Viscous material conveying device with backwashing function

Abstract

The utility model relates to the technical field of backwash material conveying, and discloses a viscous material conveying device with a backwash function, which comprises a material conveying mechanism and a centrifugal pump, and a cleaning assembly and a filtering assembly are respectively arranged at a water inlet and a water outlet of a mechanical sealing element in the centrifugal pump. The centrifugal pump is connected with the material conveying mechanism through a mechanical sealing piece in the centrifugal pump, a water tank is arranged on the material conveying mechanism, the cleaning assembly and the filtering assembly are connected with the water tank, a stirring heat dissipation assembly is arranged in the water tank, and a driving assembly for driving the stirring heat dissipation assembly to work is arranged at the top of the water tank. Particulate matters in high-heat water are filtered through an annular filter screen, the particulate matters are adsorbed on the annular filter screen, stirring blades rotate, the high-heat water and low-heat water are quickly fused, heat in the water is absorbed through a plurality of cooling fins, heat is dissipated through cooling fins outside a water tank, the heat in the water is quickly dissipated, the water is recycled, and the energy-saving and environment-friendly effects are achieved. Therefore, water is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of backwashing material conveying, and more particularly to a viscous material conveying device with backwashing. Background Art

[0002] Backwashing viscous material conveying devices are used in the food processing industry, chemical industry, pharmaceutical industry, etc. to convey viscous materials. Most of the existing viscous material conveying devices are connected to the material conveying mechanism through the mechanical seal in the centrifugal pump. During operation, the centrifugal pump allows the material to pass between the dynamic ring and the static ring of the mechanical seal and enter the material conveying device to complete the conveying. During the conveying of viscous materials, friction is generated between the dynamic ring and the static ring of the mechanical seal in the centrifugal pump, so it is necessary to flush the dynamic ring and the static ring, which can effectively take away the heat generated by friction and prevent the medium from coking and carbon deposition between the dynamic and static rings, thereby generating particulate matter.

[0003] Most of the existing methods use water to flush between the dynamic ring and the static ring in the mechanical seal. The high-temperature water and the particles generated by the friction between the dynamic ring and the static ring will be discharged along with the water. However, most of them are discharged directly to the outside, thereby wasting a lot of water resources. The particles in the discharged water will also cause damage to the environment. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a viscous material conveying device with backwashing to solve the problem in the above-mentioned background technology that the high-temperature water of flushing and the particulate matter generated by the friction between the dynamic ring and the static ring will be discharged together with the water, but most of them are directly discharged to the outside, thereby wasting a lot of water resources, and the particulate matter in the discharged water will also cause damage to the environment.

[0005] The utility model provides the following technical solution: a viscous material conveying device with backwashing, comprising a material conveying mechanism and a centrifugal pump, wherein the water inlet and water outlet of the mechanical seal in the centrifugal pump are respectively provided with a cleaning component and a filtering component, the centrifugal pump and the material conveying mechanism are connected through the mechanical seal in the centrifugal pump, a water tank is provided on the material conveying mechanism, the cleaning component and the filtering component are respectively connected to the water tank, a stirring and heat dissipation component is provided in the water tank, and a driving component for driving the stirring and heat dissipation component is provided on the top of the water tank.

[0006] Furthermore, the cleaning assembly includes a water pump and an outlet pipe. The water pump is fixedly installed at the bottom of the water tank. One end of the outlet pipe is fixedly connected to the output end of the water pump, and the other end of the outlet pipe passes through the water tank and is fixedly connected to the water inlet of the mechanical seal in the centrifugal pump.

[0007] Furthermore, the filter assembly includes a water inlet pipe, an annular filter, a fixed block, a connecting pipe and a sealing cover. One end of the water inlet pipe is fixedly connected to the water outlet of the mechanical seal in the centrifugal pump, one end of the connecting pipe is connected to and fixed with the surface of the metal pipe, and the other end is connected to and fixed with the water tank. The annular filter is arranged in the water inlet pipe, the fixed block is connected to the annular filter by bolts, the annular filter fits against the inner wall of the water inlet pipe, the annular filter blocks the connection between the water inlet pipe and the connecting pipe, the fixed block is fixedly connected to the sealing cover, the fixed block is abutted against the inner wall of the water inlet pipe, and the sealing cover is threadedly connected to the other end of the water inlet pipe.

[0008] Furthermore, the driving assembly includes a support plate, a motor and a power rod. The top of the water tank is open, the support plate is fixedly mounted on the top of the water tank, the motor is fixedly mounted on the support plate, the power rod is set in the water tank, one end of the power rod passes through the support plate and is fixedly connected to the output end of the motor, and the power rod is rotatably connected to the support plate.

