Multi-stage pump balancing device

Abstract

The utility model provides a multistage pump balancing device which comprises a mounting plate and a plurality of mounting holes, the mounting holes are uniformly arranged on the mounting plate at equal intervals, two adjusting devices are arranged at the lower end of the mounting plate and symmetrically arranged on the two sides of the lower end of the mounting plate, and the adjusting devices are arranged at the lower end of the mounting plate. The adjusting device is used for adjusting the horizontal height of the mounting plate and comprises a connecting block, the connecting block is fixed to the lower surface of the mounting plate, an adjusting rod is arranged at the lower end of the connecting block and fixedly connected with the connecting block in a welded mode, external threads are arranged on the outer surface of the adjusting rod, a supporting seat is arranged on the adjusting rod, and the supporting seat is fixedly connected with the connecting block. The adjusting device is arranged at the lower end of the mounting plate, the horizontal height of the mounting plate is adjusted through the adjusting device, and the adjusting device has the advantages of being simple in structure, convenient to operate, high in adjusting precision and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump support technical field especially relates to a multistage pump balancing device. BACKGROUND

[0002] Pump is the mechanical energy or other external energy of prime mover is transmitted to liquid, makes liquid energy increase, pump can be divided into single stage pump and multistage pump according to structural type, wherein, single stage pump refers to the pump that is provided with only one stage impeller, and multistage pump refers to the pump that is provided with two or more stages of impellers;

[0003] The existing Chinese patent document CN202223555195.5 discloses a multistage pump with high sealing performance, which aims at the problem that the existing multistage pump has poor sealing performance when connected with a water pipe, and thus when the sealing performance is poor, the multistage pump is disconnected from the water pipe, seriously affecting the use effect of the multistage pump. The present application proposes the following scheme, which includes a multistage pump and a water pipe. The rear side inner wall of the multistage pump is slidingly connected with a button, and the top of the button extends to the outside of the multistage pump. A partition plate is fixedly connected inside the multistage pump. The beneficial effects are as follows: by inserting the water pipe into the multistage pump and connecting it with the multistage pump, the button can be pressed to descend, which can assist the rack to move, and the contact plate can be in contact with the water pipe through the elastic force of the second spring. The effective fixation of the water pipe is ensured by the fixation of the positioning plate, and the sealing performance of the connection is increased.

[0004] However, the above-mentioned patent has certain defects in use. If the multistage pump is not installed horizontally, it will vibrate itself, and long-term vibration can easily cause the water pump to further deviate, and the internal components will be severely worn and damaged in the deviated condition, requiring regular inspection and maintenance operation, which is not conducive to maintenance and use.

[0005] Therefore, a multistage pump balancing device is proposed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0006] In order to overcome the deficiencies of the prior art, the utility model provides a multistage pump balancing device.

[0007] The utility model adopts the following technical scheme:

[0008] A multistage pump balancing device, comprising a mounting plate and a mounting hole, the mounting hole is provided with a plurality of mounting holes, the mounting holes are evenly and equidistantly arranged on the mounting plate, the lower end of the mounting plate is provided with an adjusting device, the adjusting device is provided with two adjusting devices, which are symmetrically arranged on both sides of the lower end of the mounting plate, and the adjusting device is used for adjusting the horizontal height of the mounting plate.

[0009] The adjusting device includes a connecting block, which is fixed to the lower surface of the mounting plate. An adjusting rod is provided at the lower end of the connecting block. The adjusting rod is welded and fixedly connected to the connecting block. The outer surface of the adjusting rod is provided with external threads. A support seat is provided on the adjusting rod. The support seat and the adjusting rod are connected by threads.

[0010] The support base and the adjusting rod are directly provided with an adjusting sleeve. The lower end of the adjusting sleeve is provided with a connecting rod and a limiting ring. The connecting rod, the limiting ring and the adjusting sleeve are welded and fixed together. The adjusting sleeve and the adjusting rod are threaded together. The lower end of the adjusting sleeve is set inside the support base. The support base is provided with a rotating seat. The rotating seat is provided with a ball. When the adjusting sleeve is placed inside the support base, the ball is set between the adjusting sleeve and the rotating seat.

[0011] The mounting plate is equipped with a level on both the front and back sides, and the level is fixed on both the front and back sides of the mounting plate.

[0012] The outer peripheral wall of the support base is provided with a plurality of ear plates, which are arranged along the circumference of the center of the support base. The ear plates are fixedly connected to the support base and are provided with mounting holes.

[0013] The bottom of the support base is provided with an anti-slip pad, which is bonded and fixed to the support base. The anti-slip pad is provided with multiple anti-slip grooves.

