Corrosion-resistant small chemical cleaning circulating pump station

Abstract

The utility model discloses a corrosion-resistant small chemical cleaning circulating pump station which comprises a self-priming pump, the self-priming pump comprises a pump body, a servo motor is fixedly installed on the outer wall of the pump body, a cover plate is fixedly installed on the outer wall of the pump body in a sealing mode through a flange, and an impeller is rotationally connected between the pump body and the cover plate through a bearing. An output shaft of the servo motor is fixedly connected with the inner wall of the impeller, a water inlet pipe is fixedly installed on the outer wall of one side of the pump body, and a water outlet pipe is fixedly connected with the inner wall of the bottom end of the pump body. According to the self-priming pump, the chemical cleaning agent in the pump body can be quickly discharged, so that the situation that the chemical cleaning agent stays in the pump body for a long time after the self-priming pump stops working is avoided, the internal structure of the pump body is prevented from being corroded by the chemical agent in the chemical cleaning agent to a certain extent, and the protection effect on the self-priming pump is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical cleaning circulating pump station technical field, specifically a kind of corrosion-resistant small chemical cleaning circulating pump station. BACKGROUND

[0002] In industrial production and daily life, often need to carry out chemical cleaning to various equipment, pipeline etc., to remove dirt, impurities etc., chemical cleaning usually needs to use certain corrosive chemical cleaning liquid, by circulating pump station to make cleaning fluid circulate in the object to be cleaned, to achieve better cleaning effect, existing small chemical cleaning circulating pump station, due to the corrosive nature of cleaning fluid, part of chemical cleaning agent is stored in the self-priming pump for extracting chemical cleaning agent for a long time, it is easy to cause the inside of self-priming pump to be corroded, while the heating part of the self-priming pump used in the self-priming pump is generally immersed in the inside of chemical cleaning agent, in the case of lack of chemical cleaning agent cooling and heat dissipation in the inside of self-priming pump, it is easy to appear the phenomenon of burning machine, it is inconvenient to improve the safety of equipment work. SUMMARY

[0003] The utility model aims at providing a kind of corrosion-resistant small chemical cleaning circulating pump station to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of corrosion-resistant small chemical cleaning circulating pump station, including self-priming pump, the self-priming pump includes pump body, the outer wall of the pump body is fixedly installed servo motor, the outer wall of the pump body is fixedly installed cover plate by flange sealing, the pump body and cover plate are rotatably connected impeller by bearing between the pump body and cover plate, the output shaft of the servo motor is fixedly connected with the inner wall of impeller, the outer wall of the one side of the pump body is fixedly installed water inlet pipe, the inner wall of the bottom end of the pump body is fixedly connected water outlet pipe.

[0006] In a preferred embodiment of the utility model, the outer wall of the cover plate is fixedly installed motor bracket, the servo motor is fixedly installed at the top of motor bracket, the outer wall of the bottom of the pump body is fixedly installed support seat.

[0007] In a preferred embodiment of the utility model, the output shaft of the servo motor is fixedly connected driving shaft, and the impeller is fixedly installed on the outer wall of driving shaft.

[0008] In a preferred embodiment of the utility model, the impeller includes two side plates before and after and the partition plate fixedly installed between the two side plates, and adjacent two two side plates are provided with fan-shaped water conveying groove.

[0009] In a preferred embodiment of the utility model, the outer wall of the water inlet pipe is fixedly installed with a flow meter, and the rear end of the flow meter is fixedly installed with an electromagnetic valve.

[0010] In a preferred embodiment of the utility model, the input end of the water inlet pipe is fixedly connected with a conduit through a flange, and the input end of the conduit extends to a chemical cleaning agent pool.

[0011] In a preferred embodiment of the utility model, the input end of the water outlet pipe is located at the lowest position of the bottom end of the pump body, the outer wall of the water outlet pipe is fixedly installed with a second electromagnetic valve, and the second electromagnetic valve is used for controlling the on-off of the water outlet pipe.

[0012] The additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be known through the practice of the utility model.

[0013] 1. The water outlet pipe is fixedly connected to the inner wall of the bottom end of the pump body, so that the chemical cleaning agent in the pump body can be quickly discharged, thereby avoiding that the chemical cleaning agent stays in the interior of the pump body for a long time after the self-priming pump stops working, and in a certain extent, the structure in the interior of the pump body is prevented from being corroded by the chemical agent in the chemical cleaning agent, and the protection of the self-priming pump is improved.

[0014] 2. The flow meter and the electromagnetic valve are fixedly installed on the outer wall of the water inlet pipe, and the second electromagnetic valve is fixedly installed on the outer wall of the water outlet pipe, so that the precision of the self-priming pump in conveying the chemical cleaning agent is conveniently and flexibly controlled, and the practicality of the equipment is improved.

