Rapid sampling device for lubricating oil of wind power equipment

Abstract

The invention relates to the technical field of lubricating oil sampling equipment, and discloses a wind power equipment lubricating oil rapid sampling device which comprises a sampling device, the bottom of the sampling device is fixedly connected with a connecting port, the side face of the sampling device is fixedly connected with a monitoring device, the top of the monitoring device is provided with a sealing cover plate, and the sampling device is movably connected with the sealing cover plate. A spiral cover plate is arranged on the sampling device, the spiral cover plate is in threaded connection with the sampling device, and the sampling device comprises a sampling shell and a limiting ring; the fixing device arranged on the device is very convenient to mount and dismount, in the actual use process, the sealing performance of the device can be improved, lubricating liquid is greatly protected against external pollution, and meanwhile the fixing device is more convenient to clean; the arranged sealer can be used for quickly sealing after sampling, so that the state of the sample fits the use state, and the detection result cannot be influenced by external pollution.

Description

Technical Field

[0001] The invention relates to the technical field of lubricating oil sampling equipment, in particular to a fast sampling device for lubricating oil of wind power equipment. Background Art

[0002] The monitoring of lubrication and wear status and fault diagnosis of wind power equipment is one of the important tasks to ensure the operation of wind turbines. In particular, for wind turbine gearboxes and hydraulic station mechanical equipment, in order to understand their lubrication conditions, the lubricating oil in use of gearboxes and hydraulic station mechanical equipment needs to be regularly inspected. Through the detection and analysis of the lubricating oil in use, on the one hand, it can effectively analyze the quality status of the lubricating oil in use, determine whether the oil sample can continue to be used and when to change the oil, so as to ensure the effective lubrication of the equipment; on the other hand, it can effectively analyze and judge the wear status of the equipment and the causes of wear failures, provide reference information for the maintenance and maintenance of the equipment, and ensure the safe operation of wind turbines.

[0003] Application number CN202121986998.9 discloses a rapid sampling device for lubricating oil of wind power equipment, including a shell, a cleaning oil bottle pipeline, a sampling circuit pipeline, a sampling pipeline, a cleaning oil bottle and a sampling tube. The shell is provided with a power switch, a mode control button, a power module, a vacuum pump and a two-position three-way valve. The sampling device is set to the self-cleaning mode and the sampling mode by controlling the two-position three-way valve through the mode control button, and rapid sampling and self-cleaning are achieved through the vacuum pump. The rapid sampling device for lubricating oil of wind power equipment provided by this device can achieve rapid sampling, and can self-clean the sampling pipeline to avoid contamination of the oil sample to be tested, thereby improving the sampling efficiency and the accuracy of oil sample detection.

[0004] The traditional sampling device has some shortcomings in terms of internal sealing, especially the inability to quickly seal before and after sampling, which can easily cause contamination to the lubricating oil and affect the test results of the sample. At the same time, the current device is not easy to clean and is extremely inconvenient to use. Summary of the invention

[0005] In order to overcome the above-mentioned defects of the prior art, the present invention provides a rapid sampling device for lubricating oil of wind power equipment to solve the problems existing in the above-mentioned background technology.

[0006] The present invention provides the following technical solution: a rapid sampling device for lubricating oil of wind power equipment, comprising a sampling device, a connecting port is fixedly connected to the bottom of the sampling device, a monitoring device is fixedly connected to the side of the sampling device, a sealing cover plate is arranged on the top of the monitoring device, the sampling device is movably connected to the sealing cover plate, a spiral cover plate is arranged on the sampling device, the spiral cover plate is threadedly connected to the sampling device, and the sampling device comprises a sampling shell and a limit ring.

[0007] Furthermore, a connection notch is provided at the bottom of the sampling housing, the connection notch is fixedly connected to the connection port, and a fixing ring is provided inside the sampling housing.

