Cleaning water pump stably connected with motor

Abstract

The utility model provides a cleaning water pump stably connected with a motor, and belongs to the technical field of water pumps. The problem that in the prior art, a water pump and a motor are not stably connected is solved. The water pump comprises a pump body and a pump cover, the pump cover is fixedly connected to one side of the pump body, the driving motor is installed on the other side of the pump body, a connecting cover body is fixedly installed on one side of the driving motor, a plurality of connecting feet are integrally formed on the connecting cover body, and a pump base and a plurality of connecting convex bodies are integrally formed on the pump body. The connecting convex bodies and the connecting feet are the same in number and position, first threaded holes are formed in the connecting convex bodies, second threaded holes are formed in the connecting feet, fastening bolts are fixedly arranged in the first threaded holes and the second threaded holes in a penetrating mode, fastening nuts are fixedly installed on one sides of the fastening bolts, and the fastening nuts are connected with one ends of the connecting convex bodies. The utility model has the advantage that the water pump and the driving motor are stably connected.

Description

Technical Field

[0001] The utility model belongs to the technical field of water pumps, and relates to a cleaning water pump with stable connection to a motor. Background Technique

[0002] A water pump is a mechanical device used to transport liquids, usually used to pump water from a lower place to a higher place or transport water from one place to another. The main function of connecting the water pump to the motor is to drive the water pump to work by the motor to achieve the transportation of liquids. In the prior art, the water pump and the motor are often directly connected by bolts and couplings.

[0003] Chinese Patent No. CN203670231U discloses a water pump, including a motor, a pump body, a motor main shaft is provided on the motor, a driven shaft is provided on the pump body, the driven shaft is connected to the motor main shaft, a drying device is provided on the pump body, the drying device includes a fan shaft and a fan, the fan is connected to the fan shaft, the driven shaft is a hollow shaft, the fan shaft is inserted into the driven shaft and is matched with the driven shaft through bearings, a coupling sleeve is provided at one end of the driven shaft close to the motor, the coupling sleeve is fixedly and sealingly matched with the driven shaft, a cylindrical cavity is provided in the coupling sleeve, the fan main shaft passes through the bottom surface of the cylindrical cavity, the motor main shaft passes through the other bottom surface, an axially slidable friction transmission disc is provided on the motor main shaft, a fan shaft driven disc matched with the friction transmission disc is provided on the fan main shaft, a coupling sleeve driven disc matched with the friction transmission disc is provided on the bottom surface of the cylindrical cavity close to the motor, a sealing ring is provided on the coupling sleeve driven disc, and the friction transmission disc is connected to a sliding device.

[0004] Combined with the specification and the specification drawings of this patent, it can be seen that in this patent, the motor and the water pump are connected through the driven shaft and the motor main shaft to achieve the combined use of the motor and the water pump, and this structure is not firm enough during use. Content of the Utility Model

[0005] The purpose of the utility model is to provide a cleaning water pump with stable connection to a motor for the above problems existing in the prior art.

[0006] The purpose of the utility model can be achieved by the following technical solutions: A cleaning water pump with stable connection to a motor, including a water pump and a driving motor, the water pump includes a pump body and a pump cover, the pump cover is fixedly connected to one side of the pump body, the driving motor is installed on the other side of the pump body, a connection cover body is fixedly installed on one side of the driving motor, a plurality of connection feet are integrally formed on the connection cover body, a pump seat and a plurality of connection convex bodies are integrally formed on the pump body, the number and positions of the connection convex bodies and the connection feet are the same, a first threaded hole is opened on the connection convex body, a second threaded hole is opened on the connection foot, a fastening bolt is inserted and fixed in the first threaded hole and the second threaded hole, a fastening nut is fixedly installed on one side of the fastening bolt, and the fastening nut is connected to one end of the connection convex body.

[0007] In the above-described cleaning water pump with stable connection to the motor, reinforcing ribs are welded between the inner side of the connecting convex body and the pump base.

[0008] In the above-described cleaning water pump with stable connection to the motor, a connecting support plate is formed on the inner side of the connecting foot, a supporting arc plate is formed on the connecting cover body, and the supporting arc plate is connected to the connecting support plate.

[0009] In the above-described cleaning water pump with stable connection to the motor, a pump chamber is formed on the upper side of the pump body, and a water outlet and a water inlet are respectively arranged at the upper end of the pump chamber.

[0010] In the above-described cleaning water pump with stable connection to the motor, the driving motor extends out an electric motor shaft, the electric motor shaft extends into the pump body through the pump base, and a shaft sleeve is fixedly installed on the electric motor shaft.

[0011] Compared with the prior art, a cleaning water pump with stable connection to the motor provided by the present utility model has the following beneficial effects: 1. By arranging a connecting convex body on the pump body and adding a connecting cover body at one end of the driving motor, arranging a connecting foot and a connecting support plate on the connecting cover body, during use, the connecting foot and the connecting convex body are connected in cooperation, and a fastening bolt passes through the connecting foot and the connecting convex body, so that the connection between the water pump and the driving motor is relatively stable; 2. The use of a pump shaft is cancelled, and a structure in which the electric motor shaft extends into the pump body to drive the water pump is adopted, and a shaft sleeve is arranged at the position where the electric motor shaft extends into the pump body, effectively improving the stability of the electric motor shaft during operation. Description of the Drawings

[0012] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0013] Figure 2 is an exploded schematic diagram of the present utility model;

[0014] Figure 3 is a schematic diagram of the pump body structure;

[0015] Figure 4 is a schematic diagram of the connecting cover body structure.

