CN214407904U - Monitoring device for natural gas conveying pipeline - Google Patents
Monitoring device for natural gas conveying pipeline Download PDFInfo
- Publication number
- CN214407904U CN214407904U CN202120947482.7U CN202120947482U CN214407904U CN 214407904 U CN214407904 U CN 214407904U CN 202120947482 U CN202120947482 U CN 202120947482U CN 214407904 U CN214407904 U CN 214407904U
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- Prior art keywords
- wall
- natural gas
- clamping
- fixed
- bolt
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 239000003345 natural gas Substances 0.000 title claims abstract description 50
- 238000012806 monitoring device Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007858 starting material Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a natural gas conveying pipeline's monitoring devices, including the work seat, mounting groove one has been seted up to one side outer wall of work seat, and spout one has been seted up to the relative one side inner wall of mounting groove one, is provided with clamping mechanism in the spout one, and clamping mechanism's top is provided with the supporting seat, and the top of supporting seat is provided with the joint subassembly, and the supporting seat is connected with running gear through the joint subassembly, and one side of clamping assembly is connected with two clamp hoops, and one side inner wall of every clamp hoop all bonds there is the rubber pad. The utility model discloses a starter motor for the motor drives gear one and carries out the reverse rotation, thereby makes and drives two gears two through the meshing and carry out the forward rotation, and then drives the dwang and carry out reciprocating motion, drives the bottom plate simultaneously and carries out the sideslip, reaches the effect that the walking was advanced, drives the clamp hoop and carries out the sideslip on natural gas line, is convenient for detect natural gas line's different positions.
Description
Technical Field
The utility model relates to a natural gas line monitors technical field, especially relates to a natural gas conveying pipeline's monitoring devices.
Background
In prior art, current natural gas line need examine whether it has the problem of gas leakage when manufacturing, also the condition of gas leakage also is different in the different positions of pipeline, consequently when detecting, just need detect the different positions of pipeline for the testing result is more comprehensive.
Through the retrieval, chinese patent publication is CN 210979371U's patent, discloses a municipal administration natural gas line detection device, the power distribution box comprises a box body, the upper surface intercommunication of box has the air outlet, the inside wall fixedly connected with air discharge fan of air outlet, the air outlet is kept away from the one end of box is equipped with gaseous detector, two through-holes have been seted up to the lateral wall symmetry of box, eight springs of the even fixedly connected with of inside wall symmetry of through-hole, adjacent two the spring is kept away from the equal fixedly connected with arc of one end of box.
A municipal administration natural gas pipeline detection device in above-mentioned patent exists following not enough: when detecting, inconvenient removal on the pipeline for detection position has to be restricted, makes the testing result comprehensive inadequately.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a monitoring device for a natural gas conveying pipeline.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a natural gas conveying pipeline's monitoring devices, which comprises a workbench, mounting groove one has been seted up to one side outer wall of working seat, spout one has been seted up to the relative one side inner wall of mounting groove one, be provided with clamping mechanism in the spout one, clamping mechanism's top is provided with the supporting seat, the top of supporting seat is provided with the joint subassembly, the supporting seat is connected with running gear through the joint subassembly, one side of clamping assembly is connected with two clamp hoops, one side inner wall of every clamp hoop all bonds there is the rubber pad, one side inner wall of every clamp hoop all has the more than three methane detector through the bolt fastening, the mounting hole has all been seted up to one side outer wall of every clamp hoop.
As a further aspect of the present invention: clamping mechanism includes runner, two arc walls and carousel, and the runner passes through the bearing to be set up on one side outer wall of working seat, and the carousel sets up on one side outer wall of runner through the pivot, and every arc wall all locates on one side outer wall of carousel, and the equal sliding connection of every clamp hoop is in spout one, and just one side outer wall of every clamp hoop all through bolt fastening has a spacing post, and the equal sliding connection of every spacing post is on one side inner wall of arc wall.
As a further aspect of the present invention: the clamping assembly comprises a connecting seat, a limiting rod and a clamping groove, a supporting seat is fixed on the outer wall of the top of one clamping hoop through a bolt, a second sliding groove is formed in the outer wall of one side of the supporting seat, the clamping groove is formed in the inner wall of one side of the second sliding groove, and the connecting seat is connected to the inside of the second sliding groove in a sliding mode.
As a further aspect of the present invention: the bottom outer wall of connecting seat has seted up the through-hole, and gag lever post sliding connection is in the through-hole, and the top outer wall of gag lever post has the spring through the bolt fastening, and the one end of spring is connected with through-hole one side inner wall through the bolt, and draw-in groove and gag lever post looks adaptation.