[0008] Furthermore, a fixing device is provided on the side of the limiting ring, which includes a connecting block, a connecting spring is fixedly connected to the side of the connecting block, the other side of the connecting spring is fixedly connected to the limiting ring, the bottom of the connecting block is fixedly connected to a fixing plate, the bottom of the fixing plate is fixedly connected to a meniscus, and the side of the meniscus is fixedly connected to the limiting block.

[0009] Furthermore, a connecting plate is provided on the side of the limiting ring, a sealer is provided on the side of the connecting plate, the sealer includes a connecting ring, a spring damper is fixedly connected to the bottom of the connecting ring, a fixed block is fixedly connected to the bottom of the spring damper, a connecting rod is provided at the center of the spring damper and the fixed block, and the connecting rod is movably connected to the spring damper and the fixed block.

[0010] Furthermore, a liquid collection device is provided at the bottom of the connecting plate, and the liquid collection device includes a connecting plate, a liquid outlet is provided at the center of the connecting plate, a No. 3 groove is provided on the connecting plate, a connecting column is fixedly connected to the bottom of the connecting plate, a fixed plate is fixedly connected to the bottom of the connecting column, a No. 2 groove is provided on the connecting column, and a No. 1 groove is provided on the side of the connecting plate.

[0011] Furthermore, the fixed block is fixedly connected to the sealing cover plate, the bottom of the connecting rod is fixedly connected to rod No. 1, the side of the rod No. 1 is provided with rod No. 2, the end face of the rod No. 2 is provided with a liquid outlet, the spring damper, the fixed block and the connecting rod are arranged inside the connecting plate, the bottom of the liquid outlet is fixedly connected to a conical block, the fixed plate is arranged at the No. 3 groove, the limit block is arranged at the No. 2 groove and is movably connected to the No. 2 groove, and the No. 1 rod and the No. 2 rod are arranged at the No. 1 groove.

[0012] Furthermore, a liquid collection tube is arranged at the center of the limiting ring, and the liquid collection tube includes a tube body, and a limiter and a fixer are fixedly connected to the tube body. The limiter is arranged at the center of the tube body, and a movable rod is arranged inside the tube body, and the movable rod is movably connected to the tube body.

[0013] When in use, the fixing device can be placed into the fixing ring inside the sampling shell, the fixing ring will squeeze the connecting block toward the limiting ring, the connecting spring will convert the pressure applied by the connecting block into the elastic force of the connecting spring, and the fixing plate will move inward with the connecting block during the movement of the connecting block, and the meniscus and the limiting block at the bottom of the fixing plate will also move inward. The fixing plate will contact the No. 3 groove on the connecting disk during the movement, and the limiting block at the bottom of the fixing plate will contact the No. 2 groove on the connecting column and block the No. 2 groove, so that the entire device can only extract the lubricating fluid through the liquid outlet. In actual use, the sealing performance of the device can be improved, and the lubricating fluid can be greatly protected from external contamination. The structure of the fixing device is easier to fix inside the sampling shell, and it is also more convenient to clean.

[0014] When extracting the lubricating liquid, first open the sealing cover plate, then rotate the spiral cover plate to open, and extend the liquid collection tube into the interior of the sampling shell by aligning it with the limit ring. During the extension process, the limiter will contact the sealer and push the sealer downward. The fixed block is fixedly connected to the connecting plate. During the downward movement of the connecting ring, the connecting rod arranged inside the fixed block will be driven to move downward, and then the No. 1 rod and the No. 2 rod will be driven to move downward. A liquid outlet is arranged at the end face of the No. 2 rod. The No. 2 rod will gradually move away from the liquid outlet area at the liquid outlet when it moves downward. The tube body is aligned with the liquid outlet, and the movable rod is pulled to complete the extraction of the lubricating liquid. After that, the liquid collection tube is pulled out, and the connecting ring moves upward, so that the connecting rod, the No. 1 rod and the No. 2 rod move upward, and the No. 2 rod just covers the liquid outlet. The device can quickly extract the lubricating liquid, and at the same time, it can ensure the sealing environment of the lubricating liquid before and after the extraction, and ensure that the state of the sample fits the use state and will not be contaminated by the outside to affect the test result.

