CN210400325U - Monitoring and alarming device for inclination angle of hanger rod of pipeline support hanger - Google Patents
Monitoring and alarming device for inclination angle of hanger rod of pipeline support hanger Download PDFInfo
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- CN210400325U CN210400325U CN201921747106.2U CN201921747106U CN210400325U CN 210400325 U CN210400325 U CN 210400325U CN 201921747106 U CN201921747106 U CN 201921747106U CN 210400325 U CN210400325 U CN 210400325U
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- hanger
- hanger rod
- monitoring
- inclination angle
- inclination
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Abstract
The utility model relates to a monitoring and alarming device for the inclination angle of a hanger rod of a pipeline support hanger, which adopts the technical proposal that a columnar sleeve is fixedly sleeved on a hanger rod body, a sliding track and a circular chute which is concentric with the cross section of the hanger rod body are arranged on the upper end surface of the columnar sleeve on the periphery of the hanger rod body, a slider which freely slides along the sliding track is arranged in the circular chute, and a laser distance measuring sensor is arranged at the top of the slider, the utility model detects the distance of a support base plate through the laser distance measuring sensor at the upper end of the slider, when the hanger rod inclines towards a certain direction, the slider slides towards the opposite direction of the inclination direction under the action of self gravity, and the inclination angle of the hanger rod is rapidly obtained through the conventional triangular relation according to the distance difference after the inclination, thereby monitoring the inclination angle of the hanger rod in real time, alarming when the specified value, is an innovation on a device for detecting the inclination of a suspender of a support hanger.
Description
Technical Field
The utility model relates to a pipeline gallows safety monitoring technical field, especially a monitoring alarm device of pipeline gallows jib inclination.
Background
The support and hanger is an important component of a pipeline system and has the functions of bearing pipeline load, restraining pipeline displacement, increasing pipeline stability, controlling pipeline vibration and the like. In the long-term use of pipeline gallows, the crooked situation of jib can appear, and too big inclination will lead to the pipeline to bear great moment, still probably makes the gallows dysfunction simultaneously, plays should not have the effect, can lead to each hoisting point work load of pipeline to take place to shift under the severe condition to arouse the increase of pipeline local stress, reduce the life-span of pipeline and equipment. Relevant national and industry standards specify the angle of inclination of a boom of a cradle. GB/T17116.1-2018 pipeline support hanger part 1: 6.9.8 in technical Specification specifies that the included angle between the rigid hanger suspension rod and the vertical line is not more than 3 degrees; the included angle between the suspender of the elastic hanging bracket and the vertical line is not more than 4 degrees'; DL/T616-2006 maintenance and adjustment guide rule for steam-water pipelines and supporting hangers in thermal power plant 3.8.6 provides that when the swing angle of the rigid hanger exceeds 3 degrees and the swing angle of the elastic hanger exceeds 4 degrees under various working conditions of the pull rod of the hanger, the reason should be found and processed. Therefore, the inclination angle of the suspender can be accurately mastered in time, and the method is very important for safe operation and supervision of the pipeline.
When measuring a pipeline gallows jib inclination, face that a pipeline gallows quantity is great, partial gallows sight receives pipeline or girder steel to shelter from, the difficult scheduling problem that judges of jib incline direction, and the inspector can only rely on experience to judge roughly whether exceeds standard mostly, or uses some traditional contained angle measuring device, and measuring speed is slow, inefficiency, accuracy are poor, has seriously influenced the aassessment to a gallows safe state.
Disclosure of Invention
To the above situation, for overcoming prior art's defect, the utility model aims at providing a pipeline gallows jib inclination's monitoring alarm device, can effectively solve the problem of pipeline gallows jib inclination monitoring.
The utility model provides a technical scheme be:
a monitoring and alarming device for the inclination angle of a hanger rod of a pipeline support hanger comprises a hanger rod body and a support fixed on a cross beam, wherein a cylindrical sleeve is fixedly sleeved on the hanger rod body, a circular sliding chute which is concentric with the cross section of the hanger rod body in a sliding track is formed in the upper end surface of the cylindrical sleeve on the periphery of the hanger rod body, a sliding block which freely slides along the sliding track is arranged in the circular sliding chute, the support comprises a horizontal bottom plate, the upper end of the hanger rod body is connected with the bottom plate, a connecting plate which is fixedly connected with the cross beam is arranged on the upper surface of the bottom plate, the bottom plate is connected with the cross beam above through the connecting plate, a laser ranging sensor is arranged at the top of the sliding block, a detection line of the laser ranging sensor is parallel to the axis of the hanger rod body and is, the monitoring box is provided with an alarm, the input end of the controller is connected with the output end of the laser ranging sensor, and the output end of the controller is connected with the input end of the alarm.
