Silicon carbide pump shell

Abstract

The utility model discloses a silicon carbide pump shell, which relates to the pump shell field, and comprises a first pump shell, the outer wall of the first pump shell is fixedly connected with a water inlet pipe, the outer wall of the first pump shell is fixedly connected with a water outlet pipe, one side of the first pump shell is fixedly connected with an insertion ring, and the inner wall of the insertion ring is fixedly connected with a sealing ring. A second pump shell is installed on one side of the first pump shell, a sealing groove is formed in the second pump shell, a bolt is movably connected to the interior of the first pump shell, a nut is movably connected to the outer wall of the bolt, and the bolt and the nut can be separated after being rotated by rotating the bolt, so that limiting of the first pump shell and the second pump shell is relieved; and when the first pump shell is pulled outwards, the inserting ring can be moved out of the sealing groove, the effect of conveniently disassembling and assembling the pump shell is achieved, so that the impeller in the pump shell is conveniently cleaned, and the impact resistance of the pump shell can be improved by fixedly connecting an impact resistance layer to the inner wall of the first pump shell.

Description

Technical Field

[0001] The utility model relates to the field of pump casings, in particular to a silicon carbide pump casing. Background Art

[0002] A water pump is a machine that transports liquids or increases the pressure of liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. It is mainly used to transport liquids including water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. When transporting some corrosive liquids, a silicon carbide pump is required. The current silicon carbide pump casing is mostly an integrated structure, which is inconvenient to disassemble and clean the pump casing. Therefore, a silicon carbide pump casing is needed.

[0003] The existing silicon carbide pump casing is inconvenient to disassemble and clean during use, and the impact resistance of the current pump casing is poor. Therefore, a silicon carbide pump casing is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the present invention is to provide a silicon carbide pump casing to solve the problems of the existing silicon carbide pump casing being difficult to disassemble and clean and having poor impact resistance.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a silicon carbide pump casing, comprising a first pump casing, the outer wall of the first pump casing being fixedly connected to a water inlet pipe, the outer wall of the first pump casing being fixedly connected to a water outlet pipe, one side of the first pump casing being fixedly connected to an insert ring, the inner wall of the insert ring being fixedly connected to a sealing ring, a second pump casing being installed on one side of the first pump casing, a sealing groove being provided inside the second pump casing, the interior of the first pump casing being movably connected to a bolt, and the outer wall of the bolt being movably connected to a nut.

[0006] An impact-resistant layer is fixedly connected to the inner wall of the first pump housing, and a corrosion-resistant layer is fixedly connected to the inner wall of the impact-resistant layer.

[0007] Preferably, the insert ring is snap-connected to the second pump housing via a sealing groove, and the sealing ring is embedded in the inner wall of the insert ring.

[0008] Preferably, the water inlet pipe and the water outlet pipe are vertically distributed, and the first pump casing and the second pump casing are both open-hole designed.

[0009] Preferably, the bolt is threadedly connected to the nut, and the bolt and the nut are adapted to each other.

[0010] Preferably, the material of the impact-resistant layer is high manganese steel, and the material of the corrosion-resistant layer is silicon carbide.

[0011] Preferably, the first pump casing is in close contact with the impact-resistant layer, and the impact-resistant layer is in close contact with the corrosion-resistant layer.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. The utility model is provided with a first pump casing, an insert ring, a second pump casing, a sealing groove, a bolt and a nut. By rotating the bolt, the bolt and the nut can be rotated and separated, so that the first pump casing and the second pump casing are released from the limit. Pulling the first pump casing outward can remove the insert ring from the sealing groove, thereby facilitating the disassembly and assembly of the pump casing, thereby facilitating the cleaning of the impeller in the pump casing.

[0014] 2. The utility model provides a first pump casing, an impact-resistant layer and a corrosion-resistant layer. The impact-resistant layer is fixedly connected to the inner wall of the first pump casing, thereby improving the impact resistance of the pump casing. The corrosion-resistant layer is fixedly connected to the inner wall of the impact-resistant layer, thereby improving the corrosion resistance of the pump casing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the utility model;

[0017] Figure 3 This is a three-dimensional diagram of the first pump casing of the utility model;

[0018] Figure 4 This is a three-dimensional sectional view of the first pump casing of the utility model.

[0019] In the figure: 1. First pump casing; 2. Water inlet pipe; 3. Water outlet pipe; 4. Insert ring; 5. Sealing ring; 6. Second pump casing; 7. Sealing groove; 8. Bolt; 9. Nut; 10. Impact-resistant layer; 11. Corrosion-resistant layer. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0021] The following describes an embodiment of the present invention based on its overall structure.

