CN221033311U

CN221033311U - High temperature resistant centrifugal fan

Info

Publication number: CN221033311U
Application number: CN202323208124.2U
Authority: CN
Inventors: 应德池
Original assignee: Shanghai Yingda Blower Co ltd
Current assignee: Shanghai Yingda Blower Co ltd
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-05-28
Anticipated expiration: 2033-11-27

Abstract

The application relates to the technical field of fans, and discloses a high-temperature-resistant centrifugal fan, which comprises a fan body, wherein two support frames are fixedly connected to the bottom of the fan body, water tanks are fixedly connected to the bottoms of the two support frames, two cooling plates are respectively arranged on the front side and the back side of the fan body, a coiled pipe is fixedly inlaid on one side, away from each other, of each cooling plate, and a cross plate is fixedly connected to the upper surface of each water tank. This high temperature resistant centrifugal fan through the rotation of cooling axle, can realize that cam extrusion contact ball drives the piston and is reciprocating motion's purpose in the inside suction tube to reach the inside water source of water tank and flow into the effect of water tank again after the cooling tube dispels the heat to the fan body, can drive stirring leaf and flabellum through the rotation of cooling axle simultaneously and rotate, reached the inside coolant liquid of water tank and the abundant contact effect of air, can effectually cool down the coolant liquid, improve the cooling efficiency to the fan body.

Description

High temperature resistant centrifugal fan

Technical Field

The application relates to the technical field of fans, in particular to a high-temperature-resistant centrifugal fan.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine.

The prior patent (publication No. CN 205297978U) discloses a high temperature resistant fan, by installing motor, impeller device, transmission shaft and the bearing frame on the frame constitute, the transmission shaft is hollow transmission shaft, hollow transmission shaft inside is hollow, open on the axis body has a plurality of air intakes, the air outlet is seted up on the axis body wall that is close to impeller device one end, hollow transmission shaft passes the bearing frame and connects motor and impeller device, during operation, the motor rotates, drive hollow transmission shaft and rotate, the air around hollow transmission shaft gets into hollow transmission shaft from the air intake in the rotatory in-process, the swift current out from the air outlet again, the process has undergone hollow transmission shaft whole inside, form the circulation of air current, thereby take away the epaxial high temperature of transmission, reach the cooling effect, make the temperature that passes the motor low enough so that can not surpass the maximum temperature that the motor can bear and damage.

However, the effect is poor when the fan is used in a high-temperature environment, for example, when air is conveyed to the inside of a boiler for supporting combustion, the fan working at a high temperature is not sufficiently cooled due to the fact that the temperature of surrounding air is high, the applicability is poor, the cooling efficiency is low, and the service life of the fan is influenced.

Disclosure of utility model

Aiming at the defects of the prior art, the application provides a high-temperature-resistant centrifugal fan which has the advantage of high cooling efficiency and solves the problem of lower cooling efficiency.

In order to achieve the above purpose, the present application provides the following technical solutions: including the fan body, the bottom fixedly connected with two support frames of fan body, two the bottom fixedly connected with water tank of support frame, two cooling plates have all been placed in the front and the back of fan body, two the one side that the cooling plate kept away from each other is all fixed to inlay has the coiled pipe, the last fixed surface of water tank is connected with the cross board, be connected with the cooling axle through the bearing rotation between the upper surface of cross board and the lower surface of water tank, the surface of cooling axle is a plurality of flabellum and a plurality of stirring leaf respectively, the bottom fixedly connected with cam of cooling axle, the contact ball has been placed to the surface of cam, the right flank fixedly connected with push rod of contact ball, the right-hand member fixedly connected with piston of push rod, the surface of piston cup joints the suction tube, the fixed intercommunication of surface of suction tube has L shape pipe and T shape pipe, the other end and the fixed intercommunication of water tank of L shape pipe, the internally mounted of L shape pipe has first check valve, the internally mounted of T shape pipe has two second check valves, opens to the second check valve when the piston moves left, and opens to the second check valve to the right when the second suction tube closes, and closes to the second check valve when two check valves all to the second suction tube.

