Horizontal sewage pump with adjustable lift

Abstract

The lift-adjustable horizontal sewage pump comprises a base, the top of the base is provided with a sewage pump body, the top of one side of the sewage pump body is communicated with a water inlet pipe, the end, close to the water inlet pipe, of the sewage pump body is communicated with a water outlet pipe, an adjusting groove is formed in the water outlet pipe, and sector plates are symmetrically arranged on the inner wall of one side of the adjusting groove. A rotating pipe is rotationally connected into the adjusting groove close to the opening of the water outlet pipe, and a transmission plate is fixedly connected to the end, close to the fan-shaped plate, of the rotating pipe. According to the device, the transmission plate is driven to rotate through the manual mechanism, the transmission plate drives the transmission rod to move through the inclined transmission groove, then the fan-shaped plates are driven to obliquely move through the sliding grooves and the sliding blocks, the fan-shaped plates move, the inner diameter size of the through opening can be accurately adjusted, and the through opening can be accurately adjusted by adjusting the circulation inner diameter of the water outlet pipe. The lift of the sewage pump is adjusted by adjusting the lift of the sewage pump, and the lift of the sewage pump can be freely adjusted through the adjusting mode, so that the lift adjustment is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of horizontal sewage pumps, in particular to a horizontal sewage pump with adjustable lift. Background Art

[0002] A sewage pump is a pump product in which the pump and the motor are connected and work underwater at the same time. Since the pump and the motor are coaxial, the shaft is short, and the rotating parts are light, the load on the bearings is relatively small, and the service life is much longer than that of ordinary pumps.

[0003] The current adjustable head horizontal sewage pump, for example, a sewage pump with adjustable head proposed in publication number: CN214617100U, the utility model is provided with a first regulating mechanism and a second regulating mechanism. When the staff needs to adjust the head of the sewage pump body, the staff can control the water flow by the regulating valves on the first regulating mechanism and the second regulating mechanism, and open the regulating valves on the first regulating mechanism and the second regulating mechanism according to demand to adjust the water flow, so that the water flow increases progressively. The change in water flow adjusts the head of the sewage pump body, so that the utility model facilitates the adjustment of the head of the sewage pump body and is easy to operate and use.

[0004] When the existing horizontal sewage pump with adjustable head is in use, although the water flow rate can be controlled by the regulating valves on the first regulating mechanism and the second regulating mechanism, the change of the water flow rate makes the head of the sewage pump body be adjusted, but it is found in use that this adjustment method cannot accurately control the water flow rate, and thus cannot accurately adjust the head, which is inconvenient to use. Therefore, we propose a horizontal sewage pump with adjustable head to solve the problem raised. Utility Model Content

[0005] The utility model aims to provide a horizontal sewage pump with adjustable head, which achieves the purpose of adjusting the head of the sewage pump by adjusting the flow inner diameter of the water outlet pipe, and through this adjustment method, the head of the sewage pump can be freely adjusted, making the head adjustment more accurate.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a horizontal sewage pump with adjustable head, comprising a base, a sewage pump is installed on the top of the base, and a water inlet pipe is connected to the top of one side of the sewage pump, wherein:

[0007] The end of the sewage pump close to the water inlet pipe is connected to the water outlet pipe, the water outlet pipe is provided with an adjustment groove, the inner wall of one side of the adjustment groove is symmetrically provided with a fan-shaped plate, the inner part of the adjustment groove close to the opening of the water outlet pipe is rotatably connected with a rotating tube, one end of the rotating tube close to the fan-shaped plate is fixedly connected with a transmission plate, and the inner wall of the adjustment groove close to the fan-shaped plate is provided with a slide groove;

[0008] A sliding block is fixedly connected to one side of the fan-shaped plate corresponding to the slide groove, a transmission groove is opened on one side of the transmission plate corresponding to the fan-shaped plate, a transmission rod is fixedly connected to one side of the fan-shaped plate corresponding to the transmission groove, a through opening is formed between the fan-shaped plates, the transmission plate is controlled to rotate by a manual mechanism, a first sealing ring is sleeved on the outer side of the transmission plate, and a second sealing ring is sleeved on the outer side of the rotating tube near the end.

[0009] Preferably, eight sector plates are provided in total, and the eight sector plates can form a complete circular plate.

[0010] Preferably, the transmission plate is sealed and connected to the inner wall of the adjustment groove through a first sealing ring, and the rotating tube is sealed and connected to the inner wall of the water outlet pipe opening through a second sealing ring.

[0011] Preferably, the slide groove and the transmission groove are both inclined, and the inclination directions of the slide groove and the transmission groove are opposite, and the internal dimensions of the slide groove and the transmission groove are respectively consistent with the external dimensions of the slider and the transmission rod.

