Electronic three-way water valve assembly

Abstract

The utility model relates to the technical field of heat management of new energy automobiles, in particular to an electronic three-way water valve assembly. An electronic three-way water valve assembly comprises an actuator, a main shell, a PTC heating ball valve and a motor connecting shell, the PTC heating ball valve is arranged in the main shell, the motor connecting shell is arranged on the main shell, a protruding ring is arranged in the middle of the motor connecting shell, a sealing ring via hole outer pressing face is arranged on the inner wall of the protruding ring, a ball valve upper shaft via hole is formed in the middle of the sealing ring via hole outer pressing face, and a ball valve upper shaft via hole is formed in the middle of the ball valve upper shaft via hole. A sealing ring is arranged in the outer pressing face of the sealing ring through hole, four supports are arranged at the bottom of the motor connecting shell, sealing gaskets are clamped on three of the supports, and the PTC heating ball valve comprises a ball valve upper shaft, a ball valve outer contour face, a ball valve lower shaft and a ball valve water flow cavity. The utility model has the beneficial effects of novel structure, ingenious and simple design, good sealing performance, controllable water flow, reliable quality and long service life through the sealing ring and the sealing gasket.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy vehicle thermal management, in particular to an electronic three-way water valve assembly. Background Technique

[0002] Common forms of three-way electronic water valves are electronic columnar slide valves, electronic plate slide valves, etc. Usually, the pipeline flow resistance of the slide valve is large, the sealing effect is also poor, and the flow control is inconvenient. Summary of the Invention

[0003] In order to solve the above technical problems of poor sealing and inconvenient flow control, the utility model provides an electronic three-way water valve assembly.

[0004] The technical solution of the utility model is as follows:

[0005] An electronic three-way water valve assembly includes an actuator, a main housing, a PTC heating ball valve, and a motor connection housing. The PTC heating ball valve is arranged in the main housing. The motor connection housing is arranged on the main housing. A convex ring is arranged in the middle of the motor connection housing. An outer press-fitting surface of a sealing ring through hole is arranged on the inner wall of the convex ring. A ball valve upper shaft through hole is in the middle of the outer press-fitting surface of the sealing ring through hole. A sealing ring is arranged in the outer press-fitting surface of the sealing ring through hole. Four brackets are arranged at the bottom of the motor connection housing. Sealing gaskets are clamped on three of the brackets. The PTC heating ball valve includes a ball valve upper shaft, a ball valve outer contour surface, a ball valve lower shaft, and a ball valve water flow cavity. The ball valve upper shaft of the PTC heating ball valve passes through the sealing ring and is connected to the actuator. The main housing includes a water inlet interface a, a water outlet interface b, and a water outlet interface c.

[0006] A ball valve lower shaft groove is arranged in the convex ring. A sealing gasket groove a is arranged at the bottom of the inner wall of the main housing. A housing welding boss is arranged at the top of the main housing wall. Body assembly through holes are arranged at the four corners of the main housing. The four corners of the main housing wall are recessed inward. Welding limit ribs are arranged outside the wall. A cavity is arranged inside the main housing.

[0007] The PTC heating ball valve includes a ball valve upper limit block, a ball valve lower limit block, and a stop block. A ball valve upper shaft is arranged at the center of the PTC heating ball valve. A limit groove is arranged on one side outside the ball valve upper shaft. The right side of the limit groove is the ball valve upper limit block and the ball valve lower limit block. The ball valve upper limit block and the ball valve lower limit block are connected by the stop block. A ball valve outer contour surface is arranged on one side of the outer wall of the PTC heating ball valve. The other side of the outer wall of the PTC heating ball valve is recessed inward. A ball valve water flow cavity is arranged at the recessed part. The central angle between the ball valve upper limit block and the ball valve lower limit block is 150°, and the up and down rotation angle is 65°.

[0008] There is a limiting boss on the outer side of the outer press-fitting surface of the through-hole of the sealing ring. There is a sealing ring bracket outside the limiting boss. The sealing ring bracket is provided with a sealing gasket groove b. There is a shell welding groove outside the sealing ring bracket. There is a welding limiting post outside the shell welding groove. There is an actuator assembly through-hole on the motor connection shell. The limiting boss consists of an upper limiting surface and a lower limiting surface on the connection shell, and the limiting angle of the limiting boss is 20 degrees.

