CN115452175B - Pipeline temperature detection device for natural gas sub-station - Google Patents
Pipeline temperature detection device for natural gas sub-station Download PDFInfo
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- CN115452175B CN115452175B CN202211081091.7A CN202211081091A CN115452175B CN 115452175 B CN115452175 B CN 115452175B CN 202211081091 A CN202211081091 A CN 202211081091A CN 115452175 B CN115452175 B CN 115452175B
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- fixing
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- cleaning
- lifting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a pipeline temperature detection device for a natural gas sub-station, which belongs to the technical field of natural gas, and is characterized in that a cleaning mechanism is arranged and used for removing dust and soil accumulated on points to be measured on two sides of a pipeline, so that the accumulated dust and soil are prevented from affecting the measurement of a pipeline temperature sensor, meanwhile, the cleaning mechanism can also remove rainwater attached to the pipeline, the rainwater is prevented from reducing the measurement precision of the pipeline temperature sensor, the error on a measurement result is avoided, and a rotatable cleaning pipe can uniformly purge the points to be measured on two sides of the pipeline, so that the cleaning efficiency and the cleaning quality are improved; through setting up moving mechanism and liftable mount, make things convenient for operating personnel accessible to remove the wheel and promote the device and remove to different check points in pipeline both sides and detect, need not to dismantle repeatedly and can carry out the measurement of next check point temperature, improved the convenience of detecting, made things convenient for personnel's use.
Description
Technical Field
The utility model relates to the technical field of natural gas, in particular to a pipeline temperature detection device for a natural gas sub-transmission station.
Background
The natural gas sub-station is generally built on the long pipeline for distributing the natural gas of the long pipeline, and the downstream of the natural gas sub-station is generally distributed to one or more urban gate stations, so that the overall layout is seen, and the sub-station is generally configured to be higher than the gate stations like a wall partition for the east-west gas transportation. When the temperature is reduced to below 0 ℃, water can be frozen to form ice to block a throttle valve or a capillary tube channel to form ice blockage, so that the refrigerant cannot work normally, and therefore the ice blockage phenomenon of a pipeline needs to be determined by detecting the temperature of the natural gas pipeline at regular intervals.
The utility model patent with the application number of CN2021227308172 discloses a pipeline ice blockage detection device for a natural gas sub-conveying station, which can effectively control the distance between two partition boards through a bidirectional electric push rod so as to be applicable to pipelines with different specifications, and can effectively move on the pipeline through a first arc plate, a second ball, a second arc plate and a first ball so as to carry out pipeline multi-place measurement under the condition of not dismantling; but this patent also has the following problems: the pipeline of the natural gas sub-conveying station is generally arranged outdoors, so that dust and soil are easy to accumulate on the surface of the pipeline, and the measurement of the temperature of the pipeline can be influenced by the dust accumulation and the soil accumulation; meanwhile, after rainy days, rainwater can be attached to the surface of the pipeline, and at the moment, the accuracy of temperature measurement can be reduced by the attached rainwater, and finally the measurement result is influenced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a pipeline temperature detection device for a natural gas sub-station, which solves the following technical problems: the dust and soil accumulation on the surface of the pipe affects the measurement of the pipe temperature.
The aim of the utility model can be achieved by the following technical scheme:
the pipeline temperature detection device for the natural gas sub-conveying station comprises a fixed frame, wherein the fixed frame is arranged between a first lifting frame and a second lifting frame, fixing mechanisms are symmetrically arranged on two sides of the fixed frame, each fixing mechanism comprises a fixing arm, and a swing arm is fixedly arranged on a rotating shaft rotatably arranged at the bottom of each fixing arm;
the two fixing mechanisms are respectively provided with a temperature detection mechanism, the temperature detection mechanisms comprise an adjusting rod, a pipeline temperature sensor is arranged in a gasket fixedly arranged on one side of the adjusting rod, an adjusting groove is formed in one side of the bottom of the swinging arm, the adjusting rod is rotatably arranged in the adjusting groove through an adjusting shaft, and a piston rod of a rotary cylinder fixedly arranged on one side of the swinging arm is fixedly connected with the end part of the adjusting shaft;
the cleaning mechanism comprises a plurality of cleaning pipes, the cleaning pipes are mutually fixed through connecting shafts, cleaning shafts are fixed on two sides of one cleaning pipe, the two cleaning shafts are rotatably installed in cleaning grooves formed in the swing arms, and one side of the swing arm is fixedly provided with one end part of one cleaning shaft fixedly connected with two piston rods of a rotary cylinder.
