Positively and reversely closed guide vane of self-balancing pump

Abstract

The utility model provides a forward and reverse closed guide vane of a self-balancing pump, which comprises a pump body, two ends of the pump body are respectively connected with a first connecting cylinder and a second connecting cylinder, a water inlet section is arranged on one side of the first connecting cylinder, a secondary water inlet section is arranged on one side of the second connecting cylinder, and a plurality of bearings are arranged on the inner circumferential wall of the first connecting cylinder and the inner circumferential wall of the second connecting cylinder. A motor is arranged beside the water inlet section, a rotating shaft is arranged at the output end of the driving motor and penetrates through the water inlet section to be movably installed in the pump body, a plurality of positive guide vanes are arranged on the peripheral wall of the rotating shaft, a plurality of negative guide vanes are arranged at the end, away from the positive guide vanes, of the peripheral wall of the rotating shaft, and the positive guide vanes and the negative guide vanes are all installed in a plurality of bearings. The motor drives the rotating shaft to rotate, the rotating shaft drives the positive guide vanes and the negative guide vanes to rotate synchronously, the bearings provide stable support while the multiple positive guide vanes and the multiple negative guide vanes rotate, it is ensured that the guide vanes operate stably, stable two-way water flow is effectively formed, internal pressure is effectively balanced, and the operation efficiency and stability of the pump are remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of self-balancing pump, especially self-balancing pump positive and negative closed guide vane. BACKGROUND

[0002] Self-balancing pump is based on the force balance principle of unbalanced force, and realizes the self-balancing function of the impeller through the careful design of the impeller structure and bearing configuration. In the self-balancing pump, the guide vane is one of the core components, and when the motor drives the main shaft to rotate, the guide vane also rotates. The guide vane design has uniqueness, which can efficiently capture and push fluid.

[0003] Now there is a kind of axial balance pump of Chinese patent document CN202121288421.0, including balance pump body, the end surface of balance pump body is connected with water outlet, and the circumferential side of balance pump body is connected with water inlet;The inner cavity of balance pump body is rotatably connected with a rotating disc;The circumferential side of rotating disc is slidably connected with a plurality of T-shaped blocks;The one end of T-shaped block is in contact with the inner wall of balance pump body. A plurality of sliding grooves matched with T-shaped blocks are formed around the circumferential side of the rotating disc, and the inner wall of the sliding groove is fixedly connected with a limiting block on both sides. In the utility model, the suction force is generated by the balance pump body, so that the water enters the inner cavity of the balance pump through the water inlet, and the water flow drives the limiting block to rotate under the action of the water flow, so that the limiting block rotates in the inner cavity of the balance pump, and the limiting block compresses the spring, so that the user can output water quantitatively.

[0004] But the above-mentioned patent has certain defects in use, in the actual working process of balance pump, when water flow passes through the inner cavity of balance pump, if water flow of water inlet is large, it is difficult to effectively control water flow speed by relying on a plurality of T-shaped blocks around the circumferential side of rotating disc, which leads to unstable balance effect, and further reduces the overall working efficiency and stability of pump.

[0005] Therefore, the self-balancing pump positive and negative closed guide vane is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to overcome the shortcomings of the prior art, the utility model provides a self-balancing pump positive and negative closed guide vane.

[0007] The utility model adopts the following technical scheme:

[0008] The self-balancing pump positive and negative closed guide vane comprises

[0009] Pump body, the both ends of pump body are connected with first connecting barrel and second connecting barrel respectively, the one side of first connecting barrel is equipped with water inlet section, the one side of second connecting barrel is equipped with secondary water inlet section, a plurality of bearings are arranged on the inner circumferential wall of first connecting barrel and second connecting barrel;

[0010] The water inlet section is provided with a motor, the driving motor output end is provided with a rotating shaft, the rotating shaft penetrates the water inlet section and is movably arranged in the pump body, a plurality of positive guide vanes are arranged on the rotating shaft wall, a plurality of reverse guide vanes are arranged on the rotating shaft wall away from the positive guide vanes, and the plurality of positive guide vanes and the plurality of reverse guide vanes are arranged in a plurality of bearings.

[0011] As a preferred scheme of the utility model, the pump body inner wall is provided with a partition plate, the partition plate is arranged at the middle position of the rotating shaft, the partition plate separates the positive guide vanes from the reverse guide vanes, the plurality of positive guide vanes are arranged in the first connecting cylinder, and the plurality of reverse guide vanes are arranged in the second connecting cylinder.