[0015] Furthermore, a monitoring device is provided inside the monitoring device, which can monitor the amount of lubricating oil inside the sampling device and the amount extracted by the liquid collection pipe in real time.

[0016] Beneficial effects:

[0017] 1. The rapid sampling device for lubricating oil of wind power equipment, when in use, the fixing device can be placed into the fixing ring inside the sampling housing, the fixing ring will squeeze the connecting block toward the limiting ring, the connecting spring will convert the pressure applied by the connecting block into the elastic force of the connecting spring, the fixing plate moves inward with the connecting block during the movement of the connecting block, the meniscus and the limiting block at the bottom of the fixing plate also move inward, the fixing plate will contact the No. 3 groove on the connecting disk during the movement, the limiting block at the bottom of the fixing plate will contact the No. 2 groove on the connecting column and block the No. 2 groove, so that the entire device can only extract the lubricating fluid through the liquid outlet, in actual use, it can improve the sealing of the device, greatly protect the lubricating fluid from being contaminated by the outside, the structure of the fixing device is easier to fix inside the sampling housing, and it is also more convenient to clean.

[0018] 2. The rapid sampling device for lubricating oil of wind power equipment, when sampling, first open the sealing cover plate, then rotate the spiral cover plate to open, and extend the liquid collection tube into the interior of the sampling shell by aligning it with the limit ring. During the extension process, the limiter will contact the sealer and push the sealer downward, and the fixed block will be fixedly connected with the connecting plate. During the downward movement of the connecting ring, the connecting rod arranged inside the fixed block will be driven to move downward, and then the No. 1 rod and the No. 2 rod will be driven to move downward. A liquid outlet is arranged at the end face of the No. 2 rod. When the No. 2 rod moves downward, it will gradually move away from the liquid outlet area at the liquid outlet. The tube body is aligned with the liquid outlet, and the movable rod is pulled to complete the extraction of the lubricating liquid. Then the liquid collection tube is pulled out, and the connecting ring moves upward, so that the connecting rod, the No. 1 rod and the No. 2 rod move upward, and the No. 2 rod just covers the liquid outlet. The device can quickly extract the lubricating liquid, and at the same time, it can ensure the sealing environment of the lubricating liquid before and after the extraction, and ensure that the state of the sample fits the use state and will not be polluted by the outside to affect the detection result. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall external structure of a rapid sampling device for lubricating oil of wind power equipment proposed by the present invention;

[0020] Figure 2 This is a schematic diagram of the internal structure of a sampling device for rapid sampling of lubricating oil for wind power equipment proposed by the present invention;

[0021] Figure 3 This is a schematic diagram of the internal structure of a sampling device for rapid sampling of lubricating oil for wind power equipment proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the seal structure of a wind power equipment lubricating oil rapid sampling device proposed by the present invention;

[0023] Figure 5 This is a schematic diagram of the structure of a liquid sampling device for a wind power equipment lubricating oil rapid sampling device proposed by the present invention;

[0024] Figure 6 This is a schematic diagram of the structure of a fixing device for a wind power equipment lubricating oil rapid sampling device proposed by the present invention;

[0025] Figure 7 This is a cross-sectional view of the liquid sampling pipe structure of a wind power equipment lubricating oil rapid sampling device proposed by the present invention.

