Engine middle cylinder leakage detection device

Abstract

The utility model discloses an engine middle cylinder leakage detection device, and relates to the detection device technology field, the engine middle cylinder leakage detection device comprises a detection bench, a detection electric pole, a second sealing plate, an engine middle cylinder body, and a filter layer frame, the filter layer frame is arranged on the outer wall of the second sealing plate, the inner wall of the filter layer frame is provided with a limiting plate, the outer wall of the limiting plate is provided with an active carbon plate, and the active carbon plate is provided with a through hole. A rotating screw groove is formed in the inner wall of the filter layer frame, a rotating screw rod is mounted on the inner wall of the rotating screw groove, and a fixing block is mounted on the outer wall of the rotating screw rod. The filter layer mechanism is installed, an activated carbon plate moves to a limiting plate, then a rotating screw rod is twisted to drive a fixing block to move, the fixing block moves to fix the position of the activated carbon plate, a filter layer frame is located on one side of the air inlet end of the engine middle cylinder body, and air entering the air inlet end is filtered through the activated carbon plate; and the cleanliness of the gas is improved, and the situation that impurities exist in the gas, and the cleanliness of the engine middle cylinder body is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a cylinder leakage detection device for an engine. Background Art

[0002] The engine cylinder, also known as the cylinder block, is an important part of the engine, and the air tightness of the engine cylinder is very important, so an engine cylinder leakage detection device is needed. The engine cylinder leakage detection device is a device specially used to test the leakage of the engine cylinder. It is based on specific testing principles and methods, and can accurately and quickly detect the leakage of the cylinder, providing an important reference for the repair and maintenance of the engine.

[0003] Patent document CN219104301U discloses an engine cylinder leakage detection device, which discloses that "it includes a base and a cylinder body, the interior of the base is provided with a fixing mechanism, the top of the base is provided with a sealing mechanism, the fixing mechanism includes a servo motor fixedly installed on the outside of the base, the output shaft of the servo motor is fixedly connected with a threaded rotating rod, the external thread of the threaded rotating rod is connected with an adjusting sleeve, the top of the adjusting sleeve is fixedly connected with a splint, the sealing mechanism includes an electric push rod fixedly connected to the top of the base, the output end of the electric push rod is fixedly connected with a connecting block, the interior of the connecting block is fixedly connected with a vent pipe, and the exterior of the vent pipe is fixedly connected with a barometer. The engine cylinder leakage detection device seals the water inlet and outlet of the cylinder body by cooperating with the first sealing cover and the second sealing cover, and detects the air tightness of the cylinder body by starting the inflation pump box to inflate the interior of the cylinder body."

[0004] However, the engine cylinder leakage detection device disclosed in the above-mentioned public document mainly considers the convenience of detecting air tightness, but is not convenient for filtering the gas entering into the engine cylinder body.

[0005] In view of this, it is necessary to develop a filter layer mechanism so as to filter the gas entering into the cylinder body of the engine. Utility Model Content

[0006] The purpose of the utility model is to provide an engine cylinder leakage detection device to solve the technical problem proposed in the above background technology that the engine cylinder leakage detection device has a gas filtering function.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an engine cylinder leakage detection device, comprising: a detection platform, a second mounting plate is mounted on the outer wall of the detection platform, a detection pole is mounted on the outer wall of the second mounting plate, an intake pipe is mounted on the output end of the detection pole, a second sealing plate is mounted on the outer wall of the intake pipe, an engine cylinder body is mounted on the top of the detection platform, a filter layer mechanism is provided on the outer wall of the second sealing plate, and the filter layer mechanism is used to filter the gas entering the engine cylinder body;

[0008] The filter layer mechanism includes a filter layer frame, which is arranged on the outer wall of the second sealing plate, a limit plate is installed on the inner wall of the filter layer frame, an activated carbon plate is installed on the outer wall of the limit plate, a rotating screw groove is provided on the inner wall of the filter layer frame, a rotating screw is installed on the inner wall of the rotating screw groove, a fixed block is installed on the outer wall of the rotating screw, a plate is installed on the inner wall of the filter layer frame, an air intake groove is provided on the inner wall of the plate, a lubrication motor is installed on the outer wall of the plate, a connecting rod is installed on the output end of the lubrication motor, a lubrication safety plate is installed on the outer wall of the connecting rod, a first Velcro is installed on the outer wall of the lubrication safety plate, a second Velcro is installed on the outer wall of the first Velcro, and a lubrication cloth layer is installed on the outer wall of the second Velcro.

