CN211234794U - Novel fiber grating pressure ring - Google Patents
Novel fiber grating pressure ring Download PDFInfo
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- CN211234794U CN211234794U CN202020308455.0U CN202020308455U CN211234794U CN 211234794 U CN211234794 U CN 211234794U CN 202020308455 U CN202020308455 U CN 202020308455U CN 211234794 U CN211234794 U CN 211234794U
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- protective shell
- fiber grating
- pressure ring
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Abstract
The utility model discloses a novel fiber grating pressure ring, the protective housing comprises a protective housing, sealed chassis is installed to the lower extreme of protective housing, the surface of protective housing is provided with the spout, the inboard of spout is provided with the second spring, the surface mounting of second spring lower extreme has the protecting crust, flexible post is all installed to the inboard both sides of protective housing, first rope is installed to the inboard of flexible post, accomodate the wheel to be installed to the one end of first rope one side, accomodate the upper end of wheel and install the bull stick, the surface mounting of bull stick has the connecting block, two fixture blocks are installed to the inboard lower extreme of connecting block, the fixture block passes through first spring coupling with the connecting block, one of them the pull rod is installed to one side of fixture block, the joint is installed to the one end of connecting block, the both sides that connect all are provided. The utility model discloses the transmission line is convenient to be connected and connects insecurely, possess safeguard measure, makes its life high.
Description
Technical Field
The utility model relates to a fiber grating pressure ring technical field specifically is a novel fiber grating pressure ring.
Background
With the rapid development of social economy, the fiber grating sensor can realize the direct measurement of physical quantities such as temperature, strain and the like, and the temperature and the strain are simultaneously sensitive to the wavelength of the fiber grating, namely the temperature and the strain simultaneously cause the coupling wavelength of the fiber grating to move, so that the temperature and the strain cannot be distinguished by measuring the coupling wavelength movement of the fiber grating. Therefore, the problem of cross sensitivity is solved, and the realization of the differential measurement of temperature and stress is the premise of the practical application of the sensor. The differential measurement of temperature and stress is achieved by determining the stress and temperature change by a certain technique.
However, the existing fiber grating pressure ring transmission line is inconvenient and not firm in connection, and has no protection measure, so that the service life is poor; therefore, the existing requirements are not met, and a novel fiber grating pressure ring is provided for the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel fiber grating pressure ring to the fiber grating pressure ring transmission line that proposes among the above-mentioned background art is inconvenient to be connected and connect insecurely, does not have safeguard measure, leads to the poor scheduling problem of life.
In order to achieve the above object, the utility model provides a following technical scheme: a novel fiber bragg grating pressure ring comprises a protective shell, wherein a sealing chassis is arranged at the lower end of the protective shell, the outer surface of the protective shell is provided with a chute, the inner side of the chute is provided with a second spring, the outer surface of the lower end of the second spring is provided with the protective shell, the two sides of the inner side of the protective shell are both provided with a telescopic column, the inner side of the telescopic column is provided with a first rope, one end of one side of the first rope is provided with a receiving wheel, the upper end of the receiving wheel is provided with a rotating rod, the outer surface of the rotating rod is provided with a connecting block, the lower end of the inner side of the connecting block is provided with two clamping blocks, the clamping blocks are connected with the connecting block through a first spring, one of them the pull rod is installed to one side of fixture block, the joint is installed to the one end of connecting block, the both sides that connect all are provided with the spacing groove, the transmission line is installed to the one end that connects.
Preferably, the outer surface of the upper end of the first rope is provided with a limiting pulley, and the first rope is connected with the limiting pulley through a clamping groove.
Preferably, the telescopic column comprises a large shaft sleeve, an extension rod and a third spring, the extension rod is installed on the inner side of the large shaft sleeve and is connected with the large shaft sleeve through the third spring, two circular grooves are formed in the inner side of the protective shell, and the inner diameter of each circular groove is identical to the diameter of the extension rod.
