CN113007091A

CN113007091A - Circulating cooling device of rotor pump

Info

Publication number: CN113007091A
Application number: CN202110398778.2A
Authority: CN
Inventors: 项锦翰; 项光盛; 汪洪波; 汪东东
Original assignee: Zhejiang Xingsheng Machinery Co ltd
Current assignee: Zhejiang Xingsheng Machinery Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-06-22

Abstract

The invention discloses a circulating cooling device of a rotor pump, which belongs to the technical field of rotor pumps, and the scheme realizes that when ice cubes and water in a cooling box emit cold air, the cold air is pumped by an exhaust fan and an exhaust nozzle to flow upwards to primarily cool a pump body, the water in the cooling box is pumped by a first water pump and a water pumping pipe to be pumped into a water tank, the water is sprayed onto a pump body by a second water pump and a water outlet nozzle to be cooled again, so that the cooling effect is more comprehensive, meanwhile, the pumping of the exhaust fan drives a fan blade to rotate, the fan blade drives a cam to rotate, the cam drives the water outlet nozzle to swing in the front-back direction under the assistance of an elastic rope, the spraying is more comprehensive, the sprayed water flows back into the cooling box through a water guide hopper and the filtration of a filter screen, and the filter screen is under the elastic action of an elastic diaphragm and the gravity action of the falling water, carry out the vibration, avoid the filter screen to take place to block up, reinforcing filter effect carries out circulative cooling to the water of backward flow simultaneously and utilizes, the effectual resource utilization that has improved.

Description

Circulating cooling device of rotor pump

Technical Field

The invention relates to the technical field of rotor pumps, in particular to a circulating cooling device of a rotor pump.

Background

The rotor pump, also known as colloid pump, cam pump, three-blade pump and universal delivery pump, is a positive displacement pump and is composed of rotating rotor and static pump body. The aim of conveying fluid is achieved by means of the periodic transformation of a plurality of fixed volume conveying units in the working chamber. The rotor pump is widely used in modern industrial production due to stable material conveying and durable equipment. However, in the prior art, the cooling of the rotor pump is not thorough enough, water resources for cooling cannot be recycled, waste is easily caused, and the resource utilization rate and the cooling effect of the rotor pump are greatly reduced.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a circulating cooling device of a rotor pump, which can realize that when ice cubes and water in a cooling box emit cold air, the cold air is pumped by an exhaust fan and an air draft spray head to flow upwards to primarily cool a pump body, the water in the cooling box is pumped into a water tank by a first water pump and a water pumping pipe, the water is sprayed onto a pump body by a second water pump and a water outlet spray head to be cooled again, so that the cooling effect is more comprehensive, meanwhile, the fan blade is driven to rotate by the pumping of the exhaust fan, the cam drives the water outlet spray head to swing in the front-back direction under the assistance of an elastic rope, the spraying is more comprehensive, the sprayed water flows back into the cooling box by a water guide hopper and a filter screen, and the filter screen is under the elastic action of an elastic diaphragm and the gravity action of the falling water, carry out the vibration, avoid the filter screen to take place to block up, reinforcing filter effect carries out circulative cooling to the water of backward flow simultaneously and utilizes, the effectual resource utilization that has improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A circulating cooling device of a rotor pump comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a cooling box through two short rods, the top of the cooling box is arranged in an opening manner, the bottom of an inner cavity of the cooling box is fixedly connected with a straight plate, the top of the straight plate is provided with a pump body, the top of the bottom plate is fixedly connected with supporting plates close to the left side and the right side, a cover plate is arranged above the pump body, the bottom of the cover plate is fixedly connected with the tops of the two supporting plates, an exhaust fan is arranged at the top of the cover plate, an exhaust pipe is arranged below the cover plate, the top end of the exhaust pipe penetrates through the bottom of the cover plate and is fixedly connected with a bottom air suction opening of the exhaust fan, the bottom end of the exhaust pipe is fixedly connected with an air suction nozzle, two supporting plates are respectively and are externally provided with water pumping pipes, and the ends, and two drinking-water pipes switch on mutually with the inside of cooler bin, two all install first water pumper on the drinking-water pipe, and the bottom of two first water pumpers all with the top fixed connection of bottom plate, two the equal fixedly connected with water tank in one side that the backup pad was kept away from mutually, and the rear end of two drinking-water pipes all runs through the antetheca of two water tanks to switch on mutually rather than inside, two the top of water tank all is provided with sprays the mechanism, and the air conditioning that ice water gived off in the preceding air exhauster cooperation convulsions shower nozzle extraction cooler bin makes its upflow to the pump body on, carries out the primary cooling to the pump body, starts first water pumper after that, makes it pass through the frozen water of drinking-water pipe extraction cooler bin to in leading-in to the water tank, leading-in water to the water tank sprays the pump body through spraying mechanism, cools off once more, makes the cooling of the pump body.