Through above-mentioned scheme, the rotation of cooling axle can realize that cam extrusion contact ball drives the piston and is reciprocating motion's purpose in the inside suction tube to reach the inside water source of water tank and flow into the effect of water tank once more after the cooling tube dispels the heat to the fan body, can drive stirring leaf and flabellum through the rotation of cooling axle simultaneously and rotate, reached the inside coolant liquid of water tank and the abundant contact effect of air, can effectually cool down the coolant liquid, improve the cooling efficiency to the fan body.

Further, a spring is fixedly connected to the right side face of the contact ball, the spring is sleeved with the push rod, and the other end of the spring is fixedly connected with the suction tube.

Through the scheme, the purpose of automatic reset of the contact ball can be achieved through the arrangement of the springs.

Further, the surface fixedly connected with steady block of suction tube, steady block and water tank fixed connection.

Through above-mentioned scheme, through the setting of stable piece, can realize the support purpose to the suction cylinder, avoid the piston to take place the condition that rocks at the in-process of removal, the suction cylinder.

Further, four universal wheels which are arranged in a matrix are fixedly connected to the bottom of the water tank, and the top end of the cooling shaft is fixedly connected with the external motor output end.

Through above-mentioned scheme, through the setting of universal wheel, can be convenient for wholly remove.

Further, the front end and the rear end of the T-shaped pipe are fixedly communicated with first hoses, and the other ends of the two first hoses are fixedly communicated with the coiled pipe which is close to the first hoses.

Through above-mentioned scheme, through the setting of first hose, can realize carrying the inside coolant liquid of water tank to inside the coiled pipe.

Further, one ends of the two coiled pipes are fixedly communicated with second hoses, and the other ends of the two second hoses are fixedly communicated with the water tank.

Through above-mentioned scheme, through the setting of second hose, can be convenient for the inside water source backward flow entering water tank of coiled pipe.

Further, two the surface of cooling plate is all fixedly connected with two fixed plates, every the screw hole has all been seted up to the front of fixed plate.

Through above-mentioned scheme, through the setting of screw hole, can be convenient for the installation of cooling plate and fan body.

Further, both the cooling plates and the serpentine tube are made of copper.

Through above-mentioned scheme, through the material of cooling plate and coiled pipe setting for copper, can be convenient for cooling plate and coiled pipe carry out conduction heat.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

This high temperature resistant centrifugal fan through the rotation of cooling axle, can realize that cam extrusion contact ball drives the piston and is reciprocating motion's purpose in the inside suction tube to reach the inside water source of water tank and flow into the effect of water tank again after the cooling tube dispels the heat to the fan body, can drive stirring leaf and flabellum through the rotation of cooling axle simultaneously and rotate, reached the inside coolant liquid of water tank and the abundant contact effect of air, can effectually cool down the coolant liquid, improve the cooling efficiency to the fan body.

Drawings

FIG. 1 is a front view of a water tank of the present application;

FIG. 2 is a cross-sectional view of a front view of the water tank of the present application;

FIG. 3 is a cross-sectional view of a bottom view of the tank of the present application;

fig. 4 is an enlarged schematic view of the structure a in fig. 1 according to the present application.

In the figure:

1. A fan body; 2. a support frame; 3. a water tank; 4. a cooling plate; 5. a serpentine tube; 6. a cross plate; 7. a cooling shaft; 8. a fan blade; 9. stirring the leaves; 10. a cam; 11. a contact ball; 12. a push rod; 13. a piston; 14. a suction tube; 15. an L-shaped pipe; 16. a T-shaped pipe; 17. a first one-way valve; 18. a second one-way valve; 19. a spring; 20. a stabilizing block; 21. a universal wheel; 22. a first hose; 23. a second hose; 24. a fixing plate; 25. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1 and 4, a high temperature resistant centrifugal fan in this embodiment includes a fan body 1, two support frames 2 are fixedly connected with the bottom of the fan body 1, screw holes 25 are formed in the front face and the back face of each support frame 2, two cooling plates 4 are respectively arranged on the front face and the back face of the fan body 1, a coiled pipe 5 is respectively fixedly inlaid on one face, away from each other, of each cooling plate 4, one end of each coiled pipe 5 is respectively fixedly communicated with a second hose 23, the other end of each second hose 23 is respectively fixedly communicated with the water tank 3, water sources inside the coiled pipe 5 can flow back into the water tank 3 through the arrangement of the second hoses 23, two fixing plates 24 are respectively fixedly connected with the outer surfaces of each cooling plate 4, screw holes 25 are formed in the front face of each fixing plate 24, the cooling plates 4 and the fan body 1 can be mounted through the arrangement of the screw holes 25, materials of the two cooling plates 4 and the coiled pipe 5 are respectively arranged to be copper, and the materials of the cooling plates 4 and the coiled pipe 5 are respectively arranged to be copper, so that heat conduction of the cooling plates 4 and the coiled pipe 5 can be facilitated.

Referring to fig. 1, 2 and 3, the upper surface of the water tank 3 is fixedly connected with a cross plate 6, a cooling shaft 7 is rotatably connected between the upper surface of the cross plate 6 and the lower surface of the water tank 3 through a bearing, a plurality of fan blades 8 and a plurality of stirring blades 9 are fixedly connected to the outer surface of the cooling shaft 7 respectively, four universal wheels 21 which are arranged in a matrix are fixedly connected to the bottom of the water tank 3, the top end of the cooling shaft 7 is fixedly connected with the external motor output end, and the whole can be conveniently moved through the arrangement of the universal wheels 21.

Referring to fig. 1, fig. 2 and fig. 3, the bottom fixedly connected with cam 10 of cooling shaft 7, contact ball 11 has been placed to the surface of cam 10, contact ball 11's right flank fixedly connected with spring 19, spring 19 cup joints with push rod 12, the other end and the suction cylinder 14 fixed connection of spring 19, the purpose that can realize contact ball 11 automatic return through the setting of spring 19, contact ball 11's right flank fixedly connected with push rod 12, the right-hand member fixedly connected with piston 13 of push rod 12, the suction cylinder 14 has been cup jointed to the surface of piston 13, the surface fixed intercommunication of suction cylinder 14 has L pipe 15 and T pipe 16, the other end and the water tank 3 fixed intercommunication of L pipe 15, the internally mounted of L pipe 15 has first check valve 17, the internally mounted of T pipe 16 has two second check valves 18, when piston 13 moves to the left, first check valve 17 is opened downwards, second check valve 18 closes, when piston 13 moves to the right, first check valve 17 closes, two second check valves 18 all open to the direction of keeping away from suction cylinder 14, the surface fixed connection piece 20 of suction cylinder 14 has a stabilizing piece, the water tank 20 is connected to the inside of two hose pieces through the fixed connection of water tank 20, the inside of two hose 20 and the fixed hose 22 can realize through the fixed hose of two hose pieces of pipe 5, the inside of hose 5 is connected to the hose 5, the inside is realized through the fixed hose 22, the hose is connected to the inside of hose 5.

The high temperature resistant centrifugal fan in this embodiment can realize through the rotation of cooling shaft 7 that cam 10 extrudes contact ball 11 and drives piston 13 at the inside purpose of reciprocating motion that is of suction tube 14 to reach the inside water source of water tank 3 and flow in the effect of water tank 3 once more after cooling tube to fan body 1 heat dissipation, can drive stirring leaf 9 and flabellum 8 through the rotation of cooling shaft 7 simultaneously and rotate, reached the inside coolant liquid of water tank 3 and the abundant contact effect of air, can effectually cool down the coolant liquid, improve the cooling efficiency to fan body 1.

The cooling liquid can be replenished through a notch in the upper surface of the water tank 3.

