Novel water pump

Abstract

The utility model provides a novel water pump and belongs to the technical field of water pumps. The water pump filter screen solves the problems that an existing water pump filter screen is troublesome in the installation process and inconvenient to disassemble. The novel water pump comprises a water pump body, a water inlet part is arranged on the water pump body, a filter part is arranged at the position, opposite to the water inlet part, of the water pump body, a mounting ring, a fixing ring and a filter screen are arranged on the filter part, a mounting space for mounting the water inlet part is formed between the mounting ring and the fixing ring, and the filter screen is arranged on the fixing ring. The water pump body is provided with a mounting ring and located at the position of a water inlet pipeline in the water inlet part, the water pump body is provided with an open groove allowing the mounting ring to stretch into, the mounting ring is provided with a positioning assembly used for positioning, the positioning assembly is composed of a positioning rod and a connecting spring, and the mounting ring is provided with a mounting groove allowing the positioning assembly to be mounted. And a positioning hole matched with the positioning rod is formed in the fixing ring. The filter has the advantage that the filter screen is convenient to disassemble.

Description

Technical Field

[0001] The utility model belongs to the technical field of water pumps and relates to a new type of water pump. Background Art

[0002] A water pump is a machine for transporting liquids or increasing the pressure of liquids. It transmits the mechanical energy of the prime mover or other external energy to the liquid, increasing the energy of the liquid. It is mainly used to transport liquids including water, oil, acid-base solutions, emulsions, suspension emulsions, and liquid metals, etc. It can also transport liquid-gas mixtures and liquids containing suspended solids.

[0003] When a water pump is in use, a filter screen needs to be installed at the water inlet or outlet. However, the installation process of the filter screen is rather troublesome and not easy to disassemble. Therefore, people feel very inconvenient when cleaning the filter screen. Summary of the Invention

[0004] The purpose of the utility model is to provide a new type of water pump with a filter screen that is easy to disassemble for the above problems existing in the prior art.

[0005] The purpose of the utility model can be achieved by the following technical solutions: A new type of water pump, including a water pump main body, on which a water inlet part is provided. It is characterized in that a filter part is provided on the water pump main body at a position relative to the water inlet part. An installation ring, a fixing ring, and a filter screen are provided on the filter part. An installation space for installing the water inlet part is provided between the installation ring and the fixing ring. The filter screen is arranged on the fixing ring and is located at the position of the water inlet pipe in the water inlet part. A slot for the installation ring to extend into is opened on the water pump main body. A positioning component is provided on the installation ring. The positioning component consists of a positioning rod and a connecting spring. An installation slot for installing the positioning component is opened on the installation ring. A positioning hole matching with the positioning rod is opened on the fixing ring. One end of the positioning rod extends out of the installation slot and is matched with the positioning hole. One end of the positioning rod extends out of the installation ring and is connected with a pull rod. Through the action of the connecting spring, the positioning rod passes through the water inlet part and is connected with the positioning hole on the fixing ring to fix the filter part on the water inlet part.

[0006] In the above-mentioned new type of water pump, a sliding part is provided on the positioning rod relative to the inside of the installation slot, and the sliding part slides in the installation slot. One end of the connecting spring is connected to the fixing ring, and the other end of the connecting spring is connected to the fixing part.

[0007] In the above-mentioned new type of water pump, the installation ring and the fixing ring are integrally formed, and a water inlet hole for water inlet is opened on the fixing ring.

[0008] In the above-mentioned new type of water pump, the positioning components are provided in two sets and are respectively arranged on both sides of the mounting ring.

[0009] Compared with the prior art, in this new type of water pump, the filter element is detachably fixed to the water inlet part through the positioning components on the filter element, which is convenient for the staff to repair and clean the filter element. Brief Description of the Drawings

[0010] Figure 1 It is a schematic cross-sectional structure view of the present utility model.

[0011] In the figure, 1 is the water pump main body; 2 is the water inlet part; 3 is the filter element; 4 is the mounting ring; 5 is the fixing ring; 6 is the positioning component; 7 is the positioning rod; 8 is the connecting spring; 9 is the positioning hole; 10 is the pull rod; 11 is the sliding part; 12 is the filter net. Detailed Embodiment

[0012] The following are specific embodiments of the present utility model in combination with the drawings, and the technical solutions of the present utility model will be further described, but the present utility model is not limited to these embodiments.