[0009] The sealing ring includes an outer press-fitting surface of the connection shell and an outer press-fitting surface of the upper shaft of the ball valve.

[0010] The sealing gasket is composed of a motor connection sealing ring and a sealing ring bracket. The sealing ring bracket includes a ball valve fitting surface and a matching boss for the motor connection sealing ring. The motor connection sealing ring includes a lip surface and a press-fitting surface for the motor shell groove. The motor connection sealing ring is sleeved on the outer wall of the sealing ring bracket, and the motor connection sealing ring and the sealing ring bracket are press-fitted with interference to form the sealing gasket.

[0011] The cross-sectional angle of the water flow cavity of the ball valve is greater than 90 degrees.

[0012] Using the technical solution of the present utility model, the structure is novel, the design is ingenious and simple. Through the sealing ring and the sealing gasket, the sealing performance is good, the water flow rate is controllable, the quality is reliable, and the service life is long. Description of the Drawings

[0013] Figure 1 、 2 、3 are the structural schematic diagrams of the present utility model;

[0014] Figure 4 、 17 、19、21 are the structural schematic diagrams of partial sectional views of the present utility model;

[0015] Figure 5 、 13 is the structural schematic diagram of the motor connection shell of the present utility model;

[0016] Figure 6 、 7 is the structural schematic diagram of the sealing ring of the present utility model;

[0017] Figure 8 is Figure 7 the structural schematic diagram of the CC-direction sectional view;

[0018] Figure 9 、 10 is the structural schematic diagram of the sealing gasket of the present utility model;

[0019] Figure 11 is Figure 10 the structural schematic diagram of the AA-direction sectional view;

[0020] Figure 12 is the structural schematic diagram of a part of the present utility model;

[0021] Figure 14 、 15 Figure 16 is a schematic structural view of the PTC heating ball valve of the present utility model;

[0022] Figure 18 is Figure 17 a schematic structural view of the sectional view taken along the DD direction;

[0023] Figure 20 is Figure 19 a schematic structural view of the sectional view taken along the EE direction;

[0024] Figure 22 is Figure 21 a schematic structural view of the sectional view taken along the FF direction. Detailed implementation manners

[0025] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments. Embodiment

[0026] As Figure 1 、 2 shown in Figures 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, an electronic three-way water valve assembly includes an actuator 1, a main housing 3, a PTC heating ball valve 4 and a motor connection housing 2. The PTC heating ball valve 4 is disposed in the main housing 3. The motor connection housing 2 is disposed on the main housing 3. A convex ring is provided in the middle of the motor connection housing 2. An outer pressing surface 241 of a sealing ring through hole is provided on the inner wall of the convex ring. A ball valve upper shaft through hole 240 is in the middle of the outer pressing surface 241 of the sealing ring through hole. A sealing ring 6 is provided in the outer pressing surface 241 of the sealing ring through hole. Four brackets are provided at the bottom of the motor connection housing 2. Sealing gaskets 5 are clamped on three of the brackets. The PTC heating ball valve 4 includes a ball valve upper shaft 440, a ball valve outer contour surface 420, a ball valve lower shaft 405 and a ball valve water flow cavity 401. The ball valve upper shaft 440 of the PTC heating ball valve 4 passes through the sealing ring 6 and is connected to the actuator 1. The main housing 3 includes a water inlet interface a102, a water outlet interface b 103 and a water outlet interface c104.

[0027] A ball valve lower shaft groove 105 is provided in the convex ring. A sealing gasket groove a106 is provided at the bottom of the inner wall of the main housing 3. A housing welding boss 120 is provided at the top of the wall body of the main housing 3. Body assembly through holes 107 are provided at the four corners of the main housing 3. The four corners of the wall body of the main housing 3 are recessed inward. Welding limit ribs 121 are provided outside the wall body. A cavity 101 is provided inside the main housing 3.

