranged in steel pipe and is welded and fixed with anchoring axle by laser spot welding, described outer spring is arranged at the outside of the steel pipe of signal picker side, described outer spring two ends are welded and fixed with anchoring axle and steel pipe lateral surface respectively, described sensor main body is fixed by anchoring axle with bearing and is anchored on measured body by bearing.
Improving as one, described bearing is provided with a fixing hole, the top of described fixing hole is provided with a dead slot, and Side symmetrical is provided with screw hole, and bottom is provided with gluing groove and cylinder hole.
As further improvement, the bottom of described bearing is provided with a base plate, and described base plate is provided with fixed bolt hole.
As further improvement, described elastic device at least includes one.
As further improvement, described welding manner is laser spot welding.
(3) beneficial effect
This utility model, relative to prior art, has the advantages that
1, the vibratory string laser spot welding method in this utility model had both avoided the irregular creep generation of mechanical fastening techniques, and less than the general welding method proportion of goods damageds again, fraction defective is little；
2, the outer casing spring method in this utility model, it is to avoid can not sealing of causing owing to spring is built-in, make sensor can apply to humidity, under water etc. in adverse circumstances；
3, the installation method in this utility model be a bearing with multiple installation method, can better weld, more excellent gluing and bolt, easily operation also have detachable, repeat the feature installed；
Anchoring of the present utility model, outer casing spring, installation method are applicable to all similar vibrating string type sensors.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Fig. 2 is seat structure schematic diagram one.
Fig. 3 is seat structure schematic diagram two.
1-sensor main body；2-bearing；11-steel pipe；12-vibratory string；13-anchors axle；14-inner spring；15-elastic device；16-signal picker；21-fixing hole；22-dead slot；23-screw hole；The gluing groove of 24-；25-cylinder hole；26-base plate；27-fixed bolt hole.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
A kind of laser spot welding as shown in Figure 1, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, including sensor main body 1 and the bearing 2 being arranged at its two ends, described sensor main body 1 includes steel pipe 11, vibratory string 12, anchoring axle 13, elastic device 15 and signal picker 16, it is arranged in the middle part of steel pipe 11 for flat and described signal picker 16 in the middle part of described steel pipe 11, described anchoring axle 13 is sheathed on steel pipe 11 two ends by spindle nose, described vibratory string 12 is arranged in steel pipe 11 and is welded and fixed with anchoring axle 13 by laser spot welding, described elastic device 15 is arranged at the outside of the steel pipe 11 of signal picker 16 side, described elastic device 15 two ends are welded and fixed with anchoring axle 13 and steel pipe 11 lateral surface respectively, described sensor main body 1 is fixed and is passed through bearing 2 be anchored on measured body by anchoring axle 13 and bearing 2.
Wherein, as shown in Figures 2 and 3, described bearing 2 being provided with a fixing hole 21, the top of described fixing hole 21 is provided with a dead slot 22, and Side symmetrical is provided with screw hole 23, and bottom is provided with gluing groove 24 and cylinder hole 25；The bottom of described bearing 2 is provided with a base plate 26 as shown in Figure 2, and described base plate 26 is provided with fixed bolt hole 27；Described steel pipe 11 be internally provided with inner spring 14；Described elastic device 15 at least includes one.
A kind of laser spot welding that this utility model is mentioned, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, it is when specifically used, vibratory string 12 adopts the form of laser spot welding to fix with anchoring axle 13, both the irregular creep having avoided mechanical fastening techniques occurs, less than the general welding method proportion of goods damageds again, fraction defective is little, it is provided with elastic device 15, can ensure that steel pipe 11 is internal hermetically sealed, avoid can not sealing of causing owing to spring is built-in, sensor is made to can apply to humidity, ground, under water etc. in adverse circumstances, additionally it is provided with gluing groove 24 and cylinder hole 25 bottom bearing 2, can well pass through gluing fixing, gluing groove 24 can improve viscose glue area, increase shearing resistance, additionally can also use the bearing 2 with base plate 26, it is bolted, sensor main body 1 can conveniently be taken out by dead slot 22.
Embodiment described above is only that preferred implementation of the present utility model is described, and not design of the present utility model and scope is defined.Under the premise without departing from this utility model design concept; various modification that the technical solution of the utility model is made by this area ordinary person and improvement; protection domain of the present utility model all should be dropped into, the technology contents that this utility model is claimed, all record in detail in the claims.
Claims (6)
1. a laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, including sensor main body (1) and the bearing (2) being arranged at its two ends, it is characterized in that: described sensor main body (1) includes steel pipe (11), vibratory string (12), anchoring axle (13), elastic device (15) and signal picker (16), described steel pipe (11) middle part is arranged in steel pipe (11) middle part for flat and described signal picker (16), described anchoring axle (13) is sheathed on steel pipe (11) two ends by spindle nose, described vibratory string (12) is arranged in steel pipe (11) and is welded and fixed with anchoring axle (13) by laser spot welding, described elastic device (15) is arranged at the outside of the steel pipe (11) of signal picker (16) side, described elastic device (15) two ends are welded and fixed with anchoring axle (13) and steel pipe (11) lateral surface respectively, described sensor main body (1) is fixed with bearing (2) by anchoring axle (13) and is anchored on measured body by bearing (2).
2. a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation according to claim 1, it is characterized in that: described bearing (2) is provided with a fixing hole (21), the top of described fixing hole (21) is provided with a dead slot (22), Side symmetrical is provided with screw hole (23), and bottom is provided with gluing groove (24) and cylinder hole (25).
3. a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation according to claim 1 and 2, it is characterized in that: the bottom of described bearing (2) is provided with a base plate (26), and described base plate (26) is provided with fixed bolt hole (27).
4. a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation according to claim 1, it is characterised in that: described steel pipe (11) be internally provided with inner spring (14).
5. a kind of laser spot welding, outer casing spring, the hermetically sealed vibrating string type sensor of various installation according to claim 1, it is characterised in that: described elastic device (15) at least includes one.
6. according to a kind of laser spot welding described in claim 1, outer casing spring, the hermetically sealed vibrating string type sensor of various installation, it is characterised in that: described elastic device (15) can be the one in spring or telescoping tube or corrugated tube three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620079499.4U CN205352429U (en) | 2016-01-27 | 2016-01-27 | Laser spot welding , outer sleeve spring , totally enclosed vibration wire formula sensor of various installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620079499.4U CN205352429U (en) | 2016-01-27 | 2016-01-27 | Laser spot welding , outer sleeve spring , totally enclosed vibration wire formula sensor of various installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205352429U true CN205352429U (en) | 2016-06-29 |
Family
ID=56180352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620079499.4U Expired - Fee Related CN205352429U (en) | 2016-01-27 | 2016-01-27 | Laser spot welding , outer sleeve spring , totally enclosed vibration wire formula sensor of various installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205352429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727019A (en) * | 2017-11-23 | 2018-02-23 | 四川金码科技有限公司 | A kind of vibrating string type strain transducer of flexible protection structure |
| CN108106527A (en) * | 2017-11-29 | 2018-06-01 | 南瑞集团有限公司 | A kind of miniature vibrating string extensometer |
-
2016
- 2016-01-27 CN CN201620079499.4U patent/CN205352429U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727019A (en) * | 2017-11-23 | 2018-02-23 | 四川金码科技有限公司 | A kind of vibrating string type strain transducer of flexible protection structure |
| CN108106527A (en) * | 2017-11-29 | 2018-06-01 | 南瑞集团有限公司 | A kind of miniature vibrating string extensometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170127 |