[0022] See also Figure 1-4, a silicon carbide pump casing, comprising a first pump casing 1, the outer wall of the first pump casing 1 is fixedly connected to a water inlet pipe 2, the outer wall of the first pump casing 1 is fixedly connected to a water outlet pipe 3, one side of the first pump casing 1 is fixedly connected to a plug ring 4, the inner wall of the plug ring 4 is fixedly connected to a sealing ring 5, a second pump casing 6 is installed on one side of the first pump casing 1, and a sealing groove 7 is opened inside the second pump casing 6, the interior of the first pump casing 1 is movably connected to a bolt 8, the outer wall of the bolt 8 is movably connected to a nut 9, the plug ring 4 is snap-connected to the second pump casing 6 through the sealing groove 7, and the sealing ring 5 is embedded in the inner wall of the plug ring 4, the water inlet pipe 2 and the water outlet pipe 3 are distributed vertically, and the first pump casing 1 and the second pump casing 6 are both open-hole designs, the bolt 8 is threadedly connected to the nut 9, and the bolt 8 is adapted to the nut 9, which can facilitate disassembly and assembly of the pump casing.

[0023] See also Figure 1-4 A silicon carbide pump casing, the inner wall of the first pump casing 1 is fixedly connected with an impact-resistant layer 10, and the inner wall of the impact-resistant layer 10 is fixedly connected with a corrosion-resistant layer 11. The material of the impact-resistant layer 10 is high manganese steel, and the material of the corrosion-resistant layer 11 is silicon carbide. The first pump casing 1 is tightly fitted with the impact-resistant layer 10, and the impact-resistant layer 10 is tightly fitted with the corrosion-resistant layer 11, which can improve the impact resistance of the pump casing.

[0024] Working principle: When in use, by turning the bolt 8, since the bolt 8 is threadedly connected to the nut 9, the bolt 8 and the nut 9 can be rotated and separated, so that the first pump casing 1 and the second pump casing 6 are released from the limit, and the first pump casing 1 is pulled outward, the plug ring 4 can be removed from the sealing groove 7, which facilitates the disassembly and assembly of the pump casing, thereby facilitating the cleaning of the impeller in the pump casing. Under the action of the sealing ring 5, the sealing performance of the first pump casing 1 and the second pump casing 6 during installation and connection can be improved. An impact-resistant layer 10 is fixedly connected to the inner wall of the first pump casing 1, and the material of the impact-resistant layer 10 is high manganese steel, which can improve the impact resistance of the pump casing. A corrosion-resistant layer 11 is fixedly connected to the inner wall of the impact-resistant layer 10, and the material of the corrosion-resistant layer 11 is silicon carbide, which can improve the corrosion resistance of the pump casing. This completes the use process of the device. The content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A silicon carbide pump housing, comprising a first pump housing (1), characterized in that: The outer wall of the first pump housing (1) is fixedly connected to a water inlet pipe (2), the outer wall of the first pump housing (1) is fixedly connected to a water outlet pipe (3), one side of the first pump housing (1) is fixedly connected to an insert ring (4), the inner wall of the insert ring (4) is fixedly connected to a sealing ring (5), a second pump housing (6) is mounted on one side of the first pump housing (1), a sealing groove (7) is provided inside the second pump housing (6), a bolt (8) is movably connected inside the first pump housing (1), and a nut (9) is movably connected to the outer wall of the bolt (8); An impact-resistant layer (10) is fixedly connected to the inner wall of the first pump housing (1), and a corrosion-resistant layer (11) is fixedly connected to the inner wall of the impact-resistant layer (10).

2. A silicon carbide pump housing according to claim 1, characterized in that: The insert ring (4) is snap-connected to the second pump housing (6) via a sealing groove (7), and the sealing ring (5) is embedded in the inner wall of the insert ring (4).

3. The silicon carbide pump housing according to claim 1, characterized in that: The water inlet pipe (2) and the water outlet pipe (3) are vertically distributed, and the first pump casing (1) and the second pump casing (6) are both of open-hole design.

4. The silicon carbide pump housing according to claim 1, characterized in that: The bolt (8) is threadedly connected to the nut (9), and the bolt (8) is adapted to the nut (9).

5. The silicon carbide pump housing according to claim 1, characterized in that: The material of the impact-resistant layer (10) is high manganese steel, and the material of the corrosion-resistant layer (11) is silicon carbide.

6. The silicon carbide pump housing according to claim 1, characterized in that: The first pump housing (1) is tightly fitted to the impact-resistant layer (10), and the impact-resistant layer (10) is tightly fitted to the corrosion-resistant layer (11).

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