CN213628195U

CN213628195U - Submersible pump

Info

Publication number: CN213628195U
Application number: CN202022751028.2U
Authority: CN
Inventors: 刘海红
Original assignee: Luohe Tengfei Pump Co ltd
Current assignee: Luohe Tengfei Pump Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-06
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a submersible pump, which is characterized in that the water pump works to provide pumping power, water is pumped in from the water inlet of a water inlet pipe, the water enters the water inlet pipe through a filter screen, and the filter screen filters the water for the first time, so that most impurities can be filtered; after water passes through the inlet tube and gets into U type pipe, water can be through U type pipe bottommost, because U type pipe bottommost is opened there is the fluting and has been connect the ponding pipe, consequently water carries when not by filter screen filterable impurity through the fluting, impurity can fall into the ponding pipe under the action of gravity, water then can continue the pump inlet pipe along U type pipe flow direction water pump, and simultaneously, the baffle in the U type pipe also can block partly impurity, finally through the combined action of a plurality of parts, the impurity content of getting into water in the water pump has been reduced, the jam probability of water pump has effectively been reduced, the extraction of water that contains a small amount of magazines from the faucet of water pump discharge in order to realize water through the twitch of water pump.

Description

Submersible pump

Technical Field

The utility model relates to the technical field of machinery, concretely relates to immersible pump.

Background

The submersible pump is a common device in various industries and can be used for various purposes such as water lifting, irrigation, drainage and the like. When the submersible pump is used, the submersible pump is often required to be placed in some water sources with poor water quality and more impurities, and in the water sources, the submersible pump is often blocked by the impurities, sand and stones in the water.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a immersible pump to reduce the jam probability of pump.

A submersible pump comprises a water pump, wherein a water inlet pipe is connected to a water inlet of the water pump, a one-way valve is arranged in the water inlet pipe, the water inlet pipe is connected with a slow flow anti-blocking system, the slow flow anti-blocking system comprises a water inlet pipe, a U-shaped pipe and a retention pipe, a filter screen is arranged at a water inlet of the water inlet pipe, the retention pipe comprises an upper opening and a lower opening, a slot is formed in the bottom of the U-shaped pipe, an opening above the retention pipe is connected to the slot in the bottom of the U-shaped pipe, and a drain valve is arranged at an opening below the retention;

a baffle is arranged in the pipe at the bottom of the U-shaped pipe and is positioned behind the groove, and an acute angle is formed between one surface of the baffle facing the groove and the inner wall of the U-shaped pipe.

Furthermore, a water collecting cover is arranged on a water inlet of the water inlet pipe.

Furthermore, the water collecting cover is in a frustum shape.

Further, the filter screen sets up on the water inlet of water cover.

Furthermore, an opening above the flow accumulating pipe and a groove at the bottom of the U-shaped pipe are integrally formed.

Furthermore, the water pump comprises an impeller, a pump shaft, a water outlet nozzle and a motor, wherein a driving shaft of the motor is connected with the pump shaft, the impeller is installed on the pump shaft, and the impeller is located between a water inlet of the water pump and the water outlet nozzle.

The beneficial effects of the utility model are embodied in: when the utility model is used, the water pump works to provide pumping power, water is pumped in from the water inlet of the water inlet pipe, the water enters the water inlet pipe through the filter screen, and the filter screen filters the water for the first time, so that most impurities can be filtered; after water enters the U-shaped pipe through the water inlet pipe, the water can pass through the bottommost part of the U-shaped pipe, the bottommost part of the U-shaped pipe is provided with the notch and is connected with the flow accumulating pipe, so when impurities which are not filtered by the filter screen are carried by the water and pass through the notch, the impurities can fall into the flow accumulating pipe under the action of gravity, the water can continuously flow to a pump inlet pipe of the water pump along the U-shaped pipe, when the water ascends along the U-shaped pipe, part of the impurities can also fall due to the gravity factor, and the content of the impurities in the water; in addition, the one-way flow direction of the one-way valve is the direction of the U-shaped pipe entering the pump inlet pipe, the one-way valve can prevent water from flowing back to the U-shaped pipe from the water pump or the pump inlet pipe, and the water pump cannot flow back when stopping working; meanwhile, the baffle in the U-shaped pipe can block part of impurities, finally, the impurity content of water entering the water pump is reduced through the combined action of a plurality of parts, the blocking probability of the water pump is effectively reduced, and water containing a small amount of magazines is pumped by the water pump and discharged from a water outlet nozzle of the water pump so as to realize water extraction.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram according to an embodiment of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

A submersible pump is shown in figure 1 and comprises a water pump 4, wherein a water inlet pipe 1 is connected to a water inlet of the water pump 4, a one-way valve 2 is arranged in the water inlet pipe 1, the water inlet pipe 1 is connected with a slow flow anti-blocking system, the slow flow anti-blocking system comprises a water inlet pipe 8, a U-shaped pipe 5 and a retention pipe 6, a filter screen 9 is arranged at the water inlet of the water inlet pipe 8, the retention pipe 6 comprises an upper opening and a lower opening, a slot is formed in the bottom of the U-shaped pipe 5, an opening above the retention pipe 6 is connected to the slot in the bottom of the U-shaped pipe 5, and a drain valve 7 is arranged at an opening below the retention;

a baffle 501 is arranged in the pipe at the bottom of the U-shaped pipe 5, the baffle 501 is positioned behind the slot, and an acute angle is formed between one surface of the baffle 501 facing the slot and the inner wall of the U-shaped pipe 5.