As a further aspect of the present invention: the walking mechanism comprises two rotating rods, two bottom plates, a first gear and a second gear, wherein each second gear is arranged on the outer wall of one side of the connecting seat through a bearing, each first gear is arranged between the two gears, and each first gear is in meshing transmission with each two gears.
As a further aspect of the present invention: every the one end of dwang all rotates through the pivot to be connected in bottom one side outer wall of per two gears two, and every bottom plate all sets up in the other end of every dwang through the bolt, and one side outer wall of every gear one all is fixed with the motor through the pivot, and the motor is connected with connecting seat one side inner wall through the bolt.
As a further aspect of the present invention: the outer wall of one side of supporting seat is fixed with movable rod two through the pivot, and the other end of movable rod two rotates and is connected with movable rod one, and one side outer wall of movable rod one is fixed with the sucking disc through the pivot, and one side outer wall of sucking disc is connected with micro vacuum pump through the exhaust tube, and micro vacuum pump is connected with movable rod one through the bolt, and one side outer wall of exhaust tube is fixed with the check valve through the bolt.
As a further aspect of the present invention: the outer wall of one side of the first movable rod is fixed with a first air cylinder through a rotating shaft, the other end of the first air cylinder is connected with a second movable rod through a rotating shaft, the outer walls of two sides of the second movable rod are fixed with a second air cylinder through a rotating shaft, one end of each second air cylinder is connected with the supporting seat through a rotating shaft, the inner wall of the top of one clamping hoop is provided with a mounting groove, and three sliding wheels are fixed in the mounting groove through bolts.
Compared with the prior art, the utility model provides a natural gas transmission pipeline's monitoring devices possesses following beneficial effect:
1. this natural gas transmission pipeline's monitoring devices through starter motor for the motor drives gear one and carries out the reverse rotation, thereby makes and drives two gears two through the meshing and carry out the forward rotation, and then drives the dwang and carry out reciprocating motion, drives the bottom plate simultaneously and carries out the sideslip, reaches the effect that the walking was gos forward, drives the clamp hoop and carries out the sideslip on natural gas pipeline, is convenient for detect natural gas pipeline's different positions.
2. This monitoring devices of natural gas conveying pipeline through rotating the runner for the runner rotates, thereby makes spacing post slide in the arc spout, and then drives two clamp hoops and carry out relative motion in the spout, at this moment, runs through in two mounting holes through the bolt, connects fixedly to two clamp hoops, presss from both sides the fastening to natural gas pipeline simultaneously, prevents to leave the gap in the middle of, makes the methane diffusion of leakage, influences the testing result.
3. This monitoring devices of natural gas conveying pipeline adjusts the height and the angle of movable rod two through the flexible of cylinder two, adjusts the distance of movable rod one and movable rod two through the flexible of cylinder one to through starting micro vacuum pump, make the sucking disc adsorb on natural gas pipeline, make the supporting seat drive the clamp hoop through the movable pulley on the clamp hoop and carry out the sideslip for the sucking disc through cylinder one, and then can carry out the sideslip on natural gas pipeline.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.
Drawings
Fig. 1 is a schematic front view of a monitoring device for a natural gas transportation pipeline according to the present invention;
fig. 2 is a schematic structural view of a traveling mechanism of a monitoring device for a natural gas conveying pipeline according to the present invention;
fig. 3 is a schematic structural view of a clamping mechanism of a monitoring device for a natural gas conveying pipeline according to the present invention;
fig. 4 is the utility model provides a natural gas transportation pipeline's monitoring devices's movable rod one and two schematic structure views of movable rod.