Further, two placing frames are installed in the cooling box, a plurality of ice blocks are placed in the two placing frames, the cold air emitted by the ice blocks flows to the pump body through the extraction of the exhaust fan to be cooled, and meanwhile, the water flowing back in the cooling box is cooled, so that the water can be conveniently recycled.

Furthermore, be provided with water in the cooler bin, and the liquid level height of water is higher than the height of placing the frame, and the water of cooler bin is leading-in to the water tank in through first water pumper and drinking-water pipe extraction, is convenient for subsequent spray cooling.

Further, two the spray mechanism all includes the drain pipe, two the top of two water tanks is run through respectively to the bottom of drain pipe to it is inside, two all install the second water pumper on the drain pipe, and the bottom of two second water pumpers respectively with the top fixed connection of two water tanks, two the one side fixedly connected with hose that two bracers kept away from mutually is run through respectively to the one end that the drain pipe is close to mutually, and the equal fixedly connected with pipe chute of one end that two hoses are close to mutually to the equal fixedly connected with water outlet nozzle of one end that two pipes are close to mutually, drive the second water pumper, make it extract the water in with the water tank through the drain pipe, and flow into the pipe chute through the hose in, then spray out through water outlet nozzle, cool off the pump body, reinforcing cooling effect.

Further, the bottom of the cover plate is fixedly connected with a U-shaped plate, the bottom of an inner cavity of the U-shaped plate is movably connected with a first bevel gear through a bearing and a rotating shaft, the top of the first bevel gear is fixedly connected with a fan blade through a vertical rod, the left side and the right side of the first bevel gear are respectively engaged with a second bevel gear, one side, far away from the two second bevel gears, is movably connected with the inner walls of the left side and the right side of the U-shaped plate through a rotating rod and a bearing, one end, far away from the two rotating rods, penetrates through an inner ring of the bearing and extends out of the U-shaped plate, one end, far away from the two rotating rods, is movably connected with one side, close to the two supporting plates, of the two supporting plates through the bearing, an exhaust fan extracts cold air to flow upwards to drive the fan blade to rotate, the fan blade drives the first bevel gear to, driving the two second bevel gears to rotate.

Further, two equal fixedly connected with cam on the dwang, and the front side of two cams all is provided with the riser to the back wall of two risers contacts with the antetheca of two cams, two the bottom of riser respectively with the top fixed connection of two pipe chutes, two fixedly connected with stretch cord respectively between one side that the riser was kept away from mutually and two backup pads were close to mutually, two second umbrella type gears drive two cam rotations through two dwangs, two cam rotation in-process protruding sides and riser contact to extrude it and move to the front side direction, thereby drive the pipe chute and go out the motion of water shower nozzle to the front side direction, the elasticity effect of cooperation stretch cord realizes the swing of fore-and-aft direction simultaneously, makes and sprays more comprehensively.

Further, two fixedly connected with leads the water bucket between the backup pad, and leads the bottom of water bucket and the top fixed connection of cooler bin to lead the inside of water bucket and cooler bin and switch on mutually, the water bucket realizes that the water that will spray is leading-in to the cooler bin in, is convenient for its subsequent cyclic utilization.