Preferably, the protecting shell is soft magnetic polymer, sealed pad is installed to the lower extreme of protecting shell, sealing chassis's inboard is provided with the seal groove, the size of a dimension of sealed pad is the same with the size of a dimension of seal groove completely.
Preferably, a second rope is installed at one end of the pull rod, a limiting roller is installed on the outer surface of the second rope, and the size of the clamping block is completely the same as that of the limiting groove.
Preferably, the lower end of the containing wheel is provided with a bearing, and the containing wheel is connected with the bearing through a clamping groove.
Preferably, one side of the lower end of the second spring is completely attached to the inner side of the protective shell, and the second spring and the protective shell are fixed through welding.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a pulling pull rod makes it drive one of them fixture block and move, when the pull rod is pulled out, can stimulate the second rope simultaneously, the second rope keeps rectilinear movement under the effect of spacing gyro wheel, makes it stimulate another fixture block and moves, inserts the joint into the inboard of connecting block, releases the pull rod, promotes the fixture block under the effect of first spring and gets back to the initial position, makes its fixture block buckle at the surface of spacing groove, makes it fixed, makes the device convenient to connect and connect firmly;
2. the utility model discloses the detection compression leg of installation of general protecting crust protection the device up end, when needing to use, push down the protecting crust, it is fixed through flexible post buckle, make its protecting crust at the surface of fixed protective housing for the device protection nature is good, because the protecting crust is soft magnetic polymer, makes its anti-electromagnetic interference strong, guarantees to detect the precision.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic view of a partial structure of the protective shell of the present invention;
FIG. 3 is a schematic view of a partial structure of the telescopic column of the present invention;
fig. 4 is a schematic view of a local structure of the fixture block of the present invention.
In the figure: 1. a protective shell; 2. a protective shell; 3. a telescopic column; 4. a chute; 5. sealing the chassis; 6. a first spring; 7. connecting blocks; 8. a transmission line; 9. a joint; 10. a limiting groove; 11. a pull rod; 12. a second spring; 13. a clamping block; 14. a first rope; 15. a storage wheel; 16. a rotating rod; 17. a second rope.
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.
Referring to fig. 1 to 4, the present invention provides an embodiment: a novel fiber bragg grating pressure ring comprises a protective shell 1, a sealing chassis 5 is installed at the lower end of the protective shell 1, a sliding groove 4 is formed in the outer surface of the protective shell 1, a second spring 12 is arranged on the inner side of the sliding groove 4, a protective shell 2 is installed on the outer surface of the lower end of the second spring 12, the protective shell 2 is used for protecting a detection pressure column installed on the upper end face of the device, when the novel fiber bragg grating pressure ring is needed to be used, the protective shell 2 is pressed downwards and is fixed on the outer surface of the protective shell 1 through a telescopic column 3 in a buckling mode, the protective shell 2 is enabled to be good in protection performance, the protective shell 2 is made of soft magnetic polymer and is high in anti-electromagnetic interference performance, detection accuracy is guaranteed, the telescopic columns 3 are installed on two sides of the inner side of the protective shell 1, a first rope 14 is installed on the inner side of each telescopic column 3, a containing wheel 15 is installed at, two clamping blocks 13 are installed at the lower end of the inner side of the connecting block 7, the clamping blocks 13 are connected with the connecting block 7 through the first spring 6, a pull rod 11 is installed at one side of one clamping block 13, a joint 9 is installed at one end of the connecting block 7, limiting grooves 10 are formed in two sides of the joint 9, a transmission line 8 is installed at one end of the joint 9, the pull rod 11 is pulled to drive one clamping block 13 to move, when the pull rod 11 is pulled out, the second rope 17 can be pulled at the same time, the second rope 17 keeps moving linearly under the action of limiting rollers, the other clamping block 13 is pulled to move, the joint 9 is inserted into the inner side of the connecting block 7, the pull rod 11 is released, the clamping block 13 is pushed to return to the initial position under the action of the first spring 6, the clamping block 13 is buckled on the outer surface of the limiting grooves 10 to be fixed, and the device is.
