Self-priming pump with sound insulation effect

Abstract

The utility model belongs to the technical field of self-priming pumps and discloses a self-priming pump with a sound insulation effect, the self-priming pump comprises a pump body, a motor and a base, the base is fixed to the bottom of the pump body, the motor is fixed to the left side of the top surface of the base, and the output end of the motor is fixedly connected with the shaft end of the left side of the pump body through a coupler; the outer surface of the pump body is sleeved with a sound insulation sheath, and a water outlet is formed in the top face of the pump body. The sound insulation sheath is mounted on the outer surface of the pump body in a sleeving manner, the sound insulation cover formed by combining the left half shell and the right half shell is connected to the position, corresponding to the pump body, of the base in a covering manner, and the left half shell and the right half shell of the sound insulation cover are fixed through the mounting lugs and the screws mounted on the inner sides of the mounting lugs in a penetrating manner; and the upper-layer honeycomb sound-absorbing cotton and the lower-layer honeycomb sound-absorbing cotton are arranged in the left half shell and the right half shell correspondingly, and the visual window is embedded in the surface of the right half shell, so that multiple sound insulation is achieved, and meanwhile the beneficial effects that the working condition of the pump body is easy to observe, the sound insulation cover is easy to replace, and the pump body is easy to maintain are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of self-priming pumps, and more specifically, to a self-priming pump with sound insulation effect. Background Art

[0002] A self-priming centrifugal pump is compact, easy to operate, operates smoothly, and is easy to maintain. It has high efficiency, a long lifespan, and a strong self-priming capacity. No foot valve is required in the pipeline; prior to operation, only a fixed amount of liquid must be present in the pump body. Different materials can be used to accommodate different liquids. However, self-priming pumps are generally noisy, which may impact the surrounding environment and the health of workers.

[0003] After searching the existing public technology, the application number is: CN202020898278.6, which discloses a low-noise self-priming shielded pump, including a pump body, a motor and a soundproof cover. The pump body is arranged on one side of the motor, and the pump body and the motor are both arranged in the soundproof cover. The soundproof cover includes sound-absorbing cotton and a soundproof board, and the sound-absorbing cotton is arranged on the outside of the soundproof board. A water inlet is provided on one side of the pump body, and a water outlet is provided on the other side of the pump body. The pipes connected to the water inlet and the water outlet are all passed through the soundproof cover. A cooling jacket is provided on the outside of the motor, a water inlet is provided on the top of the cooling jacket, and multiple drain ports are provided at the bottom of the cooling jacket. The pipes connected to the water inlet and the drain ports are all passed through the soundproof cover. A mounting base is provided at the bottom of the soundproof cover, and an anti-slip layer is provided at the bottom of the mounting base. The soundproof cover is provided on the outside of the self-priming shielded pump to achieve a sound insulation effect, thereby preventing the noise generated when the self-priming shielded pump is working from interfering with the outside world.

[0004] However, the sound insulation cover in the above solution is fixedly connected to the pump body and is a single-layer sound insulation structure. In actual use, there are problems such as poor sound insulation effect, inconvenient removal of the sound insulation cover, and inconvenient maintenance of the pump body.

[0005] In order to solve the above problems, the present application provides a self-priming pump with sound insulation effect. Utility Model Content

[0006] The present application provides a self-priming pump with sound insulation effect, which adopts the following technical solution:

[0007] A self-priming pump with a sound insulation effect comprises a pump body, a motor and a base, wherein a base is fixed to the bottom of the pump body, and a motor is fixed to the left side of the top surface of the base, the output end of the motor is fixedly connected to the shaft end on the left side of the pump body through a coupling, the outer surface of the pump body is sleeved with a sound insulation sleeve, and a water outlet is installed on the top surface of the pump body, and a water inlet is installed on the right side wall of the pump body, the outer cover of the pump body is connected to a sound insulation cover, and the sound insulation cover is composed of a left half shell and a right half shell, the facing surfaces of the left half shell and the right half shell are welded with a plurality of mounting ears, and screws are inserted and installed on the mounting ears of the left half shell and the right half shell, the inner wall surface of the sound insulation cover is bonded with a sound insulation layer, and the upper inner side of the sound insulation cover is bonded with an upper layer of honeycomb sound-absorbing cotton, and the lower inner side of the sound insulation cover is bonded with a lower layer of honeycomb sound-absorbing cotton.

[0008] The above technical solution not only meets the requirements of multiple sound insulation, but also has the advantages of easy observation of the working condition of the pump body, replacement of the sound insulation cover and maintenance of the pump body. Among them, the upper layer of honeycomb sound-absorbing cotton and the lower layer of honeycomb sound-absorbing cotton can serve as the third sound-absorbing structure for pump body noise.

[0009] Furthermore, the top surfaces of the left and right half shells are provided with upper openings corresponding to the water outlet, the right side walls of the left and right half shells are provided with side openings corresponding to the water inlet, and the bottoms of the left and right half shells are provided with lower openings corresponding to the mounting seat at the bottom of the pump body.

[0010] The above technical solution facilitates the installation of the left half shell and the right half shell.