As a further scheme of the utility model, one end of the rotating shaft is sleeved with a driving wheel, the driving wheel is in transmission connection with a driven wheel through a belt, the driven wheel is fixedly sleeved at the end part of a driven shaft which is rotatably arranged on a fixed arm, and the output shaft of a driving motor which is fixedly arranged at one side of the fixed arm is fixedly connected with the end part of the driven shaft.
As a further scheme of the utility model, a moving screw is rotatably arranged in a moving groove formed in the fixing frame, threads on two sides of the moving screw are symmetrically arranged along the middle part, fixing arms of two fixing mechanisms are respectively connected to two ends of the moving screw in a threaded manner, the fixing arms of the two fixing mechanisms are both slidably arranged in the moving groove, and a moving motor for driving the moving screw to rotate is arranged on one side in the fixing frame.
As a further scheme of the utility model, the bottoms of the first lifting frame and the second lifting frame are respectively provided with a blower, and the end parts of the cleaning pipes are respectively communicated with the blowers through connecting pipelines.
As a further scheme of the utility model, a plurality of fixing grooves are formed in the fixing arm, and auxiliary wheels are fixedly sleeved on fixing shafts rotatably arranged in the fixing grooves.
As a further scheme of the utility model, the bottoms of the first lifting frame and the second lifting frame are respectively provided with a moving mechanism, the moving mechanism comprises a fixed cover, and two moving wheels are arranged at the bottom of the fixed cover.
As a further scheme of the utility model, a lifting screw rod is rotatably arranged in a groove formed in one side of the first lifting frame, an output shaft of a lifting motor fixedly arranged at the top of the first lifting frame is fixedly connected with the end part of the lifting screw rod, a lifting groove is formed in one side, facing the first lifting frame, of the second lifting frame, one side of the fixing frame is in threaded connection with the lifting screw rod, and the other side of the fixing frame is slidably arranged in the lifting groove.
As a further scheme of the utility model, one side of the fixing frame is provided with a display for displaying temperature values of two pipeline temperature sensors, and the two pipeline temperature sensors are both in communication connection with the display.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the cleaning mechanism is arranged and used for removing dust and soil accumulated on the points to be measured on the two sides of the pipeline, so that the accumulated dust and soil are prevented from affecting the measurement of the pipeline temperature sensor, meanwhile, the cleaning mechanism can also remove rainwater attached to the pipeline, the precision of the pipeline temperature sensor in measurement is prevented from being reduced by the rainwater, errors on the measurement result are caused, the rotatable cleaning pipe can uniformly purge the points to be measured on the two sides of the pipeline, and the cleaning efficiency and the cleaning quality are improved;
the rotatable adjusting rod on the temperature detection mechanism can adjust the rotating angle of the adjusting rod according to different pipeline sizes, so that the gasket at the end part of the adjusting rod can be attached to the side wall of the pipeline, and further the pipeline temperature sensor in the gasket can be contacted with and attached to the side wall of the pipeline, the accuracy of a measurement result is improved, the temperature of pipelines with different sizes can be measured, and the practicability of the device is improved;
through setting up moving mechanism and liftable mount, make things convenient for operating personnel accessible to remove the wheel and promote the device and remove to different check points in pipeline both sides and detect, need not to dismantle repeatedly and can carry out the measurement of next check point temperature, improved the convenience of detecting, made things convenient for personnel's use.
Drawings
FIG. 1 shows a pipeline temperature detection device for a natural gas sub-station.
Fig. 2 is a schematic structural view of a moving mechanism in the present utility model.