[0014] The present invention has the following advantages over the prior art:

[0015] 1. By setting an adjustment device at the lower end of the mounting plate, the horizontal height of the mounting plate can be adjusted. This has the advantages of simple structure, convenient operation, and high adjustment accuracy. At the same time, by setting auxiliary devices such as a level and anti-slip pads, the stability and balance of the multistage pump during installation and use are further improved, vibration and noise are reduced, and the service life of the multistage pump is extended. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a three-dimensional structural diagram of the present invention viewed from below;

[0018] Figure 3 This is a schematic diagram of the front structure of this utility model;

[0019] Figure 4 This is a utility model Figure 3 Schematic diagram of the cross-sectional structure along the AA direction;

[0020] Figure 5 This is a three-dimensional exploded structural diagram of the present invention;

[0021] Figure: 1, mounting plate; 2, mounting hole; 3, connecting block; 31, adjusting rod; 4, level; 5, non-slip pad; 51, non-slip groove; 6, ball; 7, support seat; 71, ear plate; 73, rotating seat; 8, adjusting sleeve; 81, limiting ring; 82, connecting rod. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings and specific embodiments, it is explained that, under the premise of not conflicting, the following description of each embodiment or each technical feature between can be combined to form a new embodiment.

[0023] The utility model will be further described below in combination with the drawings and specific embodiments, it is explained that, under the premise of not conflicting, the following description of each embodiment or each technical feature between can be combined to form a new embodiment.

[0024] As Figures 1 to 5 The utility model discloses a multistage pump balancing device, including mounting plate 1 and mounting hole 2, the mounting hole 2 is equipped with a plurality of, the mounting hole 2 evenly equidistantly arranged on mounting plate 1, and mounting plate 1 is the main structure of multistage pump balancing device, for carrying multistage pump and its related accessories, and the mounting hole 2 on mounting plate 1 is used for connecting mounting plate 1 with fixed structure, ensures that multistage pump balancing device can be firmly installed in the specified position, the lower end of mounting plate 1 is equipped with adjusting device, the adjusting device is equipped with two, and symmetrically set up in the both sides of the lower end of mounting plate 1, and the adjusting device is used for adjusting the horizontal height of mounting plate 1.

[0025] The adjusting device includes connecting block 3, the connecting block 3 is fixed on the lower surface of mounting plate 1, the lower end of connecting block 3 is equipped with adjusting rod 31, the adjusting rod 31 is connected with connecting block 3 by welding, the outer surface of adjusting rod 31 is equipped with outer thread, the adjusting rod 31 is equipped with support seat 7, and the support seat 7 is connected between adjusting rod 31 by screw thread.The adjusting device realizes the fine adjustment of the height of mounting plate 1 by the mode of screw thread connection, when rotating support seat 7, support seat 7 rises or falls along the screw thread of adjusting rod 31, thereby drives mounting plate 1 to carry out height adjustment, thereby realizes the fine adjustment of the height of mounting plate 1.

[0026] Further, in order to enhance the flexibility and stability of the adjustment, the support seat 7 and the adjustment rod 31 are directly provided with an adjustment sleeve 8, the lower end of the adjustment sleeve 8 is provided with a connecting rod 82 and a limiting ring 81, the connecting rod 82, the limiting ring 81 and the adjustment sleeve 8 are welded and fixed, the adjustment sleeve 8 is threadedly connected with the adjustment rod 31, the lower end of the adjustment sleeve 8 is arranged in the support seat 7, the inside of the support seat 7 is provided with a rotating seat 73, the rotating seat 73 is provided with a plurality of ball bearings 6, when the adjustment sleeve 8 is placed in the support seat 7, the ball bearings 6 are arranged between the adjustment sleeve 8 and the rotating seat 73, the inside of the rotating seat 73 is provided with ball bearing grooves 6, and the ball bearings 6 roll in the ball bearing grooves 6. When the adjustment sleeve 8 moves in the support seat 7, the ball bearings 6 roll between the adjustment sleeve 8 and the rotating seat 73, thereby reducing friction and resistance, and making the adjustment process more smooth and stable.

[0027] The adjustment sleeve 8 is threadedly connected with the adjustment rod 31 and can move up and down along the adjustment rod 31, the connecting rod 82 and the limiting ring 81 are used for fixing the position of the adjustment sleeve 8 and preventing it from falling off or moving excessively, when the adjustment sleeve 8 moves in the support seat 7, the ball bearings 6 roll between the adjustment sleeve 8 and the rotating seat 73, thereby reducing friction and resistance and improving the smoothness and stability of the adjustment.

