Exhaust gas flow adjusting device for turbocharger

Abstract

According to the waste gas flow adjusting device for the turbocharger, the front surface of a valve body is communicated with a gas inlet pipe, the rear surface of the valve body is communicated with a gas exhaust pipe, the upper surface of the valve body is fixedly connected with a sleeve, the valve body is provided with a piston cavity, the piston cavity is communicated with the sleeve, and the inner surface of the piston cavity is rotationally connected with a lead screw; the upper surface of the sleeve is rotatably connected with a rotating disc, the upper end of the lead screw is fixedly connected with the rotating disc, the outer wall of the lead screw is in threaded connection with a sliding plate, the piston cavity and the sleeve are each provided with a sliding groove, the side surface of the sliding plate is fixedly connected with a sliding block, the sliding block is slidably connected into the sliding groove, and the lower surface of the sliding plate is fixedly connected with a sealing piston. Foreign matter in waste gas can be reduced and prevented from entering the valve body, the abrasion and damage risks of the valve body are reduced, the foreign matter can directly cross the valve body to be conveyed to the exhaust pipe to be exhausted, and the trouble of manual cleaning and potential pollution are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of flow regulating devices, and particularly relates to an exhaust gas flow regulating device for a turbocharger. Background Art

[0002] In the existing exhaust gas flow regulating device for a turbocharger, the exhaust gas flow entering the turbine is usually regulated by a valve, which is used to optimize the performance of the turbocharger and provide better engine efficiency and response.

[0003] However, during its use, it does not have a filtering effect and a self-cleaning effect of the filter plate. Foreign matters in the exhaust gas are not filtered and may enter the valve body, resulting in wear or damage of internal components. Moreover, the accumulation of foreign matters may affect the regulation accuracy of the exhaust gas flow, thereby reducing the overall performance of the turbocharger. In addition, a device with only a filtering effect and no self-cleaning effect requires manual cleaning of the filter plate or other components, increasing the maintenance frequency and cost. Summary of the Utility Model

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art. It provides an exhaust gas flow regulating device for a turbocharger. The filter plate provided can filter the exhaust gas about to enter the valve body in the intake pipe, reduce foreign matters in the exhaust gas, prevent them from entering the valve body, and reduce the risk of wear and damage of the valve body. When cleaning is required, the valve body is closed. The foreign matters on the filter plate can be scraped and pushed backward by the scraper and the spiral push rod, and the foreign matters can be directly transported over the valve body through the release pipe and discharged through the exhaust pipe, avoiding the trouble of manual cleaning and potential pollution.

[0005] The utility model also provides the above-mentioned exhaust gas flow regulating device for a turbocharger, including: a valve body. The front surface of the valve body is communicated with an intake pipe, the rear surface of the valve body is communicated with an exhaust pipe, the upper surface of the valve body is fixedly connected with a sleeve, a piston chamber is arranged on the valve body, the piston chamber is communicated with the sleeve, a lead screw is rotatably connected to the inner surface of the piston chamber, a turntable is rotatably connected to the upper surface of the sleeve, the upper end of the lead screw is fixedly connected with the turntable, a sliding plate is threadedly connected to the outer wall of the lead screw, chutes are arranged on both the piston chamber and the sleeve, a slider is fixedly connected to the side surface of the sliding plate, the slider is slidably connected inside the chute, a sealing piston is fixedly connected to the lower surface of the sliding plate, the sealing piston is slidably connected with the lead screw, a filter plate is fixedly connected to the inner wall of the intake pipe, a scraper is rotatably connected to the front surface of the filter plate, a motor is fixedly connected to the rear surface of the filter plate, the scraper is driven by the motor, a spiral push rod is fixedly connected to the front surface of the scraper, a release pipe is communicated with the side surface of the intake pipe, the other end of the release pipe is communicated with the side surface of the exhaust pipe, and an electromagnetic valve is fixedly connected to the inner wall of the release pipe.

[0006] An exhaust gas flow regulating device for a turbocharger according to the present utility model, wherein connecting flanges are fixedly connected to the outer walls of the intake pipe and the exhaust pipe, and connecting holes are provided on the connecting flanges.

[0007] An exhaust gas flow regulating device for a turbocharger according to the present utility model, wherein a handle is fixedly connected to the side surface of the turntable, and a rubber sleeve is fixedly connected to the outer surface of the handle.

[0008] An exhaust gas flow regulating device for a turbocharger according to the present utility model, wherein a rotating shaft is rotatably connected to the upper surface of the handle, and a rotating handle is fixedly connected to the upper end of the rotating shaft.

[0009] An exhaust gas flow regulating device for a turbocharger according to the present utility model, wherein a connecting rod is fixedly connected to the rear surface of the valve body, and a reinforcing rod is fixedly connected to the side surface of the connecting rod.