[0011] Furthermore, the sound insulation cover has a square cylindrical structure as a whole, and an upper opening is provided on the top surface of the sound insulation cover, and side openings are provided on the left and right sides of the sound insulation cover respectively. The upper opening corresponds to the water outlet of the pump body, and the two side openings correspond to the shaft end and water inlet of the pump body.

[0012] The above technical solution facilitates the installation of the sound insulation bag.

[0013] Furthermore, the sound insulation layer of the sound insulation cover is composed of glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic, and the glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic are bonded and connected by glue.

[0014] The above technical solution can be used as a second sound insulation structure for pump body noise.

[0015] Furthermore, a viewing window made of tempered glass is embedded in the surface of the right half shell.

[0016] The above technical solution makes it easy to observe the working condition of the pump body and facilitate timely maintenance.

[0017] Furthermore, the sound insulation sleeve is composed of a rubber outer skin and sound-absorbing cotton bonded to its inner side.

[0018] The above technical solution can be used as the first sound insulation structure for pump body noise.

[0019] In summary, this application has the following beneficial technical effects:

[0020] A sound insulation sleeve is installed on the outer surface of the pump body, and a sound insulation cover composed of a left half shell and a right half shell is connected to the base corresponding to the pump body cover. The left and right half shells of the sound insulation cover are fixed with mounting ears and screws installed through the inner side, and an upper layer of honeycomb sound-absorbing cotton and a lower layer of honeycomb sound-absorbing cotton are respectively arranged inside the left and right half shells, and a visual window is embedded in the surface of the right half shell. While meeting multiple sound insulation requirements, it also has the advantages of easy observation of the working condition of the pump body, replacement of the sound insulation cover and maintenance of the pump body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the external structure of this application;

[0022] Figure 2 This is a schematic diagram of the internal structure of this application;

[0023] Figure 3 Schematic diagram of the left and right half shell structures of the sound insulation cover of this application;

[0024] Figure 4 This is a schematic diagram of the sound insulation cover structure of this application.

[0025] Description of the numbers in the figure:

[0026] 1. Pump body; 2. Soundproof cover; 3. Motor; 4. Base; 5. Water outlet; 6. Water inlet; 7. Soundproof bag; 8. Sound insulation layer; 9. Upper honeycomb sound-absorbing cotton; 10. Lower honeycomb sound-absorbing cotton; 11. Left half shell; 12. Right half shell; 13. Visual window; 14. Upper opening; 15. Side opening; 16. Lower opening; 17. Mounting ears; 18. Side opening; 19. Upper opening. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; it is obvious that the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0028] In the description of this application, it should be noted that the terms "upper," "lower," "inner," "outer," "top / bottom," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this application and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0029] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "mounted / connected," and "connected" should be understood in a broad sense. For example, "connected" can mean 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 an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0030] Example:

[0031] The present application discloses a self-priming pump with sound insulation effect. Figure 1 and Figure 4 , a self-priming pump with sound insulation effect, comprising a pump body 1, a motor 3 and a base 4, the bottom of the pump body 1 is fixed with a base 4, and the left side of the top surface of the base 4 is fixed with a motor 3, the output end of the motor 3 is fixedly connected to the shaft end on the left side of the pump body 1 through a coupling, the outer surface of the pump body 1 is sleeved with a sound insulation sleeve 7, and the top surface of the pump body 1 is installed with a water outlet 5, and the right side wall of the pump body 1 is installed with a water inlet 6, the outer cover of the pump body 1 is connected with a sound insulation cover 2, and the sound insulation cover 2 is composed of a left half shell 11 and a right half shell 12, and the facing surfaces of the left half shell 11 and the right half shell 12 are welded with a plurality of mounting ears 17, and screws are inserted and installed on the mounting ears 17 of the left half shell 11 and the right half shell 12, the inner wall surface of the sound insulation cover 2 is bonded with a sound insulation layer 8, and the upper inner side of the sound insulation cover 2 is bonded with an upper layer of honeycomb sound-absorbing cotton 9, and the lower inner side of the sound insulation cover 2 is bonded with a lower layer of honeycomb sound-absorbing cotton 10.

[0032] See also Figure 1-3 An upper opening 14 is provided on the top surface of the left half shell 11 and the right half shell 12 corresponding to the water outlet 5, and a side opening 15 is provided on the right side wall of the left half shell 11 and the right half shell 12 corresponding to the water inlet 6, and a lower opening 16 is provided on the bottom of the left half shell 11 and the right half shell 12 corresponding to the mounting seat at the bottom of the pump body 1. Through the arrangement of the upper opening 14, the side opening 15 and the lower opening 16, the left half shell 11 and the right half shell 12 are easily connected to the pump body 1.

[0033] See also Figure 1 、 Figure 2 and Figure 4 The sound insulation bag 7 is a square tube structure as a whole, and an upper opening 19 is provided on the top surface of the sound insulation bag 7, and side openings 18 are provided on the left and right sides of the sound insulation bag 7. The upper opening 19 corresponds to the water outlet 5 of the pump body 1, and the two side openings 18 correspond to the shaft end and the water inlet 6 of the pump body 1. The arrangement of the upper opening 19 and the side openings 18 makes it easy to install the sound insulation bag 7 and the pump body 1.

