Submersible pump coupling device

Abstract

The utility model relates to the technical field of water pump coupling devices, and discloses a submersible pump coupling device which comprises a coupling hanging piece, a coupling base, a sliding column fixing piece and sliding columns, the top ends of the two sliding columns are fixed to the bottom end of the sliding column fixing piece, and the bottom ends of the sliding columns are fixed to the upper end of the coupling base. The coupling hanging piece comprises a hanging piece top plate, a coupling flange, shaft seats, a flange convex ring and a connecting shaft, the coupling flange is fixed to the front end of the bottom of the hanging piece top plate, the two shaft seats are symmetrically welded to the two sides of the hanging piece top plate, the flange convex ring is fixed to the inner ring of the rear portion of the coupling flange, and the two ends of the connecting shaft are installed in the two shaft seats; the coupling base comprises a bottom plate, supporting plates, a bent pipe and a bent pipe front protruding ring, the bottom end of the bent pipe is fixed to the upper end of the bottom plate through the supporting plates, and a plurality of mounting holes are formed in the bottom plate. The flange convex ring and the bent pipe front convex ring can be compressed and sealed by utilizing the self weight of the sewage pump, the installation and connection are convenient, the efficiency is high, and the maintenance work is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump coupling device technical field especially relates to a submersible pump coupling device. BACKGROUND

[0002] Sewage pumps have a wide range of applications in water conservancy construction, flood control and drainage, municipal construction and other fields. In order to facilitate the maintenance of the water pump, the water pump can be connected through a coupling. During maintenance, the sewage pump can be pulled out from the bottom of the water tank by using zipper and electric hoist and other hoisting equipment, so that the staff does not need to go down to the sewage tank.

[0003] There are some water pump coupling devices in the prior art, such as a Chinese utility model patent with the application number CN202322364690.6 and the name of a sewage pump coupling with limiting self-locking. The first base plate is provided with a groove for embedding the second base plate. The second base plate is guided and limited by the protruding plate to prevent it from falling off. The L-shaped plate is embedded in the base groove to further connect and facilitate installation. It can be installed at one time without constant adjustment of the position. However, it is not convenient to separate the water pump from the coupling during maintenance, and the operation is not convenient.

[0004] For example, a Chinese utility model patent with the application number CN202120947574.5 and the name of a submersible pump coupling device. The sliding groove on the guide rod drives the submersible pump body to slide. The buffer device is arranged above the connecting part of the coupling frame body. The buffer spring arranged in the buffer box supports the buffer plate to reduce the impact and vibration of the device during installation, avoid damage to the device by impact, and improve the sealing performance and service life of the device. It mainly aims at the buffer and vibration problems during installation of the submersible pump.

[0005] For example, a Chinese utility model patent with the application number CN201920909999.X and the name of a water pump coupling device. It can repair and replace the water pump, reduce the difficulty of repairing the water pump, and adjust the center of gravity of the water pump by setting the balance block to ensure that the water pump can smoothly fall on the base along the guide column. However, it mainly uses the weight balance of the balance block to realize the accurate butt joint of the water pump and the coupling, so that the size of the coupling increases, and different weights of the water pump also need to be matched with different balance blocks, which is high in cost. UTILITY MODEL CONTENTS

[0006] In order to overcome the shortcomings of the prior art, the purpose of the utility model is to provide a submersible pump coupling device which uses the self-weight of the sewage pump to press and seal the flange convex ring and the front convex ring of the elbow pipe, which is convenient to install and connect, high in efficiency and convenient for maintenance work.

[0007] The utility model discloses the following technical scheme realizes: a submersible pump coupling device, include: coupling pendant, coupling base, slide column fixing piece and slide column, the top of two slide columns is fixed in the bottom of slide column fixing piece, and the bottom of slide column is fixed in the upper end of coupling base.

[0008] Further, the front end of the pendant top plate is fixed with a horizontal plate, and the top end of the pendant top plate is also fixed with a rib plate, and the front end of the rib plate is connected with the rear end of the horizontal plate.

[0009] Further, the upper end of the horizontal section of the elbow is symmetrically fixed with two support portions, and the bottom end of the slide column is connected and fixed with a lower connecting column arranged on the upper end of each support portion.

[0010] Further, the bottom plate is provided with a base groove on both sides.

[0011] Further, the rear end of the elbow is fixed with an elbow rear flange.

[0012] Further, the protrusion is obliquely arranged, and the rear end of the protrusion is fixed with a gasket.

[0013] Further, the slide column fixing piece comprises a fixed plate, a fixed end plate and an upper fixed column, the fixed end plate is vertically fixed at the rear end of the fixed plate, two upper fixed columns are symmetrically fixed at the bottom end of the fixed plate, and the top end of the slide column is connected and fixed with the upper fixed column.