[0009] Furthermore, the stirring and heat dissipation assembly includes a plurality of stirring blades and a plurality of heat sinks, wherein the plurality of stirring blades are fixedly installed on the power rod in a circular shape and at equal intervals, and the plurality of heat sinks are fixedly installed inside in a circular shape and at equal intervals, and one end of the plurality of heat sinks extends to the outside of the water tank.

[0010] Furthermore, the water inlet pipe, the water outlet pipe and the connecting pipe are all copper pipes.

[0011] Technical effects and advantages of this utility model:

[0012] 1. In the utility model, water flow flushes away the heat and particulate matter generated by the friction between the dynamic ring and the static ring and enters the water inlet pipe from the water outlet of the mechanical seal in the centrifugal pump. When the water with high heat and particulate matter contacts the annular filter screen, the annular filter screen filters the particulate matter in the high-heat water and adsorbs the particulate matter on the annular filter screen. When the work is completed, the staff makes the sealing cover no longer threadedly connected to the water inlet pipe, and the staff removes the sealing cover. The staff rotates the sealing cover to drive the fixed block and the annular filter screen to rotate synchronously. The sealing cover drives the fixed block, the annular filter screen and the particulate matter on the annular filter screen to be taken out at the same time, and the staff cleans the particulate matter in the annular filter screen, which can filter the particulate matter in the high-heat water and is convenient for the staff to clean the particulate matter on the annular filter screen.

[0013] 2. The utility model drives a plurality of stirring blades to rotate through a driving assembly, so that high-calorie water and low-calorie water are quickly merged, the heat in the water is absorbed by a plurality of heat sinks, and the heat is dissipated through the heat sinks outside the water tank, so that the heat in the water is quickly dissipated, the water is recycled, and thus water is saved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure of part A;

[0017] Figure 4 This is a schematic diagram of the structure of the stirring and heat dissipation component of the utility model.

[0018] The figures are marked as follows: 1. Material conveying mechanism; 2. Centrifugal pump; 3. Cleaning assembly; 301. Water pump; 302. Water outlet pipe; 4. Filter assembly; 401. Water inlet pipe; 402. Annular filter; 403. Fixed block; 404. Connecting pipe; 405. Sealing cover; 5. Water tank; 6. Stirring and heat dissipation assembly; 601. Stirring blade; 602. Heat sink; 7. Drive assembly; 701. Support plate; 702. Motor; 703. Power rod. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with specific embodiments. However, people familiar with the art should understand that the detailed description given here in conjunction with the drawings is for better explanation, and the structure of the present invention must go beyond these limited embodiments. For some equivalent replacement solutions or common means, they will not be described in detail herein, but they still fall within the scope of protection of this application.

[0020] Figures 1 to 4 This is the best embodiment of the present invention, Figure 1 ~Attached Figure 4 The utility model is further described.

[0021] The utility model discloses a viscous material conveying device with backwashing, which comprises a material conveying mechanism 1 and a centrifugal pump 2. The water inlet and water outlet of the mechanical seal in the centrifugal pump 2 are respectively provided with a cleaning component 3 and a filtering component 4. The centrifugal pump 2 and the material conveying mechanism 1 are connected through the mechanical seal in the centrifugal pump 2. A water tank 5 is provided on the material conveying mechanism 1. The cleaning component 3 and the filtering component 4 are respectively connected to the water tank 5. A stirring and heat dissipation component 6 is provided in the water tank 5. A driving component 7 for driving the stirring and heat dissipation component 6 to work is provided on the top of the water tank 5.

[0022] In this embodiment, the centrifugal pump 2 is an ISW ​​horizontal centrifugal pump 2 in the prior art. During operation, the material will pass through the centrifugal pump 2 and enter between the dynamic ring and the static ring of the mechanical seal. Here, the material is pressurized by the centrifugal pump 2 and enters the material conveying mechanism 1. The material conveying mechanism 1 is a prior art. The material conveying mechanism 1 can convey viscous materials, such as the publication number CN113320903A. When it is necessary to convey viscous materials through the centrifugal pump 2, it is necessary to convey the water in the water tank 5 to between the dynamic ring and the static ring of the mechanical seal through the cleaning component 3 in advance and flush the dynamic ring and the static ring, because the friction between the dynamic ring and the static ring produces The heat generated will cause some media to coke and deposit between the dynamic and static rings to form particulate matter. The mechanical seal is flushed through the cleaning component 3 to take away the heat and particulate matter generated by the friction between the dynamic ring and the static ring, preventing the particulate matter from causing wear between the static ring and the dynamic ring. At this time, the heat and particulate matter taken away enter the filter component 4, and the particulate matter in the water is filtered through the filter component 4. At this time, the high-heat water enters the water tank 5, and the driving component 7 drives the stirring and heat dissipation component 6 to work, thereby accelerating the fusion of high-heat water and low-heat water, and accelerating the dissipation of heat in the water. When use is completed, the particulate matter on the filter component 4 can be disassembled and cleaned.

