CN114688048B

CN114688048B - Stainless steel explosion-proof axial flow blower

Info

Publication number: CN114688048B
Application number: CN202210321806.5A
Authority: CN
Inventors: 刘兴非; 刘彦杰; 黄靖泰; 刘聪
Original assignee: Chunyi Environmental Technology Co ltd
Current assignee: Chunyi Environmental Technology Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-02-10
Anticipated expiration: 2042-03-30
Also published as: CN114688048A

Abstract

The invention relates to the technical field of blowers, in particular to a stainless steel explosion-proof axial flow type blower which comprises a wind cylinder and a mounting seat arranged on the lower side of the wind cylinder, wherein a blower is arranged on the inner side of the wind cylinder and comprises a fixing sleeve, an explosion-proof motor and fan blades, coolers and radiators are respectively arranged on two sides of the blower, each cooler comprises a frame, a water tank and a cooling pipe, each radiator comprises a heat exchange pipe and a heat dissipation fin, an air inlet end cover is arranged on one side of each cooler, an air exhaust end cover is arranged on one side of each radiator, the air inlet end cover and the air exhaust end cover are both detachably connected with the wind cylinder, and protective nets are arranged on the inner sides of the air inlet end cover and the air exhaust end cover. According to the invention, the coolers and the radiators are respectively arranged at two sides of the explosion-proof motor, so that heat in gas is transferred in advance and is transferred to the air outlet through the refrigerant, the temperature of the explosion-proof motor contacting air is effectively reduced, the working temperature of the explosion-proof motor is prevented from being too high, the service life of equipment is effectively prolonged, and the stable working of the equipment is ensured.

Description

Stainless steel explosion-proof axial flow blower

Technical Field

The invention relates to the technical field of blowers, in particular to a stainless steel explosion-proof axial flow type blower.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The explosion-proof axial-flow fan is a fan which is improved and designed on the basis of BT30-11 in the eighties of China, and has obvious advantages compared with the BT30-11 fan: (1) the structure is more reasonable; (2) the performance is greatly improved, and the full-pressure effect is 89.5 percent; (3) the noise is lower, the noise (than the a-level) is reduced by 3.6dB (a).

The explosion-proof axial flow fan is composed of explosion-proof motor, blades, wind tube and other parts, the explosion-proof motor is a motor which can be used in inflammable and explosive places, and electric sparks are not generated during operation. The explosion-proof motor is mainly used in coal mine, petroleum and natural gas, petrochemical industry and chemical industry. In addition, the method is widely applied to the departments of textile, metallurgy, urban gas, traffic, grain and oil processing, paper making, medicine and the like. Explosion-proof motors are used as main power equipment, and are generally used for driving pumps, fans, compressors, other transmission machines and the like.

The existing explosion-proof axial flow fan adopts the technologies such as an explosion-proof motor, the problem of electric sparks is overcome, the probability of accidental occurrence is reduced, sparks are effectively avoided, and the problem of ignition of combustible gas is caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a stainless steel explosion-proof axial flow type air blower.

In order to achieve the purpose, the invention adopts the following technical scheme:

explosion-proof axial-flow type forced draught blower of stainless steel, including dryer and the mount pad of setting at the dryer downside, the dryer inboard is equipped with the fan, the fan is including fixed cover, explosion proof machine and flabellum, the fan both sides are equipped with cooler and radiator respectively, the cooler includes frame, basin and cooling tube, the radiator includes heat exchange tube and radiating fin, cooler one side is equipped with the air inlet end cover, radiator one side is equipped with the end cover of airing exhaust, the air inlet end cover and the end cover of airing exhaust all can dismantle with the dryer and be connected, the air inlet end cover all is equipped with the protection network with the end cover inboard of airing exhaust, the protection network includes metal mesh and design frame, the design frame sets up in the metal mesh outside, the dryer upside is equipped with control box and temperature sensor, be equipped with compressor and expansion valve in the control box.

Preferably, reinforcing ribs are arranged on the outer side of the air duct, and mounting holes are formed in the mounting seat.

Preferably, the fixed sleeve is detachably connected with the air duct, and the explosion-proof motor is arranged in the middle of the fixed sleeve.

Preferably, the surface of the explosion-proof motor is provided with a heat dissipation metal sheet, and an output shaft of the explosion-proof motor is fixedly connected with the fan blades.

Preferably, the cooler and the radiator are both fixedly connected with the air duct, and the side wall of the air duct is provided with through holes matched with the cooling pipe and the heat exchange pipe.

