CN218208496U - Steam-water pipeline support and hanger load online monitoring structure - Google Patents

Abstract

The application discloses an online load monitoring structure for a steam-water pipeline support hanger, which comprises a fixed seat connected with a hanger rod and a strain sensor detachably connected with the fixed seat; the two fixing seats are arranged at intervals and are respectively fixed at the two ends of the hanging rod, the strain sensor stretches across the two fixing seats, the two ends of the strain sensor are respectively connected with the two fixing seats, the hanging rod is stressed to deform to drive the two fixing seats to generate relative displacement, and then the strain sensor is stretched to obtain the strain capacity of the hanging rod; this application can the on-line measuring load performance of jib through adopting detachable strain sensor, simple to operate, and work efficiency improves by a wide margin.

Description

Steam-water pipeline support and hanger load online monitoring structure

Technical Field

The application belongs to the technical field of a pipeline gallows, especially relates to a steam-water pipeline gallows load on-line monitoring structure.

Background

The test to the pipeline gallows performance in active service is generally through a test gallows actual load, and then through relevant formula calculation gallows spring rate, load constancy isoparametric to the actual performance of an evaluation gallows in active service. The method for testing the load of the suspender is mainly divided into two methods, one method is to reversely push the load of the suspender by testing the vibration characteristic of the suspender, and the other method is to directly arrange a strain sensor and test the strain of the suspender and convert the strain into the load of the suspender. The latter is more used in engineering projects because of its advantages such as easy operability and data continuity.

In practice, the strain sensor is typically fixed to the boom by welding or adhesive bonding. The method is characterized in that a strain sensor is set to zero on the premise that the load of the suspender is fully released, the surface longitudinal strain of the suspender is tested to obtain the tension of the suspender after the suspender is born again, however, the operation of directly adhering a strain gauge on the suspender or welding the strain gauge is complex, the consumed time is long, and the large-scale suspender load test in the support and hanger inspection is not facilitated, so that the invention of the online monitoring mechanism which is convenient for detecting the load capacity of the support and hanger is particularly urgent.

SUMMERY OF THE UTILITY MODEL

To above-mentioned problem, this application embodiment provides a soda pipeline gallows load on-line monitoring structure, through adopting the load performance that detachable strain sensor can the on-line test jib, simple to operate, work efficiency improves by a wide margin, technical scheme is as follows:

the application provides an online load monitoring structure for a steam-water pipeline support hanger, which comprises a fixed seat connected with a hanger rod and a strain sensor detachably connected with the fixed seat; wherein, the fixing base is two that the interval set up, fixes respectively the both ends of jib, strain sensor spanes two the fixing base, just strain sensor's both ends respectively with two the fixing base is connected, the jib atress produces deformation and drives two the fixing base produces relative displacement, and then makes strain sensor is tensile, in order to acquire the dependent variable of jib.

For example, in the online load monitoring structure for the steam-water pipeline support hanger provided in one embodiment, a grating strain gauge is adhered to the strain sensor, and when the strain sensor is stretched due to deformation of the hanger rod caused by stress, the stretching amount of the strain sensor is captured by the grating strain gauge, so as to obtain the strain amount of the hanger rod.

For example, in the online load monitoring structure for the steam conduit support hanger provided in one embodiment, the strain sensor is an arcuate strain sensor, and includes a main body and connecting portions located at two ends of the main body, where the two connecting portions are respectively connected to the two fixing seats.

For example, in the steam-water pipeline support and hanger load on-line monitoring structure provided by one embodiment, a flexible metal lashing ring is arranged on the fixed seat, and the fixed seat is connected with the suspension rod through the flexible metal lashing ring.

For example, in the steam water pipeline support and hanger load on-line monitoring structure provided by one embodiment, the inner wall of the flexible metal lashing ring is provided with an anti-slip rubber layer, so that the flexible metal lashing ring is attached to the outer wall of the hanger rod, and the fixed seat is prevented from sliding on the hanger rod.