When the utility model is used, the water pump 4 works to provide pumping power, water is pumped in from the water inlet of the water inlet pipe 8, the water enters the water inlet pipe 8 through the filter screen 9, and the filter screen 9 filters the water for the first time, so that most impurities can be filtered; after water enters the U-shaped pipe 5 through the water inlet pipe 8, the water passes through the bottommost part of the U-shaped pipe 5, and as the bottommost part of the U-shaped pipe 5 is provided with the notch and is connected with the flow accumulating pipe 6, the drain valve 7 can be opened periodically to discharge impurities in the flow accumulating pipe 6; therefore, when water carries impurities which are not filtered by the filter screen 9 and passes through the grooves, the impurities fall into the flow accumulating pipe 6 under the action of gravity, the water continues to flow to the pump inlet pipe 1 of the water pump 4 along the U-shaped pipe 5, when the water ascends along the U-shaped pipe 5, part of the impurities also fall due to the gravity factor, and the content of the impurities in the water is further reduced; in addition, the one-way flow direction of the one-way valve 2 is the direction of the U-shaped pipe 5 entering the pump inlet pipe 1, the one-way valve 2 can prevent water from flowing back to the U-shaped pipe 5 from the water pump 4 or the pump inlet pipe 1, and in some embodiments, the water cannot flow back when the water pump 4 stops working; meanwhile, the baffle 501 in the U-shaped pipe 5 can also block part of impurities, finally, the impurity content of water entering the water pump 4 is reduced through the combined action of a plurality of parts, the blocking probability of the water pump 4 is effectively reduced, and water containing a small amount of impurities is pumped by the water pump 4 and discharged from the water outlet nozzle 401 of the water pump 4 to realize water pumping.

In some preferred embodiments, the baffle 501 is arranged at the position shown in fig. 1, is arranged at the right side of the slot of the U-shaped pipe 5 and is fixed on the inner wall of the lower half pipe of the U-shaped pipe 5, and the baffle 501 is fixed on the inner wall of the lower half pipe of the U-shaped pipe 5 to block impurities in the lower part of the water flow because the impurities are mostly in the lower part of the water flow under the action of gravity.

Preferably, as shown in fig. 1, a water collecting cover 801 is disposed on the water inlet of the water inlet pipe 8, and the water collecting cover 801 can cover a wide water area, so that the water inlet range is wider and the water inlet is smoother.

Specifically, the water collection cover 801 is in a frustum shape, and one end with a large caliber faces downwards. Adaptively, the filter screen 9 is arranged on the water inlet of the water collecting cover 801.

Preferably, the opening above the flow accumulating pipe 6 and the bottom of the U-shaped pipe 5 are integrally formed, so that the fixing stability of the flow accumulating pipe 6 and the U-shaped pipe 5 can be enhanced.

In some embodiments, the water pump 4 may be a centrifugal water pump, and may be configured as shown in fig. 1, where the water pump 4 includes an impeller 402, a pump shaft 403, a water outlet nozzle 401, and a motor 404, a driving shaft of the motor 404 is connected to the pump shaft 403, the impeller 402 is mounted on the pump shaft 403, and the impeller 402 is located between a water inlet of the water pump 4 and the water outlet nozzle 401. The motor 404 rotates the pump shaft 403, and the impeller 402 centrifugally drives the water up and out of the nozzle 401.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A submersible pump, characterized by: the water inlet of the water pump (4) is connected with a pump inlet pipe (1), a one-way valve (2) is arranged in the pump inlet pipe (1), the pump inlet pipe (1) is connected with a slow flow anti-blocking system, the slow flow anti-blocking system comprises a water inlet pipe (8), a U-shaped pipe (5) and a flow accumulating pipe (6), a filter screen (9) is arranged at the water inlet of the water inlet pipe (8), the flow accumulating pipe (6) comprises an upper opening and a lower opening, a groove is formed in the bottom of the U-shaped pipe (5), an opening above the flow accumulating pipe (6) is connected to the groove in the bottom of the U-shaped pipe (5), and a blow-down valve (7) is arranged at an opening below the flow accumulating pipe (6);

a baffle (501) is arranged in the pipe at the bottom of the U-shaped pipe (5), the baffle (501) is positioned behind the groove, and an acute angle is formed between one surface, facing the groove, of the baffle (501) and the inner wall of the U-shaped pipe (5).

2. The submersible pump of claim 1, wherein: and a water collecting cover (801) is arranged on the water inlet of the water inlet pipe (8).

3. A submersible pump according to claim 2, wherein: the water collecting cover (801) is in a frustum shape.

4. A submersible pump according to claim 3, wherein: the filter screen (9) is arranged on the water inlet of the water collecting cover (801).

5. The submersible pump of claim 4, wherein: an opening above the flow accumulating pipe (6) and a groove at the bottom of the U-shaped pipe (5) are integrally formed.

6. A submersible pump according to claim 5, wherein: the water pump (4) comprises an impeller (402), a pump shaft (403), a water outlet nozzle (401) and a motor (404), wherein a driving shaft of the motor (404) is connected with the pump shaft (403), the impeller (402) is installed on the pump shaft (403), and the impeller (402) is located between a water inlet of the water pump (4) and the water outlet nozzle (401).