[0028] In order to facilitate observation of the horizontal state of the mounting plate 1, the front and rear surfaces of the mounting plate 1 are provided with level meters 4, the level meters 4 are fixed on the front and rear surfaces of the mounting plate 1, and the level meters 4 are used for real-time monitoring of the levelness of the mounting plate 1 during installation and debugging. The inside of the level meter 4 is provided with a bubble tube or an electronic sensor and the like measuring element, which can sense the inclination angle of the mounting plate 1 and display it, when the mounting plate 1 is in a horizontal state, the bubble in the bubble tube will stay in the central position or the electronic sensor will display zero degrees, when the mounting plate 1 is inclined, the bubble will be offset or the electronic sensor will display the corresponding inclination angle.

[0029] Further, in order to enhance the stability and anti-skid performance of the support seat 7, a plurality of ear plates 71 are arranged on the outer peripheral wall of the support seat 7, the ear plates 71 are arranged along the circumcenter of the support seat 7, the ear plates 71 are fixedly connected with the support seat 7, and mounting holes 2 are arranged on the ear plates 71; the ear plates 71 and the mounting holes 2 are arranged to facilitate the fixation of the support seat 7 on the foundation or other support structure.

[0030] The bottom of the support seat 7 is provided with an anti-skid pad 5, the anti-skid pad 5 is adhesively fixed between the support seat 7, and a plurality of anti-skid grooves 51 are arranged on the anti-skid pad 5, the anti-skid grooves 51 are used to improve the friction between the support seat 7 and the ground, and prevent the multi-stage pump from sliding or shifting during operation.

[0031] The utility model discloses a use principle is: when using, install the plate 1 through the installation hole 2, utilize fastener and fixed structure and carry out the connection, use level 4 monitoring installation plate 1's level, ensure that it keeps the horizontal state in the installation process, through the adjusting device on the rotary support seat 7, adjust the height of installation plate 1, until reach the required horizontal position,

[0032] In the operation process of the multistage pump, the indication of the level meter 4 is continuously monitored to ensure that the installation plate 1 always keeps a horizontal state. If it is found that the installation plate 1 is inclined or unbalanced, the operation of the multistage pump is immediately stopped, the height of the installation plate 1 is adjusted through the adjusting device, after the adjustment is completed, the multistage pump is restarted, and the indication of the level meter 4 is monitored again to ensure that the installation plate 1 has returned to a horizontal state.

[0033] The above-mentioned embodiments are only preferred embodiments of the utility model, and cannot be used to limit the range of protection of the utility model. Any non-essential changes and replacements made by those skilled in the art on the basis of the utility model belong to the range of protection required by the utility model.

Claims

1. A multi-stage pump balancing device comprising a mounting plate (1) and mounting holes (2), said mounting holes (2) being provided in a plurality, said mounting holes (2) being arranged uniformly equidistantly on the mounting plate (1), characterized in that, The lower end of the mounting plate (1) is provided with an adjusting device, the adjusting device is provided with two, symmetrically arranged on both sides of the lower end of the mounting plate (1), the adjusting device is used for adjusting the horizontal height of the mounting plate (1).

2. A multi-stage pump balancing device according to claim 1, wherein: The adjusting device comprises a connecting block (3) fixed on the lower surface of the mounting plate (1), the lower end of the connecting block (3) is provided with an adjusting rod (31), the adjusting rod (31) is welded and fixedly connected with the connecting block (3), the outer surface of the adjusting rod (31) is provided with an external thread, the adjusting rod (31) is provided with a support seat (7), and the support seat (7) and the adjusting rod (31) are connected through threads.

3. A multi-stage pump balancing device according to claim 2, wherein: The support seat (7) and the adjusting rod (31) are directly provided with an adjusting sleeve (8), the lower end of the adjusting sleeve (8) is provided with a connecting rod (82) and a limiting ring (81), the connecting rod (82) and the limiting ring (81) are welded and fixed with the adjusting sleeve (8), the adjusting sleeve (8) is threadedly connected with the adjusting rod (31), the lower end of the adjusting sleeve (8) is arranged in the support seat (7), the support seat (7) is internally provided with a rotating seat (73), the rotating seat (73) is internally provided with a ball (6), when the adjusting sleeve (8) is placed in the support seat (7), the ball (6) is arranged between the adjusting sleeve (8) and the rotating seat (73).

4. A multi-stage pump balancing device according to claim 1, wherein: The front and rear surfaces of the mounting plate (1) are provided with a level (4), and the level (4) is fixed on the front and rear surfaces of the mounting plate (1).

5. A multi-stage pump balancing device according to claim 2, wherein: A plurality of ear plates (71) are arranged on the outer peripheral wall of the support seat (7), the ear plates (71) are arranged along the circumcenter of the support seat (7), the ear plates (71) are fixedly connected with the support seat (7), and mounting holes (2) are arranged on the ear plates (71). The bottom of the support seat (7) is provided with an anti-skid pad (5), the anti-skid pad (5) is adhesively fixed with the support seat (7), and a plurality of anti-skid grooves (51) are arranged on the anti-skid pad (5).

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