CN210769357U

CN210769357U - Eccentric high efficiency swimming pool pump

Info

Publication number: CN210769357U
Application number: CN201921847283.8U
Authority: CN
Inventors: 蔡锦杰
Original assignee: TAIZHOU YANGCHUN ELECTRIC MOTOR CO Ltd
Current assignee: TAIZHOU YANGCHUN ELECTRIC MOTOR CO Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-16
Anticipated expiration: 2029-10-30

Abstract

The utility model provides an eccentric high efficiency swimming pool pump belongs to fluid machinery technical field. It has solved when the water level drops to water inlet below in the current swimming pool, and the pond water will unable discharged problem. This eccentric high efficiency swimming pool pump, including the motor and the pump head of mutually supporting installation, the pump shaft of motor stretches into in the pump head and has linked firmly the impeller, and the water inlet and the pump shaft eccentric settings of pump head are located the pump shaft below, and the bottom and the motor bottom of water inlet are in the coplanar, and the inside card of water inlet is equipped with the ring that fills the gap, and the tip and the outer wall of impeller all with fill the ring inconsistent, the installation step and the card that the rear axial extension of impeller formed the round integral type are equipped with the balancing piece. The utility model discloses a with water inlet and pump shaft eccentric settings reduced with the difference in height of swimming pool bottom surface can make the drainage more thorough, the practicality is better and can reduce piling up of submarine dirt, wherein improve the operation that increases the ring and the balancing piece messenger impeller of shimming to impeller overall structure and more stable efficiency is higher.

Description

Eccentric high efficiency swimming pool pump

Technical Field

The utility model belongs to the technical field of fluid machinery, a water pump, in particular to eccentric high efficiency swimming pool pump is related to.

Background

The swimming pool pump is characterized in that the swimming pool pump is specially designed for swimming pool drainage, most of the swimming pool pumps are centrifugal pumps, after water is pumped out by the swimming pool pump, the waste of water resources can be reduced by purification and reuse under certain conditions, particularly, the swimming pool pump is widely applied in some water-deficient areas, the pump shaft and the water inlet of the conventional swimming pool pump are of concentric structures and are only specially applied by the centrifugal pumps, so that the swimming pool pump has structural defects, a height difference is inevitably generated between the water inlet of the swimming pool pump of the concentric structure and the bottom surface of the swimming pool, when the water level in the swimming pool drops below the water inlet, the water in the swimming pool cannot be discharged, a lot of water still exists in the swimming pool after the water is pumped by the swimming pool pump, a layer of dirt is accumulated on the bottom surface of the swimming pool in the year, and the.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind and carried out further rational design to the structure of pump head and made its drainage more thoroughly the higher swimming pool pump of efficiency.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an eccentric high efficiency swimming pool pump, includes the motor and the pump head of mutually supporting installation, the pump shaft of motor stretches into in the pump head and has linked firmly the impeller, its characterized in that, the water inlet and the pump shaft eccentric settings of pump head are located the pump shaft below, and the bottom and the motor bottom of water inlet are in the coplanar, and the inside card of water inlet is equipped with the ring that fills the gap, the tip and the outer wall of impeller all with fill the ring inconsistent, the rear axial extension of impeller forms the installation step and the card of round integral type and is equipped with the balancing piece.

The technical effects of this eccentric high efficiency swimming pool pump do: the water inlet through downward eccentric settings can make water inlet bottom surface and swimming pool bottom surface keep level, can make in the swimming pool remaining few water behind the drainage to it makes liquid better by centrifugal effect when being thrown away through the clearance that the ring that fills between impeller and the pump head, and is further, increases the balancing piece on the impeller, makes its amplitude of rocking reduce the efficiency improvement of operation more stable pump.

In foretell eccentric high efficiency swimming pool pump, the installation department of impeller is lengthened and the cover is established and is fixed in on the pump shaft, installs the support formula sealing washer between impeller and the pump head inner wall, and the sealing washer passes through the snap ring to be fixed.

In foretell eccentric high efficiency swimming pool pump, the inside up end that is located the water inlet of pump head is provided with the spacing groove, and the ring that fills is fixed through the mutual chucking of spacing groove and impeller.

In the above eccentric high efficiency swimming pool pump, the bottom surface of the water inlet is a plane structure, and the internal flow passage of the water inlet is curved in an arc shape.

In the above eccentric high efficiency swimming pool pump, a mechanical seal is arranged on the pump shaft between the impeller and the pump head, and an adjusting gasket is arranged between the mechanical seal and the pump head.

Compared with the prior art, this eccentric high efficiency swimming pool pump can make the drainage more thoroughly through the difference in height that has reduced with the swimming pool bottom surface with water inlet and pump shaft eccentric settings, and the practicality is better and can reduce piling up of submarine dirt, and it is higher wherein to improve the operation that increases interstitial ring and balancing block messenger impeller to impeller overall structure more stable efficiency.