[0015] 3. The servo motor is installed on the outer wall of the pump body in an external form, so that the heat generated by the servo motor during operation can be timely dissipated, thereby avoiding that the self-priming pump is overheated and burned when there is no chemical cleaning agent in the pump body, and the safety of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:

[0017] Figure 1 It is a main view structure schematic diagram of a kind of corrosion-resistant small-sized chemical cleaning circulating pump station;

[0018] Figure 2 It is a rear view structure schematic diagram of self-priming pump in a kind of corrosion-resistant small-sized chemical cleaning circulating pump station;

[0019] Figure 3 It is a self-priming pump exploded structure schematic diagram in a kind of corrosion-resistant small-sized chemical cleaning circulating pump station;

[0020] Figure 4 It is a kind of small chemical cleaning circulating pump station impeller structure schematic diagram.

[0021] In the figure: chemical cleaning agent pool 100, pump body 200, servo motor 210, drive shaft 211, partition 221, fan-shaped water delivery groove 222, cover plate 230, water inlet pipe 240, flow meter 241, electromagnetic valve 242, water outlet pipe 250, second electromagnetic valve 251, conduit 260, motor bracket 270, support seat 280. DETAILED DESCRIPTION

[0022] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0023] Embodiment 1: as Figure 1 - Figure 4 , including self-priming pump, self-priming pump includes pump body 200, the outer wall of pump body 200 is fixedly installed servo motor 210, the outer wall of pump body 200 is fixedly installed cover plate 230 through flange sealing, the pump body 200 and the cover plate 230 are rotatably connected impeller 220 through bearing, the output shaft of servo motor 210 is fixedly connected with the inner wall of impeller 220, the outer wall of one side of pump body 200 is fixedly installed water inlet pipe 240, the inner wall of the bottom end of pump body 200 is fixedly connected with water outlet pipe 250.

[0024] The specific use scene of this embodiment is: by fixing the water outlet pipe 250 on the inner wall of the bottom end of the pump body 200, so that the chemical cleaning agent in the pump body 200 can be quickly discharged, thereby avoiding that the chemical cleaning agent stays in the inside of the pump body 200 for a long time after the self-priming pump stops working, thereby avoiding the corrosion of the chemical cleaning agent in the chemical cleaning agent to the structure inside the pump body 200 to a certain extent, improving the protection of the self-priming pump, fixing the flow meter 241 and the electromagnetic valve 242 on the outer wall of the water inlet pipe 240, and fixing the second electromagnetic valve 251 on the outer wall of the water outlet pipe 250, thereby conveniently and flexibly controlling the precision of the self-priming pump conveying chemical cleaning agent, improving the practicality of the equipment use, the servo motor 210 is installed on the outer wall of the pump body 200 in an external form, so that the heat generated by the servo motor 210 during work can be dissipated in time, thereby avoiding overheating and causing the machine to burn when there is no chemical cleaning agent in the pump body 200, improving the safety of the equipment use, the pump body 200, the drive shaft 211 and the impeller 220 and the internal overflow parts of the water inlet pipe 240, the water outlet pipe 250, the conduit 260, the flow meter 241, the electromagnetic valve 242 and the second electromagnetic valve 251 for conveying chemical cleaning agent are uniformly coated with polytetrafluoroethylene corrosion-resistant coating.

[0025] Embodiment 2: as Figure 3 and Figure 4 The outer wall of the cover plate 230 is fixedly installed with a motor bracket 270, the servo motor 210 is fixedly installed on the top of the motor bracket 270, the bottom outer wall of the pump body 200 is fixedly installed with a support seat 280, the output shaft of the servo motor 210 is fixedly connected with a driving shaft 211, the impeller 220 is fixedly installed on the outer wall of the driving shaft 211, the impeller 220 comprises two front and rear side plates and a partition plate 221 fixedly installed between the two side plates, and a fan-shaped water conveying groove 222 is arranged between the adjacent two side plates.

[0026] The specific use scene of this embodiment is that: the motor bracket 270 is arranged to install and support the servo motor 210, the servo motor 210 is turned on, so that the servo motor 210 can drive the impeller 220 to rotate, so that the impeller 220 can continuously discharge the air and the chemical cleaning agent in the pump body 200 to the water outlet pipe 250 through the fan-shaped water conveying groove 222 in the process of rotation, thereby facilitating continuous pumping of the chemical cleaning agent, and the plurality of continuously arranged fan-shaped water conveying grooves 222 are arranged, so that the fan-shaped water conveying grooves 222 can transfer the chemical cleaning agent from the input end of the water inlet pipe 240 to the input end of the water outlet pipe 250 in the process of rotation, thereby realizing the functions of rapid and continuous and stable pumping of the chemical cleaning agent.