Preferably, the cross section of the circular sliding groove is rectangular, guide grooves which are arranged along the sliding track and have circular arc-shaped cross sections are arranged on the two sides and the bottom of the rectangular cross section of the circular sliding groove, the cross section of the sliding block is rectangular matched with the cross section of the circular sliding groove, rolling grooves which correspond to the guide grooves and have circular arc-shaped cross sections are arranged on the two sides and the bottom of the rectangular sliding groove, the number of the rolling grooves is equal to that of the guide grooves, the rolling grooves correspond to the guide grooves one by one, and the guide rolling balls are placed between the corresponding group of rolling grooves and the guide.
Preferably, the monitoring box surface is provided with the display that is used for showing jib body inclination, and the input of display links to each other with the output of controller.
The utility model has novel and unique structure, simplicity, reasonableness, easy production and easy operation, the sliding track and the concentric circular chute are arranged on the periphery of the suspender body, the slider which can freely slide along the sliding track is arranged in the circular chute, the distance of the support bottom plate is detected by the laser ranging sensor at the upper end of the slider, when the suspender inclines towards a certain direction, the slider slides towards the opposite direction of the inclining direction under the action of self gravity to finally reach the lowest point of the circular chute, and the inclination angle of the suspender is rapidly obtained through the conventional triangular relation according to the distance difference after the inclination, thereby monitoring the inclination angle of the suspender in real time, alarming when exceeding the specified value, the utility model has convenient use and good effect, greatly improving the speed and the efficiency of the inclination measurement of the suspender, effectively improving the timeliness and the accuracy of the inclination angle measurement of the suspender of, is an innovation on a device for detecting the inclination of a hanger rod of a support hanger and has good social and economic benefits.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of the cylindrical sleeve of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2 according to the present invention.
Fig. 4 is a top view of the cylindrical sleeve of the present invention.
Fig. 5 is a circuit frame schematic diagram of the present invention.
Fig. 6 is a schematic view of the geometric relationship monitored by the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in figures 1-6, the utility model comprises a suspender body 6 and a support fixed on a beam 1, a column-shaped sleeve 7 is fixedly sleeved on the suspender body 6, a circular chute 71 with a sliding track concentric with the cross section of the suspender body is arranged on the upper end surface of the column-shaped sleeve at the periphery of the suspender body 6, a slider 8 freely sliding along the sliding track is arranged in the circular chute 71, the support comprises a horizontal bottom plate 5, the upper end of the suspender body 6 is connected with the bottom plate 5, a connecting plate 3 for fixing with the beam in an overlapping way is arranged on the upper surface of the bottom plate 5, the bottom plate 5 is connected with the beam 1 above through the connecting plate 3, a laser distance measuring sensor 9 is arranged on the top of the slider 8, the detection line of the laser distance measuring sensor 9 is parallel to the axis of the suspender body 6 and is always positioned in the orthographic projection range of the, a controller is arranged in the monitoring box 11, an alarm is arranged on the monitoring box 11, the input end of the controller is connected with the output end of the laser ranging sensor 9, and the output end of the controller is connected with the input end of the alarm.
For guaranteeing the result of use, the upper end of jib body 6 be provided with screw thread section 6a, column sleeve 7 is located the below of screw thread section, horizontal bottom plate 5 center be provided with screw thread section assorted screw hole, screw thread section 6a adorns soon and fixes in the screw thread hole, and the upper end stretches out the upper surface of bottom plate, the screw thread section that stretches out bottom plate upper surface one end is screwed and is equipped with lock nut 10, constitutes the reassembling type connection structure of jib body and bottom plate.
The bottom of the cross beam 1 is fixedly connected with a horizontal first supporting plate 2a, the bottom of the first supporting plate 2a is fixedly connected with a vertical second supporting plate 2b, and the connecting plate 3 is fixedly connected with the second supporting plate 2b through a connecting bolt 4, so that the support is fixed at the bottom of the cross beam.
The section of the circular sliding groove 71 is rectangular, two sides and the bottom of the rectangular section are provided with guide grooves 72 which are arranged along the sliding track and have circular arc sections, the section of the sliding block 8 is rectangular matched with the section of the circular sliding groove, two sides and the bottom of the rectangular section are provided with rolling grooves 81 which correspond to the guide grooves and have circular arc sections, the rolling grooves 81 and the guide grooves 72 are equal in number and correspond to each other one by one, and the guide rolling balls 73 are arranged between one group of corresponding rolling grooves 81 and the guide grooves 72; when the angle change of the suspender body occurs during use, when the suspender body inclines towards a certain direction, the sliding block slides towards the opposite direction of the inclination direction under the action of self gravity, namely the lower end of the circular sliding groove slides, the guide rolling ball 73 rotates in the rolling groove 81 to drive the sliding block to slide along the guide groove 72 and reach the lowest point of the circular sliding groove, and in order to ensure the smoothness of sliding, the rolling groove 81 and the guide groove 72 can be filled with engine oil.