[0009] Preferably, a first mounting plate is installed on the outer wall of the test bench, a sealed pole is installed on the outer wall of the first mounting plate, a first sealing plate is installed on the output end of the sealed pole, an air pump is installed on the top of the test bench, a hose is installed on the air outlet end of the air pump, and one end of the hose extends to the interior of the air inlet pipe, an electromagnetic valve is installed on the inner wall of the air inlet pipe, and a pressure gauge is installed on the top of the air inlet pipe.

[0010] Preferably, the outer wall of the first mounting plate is provided with a fixing mechanism, and the fixing mechanism is used to facilitate fixing of engine cylinder bodies of different sizes.

[0011] Preferably, the fixing mechanism comprises a fixed top plate, and the fixed top plate is arranged on the outer wall of the first mounting plate.

[0012] Preferably, a top pole is installed at the bottom of the fixed top plate, and a locking block is installed at the output end of the top pole.

[0013] Preferably, a side security plate is provided at the bottom of the fixed top plate, a driving motor is installed on the outer wall of the side security plate, a gear is installed on the output end of the driving motor, a sliding rod is installed on the outer wall of the side security plate, a rack is installed around the outer wall of the sliding rod, and the gear is meshed with the rack.

[0014] Preferably, a moving rod is installed on the outer wall of the rack, and a side fixing plate is installed on the outer wall of the moving rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model filters the gas entering the engine cylinder body by installing a filter layer mechanism. Since the engine cylinder body is inflated by an air pump, dust and water vapor may be entrained in the external gas, which may cause the air to enter the engine cylinder body and affect the cleanliness of the interior thereof. Therefore, it is necessary to improve this. First, the activated carbon plate is moved to the limit plate, and then the screw is twisted to drive the fixed block to move. The fixed block moves to fix the position of the activated carbon plate, and then the lubricating cloth layer adsorbed with lubricating oil is adsorbed on the first Velcro through the second Velcro. Then, the filter layer frame is located at the air intake end side of the engine cylinder body, and the lubricating motor drives the lubricating plate to rotate. The lubricating cloth layer is used to lubricate the air intake end, so that the clean air intake end can ensure the smoothness of the inflation process and reduce the risk of blockage and failure. At the same time, the gas entering the air intake end is filtered by the activated carbon plate to improve the cleanliness of the gas and avoid impurities in the gas affecting the cleanliness of the engine cylinder body.

[0017] 2. The utility model is equipped with a fixing mechanism, which makes it convenient to fix engine cylinder bodies of different sizes. The existing method cannot fix engine cylinder bodies of different sizes, so it is necessary to improve this. First, according to the shape of the engine cylinder body, choose to fix it at the top or at the side. If it is fixed at the top, the top electric pole will work to drive the locking block to move, so that it can be fixed. If it is fixed at the side, the drive motor will work to drive the gear to rotate, so that the rack moves on the sliding rod, which drives the moving rod to move, and the side fixing plate is used to fix the engine cylinder body. It can be selected according to the actual situation, thereby improving its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a front structural schematic diagram of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the filter layer frame of the utility model;

[0021] Figure 4 It is a partial structural schematic diagram of the fixing mechanism of the utility model.