Preferably, the cooling pipes are provided with a plurality of groups and are arranged on the inner side of the frame in a staggered manner, the water tanks are arranged on the upper side of the frame, and the water tanks and the cooling pipes are arranged correspondingly.

Preferably, the heat exchange tube is S-shaped and bent, the radiating fins are provided with a plurality of groups, and the heat exchange tube penetrates through the radiating fins.

Preferably, the two ends of the compressor are provided with connecting pipelines, the connecting pipelines are communicated with the water outlet of the cooling pipe, and the connecting pipelines are communicated with the water inlet of the heat exchange pipe.

Preferably, the two ends of the expansion valve are provided with variable pressure pipelines, the variable pressure pipelines are communicated with the water inlet of the cooling pipe, and the variable pressure pipelines are communicated with the water outlet of the heat exchange pipe.

Preferably, the inner sides of the air inlet end cover and the air exhaust end cover are respectively provided with an installation clamping groove matched with the shaping frame.

The invention has the beneficial effects that:

compared with the prior art, the cooler and the radiator are respectively arranged on the two sides of the explosion-proof motor, so that heat in gas is transferred in advance and is transferred to the air outlet through the refrigerant, the temperature of the explosion-proof motor contacting with air is effectively reduced, the phenomenon that the working temperature of the explosion-proof motor is too high is avoided, the service life of equipment is effectively prolonged, and the working stability of the equipment is ensured.

Drawings

Fig. 1 is a schematic front view of a stainless steel explosion-proof axial flow blower according to the present invention;

FIG. 2 is a schematic three-dimensional structure diagram of a cooler of a stainless steel explosion-proof axial flow blower according to the present invention;

fig. 3 is a schematic structural view of a fan of the stainless steel explosion-proof axial flow blower according to the present invention;

fig. 4 is a schematic three-dimensional structure diagram of a radiator of the stainless steel explosion-proof axial flow blower according to the present invention;

fig. 5 is a schematic structural diagram at a in fig. 1.

In the figure: 1. a cooler; 11. a frame; 12. a water tank; 13. a cooling tube; 2. a protective net; 21. a metal mesh; 22. shaping frames; 3. an air inlet end cover; 4. a fan; 41. fixing a sleeve; 42. an explosion-proof motor; 43. a fan blade; 5. a mounting seat; 6. an air duct; 7. an air exhaust end cover; 8. a heat sink; 81. a heat exchange pipe; 82. a heat dissipating fin; 9. a temperature sensor; 10. and a control box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an explosion-proof axial flow blower of stainless steel, including dryer 6 and mount pad 5 arranged at the downside of dryer 6, dryer 6 inboard is equipped with fan 4, fan 4 includes fixed cover 41, explosion-proof motor 42 and flabellum 43, fan 4 both sides are equipped with cooler 1 and radiator 8 respectively, cooler 1 includes frame 11, basin 12 and cooling tube 13, radiator 8 includes heat exchange tube 81 and radiating fin 82, cooler 1 one side is equipped with air inlet end cover 3, radiator 8 one side is equipped with air exhaust end cover 7, air inlet end cover 3 and air exhaust end cover 7 all can dismantle with dryer 6 and be connected, air inlet end cover 3 and air exhaust end cover 7 inboard all are equipped with protection network 2, protection network 2 includes metal mesh 21 and design frame 22, design frame 22 sets up in the metal mesh 21 outside, dryer 6 upside is equipped with control box 10 and temperature sensor 9, be equipped with compressor and expansion valve in the control box 10.

In this embodiment, 6 outsides of dryer are equipped with the stiffening rib, are equipped with the mounting hole on the mount pad 5, are convenient for carry out fixed mounting to equipment, improve equipment stability in use.

Specifically, fixed cover 41 and dryer 6 are connected for dismantling, and explosion-proof machine 42 sets up in fixed cover 41 middle part, and explosion-proof machine 42 surface is equipped with the heat dissipation sheetmetal, and explosion-proof machine 42 of being convenient for dispels the heat, and explosion-proof machine 42 output shaft and flabellum 43 fixed connection.

Specifically, cooler 1 and radiator 8 all with dryer 6 fixed connection, dryer 6 lateral wall offer with the through-hole of cooling tube 13 and heat exchange tube 81 adaptation for connecting tube, the refrigerant flows.

