Vacuum pump for pipeline transportation of plastic particle vacuum feeding system

Abstract

The utility model relates to the technical field of vacuum pumps for pipeline transportation of plastic particles, discloses a vacuum pump for pipeline transportation of a plastic particle vacuum feeding system, and solves the problems that plastic particles inevitably enter the vacuum pump during working of the conventional vacuum pump for pipeline transportation of the plastic particles, and the vacuum pump is inconvenient to transport. The problems that some parts are abraded or damaged, the working efficiency of the pump is affected, and even the pump loses efficacy are solved. A vacuum pump for pipeline transportation of a plastic particle vacuum feeding system comprises a pump body, a filter screen is fixedly installed in the pump body, a fixing assembly is fixedly installed in the pump body, a limiting assembly is fixedly installed in the pump body, and the effect that plastic particles can be isolated outside when the vacuum pump is used is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum pumps for plastic particle pipeline transportation, in particular to a vacuum pump for plastic particle vacuum feeding system pipeline transportation. Background Art

[0002] In the pipeline transportation of plastic particles, vacuum pumps play a key role. They are mainly used to create or maintain a negative pressure environment in the pipeline to promote the smooth flow and transportation of plastic particles. However, in the existing vacuum pumps for plastic particle pipeline transportation, it is inevitable that plastic particles will enter the vacuum pump during operation, causing wear or damage to some components, thereby affecting the working efficiency of the pump and even causing the pump to fail. Utility Model Content

[0003] The purpose of the utility model is to provide a vacuum pump for pipeline transportation of plastic particles in a vacuum feeding system. The device is used to work, thereby solving the problem that plastic particles inevitably enter the interior of the vacuum pump during operation, causing wear or damage to some components, thereby affecting the working efficiency of the pump and even causing the pump to fail.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vacuum pump for pipeline transportation of plastic particles vacuum feeding system, comprising a pump body, a filter screen is fixedly installed inside the pump body, a fixing component for fixing the filter screen is fixedly installed inside the pump body, and a limit component for limiting the fixing component is fixedly installed inside the pump body;

[0005] A sliding block is fixedly installed on the outer surface of the filter screen, a groove is provided on the upper surface of the filter screen, a curved surface is provided on one side of the groove, and a wear-resistant layer is provided on the upper surface of the filter screen.

[0006] Preferably, a mounting plate is fixedly installed on the lower surface of the pump body, a connecting plate is fixedly installed on the lower surface of the mounting plate, an air inlet pipe and an air outlet pipe are fixedly installed on one side of the connecting plate, a docking plate is sleeved on the outer surface of the air inlet pipe and the air outlet pipe, and a mounting hole is opened on one side of the docking plate.

[0007] Preferably, a slide groove is provided on one side of the pump body, a shift groove is provided on one side of the slide groove, a clamping groove is provided on the upper surface of the shift groove, and the sliding block is matched with the slide groove, the shift groove and the clamping groove.

[0008] Preferably, the fixing assembly includes a tension spring fixedly installed inside the pump body, a receiving groove opened on the lower surface of the displacement groove, the bottom of the receiving groove is fixedly connected to one end of the tension spring, and a clamping block fixedly installed at the other end of the tension spring.

[0009] Preferably, the limit assembly includes a compression spring fixedly installed inside the pump body, a limit groove opened on one side of the displacement groove, the inner wall of the limit groove is fixedly connected to one end of the compression spring, a limit block fixedly installed at the other end of the limit groove, and the compression spring is longer than the slot.

[0010] Preferably, the wear-resistant layer is a component made of silicon carbide.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model provides a vacuum pump for pipeline transportation of a vacuum feeding system for plastic particles. When the vacuum pump is needed, the slider on the outer surface of the filter is first aligned with the slide groove for installation. When the filter is pressed to the bottom, the slider is rotated again to allow the limit component to be stuck inside the limit groove. At this time, the fixed component will be pushed up to stick the slider inside the groove. Because the surface of the filter is provided with a wear-resistant layer, when the plastic particles are separated from the filter for a long time, the damage of the plastic particles to the filter can be greatly reduced, thereby achieving the effect of isolating the plastic particles from the outside when the vacuum pump is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the filter screen of the utility model;

[0015] Figure 3 It is a cross-sectional schematic diagram of the air intake pipe of the utility model;

[0016] Figure 4 It is a schematic cross-sectional view of the interior of the air intake pipe of the utility model.

[0017] In the figure: 1. Pump body; 11. Mounting plate; 12. Connecting plate; 13. Inlet pipe; 14. Docking plate; 15. Mounting hole; 16. Outlet pipe; 17. Slide groove; 18. Shifting groove; 19. Card slot; 2. Filter screen; 21. Slider; 22. Groove; 23. Arc surface; 24. Wear-resistant layer; 3. Fixing assembly; 31. Storage groove; 32. Tension spring; 33. Card block; 4. Limit assembly; 41. Limit groove; 42. Compression spring; 43. Limit block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0020] Combination Figure 1 A vacuum pump for pipeline transportation of plastic particles in a vacuum feeding system comprises a pump body 1, a filter screen 2 is fixedly installed inside the pump body 1, a fixing component 3 for fixing the filter screen 2 is fixedly installed inside the pump body 1, and a limiting component 4 for limiting the fixing component 3 is fixedly installed inside the pump body 1.

[0021] The utility model is further described below in conjunction with embodiments.