[0022] In the figure: 1. test bench; 2. first mounting plate; 3. sealing pole; 4. first sealing plate; 5. second mounting plate; 6. air pump; 7. hose; 8. test pole; 9. air intake pipe; 10. solenoid valve; 11. second sealing plate; 12. barometer; 13. engine cylinder body; 14. filter layer frame; 15. limit plate; 16. activated carbon plate; 17. rotating screw groove; 18. rotating screw rod; 19. fixed block; 20. plate; 21. air intake groove; 22. lubricating motor; 23. connecting rod; 24. lubricating plate; 25. first Velcro; 26. second Velcro; 27. lubricating cloth layer; 28. fixed top plate; 29. ​​top pole; 30. locking block; 31. side plate; 32. driving motor; 33. gear; 34. slide bar; 35. rack; 36. moving rod; 37. side fixed plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1 and Figure 2The engine cylinder leakage detection device comprises: a detection platform 1, a second mounting plate 5 is mounted on the outer wall of the detection platform 1, a detection pole 8 is mounted on the outer wall of the second mounting plate 5, an intake pipe 9 is mounted on the output end of the detection pole 8, a second sealing plate 11 is mounted on the outer wall of the intake pipe 9, an engine cylinder body 13 is mounted on the top of the detection platform 1, a first mounting plate 2 is mounted on the outer wall of the detection platform 1, a sealing pole 3 is mounted on the outer wall of the first mounting plate 2, a first sealing plate 4 is mounted on the output end of the sealing pole 3, an air pump 6 is mounted on the top of the detection platform 1, a hose 7 is mounted on the air outlet end of the air pump 6, and one end of the hose 7 extends to the inlet Inside the air pipe 9, a solenoid valve 10 is installed on the inner wall of the intake pipe 9, and a pressure gauge 12 is installed on the top of the intake pipe 9. The engine cylinder body 13 is placed on the test bench 1, and then the sealing pole 3 and the test pole 8 work to respectively drive the first sealing plate 4 and the second sealing plate 11 to move to the intake end of the engine cylinder body 13. Then the air pump 6 delivers the gas to the intake pipe 9 through the hose 7, and then the inside is inflated. Then the solenoid valve 10 is closed to observe the value on the pressure gauge 12 to detect its air tightness. If the value on the pressure gauge 12 decreases, there is a leak in the engine cylinder body 13 and maintenance is required.

[0027] See also Figure 2 and Figure 3The outer wall of the second sealing plate 11 is provided with a filter layer mechanism, and the filter layer mechanism is used to filter the gas entering the cylinder body 13 of the engine. The filter layer mechanism includes a filter layer frame 14, and the filter layer frame 14 is arranged on the outer wall of the second sealing plate 11. A limit plate 15 is installed on the inner wall of the filter layer frame 14, and an activated carbon plate 16 is installed on the outer wall of the limit plate 15. The inner wall of the filter layer frame 14 is provided with a rotating screw groove 17, and a rotating screw 18 is installed on the inner wall of the rotating screw groove 17. The outer wall of the rotating screw 18 is installed with a fixed The fixed block 19 and the filter layer frame 14 are provided with a plate 20 on the inner wall thereof, an air inlet groove 21 is provided on the inner wall of the plate 20, a lubricating motor 22 is provided on the outer wall thereof, a connecting rod 23 is provided on the output end of the lubricating motor 22, a lubricating plate 24 is provided on the outer wall of the connecting rod 23, a first Velcro 25 is provided on the outer wall of the lubricating plate 24, a second Velcro 26 is provided on the outer wall of the first Velcro 25, and a lubricating cloth layer 27 is provided on the outer wall of the second Velcro 26. The middle cylinder body 13 is inflated, and the external gas may contain dust and water vapor, which may cause the air to enter the engine middle cylinder body 13 and affect the cleanliness of the inside. Therefore, it is necessary to improve this. First, the activated carbon plate 16 is moved to the limit plate 15, and then the rotating screw 18 is twisted to drive the fixed block 19 to move. The fixed block 19 moves to fix the position of the activated carbon plate 16, and then the lubricating cloth layer 27 adsorbed with lubricating oil is adsorbed on the first Velcro 25 through the second Velcro 26. Then the filter layer frame 14 is located on the air intake side of the engine middle cylinder body 13. The lubricating motor 22 works to drive the lubricating plate 24 to rotate, and the lubricating cloth layer 27 is used to lubricate the air intake end, so that the clean air intake end can ensure the smoothness of the inflation process and reduce the risk of blockage and failure. At the same time, the gas entering the air intake end is filtered through the activated carbon plate 16 to improve the cleanliness of the gas and avoid impurities in the gas affecting the cleanliness of the engine middle cylinder body 13.

