Rotor and rotor pump

Abstract

The utility model discloses a rotor and a rotor pump, wherein a rotor is used to be installed on the rotor pump to realize fluid transportation, and comprises: a rotor core; a protective cover, and the protective cover covers the surface of the rotor core that contacts the external fluid. The utility model can make the rotor adapt to the use of special scenes and meet the use requirements by setting the protective cover of polytetrafluoroethylene material.

Description

Technical Field

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

[0002] A rotor pump is a pump that changes the working volume through the relative movement between the rotor and the pump body, thereby increasing the energy of the liquid. A rotor pump is a rotating positive displacement pump with a positive displacement property, and its flow rate does not change with changes in back pressure.

[0003] The rotor surface of the existing rotor pump is in direct contact with the fluid, or as in the patent application number: 202320590658.7, a rubber rotor with a replaceable rubber sleeve is provided on the surface where the rotor contacts the pump body to protect the rotor. However, the existing rotors cannot adapt to special scenarios (such as strong acid and strong alkali) and will wear and damage the rotor. Therefore, a rotor is designed for this purpose. Summary of the invention

[0004] According to the first embodiment of the present invention, a rotor is provided, which is used to be installed on a rotor pump to realize fluid transportation, including:

[0005] Rotor core;

[0006] A protective cover covers the surface of the rotor core that contacts the external fluid.

[0007] Furthermore, it also includes: a connecting module, which fixes the protective cover to the rotor core.

[0008] Furthermore, the protective cover includes: a pair of protective parts, the pair of protective parts are symmetrically arranged on both sides of the rotor core, and the pair of protective parts are closely fitted to each other.

[0009] Furthermore, the connection module includes: a pair of connection components, and the pair of connection components respectively fix a pair of protection parts on both sides of the rotor core.

[0010] Furthermore, any connection component includes:

[0011] An assembly hole is provided in the middle of the protective part;

[0012] Three positioning protrusions, the three positioning protrusions are arranged on one side of the rotor core;

[0013] Three positioning grooves, the three positioning grooves are arranged on any protective part, and the three positioning grooves are respectively matched with the shapes and sizes of the three positioning protrusions;

[0014] Three fastening grooves, the three fastening grooves are arranged on the three positioning protrusions;

[0015] Three fasteners, one end of each of which passes through the three positioning grooves and is connected to the three fastening grooves, fixing the protective part to one side of the rotor core;

[0016] The assembly groove is arranged on one side of the protection part and is communicated with the three positioning grooves.

[0017] Furthermore, any connection component further comprises:

[0018] Three auxiliary grooves, which are arranged on one side of the protection part and are connected with the assembly groove;

[0019] Three auxiliary pieces are respectively arranged on the inner sides of the three positioning protrusions, and the three auxiliary pieces are respectively matched with the shapes and sizes of the three auxiliary grooves.

[0020] Furthermore, the material of the protective cover is polytetrafluoroethylene.

[0021] According to the second embodiment of the present invention, a rotor pump is provided, comprising the rotor of the first embodiment.

[0022] According to a rotor of an embodiment of the utility model, by providing a protective cover made of polytetrafluoroethylene material, the rotor can be adapted to use in special scenarios and meet use requirements.

[0023] It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are intended to provide further explanation of the technology as claimed. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of a rotor according to an embodiment of the utility model.

[0025] Figure 2 It is a schematic diagram of the structural decomposition of a rotor according to an embodiment of the utility model.

[0026] Figure 3 It is a schematic diagram of the three-dimensional structure of a protective part of a rotor according to an embodiment of the utility model. DETAILED DESCRIPTION

[0027] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to further illustrate the present invention.

[0028] First, combine Figures 1 to 3 A rotor according to an embodiment of the utility model is described, which is used to be assembled on a rotor pump to realize fluid transportation, and has a wide range of application scenarios.

[0029] like Figures 1 to 3 As shown, a rotor according to an embodiment of the utility model comprises: a rotor core 1 and a protective cover.

[0030] Specifically, Figures 1 to 3 As shown, the protective cover covers the surface of the rotor core 1 that contacts the external fluid. The protective cover is made of polytetrafluoroethylene material and is used to protect the rotor core 1 and prevent wear, so that the rotor can be used in special scenarios. The protective cover includes: a pair of protective parts 21, which are symmetrically arranged on both sides of the rotor core 1, and the pair of protective parts 21 are closely attached to each other.