[0026] In the figure: 1, sampling device; 101, sampling housing; 102, connecting notch; 103, fixing ring; 104, connecting plate; 105, fixing device; 1051, connecting block; 1052, fixing plate; 1053, meniscus; 1054, limiting block; 1055, connecting spring; 106, limiting ring; 107, sealer; 1071, connecting ring; 1072, spring damper; 1073, fixing block; 1074, connecting rod; 107 5. Rod No. 1; 1076. Rod No. 2; 108. Liquid collection device; 1081. Connecting plate; 1082. Liquid outlet; 1083. Slot No. 1; 1084. Fixed plate; 1085. Slot No. 2; 1086. Connecting column; 1087. Slot No. 3; 109. Liquid collection tube; 1091. Tube body; 1092. Stopper; 1093. Fixer; 1094. Movable rod; 2. Connecting port; 3. Monitoring device; 4. Sealing cover plate; 5. Screw cover plate. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Embodiment 1

[0029] See also Figure 1-3 , Figure 5-6 A rapid sampling device for lubricating oil of wind power equipment includes a sampling device 1, a connecting port 2 is fixedly connected to the bottom of the sampling device 1, a monitoring device 3 is fixedly connected to the side of the sampling device 1, a sealing cover plate 4 is arranged on the top of the monitoring device 3, the sampling device 1 is movably connected to the sealing cover plate 4, a spiral cover plate 5 is arranged on the sampling device 1, and the spiral cover plate 5 is threadedly connected to the sampling device 1, and the sampling device 1 includes a sampling shell 101 and a limit ring 106.

[0030] A connection notch 102 is provided at the bottom of the sampling housing 101 . The connection notch 102 is fixedly connected to the connection port 2 . A fixing ring 103 is provided inside the sampling housing 101 .

[0031] A fixing device 105 is provided on the side of the limiting ring 106, 1056 includes a connecting block 1051, a connecting spring 1055 is fixedly connected to the side of the connecting block 1051, the other side of the connecting spring 1055 is fixedly connected to the limiting ring 106, a fixing plate 1052 is fixedly connected to the bottom of the connecting block 1051, a meniscus 1053 is fixedly connected to the bottom of the fixing plate 1052, and a limiting block 1054 is fixedly connected to the side of the meniscus 1053.

[0032] A liquid collecting device 108 is provided at the bottom of the connecting plate 104, and the liquid collecting device 108 includes a connecting disk 1081, a liquid outlet 1082 is provided at the center of the connecting disk 1081, a No. 3 groove 1087 is provided on the connecting disk 1081, a connecting column 1086 is fixedly connected to the bottom of the connecting disk 1081, a fixed disk 1084 is fixedly connected to the bottom of the connecting column 1086, a No. 2 groove 1085 is provided on the connecting column 1086, and a No. 1 groove 1083 is provided on the side of the connecting disk 1081.

[0033] When in use, the fixing device 105 can be placed into the fixing ring 103 inside the sampling housing 101, and the fixing ring 103 will squeeze the connecting block 1051 toward the limiting ring 106, and the connecting spring 1055 will convert the pressure applied by the connecting block 1051 into the elastic force of the connecting spring 1055, and the fixing plate 1052 moves inward along with the connecting block 1051 during the movement of the connecting block 1051, and the meniscus 1053 and the limiting block 1054 at the bottom of the fixing plate 1052 also move inward, and the fixing plate 1052 During the movement, it will contact the No. 3 groove 1087 on the connecting disk 1081, and the limit block 1054 at the bottom of the fixed plate 1052 will contact the No. 2 groove 1085 on the connecting column 1086 and block the No. 2 groove 1085, so that the entire device can only extract the lubricating liquid through the liquid outlet 1082. In actual use, the sealing performance of the device can be improved, and the lubricating liquid is greatly protected from external contamination. The structure of the fixing device 105 is easier to fix inside the sampling housing 101, and it is also more convenient to clean.