[0022] See also Figure 1-Figure 4 A slider 21 is fixedly installed on the outer surface of the filter screen 2, a groove 22 is opened on the upper surface of the filter screen 2, and an arc surface 23 is opened on one side of the groove 22. A wear-resistant layer 24 is provided on the upper surface of the filter screen 2. The filter screen 2 can be installed through the slider 21, and the installation and removal of the filter screen 2 can be facilitated through the groove 22.

[0023] A mounting plate 11 is fixedly installed on the lower surface of the pump body 1, a connecting plate 12 is fixedly installed on the lower surface of the mounting plate 11, an air inlet pipe 13 and an air outlet pipe 16 are fixedly installed on one side of the connecting plate 12, a docking plate 14 is sleeved on the outer surfaces of the air inlet pipe 13 and the air outlet pipe 16, a mounting hole 15 is opened on one side of the docking plate 14, the pipeline can be turned into a vacuum through the pump body 1, and then the pipeline is evacuated through the air inlet pipe 13, and then the air is discharged from the air outlet pipe 16.

[0024] A slide groove 17 is provided on one side of the pump body 1, a shift groove 18 is provided on one side of the slide groove 17, a clamping groove 19 is provided on the upper surface of the shift groove 18, and a slider 21 is matched with the slide groove 17, the shift groove 18, and the clamping groove 19. The filter screen 2 can be installed through the slide groove 17, and the filter screen 2 can be clamped through the clamping groove 19.

[0025] The fixing assembly 3 includes a tension spring 32 fixedly installed inside the pump body 1, a receiving groove 31 opened on the lower surface of the displacement groove 18, the bottom of the receiving groove 31 is fixedly connected to one end of the tension spring 32, and a clamping block 33 fixedly installed at the other end of the tension spring 32, through which the slider 21 can be clamped inside the clamping groove 19.

[0026] The limiting assembly 4 includes a compression spring 42 fixedly installed inside the pump body 1, a limiting groove 41 opened on one side of the displacement groove 18, the inner wall of the limiting groove 41 is fixedly connected to one end of the compression spring 42, and a limiting block 43 fixedly installed at the other end of the limiting groove 41, and the compression spring 42 is longer than the card slot 19, and the card block 33 can be limited inside the storage groove 31 through the limiting block 43.

[0027] The wear-resistant layer 24 is a component made of silicon carbide, which can effectively prevent plastic particles from damaging the filter screen 2.

[0028] Working principle: When it is necessary to use a vacuum pump, first align the slider 21 on the outer surface of the filter 2 with the slide groove 17 of the intake pipe 13 for installation. As the slider 21 is installed at the bottom of the slide groove 17, the filter 2 is rotated through the groove 22. At this time, the slider 21 will squeeze the limit block 43 into the limit groove 41 through the shift groove 18. When the limit block 43 enters the limit groove 41, the block 33 will be pushed out by the tension spring 32. At this time, the block 33 will push the slider 21 into the slot 19, and the filter 2 is now installed.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants 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 other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vacuum pump for transporting plastic particles in a vacuum feeding system in a pipeline, comprising a pump body (1), characterized in that: A filter screen (2) is fixedly installed inside the pump body (1), a fixing component (3) used to fix the filter screen (2) is fixedly installed inside the pump body (1), and a limiting component (4) used to limit the fixing component (3) is fixedly installed inside the pump body (1); A slider (21) is fixedly mounted on the outer surface of the filter screen (2), a groove (22) is provided on the upper surface of the filter screen (2), a curved surface (23) is provided on one side of the groove (22), and a wear-resistant layer (24) is provided on the upper surface of the filter screen (2).

2. A vacuum pump for pipeline transportation of plastic particles vacuum feeding system according to claim 1, characterized in that: A mounting plate (11) is fixedly mounted on the lower surface of the pump body (1), a connecting plate (12) is fixedly mounted on the lower surface of the mounting plate (11), an air inlet pipe (13) and an air outlet pipe (16) are fixedly mounted on one side of the connecting plate (12), a docking plate (14) is sleeved on the outer surfaces of the air inlet pipe (13) and the air outlet pipe (16), and a mounting hole (15) is opened on one side of the docking plate (14).

3. A vacuum pump for pipeline transportation of plastic particles vacuum feeding system according to claim 2, characterized in that: A slide groove (17) is provided on one side of the pump body (1), a shift groove (18) is provided on one side of the slide groove (17), a clamping groove (19) is provided on the upper surface of the shift groove (18), and a sliding block (21) is similarly matched with the slide groove (17), the shift groove (18) and the clamping groove (19).

4. A vacuum pump for pipeline transportation of plastic particles vacuum feeding system according to claim 3, characterized in that: The fixing assembly (3) comprises a tension spring (32) fixedly mounted inside the pump body (1), a receiving groove (31) provided on the lower surface of the displacement groove (18), the bottom of the receiving groove (31) being fixedly connected to one end of the tension spring (32), and a clamping block (33) fixedly mounted on the other end of the tension spring (32).

5. A vacuum pump for pipeline transportation of plastic particles vacuum feeding system according to claim 3, characterized in that: The limit assembly (4) comprises a compression spring (42) fixedly mounted inside the pump body (1), a limit groove (41) provided on one side of the displacement groove (18), the inner wall of the limit groove (41) being fixedly connected to one end of the compression spring (42), a limit block (43) fixedly mounted on the other end of the limit groove (41), and the compression spring (42) being longer than the clamping groove (19).

6. A vacuum pump for pipeline transportation of plastic particles in a vacuum feeding system according to claim 1, characterized in that: The wear-resistant layer (24) is a component made of silicon carbide.

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