[0028] See also Figure 2 and Figure 4The outer wall of the first mounting plate 2 is provided with a fixing mechanism, which is used to facilitate the fixing of the cylinder bodies 13 of engines of different sizes. The fixing mechanism includes a fixed top plate 28, which is arranged on the outer wall of the first mounting plate 2, and a top pole 29 is installed at the bottom of the fixed top plate 28. A locking block 30 is installed at the output end of the top pole 29, and a side mounting plate 31 is provided at the bottom of the fixed top plate 28. A driving motor 32 is installed on the outer wall of the side mounting plate 31, and a gear 33 is installed at the output end of the driving motor 32. A sliding rod 34 is installed on the outer wall of the side mounting plate 31, and a rack 35 is installed around the outer wall of the sliding rod 34, and the gear 33 is meshed with the rack 35. The outer wall of the rack 35 is A moving rod 36 is installed, and a side fixing plate 37 is installed on the outer wall of the moving rod 36. The existing method cannot fix the engine cylinder body 13 of different sizes, so it is necessary to improve this. First, according to the shape of the engine cylinder body 13, choose to fix it at the top or at the side. If it is fixed at the top, the top electric rod 29 works to drive the locking block 30 to move, so that it can be fixed. If it is fixed at the side, the driving motor 32 works to drive the gear 33 to rotate, so that the rack 35 moves on the slide rod 34, which drives the moving rod 36 to move. The side fixing plate 37 is used to fix the engine cylinder body 13. It can be selected according to the actual situation, thereby improving its practicality.

