Submersible pump

Abstract

The submersible pump comprises a submersible pump assembly and a filter screen, the submersible pump assembly comprises a shell, a pump body arranged at the lower end of the shell, a water outlet pipe arranged on the side wall of the pump body, a connecting pipe connected to the upper end of the water outlet pipe and a base installed at the lower end of the pump body, a motor is arranged in the shell, and turbine blades are arranged in the pump body. A water inlet is formed in the middle of the lower end of the pump body, the base is hollow, a plurality of openings are formed in the outer wall of the base, and the filter screen is installed in the water inlet of the pump body. According to the submersible pump, large foreign matters in water are preliminarily blocked and filtered through the opening formed in the outer wall of the base, and then small foreign matters in the water are secondarily blocked and filtered through the filter screen arranged in the water inlet, so that the filtering effect of the device on the foreign matters is improved, and the foreign matters are prevented from entering the pump body to damage the pump body.

Description

Technical Field

[0001] The utility model relates to the technical field of submersible pumps, in particular to a submersible pump. Background Art

[0002] Submersible pumps are important equipment for deep well water extraction. When in use, the entire unit submerges in the water to extract groundwater to the surface for domestic water, mine rescue, industrial cooling, farmland irrigation, seawater lifting, ship loading, and fountain landscape.

[0003] Most existing submersible pumps only perform a preliminary filtration of foreign matter through a filter net, and the filtration effect is poor. When in use, the filtration effect is poor. For this reason, we propose a submersible pump. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing submersible pumps, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a submersible pump, which performs preliminary blocking and filtering of larger foreign objects in the water through an opening opened in the outer wall of the base, and then performs secondary blocking and filtering of smaller foreign objects in the water through a filter net arranged in the water inlet, thereby improving the filtering effect of the device on foreign objects and preventing foreign objects from entering the interior of the pump body and causing damage to the pump body.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A submersible pump, comprising:

[0009] A submersible pump assembly comprises a housing, a pump body arranged at the lower end of the housing, a water outlet pipe arranged at the side wall of the pump body, a connecting pipe connected to the upper end of the water outlet pipe and a base installed at the lower end of the pump body, a motor is arranged in the housing, a turbine blade is arranged in the pump body, a water inlet is opened in the middle of the lower end of the pump body, the interior of the base is hollow and a plurality of openings are opened on the outer wall;

[0010] A filter screen is installed in the water inlet of the pump body;

[0011] As a preferred solution of the submersible pump described in the utility model, a handle is provided at the upper end of the shell, and the handle is arranged in a semicircle.

[0012] As a preferred solution of the submersible pump described in the utility model, a first bolt is provided at the upper end of the pump body, and the first bolt penetrates the pump body to the base.

[0013] As a preferred solution of the submersible pump described in the utility model, a second bolt is provided on the connecting pipe, and the second bolt penetrates the connecting pipe to the water outlet pipe.

[0014] As a preferred solution of the submersible pump described in the utility model, a sealing ring is provided between the connecting pipe and the water outlet pipe, and the material of the sealing ring is rubber.

[0015] As a preferred solution of the submersible pump described in the utility model, the inner wall of the water inlet is provided with an internal thread, the upper end of the filter screen is provided with a threaded pipe, and the threaded pipe is threadedly installed in the water inlet.

[0016] Compared with the prior art, the utility model has the beneficial effect that: this submersible pump performs preliminary blocking and filtering of larger foreign matter in the water through an opening provided in the outer wall of the base, and then performs secondary blocking and filtering of smaller foreign matter in the water through a filter net arranged in the water inlet, thereby improving the filtering effect of the device on foreign matter and preventing foreign matter from entering the interior of the pump body and causing damage to the pump body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of a submersible pump in this utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of a submersible pump in this utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of a submersible pump in this utility model;

[0021] Figure 4 A submersible pump Figure 3 A is a partial enlarged schematic diagram of the three-dimensional structure;

[0022] In the figure: 100, submersible pump assembly; 110, housing; 111, handle; 120, pump body; 121, water inlet; 122, first bolt; 130, water outlet pipe; 140, connecting pipe; 141, second bolt; 150, base; 151, opening; 200, filter screen; 201, threaded pipe. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0024] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0025] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0026] The utility model provides a submersible pump, which performs preliminary blocking and filtering on larger foreign matter in water through an opening provided on the outer wall of a base, and then performs secondary blocking and filtering on smaller foreign matter in water through a filter net arranged in a water inlet, thereby improving the filtering effect of the device on foreign matter and preventing foreign matter from entering the interior of a pump body and causing damage to the pump body.

[0027] Figure 1-Figure 4 The structure diagram of a submersible pump of the present invention is shown in FIG. Figure 1-Figure 4 In this embodiment, a submersible pump has a main body including a submersible pump assembly 100 and a filter screen 200 .