Fig. 3 is a schematic structural view of the fixing mechanism in the present utility model.
Fig. 4 is a side view of the securing mechanism of the present utility model.
Fig. 5 is a schematic structural view of a swing arm according to the present utility model.
FIG. 6 is a schematic view of a cleaning mechanism according to the present utility model.
In the figure: 1. a fixing frame; 11. a moving groove; 12. moving the lead screw; 2. a first lifting frame; 21. a lifting motor; 22. lifting a screw rod; 3. a fixing mechanism; 31. a fixed arm; 32. a swing arm; 33. a rotating shaft; 34. an auxiliary wheel; 35. a fixing groove; 36. a driving motor; 37. a driving wheel; 38. a belt; 39. driven wheel; 310. an adjustment tank; 311. a cleaning tank; 4. a second lifting frame; 5. a moving mechanism; 51. a fixed cover; 52. a moving wheel; 6. a display; 7. a temperature detection mechanism; 71. an adjusting rod; 72. a gasket; 73. a first rotary cylinder; 74. a pipe temperature sensor; 8. a cleaning mechanism; 81. cleaning the tube; 82. cleaning the shaft; 83. a rotary cylinder II; 84. and a connecting shaft.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Referring to fig. 1-6, the utility model discloses a pipeline temperature detection device for a natural gas sub-transmission station, which comprises a fixed frame 1, wherein the fixed frame 1 is arranged between a first lifting frame 2 and a second lifting frame 4, the bottoms of the first lifting frame 2 and the second lifting frame 4 are respectively provided with a moving mechanism 5, and two sides of the fixed frame 1 are symmetrically provided with a fixing mechanism 3; the lifting screw 22 is rotationally installed in a groove formed in one side of the first lifting frame 2, the lifting motor 21 is fixedly installed at the top of the first lifting frame 2, the output shaft of the lifting motor 21 is fixedly connected with the end part of the lifting screw 22, the lifting groove is formed in one side, facing the first lifting frame 2, of the second lifting frame 4, one side of the fixing frame 1 is in threaded connection with the lifting screw 22, and the other side of the fixing frame is in sliding fit in the lifting groove.
Specifically, the moving mechanism 5 comprises a fixed cover 51, two moving wheels 52 are arranged at the bottom of the fixed cover 51, a worker conveniently drives the fixed frame 1 to move by pushing the first lifting frame 2 and the second lifting frame 4, the movement of the device is facilitated, the measurement of the next detection point is facilitated, and the first lifting frame 2 and the second lifting frame 4 are fixedly mounted on the fixed cover 51 of the two moving mechanisms 5 respectively.
The fixed mechanism 3 comprises a fixed arm 31, a rotating shaft 33 is rotatably arranged at the bottom of the fixed arm 31, a swing arm 32 is fixedly arranged on the rotating shaft 33, a driving wheel 37 is sleeved at one end of the rotating shaft 33, the driving wheel 37 is in transmission connection with a driven wheel 39 through a belt 38, the driven wheel 39 is fixedly sleeved on a driven shaft, the driven shaft is rotatably arranged on the fixed arm 31, a driving motor 36 is fixedly arranged at one side of the fixed arm 31, and an output shaft of the driving motor 36 is fixedly connected with the end part of the driven shaft;
the movable lead screw 12 is rotationally arranged in a movable groove 11 formed in the fixed frame 1, threads on two sides of the movable lead screw 12 are symmetrically arranged along the middle part, fixed arms 31 of the two fixed mechanisms 3 are respectively connected to two ends of the movable lead screw 12 in a threaded manner, the fixed arms 31 of the two fixed mechanisms 3 are both slidably arranged in the movable groove 11, a movable motor for driving the movable lead screw 12 to rotate is arranged on one side in the fixed frame 1, and an output shaft of the movable motor is fixedly connected with the end part of the movable lead screw 12; when one position of the pipeline is measured by the pipeline temperature sensor 74, the driving motor 36 drives the swing arm 32 to rotate reversely, so that the pipeline temperature sensor 74 is separated from two sides of the pipeline, meanwhile, the lifting motor 21 is started, the lifting motor 21 drives the fixing frame 1 to move upwards through the lifting screw 22, the device is pushed to move to the next detection point on two sides of the pipeline through the moving wheel 52, the temperature of the next detection point can be measured without repeated disassembly and assembly, the detection convenience is improved, and the use of personnel is facilitated;
the fixed arm 31 is provided with a plurality of fixed grooves 35, the fixed shafts are rotatably arranged in the fixed grooves 35, the fixed shafts are fixedly sleeved with the auxiliary wheels 34, the auxiliary wheels 34 are used for pushing the device to move through the moving wheels 52 directly at the position of the fine-tuning pipeline temperature sensor 74, lifting of the fixed frame 1 is not needed, and convenience of users is improved.