Drawings

Fig. 1 is a schematic view of the structure of the present pool pump.

Fig. 2 is an enlarged view of a structure at a in fig. 1.

Fig. 3 is a schematic structural view of the impeller.

In the figure, 1, a motor; 2. a pump head; 2a, a limiting groove; 3. a pump shaft; 4. an impeller; 4a, mounting steps; 4b, an installation part; 5. a water inlet; 6. a filler ring; 7. a counterbalance; 8. a seal ring; 9. a snap ring; 10. mechanical sealing; 11. and adjusting the gasket.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, this eccentric high efficiency swimming pool pump, including motor 1 and the pump head 2 of mutually supporting the installation, motor 1's pump shaft 3 stretches into in the pump head 2 and has linked firmly impeller 4, pump head 2

's water inlet

5 and 3 eccentric settings of pump shaft are located pump shaft 3 below, the bottom of water inlet 5 is in the coplanar with 1 bottom of motor, the inside card of water inlet 5 is equipped with filler ring 6, impeller 4's tip and outer wall all contradict with filler ring 6, impeller 4's rear axial extension forms the installation step 4a and the card of round integral type and is equipped with balancing piece 7.

In more detail, the mounting part 4b of the impeller 4 is lengthened and sleeved and fixed on the pump shaft 3, a supporting type sealing ring 8 is mounted between the impeller 4 and the inner wall of the pump head 2, the sealing ring 8 is fixed through a snap ring 9,

the installation department 4b extension back can make the inner circle of sealing washer 8 directly inconsistent with installation department 4b, and the outer lane of sealing washer 8 is inconsistent with pump head 2 inner wall to form and support and fixed through snap ring 9, can form preliminary sealing in this department.

Furthermore, the inside of the pump head 2 is provided with a limit groove 2a on the upper end surface of the water inlet 5, the gap-filling ring 6 is clamped and fixed with the impeller 4 through the limit groove 2a, the design of the limit groove 2a is semicircular, and the upper part of the gap-filling ring 6 is abutted against the limit groove 2 a.

Further, the bottom surface of water inlet 5 is planar structure, and 5 inside runners of water inlet are the arc crooked, and planar structure increases the contact surface of 5 bottoms of water inlet and swimming pool and connects, makes the drainage effect better, and the runner is the arc crooked resistance that is used for reducing rivers and makes the efficiency of pump further improve.

Further, a mechanical seal 10 is disposed on the pump shaft 3 between the impeller 4 and the pump head 2, an adjusting gasket 11 is disposed between the mechanical seal 10 and the pump head 2, and the mechanical seal 10 is used for sealing an axial gap between the pump head 2 and the pump shaft 3.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the motor 1, the pump head 2, the limiting groove 2a, the pump shaft 3, the impeller 4, the mounting step 4a, the mounting portion 4b, the water inlet 5, the filler ring 6, the balance weight 7, the seal ring 8, the snap ring 9, the mechanical seal 10, the adjusting washer 11, etc. are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an eccentric high efficiency swimming pool pump, includes motor (1) and pump head (2) of mutually supporting installation, pump shaft (3) of motor (1) stretch into in pump head (2) and have linked firmly impeller (4), its characterized in that, the water inlet (5) and the eccentric settings of pump shaft (3) of pump head (2) lie in pump shaft (3) below, and the bottom and motor (1) bottom of water inlet (5) are in the coplanar, and the inside card of water inlet (5) is equipped with interstitial ring (6), the tip and the outer wall of impeller (4) all are inconsistent with interstitial ring (6), and the rear axial extension of impeller (4) forms installation step (4 a) and the card of round integral type and is equipped with balancing piece (7).

2. The eccentric high efficiency swimming pool pump according to claim 1, wherein the mounting part (4 b) of the impeller (4) is lengthened and fixed on the pump shaft (3), a supporting sealing ring (8) is installed between the impeller (4) and the inner wall of the pump head (2), and the sealing ring (8) is fixed by a snap ring (9).

3. The eccentric swimming pool pump with high efficiency as claimed in claim 1, wherein the pump head (2) is provided with a limit groove (2 a) on the upper end surface of the water inlet (5), and the filler ring (6) is fixed with the impeller (4) by the limit groove (2 a).

4. The eccentric pool pump as recited in claim 1, wherein the bottom surface of said water inlet (5) is a plane structure, and the inner flow path of said water inlet (5) is curved.

5. An eccentric high efficiency swimming pool pump according to claim 1, wherein a mechanical seal (10) is provided on the pump shaft (3) between the impeller (4) and the pump head (2), and a spacer (11) is provided between the mechanical seal (10) and the pump head (2).