[0010] An exhaust gas flow regulating device for a turbocharger according to the present utility model, wherein the other end of the connecting rod is fixedly connected to a fixing plate, and fixing holes are provided on the fixing plate.

[0011] Advantageous Effects

[0012] 1. Compared with the prior art, for the exhaust gas flow regulating device for a turbocharger, the filter plate provided can filter the exhaust gas about to enter the valve body in the intake pipe, reduce foreign matters in the exhaust gas, prevent them from entering the valve body, and reduce the risk of wear and damage to the valve body.

[0013] 2. Compared with the prior art, when cleaning the exhaust gas flow regulating device for a turbocharger, the valve body is closed. The foreign matters on the filter plate can be scraped off and pushed backward by the scraping plate and the spiral push rod, and the foreign matters can be directly conveyed over the valve body through the release pipe and discharged through the exhaust pipe, avoiding the trouble of manual cleaning and potential pollution. Description of the Drawings

[0014] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0015] Figure 1 It is the front view structure diagram of the exhaust gas flow regulating device for a turbocharger of the present utility model;

[0016] Figure 2 It is the sectional structure diagram of the exhaust gas flow regulating device for a turbocharger of the present utility model;

[0017] Figure 3 It is the rear view structure diagram of the exhaust gas flow regulating device for a turbocharger of the present utility model;

[0018] Figure 4This is the right view structure diagram of the exhaust gas flow regulating device for the turbocharger of the present utility model.

[0019] Legend description:

[0020] 1. Connecting hole; 2. Connecting flange; 3. Intake pipe; 4. Sleeve; 5. Turntable; 6. Handle; 7. Rubber sleeve; 8. Rotating handle; 9. Rotating shaft; 10. Exhaust pipe; 11. Valve body; 12. Lead screw; 13. Piston chamber; 14. Sliding plate; 15. Sealing piston; 16. Release pipe; 17. Chute; 18. Slide block; 19. Filter plate; 20. Scraper; 21. Spiral push rod; 22. Motor; 23. Solenoid valve; 24. Fixing hole; 25. Fixing plate; 26. Reinforcing rod; 27. Connecting rod. Specific implementation manner

[0021] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.

[0022] Referring to Figures 1-4 , an exhaust gas flow regulating device for a turbocharger in an embodiment of the present utility model includes: a valve body 11 for controlling the flow inside. A connecting rod 27 is fixedly connected to the rear surface of the valve body 11. A reinforcing rod 26 is fixedly connected to the side surface of the connecting rod 27. The other end of the connecting rod 27 is fixedly connected to a fixing plate 25. A fixing hole 24 is provided on the fixing plate 25. An intake pipe 3 is communicated with the front surface of the valve body 11. Connecting flanges 2 are fixedly connected to the outer walls of the intake pipe 3 and the exhaust pipe 10. Connecting holes 1 are provided on the connecting flanges 2. An exhaust pipe 10 is communicated with the rear surface of the valve body 11. A sleeve 4 is fixedly connected to the upper surface of the valve body 11. A piston chamber 13 is provided on the valve body 11 for the sealing piston 15 to move inside. The piston chamber 13 is communicated with the sleeve 4. A lead screw 12 is rotatably connected to the inner surface of the piston chamber 13 for driving the sealing piston 15 to move. A turntable 5 is rotatably connected to the upper surface of the sleeve 4 for controlling the rotation of the lead screw 12. A handle 6 is fixedly connected to the side surface of the turntable 5.

[0023] The outer surface of the handle 6 is fixedly connected with a rubber sleeve 7. The upper surface of the handle 6 is rotatably connected with a rotating shaft 9. The upper end of the rotating shaft 9 is fixedly connected with a rotating handle 8. The upper end of the lead screw 12 is fixedly connected with the turntable 5. The outer wall of the lead screw 12 is threadedly connected with a sliding plate 14 for connecting the sealing piston 15. Both the piston chamber 13 and the sleeve 4 are provided with sliding grooves 17. The side surface of the sliding plate 14 is fixedly connected with a slider 18 for moving in the sliding groove 17, thereby preventing the sliding plate 14 from being driven to rotate by the lead screw 12. The slider 18 is slidably connected inside the sliding groove 17. The lower surface of the sliding plate 14 is fixedly connected with a sealing piston 15 for adjusting the opening space of the valve body 11, thereby restricting the flow rate of the exhaust gas.

