Electric control water pump with ball valve

Abstract

The utility model discloses an electric control water pump with a ball valve, which relates to the technical field of electric control water pumps and comprises a volute, a pump shell fixedly mounted on the outer wall of the volute, an execution shell fixedly mounted at one end of the volute and one end of the pump shell, a PCB (printed circuit board) fixedly mounted on the inner wall of the execution shell, and a direct current motor fixedly mounted on the inner wall of the execution shell. A worm is fixedly installed at one end of an output shaft of the direct-current motor, a worm gear is rotationally installed on the inner wall of the execution shell, the worm gear and the worm are in meshed connection, and a second gear is fixedly installed on the top face of the worm gear. According to the utility model, through the arrangement of the gear valve and the ball valve, the opening and closing of the flow channels arranged on the volute and the pump shell are effectively controlled through the design, so that the discharge amount of an automobile in the operation process can be reduced, the good energy-saving and emission-reducing effects are achieved, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of electric-controlled water pumps, and more specifically to an electric-controlled water pump with a ball valve. Background Art

[0002] A water pump is a mechanical device used to transport liquids or increase the pressure of liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. The liquids it can be used to transport include water, oil, emulsions and suspensions.

[0003] Nowadays, water pumps are used in various fields, and they are mainly used as cooling water pumps in the cooling system of automobiles. However, most cooling water pumps cannot control the opening and closing of the flow channels in the water pumps as well as the opening and closing angles, which easily leads to large emissions during the operation of the automobile, and cannot achieve good energy-saving and emission reduction effects, and the use effect is poor. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that water pumps are used in various fields nowadays, and are mainly used for cooling water pumps in cooling systems of automobiles. Most cooling water pumps cannot control the opening and closing of flow channels in the water pumps and the opening and closing angles, which easily leads to large emissions during the operation of the automobile, and cannot achieve good energy-saving and emission reduction effects, resulting in poor use effects. An electrically controlled water pump with a ball valve is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution: a specimen storage device for urology surgery, including a volute, a pump shell is fixedly installed on the outer wall of the volute, and an execution shell is fixedly installed at one end of the volute and one end of the pump shell.

[0006] As a further description of the above technical solution:

[0007] A PCB board is fixedly mounted on the inner wall of the execution shell, and a DC motor is fixedly mounted on the inner wall of the execution shell.

[0008] As a further description of the above technical solution:

[0009] A worm is fixedly mounted on one end of the output shaft of the DC motor.

[0010] As a further description of the above technical solution:

[0011] A worm wheel is rotatably mounted on the inner wall of the execution shell, and the worm wheel is meshingly connected with the worm.

[0012] As a further description of the above technical solution:

[0013] A second gear is fixedly mounted on the top surface of the worm wheel.

[0014] As a further description of the above technical solution:

[0015] A connecting rod is rotatably mounted on the inner wall of the execution shell, and a first gear is fixedly mounted on one end of the connecting rod.

[0016] As a further description of the above technical solution:

[0017] The first gear is meshed with the second gear, a transmission shaft is fixedly mounted on the other end of the connecting rod, and a gear valve is fixedly mounted on the outer wall of one end of the transmission shaft.

[0018] As a further description of the above technical solution:

[0019] A ball valve is rotatably mounted on the inner wall of the volute.

[0020] As a further description of the above technical solution:

[0021] The bottom end of the ball valve is meshedly connected with the bottom end of the gear valve, and both the ball valve and the gear valve are rotatably mounted on the inner wall of the volute.

[0022] As a further description of the above technical solution:

[0023] The ball valve and the gear valve are meshed and connected with the inner wall of the pump housing, and the transmission shaft runs through the interior of the gear valve.