Further, be close to top department in the cooler bin and be equipped with two filter screens, and the top and the bottom of two filter screens are close to the equal fixed connection elastic diaphragm of left and right sides department, are located four in the outside one side that elastic diaphragm kept away from mutually respectively with the left and right sides inner wall fixed connection of cooler bin, and be located one side that four inboard elastic diaphragm are close to mutually respectively with the left and right sides fixed connection of straight board, the filter screen realizes filtering the water of backward flow, gets rid of its impurity of smuggleing secretly, simultaneously along with the elastic action of the gravity action cooperation elastic diaphragm that water falls down drives the filter screen and vibrates, avoid impurity gathering to cause the jam together, influence the filtration, it is better to make the filter effect.

Further, two all seted up a plurality of apopore on placing the outer wall of frame, the setting up of apopore makes things convenient for the inflow of water, makes the ice-cube cool down it, and the ice water of convenient melting simultaneously flows.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

the scheme can realize that when ice cubes and water in the cooling box diffuse cold air, the cold air is extracted by the exhaust fan and the exhaust nozzle to flow upwards to preliminarily cool the pump body, the water in the cooling box is extracted into the water tank by the first water pump and the water pumping pipe, the water is sprayed onto the pump body by the second water pump and the water outlet nozzle to be cooled again, so that the cooling effect is more comprehensive, meanwhile, the fan blade is driven to rotate by the extraction of the exhaust fan, the cam is driven to rotate by the fan blade, the water outlet nozzle is driven to swing in the front-back direction by the cam under the assistance of the elastic rope, so that the spraying is more comprehensive, the sprayed water flows back into the cooling box by the filtering of the water guide hopper and the filtering net, and the filtering net vibrates under the elastic action of the elastic diaphragm and the gravity action of the falling water, and the blocking of the filtering net is avoided, the filtration effect is enhanced, and meanwhile, the backflow water is recycled, so that the resource utilization rate is effectively improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the water tank of the present invention;

FIG. 3 is a schematic top view of a fan blade according to the present invention;

FIG. 4 is a side view of the cam of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1;

FIG. 6 is an enlarged view of the structure at B in FIG. 1;

fig. 7 is an enlarged view of the structure at C in fig. 1.

The reference numbers in the figures illustrate:

1. a base plate; 2. a support plate; 3. a cover plate; 4. an air draft spray head; 5. an exhaust fan; 6. a pump body; 7. a straight plate; 8. a cooling tank; 9. a water tank; 10. a water pumping pipe; 11. a first water pump; 12. a second water pump; 13. a drain pipe; 14. a hose; 15. an inclined tube; 16. a water outlet nozzle; 17. a first bevel gear; 18. a second bevel gear; 19. a fan blade; 20. a U-shaped plate; 21. rotating the rod; 22. a cam; 23. a vertical plate; 24. an elastic cord; 25. a water guide hopper; 26. a filter screen; 27. an elastic diaphragm; 28. and (5) placing the frame.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, a circulating cooling device of a rotor pump comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a cooling box 8 through two short rods, the top of the cooling box 8 is provided with an opening, the bottom of the inner cavity of the cooling box 8 is fixedly connected with a straight plate 7, the top of the straight plate 7 is provided with a pump body 6, the top of the bottom plate 1 near the left side and the right side is fixedly connected with a support plate 2, a cover plate 3 is arranged above the pump body 6, the bottom of the cover plate 3 is fixedly connected with the tops of the two support plates 2, an exhaust fan 5 is arranged at the top of the cover plate 3, an exhaust pipe is arranged below the cover plate 3, the top end of the exhaust pipe penetrates through the bottom of the cover plate 3 and is fixedly connected with a bottom exhaust opening of the exhaust fan 5, the bottom end of the exhaust pipe is fixedly connected with an exhaust nozzle 4, water pumping pipes 10 are arranged outside the two support plates 2, and one ends, two water pumping pipes 10 are communicated with the inside of the cooling box 8, first water pumps 11 are arranged on the two water pumping pipes 10, the bottoms of the two first water pumps 11 are fixedly connected with the top of the bottom plate 1, one sides, far away from the two supporting plates 2, of the two supporting plates 2 are fixedly connected with water tanks 9, the rear ends of the two water pumping pipes 10 penetrate through the front walls of the two water tanks 9 and are communicated with the inside of the two water tanks, the tops of the two water tanks 9 are respectively provided with a spraying mechanism, the two spraying mechanisms comprise water discharging pipes 13, the bottom ends of the two water discharging pipes 13 penetrate through the tops of the two water tanks 9 respectively and extend into the two water discharging pipes 13, second water pumps 12 are arranged on the two water discharging pipes 13, the bottoms of the two second water pumps 12 are fixedly connected with the tops of the two water tanks 9 respectively, and the ends, close to the two water discharging pipes 13, penetrate through one sides, and the two hoses 14 are fixedly connected with inclined pipes 15 at the ends close to each other, and the two inclined pipes 15 are fixedly connected with water outlet nozzles 16 at the ends close to each other, the first suction fan 5 is matched with the air suction nozzle 4 to suck cold air diffused by ice water in the cooling box 8, so that the cold air flows upwards to the pump body 6, the pump body 6 is preliminarily cooled, then the first water pump 11 is started to suck the ice water in the cooling box 8 through the water suction pipe 10 and guide the ice water into the water tank 9, then the second water pump 12 is driven to suck the water guided into the water tank 9 through the water discharge pipe 13 and flow into the inclined pipes 15 through the hoses 14, then the water is sprayed out through the water outlet nozzles 16, the pump body 6 is cooled and sprayed, and is cooled again, and the cooling effect is enhanced.

