Self-priming pump with integrated structure

Abstract

The utility model discloses an integrated structure self-priming pump which comprises a water inlet and outlet cover plate, reinforcing ribs are installed on the surface of the water inlet and outlet cover plate, a water inlet sealing gasket is installed on the surface of the lower end of the water inlet and outlet cover plate, and a first valve deck is installed at the lower end of the water inlet sealing gasket. First water outlet silica gel is installed at a central notch in the surface of the first valve cover, a second valve cover is installed at the lower end of the first valve cover, leather film bowl silica gel is installed in the second valve cover, an eccentric wheel support is installed below the second valve cover, and an eccentric wheel is installed on the eccentric wheel support. An eccentric shaft is arranged at the lower end of the eccentric wheel. The water outlet cover is compact and stable in structural design, an integrated sealing structure is adopted, the sealing performance is better, water outlet connection of the water outlet cover is convenient, rapid connector connection is supported, installation and connection are convenient due to the 90-degree corner, the water outlet flow control effect is better, and the reinforcing ribs are additionally arranged on the water inlet and outlet cover plate so that the deformation phenomenon can be effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of self-priming pumps, and particularly to a self-priming pump with an integrated structure. Background Technique

[0002] A self-priming pump is a liquid transportation device and is widely used in production processes such as urban environmental protection, construction, fire protection, chemical industry, pharmaceutical industry, dye printing and dyeing, brewing, electric power, electroplating, papermaking, petroleum, mining, equipment cooling, etc.

[0003] The Chinese authorized patent document with the authorization announcement number of CN208634047U discloses an integrated self-priming pump body, belonging to the technical field of fluid pumps. A self-priming cylinder is arranged on the side of the pump body, and a water injection cover is arranged on the pump body. An inlet flange is arranged on the outer side of the self-priming cylinder. An outlet flange is arranged on the top of the pump body, and a drain valve is arranged on the outer side of the lower part of the pump body. The inlet flange, the outlet flange, the self-priming cylinder and the pump body adopt an integrated structure design. Sealing grooves are arranged on both the outlet flange and the inlet flange. A reinforcing rib is arranged between the outlet flange and the pump body. Its structure is simple and the design is reasonable. The inlet flange, the outlet flange, the self-priming cylinder and the pump body adopt an integrated structure design. Compared with the traditional welding and screw connection, the integrated self-priming pump body can not only simplify the production process, but also prevent the pump from leaking liquid due to welding detachment and screw loosening during use, thus ensuring the good operation of the pump.

[0004] The internal structure of the self-priming pump in the above-mentioned prior art has poor sealing performance, inconvenient water outlet connection and small water outlet flow. Therefore, it is necessary to develop a new type of self-priming pump with an integrated structure to solve the above existing technical problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a self-priming pump with an integrated structure to solve the problems of poor sealing performance of the internal structure of the self-priming pump in the prior art, inconvenient water outlet connection and small water outlet flow proposed in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A self-priming pump with an integrated structure includes an inlet and outlet cover plate. Reinforcing ribs are installed on the surface of the inlet and outlet cover plate. An inlet sealing gasket is installed on the lower surface of the inlet and outlet cover plate. A first valve cover is installed at the lower end of the inlet sealing gasket. A first water outlet silica gel is installed at the central notch on the surface of the first valve cover. A second water outlet silica gel is installed inside the first valve cover. A second valve cover is installed at the lower end of the first valve cover. A diaphragm bowl silica gel is installed inside the second valve cover. An eccentric wheel support is installed below the second valve cover. An eccentric wheel is installed on the eccentric wheel support. An eccentric shaft is arranged at the lower end of the eccentric wheel.

[0007] Preferably, an inlet joint and an outlet joint are respectively installed on the surface of the inlet and outlet cover plate, and the outlet joint is set at a 90-degree angle.

[0008] Preferably, the second outlet silica gel is fixedly connected with the first valve cover in a snap-fit manner, and the first valve cover and the second valve cover are tightly fitted and connected.

[0009] Preferably, a motor is installed below the diaphragm bowl silica gel, a motor fixing bracket is arranged at the upper end of the motor, and the motor is connected with the second valve cover through the motor fixing bracket.

[0010] Preferably, the output end of the motor is connected with an eccentric wheel through an eccentric shaft.

[0011] Preferably, a notch structure is arranged on the surface of the inlet sealing gasket, and the inlet sealing gasket is tightly fitted and connected with the first valve cover.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] The structure of the present utility model is designed to be compact and stable, adopts an integrated sealing structure, has better sealing performance, is convenient for the water outlet connection of the water outlet cover, supports quick interface connection, is provided with a 90-degree angle for easy installation and connection, has good internal sealing performance, is not prone to leakage at the water outlet end, resulting in a large water outlet flow rate and better control effect. By adding reinforcing ribs at the inlet and outlet cover plates, the structural strength and stability of the inlet and outlet cover plates can be improved, and the deformation phenomenon of the cover plates can be effectively prevented. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is an exploded view of the structure of the present utility model;

[0015] Figure 2 is an internal sectional view of the present utility model;

[0016] Figure 3 is a schematic structural view when the outlet joint of the present utility model is set at a 90-degree angle;

[0017] Figure 4 is an external structural view of the present utility model.