[0012] Preferably, the manual mechanism includes a first reversing gear, a first reversing gear is fixedly connected to the ring side of the transmission plate near the end, the adjustment groove is rotatably connected to the second reversing gear corresponding to the inner top of the first reversing gear, the second reversing gear is fixedly connected to a worm gear at the end near the outside of the water outlet pipe, the water outlet pipe is fixedly connected to a protective cover near the outside of the worm gear, a worm is rotatably connected to the inside of the protective cover near the worm wheel, and a handle is fixedly connected to the end of the worm gear near the outside of the protective cover.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model drives the transmission plate to rotate through a manual mechanism, and the transmission plate drives the transmission rod to move through the inclined transmission groove, thereby driving the fan-shaped plate to move obliquely through the slide groove and the slider. The movement of multiple fan-shaped plates can accurately adjust the inner diameter size of the through port, and the head of the sewage pump can be adjusted by adjusting the flow inner diameter of the outlet pipe. In addition, through this adjustment method, the head of the sewage pump can be freely adjusted, making the adjustment of the head more accurate.

[0015] 2. In the utility model, when the transmission plate needs to be driven to rotate, the worm is driven to rotate by the handle, the worm drives the second reversing gear to rotate by meshing with the worm wheel, the second reversing gear drives the transmission plate to rotate by meshing with the first reversing gear, and the transmission plate is controlled to rotate by the one-way transmission structure formed by the worm and the worm wheel to avoid automatic rotation of the transmission plate, thereby automatically locking the transmission plate and the fan plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the water outlet pipe of the utility model;

[0018] Figure 3 For this utility model Figure 1 Schematic diagram of the local enlarged structure at point A in the middle.

[0019] In the figure: 1. base; 2. sewage pump; 3. water inlet pipe; 4. water outlet pipe; 5. adjusting groove; 6. sector plate; 7. rotating pipe; 8. transmission plate; 9. slide groove; 10. slider; 11. transmission groove; 12. transmission rod; 13. through port; 14. first reversing gear; 15. second reversing gear; 16. worm gear; 17. protective cover; 18. worm; 19. handle; 20. first sealing ring; 21. second sealing ring. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 3 The utility model provides a technical solution: a horizontal sewage pump with adjustable head, comprising a base 1, a sewage pump 2 is installed on the top of the base 1, and a water inlet pipe 3 is connected to the top of one side of the sewage pump 2, wherein:

[0022] The end of the sewage pump 2 near the water inlet pipe 3 is connected with the water outlet pipe 4, and an adjusting groove 5 is provided in the water outlet pipe 4. A fan-shaped plate 6 is symmetrically arranged on the inner wall of one side of the adjusting groove 5. A rotating pipe 7 is rotatably connected to the inner part of the adjusting groove 5 near the opening of the water outlet pipe 4. A transmission plate 8 is fixedly connected to one end of the rotating pipe 7 near the fan-shaped plate 6. A sliding groove 9 is provided on the inner wall of the adjusting groove 5 near the fan-shaped plate 6.

[0023] A slider 10 is fixedly connected to one side of the sector plate 6 corresponding to the slide groove 9, a transmission groove 11 is opened on one side of the transmission plate 8 corresponding to the sector plate 6, a transmission rod 12 is fixedly connected to one side of the sector plate 6 corresponding to the transmission groove 11, and a through opening 13 is formed between the sector plates 6. The transmission plate 8 is controlled to rotate by a manual mechanism, a first sealing ring 20 is sleeved on the outer side of the transmission plate 8, and a second sealing ring 21 is sleeved on the outer side of the rotating tube 7 near the end;

[0024] The transmission plate 8 is driven to rotate by a manual mechanism, and the transmission plate 8 drives the transmission rod 12 to move through the inclined transmission groove 11, thereby driving the fan-shaped plate 6 to move obliquely through the slide groove 9 and the slider 10. The movement of multiple fan-shaped plates 6 can accurately adjust the inner diameter size of the opening 13, and the head of the sewage pump 2 can be adjusted by adjusting the flow inner diameter of the water outlet pipe 4. Through this adjustment method, the head of the sewage pump 2 can be freely adjusted, making the adjustment of the head more precise.

[0025] See also Figures 1 to 3 There are eight sector plates 6 in total, and the eight sector plates 6 can form a complete circular plate. The transmission plate 8 is sealed and connected to the inner wall of the adjusting groove 5 through the first sealing ring 20. The rotating tube 7 is sealed and connected to the inner wall of the opening of the water outlet pipe 4 through the second sealing ring 21. The first sealing ring 20 and the second sealing ring 21 can seal the adjusting groove 5 to prevent sewage from entering the interior of the adjusting groove 5.