[0029] Working principle: Place the engine cylinder body 13 on the test bench 1, then the sealing pole 3 and the test pole 8 work to drive the first sealing plate 4 and the second sealing plate 11 to move to the intake end of the engine cylinder body 13, then the air pump 6 delivers the gas to the intake pipe 9 through the hose 7, then the inside is inflated, and then the solenoid valve 10 is closed to observe the value on the pressure gauge 12 to detect its air tightness. If the value on the pressure gauge 12 decreases, the engine cylinder body 13 has a leak and needs to be repaired. The air pump 6 inflates the engine cylinder body 13, and the external gas may contain dust and water vapor, which may cause the air to enter the engine cylinder body 13 and affect the cleanliness of the inside. Therefore, it is necessary to improve this. First, the activated carbon plate 16 is moved to the limit plate 15, and then the screw 18 is twisted to drive the fixed block 19 to move. The fixed block 19 moves to fix the position of the activated carbon plate 16, and then the lubricating cloth layer 27 adsorbed with lubricating oil is adsorbed on the first Velcro 25 through the second Velcro 26. Then, the filter layer frame 14 is located at the intake end side of the engine cylinder body 13, and the lubricating motor 22 works to drive the lubricating plate 24 to rotate, and the lubricating cloth layer 27 is used to lubricate the intake end, so that the clean intake end can ensure the smoothness of the inflation process and reduce the risk of blockage and failure. At the same time, the gas entering the intake end is filtered by the activated carbon plate 16 to improve the cleanliness of the gas and avoid impurities in the gas affecting the cleanliness in the engine cylinder body 13. The existing engine cylinder body 13 of different sizes cannot be fixed, so it is necessary to improve this. First, according to the shape of the engine cylinder body 13, it is selected to be fixed at the top or fixed at the side. If it is fixed at the top, the top electric rod 29 works to drive the locking block 30 to move, so that it can be fixed. If it is fixed at the side, the driving motor 32 works to drive the gear 33 to rotate, so that the rack 35 moves on the slide bar 34, which drives the moving rod 36 to move, and the side fixed plate 37 is used to fix the engine cylinder body 13. It can be selected according to the actual situation, which improves its practicality.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An engine cylinder leakage detection device, characterized in that: The invention comprises: a detection platform (1), a second mounting plate (5) being mounted on the outer wall of the detection platform (1), a detection pole (8) being mounted on the outer wall of the second mounting plate (5), an air intake pipe (9) being mounted on the output end of the detection pole (8), a second sealing plate (11) being mounted on the outer wall of the air intake pipe (9), an engine cylinder body (13) being mounted on the top of the detection platform (1), a filter layer mechanism being arranged on the outer wall of the second sealing plate (11), and the filter layer mechanism being used to filter the gas entering the engine cylinder body (13); The filter layer mechanism comprises a filter layer frame (14), the filter layer frame (14) is arranged on the outer wall of the second sealing plate (11), a limit plate (15) is installed on the inner wall of the filter layer frame (14), an activated carbon plate (16) is installed on the outer wall of the limit plate (15), a rotating screw groove (17) is provided on the inner wall of the filter layer frame (14), a rotating screw rod (18) is installed on the inner wall of the rotating screw groove (17), a fixing block (19) is installed on the outer wall of the rotating screw rod (18), and a plate is installed on the inner wall of the filter layer frame (14). (20), the inner wall of the plate (20) is provided with an air inlet groove (21), the outer wall of the plate (20) is installed with a lubricating motor (22), the output end of the lubricating motor (22) is installed with a connecting rod (23), the outer wall of the connecting rod (23) is installed with a lubricating plate (24), the outer wall of the lubricating plate (24) is installed with a first Velcro (25), the outer wall of the first Velcro (25) is installed with a second Velcro (26), and the outer wall of the second Velcro (26) is installed with a lubricating cloth layer (27).

2. The engine cylinder leakage detection device according to claim 1, characterized in that: The outer wall of the test bench (1) is mounted with a first mounting plate (2), the outer wall of the first mounting plate (2) is mounted with a sealed electric pole (3), the output end of the sealed electric pole (3) is mounted with a first sealing plate (4), the top of the test bench (1) is mounted with an air pump (6), the air outlet end of the air pump (6) is mounted with a hose (7), and one end of the hose (7) extends to the interior of an air intake pipe (9), the inner wall of the air intake pipe (9) is mounted with a solenoid valve (10), and the top of the air intake pipe (9) is mounted with a pressure gauge (12).

3. The engine cylinder leakage detection device according to claim 2, characterized in that: The outer wall of the first mounting plate (2) is provided with a fixing mechanism, and the fixing mechanism is used to facilitate fixing of engine cylinder bodies (13) of different sizes.

4. The engine cylinder leakage detection device according to claim 3, characterized in that: The fixing mechanism comprises a fixed top plate (28), and the fixed top plate (28) is arranged on the outer wall of the first mounting plate (2).

5. The engine cylinder leakage detection device according to claim 4, characterized in that: A top pole (29) is installed at the bottom of the fixed top plate (28), and a locking block (30) is installed at the output end of the top pole (29).

6. The engine cylinder leakage detection device according to claim 4, characterized in that: A side mounting plate (31) is provided at the bottom of the fixed top plate (28), a driving motor (32) is installed on the outer wall of the side mounting plate (31), a gear (33) is installed at the output end of the driving motor (32), a sliding rod (34) is installed on the outer wall of the side mounting plate (31), a rack (35) is installed around the outer wall of the sliding rod (34), and the gear (33) is meshed with the rack (35).

7. The engine cylinder leakage detection device according to claim 6, characterized in that: A moving rod (36) is installed on the outer wall of the rack (35), and a side fixing plate (37) is installed on the outer wall of the moving rod (36).

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