Cleaning ball damage detection device for pipeline dirt removal

Abstract

The utility model relates to the technical field of cleaning ball damage detection, in particular to a cleaning ball damage detection device for pipeline dirt removal, which comprises a detection pipeline, a first ball valve, a second ball valve, an inflation pipeline, a first pressure sensor and a second pressure sensor. The first ball valve and the second ball valve are located at the two ends of the detection pipeline respectively, the cleaning ball, the diaphragm, the first ball valve and the second ball valve divide an inner cavity of the detection pipeline into three areas, and one end of the inflation pipeline is communicated with one area of the inner cavity of the detection pipeline. The first pressure sensor and the second pressure sensor are installed in the other two areas of the inner cavity of the detection pipeline respectively. Whether the cleaning ball is damaged or not is judged according to whether the readings of the two pressure sensors change or not, the risk that the cleaning ball is stuck in a detection pipeline can be reduced, meanwhile, manual judgment is not needed, and the detection efficiency and the accurate detection precision of cleaning ball damage detection are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cleaning ball damage detection device for pipeline dirt removal belongs to the technical field of cleaning ball damage detection. BACKGROUND

[0002] Pipeline dirt removal refers to the process of removing dirt from the inner wall of the pipeline to restore the material itself. The commonly used pipeline dirt removal method is: cleaning ball removes pipeline dirt, the cleaning ball is put into the pipeline to be cleaned, the annular diaphragm on the outer periphery of the cleaning ball is in interference fit with the inner wall of the pipeline, and the dirt on the inner wall of the pipeline is removed by moving and flushing the cleaning ball in the pipeline. However, in the process of removing the pipeline by using the cleaning ball, the diaphragm on the cleaning ball will continuously rub against the inner wall of the pipeline to be cleaned, causing the diaphragm to be damaged, and further causing the cleaning ball to be damaged. As a result, a gap will appear between the cleaning ball and the inner wall of the pipeline, which will prevent the cleaning ball from moving in the pipeline, affecting the cleaning effect of the dirt on the inner wall of the pipeline, and causing the cleaning ball to be stuck in the pipeline, which is difficult to remove. Therefore, there is an urgent need to provide a cleaning ball damage detection device for pipeline cleaning.

[0003] Currently, the detection methods for cleaning ball damage include:

[0004] 1. The stuck method, the cleaning ball is put into the pipeline, and the cleaning ball is driven to move in the pipeline by inflation. If the cleaning ball cannot move, it indicates that the cleaning ball is damaged.

[0005] 2. The manual method, whether the cleaning ball is damaged is determined by manual visual inspection.

[0006] However, the stuck method is prone to cause the cleaning ball to be stuck in the pipeline, and the stuck cleaning ball is often difficult to remove, which will affect the detection efficiency of the cleaning ball damage detection, and the manual method is prone to error, which will affect the detection accuracy of the cleaning ball damage detection. UTILITY MODEL CONTENTS

[0007] In view of the above-mentioned shortcomings in the existing production technology, the present application provides a cleaning ball damage detection device for pipeline dirt removal, which can improve the detection efficiency and accuracy of the cleaning ball damage detection by improving the cleaning ball damage detection method.

[0008] The technical solution adopted by the utility model is as follows:

[0009] The utility model provides a kind of cleaning ball damage detection device for pipeline fouling removal, comprising: detection pipeline, first ball valve, second ball valve, inflatable pipeline, first pressure sensor and second pressure sensor, the detection pipeline is provided with cleaning ball, and the cleaning ball is interference fit with the inner wall of the detection pipeline by diaphragm, the first ball valve, the second ball valve are located at the two ends of the detection pipeline respectively, the first ball valve, the second ball valve are connected with the detection pipeline, the cleaning ball, the diaphragm, the first ball valve and the second ball valve divide the inner cavity of the detection pipeline into three regions, one end of the inflatable pipeline is communicated with one region of the inner cavity of the detection pipeline, the other end of the inflatable pipeline is provided with air pump, regulating valve and first electromagnetic valve are connected in series on the inflatable pipeline, the first pressure sensor, the second pressure sensor are installed in other two regions of the inner cavity of the detection pipeline respectively, and are used to detect the pressure of other two regions of the inner cavity of the detection pipeline respectively.