In the figure: 1-a working seat, 2-a rotating wheel, 3-a rotating rod, 4-a connecting seat, 5-a cylinder I, 6-a rubber pad, 7-a movable rod I, 8-a methane detector, 9-a clamping hoop, 10-a bottom plate, 11-a limiting rod, 12-a gear I, 13-a gear II, 14-a sliding wheel, 15-an arc groove, 16-a turntable, 17-a sucker, 18-a micro vacuum pump, 19-a movable rod II, 20-a clamping groove, 21-a cylinder II and 22-a supporting seat.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
A monitoring device for a natural gas conveying pipeline is shown in figures 1-4 and comprises a working seat 1, wherein a first mounting groove is formed in the outer wall of one side of the working seat 1, a first sliding groove is formed in the inner wall of the opposite side of the first mounting groove, a clamping mechanism is arranged in the first sliding groove, a supporting seat 22 is arranged at the top of the clamping mechanism, a clamping assembly is arranged at the top of the supporting seat 22, the supporting seat 22 is connected with a travelling mechanism through the clamping assembly, two clamping hoops 9 are connected to one side of the clamping assembly, a rubber pad 6 is bonded to the inner wall of one side of each clamping hoop 9, more than three methane detectors 8 are fixed to the inner wall of one side of each clamping hoop 9 through bolts, and a mounting hole is formed in the outer wall of one side of each clamping hoop 9; it is fixed to press from both sides through being provided with clamping mechanism to natural gas line, thereby be convenient for detect it, detect pipeline outer wall methane content through methane detector 8, and then leak natural gas line and detect, be connected with running gear through the joint subassembly, make running gear be convenient for dismantle, it is more convenient when making it use, it advances to drive clamp hoop 9 walking through running gear accessible supporting seat 22, thereby can detect natural gas line's different positions, make to detect more comprehensively.
In order to clamp and fix the pipeline, as shown in fig. 1 and 3, the clamping mechanism comprises a rotating wheel 2, two arc-shaped grooves 15 and a rotating disc 16, the rotating wheel 2 is fixed on the outer wall of one side of the working seat 1 through a bearing, the rotating disc 16 is fixed on the outer wall of one side of the rotating wheel 2 through a rotating shaft, each arc-shaped groove 15 is arranged on the outer wall of one side of the rotating disc 16, each clamping hoop 9 is slidably connected in a first sliding groove, a limiting column is fixed on the outer wall of one side of each clamping hoop 9 through a bolt, and each limiting column is slidably connected on the inner wall of one side of the arc-shaped groove 15; through rotating runner 2 for runner 2 rotates, thereby makes spacing post slide in the arc spout, and then drives two clamp hoop 9 and carry out relative motion in the spout, at this moment, runs through in two mounting holes through the bolt, connects fixedly two clamp hoop 9, presss from both sides tightly fixedly to natural gas line simultaneously, prevents the centre and leaves the gap, makes the methane diffusion of leakage, influences the testing result.
In order to connect the travelling mechanism with the clamping hoops 9, as shown in fig. 1 and 2, the clamping assembly comprises a connecting seat 4, a limiting rod 11 and a clamping groove 20, wherein a supporting seat 22 is fixed on the outer wall of the top of one of the clamping hoops 9 through a bolt, a second sliding groove is formed in the outer wall of one side of the supporting seat 22, the clamping groove 20 is formed in the inner wall of one side of the second sliding groove, the connecting seat 4 is connected in the second sliding groove in a sliding manner, a through hole is formed in the outer wall of the bottom of the connecting seat 4, the limiting rod 11 is connected in the through hole in a sliding manner, a spring is fixed on the outer wall of the top of the limiting rod 11 through a bolt, one end of the spring is connected with the inner wall of one side of the through hole through a bolt, and the clamping groove 20 is matched with the limiting rod 11; through 4 sliding connection of connecting seat in supporting seat 22, make connecting seat 4 be convenient for dismantle and assemble, prevent to cause unnecessary pressure when connecting seat 4 is not needed in the work, when sliding in supporting seat 22 through connecting seat 4, produce the extrusion force to gag lever post 11, make the spring produce elastic deformation, when gag lever post 11 removes to draw-in groove 20, through the bounce-back of spring to the extrusion force, thereby with 11 joints of gag lever post in draw-in groove 20, and then carry out spacing fixed to connecting seat 4.
In order to move forward during detection, as shown in fig. 1 and 2, the traveling mechanism comprises two rotating rods 3, two bottom plates 10, two first gears 12 and four second gears 13, each second gear 13 is fixed on the outer wall of one side of the connecting seat 4 through a bearing, each first gear 12 is located between the two second gears 13, each first gear 12 is in meshing transmission with each two second gears 13, one end of each rotating rod 3 is rotatably connected to the outer wall of one side of the bottom of each two second gears 13 through a rotating shaft, each bottom plate 10 is fixed at the other end of each rotating rod 3 through a bolt, a motor is fixed on the outer wall of one side of each first gear 12 through a rotating shaft, and the motor is connected with the inner wall of one side of the connecting seat 4 through a bolt; through starter motor for the motor drives gear 12 and carries out the antiport, thereby makes and drives two gears 13 through the meshing and carry out the forward rotation, and then drives dwang 3 and carry out reciprocating motion, drives bottom plate 10 simultaneously and carries out the sideslip, reaches the effect that the walking was advanced, drives clamp 9 and carries out the sideslip on natural gas line, is convenient for detect natural gas line's different positions.