[0023] Specifically, the cleaning component 3 includes a water pump 301 and a water outlet pipe 302. The water pump 301 is fixedly installed at the bottom of the water tank 5. One end of the water outlet pipe 302 is fixedly connected to the output end of the water pump 301. The other end of the water outlet pipe 302 passes through the water tank 5 and is fixedly connected to the water inlet of the mechanical seal in the centrifugal pump 2.

[0024] In this embodiment, when in use, the water in the water tank 5 is transported to the water outlet pipe 302 through the water pump 301, and the water is transported into the mechanical seal from the water inlet of the mechanical seal in the centrifugal pump 2 through the water outlet pipe 302 to flush between the dynamic ring and the static ring of the mechanical seal, so that the flushing takes away the heat and particulate matter generated by the friction between the dynamic ring and the static ring.

[0025] Specifically, the filter assembly 4 includes a water inlet pipe 401, an annular filter screen 402, a fixing block 403, a connecting pipe 404 and a sealing cover 405. One end of the water inlet pipe 401 is fixedly connected to the water outlet of the mechanical seal in the centrifugal pump 2, one end of the connecting pipe 404 is connected to and fixed to the surface of the metal pipe, and the other end is connected to and fixed to the water tank 5. The annular filter screen 402 is arranged in the water inlet pipe 401, the fixing block 403 is connected to the annular filter screen 402 by bolts, the annular filter screen 402 is in contact with the inner wall of the water inlet pipe 401, and the annular filter screen 402 blocks the connection between the water inlet pipe 401 and the connecting pipe 404. The fixing block 403 is fixedly connected to the sealing cover 405, the fixing block 403 is against the inner wall of the water inlet pipe 401, and the sealing cover 405 is threadedly connected to the other end of the water inlet pipe 401.

[0026] In this embodiment, the water flow washes away the heat and particulate matter generated by the friction between the rotating ring and the static ring and enters the water inlet pipe 401 from the water outlet of the mechanical seal in the centrifugal pump 2. When the water with high heat and particulate matter contacts the annular filter 402, the water with high heat and particulate matter enters the connecting pipe 404 through the water inlet pipe 401. At this time, the annular filter 402 filters the particulate matter in the high-heat water, so that the particulate matter is adsorbed on the annular filter 402. At this time, the high-heat water enters the water tank 5 through the connecting pipe 404. When the work is completed, the staff will make the sealing cover 405 no longer threadedly connected to the water inlet pipe 401, and the staff will The sealing cover 405 is removed, and the staff rotates the sealing cover 405 to drive the fixed block 403 and the annular filter 402 to rotate synchronously. The sealing cover 405 drives the fixed block 403, the annular filter 402 and the particulate matter on the annular filter 402 to be taken out at the same time, and the staff cleans the particulate matter in the annular filter 402. The annular filter 402 and the fixed block 403 are connected by bolts, which is convenient for the staff to replace the filter. After cleaning or replacing the filter, the staff puts the cleaned or replaced annular filter 402 and the fixed block 403 into the water inlet pipe 401, and rotates the sealing cover 405 to make the sealing cover 405 threadedly connected to the water inlet pipe 401.

[0027] Specifically, the driving assembly 7 includes a support plate 701, a motor 702 and a power rod 703. The top of the water tank 5 is open, the support plate 701 is fixedly installed on the top of the water tank 5, the motor 702 is fixedly installed on the support plate 701, and the power rod 703 is set in the water tank 5. One end of the power rod 703 passes through the support plate 701 and is fixedly connected to the output end of the motor 702. The power rod 703 is rotatably connected to the support plate 701.

[0028] In this embodiment, when the high-calorie water in the connecting pipe 404 enters the water tank 5, the motor 702 is started, and the motor 702 drives the power rod 703 to rotate.

[0029] Specifically, the stirring and heat dissipation assembly 6 includes a plurality of stirring blades 601 and a plurality of heat sinks 602. The stirring blades 601 are fixedly installed on the power rod 703 in a circular shape and are equidistant therefrom. The heat sinks 602 are fixedly installed inside in a circular shape and are equidistant therefrom. One end of the heat sinks 602 extends to the outside of the water tank 5.