The two fixing mechanisms 3 are both provided with temperature detection mechanisms 7, the temperature detection mechanisms 7 comprise adjusting rods 71, gaskets 72 are fixedly arranged on one sides of the adjusting rods 71, pipeline temperature sensors 74 are arranged in the gaskets 72, adjusting grooves 310 are formed in one sides of the bottoms of the swinging arms 32, the adjusting rods 71 are rotatably arranged in the adjusting grooves 310 through adjusting shafts, first rotary cylinders 73 are fixedly arranged on one sides of the swinging arms 32, and piston rods of the first rotary cylinders 73 are fixedly connected with the ends of the adjusting shafts.
The swing arm 32 of two fixed establishment 3 is last all to be provided with clean mechanism 8, clean mechanism 8 includes a plurality of clean pipe 81, a plurality of clean pipe 81 are fixed each other through connecting axle 84, one of them clean pipe 81 both sides all are fixed with clean axle 82, still seted up clean groove 311 on the swing arm 32, two clean axles 82 all rotate and install in clean groove 311, still fixed mounting has revolving cylinder two 83 on one side of the swing arm 32, revolving cylinder two 83 piston rod fixed connection one of them clean axle 82 tip, first crane 2 and second crane 4 bottom all are provided with the air-blower, a plurality of clean pipe 81 tip all communicate with the air-blower through the connecting line. One side of the fixing frame 1 is provided with a display 6, the display 6 is used for displaying temperature values of two pipeline temperature sensors 74, and the two pipeline temperature sensors 74 are in communication connection with the display 6.
Referring to fig. 1 to 6, the working principle of the pipeline temperature detection device for the natural gas sub-transmission station of the utility model is as follows:
moving the pipeline temperature detection device to the position above the pipeline of the natural gas sub-conveying station, starting the lifting motor 21, driving the lifting screw rod 22 to rotate by the output shaft of the lifting motor 21, driving the fixing frame 1 to move on the first lifting frame 2 by the rotation of the lifting screw rod 22, and simultaneously sliding the other side of the fixing frame 1 on the lifting groove of the second lifting frame 4, so that the fixing frame 1 moves downwards to the position above the pipeline on the first lifting frame 2 and the second lifting frame 4;
when the cleaning mechanism 8 on the swinging arm 32 is close to one side of a pipeline, the blower is started to convey air to the cleaning pipes 81 through a plurality of connecting pipelines, the cleaning pipes 81 sweep rainwater or accumulated dust adhered to the temperature points on the side walls of the pipeline, the rotary cylinder II 83 is started, the piston rod of the rotary cylinder II drives the cleaning shaft 82 to rotate, and then the cleaning pipes 81 are driven to synchronously rotate along with the cleaning shaft 82, so that the cleaning pipes 81 can evenly sweep the temperature points on the two sides of the pipeline, the cleaning efficiency and the cleaning quality are improved, the contact between the pipeline temperature sensor 74 and the temperature points on the two sides of the pipeline is facilitated, the influence of the adhered rainwater or accumulated dust and soil on the measurement of the pipeline temperature sensor 74 on the temperature of the pipeline is avoided, and the error of a measurement result is caused, and the judgment of the final result is influenced;
when the cleaning mechanism 8 cleans the temperature points to be detected on two sides of the pipeline, according to the difference of the pipeline sizes, the first rotary cylinder 73 is started, the piston rod of the first rotary cylinder 73 drives the adjusting shaft to rotate and then drives the adjusting rod 71 to rotate, the gasket 72 at the end part of the adjusting rod 71 can be attached to the side wall of the pipeline, and then the pipeline temperature sensor 74 in the gasket 72 can be contacted with and attached to the side wall of the pipeline, at the moment, the driving motor 36 continuously drives the swinging arm 32 to rotate, the swinging arm 32 drives the two pipeline temperature sensors 74 to be contacted with and attached to two sides of the pipeline, the two pipeline temperature sensors 74 simultaneously measure the temperature of the pipeline, and the average value of the measured temperatures of the two pipeline temperature sensors 74 is the actual temperature of the pipeline, so that the measurement of the pipeline temperature is completed.