[0028] The submersible pump assembly 100 includes a shell 110, a pump body 120 arranged at the lower end of the shell 110, a water outlet pipe 130 arranged on the side wall of the pump body 120, a connecting pipe 140 connected to the upper end of the water outlet pipe 130 and a base 150 installed at the lower end of the pump body 120. A motor is arranged in the shell 110, a turbine blade is arranged in the pump body 120, a water inlet 121 is opened in the middle of the lower end of the pump body 120, and the interior of the base 150 is hollow and a plurality of openings 151 are opened on the outer wall. Preferably, in this embodiment, a handle 111 is provided at the upper end of the housing 110, and the handle 111 is arranged in a semicircular shape. The handle 111 arranged at the upper end of the housing 110 is arranged in a semicircular shape, so that the operator can carry and pick up the entire device through the handle 111. A first bolt 122 is provided at the upper end of the pump body 120, and the first bolt 122 penetrates the pump body 120 to the base 150. The base 150 is installed at the lower end of the pump body 120 under the action of the first bolt 122. The operator can separate the base 150 from the pump body 120 by removing the first bolt 122 at a later stage, so as to clean the filter screen 200 at the lower end of the pump body 120. In principle, a second bolt 141 is provided on the connecting pipe 140, and the second bolt 141 penetrates the connecting pipe 140 to the water outlet pipe 130. The connecting pipe 140 is installed at the upper end of the water outlet pipe 130 under the action of the second bolt 141. When the connecting pipe 140 is damaged in the later stage, the operator can remove the connecting pipe 140 through the second bolt 141 to disassemble and replace the connecting pipe 140. A sealing ring is provided between the connecting pipe 140 and the water outlet pipe 130. The sealing ring is made of rubber. The sealing ring provided between the connecting pipe 140 and the water outlet pipe 130 seals the gap between the two to ensure the sealing of the connection between the two.

[0029] The filter screen 200 is installed in the water inlet 121 of the pump body 120. Preferably, in this embodiment, the inner wall of the water inlet 121 is provided with an internal thread, and the upper end of the filter screen 200 is provided with a threaded tube 201, which is threadedly installed in the water inlet 121. The filter screen 200 is threadedly installed on the pump body 120 under the action of the threaded tube 201 and the internal thread of the water inlet 121, which is convenient for the operator to disassemble and replace it later.

[0030] Combination Figure 1-Figure 4A submersible pump according to the present embodiment is specifically used as follows: an operator carries the device to a designated position by means of a handle 111, and starts the motor inside the housing 110. The motor drives the turbine blades inside the pump body 120 to rotate, thereby introducing water into the pump body 120 from the water inlet 121, and finally discharging water from the water outlet pipe 130 and the connecting pipe 140. When in use, a preliminary blocking and filtering is performed on larger foreign objects in the water through an opening 151 provided on the outer wall of the base 150, and a secondary blocking and filtering is performed on smaller foreign objects in the water through a filter net 200 provided in the water inlet 121, thereby improving the filtering effect of the device on foreign objects, preventing foreign objects from entering the interior of the pump body 120 and damaging the pump body 120, and effectively increasing the service life of the pump body 120.

[0031] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A submersible pump, characterized in that: include: A submersible pump assembly (100) comprises a housing (110), a pump body (120) arranged at the lower end of the housing (110), a water outlet pipe (130) arranged on the side wall of the pump body (120), a connecting pipe (140) connected to the upper end of the water outlet pipe (130), and a base (150) installed at the lower end of the pump body (120); a motor is arranged in the housing (110); turbine blades are arranged in the pump body (120); a water inlet (121) is provided in the middle of the lower end of the pump body (120); the interior of the base (150) is hollow and a plurality of openings (151) are provided on the outer wall; The filter screen (200) is installed in the water inlet (121) of the pump body (120).

2. A submersible pump according to claim 1, characterized in that: A handle (111) is provided at the upper end of the housing (110), and the handle (111) is arranged in a semicircular shape.

3. A submersible pump according to claim 1, characterized in that: A first bolt (122) is provided at the upper end of the pump body (120), and the first bolt (122) penetrates the pump body (120) to the base (150).

4. A submersible pump according to claim 1, characterized in that: The connecting pipe (140) is provided with a second bolt (141), and the second bolt (141) penetrates the connecting pipe (140) to the water outlet pipe (130).

5. A submersible pump according to claim 1, characterized in that: A sealing ring is provided between the connecting pipe (140) and the water outlet pipe (130), and the sealing ring is made of rubber.

6. A submersible pump according to claim 1, characterized in that: The inner wall of the water inlet (121) is provided with an internal thread, and the upper end of the filter screen (200) is provided with a threaded tube (201), which is threadably installed in the water inlet (121).

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