Further, the outer surface of the upper end of the first rope 14 is provided with a limiting pulley, and the first rope 14 is connected with the limiting pulley through a clamping groove.
Through adopting above-mentioned technical scheme, the device is through the cooperation of the first rope 14 of installation and spacing pulley, and the rotation through taking in wheel 15 stimulates first rope 14 and contracts, and first rope 14 stimulates telescopic column 3, makes its convenient control telescopic column 3.
Further, telescopic column 3 includes big axle sleeve, extension bar and third spring, and the extension bar is installed to the inboard of big axle sleeve, and the extension bar passes through third spring coupling with big axle sleeve, and the inboard of protecting crust 2 is provided with two circular slots, and the internal diameter size of circular slot is the same with the diameter size of extension bar completely.
Through adopting above-mentioned technical scheme, the device is through the cooperation of the flexible post of installation 3 with the circular slot, through the extension bar buckle in the inboard of circular slot, makes its fixed protecting crust 2, makes its protecting crust 2 fixed for the device conveniently uses.
Further, the protective shell 2 is made of soft magnetic polymer, a sealing gasket is arranged at the lower end of the protective shell 2, a sealing groove is formed in the inner side of the sealing base plate 5, and the size of the sealing gasket is completely the same as that of the sealing groove.
Through adopting above-mentioned technical scheme, through the cooperation of installation protecting crust 2 and sealing chassis 5, when the device does not use, utilize the detecting compression leg of protecting crust 2 protection the device up end installation, when needing to use, push down protecting crust 2, it is fixed through 3 buckles of flexible post, make its protecting crust 2 at the surface of fixed protective housing 1 for the device protectiveness is good, because protecting crust 2 is soft magnetic polymer, makes its anti-electromagnetic interference strong, guarantees to detect the precision.
Further, a second rope 17 is installed at one end of the pull rod 11, a limiting roller is installed on the outer surface of the second rope 17, and the size of the fixture block 13 is completely the same as that of the limiting groove 10.
Through adopting above-mentioned technical scheme, the device is through the cooperation of installation fixture block 13 and spacing groove 10, through pulling pull rod 11, make it drive one of them fixture block 13 and remove, when pull rod 11 is pulled out, can stimulate second rope 17 simultaneously, second rope 17 keeps rectilinear movement under the effect of spacing gyro wheel, make it stimulate another fixture block 13 and remove, insert the inboard of connecting block 7 with joint 9, put away pull rod 11, promote fixture block 13 under the effect of first spring 6 and get back to initial position, make its fixture block 13 buckle at the surface of spacing groove 10, make it fixed, make the device conveniently connect and connect firmly.
Further, the bearing is installed to the lower extreme of taking in wheel 15, and taking in wheel 15 passes through the draw-in groove with the bearing and is connected.
Through adopting above-mentioned technical scheme, the device is through the cooperation of installation storage wheel 15 and bearing, through rotating the bull stick 16, makes it drive storage wheel 15 and rotate, and storage wheel 15 utilizes the bearing to rotate for it is laborsaving when adjusting to make the device.
Further, one side of the lower end of the second spring 12 is completely attached to the inner side of the protective shell 2, and the second spring 12 is fixed to the protective shell 2 through welding.
Through adopting above-mentioned technical scheme, the device utilizes second spring 12 to connect protecting crust 2 and protective housing 1 through the cooperation of installation second spring 12 with protecting crust 2 for the device facilitates the use.