[0024] The sealing piston 15 is slidably connected with the lead screw 12. The inner wall of the intake pipe 3 is fixedly connected with a filter plate 19 for filtering foreign matters in the exhaust gas. The front surface of the filter plate 19 is rotatably connected with a scraper 20 for cleaning the filter plate 19. The rear surface of the filter plate 19 is fixedly connected with a motor 22. The scraper 20 is driven by the motor 22. The front surface of the scraper 20 is fixedly connected with a spiral push rod 21 for pushing the foreign matters backward into the release pipe 16. The side surface of the intake pipe 3 is communicated with a release pipe 16 for communicating the intake pipe 3 with the exhaust pipe 10, so that the foreign matters can directly cross the valve body 11 and reach the exhaust pipe 10. The other end of the release pipe 16 is communicated with the side surface of the exhaust pipe 10. The inner wall of the release pipe 16 is fixedly connected with an electromagnetic valve 23 for sealing the release pipe 16. The electromagnetic valve 23 is an existing mature technology and will not be elaborated in this document.

[0025] Working principle: When in use, an external pipeline system is connected to the intake pipe 3 and the exhaust pipe 10 through the connecting flange 2 and the connecting hole 1. After the connection is completed, it can be used. During use, the turntable 5 can be driven to rotate through the handle 6, thereby controlling the lead screw 12 to drive the sealing piston 15 to lift inside the piston chamber 13, thereby controlling the opening and closing size of the valve body 11, and thus controlling the flow rate of the exhaust gas. During use, the filter plate 19 can filter foreign matters in the exhaust gas to prevent them from entering the inside of the valve body 11. When cleaning the filter plate 19, the sealing piston 15 is lowered to the lowest position to close the valve body 11. After closing, the electromagnetic valve 23 is opened to open the release pipe 16. The foreign matters on the filter plate 19 are scraped and pushed backward to the release pipe 16 through the scraper 20 and the spiral push rod 21, and the foreign matters are directly conveyed to the exhaust pipe 10 across the valve body 11 through the release pipe 16.

[0026] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art to which it pertains, various changes can be made without departing from the gist of the present invention.

Claims

1. An exhaust gas flow control device for a turbocharger, characterized in that: include: A valve body (11), wherein the front surface of the valve body (11) is connected to an air inlet pipe (3), the rear surface of the valve body (11) is connected to an exhaust pipe (10), the upper surface of the valve body (11) is fixedly connected to a sleeve (4), a piston chamber (13) is provided on the valve body (11), the piston chamber (13) is connected to the sleeve (4), the inner surface of the piston chamber (13) is rotatably connected to a screw rod (12), the upper surface of the sleeve (4) is rotatably connected to a turntable (5), the upper end of the screw rod (12) is fixedly connected to the turntable (5), the outer wall of the screw rod (12) is threadedly connected to a sliding plate (14), and the piston chamber (13) and the sleeve (4) are both provided with a slide groove (17); The side surface of the sliding plate (14) is fixedly connected with a slider (18), and the slider (18) is slidably connected inside the slide groove (17). The lower surface of the sliding plate (14) is fixedly connected with a sealing piston (15), and the sealing piston (15) is slidably connected with the screw rod (12). The inner wall of the intake pipe (3) is fixedly connected with a filter plate (19), and the front surface of the filter plate (19) is rotatably connected with a scraper (20). The rear surface of the filter plate (19) is fixedly connected with a motor (22), and the scraper (20) is driven by the motor (22). The front surface of the scraper (20) is fixedly connected with a spiral push rod (21). The side surface of the intake pipe (3) is connected with a release pipe (16), and the other end of the release pipe (16) is connected with the side surface of the exhaust pipe (10). The inner wall of the release pipe (16) is fixedly connected with a solenoid valve (23).

2. The exhaust gas flow regulating device for a turbocharger according to claim 1, characterized in that: The outer walls of the air inlet pipe (3) and the exhaust pipe (10) are both fixedly connected with a connecting flange (2), and the connecting flange (2) is provided with a connecting hole (1).

3. The exhaust gas flow regulating device for a turbocharger according to claim 1, characterized in that: A handle (6) is fixedly connected to the side surface of the turntable (5), and a rubber sleeve (7) is fixedly connected to the outer surface of the handle (6).

4. The exhaust gas flow regulating device for a turbocharger according to claim 3, characterized in that: The upper surface of the handle (6) is rotatably connected to a rotating shaft (9), and the upper end of the rotating shaft (9) is fixedly connected to a rotating handle (8).

5. The exhaust gas flow regulating device for a turbocharger according to claim 1, characterized in that: A connecting rod (27) is fixedly connected to the rear surface of the valve body (11), and a reinforcing rod (26) is fixedly connected to the side surface of the connecting rod (27).

6. The exhaust gas flow regulating device for a turbocharger according to claim 5, characterized in that: The other end of the connecting rod (27) is fixedly connected to a fixing plate (25), and a fixing hole (24) is provided on the fixing plate (25).

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