[0034] See also Figure 1-3 The sound insulation layer 8 of the sound insulation cover 2 is composed of glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic, and the glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic are bonded and connected by glue. The sound insulation layer 8 of the sound insulation cover 2 has a multi-level sound absorption effect, which increases the thoroughness of the noise absorption of the pump body 1.

[0035] See also Figure 1 、 Figure 2 and Figure 4 The sound insulation sleeve 7 is composed of a rubber outer skin and sound-absorbing cotton bonded to its inner side. The rubber outer skin and sound-absorbing cotton of the sound insulation sleeve 7 can preliminarily absorb the noise generated by the pump body 1. In order to facilitate the heat dissipation of the pump body 1, the sound insulation sleeve 7 is also provided with a number of through holes.

[0036] The implementation principle of this embodiment is as follows: when in use, the sound insulation bag 7 is sleeved on the outer surface of the pump body 1 from top to bottom, the side openings 18 on the left and right sides of the sound insulation bag 7 make way for the shaft end and the water inlet 6 of the pump body 1, and the upper opening 19 on the top surface of the sound insulation bag 7 makes way for the water outlet 5 of the pump body 1, and then the left half shell 11 and the right half shell 12 of the sound insulation cover 2 are moved closer to the pump body 1, so that the left half shell 11 and the right half shell 12 are connected to the periphery of the pump body 1, and the plurality of mounting ears 17 welded at the opposite ends of the left half shell 11 and the right half shell 12 are welded. Correspondingly, the left half shell 11 and the right half shell 12 are fixed by connecting them with the mounting ears 17 through screws. The upper opening 14, side opening 15 and lower opening 16 provided on the sound insulation cover 2 make way for the shaft end, water inlet 6 and water outlet 5 of the pump body 1. When the pump body 1 generates noise, the sound insulation layer 8, the sound insulation sleeve 7 and the upper layer of honeycomb sound-absorbing cotton 9 and the lower layer of honeycomb sound-absorbing cotton 10 on the inner wall of the sound insulation cover 2 form a multiple sound insulation structure, which absorbs the noise generated by the pump body 1 multiple times and reduces the impact of the noise on the surrounding environment and the health of the staff.

[0037] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A self-priming pump with sound insulation effect, comprising a pump body (1), a motor (3) and a base (4), characterized in that: The bottom of the pump body (1) is fixed with a base (4), and the left side of the top surface of the base (4) is fixed with a motor (3), the output end of the motor (3) is fixedly connected to the shaft end on the left side of the pump body (1) through a coupling, the outer surface of the pump body (1) is sleeved with a sound insulation sleeve (7), and the top surface of the pump body (1) is installed with a water outlet (5), and the right side wall of the pump body (1) is installed with a water inlet (6), the outer cover of the pump body (1) is connected with a sound insulation cover (2), and the sound insulation cover (2) is The left half shell (11) and the right half shell (12) are combined, and the facing surfaces of the left half shell (11) and the right half shell (12) are welded with a plurality of mounting ears (17), and screws are inserted and installed on the mounting ears (17) of the left half shell (11) and the right half shell (12). The inner wall surface of the sound insulation cover (2) is bonded with a sound insulation layer (8), and the upper inner side of the sound insulation cover (2) is bonded with an upper layer of honeycomb sound-absorbing cotton (9), and the lower inner side of the sound insulation cover (2) is bonded with a lower layer of honeycomb sound-absorbing cotton (10).

2. A self-priming pump with sound insulation effect according to claim 1, characterized in that: The top surfaces of the left half shell (11) and the right half shell (12) are provided with an upper opening (14) corresponding to the water outlet (5), and the right side walls of the left half shell (11) and the right half shell (12) are provided with a side opening (15) corresponding to the water inlet (6), and the bottoms of the left half shell (11) and the right half shell (12) are provided with a lower opening (16) corresponding to the mounting seat at the bottom of the pump body (1).

3. The self-priming pump with sound insulation effect according to claim 1, characterized in that: The sound insulation sleeve (7) is in the form of a square cylinder structure as a whole, and an upper opening (19) is provided on the top surface of the sound insulation sleeve (7), and side openings (18) are provided on the left and right sides of the sound insulation sleeve (7), respectively. The upper opening (19) corresponds to the water outlet (5) of the pump body (1), and the two side openings (18) correspond to the shaft end and the water inlet (6) of the pump body (1).

4. The self-priming pump with sound insulation effect according to claim 1, characterized in that: The sound insulation layer (8) of the sound insulation cover (2) is composed of glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic, and the glass wool, linen cotton felt, organic fiber material and polystyrene foam plastic are bonded and connected by glue.

5. The self-priming pump with sound insulation effect according to claim 1, characterized in that: A viewing window (13) made of tempered glass is embedded in the surface of the right half shell (12).

6. The self-priming pump with sound insulation effect according to claim 1, characterized in that: The sound insulation sleeve (7) is composed of a rubber outer skin and sound-absorbing cotton bonded to its inner side.

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