An impeller for a large flow pump that is easy to install

Abstract

The utility model discloses an impeller for a large flow pump that is easy to install, which includes an impeller connecting body, the inner ring surface of the impeller connecting body is fixedly connected with a protective shaft, the inner ring surface of the protective shaft is movably connected with an output shaft, the front end surface of the output shaft is fixedly connected with a collar, the outer ring surface of the collar is fixedly connected with a mounting flange, the outer surface of the protective shaft is fixedly connected with a protective shell, the outer surface of the protective shaft is fixedly connected with a fixed block, the side surface of the fixed block is fixedly connected with a nut, the side surface of the collar is provided with a socket opening, and the front surface of the impeller connecting body is fixedly connected with an impeller plate. The device is provided with a threaded rod, and after the user twists the threaded rod on the nut to remove it, the user can remove the protective shaft and the provided impeller connecting body on the output shaft, so that the user can use and maintain the impeller connecting body.

Description

Technical Field

[0001] The utility model belongs to the technical direction of flow pump impellers, and specifically relates to an impeller for a large flow pump that is easy to install. Background Art

[0002] The impeller is a rotating iron or steel disk with blades in a centrifugal pump. It transfers energy from the motor driving the pump to the pumped liquid by accelerating the fluid radially outward from the center of rotation. When the outward movement of the liquid is restricted by the pump casing, the speed achieved by the pump impeller is converted into pressure. The impeller needs to be installed conveniently when the user uses it.

[0003] The existing technology has the following problems:

[0004] 1. The existing impellers on the market are not convenient enough when users need to install the impeller as a whole, so users need to spend more time to install it;

[0005] 2. The existing impellers on the market currently have incomplete functions when users need to install, use, disassemble and repair the impellers, which will result in the user having to disassemble the entire impeller when they need to use and maintain the impellers. Utility Model Content

[0006] The utility model aims to provide an impeller for a large flow pump which is easy to install in the existing device, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: an impeller for a large-flow pump that is easy to install, comprising an impeller connecting body, the inner ring surface of the impeller connecting body is fixedly connected to a protective shaft, the inner ring surface of the protective shaft is movably clamped with an output shaft, the front end surface of the output shaft is fixedly connected to a collar, and the outer ring surface of the collar is fixedly connected to a mounting flange.

[0008] The outer surface of the protection shaft is fixedly connected with a protection shell, the outer surface of the protection shaft is fixedly connected with a fixing block, and the side surface of the fixing block is fixedly connected with a nut.

[0009] A sleeve opening is provided on the side surface of the collar, an impeller plate is fixedly connected to the front surface of the impeller connecting body, and a second hollow opening is provided on the inner ring of the mounting flange.

[0010] The utility model further describes that the inner ring of the impeller connecting body is provided with a first hollow opening, and the structures between the first hollow opening and the protective shaft fit each other.

[0011] By adopting the above technical solution, the first hollow opening in the solution that is structurally matched with the protection shaft can facilitate the user to use and install the protection shaft.

[0012] The utility model further describes that a mounting opening is formed through the front surface of the mounting flange, and the number of the mounting openings is multiple and the multiple mounting openings are formed around the mounting flange as a center point.

[0013] By adopting the above technical solution, the number of the plurality of mounting openings in the solution is such that the mounting openings are opened around the mounting flange as the center point, so that the user can use bolts to perform a limited connection on the mounting flange.

[0014] The utility model further describes that a threaded rod is movably clamped on the inner ring surface of the nut, and the threaded rod is connected through the nut and the fixing block and the protection shaft.

[0015] By adopting the above technical solution, the threaded rod connected between the nut and the fixing block and the protective shaft in the solution can facilitate the user to connect the threaded rod and the nut.

[0016] The utility model further illustrates that the inner ring of the protection shaft is provided with a clamping opening, and the sizes of the clamping opening and the output shaft match each other.

[0017] By adopting the above technical solution, the clamping opening in the solution, which is matched in size with the output shaft, can facilitate the user to use and install the protection shaft.

[0018] The utility model further describes that the fixing block connects the nut and the protection shaft, and the fixing block is symmetrically arranged with the vertical center line of the nut as the symmetry axis.

[0019] By adopting the above technical solution, the fixing blocks symmetrically arranged with the vertical midline of the nut as the symmetry axis can facilitate the user to stably connect the nut to the protective shaft.

[0020] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0021] The utility model provides an impeller for a large flow pump that is easy to install, and can facilitate users to conveniently use and install the impeller through the cooperation and use of the impeller connecting body, the first hollow opening, the output shaft, the installation opening, the installation flange, the protection shaft, the protection shell, the threaded rod, the nut, the fixing block, the impeller plate, the collar, the sleeve opening, the second hollow opening and the clamping opening. The installation flange and the multiple installation openings that are provided on the installation flange can facilitate users to use bolts to connect and install the installation flange in a limited manner, so that users can use, connect and install the impeller, meeting the user's demand for convenient overall use, connection and installation.

[0022] The utility model provides an impeller for a large flow pump that is easy to install. Through a threaded rod, after the user screws the threaded rod on a nut and removes it, the user can remove the protection shaft and the impeller connecting body on the output shaft, so that the user can use and maintain the impeller connecting body, meeting the user's demand for convenient use and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 It is a top view of the structure of the utility model;

[0026] Figure 3 It is a structural front view of the utility model;

[0027] Figure 4 The structure of the utility model Figure 2 A magnified view of the structure at center;

[0028] Figure 5 It is a structural side sectional view of the utility model.

