Centrifugal pump support and single-stage centrifugal pump

Abstract

The utility model provides a centrifugal pump support and a single-stage centrifugal pump, and belongs to the technical field of water pumps. The problem that a centrifugal pump support in the prior art is difficult to install a controller is solved. The pump comprises a pump cover, a pump body, a driving motor, a base, a support and a control box, the pump cover is fixedly connected to one side of the pump body, a first connecting ring is formed at one end of the pump body, a second connecting ring is formed at one end of the base, and the first connecting ring and the second connecting ring are arranged in an attached mode. Fastening bolts are fixedly arranged in the first connecting circular ring and the second connecting circular ring in a penetrating mode, a motor shaft extends out of the driving motor, the motor shaft penetrates through the first connecting circular ring and the second connecting circular ring and extends into the pump body, a connecting cube is formed below the base, the base is sleeved with the support, and the end of the support is fixedly connected with the connecting cube. A fixed platform is formed on the top of the support, and the control box is fixedly installed on the fixed platform. The utility model has the advantages that the control box is convenient to install and the structure is stable.

Description

Technical Field

[0001] The utility model belongs to the technical field of water pumps, and relates to a centrifugal pump bracket and a single-stage centrifugal pump. Background Technique

[0002] ‌A centrifugal pump is a power device widely used in the transportation of various liquids, and is widely used in various industrial productions, construction projects and agricultural irrigation. The driving motor provides the necessary power for the centrifugal pump to drive the pump to work, and also realizes the efficient transportation of liquids through energy conversion.

[0003] A Chinese patent with the patent announcement number CN204493220U discloses a centrifugal pump, including a driving motor, a pump body, a base and a bracket. The pump body is arranged on the base. The driving motor is arranged on the bracket. The bracket includes an upper bracket and a lower bracket. An adjusting mechanism capable of adjusting the relative position between the upper bracket and the lower bracket is arranged between the upper bracket and the lower bracket. By adjusting the relative position between the upper bracket and the lower bracket through the adjusting mechanism, the height of the bracket relative to the base is adjusted. The adjusting mechanism includes a strip-shaped groove arranged on the upper bracket. A screw is inserted through the lower bracket, and one end of the screw passes through the strip-shaped groove and is threadedly connected to a nut. The adjusting mechanism uses a screw to pass through the strip-shaped groove to fix the upper bracket and the lower bracket together.

[0004] In the centrifugal pump provided by this patent, there is a lack of components for controlling the motor, and the bracket does not have a structure for placing components for controlling the driving motor. Content of the Utility Model

[0005] The purpose of the present utility model is to provide a centrifugal pump bracket and a single-stage centrifugal pump for the above problems existing in the prior art.

[0006] The purpose of the present utility model can be achieved by the following technical solutions: A centrifugal pump bracket and a single-stage centrifugal pump, including a pump cover, a pump body, a driving motor, a base, a bracket and a control box. The pump cover is fixedly connected to one side of the pump body. A first connecting ring is formed at one end of the pump body, and a second connecting ring is formed at one end of the base. The first connecting ring and the second connecting ring are arranged in a fitting manner. A fastening bolt is inserted and fixed through the first connecting ring and the second connecting ring. The driving motor extends out a motor shaft, and the motor shaft passes through the first connecting ring and the second connecting ring and extends into the pump body. A connecting cube is formed below the base. The bracket is sleeved above the base, and the end of the bracket is fixedly connected to the connecting cube. A fixed platform is formed at the top of the bracket. The control box is fixedly installed on the fixed platform.

[0007] In the above-mentioned centrifugal pump bracket and single-stage centrifugal pump, a motor support body is formed in the middle of the base, and the motor support body is fixedly connected to the bottom of the driving motor.

[0008] In the above-mentioned centrifugal pump bracket and single-stage centrifugal pump, the control box extends a lead wire, and the lead wire is connected to the drive motor.

[0009] In the above-mentioned centrifugal pump bracket and single-stage centrifugal pump, a motor cover is fixedly connected to one side of the drive motor. The motor cover is in contact with one side of the drive motor and one side of the motor support body, and a slot is opened at the top of the motor cover.

[0010] Compared with the prior art, the centrifugal pump bracket and single-stage centrifugal pump provided by the present utility model have the following beneficial effects: Through the structural settings of the base and the bracket, the end of the bracket is fixedly connected to the connecting cube at the bottom end of the base, and a fixing platform suitable for placing and fixing the control box is formed at the top of the bracket, enabling the control box to be better cooperatively fixed with the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0012] Figure 2 is an exploded structural schematic diagram of the present utility model from another angle.