[0013] As Figure 1 shown, this new type of water pump includes a water pump main body 1, a water inlet part 2 is arranged on the water pump main body 1, a filter element 3 is arranged on the water pump main body 1 at a position relative to the water inlet part 2, an installation ring 4, a fixing ring 5 and a filter net 12 are arranged on the filter element 3, an installation space for installing the water inlet part 2 is arranged between the installation ring 4 and the fixing ring 5, the filter net 12 is arranged on the fixing ring 5 and is located at the position of the water inlet pipe in the water inlet part 2, a slot for the installation ring 4 to extend into is opened on the water pump main body 1, a positioning component 6 for positioning is arranged on the installation ring 4, the positioning component 6 is composed of a positioning rod 7 and a connecting spring 8, an installation slot for installing the positioning component 6 is opened on the installation ring 4, a positioning hole 9 matching with the positioning rod 7 is opened on the fixing ring 5, one end of the positioning rod 7 extends out of the installation slot and matches with the positioning hole 9, one end of the positioning rod 7 extends out of the installation ring 4 and is connected with a pull rod 10, and the filter element 3 is fixed to the water inlet part 2 by the action of the connecting spring 8 so that the positioning rod 7 passes through the water inlet part 2 and is connected with the positioning hole 9 on the fixing ring 5.

[0014] Further elaborating, a sliding part 11 is arranged on the positioning rod 7 relative to the inside of the installation slot, and the sliding part 11 slides in the installation slot. One end of the connecting spring 8 is connected to the fixing ring 5, and the other end of the connecting spring 8 is connected to the fixing part.

[0015] Specifically, when the filter element 3 needs to be disassembled, by pulling the pull rod 10 extending out of the mounting ring 4, the return spring is compressed, so that the positioning rod 7 retracts into the mounting groove of the mounting ring 4, the positioning of the positioning assembly 6 is released, and the filter element 3 is disassembled from the water inlet part 2. When the filter element 3 needs to be installed, first pull the pull rod 10 extending out of the mounting ring 4, the return spring is compressed, so that the positioning rod 7 retracts into the mounting groove of the mounting ring 4, then the mounting ring 4 is clamped into the slot of the water pump main body 1. After the clamping is completed, release the pull rod 10 of the mounting ring 4, the return spring rebounds, and the positioning rod 7 passes through the water inlet part 2 and mates with the positioning hole 9 on the fixing ring 5, thereby fixing the filter element 3 on the water inlet part 2.

[0016] Specifically, the mounting ring 4 and the fixing ring 5 are integrally formed, and the fixing ring 5 is provided with a water inlet hole for water inlet.

[0017] Specifically, two positioning assemblies 6 are provided and are respectively arranged on both sides of the mounting ring 4.

[0018] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art to which the present invention pertains can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0019] Although terms such as the water pump main body 1, the water inlet part 2, the filter element 3, the mounting ring 4, the fixing ring 5, the positioning assembly 6, the positioning rod 7, the connecting spring 8, the positioning hole 9, the pull rod 10, the sliding part 11, and the filter net 12 are used more in this article, the possibility of using other terms is not excluded. Using these terms is only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A new type of water pump, comprising a water pump body (1), wherein the water pump body (1) is provided with a water inlet portion (2), characterized in that: A filter element (3) is provided on the water pump body (1) at a position relative to the water inlet (2); a mounting ring (4), a fixing ring (5) and a filter screen (12) are provided on the filter element (3); an installation space for installing the water inlet (2) is provided between the mounting ring (4) and the fixing ring (5); the filter screen (12) is provided on the fixing ring (5) and is located at a position of the water inlet pipe in the water inlet (2); a groove for the mounting ring (4) to extend into is provided on the water pump body (1); a positioning assembly (6) for positioning is provided on the mounting ring (4); and the positioning assembly (6) is provided on the fixing ring (5). The assembly (6) is composed of a positioning rod (7) and a connecting spring (8). The mounting ring (4) is provided with an installation groove for installing the positioning assembly (6). The fixing ring (5) is provided with a positioning hole (9) that matches the positioning rod (7). One end of the positioning rod (7) extends out of the installation groove and matches with the positioning hole (9). One end of the positioning rod (7) extends out of the mounting ring (4) and is connected to a pull rod (10). Through the action of the connecting spring (8), the positioning rod (7) passes through the water inlet (2) and connects with the positioning hole (9) on the fixing ring (5), thereby fixing the filter element (3) on the water inlet (2).

2. A new water pump according to claim 1, characterized in that: A sliding portion (11) is provided on the positioning rod (7) and relative to the mounting groove, and the sliding portion (11) slides in the mounting groove. One end of the connecting spring (8) is connected to the fixing ring (5), and the other end of the connecting spring (8) is connected to the fixing portion.

3. A new water pump according to claim 1, characterized in that: The mounting ring (4) and the fixing ring (5) are integrally formed, and a water inlet hole for water inlet is provided on the fixing ring (5).

4. A new water pump according to claim 1, characterized in that: The positioning components (6) are provided in two pieces and are respectively provided on two sides of the mounting ring (4).

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