[0027] Embodiment 3: as Figure 1 and Figure 2 The outer wall of the water inlet pipe 240 is fixedly installed with a flow meter 241, the rear end of the flow meter 241 is fixedly installed with an electromagnetic valve 242, the input end of the water inlet pipe 240 is fixedly connected with a conduit 260 through a flange, and the input end of the conduit 260 extends to the chemical cleaning agent pool 100.

[0028] The specific use scene of this embodiment is that: the flow meter 241 is arranged to detect the amount of the chemical cleaning agent flowing into the pump body 200, the electromagnetic valve 242 is arranged to control the on-off of the water inlet pipe 240, the conduit 260 is arranged to convey the chemical cleaning agent, and the chemical cleaning agent pool 100 is arranged to store the chemical cleaning agent.

[0029] Embodiment 4: as Figure 3 The input end of the water outlet pipe 250 is located at the lowest position of the bottom end of the pump body 200, the outer wall of the water outlet pipe 250 is fixedly installed with a second electromagnetic valve 251, the second electromagnetic valve 251 is used to control the on-off of the water outlet pipe 250,

[0030] The specific use scene of the embodiment is that: by installing the water outlet pipe 250 at the lowest position of the base of the pump body 200, so that the chemical cleaning agent remaining in the pump body 200 can be discharged under the action of gravity after the pump body 200 stops working, thereby avoiding the chemical cleaning agent staying in the inside of the pump body 200 for a long time, reducing the corrosion to the inside of the pump body 200, and improving the corrosion resistance effect of the inside of the pump body 200.

[0031] The working principle of the utility model is: the person skilled in the art installs the self-priming pump at a suitable position when using, fixes and seals the conduit 260 on the water inlet pipe 240 through the flange, connects the input end of the conduit 260 to the inner wall of the chemical cleaning agent pool 100, opens the servo motor 210, drives the impeller 220 to rotate by the servo motor 210, makes the impeller 220 rotate at high speed, discharges the air in the pump body 200 under the rotating action of the impeller 220 through the water outlet pipe 250, so that the air in the cavity between the pump body 200 and the cover plate 230 is discharged, so that the cavity between the pump body 200 and the cover plate 230 forms a negative pressure, under the action of the negative pressure, the chemical cleaning agent in the chemical cleaning agent pool 100 is sucked into the pump body 200 through the conduit 260 and the water inlet pipe 240, then under the action of gravity, the chemical cleaning agent falls into the fan-shaped water delivery groove 222 and is discharged through the water outlet pipe 250, and the chemical cleaning agent is used to flush the parts to be cleaned.

[0032] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A corrosion-resistant small chemical cleaning circulating pump station, comprising a self-priming pump, said self-priming pump including a pump body (200), characterized in that, A servo motor (210) is fixedly installed on the outer wall of the pump body (200). A cover plate (230) is fixedly installed on the outer wall of the pump body (200) through a flange seal. An impeller (220) is rotatably connected between the pump body (200) and the cover plate (230) through a bearing. The output shaft of the servo motor (210) is fixedly connected to the inner wall of the impeller (220). An inlet pipe (240) is fixedly installed on one side of the outer wall of the pump body (200). An outlet pipe (250) is fixedly connected to the inner wall of the bottom end of the pump body (200).

2. The corrosion-resistant small chemical cleaning circulating pump station according to claim 1, characterized in that, The motor frame (270) is fixedly installed on the outer wall of the cover plate (230), the servo motor (210) is fixedly installed on the top of the motor frame (270), and the support base (280) is fixedly installed on the bottom outer wall of the pump body (200).

3. The corrosion-resistant small chemical cleaning circulating pump station according to claim 2, characterized in that, The output shaft of the servo motor (210) is fixedly connected to the drive shaft (211), and the impeller (220) is fixedly installed on the outer wall of the drive shaft (211).

4. The corrosion-resistant small chemical cleaning circulating pump station according to claim 3, characterized in that, The impeller (220) includes two side plates, front and rear, and a partition plate (221) fixedly installed between the two side plates. A fan-shaped water delivery channel (222) is provided between two adjacent side plates.

5. A corrosion-resistant small chemical cleaning circulating pump station according to claim 1, characterized in that, A flow meter (241) is fixedly installed on the outer wall of the inlet pipe (240), and a solenoid valve (242) is fixedly installed on the outer wall of the rear end of the flow meter (241).

6. A corrosion-resistant small chemical cleaning circulating pump station according to claim 5, characterized in that, The inlet end of the water inlet pipe (240) is fixedly connected to the conduit (260) via a flange, and the inlet end of the conduit (260) extends to the chemical cleaning agent tank (100).

7. A corrosion-resistant small chemical cleaning circulating pump station according to claim 1, characterized in that, The input end of the outlet pipe (250) is located at the lowest point of the bottom of the pump body (200). A second solenoid valve (251) is fixedly installed on the outer wall of the outlet pipe (250). The second solenoid valve (251) is used to control the opening and closing of the outlet pipe (250).

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