The working principle is as follows: examine time measuring, rotate runner 2, make runner 2 rotate, thereby make spacing post slide in the arc spout, and then drive two clamp hoops 9 and carry out relative motion in the spout, at this moment, run through in two mounting holes through the bolt, connect fixedly two clamp hoops 9, press from both sides tight fixed to natural gas line simultaneously, detect natural gas line, when needs change position detects time measuring, make two clamp hoops 9 unpack apart, keep sufficient distance with natural gas line, the starter motor, make motor drive gear one 12 carry out the reverse rotation, thereby make and drive two gears two 13 through the meshing and carry out the forward rotation, and then drive dwang 3 and carry out reciprocating motion, drive bottom plate 10 simultaneously and carry out the sideslip, reach the effect that the walking was advanced, it carries out the sideslip to drive clamp hoop 9 on natural gas line.
Example 2:
a monitoring device for a natural gas pipeline, as shown in figure 4, in order to allow a clampband 9 to be moved directly over the natural gas pipeline without ground support; the present embodiment is modified from embodiment 1 as follows: a movable rod II 19 is fixed on the outer wall of one side of the supporting seat 22 through a rotating shaft, the other end of the movable rod II 19 is rotatably connected with a movable rod I7, a sucking disc 17 is fixed on the outer wall of one side of the movable rod I7 through a rotating shaft, a micro vacuum pump 18 is connected with the outer wall of one side of the sucking disc 17 through a sucking pipe, the micro vacuum pump 18 is connected with the movable rod I7 through a bolt, a one-way valve is fixed on the outer wall of one side of the sucking pipe through a bolt, a cylinder I5 is fixed on the outer wall of one side of the movable rod I7 through a rotating shaft, the other end of the cylinder I5 is connected with the movable rod II 19 through a rotating shaft, a cylinder II 21 is fixed on the outer wall of two sides of the movable rod II 19 through a rotating shaft, one end of each cylinder II 21 is connected with the supporting seat 22 through a rotating shaft, a mounting groove is formed in the inner wall of the top of one clamping hoop 9, and three sliding wheels 14 are fixed in the mounting groove through bolts; the height and the angle of the second movable rod 19 are adjusted through the expansion of the second cylinder 21, the distance between the first movable rod 7 and the second movable rod 19 is adjusted through the expansion of the first cylinder 5, the miniature vacuum pump 18 is started, the sucking disc 17 is adsorbed on a natural gas pipeline, the supporting seat 22 drives the clamp hoop 9 to move transversely relative to the sucking disc 17 through the sliding wheel 14 on the clamp hoop 9 through the first cylinder 5, and then the transverse movement can be carried out on the natural gas pipeline.
The working principle is as follows: the height and the angle of the second movable rod 19 are adjusted through the expansion and contraction of the second air cylinder 21, the micro vacuum pump 18 is started, the sucker 17 is adsorbed on the natural gas pipeline, the first air cylinder 5 enables the supporting seat 22 to drive the clamp 9 to move transversely relative to the sucker 17 through the sliding wheel 14 on the clamp 9, and then the transverse movement can be carried out on the natural gas pipeline.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a natural gas conveying pipeline's monitoring devices, including work seat (1), a serial communication port, mounting groove I has been seted up to one side outer wall of work seat (1), spout I has been seted up to the relative one side inner wall of mounting groove I, be provided with clamping mechanism in the spout I, clamping mechanism's top is provided with supporting seat (22), the top of supporting seat (22) is provided with the joint subassembly, supporting seat (22) are connected with running gear through the joint subassembly, one side of clamping assembly is connected with two clamp hoops (9), one side inner wall of every clamp hoop (9) all bonds there is rubber pad (6), one side inner wall of every clamp hoop (9) all has more than three methane detector (8) through the bolt fastening, the mounting hole has all been seted up to one side outer wall of every clamp hoop (9).
2. The monitoring device for the natural gas conveying pipeline according to claim 1, wherein the clamping mechanism comprises a rotating wheel (2), two arc-shaped grooves (15) and a rotating disc (16), the rotating wheel (2) is arranged on an outer wall of one side of the working seat (1) through a bearing, the rotating disc (16) is arranged on an outer wall of one side of the rotating wheel (2) through a rotating shaft, each arc-shaped groove (15) is arranged on an outer wall of one side of the rotating disc (16), each clamping hoop (9) is connected in the sliding groove I in a sliding mode, a limiting column is fixed on an outer wall of one side of each clamping hoop (9) through a bolt, and each limiting column is connected in the inner wall of one side of each arc-shaped groove (15) in a sliding mode.