The self weight of the sliding block is more than 1Kg, so that the self gravity of the sliding block is enough.
The alarm comprises an alarm loudspeaker 12 and an alarm indicator lamp 13, and when the inclination angle of the suspender exceeds the standard, the controller controls the alarm loudspeaker to send out alarm sound and the alarm indicator lamp to be on.
The monitoring box 11 surface is provided with the display that is used for showing jib body inclination, and the input of display links to each other with the output of controller.
The columnar sleeve 7 and the suspender body 6 can be fixed together by conventional fixed connection modes such as bolt connection, flange connection or welding.
Still be provided with the power that is used for each components and parts power supply in the monitoring box 11, the power can be the lithium cell.
The controller be used for receiving the distance length signal that laser rangefinder sensor 9 gathered in real time to obtain the inclination of jib body through this length signal, specifically do:
as shown in fig. 6, L1 is an axis when the boom body is at the initial position (vertical position), L2 is an axis when the boom body tilts, L3 is a horizontal reference line (lower surface of the bottom plate) at the top, L4 is a detection line of the laser ranging sensor when the boom body tilts, L5 is a perpendicular line L4 made from the intersection point of L1 and L2, at this time, the tilt angle of the boom body is an included angle α between the axis L1 and the axis L2, since the horizontal reference line L3 is perpendicular to the axis L1 and the perpendicular line L5 is perpendicular to the axis L2, the included angle β between the horizontal reference line L3 and the perpendicular line L5 is equal to the tilt angle α of the boom body;
meanwhile, the length from the laser ranging sensor to the horizontal reference line L3 is measured as b when the boom body is at the initial position, the length from the laser ranging sensor to the vertical line L5 is also measured as b when the boom body is inclined, the length from the laser ranging sensor to the horizontal reference line L3 is measured as c when the boom body is inclined, the rotation radius of the laser ranging sensor is r (a fixed value and can be measured in advance), and the length can be obtained according to the geometric trigonometric relationship:
tan β ═ c-b)/r, which can give the included angle β ═ arctan (c-b)/r, while β ═ α, which gives the inclined angle α of the boom body;
after the inclination angle of the suspender body is obtained, the inclination angle can be displayed on a display, and when the inclination angle exceeds the set alarm upper limit value (3 degrees of the rigid hanger and 4 degrees of the elastic hanger), an alarm is started to give an alarm;
the controller is a conventional technology, such as a microprocessor manufactured by american micro-chip technology corporation with model number DSPIC33FJ64GP706, or a single chip controller with model number STC89C51, and the signal transmission and signal processing technology is a routine technology for those skilled in the art, and is clearly complete and feasible.
When the utility model is used, the lower end of the suspender body is connected with the pipeline, the initial position of the suspender body is a vertical position, the laser ranging sensor detects the distance to the lower surface of the bottom plate, the distance is kept to be monitored, when the suspender inclines towards a certain direction, the slider slides towards the opposite direction of the inclining direction under the action of self gravity to finally reach the lowest point of the circular chute, and the inclination angle of the suspender is rapidly obtained through the conventional triangular relation according to the distance difference value after the inclination, thereby the inclination angle of the suspender is monitored in real time, and the alarm is given when the inclination angle exceeds the specified value, compared with the prior art, the utility model discloses a circular chute concentric with the sliding track is arranged at the periphery of the suspender body, a slider capable of freely sliding along the sliding track is arranged in the circular chute, and the distance of the bottom plate of the support is detected through the laser ranging, when the jib inclines towards a certain direction, the slider slides towards the opposite direction of the direction of inclination under the action of self gravity, finally reach the lowest point of circular spout, and according to the distance difference after the slope, through conventional triangular relation, obtain the inclination of jib fast, thereby real-time supervision jib inclination, and report to the police when surpassing the specified value, high durability and convenient use, and is effectual, the speed and the efficiency of a gallows jib inclination measurement have been improved greatly, the timeliness and the accuracy of gallows jib inclination measurement can be effectively improved, the innovation on a gallows jib inclination detection device is realized, and good social and economic benefits are achieved.
It should be noted that the above mentioned is only an example and is not intended to limit the scope of the present application, and all technical solutions substantially the same as the technical solutions of the present application, which are made by equivalent or equivalent substitution means, belong to the scope of the present application.
