Energy-saving double suction pump with flow guide mechanism

Abstract

The utility model discloses an energy-saving double suction pump with a flow guide mechanism, which comprises a pump body and a water inlet pipe, and a pipe sleeve is connected onto the water inlet pipe. A flow choking mechanism is connected in the pipe sleeve; the flow choking mechanism comprises a fixed disc; the fixed disc is rotationally connected with a rotary disc and a supporting disc; a fixed rod and a movable block are connected between the rotating disc and the supporting disc; the movable block is connected with a push rod; one end of the push rod is connected with a supporting column fixedly connected with the fixing disc. A fixed block is hinged to the other end of the push rod; the other end of the fixed block is connected with a push plate; and the push plate is connected with a spoiler. The driving mechanism drives the rotating disc and the supporting disc to rotate, so that the push rod is driven to rotate on the supporting column, the other end of the push rod moves inwards or outwards, and the spoiler synchronously moves inwards or outwards to change the water flow amount of the inner side of the water inlet pipe so as to adapt to different water inflow amounts.

Description

Technical Field

[0001] The utility model relates to the technical field of double-suction pumps, in particular to an energy-saving double-suction pump with a flow guide mechanism. Background Art

[0002] The double suction pump is equivalent to two single suction impellers of the same diameter working at the same time. The flow rate can be increased by one under the same impeller outer diameter. The pump casing is horizontally opened, and the inlet and outlet of the double suction pump are in the same direction and perpendicular to the pump shaft. It has the characteristics of high head, large flow rate and convenient inspection and maintenance. When the existing double suction pump is in use, as the output power of the motor increases, the amount of water guided increases accordingly. In some specific use processes, the inlet and outlet water volume of the double suction pump cannot be controlled, affecting special use requirements. Utility Model Content

[0003] The utility model aims to solve the problems in the prior art and proposes an energy-saving double-suction pump with a flow guide mechanism.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An energy-saving double-suction pump with a flow-guiding mechanism comprises a pump body and a water inlet pipe, the water inlet pipe is connected with a pipe sleeve; a flow-blocking mechanism is connected inside the pipe sleeve; the flow-blocking mechanism comprises a fixed disk; a turntable and a support disk are rotatably connected to the fixed disk; a fixed rod and a movable block are connected between the turntable and the support disk; a push rod is connected to the movable block; one end of the push rod is connected to a support column fixedly connected to the fixed disk; the other end of the push rod is hinged with a fixed block; the other end of the fixed block is connected to a push plate; a flow-blocking plate is connected to the push plate; a driving mechanism is connected to the turntable; the turntable is rotated by the driving mechanism to drive the flow-blocking plate to move inward.

[0006] Preferably, the driving mechanism comprises a motor; the output end of the motor is connected to a rotating rod; the rotating rod is connected to a gear disk meshing with the outer side of a rotating disk.

[0007] Preferably, one side of the pipe sleeve is connected to a support frame; a cavity communicating with the pipe sleeve is provided on the inner side of the support frame; the toothed disc is arranged in the cavity and one side passes through the pipe sleeve and the outer side of the rotating disc.

[0008] Preferably, a mounting groove is provided on the inner side of the pipe sleeve; the fixing plate is fixedly connected to the inner wall of the mounting groove; the diameter of the inner wall of the fixing plate, the rotating plate and the supporting plate is the same as the diameter of the water inlet pipe.

[0009] Preferably, there are a plurality of movable blocks; the movable block is disposed between the turntable and the support plate; and the upper and lower ends of the movable block are rotatably connected to the support plate and the turntable respectively.

[0010] Preferably, the spoiler is arranged at the upper end of the support plate; and the inner and outer side walls of the spoiler are both arc surfaces and are concentric with the arc surface of the inner side wall of the support plate.

[0011] Compared with the prior art, the utility model provides an energy-saving double-suction pump with a flow guide mechanism, which has the following beneficial effects:

[0012] The energy-saving double-suction pump with a flow-guiding mechanism is configured such that the flow-blocking mechanism is installed in a mounting groove on a pipe sleeve and then connected to a water inlet pipe through the pipe sleeve; a driving mechanism is used to drive a rotating disk and a supporting disk to rotate, thereby driving a push rod to rotate on a supporting column, so that the other end of the push rod moves inward or outward, and the flow-blocking plate moves inward or outward synchronously to change the water flow inside the water inlet pipe to adapt to different water inflows.

[0013] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a partial structural schematic diagram of the utility model;

[0016] Figure 3 It is a cross-sectional view of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the flow blocking mechanism in the utility model.