For example, in the steam-water pipeline support and hanger load online monitoring structure provided in one embodiment, a screw is arranged on one side of the fixed seat away from the flexible metal binding ring, first screw holes corresponding to the screw are arranged on the connecting portions at the two ends of the strain sensor, and the connecting portions at the two ends of the strain sensor and the two fixed seats are detachably connected through the cooperation of the screw and the first screw holes.

For example, in the online load monitoring structure for the steam conduit support hanger, a connecting rod is further included, and two second screw holes are arranged on the connecting rod at intervals.

For example, in one embodiment, the steam pipe support hanger load on-line monitoring structure is provided, wherein the distance between the two second screw holes is the same as the distance between the two fixing seats.

For example, in the steam pipe support and hanger load online monitoring structure provided by one embodiment, a plurality of booms can be wrapped in the flexible metal lashing ring so as to measure deformation quantity of the plurality of booms caused by deformation under stress.

For example, in the steam pipe support hanger load online monitoring structure provided by one embodiment, the fixing seat comprises a body and a connecting frame body located on one side of the body and connected with the body, and the flexible metal lashing ring is arranged on one side of the connecting frame body far away from the body.

The utility model provides a beneficial effect that a steam-water pipeline gallows load on-line monitoring structure brought does: when the online load monitoring structure of the steam-water pipeline support hanger is used for testing the load performance of the hanger rod, the hanger rod generates strain through tensile force, then two fixing seats fixedly arranged on the hanger rod generate relative displacement, the strain sensor arranged on the fixing seats is stretched through the relative displacement, the strain quantity of the hanger rod is finally obtained through capturing by a grating strain gauge on an arched strain sensor according to the stretching quantity of the strain sensor; this application makes strain gauge and jib phase separation through the fixing base, and strain gauge installs to carry out load test on the jib detachablely, avoids directly pasting foil gage or welding bow-shaped sensor on the jib among the conventional art to lead to the operation complicated, consuming time longer, and is unfavorable for carrying out load test scheduling problem on a relatively large-scale jib in a gallows inspection, this application simple to operate, work efficiency improves by a wide margin, can install fast in order to carry out load test on the jib of various specifications.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view illustrating an assembled state of a fixing seat and a connecting rod according to the present application;

FIG. 2 is a schematic diagram of a strain sensor configuration of the present application;

figure 3 side view of the anchor block of the present application.

Reference numerals: 100-a suspender, 200-a fixed seat, 210-a body, 220-a connecting frame body, 230-a flexible metal binding ring, 231-an anti-skid rubber layer, 240-a screw rod, 300-a strain sensor, 310-a main body, 320-a connecting part, 321-a first screw hole, 400-a connecting rod and 410-a second screw hole.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The application provides an online load monitoring structure for a steam-water pipeline support hanger, as shown in fig. 1-3, comprising a fixed seat 200 connected with a hanger rod 100 (not shown in the figure) and a strain sensor 300 detachably connected with the fixed seat 200; wherein, fixing base 200 is two that the interval set up, fixes respectively the both ends of jib 100, strain sensor 300 stretches across two fixing base 200, just strain sensor 300's both ends respectively with two fixing base 200 is connected, jib 100 atress produces deformation and drives two fixing base 200 produces relative displacement, and then makes strain sensor 300 is tensile, in order to acquire jib 100's dependent variable. According to the above embodiment, the two holders 200 are first mounted on the suspension rod 100, and then the strain sensor 300 is mounted on the holders 200. During testing, the boom 100 is strained by the tensile force, and then the two fixing seats 200 fixedly mounted on the boom 100 generate relative displacement, the strain sensor 300 mounted on the fixing seat 200 is stretched by the relative displacement, and finally, the boom strain is obtained according to the stretching amount of the strain sensor 300.

For example, in the online load monitoring structure for a steam-water pipeline support hanger according to one embodiment, a grating strain gauge is attached to the strain sensor 300, and when the strain sensor 300 is stretched due to deformation of the hanger rod 100 caused by a force, the strain amount of the strain sensor 300 is captured by the grating strain gauge, so as to obtain the strain amount of the hanger rod 100.