[0014] Compared with the prior art, the utility model discloses a submersible pump coupling device, wherein the coupling hanging piece is fixedly connected with the sewage pump through the hanging piece top plate, the connecting shaft is arranged behind the two protrusions, the coupling hanging piece is hung at the front end of the front protruding ring of the elbow pipe, the gravity moment generated by the self weight of the sewage pump is utilized to press the flange protruding ring and the front protruding ring of the elbow pipe to seal, and the installation connection is convenient and efficient without the help of external connecting structure or weight. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the connecting structure schematic diagram of the coupling hanging piece and the coupling base in the utility model;

[0017] Figure 3 It is the structure schematic diagram of the coupling hanging piece in the utility model Figure 1 ;

[0018] Figure 4 It is the structure schematic diagram of the coupling hanging piece in the utility model Figure 2 ;

[0019] Figure 5 It is the structure schematic diagram of the coupling base in the utility model;

[0020] Figure 6 It is the structure schematic diagram of the sliding column fixing piece in the utility model.

[0021] In the drawing: coupling hanging piece-1;Coupling base-2;Sliding column fixing piece-4;Sliding column-5;Hanging piece top plate-11;Coupling flange-12;Cross plate-13;Ridge board-14;Hanging piece recess-15;Shaft seat-16;Flange protruding ring-17;Connecting shaft-18;Top plate recess-19;Bottom plate-21;Supporting plate-22;Elbow pipe-23;Supporting part-24;Lower connecting column-25;Base recess-26;Elbow pipe rear flange-27;Elbow pipe front protruding ring-28;Protruding ring top plate-281;Protrusion-282;Gasket-29;Fixed plate-41;Fixed end plate-42;Upper fixed column-43. DETAILED DESCRIPTION

[0022] The following embodiments of the present application are illustrated by way of specific examples, and other advantages and effects of the present application can be easily understood by those skilled in the art from the disclosure of the present application. The present application can also be implemented or applied in other different embodiments, and the details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0023] The utility model aims at the defects of prior art, provide a submersible pump coupling device.

[0024] Embodiment one

[0025] The embodiment provides a submersible pump coupling device, referring to Figures 1-4 As shown in the figure, it comprises: coupling hanging piece 1, coupling base 2, sliding column fixing piece 4 and sliding column 5, the top end of two sliding columns 5 is fixed in the bottom end of sliding column fixing piece 4, and the bottom end of sliding column 5 is fixed in the upper end of coupling base 2.Coupling hanging piece 1 includes hanging piece top plate 11, coupling flange 12, shaft seat 16, flange convex ring 17 and connecting shaft 18, coupling flange 12 is fixed in the bottom front end of hanging piece top plate 11, two shaft seats 16 are symmetrically welded on the both sides of hanging piece top plate 11, flange convex ring 17 is fixed in the rear inner ring of coupling flange 12, and the both ends of connecting shaft 18 are installed in two shaft seats 16.Hanging piece top plate 11 front end fixed with cross plate 13, hanging piece top plate 11 top end is also fixed with rib plate 14, and the front end of rib plate 14 is connected with the rear end center of cross plate 13;Two hanging piece grooves 15 are symmetrically arranged in the rear end of hanging piece top plate 11, the hanging piece groove 15 is sleeved on the outside of sliding column 5, and the top plate groove 19 is arranged in the rear end center of hanging piece top plate 11.

[0026] Referring to Figures 1-5As shown, the coupling base 2 comprises a bottom plate 21, a support plate 22, an elbow pipe 23 and an elbow pipe front protruding ring 28, the bottom end of the elbow pipe 23 is fixed on the upper end of the bottom plate 21 through a plurality of support plates 22, a plurality of mounting holes are arranged on the bottom plate 21, the elbow pipe front protruding ring 28 is fixed on the front end of the elbow pipe 23, the top end of the elbow pipe front protruding ring 28 is integrally formed with a protruding ring top plate 281, two protrusions 282 are symmetrically fixed on the rear end of the protruding ring top plate 281, the protrusions 282 are inclinedly arranged, the rear end of the protrusions 282 is fixed with a gasket 29, the gasket 29 in the embodiment is a gasket with a large friction coefficient, which is used to increase the friction between the connecting shaft 18. The connecting shaft 18 is pressed behind the two protrusions 282, so that the coupling hanging piece 1 is hung on the front end of the elbow pipe front protruding ring 28, and the front end of the flange protruding ring 17 is attached to the front end of the elbow pipe front protruding ring 28. The upper end of the horizontal section of the elbow pipe 23 is symmetrically fixed with two support portions 24, and the upper end of each support portion 24 is provided with a lower connecting column 25, the bottom end of the slide column 5 is connected and fixed with the lower connecting column 25, the both sides of the bottom plate 21 are provided with a base recess 26, and the rear end of the elbow pipe 23 is fixed with an elbow pipe rear flange 27.