3. The monitoring device for the natural gas conveying pipeline according to claim 1, wherein the clamping assembly comprises a connecting seat (4), a limiting rod (11) and a clamping groove (20), a supporting seat (22) is fixed on the outer wall of the top of one clamping hoop (9) through a bolt, a second sliding groove is formed in the outer wall of one side of the supporting seat (22), the clamping groove (20) is formed in the inner wall of one side of the second sliding groove, and the connecting seat (4) is connected to the inside of the second sliding groove in a sliding mode.
4. The monitoring device for the natural gas conveying pipeline according to claim 3, wherein a through hole is formed in the outer wall of the bottom of the connecting seat (4), the limiting rod (11) is slidably connected into the through hole, a spring is fixed on the outer wall of the top of the limiting rod (11) through a bolt, one end of the spring is connected with the inner wall of one side of the through hole through the bolt, and the clamping groove (20) is matched with the limiting rod (11).
5. The monitoring device for the natural gas conveying pipeline is characterized in that the traveling mechanism comprises two rotating rods (3), two bottom plates (10), two first gears (12) and four second gears (13), each second gear (13) is arranged on the outer wall of one side of the connecting seat (4) through a bearing, each first gear (12) is located between the two second gears (13), and each first gear (12) is in meshing transmission with every two second gears (13).
6. The natural gas transmission pipeline monitoring device according to claim 5, wherein one end of each rotating rod (3) is rotatably connected to the outer wall of one side of the bottom of each two second gears (13) through a rotating shaft, each bottom plate (10) is arranged at the other end of each rotating rod (3) through a bolt, and the outer wall of one side of each first gear (12) is fixed with a motor through a rotating shaft, and the motor is connected with the inner wall of one side of the connecting seat (4) through a bolt.
7. The monitoring device for the natural gas conveying pipeline according to claim 1, wherein a second movable rod (19) is fixed to an outer wall of one side of the supporting seat (22) through a rotating shaft, a first movable rod (7) is rotatably connected to the other end of the second movable rod (19), a sucking disc (17) is fixed to an outer wall of one side of the first movable rod (7) through the rotating shaft, a micro vacuum pump (18) is connected to an outer wall of one side of the sucking disc (17) through an exhaust pipe, the micro vacuum pump (18) is connected to the first movable rod (7) through a bolt, and a one-way valve is fixed to an outer wall of one side of the exhaust pipe through a bolt.
8. The natural gas conveying pipeline monitoring device as claimed in claim 7, wherein a first cylinder (5) is fixed on the outer wall of one side of the first movable rod (7) through a rotating shaft, the other end of the first cylinder (5) is connected with a second movable rod (19) through a rotating shaft, a second cylinder (21) is fixed on the outer wall of the two sides of the second movable rod (19) through a rotating shaft, one end of each second cylinder (21) is connected with the supporting seat (22) through a rotating shaft, a mounting groove is formed in the inner wall of the top of one clamping hoop (9), and three sliding wheels (14) are fixed in the mounting groove through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120947482.7U CN214407904U (en) | 2021-05-06 | 2021-05-06 | Monitoring device for natural gas conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120947482.7U CN214407904U (en) | 2021-05-06 | 2021-05-06 | Monitoring device for natural gas conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214407904U true CN214407904U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120947482.7U Expired - Fee Related CN214407904U (en) | 2021-05-06 | 2021-05-06 | Monitoring device for natural gas conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214407904U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114917718A (en) * | 2022-06-07 | 2022-08-19 | 菏泽瑞圣化工科技有限公司 | Processing apparatus through refined phenol waste gas that contains of crude phenol of algae calcium treatment |
-
2021
- 2021-05-06 CN CN202120947482.7U patent/CN214407904U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114917718A (en) * | 2022-06-07 | 2022-08-19 | 菏泽瑞圣化工科技有限公司 | Processing apparatus through refined phenol waste gas that contains of crude phenol of algae calcium treatment |
| CN114917718B (en) * | 2022-06-07 | 2023-03-21 | 菏泽瑞圣化工科技有限公司 | Processing apparatus through refined phenol waste gas of crude phenol of algae calcium processing |
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Granted publication date: 20211015 |