[0012] As a preferred scheme of the utility model, the pump body outer wall is provided with a first transition port, the first transition port is arranged beside the partition plate, the first transition port is connected with the first connecting cylinder, the secondary water inlet section outer wall is provided with a second transition port, the second transition port is connected with the second connecting cylinder, and the first transition port and the second transition port are connected with a transition pipe on one side.

[0013] As a preferred scheme of the utility model, the water inlet section outer wall is provided with a water inlet, the water inlet is connected with the first connecting cylinder, the pump body top is provided with a water outlet, and the water outlet is connected with the second connecting cylinder.

[0014] As a preferred scheme of the utility model, the pump body, the first connecting cylinder and the second connecting cylinder outer wall are all provided with a plurality of positioning angles, a positioning rod is arranged in the plurality of positioning angles, and the positioning rod is threadedly connected with a nut at both ends.

[0015] As a preferred scheme of the utility model, the water inlet section and the secondary water inlet section bottom are fixedly provided with a plurality of support legs.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. In actual use, the motor drives the rotating shaft to rotate, the rotating shaft drives the positive guide vanes and the reverse guide vanes to rotate synchronously, the plurality of positive guide vanes and the plurality of reverse guide vanes are stably supported by the bearings while rotating, the guide vanes rotate stably, stable bidirectional water flow is effectively formed, internal pressure is effectively balanced, and the operation efficiency and stability of the pump are significantly improved.

[0018] 2. The partition plate separates the positive guide vanes from the reverse guide vanes and avoids water flow interference, in actual work, water flow enters the first connecting cylinder from the water inlet, flows to the partition plate after being accelerated by the positive guide vanes, enters the second connecting cylinder through the first transition port, is further rectified by the reverse guide vanes, and is finally discharged from the water outlet, thereby forming efficient circulating water flow and ensuring stable system operation.

[0019] 3. The positioning rod is arranged in multiple positioning angles, threaded nuts are connected at both ends of the positioning rod, and the threaded nuts ensure accurate installation of parts and stable structure. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the overall structure diagram of the utility model;

[0021] Figure 2 is the utility model explosion diagram;

[0022] Figure 3 is the utility model pump body internal section view;

[0023] Figure 4 is the positioning rod structure diagram of the utility model;

[0024] Figure 5 is the bearing structure diagram of the utility model;

[0025] In the drawing: 1, pump body; 2, first connecting barrel; 3, second connecting barrel; 4, water inlet section; 5, secondary water inlet section; 6, spacer plate; 7, transition pipe; 8, first transition port; 9, second transition port; 10, rotating shaft; 11, motor; 12, bearing; 13, positive guide vane; 14, reverse guide vane; 15, water inlet; 16, water outlet; 17, positioning angle; 18, positioning rod; 19, nut; 20, support foot. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Embodiment:

[0028] Please refer to Figures 1-5 , the self-balancing pump positive and negative closed guide vane, comprising:

[0029] Pump body 1, the pump body 1 both ends are connected with first connecting barrel 2 and second connecting barrel 3, the first connecting barrel 2 one side is equipped with water inlet section 4, the second connecting barrel 3 one side is equipped with secondary water inlet section 5, the first connecting barrel 2 and second connecting barrel 3 inner wall are equipped with multiple bearings 12;

[0030] The water inlet section 4 is provided with a motor 11, the output end of the driving motor 11 is provided with a rotating shaft 10, the rotating shaft 10 penetrates the water inlet section 4 and is movably arranged in the pump body 1, the circumferential wall of the rotating shaft 10 is provided with a plurality of forward guide vanes 13, the circumferential wall of the rotating shaft 10 is provided with a plurality of reverse guide vanes 14 away from the forward guide vanes 13, and the plurality of forward guide vanes 13 and the plurality of reverse guide vanes 14 are arranged in the plurality of bearings 12.