[0028] The PTC heating ball valve 4 includes a ball valve upper limit block 410, a ball valve lower limit block 411 and a stop block 413. A ball valve upper shaft 440 is provided at the center of the PTC heating ball valve 4. A limit groove is provided on one side outside the ball valve upper shaft 440. On the right side of the limit groove are the ball valve upper limit block 410 and the ball valve lower limit block 411. The ball valve upper limit block 410 and the ball valve lower limit block 411 are connected by the stop block 413. On one side of the outer wall of the PTC heating ball valve 4, there is a ball valve outer contour surface 420. On the other side of the outer wall of the PTC heating ball valve 4, it is recessed inward, and a ball valve water flow cavity 401 is provided at the recessed part. The central angle between the ball valve upper limit block 410 and the ball valve lower limit block 411 is 150°, and the up and down rotation angle is 65°.

[0029] Outside the outer press-fitting surface 241 of the through-hole of the sealing ring, a limit boss 210 is provided. Outside the limit boss 210, there is a sealing ring bracket 10. The sealing ring bracket 10 is provided with a gasket groove b250. Outside the sealing ring bracket 10, there is a housing welding groove 220. Outside the housing welding groove 220, there are welding limit posts 221. On the motor connection housing 2, there is an actuator assembly through-hole 251. The limit boss 210 consists of an upper limit surface 211 of the connection housing and a lower limit surface 212 of the connection housing. The limit angle of the limit boss 210 is 20 degrees.

[0030] The sealing ring 6 includes an outer press-fitting surface 640 of the connection housing and an outer press-fitting surface 641 of the ball valve upper shaft.

[0031] The gasket 5 is composed of a motor connection sealing ring 11 and a sealing ring bracket 10. The sealing ring bracket 10 includes a ball valve fitting surface 501 and a motor connection sealing ring matching boss 503. The motor connection sealing ring 11 includes a lip surface 504 and a motor housing groove press-fitting surface 502. The motor connection sealing ring 11 and the sealing ring bracket 10 are press-fitted with interference to form the gasket 5.

[0032] During use, the outer press-fitting surface 640 of the connecting shell of the sealing ring 6 is assembled on the outer press-fitting surface 241 of the sealing-ring through-hole of the motor connecting shell 2. Then, the upper shaft 440 of the ball valve of the PTC heating ball valve 4 is assembled on the outer press-fitting surface 641 of the upper shaft of the ball valve of the sealing ring 6. Note that the limiting boss 210 of the motor connecting shell 2 needs to be aligned with the rotational limit and placed between the upper limiting block 410 and the lower limiting block 411 of the ball valve. Next, the press-fitting surface 502 of the motor housing sealing ring 11 of the gasket 5 is assembled in the gasket groove 250 of the motor connecting shell 2. Note that the ball-valve fitting surface 501 of the sealing-ring bracket 10 in the gasket 5 should be fully fitted on the outer contour surface 420 of the ball valve of the PTC heating ball valve 4. Align the welding limiting rib 121 of the main housing 3 with the welding limiting post 221 of the motor connecting shell 2 and press-fit them up and down. Note that the lip surface 504 of the motor connecting sealing ring 11 is fitted with the cavity 101 of the main housing 3 and the lower shaft 405 of the ball valve is fitted with the lower-shaft groove 105 of the ball valve. Then, place the assembly in an ultrasonic welding device for welding. Fix the actuator 1 to the actuator assembly through-hole 251 of the motor connecting shell with screws, as Figure 18 , Non-working state: The water at the water inlet interface a102 on the main housing 3 can lead to the two water outlet interfaces b103 and the water outlet interface c104; as Figure 20 , Working state: When the actuator is powered on, the PTC heating ball valve rotates 65° in the direction of the water outlet interface b103. The water at the water inlet interface a102 on the main housing 3 can lead to the two water outlet interfaces b103 and go in the direction of the water pump in the thermal management system. The working state is as Figure 22 : When the actuator is powered on, the PTC heating ball valve rotates 65° in the direction of the water outlet interface c104. The water at the water inlet interface a102 on the main housing 3 can lead to the two water outlet interfaces c104 and go in the direction of the engine in the thermal management system.

[0033] It should be understood that the above are only the preferred embodiments of the present invention and are not sufficient to limit the technical solutions of the present invention. For those of ordinary skill in the art, within the spirit and principles of the present invention, additions, deletions, substitutions, transformations or improvements can be made according to the above description. All these technical solutions after the above additions, deletions, substitutions, transformations or improvements should fall within the protection scope of the appended claims of the present invention.

