Hydraulic pump with filtering function

Abstract

The utility model belongs to the technical field of hydraulic pumps, and discloses a hydraulic pump with a filtering function, which comprises a box body and a pump body, a rotating shaft is rotatably arranged in the box body, a sliding column is fixedly arranged on the outer side of the rotating shaft, a scraper blade is fixedly arranged on the other side of the sliding column, a spring is sleeved on the outer side of the sliding column, and a filter screen is arranged on the pump body. A filter barrel is fixedly arranged in the box body, the outer side of the scraping plate is attached to the inner wall of the filter barrel, a supporting plate is fixedly arranged at the bottom end of the filter barrel, the bottom end of the rotating shaft is rotationally connected with the supporting plate, a first gear is rotationally arranged in the pump body, and a second gear is arranged on the outer side of the first gear in a meshed mode; by means of the scheme, the problems that in the using process of the hydraulic pump, impurities in water cannot be filtered out, so that the impurities are accumulated in the pump body, the service life of the pump body is shortened, and the using cost is increased are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydraulic pumps, in particular to a hydraulic pump with a filtering function. Background Art

[0002] In a hydraulic system, a hydraulic pump is used to generate fluid power to drive the various actuators of the hydraulic system. However, in a hydraulic system, the fluid often contains impurities and particles, which can have an adverse effect on the operation of the hydraulic pump and the normal operation of the system.

[0003] At the same time, a hydraulic pump device with application number 202321417214.X includes a mounting seat, a control box, a hydraulic motor, an oil suction line, an oil outlet line and an oil outlet assembly, wherein the hydraulic motor, the oil suction line, the oil outlet line and the oil outlet assembly are all mounted on the mounting seat, the hydraulic motor is electrically connected to the control box, the oil suction line includes a coarse filter and an oil suction pipeline, the input end of the coarse filter is connected to the oil tank built into the mounting seat and the output end of the coarse filter is connected to the input end of the oil suction pipeline. The utility model discloses a hydraulic pump device, which mounts the hydraulic motor on the mounting seat to improve its stability during operation, and is equipped with structures such as an oil suction line, an oil outlet line and an oil outlet assembly to make the working pipeline smooth, and a pressure gauge is used to perform pressure detection before and after oil discharge to ensure pressure safety.

[0004] However, in the implementation of the relevant technology, it was found that the above-mentioned problems exist as follows: a hydraulic pump device cannot filter impurities in water during use, which causes the impurities to accumulate inside the pump body, reducing the service life of the pump body and increasing the cost of use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a hydraulic pump with a filtering function, which can filter impurities in water during use to prevent impurities from accumulating inside the pump body, thereby increasing the service life of the pump body and reducing the cost of use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydraulic pump with a filtering function, comprising a box body and a pump body, a rotating shaft is rotatably provided inside the box body, a sliding column is fixedly provided on the outside of the rotating shaft, a scraper is fixedly provided on the other side of the sliding column, a spring is sleeved on the outside of the sliding column, and the other end of the spring is fixedly connected to the scraper, a filter barrel is fixedly provided inside the box body, and the outside of the scraper is in contact with the inner wall of the filter barrel, a support plate is fixedly provided at the bottom end of the filter barrel, and the bottom end of the rotating shaft is rotatably connected to the support plate.

[0007] Preferably, a first gear is rotatably disposed inside the pump body, a second gear is disposed on the outer meshing teeth of the first gear, and both sides of the second gear rotate inside the pump body.

[0008] Preferably, a first motor is fixedly provided at the top of the box body, and an output end of the first motor passes through the box body and is fixedly connected to the top of the rotating shaft.

[0009] Preferably, a second motor is fixedly provided on the outer side of the pump body, and an output end of the second motor passes through the pump body and is fixedly connected to the first gear.

[0010] Preferably, a filter box water inlet is fixedly provided on the outer side of the upper portion of the box body.

[0011] Preferably, a filter box water outlet is fixedly provided on the outer side of the lower part of the box body, a hydraulic pump water inlet is detachably provided on the outer side of the filter box water outlet, and the other end of the hydraulic pump water inlet is fixedly connected to the pump body.