[0031] In the embodiment, the pump body 1 is connected with a first connecting cylinder 2 and a second connecting cylinder 3 at two ends respectively, a water inlet section 4 is arranged at one side of the first connecting cylinder 2, a secondary water inlet section 5 is arranged at one side of the second connecting cylinder 3, a plurality of bearings 12 are fixedly arranged on the inner circumferential wall of the first connecting cylinder 2 and the second connecting cylinder 3, a motor 11 is arranged at one side of the water inlet section 4, the output end of the motor 11 is provided with a rotating shaft 10, the rotating shaft 10 penetrates the water inlet section 4 and is movably arranged in the first connecting cylinder 2, the pump body 1 and the second connecting cylinder 3, the circumferential wall of the rotating shaft 10 is uniformly provided with a plurality of forward guide vanes 13, the circumferential wall of the rotating shaft 10 is provided with a plurality of reverse guide vanes 14 away from the forward guide vanes 13, the plurality of forward guide vanes 13 and the plurality of reverse guide vanes 14 are supported by the bearings 12, which ensures the stable rotation of the rotating shaft 10, the forward guide vanes 13 and the reverse guide vanes 14 guide the water flow in the forward direction and the reverse direction respectively, the bearings 12 provide stable support and ensure smooth water flow, and energy consumption is reduced.

[0032] Specifically, the inner circumferential wall of the pump body 1 is provided with a partition plate 6, the partition plate 6 is arranged at the middle position of the rotating shaft 10, the partition plate 6 separates the forward guide vanes 13 and the reverse guide vanes 14, the plurality of forward guide vanes 13 are arranged in the first connecting cylinder 2, and the plurality of reverse guide vanes 14 are arranged in the second connecting cylinder 3.

[0033] In the embodiment, the inner circumferential wall of the pump body 1 is provided with a partition plate 6, the partition plate 6 is arranged at the middle position of the rotating shaft 10, when the rotating shaft 10 rotates, the partition plate 6 does not rotate with the rotating shaft 10, the partition plate 6 effectively separates the forward guide vanes 13 and the reverse guide vanes 14, prevents the water flow in the first connecting cylinder 2 and the second connecting cylinder 3 from interfering, the plurality of forward guide vanes 13 are arranged in the first connecting cylinder 2 to accurately guide the water flow into the pump body 1, and the plurality of reverse guide vanes 14 are arranged in the second connecting cylinder 3 to ensure smooth water flow out.

[0034] Specifically, the outer circumferential wall of the pump body 1 is provided with a first transition port 8, the first transition port 8 is arranged at one side of the partition plate 6, the first transition port 8 is connected with the inside of the first connecting cylinder 2, the outer circumferential wall of the secondary water inlet section 5 is provided with a second transition port 9, the second transition port 9 is connected with the inside of the second connecting cylinder 3, and the first transition port 8 and the second transition port 9 are connected with a transition pipe 7 at one side.

[0035] In the embodiment, the outer wall of the pump body 1 is provided with a first transition port 8, the first transition port 8 is located beside the partition plate 6, and the partition plate 6 is communicated with the inside of the first connecting cylinder 2. The outer wall of the secondary water inlet section 5 is provided with a second transition port 9, and the second transition port 9 is communicated with the inside of the second connecting cylinder 3. The transition pipe 7 is arranged between the first transition port 8 and the second transition port 9, and the transition pipe 7 is located on one side of the pump body 1, so as to ensure efficient circulation of water flow in the pump body 1. The first transition port 8 guides the water flow from the positive guide vane 13 area into the transition pipe 7, and the second transition port 9 guides the water flow from the transition pipe 7 into the negative guide vane 14 area, so as to form a closed circulation.

[0036] Specifically, the outer wall of the water inlet section 4 is provided with a water inlet port 15, and the water inlet port 15 is connected with the inside of the first connecting cylinder 2. The top of the pump body 1 is provided with a water outlet port 16, and the water outlet port 16 is connected with the inside of the second connecting cylinder 3.

[0037] In the embodiment, the outer wall of the water inlet section 4 is provided with a water inlet port 15, and the water inlet port 15 is communicated with the inside of the first connecting cylinder 2. The top of the pump body 1 is provided with a water outlet port 16, and the water outlet port 16 is connected with the inside of the second connecting cylinder 3, so as to form a complete water flow channel, and ensure efficient cooperation of water inlet and water outlet, and improve the overall operation efficiency of the pump body 1.

[0038] Specifically, the outer wall of the pump body 1, the first connecting cylinder 2 and the second connecting cylinder 3 are all provided with a plurality of positioning angles 17, and the plurality of positioning angles 17 are provided with positioning rods 18, and the two ends of the positioning rods 18 are threadedly connected with nuts 19.