[0024] Compared with the prior art, the beneficial effects of this solution are as follows:

[0025] This solution sets a gear valve and a ball valve. The on-board ECU will send instructions to the DC motor according to the real-time vehicle condition. According to the corresponding ECU instructions, the output shaft of the DC motor rotates forward or reversely, and the output shaft of the DC motor drives the worm to rotate. The worm is meshed with the worm wheel, so that it drives the worm wheel to rotate. The worm wheel drives the second gear to rotate. The second gear is meshed with the first gear, so that it drives the first gear to rotate. The first gear drives the transmission shaft to rotate, and the transmission shaft drives the gear valve to rotate. The bottom of the gear valve is meshed with the bottom of the ball valve, so that the ball valve rotates synchronously. The transmission mechanism composed of them controls the angle of gear rotation. At the same time, the PCB The sensor system set on the plate will feed back the rotation angle of the gear to the on-board ECU in the form of a voltage analog signal, thereby achieving a closed loop of signal control and feedback. Multiple flow channels are arranged inside the volute. When the ball valve rotates to different positions, different flow channels will be opened or closed. Because there are flow channels on the shell of the pump casing arranged on the volute, when the gear valve is driven by the ball valve to rotate, the opening and closing of each flow channel can also be controlled together. Through this design, the opening and closing of the flow channels arranged on the volute and the pump casing are effectively controlled, so that it can reduce the emissions of the car during operation, thereby achieving a good energy-saving and emission reduction effect, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional structural schematic diagram for embodying the utility model;

[0027] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the volute in the utility model;

[0028] Figure 3 It is a schematic diagram of the three-dimensional structure of the volute and the pump casing in the utility model.

[0029] In the figure: 1. volute; 2. actuator housing; 3. pump housing; 4. PCB board; 5. DC motor; 6. first gear; 7. transmission shaft; 8. gear valve; 9. ball valve; 10. worm; 11. worm wheel; 12. second gear. DETAILED DESCRIPTION

[0030] The utility model is further described in detail below with reference to the accompanying drawings and through specific embodiments. The following embodiments are merely illustrative and do not limit the protection scope of the utility model. Example 1

[0031] An electrically controlled water pump with a ball valve, such as Figure 1-3 As shown, it includes a volute 1, a pump casing 3 is fixedly mounted on the outer wall of the volute 1, and an execution housing 2 is fixedly mounted on one end of the volute 1 and one end of the pump casing 3;

[0032] A PCB board 4 is fixedly mounted on the inner wall of the execution housing 2, a DC motor 5 is fixedly mounted on the inner wall of the execution housing 2, a worm 10 is fixedly mounted on one end of the output shaft of the DC motor 5, a worm wheel 11 is rotatably mounted on the inner wall of the execution housing 2, and the worm wheel 11 is meshingly connected with the worm 10;

[0033] In actual application, by setting the gear valve and the ball valve, the vehicle-mounted ECU will send instructions to the DC motor 5 according to the real-time vehicle condition of the vehicle. According to the corresponding ECU instructions, the output shaft of the DC motor 5 rotates forward or reversely, and the output shaft of the DC motor 5 drives the worm 10 to rotate. The worm 10 is meshed with the worm wheel 11, so that it drives the worm wheel 11 to rotate. The worm wheel 11 drives the second gear 12 to rotate. The second gear 12 is meshed with the first gear 6, so that it drives the first gear 6 to rotate. The first gear 6 drives the transmission shaft 7 to rotate, and the transmission shaft 7 drives the gear valve 8 to rotate. The bottom of the gear valve 8 is meshed with the bottom of the ball valve 9, so that the ball valve 9 rotates synchronously, and the transmission mechanism composed of them controls the rotation angle of the gear. At the same time, the sensor system arranged on the PCB board will feed back the rotation angle of the gear to the vehicle-mounted ECU in the form of a voltage analog signal, thereby achieving a closed loop of signal control and feedback. Example 2

[0034] An electrically controlled water pump with a ball valve, which is different from Example 1 in that Figure 2 As shown, a second gear 12 is fixedly mounted on the top surface of the worm wheel 11, a connecting rod is rotatably mounted on the inner wall of the execution housing 2, a first gear 6 is fixedly mounted on one end of the connecting rod, the first gear 6 is meshingly connected with the second gear 12, a transmission shaft 7 is fixedly mounted on the other end of the connecting rod, a gear valve 8 is fixedly mounted on the outer wall of one end of the transmission shaft 7, a ball valve 9 is rotatably mounted on the inner wall of the volute 1, the bottom end of the ball valve 9 is meshingly connected with the bottom end of the gear valve 8, the ball valve 9 and the gear valve 8 are both rotatably mounted on the inner wall of the volute 1, the ball valve 9 and the gear valve 8 are both meshingly connected with the inner wall of the pump housing 3, and the transmission shaft 7 runs through the interior of the gear valve 8;

[0035] In actual applications, by setting the volute 1 and the pump casing 3, a plurality of flow channels are arranged inside the volute 1. When the ball valve 9 rotates to different positions, different flow channels will be opened or closed. Because there are flow channels on the shell of the pump casing 3 arranged on the volute 1, when the gear valve 8 is driven to rotate by the ball valve 9, the opening and closing of each flow channel can also be controlled together.