[0034] Embodiment 2

[0035] See also Figure 1-5 , Figure 7 A connecting plate 104 is provided on the side of the limiting ring 106, a sealer 107 is provided on the side of the connecting plate 104, the sealer 107 includes a connecting ring 1071, a spring damper 1072 is fixedly connected to the bottom of the connecting ring 1071, a fixing block 1073 is fixedly connected to the bottom of the spring damper 1072, a connecting rod 1074 is provided at the center of the spring damper 1072 and the fixing block 1073, and the connecting rod 1074 is movably connected to the spring damper 1072 and the fixing block 1073. A liquid collecting device 108 is provided at the bottom of the connecting plate 104, and the liquid collecting device 108 includes a connecting disk 1081, a liquid outlet 1082 is provided at the center of the connecting disk 1081, a No. 3 groove 1087 is provided on the connecting disk 1081, a connecting column 1086 is fixedly connected to the bottom of the connecting disk 1081, a fixed disk 1084 is fixedly connected to the bottom of the connecting column 1086, a No. 2 groove 1085 is provided on the connecting column 1086, and a No. 1 groove 1083 is provided on the side of the connecting disk 1081.

[0036] The fixed block 1073 is fixedly connected to the sealing cover plate 4, the bottom of the connecting rod 1074 is fixedly connected to the No. 1 rod 1075, the side of the No. 1 rod 1075 is provided with the No. 2 rod 1076, and the end face of the No. 2 rod 1076 is provided with a liquid outlet 1082, the spring damper 1072, the fixed block 1073 and the connecting rod 1074 are arranged inside the connecting plate 104, the bottom of the liquid outlet 1082 is fixedly connected with a conical block, the fixed plate 1052 is arranged at the No. 3 groove 1087, the limit block 1054 is arranged at the No. 2 groove 1085 and is movably connected to the No. 2 groove 1085, the No. 1 rod 1075 and the No. 2 rod 1076 are arranged at the No. 1 groove 1083.

[0037] A liquid collection tube 109 is arranged at the center of the limiting ring 106, and the liquid collection tube 109 includes a tube body 1091, and a limiter 1092 and a fixer 1093 are fixedly connected to the tube body 1091. The limiter 1092 is arranged at the center of the tube body 1091, and a movable rod 1094 is arranged inside the tube body 1091, and the movable rod 1094 and the tube body 1091 are movably connected.

[0038] When extracting lubricating liquid, first open the sealing cover plate 4, then rotate the spiral cover plate 5 to open, and align the liquid collection tube 109 with the limit ring 106 to extend into the interior of the sampling housing 101. The limiter 1092 will contact the sealer 107 during the extension process and push the sealer 107 downward. The fixed block 1073 is fixedly connected to the connecting plate 104. During the downward movement of the connecting ring 1071, the connecting rod 1074 arranged inside the fixed block 1073 will be driven to move downward, and then the No. 1 rod 1075 and the No. 2 rod 1076 will be driven to move downward. The end surface of the No. 2 rod 1076 is provided with a liquid outlet 1082, and the No. 2 rod 1076 is provided with a liquid outlet 1082. The number one rod 1076 moves downward and gradually moves away from the liquid outlet area at the liquid outlet 1082. The tube body 1091 is aligned with the liquid outlet 1082, and the movable rod 1094 is pulled to complete the extraction of the lubricating liquid. Then the liquid collection tube 109 is pulled out, and the connecting ring 1071 moves upward, so that the connecting rod 1074, the number one rod 1075 and the number two rod 1076 move upward, and the number two rod 1076 just covers the liquid outlet 1082. The device can quickly extract the lubricating liquid, and at the same time, it can ensure the sealed environment of the lubricating liquid before and after the extraction, and ensure that the state of the sample fits the use state and will not be contaminated by the outside to affect the test results.

[0039] The monitoring device 3 is provided with a monitoring device inside, which can monitor the amount of lubricating oil inside the sampling device 1 and the amount extracted by the liquid collection pipe 109 in real time.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wind power equipment lubricating oil rapid sampling device, comprising a sampling device (1), characterized in that: The bottom of the sampling device (1) is fixedly connected to a connection port (2), the side of the sampling device (1) is fixedly connected to a monitoring device (3), the top of the monitoring device (3) is provided with a sealing cover plate (4), the sampling device (1) is movably connected to the sealing cover plate (4), the sampling device (1) is provided with a screw cover plate (5), the screw cover plate (5) is threadedly connected to the sampling device (1), and the sampling device (1) comprises a sampling housing (101) and a limiting ring (106).