[0013] In the figure: 1, pump cover; 2, pump body; 21, first connecting ring; 3, drive motor; 31, motor shaft; 4, base; 41, second connecting ring; 42, connecting cube; 43, motor support body; 5, bracket; 51, fixing platform; 6, control box; 61, lead wire; 7, fastening bolt; 8, motor cover; 81, slot. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0014] The following are specific embodiments of the present utility model in combination with the drawings, and the technical solutions of the present utility model will be further described, but the present utility model is not limited to these embodiments.

[0015] As Figures 1 to 2 shown, this embodiment includes a pump cover 1, a pump body 2, a drive motor 3, a base 4, a bracket 5, and a control box 6. A connecting cube 42 is formed below the base 4 by an integral injection molding process. The bracket 5 is in the shape of a rectangular body with one side open and both sides open. The bracket 5 is sleeved above the base 4, and the lower end of the bracket 5 is fixedly and fittingly connected to the connecting cube 42. A fixing platform 51 is formed at the top of the bracket 5 through a processing technology of high-temperature deformation heat treatment. The control box 6 is fixedly installed on the fixing platform 51. A lead wire 61 extends from the rear side of the control box 6, and the lead wire 61 is connected to the drive motor 3. The control box 6 controls the parameters of the drive motor 3 through the lead wire 61.

[0016] Further elaborating, as Figures 1 to 2As shown, the lower end of the bracket 5 forms a concave structure through a hot deformation heat treatment process, and the concave structure is located above the connecting cube 42, further strengthening the connection strength between the base 4 and the bracket 5.

[0017] As Figures 1 to 2 shown, the pump cover 1 is fixedly connected to one side of the pump body 2. One end of the pump body 2 forms a first connecting ring 21, and one end of the base 4 forms a second connecting ring 41. The shapes and sizes of the first connecting ring 21 and the second connecting ring 41 are exactly the same and the first connecting ring 21 and the second connecting ring 41 are arranged in a fitting manner. The fastening bolt 7 passes through the first connecting ring 21 and the second connecting ring 41 to fixedly connect the pump body 2 and the base 4. The driving motor 3 extends out a motor shaft 31 and the motor shaft 31 passes through the first connecting ring 21 and the second connecting ring 41 and extends into the interior of the pump body 2.

[0018] To elaborate further, as Figures 1 to 2 shown, a triangular motor support 43 is formed in the middle of the base 4. The bottom of the driving motor 3 is placed on the motor support 43 and is in contact with the motor support 43. The motor support 43 plays a role in supporting and fixing the driving motor 3.

[0019] To elaborate further, as Figure 2 shown, a motor cover 8 is fixedly connected to one side of the driving motor 3. The shape of the motor cover 8 is the same as the shape of the driving motor 3 plus the motor support 43. The motor cover 8 is in contact with one side of the motor and one side of the support. A slot 81 for connecting the lead 61 to the driving motor 3 is provided at the top of the motor cover 8.

[0020] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art to which the present utility model pertains can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0021] Although various terms are used more in this article, the possibility of using other terms is not excluded. Using these terms is only to more conveniently describe and explain the essence of the present utility model; interpreting them as any additional limitation is contrary to the spirit of the present utility model.

Claims

1. A centrifugal pump bracket and a single-stage centrifugal pump, comprising a pump cover (1), a pump body (2), a driving motor (3), a base (4), a bracket (5) and a control box (6), wherein the pump cover (1) is fixedly connected to one side of the pump body (2), and is characterized in that: One end of the pump body (2) is formed with a first connecting ring (21), one end of the base (4) is formed with a second connecting ring (41), the first connecting ring (21) and the second connecting ring (41) are arranged in a fitting manner, a fastening bolt (7) is fixedly arranged through the first connecting ring (21) and the second connecting ring (41), the driving motor (3) extends out with a motor shaft (31), and the motor shaft (31) passes through the first connecting ring (21) and the second connecting ring (41) and extends into the interior of the pump body (2). A connecting cube (42) is formed below the base (4), the bracket (5) is sleeved above the base (4), and the end of the bracket (5) is fixedly connected to the connecting cube (42). A fixed platform (51) is formed at the top of the bracket (5), and the control box (6) is fixedly installed on the fixed platform (51).

2. The centrifugal pump bracket and the single-stage centrifugal pump according to claim 1, wherein: A motor support body (43) is formed in the middle of the base (4), and the motor support body (43) is fixedly connected to the bottom of the driving motor (3).

3. A centrifugal pump bracket and a single-stage centrifugal pump according to claim 1, characterized in that: The control box (6) extends out with a lead wire (61), and the lead wire (61) is connected to the driving motor (3).

4. A centrifugal pump bracket and a single-stage centrifugal pump according to claim 2, characterized in that: A motor cover body (8) is fixedly connected to one side of the driving motor (3), the motor cover body (8) is in contact with one side of the driving motor (3) and one side of the motor support body (43), and a slot (81) is opened at the top end of the motor cover body (8).

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