[0031] Further, if Figures 1 to 3 As shown, a rotor further comprises: a connection module, the connection module fixes the protective cover to the rotor core 1. The connection module comprises: a pair of connection components, the pair of connection components respectively fixes a pair of protection parts 21 to the two sides of the rotor core 1. Any connection component comprises: an assembly hole 31, three positioning protrusions 32, three positioning grooves 33, three fastening grooves 34, three fasteners 35 and an assembly groove 36. An assembly hole 31 is provided in the middle of the protective part 21 for cooperating with the rotor core 1; three positioning protrusions 32 are arranged on one side of the rotor core 1; three positioning grooves 33 are provided on any protective part 21, and the three positioning grooves 33 respectively match the shapes and sizes of the three positioning protrusions 32; three fastening grooves 34 are provided on the three positioning protrusions 32; one ends of the three fasteners 35 respectively pass through the three positioning grooves 33 and are connected to the three fastening grooves 34 to fix the protective part 21 on one side of the rotor core 1; an assembly groove 36 is provided on one side of the protective part 21 and is connected to the three positioning grooves 33, and the assembly groove 36 is used for the protective part 21 to cover the rotor core 1.

[0032] Further, if Figures 1 to 3 As shown, any connecting assembly further includes: three auxiliary grooves 37 and three auxiliary parts 38. The three auxiliary grooves 37 are opened on one side of the protective part 21 and communicated with the assembly groove 36; the three auxiliary parts 38 are respectively arranged on the inner side of the three positioning protrusions 32, and the three auxiliary parts 38 are respectively matched with the shapes and sizes of the three auxiliary grooves 37.

[0033] During assembly, a pair of protective parts 21 are respectively assembled on both sides of the rotor core 1, and the three positioning grooves 33 of each protective part 21 are respectively assembled with the three positioning protrusions 32 on the rotor core 1, and the three auxiliary grooves 37 are respectively assembled with the three auxiliary parts 38, and finally connected with the fastening grooves 34 through fasteners 35 to complete the assembly.

[0034] As described above, according to a rotor of an embodiment of the utility model, by providing a protective cover made of polytetrafluoroethylene material, the rotor can be adapted to use in special scenarios and meet use requirements.

[0035] The above combined with Figures 1 to 3 The rotor according to the embodiment of the utility model is described. Further, the utility model can also be applied to a rotor pump.

[0036] According to the second embodiment of the present invention, a rotor pump is provided, which includes the rotor of the first embodiment, so as to meet the needs of special scenarios.

[0037] It should be noted that, in this specification, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprises..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] Although the content of the utility model has been described in detail through the above preferred embodiments, it should be appreciated that the above description should not be considered as a limitation of the utility model. After reading the above content, various modifications and substitutions of the utility model will be obvious to those skilled in the art. Therefore, the protection scope of the utility model should be limited by the attached claims.

Claims

1. A rotor, used to be installed on a rotor pump to achieve fluid delivery, characterized in that: Include: Rotor core; A protective cover covers a surface of the rotor core that contacts an external fluid.

2. The rotor according to claim 1, characterized in that: It also includes: a connecting module, which fixes the protective cover to the rotor core.

3. The rotor according to claim 2, characterized in that: The protective cover comprises: a pair of protective parts, the pair of protective parts are symmetrically arranged on both sides of the rotor core, and the pair of protective parts are closely fitted to each other.

4. The rotor according to claim 3, characterized in that: The connection module includes a pair of connection components, and the pair of connection components respectively fix the pair of protection parts to two sides of the rotor core.

5. The rotor according to claim 4, characterized in that: Any of the connection components comprises: An assembly hole, the assembly hole being opened in the middle of the protective part; three positioning protrusions, wherein the three positioning protrusions are arranged on one side of the rotor core; Three positioning grooves, the three positioning grooves are provided on any of the protective parts, and the three positioning grooves are respectively matched with the three positioning protrusions in shape and size; three fastening grooves, the three fastening grooves being arranged on the three positioning protrusions; three fasteners, one end of each of which passes through the three positioning grooves and is connected to the three fastening grooves, fixing the protection portion to one side of the rotor core; An assembly groove is provided on one side of the protection portion and is communicated with the three positioning grooves.

6. The rotor according to claim 5, characterized in that: Any of the connection components further comprises: three auxiliary grooves, the three auxiliary grooves are opened on one side of the protective part and are connected with the assembly groove; Three auxiliary parts are respectively arranged on the inner sides of the three positioning protrusions, and the three auxiliary parts are respectively matched with the shapes and sizes of the three auxiliary grooves.

7. The rotor according to any one of claims 1 to 6, characterized in that: The material of the protective cover is polytetrafluoroethylene.

8. A rotor pump, characterized in that: Comprising: the rotor according to any one of claims 1 to 7.

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