[0039] In the embodiment, the outer wall of the pump body 1, the first connecting cylinder 2 and the second connecting cylinder 3 are all provided with a plurality of positioning angles 17, and the plurality of positioning angles 17 are provided with positioning rods 18. In actual use, the positioning rods 18 are inserted into the corresponding positioning angles 17, and the two ends of the positioning rods 18 are threadedly connected with nuts 19, so as to ensure accurate installation of each component and reliable structure.

[0040] Specifically, the water inlet section 4 and the secondary water inlet section 5 are fixedly installed with a plurality of support foot supports 20 at the bottom.

[0041] In the embodiment, the water inlet section 4 and the secondary water inlet section 5 are fixedly installed with a plurality of support foot supports 20 at the bottom. The plurality of support foot supports 20 play a supporting role.

[0042] The utility model discloses a principle is: motor 11 drives the rotation of the rotation axis 10, and the water flow is flowed into the first connecting cylinder 2 from the water inlet 15, and the water flow is high -efficiently guided between multiple positive guide vanes 13, enters the first transition, and then through the transition pipe 7 and enters the second connecting cylinder 3, under the guidance of the reverse guide vane 14, forms reverse circulation, enhances the water flow power, and then is discharged from the water outlet 16, when the rotation axis 10 rotates, multiple positive guide vanes 13 in the first connecting cylinder 2 are positive rotation, provide the thrust, and multiple reverse guide vanes 14 in the second connecting cylinder 3 are reverse, produce reverse resistance, and bearing 12 is supported stably with the positive guide vane 13 and the reverse guide vane 14 at the same time when the rotation axis 10 rotates, ensure that the overall structure keeps balance in high -speed operation, and the running stability of pump body 1 is improved.

[0043] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the improvement concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A self-balancing pump positive and negative closing guide vane, characterized in that, Include: Pump body, the first connecting barrel and the second connecting barrel are connected at both ends respectively, one side of the first connecting barrel is provided with a water inlet section, one side of the second connecting barrel is provided with a secondary water inlet section, a plurality of bearings are arranged on the inner circumferential wall of the first connecting barrel and the second connecting barrel; The motor is arranged on one side of the water inlet section, the output end of the motor is provided with a rotating shaft, the rotating shaft penetrates through the water inlet section and is movably installed in the pump body, a plurality of positive guide vanes are arranged on the circumferal wall of the rotating shaft, a plurality of reverse guide vanes are arranged on the circumferal wall of the rotating shaft away from the positive guide vanes, and the plurality of positive guide vanes and the plurality of reverse guide vanes are installed in the plurality of bearings.

2. The self-balancing pump positive and reverse closed guide vane according to claim 1, characterized in that: The inner circumferential wall of the pump body is provided with a partition plate, the partition plate is installed at the middle position of the rotating shaft, the partition plate separates the positive guide vanes from the reverse guide vanes, the plurality of positive guide vanes are located in the first connecting barrel, and the plurality of reverse guide vanes are located in the second connecting barrel.

3. The self-balancing pump positive reverse closed guide vane of claim 2, wherein: The outer circumferential wall of the pump body is provided with a first transition port, the first transition port is located beside the partition plate, the first transition port is connected with the inside of the first connecting barrel, the outer circumferential wall of the secondary water inlet section is provided with a second transition port, the second transition port is connected with the inside of the second connecting barrel, and the first transition port and the second transition port are connected with a transition pipe on one side.

4. The self-balancing pump positive reverse closed guide vane of claim 3, wherein: The outer circumferential wall of the water inlet section is provided with a water inlet, and the water inlet is connected with the inside of the first connecting barrel, the top of the pump body is provided with a water outlet, and the water outlet is connected with the inside of the second connecting barrel.

5. The self-balancing pump positive reverse closed guide vane of claim 4, wherein: The outer circumferential wall of the pump body, the first connecting barrel and the second connecting barrel is provided with a plurality of positioning angles, a positioning rod is arranged in the plurality of positioning angles, and the ends of the positioning rod are threadedly connected with nuts.

6. The self-balancing pump positive reverse closed guide vane of claim 5, wherein: A plurality of support legs are fixedly installed at the bottom of the water inlet section and the secondary water inlet section.

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