[0010] Therefore, in detection, whether the cleaning ball is damaged is judged by observing the readings of the first pressure sensor and the second pressure sensor, and whether the readings of the two pressure sensors change, compared with the existing stuck mode and artificial mode, the mode is simple in structure, easy to operate, can reduce the risk of cleaning ball stuck in detection pipeline, and without artificial judgment, to improve the detection efficiency and precision of cleaning ball damage detection.

[0011] As a further improvement of the above technical solution: the diaphragm is provided with two, two diaphragms are installed at the two ends of the outer circumferential surface of the cleaning ball, and the diaphragm is annular; The cross section of the middle region of the cleaning ball is recessed towards the axis of the cleaning ball.

[0012] As a further improvement of the above technical solution: the region formed between the inner wall of the detection pipeline, the cleaning ball and two diaphragms is the first region, one end of the inflatable pipeline is communicated with the first region; The region formed between the inner wall of the detection pipeline, the cleaning ball and one diaphragm is the second region, and the first pressure sensor is used to detect the pressure of the second region; The region formed between the inner wall of the detection pipeline, the cleaning ball and another diaphragm is the third region, and the second pressure sensor is used to detect the pressure of the third region.

[0013] As a further improvement of the above technical solution: further comprising: a third pressure sensor, the third pressure sensor is installed in the first region of the inner cavity of the detection pipeline, and is used to detect the pressure of the first region.

[0014] As a further improvement of the above technical solution: further comprising: a proximity sensor, the proximity sensor is installed in the second area or the third area, and is used for detecting whether the cleaning ball is located in the first area.

[0015] As a further improvement of the above technical solution: further comprising: an exhaust pipeline, the exhaust pipeline has three inlet ends and one outlet end, the three inlet ends of the exhaust pipeline are communicated with the first area, the second area and the third area respectively; a second electromagnetic valve is connected in series on the exhaust pipeline.

[0016] As a further improvement of the above technical solution: the exhaust pipeline comprises: a first exhaust sub-pipeline, the inlet end of the first exhaust sub-pipeline is communicated with the first port of the cross four-way.

[0017] As a further improvement of the above technical solution: the exhaust pipeline further comprises: a second exhaust sub-pipeline, a third exhaust sub-pipeline and a fourth exhaust sub-pipeline, two ends of the second exhaust sub-pipeline are respectively communicated with the second port of the cross four-way and the second area, two ends of the third exhaust sub-pipeline are respectively communicated with the third port of the cross four-way and the first area, and two ends of the fourth exhaust sub-pipeline are respectively communicated with the fourth port of the cross four-way and the third area.

[0018] As a further improvement of the above technical solution: further comprising: a first pressure gauge, the first pressure gauge is installed in the second area and is used for detecting the pressure of the second area.

[0019] As a further improvement of the above technical solution: further comprising: a second pressure gauge, the second pressure gauge is installed in the third area and is used for detecting the pressure of the third area.

[0020] The beneficial effects of the utility model are as follows:

[0021] In the detection, the reading of the first pressure sensor and the second pressure sensor is observed, and whether the cleaning ball is damaged is judged according to whether the reading of the two pressure sensors changes, compared with the existing stuck mode and manual mode, the mode is simple in structure, convenient to operate, can reduce the risk that the cleaning ball is stuck in the detection pipeline, and simultaneously, manual judgment is not needed, so as to improve the detection efficiency and precision accuracy of the cleaning ball damage detection.

[0022] The utility model also has the following advantages:

[0023] 1、 the proximity sensor can induct whether the cleaning ball reaches the middle position of the detection pipeline, so as to judge whether the damage detection of the cleaning ball is started.

[0024] 2. The utility model discloses a first ball valve, second ball valve ensure that the detection pipeline is in airtight state to ensure that the gas in the detection pipeline does not leak in the detection process, further improve the detection precision of the cleaning ball damage detection. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is the front view of the cleaning ball damage detection device for pipeline cleaning of the utility model;

[0026] Figure 2 It is the top view of the cleaning ball damage detection device for pipeline cleaning of the utility model;

[0027] Figure 3 It is the section view of the first perspective of the cleaning ball damage detection device for pipeline cleaning of the utility model;

[0028] Figure 4 It is the section view of the second perspective of the cleaning ball damage detection device for pipeline cleaning of the utility model;

[0029] Figure 5 It is the section view of the third perspective of the cleaning ball damage detection device for pipeline cleaning of the utility model;

[0030] Figure 6 It is the structure diagram of the cleaning ball of the utility model;

[0031] Figure 7 It is the section view of the cleaning ball of the utility model.