[0027] Referring to Figure 6 As shown, the slide column fixing piece 4 comprises a fixed plate 41, a fixed end plate 42 and an upper fixed column 43, the fixed end plate 42 is vertically fixed on the rear end of the fixed plate 41, and the two upper fixed columns 43 are symmetrically fixed on the bottom end of the fixed plate 41, and the top end of the slide column 5 is connected and fixed with the upper fixed column 43.

[0028] The utility model discloses a submersible pump coupling device, when using, through bolt, the bottom plate 21 is fixed at the bottom of sewage pool, then through expansion screw, the fixed end plate 42 is fixed on the lateral wall of sewage pool, make the fixed end plate 42 be located in the just above of the horizontal section of elbow pipe 23, then the top end of slide column 5 is connected and fixed with upper fixed column 43, and the bottom end of slide column 5 is connected and fixed with lower connecting column 25. The coupling hanging piece 1 is connected and fixed with sewage pump through the hanging piece top plate 11 therein, the connecting shaft 18 is pressed behind the two protrusions 282, so that the coupling hanging piece 1 is hung on the front end of the elbow pipe front protruding ring 28, the gravitational moment generated by the self weight of sewage pump is used, so that the front end of the flange protruding ring 17 located in front of the sewage pump water outlet is attached and pressed tightly with the front end of the elbow pipe front protruding ring 28, and is sealed, so that the sewage pump is connected with the coupling base 2 sealingly, does not need to help external connecting structure or weight, and its installation connection is convenient, and the efficiency is high. When overhauling the sewage pump, the sewage pump is pulled upward and backward by using lifting equipment, drives the coupling hanging piece 1, so that the connecting shaft 18 is separated from behind the two protrusions 282, and then the sewage pump can be directly lifted, so as to facilitate the overhaul work.

[0029] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A submersible pump coupling device, characterized by, The utility model relates to a coupling hanging piece (1), coupling base (2), slide post fixing piece (4) and slide post (5), and the top end of two slide posts (5) is fixed in the bottom end of slide post fixing piece (4), and the bottom end of slide post (5) is fixed in the upper end of coupling base (2), the coupling hanging piece (1) includes hanging piece top plate (11), coupling flange (12), shaft seat (16), flange convex ring (17) and connecting shaft (18), the coupling flange (12) is fixed in the bottom front end of hanging piece top plate (11), both sides of the hanging piece top plate (11) are welded with two shaft seats (16) in symmetry, the flange convex ring (17) is fixed in the rear inner ring of coupling flange (12), and both ends of connecting shaft (18) are installed in two shaft seats (16), the coupling base (2) includes bottom plate (21), support plate (22), elbow pipe (23) and elbow pipe front convex ring (28), the bottom end of elbow pipe (23) is fixed in the upper end of bottom plate (21) through a plurality of support plates (22), is provided with a plurality of mounting holes on bottom plate (21), the elbow pipe front convex ring (28) is fixed in the front end of elbow pipe (23), the elbow pipe front convex ring (28) is integrally formed with convex ring top plate (281) on the top end, and the rear end of the convex ring top plate (281) is fixed with two protrusions (282) in symmetry, the connecting shaft (18) is pressed in the rear of two protrusions (282), so that the coupling hanging piece (1) is hung in the front end of elbow pipe front convex ring (28), and the front end of flange convex ring (17) is attached with the front end of elbow pipe front convex ring (28). The front top end of the hanging piece top plate (11) is fixed with a horizontal plate (13), and the top end of the hanging piece top plate (11) is also fixed with a rib plate (14), and the front end of the rib plate (14) is connected with the rear end center of the horizontal plate (13); two hanging piece grooves (15) are symmetrically arranged at the rear end of the hanging piece top plate (11), the hanging piece grooves (15) are sleeved on the outer side of the slide post (5), and a top plate groove (19) is arranged at the rear end center of the hanging piece top plate (11).

2. The submersible pump coupling device of claim 1, wherein: The upper end of the horizontal section of the elbow pipe (23) is fixed with two support portions (24) in symmetry, and a lower connecting column (25) is arranged on the upper end of each support portion (24), and the bottom end of the slide post (5) is connected and fixed with the lower connecting column (25).

3. A submersible pump coupling as claimed in claim 1 or 2, characterised in that: The bottom plate (21) is provided with a base groove (26) on both sides.

4. The submersible pump coupling of claim 1, wherein: The rear end of the elbow pipe (23) is fixed with an elbow pipe rear flange (27).

5. The submersible pump coupling of claim 1, wherein: The protrusion (282) is arranged obliquely, and the rear end of the protrusion (282) is fixed with a gasket (29).

6. The submersible pump coupling of claim 1, wherein: The slide post fixing piece (4) includes a fixed plate (41), a fixed end plate (42) and an upper fixed column (43), the fixed end plate (42) is fixed vertically at the rear end of the fixed plate (41), two upper fixed columns (43) are fixed symmetrically at the bottom end of the fixed plate (41), and the top end of the slide post (5) is connected and fixed with the upper fixed column (43).

7. The submersible pump coupling of claim 1, wherein: ​

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