[0016] In the figure: 1. Water pump; 2. Driving motor; 21. Electric motor shaft; 22. Shaft sleeve; 3. Pump body; 31. Pump base; 32. Connecting convex body; 321. First threaded hole; 33. Reinforcing rib; 34. Pump chamber; 35. Water outlet; 36. Water inlet; 4. Pump cover; 5. Connecting cover body; 51. Connecting foot; 511. Second threaded hole; 52. Connecting support plate; 53. Supporting arc plate; 6. Fastening bolt; 7. Fastening nut. Detailed Embodiment

[0017] The following are specific embodiments of the present utility model and, in conjunction with the accompanying drawings, further describe the technical solutions of the present utility model, but the present utility model is not limited to these embodiments.

[0018] As Figures 1 to 4 shown, this embodiment includes a water pump 1 and a driving motor 2. The water pump 1 is composed of a pump body 3 and a pump cover 4. The pump cover 4 is fixedly connected to one side of the pump body 3, and the driving motor 2 is installed on the other side of the pump body 3. A connection cover body 5 is fixedly installed on one side of the driving motor 2. Three connection feet 51 are integrally formed on the connection cover body 5. A pump seat 31 and three connection convex bodies 32 are integrally formed on the pump body 3. The connection feet 51 and the connection convex bodies 32 are both arranged in a circumferential array. The pump seat 31 is located at the center of the three connection convex bodies 32. A reinforcing rib 33 is welded between the inner side of the connection convex body 32 and the pump seat 31. The reinforcing rib 33 effectively improves the structural strength of the pump body 3. The connection convex body 32 and the connection foot 51 are in the same position. When mating and connecting, the end faces of the connection convex body 32 and the connection foot 51 are in contact. A first threaded hole 321 is formed on the connection convex body 32, and a second threaded hole 511 is formed on the connection foot 51. A fastening bolt 6 is inserted and fixed in the first threaded hole 321 and the second threaded hole 511. A fastening nut 7 is fixedly installed on one side of the fastening bolt 6. The fastening nut 7 is connected to one end of the connection convex body 32. The fastening nut 7 and the fastening bolt 6 fixedly connect the pump body 3 and the connection cover body 5.

[0019] As Figures 1 to 2 shown, a pump chamber 34 in the shape of a rectangular body is formed on the upper side of the pump body 3. A water outlet 35 and a water inlet 36 are respectively arranged at the upper end of the pump chamber 34.

[0020] Further details are as follows. As Figures 1 to 4 shown, a connection support plate 52 is formed on the connection cover plate inside the connection foot 51. A support arc plate 53 is welded on the connection cover plate between the connection support plates 52. Both ends of the support arc plate 53 are connected to the inner side surface of the connection support plate 52. The support arc plate 53 plays a role in improving the structural strength of the connection cover plate.

[0021] Further details are as follows. As Figures 1 to 4 shown, one end of the motor shaft 21 extends out of the driving motor 2. The motor shaft 21 extends into the pump body 3 through the pump seat 31. A shaft sleeve 22 is sleeved and fixed on the motor shaft 21 located inside the pump seat 31. The shaft sleeve 22 plays a role in protecting the motor shaft 21 and ensuring stability.

[0022] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the technical field to which the present utility model pertains can make various modifications or supplements to the described specific embodiments or use similar methods for substitution, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0023] Although various terms are used more frequently in this text, the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the present utility model; any interpretation of them as an additional limitation is contrary to the spirit of the present utility model.

Claims

1. A cleaning water pump stably connected to a motor, comprising a water pump (1) and a drive motor (2), wherein the water pump (1) comprises a pump body (3) and a pump cover (4), wherein the pump cover (4) is fixedly connected to one side of the pump body (3), and the drive motor (2) is installed on the other side of the pump body (3), characterized in that: A connecting cover (5) is fixedly mounted on one side of the driving motor (2), and a plurality of connecting legs (51) are integrally formed on the connecting cover (5). A pump seat (31) and a plurality of connecting protrusions (32) are integrally formed on the pump body (3), and the connecting protrusions (32) and the connecting legs (51) are of the same number and position. A first threaded hole (321) is formed on the connecting protrusion (32), and a second threaded hole (511) is formed on the connecting leg (51). Fastening bolts (6) are inserted and fixed in the first threaded hole (321) and the second threaded hole (511), and a fastening nut (7) is fixedly mounted on one side of the fastening bolt (6), and the fastening nut (7) is connected to one end of the connecting protrusion (32).

2. A cleaning water pump stably connected to a motor according to claim 1, characterized in that: A reinforcing rib (33) is welded between the inner side of the connecting protrusion (32) and the pump seat (31).

3. A cleaning water pump stably connected to a motor according to claim 1, characterized in that: A connecting support plate (52) is formed on the inner side of the connecting foot (51), and a supporting arc plate (53) is formed on the connecting cover body (5), and the supporting arc plate (53) is connected to the connecting support plate (52).

4. A cleaning water pump stably connected to a motor according to claim 1, characterized in that: A pump chamber (34) is formed on the upper side of the pump body (3), and a water outlet (35) and a water inlet (36) are respectively provided at the upper end of the pump chamber (34).

5. A cleaning water pump stably connected to a motor according to claim 1, characterized in that: A motor shaft (21) extends out of the driving motor (2), and the motor shaft (21) extends into the pump body (3) through a pump seat (31). A shaft sleeve (22) is fixedly mounted on the motor shaft (21).

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