[0032] Among them: 1, detection pipeline;

[0033] 2, cleaning ball;

[0034] 201, diaphragm;

[0035] 3, inflation pipeline;

[0036] 4, regulating valve;

[0037] 5, first electromagnetic valve;

[0038] 6, first pressure sensor;

[0039] 7, second pressure sensor;

[0040] 8, third pressure sensor;

[0041] 9, exhaust pipeline;

[0042] 901, first exhaust sub-pipeline; 902, second exhaust sub-pipeline; 903, third exhaust sub-pipeline; 904, fourth exhaust sub-pipeline;

[0043] 10. Second solenoid valve;

[0044] 11. Cross four-way;

[0045] 12. First pressure gauge;

[0046] 13. Second pressure gauge;

[0047] 14. Proximity sensor;

[0048] 15. First ball valve;

[0049] 16. Second ball valve. DETAILED DESCRIPTION

[0050] The specific implementation of the present application will be described below in conjunction with the accompanying drawings.

[0051] As Figures 1 to 7 shown, it is the optimal embodiment of the present application, the cleaning ball damage detection device for pipeline fouling removal, comprising: detection pipeline 1, first ball valve 15, second ball valve 16, inflation pipeline 3, first pressure sensor 6 and second pressure sensor 7, the detection pipeline 1 is provided with cleaning ball 2, and the cleaning ball 2 is in interference fit with the inner wall of the detection pipeline 1 through the diaphragm 201, the first ball valve 15 and the second ball valve 16 are located at both ends of the detection pipeline 1, the first ball valve 15 and the second ball valve 16 are connected with the detection pipeline 1, the cleaning ball 2, the diaphragm 201, the first ball valve 15 and the second ball valve 16 divide the inner cavity of the detection pipeline 1 into three areas, one end of the inflation pipeline 3 is communicated with one area of the inner cavity of the detection pipeline 1, the other end of the inflation pipeline 3 is provided with a gas pump (not shown in the figure), the inflation pipeline 3 is connected with the adjusting valve 4 and the first solenoid valve 5 in series, the first pressure sensor 6 and the second pressure sensor 7 are respectively installed in the other two areas of the inner cavity of the detection pipeline 1, and are respectively used for detecting the pressure of the other two areas of the inner cavity of the detection pipeline 1. Thus, during detection, the readings of the first pressure sensor 6 and the second pressure sensor 7 are observed, and whether the cleaning ball 2 is damaged is judged according to whether the readings of the two pressure sensors (i.e. the first pressure sensor 6 and the second pressure sensor 7) change, compared with the existing stuck mode and manual mode, the mode has simple structure, is convenient to operate, can reduce the risk of the cleaning ball 2 stuck in the detection pipeline 1, and at the same time, manual judgment is not required, so as to improve the detection efficiency and precision of the cleaning ball 2 damage detection.

[0052] It should be noted that, since the diaphragm 201 is in interference fit with the detection pipeline 1, the damage of the cleaning ball 2 is mainly the damage of the diaphragm 201, and since the diaphragm 201 is damaged, the air tightness of the two areas on both sides of the diaphragm 201 in the detection pipeline 1 changes, and then the pressure of the two areas on both sides of the diaphragm 201 in the detection pipeline 1 changes, so that whether the diaphragm 201 changes can be detected by observing whether the reading of the first pressure sensor 6 or the second pressure sensor 7 changes, and whether the cleaning ball 2 is damaged can be indicated.

[0053] Specifically, the first ball valve 15 and the second ball valve 16 ensure that the detection pipeline 1 is in a sealed state, so as to ensure that the gas in the detection pipeline 1 does not leak during the detection process, and further improve the detection accuracy of the damage detection of the cleaning ball 2.

[0054] In the embodiment, two diaphragms 201 are provided, and the two diaphragms 201 are respectively installed at two ends of the outer circumferential surface of the cleaning ball 2, and the diaphragm 201 is a circular ring; the cross section of the middle area of the cleaning ball 2 is recessed towards the side close to the axis of the cleaning ball 2; the area formed between the inner wall of the detection pipeline 1, the cleaning ball 2 and the two diaphragms 201 is a first area, and one end of the inflation pipeline 3 is in communication with the first area; the area formed between the inner wall of the detection pipeline 1, the cleaning ball 2 and one diaphragm 201 is a second area, and the first pressure sensor 6 is used to detect the pressure of the second area; the area formed between the inner wall of the detection pipeline 1, the cleaning ball 2 and the other diaphragm 201 is a third area, and the second pressure sensor 7 is used to detect the pressure of the third area. Specifically, the second area and the third area are respectively located on both sides of the first area.