Claims

1. An electronic three-way water valve assembly, comprising an actuator (1), a main housing (3), a PTC heating ball valve (4) and a motor connection housing (2), characterized in that: A PTC heating ball valve (4) is provided in the main housing (3). An electric motor connection housing (2) is provided on the main housing (3). A convex ring is provided in the middle of the electric motor connection housing (2). An outer pressing surface (241) of a sealing ring through hole is provided on the inner wall of the convex ring. A ball valve upper shaft through hole (240) is in the middle of the outer pressing surface (241) of the sealing ring through hole. A sealing ring (6) is provided in the outer pressing surface (241) of the sealing ring through hole. A bracket is provided at the bottom of the electric motor connection housing (2), and a sealing gasket (5) is clamped on the bracket. The PTC heating ball valve (4) includes a ball valve upper shaft (440), a ball valve outer contour surface (420), a ball valve lower shaft (405) and a ball valve water flow cavity (401). The ball valve upper shaft (440) of the PTC heating ball valve (4) passes through the sealing ring (6) and is connected to the actuator (1). The main housing (3) includes a water inlet interface a (102), a water outlet interface b (103) and a water outlet interface c (104).

2. The electronic three-way water valve assembly according to claim 1, wherein: A ball valve lower shaft groove (105) is provided in the convex ring. A sealing gasket groove a (106) is provided at the bottom of the inner wall of the main housing (3). A housing welding boss (120) is provided at the top of the wall body of the main housing (3). Body assembly through holes (107) are provided at the four corners of the main housing (3). The four corners of the wall body of the main housing (3) are recessed inward, and welding limit ribs (121) are provided outside the wall body. A cavity (101) is provided in the main housing (3).

3. An electronic three-way water valve assembly according to claim 1, characterized in that: The PTC heating ball valve (4) includes a ball valve upper limit block (410), a ball valve lower limit block (411) and a stop block (413). A ball valve upper shaft (440) is provided at the center of the PTC heating ball valve (4). A limit groove is provided on one side outside the ball valve upper shaft (440). A ball valve upper limit block (410) and a ball valve lower limit block (411) are on the right side of the limit groove. The ball valve upper limit block (410) and the ball valve lower limit block (411) are connected by the stop block (413). A ball valve outer contour surface (420) is provided on one side of the outer wall of the PTC heating ball valve (4). The other side of the outer wall of the PTC heating ball valve (4) is recessed inward, and a ball valve water flow cavity (401) is provided at the recessed part. The central angle between the ball valve upper limit block (410) and the ball valve lower limit block (411) is 150°, and the up and down rotation angle is 65°.

4. An electronic three-way water valve assembly according to claim 1, characterized in that: A limit boss (210) is provided outside the outer pressing surface (241) of the sealing ring through hole. A sealing ring bracket (10) is provided outside the limit boss (210). A sealing gasket groove b (250) is provided on the sealing ring bracket (10). A housing welding groove (220) is provided outside the sealing ring bracket (10). Welding limit columns (221) are provided outside the housing welding groove (220). An actuator assembly through hole (251) is provided on the electric motor connection housing (2). The limit boss (210) consists of an upper limit surface (211) of the connection housing and a lower limit surface (212) of the connection housing. The limit angle of the limit boss (210) is 20 degrees.

5. An electronic three-way water valve assembly according to claim 1, characterized in that: The sealing ring (6) includes an outer pressing surface (640) of the connection housing and an outer pressing surface (641) of the ball valve upper shaft.

6. The electronic three-way water valve assembly according to claim 1, wherein: The gasket (5) is composed of a motor connection sealing ring (11) and a sealing ring bracket (10). The sealing ring bracket (10) includes a ball valve mating surface (501) and a motor connection sealing ring matching boss (503). The motor connection sealing ring (11) includes a lip surface (504) and a motor housing groove pressing surface (502). The motor connection sealing ring (11) is sleeved on the outer wall of the sealing ring bracket (10), and the motor connection sealing ring (11) and the sealing ring bracket (10) are interference-fitted to form the gasket (5).

7. The electronic three-way water valve assembly according to claim 1, characterized in that: The cross-sectional angle of the ball valve water flow cavity (401) is greater than 90 degrees.

8. An electronic three-way water valve assembly according to claim 1, characterized in that: The number of the brackets is four, and gaskets (5) are clamped on three of the brackets.

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