Referring to fig. 1-7, two placing frames 28 are installed in the cooling box 8, and a plurality of ice cubes are placed in the two placing frames 28, water is provided in the cooling box 8, the liquid level of the water is higher than the placing frames 28, a plurality of water outlets are formed in the outer walls of the two placing frames 28, the cold air emitted by the ice cubes flows onto the pump body 6 through the suction of the exhaust fan 5 to cool the ice cubes, and meanwhile, the water flowing back in the cooling box 8 is cooled and utilized in a circulating cooling mode, the water in the cooling box 8 is pumped and guided into the water tank 9 through the first water pump 11 and the water pumping pipe 10, subsequent spray cooling is facilitated, the water outlets are convenient to flow in, so that the ice cubes cool the ice cubes and the melted ice water flows out conveniently.

Referring to fig. 1-5, a U-shaped plate 20 is fixedly connected to the bottom of the cover plate 3, a first bevel gear 17 is movably connected to the bottom of an inner cavity of the U-shaped plate 20 through a bearing and a rotating shaft, a fan blade 19 is fixedly connected to the top of the first bevel gear 17 through a vertical rod, second bevel gears 18 are respectively engaged with the left and right sides of the first bevel gear 17, the far sides of the two second bevel gears 18 are respectively movably connected to the inner walls of the left and right sides of the U-shaped plate 20 through a rotating rod 21 and a bearing, the far ends of the two rotating rods 21 pass through the inner ring of the bearing and extend out of the U-shaped plate 20, the far ends of the two rotating rods 21 are respectively movably connected to the near side of the two support plates 2 through a bearing, cams 22 are respectively fixedly connected to the two rotating rods 21, risers 23 are respectively arranged at the front sides of the two cams 22, and the rear walls of the two risers 23, the bottom of two risers 23 respectively with the top fixed connection of two pipe chute 15, there is fixedly connected with stretch cord 24 between one side that two risers 23 keep away from mutually and one side that two backup pad 2 are close to mutually respectively, air exhauster 5 extracts air conditioning and upwards flows and drives flabellum 19 and rotate, flabellum 19 drives first umbrella gear 17 and rotates, first umbrella gear 17 through with two second umbrella gear 18 between the meshing transmission, drive two second umbrella gear 18 and rotate, two second umbrella gear 18 drive two cams 22 through two dwang 21 and rotate, two cams 22 rotate in-process protruding side and riser 23 contact, and extrude it and move to the front side direction, thereby drive pipe chute 15 and play water shower nozzle 16 and move to the front side direction, the swing of fore-and-aft direction is realized to the elastic action of cooperation stretch cord 24 simultaneously, make and spray more comprehensively.