[0026] See also Figures 1 to 3 The chute 9 and the transmission groove 11 are both inclined, and the inclination directions of the chute 9 and the transmission groove 11 are opposite, and the internal dimensions of the chute 9 and the transmission groove 11 are respectively consistent with the external dimensions of the slider 10 and the transmission rod 12. The manual mechanism includes a first reversing gear 14, and the ring side of the transmission plate 8 near the end is fixedly connected with the first reversing gear 14. The adjusting groove 5 is rotatably connected with the second reversing gear 15 corresponding to the inner top of the first reversing gear 14. The end of the second reversing gear 15 near the outer side of the water outlet pipe 4 is fixedly connected with a worm gear 16, and the outer side of the water outlet pipe 4 near the worm gear 16 is fixedly connected with a protective cover 17. A worm 18 is rotatably connected to the inside of the protective cover 17 near the worm wheel 16, and a handle 19 is fixedly connected to the end of the worm 18 near the outer side of the protective cover 17. When it is necessary to drive the transmission plate 8 to rotate, the handle 19 drives the worm 18 to rotate, and the worm 18 drives the second reversing gear 15 to rotate by meshing with the worm wheel 16. The second reversing gear 15 drives the transmission plate 8 to rotate by meshing with the first reversing gear 14. The transmission plate 8 is controlled to rotate by the one-way transmission structure formed by the worm 18 and the worm wheel 16 to prevent the transmission plate 8 from rotating automatically, so that the transmission plate 8 and the sector plate 6 can be automatically locked.

[0027] Working principle: This kind of horizontal sewage pump with adjustable head, when it is necessary to drive the transmission plate 8 to rotate, the handle 19 drives the worm 18 to rotate, the worm 18 drives the second reversing gear 15 to rotate by meshing with the worm wheel 16, the second reversing gear 15 drives the transmission plate 8 to rotate by meshing with the first reversing gear 14, the one-way transmission structure composed of the worm 18 and the worm wheel 16 controls the transmission plate 8 to rotate, and prevents the transmission plate 8 from rotating automatically, so that the transmission plate 8 and the sector plate 6 can be automatically locked. When the transmission plate 8 rotates, it is tilted. The transmission groove 11 drives the transmission rod 12 to move, and then drives the fan-shaped plate 6 to move obliquely through the slide groove 9 and the slider 10. The movement of multiple fan-shaped plates 6 can accurately adjust the inner diameter of the opening 13. By adjusting the flow inner diameter of the water outlet pipe 4, the head of the sewage pump 2 is adjusted. In addition, through this adjustment method, the head of the sewage pump 2 can be freely adjusted, making the adjustment of the head more precise. The first sealing ring 20 and the second sealing ring 21 can be set to seal the adjustment groove 5 to prevent sewage from entering the interior of the adjustment groove 5.

[0028] 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 horizontal sewage pump with adjustable head, comprising a base (1), characterized in that: A sewage pump (2) is installed on the top of the base (1), and a water inlet pipe (3) is connected to the top of one side of the sewage pump (2), wherein: The end of the sewage pump (2) close to the water inlet pipe (3) is connected to the water outlet pipe (4), an adjusting groove (5) is provided in the water outlet pipe (4), a sector plate (6) is symmetrically arranged on the inner wall of one side of the adjusting groove (5), a rotating tube (7) is rotatably connected inside the adjusting groove (5) close to the opening of the water outlet pipe (4), a transmission plate (8) is fixedly connected to one end of the rotating tube (7) close to the sector plate (6), and a sliding groove (9) is provided on the inner wall of the adjusting groove (5) close to the sector plate (6); A slider (10) is fixedly connected to one side of the sector plate (6) corresponding to the slide groove (9), a transmission groove (11) is provided on one side of the transmission plate (8) corresponding to the sector plate (6), a transmission rod (12) is fixedly connected to one side of the sector plate (6) corresponding to the transmission groove (11), a through opening (13) is formed between the sector plates (6), the transmission plate (8) is controlled to rotate by a manual mechanism, a first sealing ring (20) is sleeved on the outer side of the transmission plate (8), and a second sealing ring (21) is sleeved on the outer side of the rotating tube (7) near the end.

2. The horizontal sewage pump with adjustable head according to claim 1, characterized in that: A total of eight sector plates (6) are provided, and the eight sector plates (6) can form a complete circular plate.

3. The horizontal sewage pump with adjustable head according to claim 1, characterized in that: The transmission plate (8) is sealedly connected to the inner wall of the adjustment groove (5) via a first sealing ring (20), and the rotating tube (7) is sealedly connected to the inner wall of the opening of the water outlet pipe (4) via a second sealing ring (21).

4. The horizontal sewage pump with adjustable head according to claim 1, characterized in that: The slide groove (9) and the transmission groove (11) are both inclined, and the inclination directions of the slide groove (9) and the transmission groove (11) are opposite, and the internal dimensions of the slide groove (9) and the transmission groove (11) are respectively consistent with the external dimensions of the slider (10) and the transmission rod (12).

5. The horizontal sewage pump with adjustable head according to claim 1, characterized in that: The manual mechanism comprises a first reversing gear (14), the first reversing gear (14) is fixedly connected to the ring side of the transmission plate (8) near the end, the adjusting groove (5) is rotatably connected to the second reversing gear (15) corresponding to the inner top of the first reversing gear (14), the end of the second reversing gear (15) near the outer side of the water outlet pipe (4) is fixedly connected to a worm gear (16), the water outlet pipe (4) is fixedly connected to the outer side of the worm gear (16) with a protective cover (17), the protective cover (17) is rotatably connected to the inside of a side near the worm gear (16), and the end of the worm gear (18) near the outer side of the protective cover (17) is fixedly connected to a handle (19).

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