[0055] In the embodiment, a third pressure sensor 8 is further included, the third pressure sensor 8 is installed in the first area of the inner cavity of the detection pipeline 1, and is used to detect the pressure of the first area.

[0056] In the embodiment, a proximity sensor 14 is further included, the proximity sensor 14 is installed in the second area or the third area, and is used to detect whether the cleaning ball 2 is located in the first area. Thus, whether the cleaning ball 2 reaches the middle position of the detection pipeline 1 can be sensed by the proximity sensor 14, so as to determine whether to start the damage detection of the cleaning ball 2.

[0057] In the embodiment, further comprising: an exhaust pipeline 9, the exhaust pipeline 9 has three inlet ends and one outlet end, the three inlet ends of the exhaust pipeline 9 are communicated with the first area, the second area and the third area respectively; the second electromagnetic valve 10 is connected in series on the exhaust pipeline 9; the exhaust pipeline 9 comprises: a first exhaust sub-pipeline 901, a second exhaust sub-pipeline 902, a third exhaust sub-pipeline 903 and a fourth exhaust sub-pipeline 904, the inlet end of the first exhaust sub-pipeline 901 is communicated with the first port of the cross four-way pipe 11, the two ends of the second exhaust sub-pipeline 902 are communicated with the second port of the cross four-way pipe 11 and the second area respectively, the two ends of the third exhaust sub-pipeline 903 are communicated with the third port of the cross four-way pipe 11 and the first area respectively, and the two ends of the fourth exhaust sub-pipeline 904 are communicated with the fourth port of the cross four-way pipe 11 and the third area respectively.

[0058] In the embodiment, further comprising: a first pressure gauge 12 and a second pressure gauge 13, the first pressure gauge 12 is installed in the second area and is used for detecting the pressure of the second area, and the second pressure gauge 13 is installed in the third area and is used for detecting the pressure of the third area.

[0059] The detection process of the cleaning ball 2 is as follows: firstly, the first ball valve 15 and the second ball valve 16 are opened, so that the cleaning ball 2 to be detected is introduced into the detection pipeline 1, and the position of the cleaning ball 2 is sensed in real time by the proximity sensor 14, until the cleaning ball 2 is in the middle area of the detection pipeline 1, then the first ball valve 15 and the second ball valve 16 are closed.

[0060] Then, the second electromagnetic valve 10 is opened, the exhaust is discharged outward through the cross four-way pipe 11, and the readings of the first pressure gauge 12 and the second pressure gauge 13 are observed in real time, until the readings of the first pressure gauge 12 and the second pressure gauge 13 are the values corresponding to the standard atmospheric pressure, then the second electromagnetic valve 10 is closed.

[0061] Then, the air pump is started and the first electromagnetic valve 5 is opened, so that the air is introduced into the detection pipeline 1, after the air is introduced, the adjusting valve 4 is opened, the air pressure in the detection pipeline 1 is controlled at a preset value (for example, the preset value of the detection pipeline 1 with DN100 is 0.1MPa), and the reading of the third pressure sensor 8 is the preset value (the purpose is to ensure that the air pressure is stable and the accuracy of the damage detection result of the cleaning ball 2).

[0062] Finally, after a period of time, the readings of the first pressure sensor 6 and the second pressure sensor 7 are observed, if the readings of the first pressure sensor 6 and the second pressure sensor 7 are the values corresponding to the standard atmospheric pressure or lower than the preset value, it indicates that the diaphragm 201 is not damaged, and the cleaning ball 2 is not damaged, if the readings of the first pressure sensor 6 and the second pressure sensor 7 are higher than the preset value, it indicates that the diaphragm 201 is damaged, and the cleaning ball 2 is damaged.

[0063] In summary, the utility model discloses in detection, through the observation first pressure sensor 6, second pressure sensor 7's reading, and according to two pressure sensor's reading whether the change judges the cleaning ball 2 whether the damage occurs, compared with the current stuck mode and manual mode, this mode simple structure, it is convenient to operate, can reduce the risk of cleaning ball 2 in the detection pipeline 1 stuck, simultaneously, without manual judgment, to improve the detection efficiency and the precision accuracy of cleaning ball 2 damage detection.