For example, in the online load monitoring structure of a steam conduit support hanger according to an embodiment, as shown in fig. 2, the strain sensor 300 is an arcuate strain sensor, and includes a main body 310 and connecting portions 320 located at two ends of the main body 310, where the two connecting portions 320 are respectively connected to the two fixing seats 200. Wherein the body 310 is protruded to one side with respect to the connection part 320 to form an arch shape.

For example, in the online load monitoring structure of the steam conduit support hanger provided in one embodiment, as shown in fig. 3, a flexible metal lashing ring 230 is provided on the fixing seat 200, and the fixing seat 200 is connected to the suspension rod 100 through the flexible metal lashing ring 230. According to the above embodiment, flexible metal ligature ring 230 can be opened completely, on ligature to a measured gallows jib 100 again, this application is connected through setting up flexible metal ligature ring 230 and jib 100 cooperation, can satisfy not unidimensional jib 100's monitoring demand, and application range is wide, has higher practicality.

For example, in the online load monitoring structure for the steam conduit support hanger according to one embodiment, as shown in fig. 3, an anti-slip rubber layer 231 is disposed on an inner wall of the flexible metal lashing ring 230, so that the flexible metal lashing ring 230 abuts against an outer wall of the suspension rod 100, thereby preventing the fixing seat 200 from sliding on the suspension rod 100. According to the above embodiment, through set up the anti-slip rubber layer 231 at flexible metal lashing ring 230 inner wall, make when being in the same place fixing base 200 and jib 100 ligature through flexible metal lashing ring 230, fixing base 200 can not slide on jib 100, make flexible metal lashing ring 230 hug closely jib 100 outer wall under the effect of the fastening force of anti-slip rubber layer 231, thereby avoid leading to the distance between two fixing bases 200 to change because of fixing base 200 becomes flexible on jib 100 and slides, and then make strain sensor 300 receive tensile production deformation, and then cause the interference to strain sensor 300's detection, make strain sensor 300 measure the dependent variable under the jib 100 atress more accurate.

For example, in the online load monitoring structure of a steam conduit support hanger according to an embodiment, as shown in fig. 1 and 3, a screw 240 is disposed on a side of the fixing seat 200 away from the flexible metal binder ring 230, first screw holes 321 corresponding to the screw 240 are disposed on the connecting portions 320 at two ends of the strain sensor 300, and the connecting portions 320 at two ends of the strain sensor 300 and the two fixing seats 200 are detachably connected through the screw 240 and the first screw holes 321 in a matching manner. According to the above-mentioned embodiment, strain sensor 300 in this application passes through screw-thread fit with fixing base 200 and realizes detachable the connection, simple to operate, and work efficiency improves by a wide margin, can install fast in order to carry out load test on the jib of various specifications, avoids directly pasting foil gage or welding bow-shaped sensor among the conventional art on jib 100 to lead to the operation complicated, consuming time longer, and is unfavorable for carrying out load test on the great large-scale jib in a gallows inspection.

For example, in the online load monitoring structure for the steam pipe hanger according to one embodiment, as shown in fig. 1, a connecting rod 400 is further included, and two second screw holes 410 are spaced on the connecting rod 400.

For example, in the online load monitoring structure for a steam pipe hanger according to an embodiment, as shown in fig. 1-2, a distance between the two second screw holes 420 is the same as a distance between the two fixing bases 200, and a distance between the two fixing bases 200 is the same as a distance between the two first screw holes 321 on the connection portions 320 at two ends of the strain sensor 300. According to the above embodiment, by providing the connecting rod 400, the screws 240 of the two fixing bases 200 are first installed on the two second screw holes 410 of the connecting rod 400, respectively, so as to define the distance between the two fixing bases 200, the flexible metal binding ring 230 on the fixing base 200 is then bound with the suspension rod 100, then the connecting rod 400 is removed, and the screws 240 of the two fixing bases 200 are connected with the first screw holes 321 on the connecting portions 320 at the two ends of the strain sensor 300, respectively, so as to install the strain sensor 300 on the two fixing bases 200.