Referring to fig. 1-6, a water guide hopper 25 is fixedly connected between the two supporting plates 2, the bottom of the water guide hopper 25 is fixedly connected with the top of the cooling box 8, the water guide hopper 25 is communicated with the inside of the cooling box 8, two filter screens 26 are arranged in the cooling box 8 near the top, elastic diaphragms 27 are fixedly connected at the top and the bottom of the two filter screens 26 near the left and right sides, the sides of the four elastic diaphragms 27 far away from the outermost side are fixedly connected with the inner walls of the left and right sides of the cooling box 8 respectively, the sides of the four elastic diaphragms 27 near the inner side are fixedly connected with the left and right sides of the straight plate 7 respectively, the water guide hopper 25 guides the sprayed water into the cooling box 8 for subsequent recycling, the filter screens 26 filter the returned water to remove impurities carried by the water, and simultaneously drives the filter screens 26 to vibrate under the action of gravity of the falling water in cooperation with the elastic diaphragms 27, the impurity is prevented from being accumulated together to cause blockage, the filtration is influenced, and the filtering effect is better.

When the invention is used, firstly, the exhaust fan 5 is started to pump the cold air emitted by the cooling box 8 through the exhaust nozzle 4, so that the cold air flows upwards to the pump body 6 to primarily dissipate heat, meanwhile, the first water pump 11 is driven to pump the water in the cooling box 8 into the water tank 9 through the water pumping pipe 10, then the second water pump 12 is started to pump the water in the water tank 9 through the second water pump 12, the water flows through the hose 14 and the inclined pipe 15 and is sprayed out through the water outlet nozzle 16, so that the pump body 6 is cooled by spraying, the pump body 6 is cooled again, the cooling effect is enhanced, the fan blade 19 is driven to rotate by the upward flowing of the cold air pumped by the exhaust fan 5, the fan blade 19 drives the two second umbrella-shaped gears 18 to rotate through the first umbrella-shaped gear 17, so that the cam 22 is driven to rotate, the cam 22 pushes the vertical plate 23 to swing back and forth under the assistance of the elastic rope 24 in the rotating process, thereby drive pipe chute 15 and play water shower nozzle 16 and carry out the swing back and forth, it is more comprehensive to make the spraying, and the water that sprays flows into the cooler bin 8 through leading water bucket 25, and filter screen 26 realizes filtering the water of backward flow, get rid of its impurity of smuggleing secretly, simultaneously along with the elastic action of the gravity action cooperation elastic diaphragm 27 that the water falls down drives filter screen 26 and vibrates, avoid impurity gathering to cause the jam together, influence filters, it is better to make the filter effect, the water and ice-cube and the frozen water of refluxing in cooler bin 8 mix the cooling, the leading-in and the extraction of second water pumper 12 of extraction through first water pumper 11 spray, realize circulative cooling utilizes, the effectual resource utilization rate that has improved.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. A circulation cooling device of a rotor pump comprises a bottom plate (1), and is characterized in that: the top of the bottom plate (1) is fixedly connected with a cooling box (8) through two short rods, the top of the cooling box (8) is arranged in an opening mode, the bottom of an inner cavity of the cooling box (8) is fixedly connected with a straight plate (7), the top of the straight plate (7) is provided with a pump body (6), the top of the bottom plate (1) is close to the left side and the right side and is fixedly connected with supporting plates (2), a cover plate (3) is arranged above the pump body (6), the bottom of the cover plate (3) is fixedly connected with the tops of the two supporting plates (2), an exhaust fan (5) is arranged at the top of the cover plate (3), an exhaust pipe is arranged below the cover plate (3), the top of the exhaust pipe penetrates through the bottom of the cover plate (3) and is fixedly connected with a bottom air suction opening of the exhaust fan (5), the bottom of the exhaust pipe is fixedly connected with an exhaust nozzle (4), and two supporting plates, and the one end that two drinking-water pipes (10) are close to respectively runs through the left and right sides of one side and cooler bin (8) that two backup pad (2) kept away from mutually in proper order to two drinking-water pipes (10) switch on mutually with the inside of cooler bin (8), two all install first water pumper (11) on drinking-water pipe (10), and the bottom of two first water pumper (11) all with the top fixed connection of bottom plate (1), two the equal fixedly connected with water tank (9) in one side that backup pad (2) kept away from mutually, and the rear end of two drinking-water pipes (10) all runs through the antetheca of two water tanks (9) to switch on mutually rather than inside, two the top of water tank (9) all is provided with sprays the mechanism.