[0036] Working principle: The on-board ECU will send instructions to the DC motor 5 according to the real-time vehicle condition. According to the corresponding ECU instructions, the output shaft of the DC motor 5 rotates forward or reversely, and the output shaft of the DC motor 5 drives the worm 10 to rotate. The worm 10 is meshed with the worm wheel 11, so that it drives the worm wheel 11 to rotate. The worm wheel 11 drives the second gear 12 to rotate. The second gear 12 is meshed with the first gear 6, so that it drives the first gear 6 to rotate. The first gear 6 drives the transmission shaft 7 to rotate, and the transmission shaft 7 drives the gear valve 8 to rotate. The bottom of the gear valve 8 and the bottom of the ball valve 9 are connected. The meshing connection allows the ball valve 9 to rotate synchronously, and the transmission mechanism composed of them controls the rotation angle of the gear. At the same time, the sensor system set on the PCB board will feed back the rotation angle of the gear to the on-board ECU in the form of a voltage analog signal, thereby achieving a closed loop of signal control and feedback. A plurality of flow channels are arranged inside the volute 1. When the ball valve 9 rotates to different positions, different flow channels will be opened or closed. Because there are flow channels on the shell of the pump housing 3 arranged on the volute 1, when the gear valve 8 is driven to rotate by the ball valve 9, the opening and closing of each flow channel can also be controlled together.

[0037] This specific embodiment is only an explanation of the utility model, and it is not a limitation of the utility model. After reading this specification, those skilled in the art can make non-creative modifications to the embodiment as needed, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. An electrically controlled water pump with a ball valve, comprising a volute (1), characterized in that: A pump casing (3) is fixedly mounted on the outer wall of the volute (1), and an execution housing (2) is fixedly mounted on one end of the volute (1) and one end of the pump casing (3).

2. An electrically controlled water pump with a ball valve according to claim 1, characterized in that: A PCB board (4) is fixedly mounted on the inner wall of the execution shell (2), and a DC motor (5) is fixedly mounted on the inner wall of the execution shell (2).

3. An electrically controlled water pump with a ball valve according to claim 2, characterized in that: A worm (10) is fixedly mounted on one end of the output shaft of the DC motor (5).

4. An electrically controlled water pump with a ball valve according to claim 3, characterized in that: A worm wheel (11) is rotatably mounted on the inner wall of the actuator housing (2), and the worm wheel (11) is meshingly connected to the worm (10).

5. An electrically controlled water pump with a ball valve according to claim 4, characterized in that: A second gear (12) is fixedly mounted on the top surface of the worm wheel (11).

6. An electrically controlled water pump with a ball valve according to claim 5, characterized in that: A connecting rod is rotatably mounted on the inner wall of the execution housing (2), and a first gear (6) is fixedly mounted on one end of the connecting rod.

7. An electrically controlled water pump with a ball valve according to claim 6, characterized in that: The first gear (6) is meshingly connected with the second gear (12); a transmission shaft (7) is fixedly mounted on the other end of the connecting rod; and a gear valve (8) is fixedly mounted on the outer wall of one end of the transmission shaft (7).

8. An electrically controlled water pump with a ball valve according to claim 7, characterized in that: A ball valve (9) is rotatably mounted on the inner wall of the volute (1).

9. An electrically controlled water pump with a ball valve according to claim 8, characterized in that: The bottom end of the ball valve (9) is meshingly connected with the bottom end of the gear valve (8), and the ball valve (9) and the gear valve (8) are both rotatably mounted on the inner wall of the volute (1).

10. An electrically controlled water pump with a ball valve according to claim 9, characterized in that: The ball valve (9) and the gear valve (8) are both meshingly connected to the inner wall of the pump housing (3), and the transmission shaft (7) passes through the interior of the gear valve (8).

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