[0029] In the figure: 1. impeller connecting body; 2. first hollow opening; 3. output shaft; 4. mounting opening; 5. mounting flange; 6. protective shaft; 7. protective shell; 8. threaded rod; 9. nut; 10. fixing block; 11. impeller plate; 12. collar; 13. socket opening; 14. second hollow opening; 15. snap-on opening. DETAILED DESCRIPTION

[0030] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-5 The utility model provides a technical solution: an impeller for a large flow pump that is easy to install, including an impeller connecting body 1, the inner ring surface of the impeller connecting body 1 is fixedly connected with a protective shaft 6, the inner ring surface of the protective shaft 6 is movably clamped with an output shaft 3, and the front end surface of the output shaft 3 is fixedly connected with a collar 12.

[0032] In this embodiment, a first hollow opening 2 is provided in the inner ring of the impeller connecting body 1, and the structures between the first hollow opening 2 and the protective shaft 6 are matched with each other. The first hollow opening 2 that is matched with the protective shaft 6 can facilitate the user to install the protective shaft 6. A mounting opening 4 is provided through the front surface of the mounting flange 5, and there are multiple mounting openings 4 and multiple mounting openings 4 are opened around the mounting flange 5 as the center point. The multiple mounting openings 4 that are opened around the mounting flange 5 as the center point can facilitate the user to use bolts to limit the connection of the mounting flange 5.

[0033] Example 2

[0034] like Figure 1-5 As shown, based on Example 1, the utility model provides a technical solution: preferably, the outer ring surface of the ring 12 is fixedly connected with the mounting flange 5, the outer surface of the protective shaft 6 is fixedly connected with the protective shell 7, the outer surface of the protective shaft 6 is fixedly connected with the fixing block 10, and the side surface of the fixing block 10 is fixedly connected with the nut 9.

[0035] In this embodiment, a threaded rod 8 is movably clamped on the inner ring surface of the nut 9, and the threaded rod 8 is connected to the protective shaft 6 through the nut 9 and the fixing block 10. The threaded rod 8 connected to the protective shaft 6 through the nut 9 and the fixing block 10 can facilitate the user to connect the threaded rod 8 and the nut 9. A clamping opening 15 is provided on the inner ring of the protective shaft 6, and the size of the clamping opening 15 and the output shaft 3 match each other. The clamping opening 15 that matches the size of the output shaft 3 can facilitate the user to use and install the protective shaft 6.

[0036] Example 3

[0037] like Figure 1-5As shown, based on Example 1 and Example 2, the utility model provides a technical solution: preferably, a socket opening 13 is provided on the side surface of the ring 12, an impeller plate 11 is fixedly connected to the front surface of the impeller connecting body 1, and a second hollow opening 14 is provided on the inner ring of the mounting flange 5.

[0038] In this embodiment, the fixing block 10 connects the nut 9 and the protective shaft 6, and the fixing block 10 is symmetrically arranged with the vertical center line of the nut 9 as the symmetry axis. The fixing block 10 symmetrically arranged with the vertical center line of the nut 9 as the symmetry axis can facilitate the user to stably connect the nut 9 to the protective shaft 6.

[0039] like Figure 1-5 As shown, when the user needs to use it, the setting of the mounting flange 5 and the multiple mounting openings 4 opened through the mounting flange 5 can facilitate the user to use bolts to perform limited connection installation on the mounting flange 5, so that the user can use the connection and installation of the impeller, so that the user can perform convenient overall use of the connection and installation, and through the setting of the threaded rod 8 and after the user screws and removes the threaded rod 8 on the nut 9, the user can remove the protective shaft 6 and the set impeller connection body 1 on the output shaft 3, so that the user can use and maintain the impeller connection body 1, so that the user can perform convenient use and maintenance.

[0040] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0041] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An impeller for a large flow pump that is easy to install, comprising an impeller connecting body (1), characterized in that: The inner ring surface of the impeller connecting body (1) is fixedly connected to a protection shaft (6), and the inner ring surface of the protection shaft (6) is movably connected to an output shaft (3); The front end surface of the output shaft (3) is fixedly connected with a collar (12), the outer ring surface of the collar (12) is fixedly connected with a mounting flange (5), and the outer surface of the protection shaft (6) is fixedly connected with a protection shell (7); The outer surface of the protection shaft (6) is fixedly connected to a fixing block (10), the side surface of the fixing block (10) is fixedly connected to a nut (9), the side surface of the collar (12) is provided with a sleeve opening (13), the front surface of the impeller connecting body (1) is fixedly connected to an impeller plate (11), and the inner ring of the mounting flange (5) is provided with a second hollow opening (14).

2. The impeller for a large flow pump that is easy to install according to claim 1, characterized in that: The inner ring of the impeller connecting body (1) is provided with a first hollow opening (2), and the first hollow opening (2) and the protective shaft (6) are structurally matched with each other.

3. The impeller for a large flow pump that is easy to install according to claim 1, characterized in that: A mounting opening (4) is provided through the front surface of the mounting flange (5), and there are a plurality of mounting openings (4), and the plurality of mounting openings (4) are arranged around the mounting flange (5) as a center point.

4. The impeller for a large flow pump that is easy to install according to claim 1, characterized in that: A threaded rod (8) is movably clamped on the inner ring surface of the nut (9), and the threaded rod (8) is connected to the protective shaft (6) through the nut (9) and the fixing block (10).

5. The impeller for a large flow pump that is easy to install according to claim 1, characterized in that: The inner ring of the protection shaft (6) is provided with a clamping opening (15), and the sizes of the clamping opening (15) and the output shaft (3) match each other.

6. The impeller for a large flow pump that is easy to install according to claim 1, characterized in that: The fixing block (10) connects the nut (9) and the protection shaft (6), and the fixing block (10) is symmetrically arranged with the vertical center line of the nut (9) as the symmetry axis.

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