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. The pipeline temperature detection device for the natural gas sub-conveying station comprises a fixed frame (1), and is characterized in that the fixed frame (1) is arranged between a first lifting frame (2) and a second lifting frame (4), fixing mechanisms (3) are symmetrically arranged on two sides of the fixed frame (1), each fixing mechanism (3) comprises a fixing arm (31), and a swing arm (32) is fixedly arranged on a rotating shaft (33) rotatably arranged at the bottom of each fixing arm (31);
the two fixing mechanisms (3) are respectively provided with a temperature detection mechanism (7), the temperature detection mechanisms (7) comprise an adjusting rod (71), a pipeline temperature sensor (74) is arranged in a gasket (72) fixedly arranged on one side of the adjusting rod (71), an adjusting groove (310) is formed in one side of the bottom of the swinging arm (32), the adjusting rod (71) is rotatably arranged in the adjusting groove (310) through an adjusting shaft, a rotary cylinder I (73) is fixedly arranged on one side of the swinging arm (32), and a piston rod of the rotary cylinder I (73) is fixedly connected with the end part of the adjusting shaft;
the cleaning mechanism comprises two cleaning mechanisms (8) arranged on swing arms (32) of the fixing mechanism (3), wherein each cleaning mechanism (8) comprises a plurality of cleaning pipes (81), the cleaning pipes (81) are mutually fixed through connecting shafts (84), cleaning shafts (82) are fixed on two sides of one cleaning pipe (81), the two cleaning shafts (82) are rotatably arranged in cleaning grooves (311) formed in the swing arms (32), a rotary cylinder II (83) is fixedly arranged on one side of the swing arms (32), and the end part of one cleaning shaft (82) is fixedly connected with a piston rod of the rotary cylinder II (83).
2. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein a driving wheel (37) is sleeved at one end of the rotating shaft (33), the driving wheel (37) is in transmission connection with a driven wheel (39) through a belt (38), the driven wheel (39) is fixedly sleeved at the end part of a driven shaft which is rotatably arranged on the fixed arm (31), and the output shaft of a driving motor (36) fixedly arranged at one side of the fixed arm (31) is fixedly connected with the end part of the driven shaft.
3. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein a moving screw (12) is rotatably installed in a moving groove (11) formed in the fixing frame (1), threads on two sides of the moving screw (12) are symmetrically arranged along the middle, fixing arms (31) of two fixing mechanisms (3) are respectively in threaded connection with two ends of the moving screw (12), the fixing arms (31) of the two fixing mechanisms (3) are slidably installed in the moving groove (11), and a moving motor for driving the moving screw (12) to rotate is arranged on one side in the fixing frame (1).
4. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein blowers are arranged at the bottoms of the first lifting frame (2) and the second lifting frame (4), and the ends of the cleaning pipes (81) are communicated with the blowers through connecting pipelines.
5. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein a plurality of fixing grooves (35) are formed in the fixing arm (31), and auxiliary wheels (34) are fixedly sleeved on fixing shafts rotatably installed in the fixing grooves (35).
6. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein the bottoms of the first lifting frame (2) and the second lifting frame (4) are respectively provided with a moving mechanism (5), the moving mechanism (5) comprises a fixed cover (51), and two moving wheels (52) are arranged at the bottom of the fixed cover (51).
7. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein a lifting screw (22) is rotatably installed in a groove formed in one side of the first lifting frame (2), an output shaft of a lifting motor (21) fixedly installed at the top of the first lifting frame (2) is fixedly connected with the end part of the lifting screw (22), a lifting groove is formed in one side, facing the first lifting frame (2), of the second lifting frame (4), one side of the fixing frame (1) is connected to the lifting screw (22) in a threaded manner, and the other side of the fixing frame is slidably installed in the lifting groove.
8. The pipeline temperature detection device for the natural gas sub-transmission station according to claim 1, wherein a display (6) for displaying temperature values of two pipeline temperature sensors (74) is arranged on one side of the fixing frame (1), and the two pipeline temperature sensors (74) are in communication connection with the display (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211081091.7A CN115452175B (en) | 2022-09-05 | 2022-09-05 | Pipeline temperature detection device for natural gas sub-station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211081091.7A CN115452175B (en) | 2022-09-05 | 2022-09-05 | Pipeline temperature detection device for natural gas sub-station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115452175A CN115452175A (en) | 2022-12-09 |
| CN115452175B true CN115452175B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211081091.7A Active CN115452175B (en) | 2022-09-05 | 2022-09-05 | Pipeline temperature detection device for natural gas sub-station |
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| CN107649470A (en) * | 2017-09-19 | 2018-02-02 | 山东大学 | A kind of pipeline cleaning robot and method for being suitable for different tube diameters change |
| WO2019074040A1 (en) * | 2017-10-12 | 2019-04-18 | 日立造船株式会社 | Cleaning apparatus |
| CN209792181U (en) * | 2019-04-08 | 2019-12-17 | 王斌 | Multifunctional natural gas pipeline cleaning device |
| CN111744893A (en) * | 2020-06-12 | 2020-10-09 | 江苏中圣管道工程技术有限公司 | Deicing and defrosting method for LNG low-temperature pipeline and special purging device |
| CN113333399A (en) * | 2021-08-09 | 2021-09-03 | 山东柏源技术有限公司 | Pipeline cleaning device for oil exploration and working method thereof |
| CN215984942U (en) * | 2021-11-09 | 2022-03-08 | 张海波 | Pipeline ice blockage detection device for natural gas separate transportation station |
| CN216382826U (en) * | 2021-12-22 | 2022-04-26 | 牟博 | Automatic temperature detector for oil and gas conveying pipeline |
| CN114798620A (en) * | 2022-06-30 | 2022-07-29 | 中国海洋大学 | Become pipe diameter cleaning robot |
-
2022
- 2022-09-05 CN CN202211081091.7A patent/CN115452175B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107649470A (en) * | 2017-09-19 | 2018-02-02 | 山东大学 | A kind of pipeline cleaning robot and method for being suitable for different tube diameters change |
| WO2019074040A1 (en) * | 2017-10-12 | 2019-04-18 | 日立造船株式会社 | Cleaning apparatus |
| CN209792181U (en) * | 2019-04-08 | 2019-12-17 | 王斌 | Multifunctional natural gas pipeline cleaning device |
| CN111744893A (en) * | 2020-06-12 | 2020-10-09 | 江苏中圣管道工程技术有限公司 | Deicing and defrosting method for LNG low-temperature pipeline and special purging device |
| CN113333399A (en) * | 2021-08-09 | 2021-09-03 | 山东柏源技术有限公司 | Pipeline cleaning device for oil exploration and working method thereof |
| CN215984942U (en) * | 2021-11-09 | 2022-03-08 | 张海波 | Pipeline ice blockage detection device for natural gas separate transportation station |
| CN216382826U (en) * | 2021-12-22 | 2022-04-26 | 牟博 | Automatic temperature detector for oil and gas conveying pipeline |
| CN114798620A (en) * | 2022-06-30 | 2022-07-29 | 中国海洋大学 | Become pipe diameter cleaning robot |
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| CN115452175A (en) | 2022-12-09 |
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