2. The circulation cooling device of a rotor pump according to claim 1, wherein: two placing frames (28) are installed in the cooling box (8), and a plurality of ice blocks are placed in the two placing frames (28).

3. The circulation cooling device of a rotor pump according to claim 2, wherein: and water is arranged in the cooling box (8), and the liquid level of the water is higher than that of the placing frame (28).

4. The circulation cooling device of a rotor pump according to claim 1, wherein: two spray mechanism all includes drain pipe (13), two the top of two water tanks (9) is run through respectively to the bottom of drain pipe (13), and extend to its inside, two all install second water pumper (12) on drain pipe (13), and the bottom of two second water pumpers (12) respectively with the top fixed connection of two water tanks (9), two one side fixedly connected with hose (14) that two backup pad (2) were kept away from are run through respectively to the one end that drain pipe (13) were close to mutually, and the equal fixedly connected with pipe chute (15) of one end that two hose (14) were close to mutually to the equal fixedly connected with of one end that two pipe chute (15) were close to goes out water shower nozzle (16).

5. The circulation cooling device of a rotor pump according to claim 1, wherein: the bottom fixedly connected with U-shaped plate (20) of apron (3), and the inner chamber bottom of U-shaped plate (20) has first umbrella gear (17) through bearing and pivot swing joint, montant fixedly connected with flabellum (19) are passed through at the top of first umbrella gear (17), the left and right sides of first umbrella gear (17) all meshes second umbrella gear (18), and just one side that two second umbrella gear (18) kept away from mutually all passes through the left and right sides inner wall swing joint of dwang (21) and bearing and U-shaped plate (20), two the one end that dwang (21) kept away from mutually all passes the bearing inner circle to outside extending to U-shaped plate (20), two one side swing joint that one end that dwang (21) kept away from mutually all is close to through bearing and two backup pad (2) mutually.

6. The circulation cooling device of a rotor pump according to claim 5, wherein: two equal fixedly connected with cam (22) is gone up in dwang (21), and the front side of two cam (22) all is provided with riser (23) to the back wall of two riser (23) contacts with the antetheca of two cam (22), two the bottom of riser (23) respectively with the top fixed connection of two pipe chute (15), two between one side that riser (23) kept away from mutually and one side that two backup pad (2) are close to mutually respectively fixedly connected with stretch cord (24).

7. The circulation cooling device of a rotor pump according to claim 1, wherein: two fixedly connected with leads water bucket (25) between backup pad (2), and the bottom of leading water bucket (25) and the top fixed connection of cooler bin (8) to lead the inside of water bucket (25) and cooler bin (8) and switch on mutually.

8. The circulation cooling device of a rotor pump according to claim 1, wherein: be close to top department in cooler bin (8) and be equipped with two filter screens (26), and the top and the bottom of two filter screens (26) are close to equal fixed connection elastic diaphragm (27) of left and right sides department, are located four in the outside one side that elastic diaphragm (27) kept away from mutually respectively with the left and right sides inner wall fixed connection of cooler bin (8), and be located one side that four elastic diaphragm (27) of inboard are close to mutually respectively with the left and right sides fixed connection of straight board (7).

9. The circulation cooling device of a rotor pump according to claim 2, wherein: two a plurality of apopores have all been seted up on placing the outer wall of frame (28).