[0018] In the figure: 1. Inlet and outlet cover plate; 2. Inlet sealing gasket; 3. First outlet silica gel; 4. First valve cover; 5. Eccentric wheel bracket; 6. Eccentric shaft; 7. Motor; 8. Motor fixing bracket; 9. Eccentric wheel; 10. Diaphragm bowl silica gel; 11. Second valve cover; 12. Second outlet silica gel; 13. Inlet joint; 14. Outlet joint; 15. Reinforcing rib. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0020] Please refer to Figures 1-4 , an embodiment provided by the present utility model: an integrated structure self-priming pump, including an inlet and outlet cover plate 1, a reinforcing rib 15 is installed on the surface of the inlet and outlet cover plate 1, an inlet sealing gasket 2 is installed on the lower end surface of the inlet and outlet cover plate 1, a first valve cover 4 is installed at the lower end of the inlet sealing gasket 2, a first outlet silica gel 3 is installed at the central notch on the surface of the first valve cover 4, a second outlet silica gel 12 is installed inside the first valve cover 4, a second valve cover 11 is installed at the lower end of the first valve cover 4, a diaphragm bowl silica gel 10 is installed inside the second valve cover 11, an eccentric wheel bracket 5 is installed below the second valve cover 11, an eccentric wheel 9 is installed on the eccentric wheel bracket 5, and an eccentric shaft 6 is provided at the lower end of the eccentric wheel 9.

[0021] Furthermore, an inlet joint 13 and an outlet joint 14 are respectively installed on the surface of the inlet and outlet cover plate 1, and the outlet joint 14 is provided with a 90-degree corner setting.

[0022] Furthermore, the second outlet silica gel 12 is fixedly connected to the first valve cover 4 by clamping, and the first valve cover 4 is closely attached to the second valve cover 11.

[0023] Furthermore, a motor 7 is installed below the diaphragm bowl silica gel 10, a motor fixing bracket 8 is provided at the upper end of the motor 7, and the motor 7 is connected to the second valve cover 11 through the motor fixing bracket 8.

[0024] Furthermore, the output end of the motor 7 is connected to the eccentric wheel 9 through the eccentric shaft 6.

[0025] Furthermore, a notch structure is provided on the surface of the inlet sealing gasket 2, and the inlet sealing gasket 2 is closely attached to the first valve cover 4.

[0026] Working principle: When in use, water flows into the inside of the self-priming pump body from the water inlet joint 13. By installing a water inlet gasket 2 on the lower surface of the water inlet and outlet cover plate 1, good sealing protection can be provided for the water inlet end. A first valve cover 4 is installed at the lower end of the water inlet gasket 2. A first water outlet silica gel 3 is installed at the central notch on the surface of the first valve cover 4. A second water outlet silica gel 12 is installed inside the first valve cover 4. Water flows through the first water outlet silica gel 3 and the second water outlet silica gel 12 in sequence. The first water outlet silica gel 3 and the second water outlet silica gel 12 are used for sealing protection of the water outlet end. Through a compact and stable structural design, an integrated sealing structure is adopted, with better sealing performance, convenient water outlet connection of the water outlet cover, supporting quick interface connection. At the same time, the internal sealing of the device is good, and leakage is not likely to occur at the water outlet end, resulting in a large water outlet flow rate and better control effect. Finally, the water flows out through the water outlet joint 14. The water outlet joint 14 is set at a 90-degree angle, and the 90-degree angle setting is convenient for installation and connection. At the same time, reinforcing ribs 15 are installed on the surface of the water inlet and outlet cover plate 1. The reinforcing ribs 15 can be used to improve the structural strength and stability of the water inlet and outlet cover plate 1, and can effectively prevent the deformation of the cover plate.

Claims

1. An integrated self-priming pump, comprising a water inlet and outlet cover plate (1), characterized in that: The surface of the water inlet and outlet cover plate (1) is installed with reinforcing ribs (15), the lower end surface of the water inlet and outlet cover plate (1) is installed with a water inlet sealing gasket (2), the lower end of the water inlet sealing gasket (2) is installed with a first valve cover (4), the center notch on the surface of the first valve cover (4) is installed with a first water outlet silicone (3), the interior of the first valve cover (4) is installed with a second water outlet silicone (12), the lower end of the first valve cover (4) is installed with a second valve cover (11), the interior of the second valve cover (11) is installed with a membrane bowl silicone (10), an eccentric wheel bracket (5) is installed below the second valve cover (11), an eccentric wheel (9) is installed on the eccentric wheel bracket (5), and an eccentric shaft (6) is provided at the lower end of the eccentric wheel (9).

2. The one-piece self-priming pump according to claim 1, characterized in that: A water inlet joint (13) and a water outlet joint (14) are respectively installed on the surface of the water inlet and outlet cover plate (1), and the water outlet joint (14) is arranged at a 90-degree angle.

3. The one-piece self-priming pump according to claim 1, characterized in that: The second water outlet silica gel (12) is fixedly connected to the first valve cover (4), and the first valve cover (4) is tightly fitted to the second valve cover (11).

4. The one-piece self-priming pump according to claim 1, characterized in that: A motor (7) is installed below the membrane bowl silicone (10), a motor fixing bracket (8) is provided at the upper end of the motor (7), and the motor (7) is connected to the second valve cover (11) via the motor fixing bracket (8).

5. The one-piece self-priming pump according to claim 4, characterized in that: The output end of the motor (7) is connected to the eccentric wheel (9) via an eccentric shaft (6).

6. The one-piece self-priming pump according to claim 1, characterized in that: A notch structure is provided on the surface of the water inlet sealing gasket (2), and the water inlet sealing gasket (2) is tightly fitted and connected to the first valve cover (4).

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