The working principle of the embodiment is as follows: when the cooling device is used, the cooling shaft 7 is driven to rotate by starting the external motor, the cooling shaft 7 drives the cam 10 at the bottom end to rotate, the cam 10 extrudes the contact ball 11 to drive the piston 13 and the push rod 12 to move in the rotating process, then the piston 13 is reset through the spring 19, the effect of reciprocating motion in the suction cylinder 14 is achieved, when the piston 13 moves leftwards, the first one-way valve 17 is downwards opened, the suction cylinder 14 sucks water source in the water tank 3 through the L-shaped pipe 15 to enter the suction cylinder 14, when the piston 13 moves rightwards, cooling liquid in the suction cylinder 14 is shunted into the two serpentine pipes 5 through the T-shaped pipe 16 and cools the cooling plate 4, the cooling liquid is cooled for the fan body 1 in a heat conduction mode, the endothermic cooling liquid flows back into the water tank 3 through the second hose 23, the fluidity of the cooling liquid is improved through stirring of the stirring blade 9, the air in the cooling box is conveyed through the fan blade 8 to cool the cooling box, and the cooling liquid temperature is reduced, and the cooling efficiency of the cooling plate 4 on the fan body 1 is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature resistant centrifugal fan, includes fan body (1), its characterized in that: the fan comprises a fan body (1), wherein two supporting frames (2) are fixedly connected to the bottom of the fan body (1), a water tank (3) is fixedly connected to the bottom of the two supporting frames (2), two cooling plates (4) are respectively arranged on the front side and the back side of the fan body (1), and coiled pipes (5) are fixedly inlaid on the surfaces, away from each other, of the two cooling plates (4);

The upper surface of the water tank (3) is fixedly connected with a cross plate (6), a cooling shaft (7) is rotatably connected between the upper surface of the cross plate (6) and the lower surface of the water tank (3) through a bearing, and a plurality of fan blades (8) and a plurality of stirring blades (9) are respectively and fixedly connected to the outer surface of the cooling shaft (7);

The bottom fixedly connected with cam (10) of cooling axle (7), contact ball (11) have been placed to the surface of cam (10), the right flank fixedly connected with push rod (12) of contact ball (11), the right-hand member fixedly connected with piston (13) of push rod (12), the surface of piston (13) has cup jointed a suction tube (14), the surface fixed intercommunication of suction tube (14) has L shape pipe (15) and T shape pipe (16), the other end and the water tank (3) fixed intercommunication of L shape pipe (15), the internally mounted of L shape pipe (15) has first check valve (17), the internally mounted of T shape pipe (16) has two second check valves (18), and when piston (13) moved left, first check valve (17) are opened downwards, and second check valve (18) are closed, and when piston (13) moved right, first check valve (17) are closed, and two second check valves (18) are all opened to the direction of keeping away from suction tube (14).

2. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: the right side face of the contact ball (11) is fixedly connected with a spring (19), the spring (19) is sleeved with the push rod (12), and the other end of the spring (19) is fixedly connected with the suction tube (14).

3. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: the outer surface of the suction tube (14) is fixedly connected with a stabilizing block (20), and the stabilizing block (20) is fixedly connected with the water tank (3).

4. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: the bottom of the water tank (3) is fixedly connected with four universal wheels (21) which are arranged in a matrix, and the top end of the cooling shaft (7) is fixedly connected with the external motor output end.

5. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: the front end and the rear end of the T-shaped pipe (16) are fixedly communicated with first hoses (22), and the other ends of the two first hoses (22) are fixedly communicated with a coiled pipe (5) which is close to the first hoses.

6. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: one end of each of the two coiled pipes (5) is fixedly communicated with a second hose (23), and the other ends of the two second hoses (23) are fixedly communicated with the water tank (3).

7. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: two fixed plates (24) are fixedly connected to the outer surfaces of the two cooling plates (4), and threaded holes (25) are formed in the front face of each fixed plate (24).

8. The high temperature resistant centrifugal fan as set forth in claim 1, wherein: the cooling plates (4) and the serpentine pipes (5) are made of copper.