[0064] The above description is an explanation of the utility model, not a limitation of the utility model, the range defined by the utility model is seen the claim, within the protection scope of the utility model, can make any form's modification.

Claims

1. A device for detecting damage to a cleaning ball used for removing scale from pipes, characterized in that, include: A detection pipe (1) is provided inside the detection pipe (1), and the cleaning ball (2) is press-fitted with the inner wall of the detection pipe (1) through a diaphragm (201); The first ball valve (15) and the second ball valve (16) are located at both ends of the detection pipe (1). The first ball valve (15) and the second ball valve (16) are connected to the detection pipe (1). The cleaning ball (2), the diaphragm (201), the first ball valve (15) and the second ball valve (16) divide the inner cavity of the detection pipe (1) into three areas. An inflation pipe (3) is provided, one end of which is connected to a region of the inner cavity of the detection pipe (1), and the other end of the inflation pipe (3) is provided with an air pump. A regulating valve (4) and a first solenoid valve (5) are connected in series on the inflation pipe (3). The first pressure sensor (6) and the second pressure sensor (7) are respectively installed in two other areas of the inner cavity of the detection pipe (1) and are used to detect the pressure in the other two areas of the inner cavity of the detection pipe (1).

2. The cleaning ball damage detection device for pipe fouling removal as described in claim 1, characterized in that: Two diaphragms (201) are provided, and the two diaphragms (201) are respectively installed at both ends of the outer peripheral surface of the cleaning ball (2), and the diaphragms (201) are annular; The cross section of the middle region of the cleaning ball (2) is concave towards the axis of the cleaning ball (2).

3. The cleaning ball damage detection device for pipe fouling removal as described in claim 2, characterized in that: The area formed between the inner wall of the detection pipe (1), the cleaning ball (2), and the two diaphragms (201) is the first area, and one end of the inflation pipe (3) is connected to the first area; The area formed between the inner wall of the detection pipe (1), the cleaning ball (2), and a diaphragm (201) is a second region, and the first pressure sensor (6) is used to detect the pressure in the second region; The area formed between the inner wall of the detection pipe (1), the cleaning ball (2), and another diaphragm (201) is a third region, and the second pressure sensor (7) is used to detect the pressure in the third region.

4. The cleaning ball damage detection device for pipe fouling removal as described in claim 3, characterized in that: Also includes: The third pressure sensor (8) is installed in the first region of the inner cavity of the detection pipe (1) and is used to detect the pressure in the first region.

5. The cleaning ball damage detection device for pipe fouling removal as described in claim 3, characterized in that: Also includes: A proximity sensor (14) is installed in a second or third region and is used to detect whether the cleaning ball (2) is located in the first region.

6. The cleaning ball damage detection device for pipe fouling removal as described in claim 3, characterized in that: Also includes: An exhaust pipe (9) has three inlet ends and one outlet end, and the three inlet ends of the exhaust pipe (9) are respectively connected to a first region, a second region and a third region; A second solenoid valve (10) is connected in series on the exhaust pipe (9).

7. The cleaning ball damage detection device for pipe fouling removal as described in claim 6, characterized in that: The exhaust pipe (9) includes: The first exhaust sub-pipe (901) has its inlet end connected to the first port of the cross four-way (11).

8. The cleaning ball damage detection device for pipe fouling removal as described in claim 7, characterized in that: The exhaust pipe (9) also includes: The second exhaust sub-pipe (902), the third exhaust sub-pipe (903), and the fourth exhaust sub-pipe (904) are respectively connected to the second port and the second area of ​​the cross four-way (11) at both ends. The third exhaust sub-pipe (903) is respectively connected to the third port and the first area of ​​the cross four-way (11) at both ends. The fourth exhaust sub-pipe (904) is respectively connected to the fourth port and the third area of ​​the cross four-way (11).

9. The cleaning ball damage detection device for pipe fouling removal as described in claim 3, characterized in that: Also includes: A first pressure gauge (12) is installed in the second area and is used to detect the pressure in the second area.

10. The cleaning ball damage detection device for pipe fouling removal as described in claim 3, characterized in that: Also includes: The second pressure gauge (13) is installed in the third region and is used to detect the pressure in the third region.

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