[0030] In this embodiment, the rotation of the power rod 703 drives the rotation of several stirring blades 601, so that the high-calorie water and the low-calorie water are quickly merged, the heat in the water is absorbed by several heat sinks 602, and the heat is dissipated through the heat sinks 602 outside the water tank 5, so that the heat in the water is quickly dissipated, water is saved, and the working efficiency of the equipment is ensured.

[0031] Specifically, the water inlet pipe 401 , the water outlet pipe 302 and the connecting pipe 404 are all copper pipes.

[0032] In this embodiment, the water inlet pipe 401, the water outlet pipe 302 and the connecting pipe 404 are copper pipes, which have good corrosion resistance, are not easily corroded by chemical substances such as oxides and chlorides, and have a long service life.

[0033] The above description is merely a preferred embodiment of the present invention and does not constitute any limitation thereto. Any person skilled in the art may utilize the above disclosure to modify or remodel the present invention into equivalent embodiments. However, any simple modification, equivalent variation, or modification of the above embodiment that does not depart from the technical content of the present invention and is based on the technical essence of the present invention shall still fall within the scope of protection of the present invention.

Claims

1. A viscous material conveying device with backwashing, comprising a material conveying mechanism (1) and a centrifugal pump (2), characterized in that: The water inlet and the water outlet of the mechanical seal in the centrifugal pump (2) are respectively provided with a cleaning component (3) and a filtering component (4); the centrifugal pump (2) and the material conveying mechanism (1) are connected via the mechanical seal in the centrifugal pump (2); a water tank (5) is provided on the material conveying mechanism (1); the cleaning component (3) and the filtering component (4) are respectively connected to the water tank (5); a stirring and heat dissipation component (6) is provided in the water tank (5); and a driving component (7) for driving the stirring and heat dissipation component (6) to work is provided on the top of the water tank (5).

2. A viscous material conveying device with backwashing according to claim 1, characterized in that: The cleaning assembly (3) comprises a water pump (301) and a water outlet pipe (302); the water pump (301) is fixedly mounted at the bottom of the water tank (5); one end of the water outlet pipe (302) is fixedly connected to the output end of the water pump (301); the other end of the water outlet pipe (302) passes through the water tank (5) and is fixedly connected to the water inlet of the mechanical seal in the centrifugal pump (2).

3. A viscous material conveying device with backwashing according to claim 2, characterized in that: The filtering assembly (4) comprises a water inlet pipe (401), an annular filter screen (402), a fixing block (403), a connecting pipe (404) and a sealing cover (405); one end of the water inlet pipe (401) is fixedly connected to the water outlet of the mechanical seal in the centrifugal pump (2); one end of the connecting pipe (404) is connected to and fixed to the surface of the metal pipe; the other end of the connecting pipe (404) is connected to and fixed to the water tank (5); the annular filter screen (402) is arranged in the water inlet pipe (401) and fixedly connected to the water outlet of the mechanical seal in the centrifugal pump (2); The block (403) is connected to the annular filter screen (402) by bolts, the annular filter screen (402) is in contact with the inner wall of the water inlet pipe (401), the annular filter screen (402) blocks the connection between the water inlet pipe (401) and the connecting pipe (404), the fixed block (403) is fixedly connected to the sealing cover (405), the fixed block (403) is abutted against the inner wall of the water inlet pipe (401), and the sealing cover (405) is threadedly connected to the other end of the water inlet pipe (401).

4. A viscous material conveying device with backwashing according to claim 1, characterized in that: The driving assembly (7) comprises a support plate (701), a motor (702) and a power rod (703); the top of the water tank (5) is open, the support plate (701) is fixedly mounted on the top of the water tank (5), the motor (702) is fixedly mounted on the support plate (701), the power rod (703) is arranged in the water tank (5), one end of the power rod (703) passes through the support plate (701) and is fixedly connected to the output end of the motor (702), and the power rod (703) is rotatably connected to the support plate (701).

5. A viscous material conveying device with backwashing according to claim 4, characterized in that: The stirring and heat dissipation assembly (6) comprises a plurality of stirring blades (601) and a plurality of heat dissipation fins (602); the plurality of stirring blades (601) are fixedly mounted on the power rod (703) in an annular shape and at equal intervals; the plurality of heat dissipation fins (602) are fixedly mounted inside in an annular shape and at equal intervals; one end of the plurality of heat dissipation fins (602) extends to the outside of the water tank (5).

6. A viscous material conveying device with backwashing according to claim 3, characterized in that: The water inlet pipe (401), the water outlet pipe (302) and the connecting pipe (404) are all copper pipes.

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