2. A wind power equipment lubricating oil rapid sampling device according to claim 1, characterized in that: The bottom of the sampling housing (101) is provided with a connection notch (102), the connection notch (102) is fixedly connected to the connection port (2), and a fixing ring (103) is provided inside the sampling housing (101).

3. A wind power equipment lubricating oil rapid sampling device according to claim 1, characterized in that: A fixing device (105) is provided on the side of the limiting ring (106), and the (1056) includes a connecting block (1051), a connecting spring (1055) is fixedly connected to the side of the connecting block (1051), and the other side of the connecting spring (1055) is fixedly connected to the limiting ring (106), and a fixing plate (1052) is fixedly connected to the bottom of the connecting block (1051), and a meniscus (1053) is fixedly connected to the bottom of the fixing plate (1052), and the side of the meniscus (1053) is fixedly connected to the limiting block (1054).

4. A wind power equipment lubricating oil rapid sampling device according to claim 3, characterized in that: A connecting plate (104) is arranged on the side of the limiting ring (106), a sealer (107) is arranged on the side of the connecting plate (104), the sealer (107) comprises a connecting ring (1071), a spring damper (1072) is fixedly connected to the bottom of the connecting ring (1071), a fixing block (1073) is fixedly connected to the bottom of the spring damper (1072), a connecting rod (1074) is arranged at the center of the spring damper (1072) and the fixing block (1073), and the connecting rod (1074) is movably connected to the spring damper (1072) and the fixing block (1073).

5. A wind power equipment lubricating oil rapid sampling device according to claim 4, characterized in that: A liquid taking device (108) is provided at the bottom of the connecting plate (104), and the liquid taking device (108) comprises a connecting disk (1081), a liquid outlet (1082) is provided at the center of the connecting disk (1081), a No. 3 groove (1087) is provided on the connecting disk (1081), a connecting column (1086) is fixedly connected to the bottom of the connecting disk (1081), a fixed disk (1084) is fixedly connected to the bottom of the connecting column (1086), a No. 2 groove (1085) is provided on the connecting column (1086), and a No. 1 groove (1083) is provided on the side of the connecting disk (1081).

6. A wind power equipment lubricating oil rapid sampling device according to claim 5, characterized in that: The fixing block (1073) is fixedly connected to the sealing cover plate (4); the bottom of the connecting rod (1074) is fixedly connected to the No. 1 rod (1075); the side of the No. 1 rod (1075) is provided with the No. 2 rod (1076); the end surface of the No. 2 rod (1076) is provided with a liquid outlet (1082); the spring damper (1072), the fixing block (1073) and the connecting rod (1074) are arranged inside the connecting plate (104); the bottom of the liquid outlet (1082) is fixedly connected to a conical block; the fixing plate (1052) is arranged at the No. 3 groove (1087); the limiting block (1054) is arranged at the No. 2 groove (1085) and is movably connected to the No. 2 groove (1085); the No. 1 rod (1075) and the No. 2 rod (1076) are arranged at the No. 1 groove (1083).

7. A wind power equipment lubricating oil rapid sampling device according to claim 1, characterized in that: A liquid collection tube (109) is arranged at the center of the limiting ring (106), and the liquid collection tube (109) comprises a tube body (1091). A limiter (1092) and a fixer (1093) are fixedly connected to the tube body (1091), and the limiter (1092) is arranged at the center of the tube body (1091). A movable rod (1094) is arranged inside the tube body (1091), and the movable rod (1094) and the tube body (1091) are movably connected.

8. A wind power equipment lubricating oil rapid sampling device according to claim 7, characterized in that: The monitoring device (3) is provided with a monitoring device inside, which can monitor in real time the amount of lubricating oil inside the sampling device (1) and the amount extracted by the liquid collection pipe (109).

Images