For example, in the steam pipe support hanger load on-line monitoring structure provided by one embodiment, a plurality of booms 100 can be wrapped in the flexible metal lashing ring 230 so as to measure the deformation quantity of the plurality of booms 100 caused by deformation under force. According to the above embodiment, the plurality of suspension rods 100 can be mounted on the fixing base 200 together, so that the load of the plurality of suspension rods 100 can be measured, and the performance test of the combination of the plurality of suspension rods 100 can be satisfied.

For example, in the online load monitoring structure of the steam conduit support hanger according to one embodiment, as shown in fig. 3, the fixing seat 200 includes a body 210 and a connecting frame 220 located on one side of the body 210 and connected to the body 210, and the flexible metal lashing ring 230 is disposed on one side of the connecting frame 220 away from the body 210. According to the above embodiment, by providing the connection frame 220, the hollow area in the middle of the connection frame 220 provides a space for screwing the screw 240, so as to mount the fixing base 200 on the connection rod 400 or mount the strain sensor 300 on the fixing base 200.

Although embodiments of the present application have been disclosed for illustrative purposes, those skilled in the art will recognize that: various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.

Claims (10)

1. An online load monitoring structure of a steam-water pipeline support hanger is characterized by comprising a fixed seat connected with a hanger rod and a strain sensor detachably connected with the fixed seat;

the two fixing seats are arranged at intervals and fixed at the two ends of the hanging rod respectively, the strain sensor stretches across the two fixing seats, the two ends of the strain sensor are connected with the two fixing seats respectively, the hanging rod is stressed to deform to drive the two fixing seats to generate relative displacement, and then the strain sensor is stretched to obtain the strain capacity of the hanging rod.

2. The online load monitoring structure of the steam-water pipeline support hanger according to claim 1, wherein a grating strain gauge is adhered to the strain sensor, and when the strain sensor is stretched due to deformation of the hanger rod caused by stress, the strain amount of the strain sensor is captured by the grating strain gauge, so that the strain amount of the hanger rod is obtained.

3. The steam-water pipeline support and hanger load online monitoring structure according to claim 2, wherein the strain sensor is an arch-shaped strain sensor, and comprises a main body and connecting parts located at two ends of the main body, and the two connecting parts are respectively connected with the two fixing seats.

4. The steam-water pipeline support and hanger load on-line monitoring structure as claimed in claim 3, wherein a flexible metal lashing ring is arranged on the fixed seat, and the fixed seat is connected with the hanger rod through the flexible metal lashing ring.

5. The steam water pipeline support and hanger load on-line monitoring structure as claimed in claim 4, wherein an anti-slip rubber layer is arranged on the inner wall of the flexible metal lashing ring, so that the flexible metal lashing ring is tightly attached to the outer wall of the hanger rod, and the fixed seat is prevented from sliding on the hanger rod.

6. The steam-water pipeline support and hanger load on-line monitoring structure according to claim 4, wherein a screw is arranged on one side of the fixed seat away from the flexible metal binding ring, first screw holes corresponding to the screw are arranged on the connecting portions at two ends of the strain sensor, and the connecting portions at two ends of the strain sensor and the two fixed seats are detachably connected through the cooperation of the screw and the first screw holes.

7. The steam water pipeline support and hanger load online monitoring structure according to claim 6, further comprising a connecting rod, wherein two second screw holes are arranged on the connecting rod at intervals.

8. The steam-water pipeline support and hanger load on-line monitoring structure as claimed in claim 7, wherein the distance between the two second screw holes is the same as the distance between the two fixing seats.

9. The steam-water pipeline support and hanger load on-line monitoring structure of claim 4, wherein a plurality of suspenders can be wrapped in the flexible metal lashing ring to measure deformation quantity of the suspenders caused by deformation under stress.

10. The steam water pipeline support and hanger load online monitoring structure according to claim 4, wherein the fixing seat comprises a body and a connecting frame body which is arranged on one side of the body and connected with the body, and the flexible metal binding ring is arranged on one side of the connecting frame body, which is far away from the body.

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