[0012] Preferably, a hydraulic pump water outlet is fixedly provided at the other end of the pump body.

[0013] Preferably, a discharge port is fixedly provided at the bottom end of the box body, and a sealing plate is detachably provided at the bottom end of the discharge port.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model sets a filter barrel, and the output end of the first motor rotates to drive the rotating shaft to rotate, and the other end of the rotating shaft rotates inside the support plate. The rotation of the rotating shaft drives the sliding column to rotate, and the rotation of the sliding column drives the scraper to rotate. The scraper rotates to clean the impurities attached to the inner wall of the filter barrel, and the water inside the box flows into the water inlet of the hydraulic pump through the water outlet of the filter box, so that the impurities in the water can be filtered during use, and the impurities are prevented from accumulating inside the pump body, thereby increasing the service life of the pump body and reducing the use cost.

[0016] 2. The utility model is provided with a discharge port. When cleaning the impurities remaining inside the box, the bolts on the sealing plate are unscrewed and the impurities inside the box are discharged through the discharge port. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 4This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 5 For this utility model Figure 3 Schematic diagram of the A structure.

[0022] In the figure: 1. box body; 2. water inlet of filter box; 3. first motor; 4. rotating shaft; 5. sliding column; 6. spring; 7. scraper; 8. filter barrel; 9. support plate; 10. discharge port; 11. water outlet of filter box; 12. water inlet of hydraulic pump; 13. pump body; 14. first gear; 15. second gear; 16. second motor; 17. water outlet of hydraulic pump; 18. sealing plate. DETAILED DESCRIPTION

[0023] 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.

[0024] like Figures 1 to 5 As shown, the utility model provides a hydraulic pump with a filtering function, including a box body 1 and a pump body 13. A rotating shaft 4 is rotatably provided inside the box body 1, and the other end of the rotating shaft 4 rotates inside a support plate 9. A sliding column 5 is fixedly provided on the outer side of the rotating shaft 4. The rotating shaft 4 drives the sliding column 5 to rotate. A scraper 7 is fixedly provided on the other side of the sliding column 5. The sliding column 5 drives the scraper 7 to rotate. A spring 6 is sleeved on the outer side of the sliding column 5, and the other end of the spring 6 is fixedly connected to the scraper 7. The spring 6 undergoes elastic deformation to stretch and contract. A filter barrel 8 is fixedly provided inside the box body 1, and the outer side of the scraper 7 is in contact with the inner wall of the filter barrel 8. The scraper 7 rotates to clean impurities attached to the inner wall of the filter barrel 8. A support plate 9 is fixedly provided at the bottom end of the filter barrel 8, and the bottom end of the rotating shaft 4 is rotatably connected to the support plate 9.

[0025] Specifically, a first gear 14 is rotatably disposed inside the pump body 13 , a second gear 15 is disposed on the outer meshing teeth of the first gear 14 , and both sides of the second gear 15 rotate inside the pump body 13 , and the rotation of the first gear 14 drives the second gear 15 to rotate.

[0026] Furthermore, a first motor 3 is fixedly provided at the top of the box body 1, and an output end of the first motor 3 passes through the box body 1 and is fixedly connected to the top of the rotating shaft 4. The output end of the first motor 3 rotates to drive the rotating shaft 4 to rotate.

[0027] Furthermore, a second motor 16 is fixedly provided on the outer side of the pump body 13 , and an output end of the second motor 16 passes through the pump body 13 and is fixedly connected to the first gear 14 , and the output end of the second motor 16 rotates to drive the first gear 14 to rotate.

[0028] It is worth noting that a filter box water inlet 2 is fixedly provided on the upper outer side of the box body 1 .

[0029] It is worth noting that a filter box water outlet 11 is fixedly provided on the outer side of the lower part of the box body 1, and a hydraulic pump water inlet 12 is detachably provided on the outer side of the filter box water outlet 11, and the other end of the hydraulic pump water inlet 12 is fixedly connected to the pump body 13. The water inside the box body 1 flows into the hydraulic pump water inlet 12 through the filter box water outlet 11.

[0030] It is worth mentioning that a hydraulic pump water outlet 17 is fixedly provided at the other end of the pump body 13 , and the first gear 14 and the second gear 15 rotate to discharge the water inside the pump body 13 through the hydraulic pump water outlet 17 .