The working principle is as follows: when the device is used, the using condition of each mechanism of the device is checked, the device is moved to a working area, the pull rod 11 is pulled to drive one clamping block 13 to move, when the pull rod 11 is pulled out, the second rope 17 is pulled at the same time, the second rope 17 keeps moving linearly under the action of the limiting roller, the second rope drives the other clamping block 13 to move, the connector 9 is inserted into the inner side of the connecting block 7, the pull rod 11 is released, the clamping block 13 is pushed to return to the initial position under the action of the first spring 6, the clamping block 13 is clamped on the outer surface of the limiting groove 10 to be fixed, the device is convenient to connect and firm in connection, the protective shell 2 is used for protecting the detection pressure column arranged on the upper end face of the device, when the device is required to be used, the protective shell 2 is pressed downwards and is clamped and fixed through the telescopic column 3, the protective shell 2 is fixed on the outer surface of the fixed protective shell 1, and the device is good, because the protective shell 2 is made of soft magnetic polymer, the electromagnetic interference resistance is strong, and the detection precision is ensured.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a novel fiber grating pressure ring, includes protective housing (1), its characterized in that: the sealing device is characterized in that a sealing chassis (5) is installed at the lower end of the protective shell (1), a sliding groove (4) is formed in the outer surface of the protective shell (1), a second spring (12) is arranged on the inner side of the sliding groove (4), the protective shell (2) is installed on the outer surface of the lower end of the second spring (12), telescopic columns (3) are installed on two sides of the inner side of the protective shell (1), a first rope (14) is installed on the inner side of each telescopic column (3), an accommodating wheel (15) is installed at one end of one side of the first rope (14), a rotating rod (16) is installed at the upper end of the accommodating wheel (15), a connecting block (7) is installed on the outer surface of the rotating rod (16), two clamping blocks (13) are installed at the lower end of the inner side of the connecting block (7), the clamping blocks (13) are connected with the connecting block (7) through the, connect (9) is installed to the one end of connecting block (7), the both sides that connect (9) all are provided with spacing groove (10), transmission line (8) are installed to the one end that connects (9).
2. The novel fiber grating pressure ring of claim 1, wherein: the outer surface of the upper end of the first rope (14) is provided with a limiting pulley, and the first rope (14) is connected with the limiting pulley through a clamping groove.
3. The novel fiber grating pressure ring of claim 1, wherein: the telescopic column (3) comprises a large shaft sleeve, an extension rod and a third spring, the extension rod is installed on the inner side of the large shaft sleeve and is connected with the large shaft sleeve through the third spring, two circular grooves are formed in the inner side of the protective shell (2), and the inner diameter of each circular groove is identical to the diameter of the extension rod.
4. The novel fiber grating pressure ring of claim 1, wherein: the utility model discloses a sealing structure, including protective housing (2), sealed chassis (5), sealed inboard, sealed pad, sealing base, protective housing (2) are soft magnetic polymer, sealed pad's size of a dimension is the same with the size of a dimension of seal groove completely, the lower extreme of protective housing (2) is installed sealed the pad, the inboard of sealed chassis (5) is provided with the seal groove, the size of a dimension of.
5. The novel fiber grating pressure ring of claim 1, wherein: second rope (17) are installed to the one end of pull rod (11), the surface mounting of second rope (17) has spacing gyro wheel, the size of fixture block (13) is the same with the size of spacing groove (10) completely.
6. The novel fiber grating pressure ring of claim 1, wherein: the bearing is installed to the lower extreme of accomodating wheel (15), accomodate wheel (15) and bearing and pass through the draw-in groove and be connected.
7. The novel fiber grating pressure ring of claim 1, wherein: one side of the lower end of the second spring (12) is completely attached to the inner side of the protective shell (2), and the second spring (12) is fixed with the protective shell (2) through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308455.0U CN211234794U (en) | 2020-03-13 | 2020-03-13 | Novel fiber grating pressure ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308455.0U CN211234794U (en) | 2020-03-13 | 2020-03-13 | Novel fiber grating pressure ring |
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| Publication Number | Publication Date |
|---|---|
| CN211234794U true CN211234794U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020308455.0U Active CN211234794U (en) | 2020-03-13 | 2020-03-13 | Novel fiber grating pressure ring |
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| CN (1) | CN211234794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029313A1 (en) * | 2021-09-03 | 2023-03-09 | 河北地质大学 | Fiber bragg grating sensor applied to underground stress monitoring |
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2020
- 2020-03-13 CN CN202020308455.0U patent/CN211234794U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029313A1 (en) * | 2021-09-03 | 2023-03-09 | 河北地质大学 | Fiber bragg grating sensor applied to underground stress monitoring |
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