Claims (7)
1. The utility model provides a pipeline gallows jib inclination's monitoring alarm device, includes jib body (6) and fixes the support on crossbeam (1), its characterized in that, fixed cover is equipped with column sleeve (7) on jib body (6), and it has slip track and jib body transversal circular spout (71) of personally submitting concentric to open on jib body (6) outlying column sleeve up end, is provided with in circular spout (71) along its slip track free gliding slider (8), the support includes horizontally bottom plate (5), and jib body (6) upper end links to each other with bottom plate (5), and bottom plate (5) upper surface is provided with and is used for connecting plate (3) fixed with the crossbeam overlap joint, and bottom plate (5) link together through crossbeam (1) of connecting plate (3) and top, and slider (8) top is provided with laser range finding sensor (9), and the detection line of laser range finding sensor (9) is parallel with the axis of jib body (6) and all the time is located the detection line In the orthographic projection range of the bottom plate, a monitoring box (11) is fixed on the side wall of the columnar sleeve (7), a controller is arranged in the monitoring box (11), an alarm is arranged on the monitoring box (11), the input end of the controller is connected with the output end of the laser ranging sensor (9), and the output end of the controller is connected with the input end of the alarm.
2. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger as claimed in claim 1, wherein a threaded section (6a) is arranged at the upper end of the hanger rod body (6), the cylindrical sleeve (7) is positioned below the threaded section, a threaded hole matched with the threaded section is arranged at the center of the horizontal bottom plate (5), the threaded section (6a) is screwed and fixed in the threaded hole, the upper end of the threaded section extends out of the upper surface of the bottom plate, and a locking nut (10) is screwed on the threaded section extending out of one end of the upper surface of the bottom plate, so that a detachable connecting structure of the hanger rod body and the bottom.
3. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger as claimed in claim 1, wherein a horizontal first supporting plate (2a) is fixedly connected to the bottom of the cross beam (1), a vertical second supporting plate (2b) is fixedly connected to the bottom of the first supporting plate (2a), and the connecting plate (3) is fixedly connected with the second supporting plate (2b) through a connecting bolt (4).
4. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger according to claim 1, wherein the section of the circular sliding chute (71) is rectangular, guide grooves (72) which are arranged along the sliding track and have circular arc-shaped sections are arranged at the two sides and the bottom of the rectangular section, the section of the sliding block (8) is rectangular matched with the section of the circular sliding chute, rolling grooves (81) which correspond to the guide grooves and have circular arc-shaped sections are arranged at the two sides and the bottom of the rectangular section, the rolling grooves (81) correspond to the guide grooves (72) in equal number and in one-to-one correspondence, and guide rolling balls (73) are arranged between one group of corresponding rolling grooves (81) and the guide grooves (72).
5. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger as claimed in claim 1 or 4, wherein the self weight of the sliding block is more than 1 Kg.
6. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger as claimed in claim 1, wherein the alarm comprises an alarm speaker (12) and an alarm indicator lamp (13).
7. The device for monitoring and alarming the inclination angle of the hanger rod of the pipe support hanger as claimed in claim 1, wherein a display for displaying the inclination angle of the hanger rod body is arranged on the surface of the monitoring box (11), and the input end of the display is connected with the output end of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921747106.2U CN210400325U (en) | 2019-10-18 | 2019-10-18 | Monitoring and alarming device for inclination angle of hanger rod of pipeline support hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921747106.2U CN210400325U (en) | 2019-10-18 | 2019-10-18 | Monitoring and alarming device for inclination angle of hanger rod of pipeline support hanger |
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| Publication Number | Publication Date |
|---|---|
| CN210400325U true CN210400325U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921747106.2U Expired - Fee Related CN210400325U (en) | 2019-10-18 | 2019-10-18 | Monitoring and alarming device for inclination angle of hanger rod of pipeline support hanger |
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| Country | Link |
|---|---|
| CN (1) | CN210400325U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252005A (en) * | 2021-04-25 | 2021-08-13 | 华电电力科学研究院有限公司 | Remote non-contact type hanger inclination angle observation method |
| CN113358068A (en) * | 2021-04-26 | 2021-09-07 | 福建数博讯信息科技有限公司 | Floor type scaffold correcting method and device |
| CN117231201A (en) * | 2023-10-12 | 2023-12-15 | 广东省建设工程质量安全检测总站有限公司 | Error elimination method and related device for pile foundation drill hole inclination measurement |
-
2019
- 2019-10-18 CN CN201921747106.2U patent/CN210400325U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252005A (en) * | 2021-04-25 | 2021-08-13 | 华电电力科学研究院有限公司 | Remote non-contact type hanger inclination angle observation method |
| CN113358068A (en) * | 2021-04-26 | 2021-09-07 | 福建数博讯信息科技有限公司 | Floor type scaffold correcting method and device |
| CN117231201A (en) * | 2023-10-12 | 2023-12-15 | 广东省建设工程质量安全检测总站有限公司 | Error elimination method and related device for pile foundation drill hole inclination measurement |
| CN117231201B (en) * | 2023-10-12 | 2024-03-29 | 广东省建设工程质量安全检测总站有限公司 | Error elimination method and related device for pile foundation drill hole inclination measurement |
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Granted publication date: 20200424 Termination date: 20201018 |