[0018] In the figure: 10 pump body, 11 water inlet pipe, 12 pipe sleeve, 13 mounting groove, 14 support frame, 20 flow blocking mechanism, 21 fixed plate, 22 rotating plate, 23 support plate, 24 fixed rod, 25 movable block, 26 push rod, 27 support column, 28 fixed block, 31 push plate, 32 flow blocking plate, 40 driving mechanism, 41 motor, 42 rotating rod, 43 gear plate. DETAILED DESCRIPTION

[0019] The following will refer to Figure 1-4, the specific implementation of the energy-saving double-suction pump with a flow guide mechanism in the utility model is introduced, including a pump body 10 and a water inlet pipe 11, the water inlet pipe 11 is connected to a pipe sleeve 12; the pipe sleeve 12 is connected to a flow blocking mechanism 20; the flow blocking mechanism 20 includes a fixed plate 21; a rotating plate 22 and a supporting plate 23 are rotatably connected to the fixed plate 21; a fixing rod 24 and a movable block 25 are connected between the rotating plate 22 and the supporting plate 23; a push rod 26 is connected to the movable block 25; one end of the push rod 26 is connected to a support column 27 fixedly connected to the fixed plate 21; the other end of the push rod 26 is hinged to a fixed block 28; the other end of the fixed block 28 is connected to a push plate 31; the push plate 31 is connected to a flow blocking plate 32, and the flow blocking plate 32 is arranged at the upper end of the supporting plate 23; and the inner and outer side walls of the flow blocking plate 32 are both arc surfaces and are concentric with the arc surface of the inner side wall of the supporting plate 23.

[0020] The rotating disk 22 is connected to a driving mechanism 40; the rotating disk 22 drives the spoiler 32 to move inward through the rotation of the driving mechanism 40; the driving mechanism 40 includes a motor 41; the output end of the motor 41 is connected to a rotating rod 42; the rotating rod 42 is connected to a toothed disk 43 meshing with the outer side of the rotating disk 22. A support frame 14 is connected to one side of the pipe sleeve 12; a cavity communicating with the pipe sleeve 12 is provided on the inner side of the support frame 14; the toothed disk 43 is arranged in the cavity and one side passes through the pipe sleeve 12 and the outer side of the rotating disk 22.

[0021] The inner side of the pipe sleeve 12 is provided with a mounting groove 13; the fixed plate 21 is fixedly connected to the inner wall of the mounting groove 13; the diameter of the inner wall of the fixed plate 21, the rotating plate 22 and the supporting plate 23 is the same as the diameter of the water inlet pipe 11; there are multiple movable blocks 25; the movable block 25 is arranged between the rotating plate 22 and the supporting plate 23; and the upper and lower ends of the movable block 25 are rotatably connected to the supporting plate 23 and the rotating plate 22 respectively.

[0022] When in use, the baffle mechanism 20 is installed in the mounting groove 13 on the pipe sleeve 12, and then connected to the water inlet pipe 11 through the pipe sleeve 12; the driving mechanism 40 drives the turntable 22 and the support plate 23 to rotate, thereby driving the push rod 26 to rotate on the support column 27, so that the other end of the push rod 26 moves inward or outward, and the baffle plate 32 moves inward or outward to change the water flow inside the water inlet pipe 11 to adapt to different water inflows.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An energy-saving double-suction pump with a flow guide mechanism, comprising a pump body (10) and a water inlet pipe (11), characterized in that: The water inlet pipe (11) is connected to a pipe sleeve (12); a flow blocking mechanism (20) is connected inside the pipe sleeve (12); the flow blocking mechanism (20) comprises a fixed disk (21); a rotating disk (22) and a supporting disk (23) are rotatably connected to the fixed disk (21); a fixed rod (24) and a movable block (25) are connected between the rotating disk (22) and the supporting disk (23); a push rod (26) is connected to the movable block (25); One end of the rod (26) is connected to a support column (27) fixedly connected to the fixed disk (21); the other end of the push rod (26) is hingedly connected to a fixed block (28); the other end of the fixed block (28) is connected to a push plate (31); the push plate (31) is connected to a spoiler (32); the rotating disk (22) is connected to a driving mechanism (40); the rotating disk (22) is rotated by the driving mechanism (40) to drive the spoiler (32) to move inward.

2. An energy-saving double-suction pump with a flow guide mechanism according to claim 1, characterized in that: The driving mechanism (40) comprises a motor (41); the output end of the motor (41) is connected to a rotating rod (42); the rotating rod (42) is connected to a toothed disc (43) meshing with the outer side of the rotating disc (22).

3. An energy-saving double-suction pump with a flow guide mechanism according to claim 2, characterized in that: One side of the pipe sleeve (12) is connected to a support frame (14); a cavity communicating with the pipe sleeve (12) is provided on the inner side of the support frame (14); the toothed disc (43) is arranged in the cavity and one side thereof passes through the pipe sleeve (12) and the outer side of the rotating disc (22).

4. The energy-saving double-suction pump with a flow guide mechanism according to claim 1, characterized in that: The inner side of the pipe sleeve (12) is provided with a mounting groove (13); the fixing plate (21) is fixedly connected to the inner wall of the mounting groove (13); the diameter of the inner side walls of the fixing plate (21), the rotating plate (22) and the supporting plate (23) is the same as the diameter of the water inlet pipe (11).

5. The energy-saving double-suction pump with a flow guide mechanism according to claim 1, characterized in that: A plurality of movable blocks (25) are provided; the movable blocks (25) are arranged between the rotating disk (22) and the supporting disk (23); and the upper and lower ends of the movable blocks (25) are rotatably connected to the supporting disk (23) and the rotating disk (22) respectively.

6. The energy-saving double-suction pump with a flow guide mechanism according to claim 1, characterized in that: The spoiler (32) is arranged at the upper end of the support plate (23); and the inner and outer side walls of the spoiler (32) are both arc surfaces and are concentric with the arc surface of the inner side wall of the support plate (23).

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