[0031] It is worth emphasizing that a discharge port 10 is fixedly provided at the bottom end of the box body 1, and a sealing plate 18 is detachably provided at the bottom end of the discharge port 10. When cleaning the impurities remaining inside the box body 1, the bolts on the sealing plate 18 are unscrewed and the impurities inside the box body 1 are discharged through the discharge port 10.

[0032] Among them, the first motor 3 and the second motor 16 are prior art and will not be described in detail; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail; the "front, back, left and right" perspectives of the device are as follows: Figure 1 The direction shown in the figure is used as the reference.

[0033] Working principle: When in use, the staff first connects the water pipe to the water inlet 2 of the filter box, starts the first motor 3, and the output end of the first motor 3 rotates to drive the rotating shaft 4 to rotate. The other end of the rotating shaft 4 rotates inside the support plate 9. The rotation of the rotating shaft 4 drives the sliding column 5 to rotate. The sliding column 5 drives the scraper 7 to rotate. The spring 6 undergoes elastic deformation to stretch and shrink. The scraper 7 rotates to clean the impurities attached to the inner wall of the filter barrel 8. The water inside the box body 1 flows into the hydraulic pump water inlet 12 through the filter box outlet 11. The second motor 16 is started. The output end of the second motor 16 rotates to drive the first gear 14 to rotate. The first gear 14 rotates to drive the second gear 15 to rotate. The first gear 14 and the second gear 15 rotate to discharge the water inside the pump body 13 through the hydraulic pump outlet 17. When cleaning the impurities remaining in the box body 1, the bolts on the sealing plate 18 are unscrewed to discharge the impurities inside the box body 1 through the discharge port 10.

[0034] 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.

[0035] 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 hydraulic pump with filtering function, comprising a housing (1) and a pump body (13), characterized in that: A rotating shaft (4) is rotatably provided inside the housing (1), a sliding column (5) is fixedly provided on the outer side of the rotating shaft (4), a scraper (7) is fixedly provided on the other side of the sliding column (5), a spring (6) is sleeved on the outer side of the sliding column (5), and the other end of the spring (6) is fixedly connected to the scraper (7), a filter barrel (8) is fixedly provided inside the housing (1), and the outer side of the scraper (7) is in contact with the inner wall of the filter barrel (8), a support plate (9) is fixedly provided at the bottom end of the filter barrel (8), and the bottom end of the rotating shaft (4) is rotatably connected to the support plate (9).

2. A hydraulic pump with filtering function according to claim 1, characterized in that: A first gear (14) is rotatably provided inside the pump body (13), a second gear (15) is provided on the outer meshing teeth of the first gear (14), and two sides of the second gear (15) rotate inside the pump body (13).

3. The hydraulic pump with filtering function according to claim 1, characterized in that: A first motor (3) is fixedly provided at the top end of the box body (1), and an output end of the first motor (3) passes through the box body (1) and is fixedly connected to the top end of the rotating shaft (4).

4. The hydraulic pump with filtering function according to claim 1, characterized in that: A second motor (16) is fixedly provided on the outer side of the pump body (13), and an output end of the second motor (16) passes through the pump body (13) and is fixedly connected to the first gear (14).

5. The hydraulic pump with filtering function according to claim 1, characterized in that: A filter box water inlet (2) is fixedly provided on the outer side of the upper part of the box body (1).

6. The hydraulic pump with filtering function according to claim 1, characterized in that: A filter box water outlet (11) is fixedly provided on the outer side of the lower part of the box body (1), a hydraulic pump water inlet (12) is detachably provided on the outer side of the filter box water outlet (11), and the other end of the hydraulic pump water inlet (12) is fixedly connected to the pump body (13).

7. The hydraulic pump with filtering function according to claim 1, characterized in that: A hydraulic pump water outlet (17) is fixedly provided at the other end of the pump body (13).

8. The hydraulic pump with filtering function according to claim 1, characterized in that: A discharge port (10) is fixedly provided at the bottom end of the box body (1), and a sealing plate (18) is detachably provided at the bottom end of the discharge port (10).

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