Specifically, the cooling pipes 13 are provided with a plurality of groups, and are arranged inside the frame 11 in a staggered manner, the water tank 12 is arranged on the upper side of the frame 11, the water tank 12 and the cooling pipes 13 are arranged correspondingly, the heat exchange pipes 81 are bent in an S-shape, the heat exchange fins 82 are provided with a plurality of groups, the heat exchange pipes 81 penetrate through the heat exchange fins 82, two ends of the compressor are provided with connecting pipes, the connecting pipes are communicated with the water outlets of the cooling pipes 13 and the water inlets of the heat exchange pipes 81, two ends of the expansion valve are provided with variable pressure pipes, the variable pressure pipes are communicated with the water inlets of the cooling pipes 13 and the water outlets of the heat exchange pipes 81, the compressor compresses refrigerant, the expansion valve enables the refrigerant to vaporize and absorb heat, refrigerant circulation is ensured, heat transfer is performed through liquefaction and gasification, and cooling efficiency of the device is improved.

Specifically, the inner sides of the air inlet end cover 3 and the air exhaust end cover 7 are respectively provided with an installation clamping groove matched with the shaping frame 22, so that regular cleaning and maintenance are facilitated.

In this embodiment, hot-air gets into from air inlet end cover 3 one side, contact cooler 1, the refrigerant in the cooling tube 13 passes through the expansion valve inflation, become the gaseous state, begin to absorb the heat in the hot-air, the refrigerant passes through the compressor compression, become the highly compressed liquid of high temperature, get into in the radiator 8, simultaneously, the air passes through fan 4 and drives and blow through radiator 8, cool down radiator 8, and take away the heat, heat and explosion-proof machine 42 contact in avoiding the air, influence explosion-proof machine 42 radiating effect.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Claims

1. Stainless steel explosion-proof axial flow blower, including dryer (6) and mount pad (5) of setting in dryer (6) downside, its characterized in that, dryer (6) inboard is equipped with fan (4), fan (4) are including fixed cover (41), explosion-proof motor (42) and flabellum (43), fan (4) both sides are equipped with cooler (1) and radiator (8) respectively, cooler (1) is including frame (11), basin (12) and cooling tube (13), radiator (8) are including heat exchange tube (81) and radiating fin (82), cooler (1) one side is equipped with air inlet end cover (3), radiator (8) one side is equipped with end cover (7) of airing exhaust, air inlet end cover (3) and air exhaust end cover (7) all can dismantle with dryer (6) and be connected, air inlet end cover (3) and air exhaust end cover (7) inboard all are equipped with protection network (2), protection network (2) include metal mesh (21) and stereotype frame (22), stereotype frame (22) set up in the metal mesh (21) outside, be equipped with dryer (6) upside and expansion valve (10) control box (10), the refrigerant in the cooling pipe (13) expands through the expansion valve and becomes gaseous state, begins to absorb the heat in the hot air, and the refrigerant passes through the compressor compression, becomes liquid state, gets into in radiator (8), and simultaneously, the air passes through fan (4) and drives and blow through radiator (8), cools down radiator (8) to take away the heat, avoid heat and explosion-proof machine (42) contact in the air, influence explosion-proof machine (42) radiating effect.

2. The stainless steel explosion-proof axial flow blower according to claim 1, wherein reinforcing ribs are provided outside the air duct (6), and mounting holes are provided on the mounting seat (5).

3. The blower of claim 1, wherein the fixing sleeve (41) is detachably connected to the air duct (6), and the explosion-proof motor (42) is disposed in the middle of the fixing sleeve (41).

4. The stainless steel explosion-proof axial flow blower according to claim 3, wherein the surface of the explosion-proof motor (42) is provided with a heat-radiating metal sheet, and the output shaft of the explosion-proof motor (42) is fixedly connected with the fan blades (43).

5. The stainless steel explosion-proof axial flow blower according to claim 1, wherein the cooler (1) and the radiator (8) are both fixedly connected with the air duct (6), and the side wall of the air duct (6) is provided with through holes matched with the cooling pipe (13) and the heat exchange pipe (81).

6. The stainless steel explosion-proof axial flow blower according to claim 1, wherein the cooling tubes (13) are provided in multiple sets and are alternately arranged inside the frame (11), the water tank (12) is opened on the upper side of the frame (11), and the water tank (12) is arranged corresponding to the cooling tubes (13).

7. The stainless steel explosion-proof axial flow blower according to claim 6, wherein the heat exchange tubes (81) are bent in an S shape, the heat dissipation fins (82) are provided with a plurality of groups, and the heat exchange tubes (81) penetrate through the heat dissipation fins (82).

8. The explosion-proof axial flow blower of stainless steel according to claim 7, wherein the compressor is provided at both ends thereof with connection pipes communicating with the water outlet of the cooling tube (13), the connection pipes communicating with the water inlet of the heat exchange tube (81).

9. The explosion-proof axial flow blower of stainless steel according to claim 8, wherein a pressure varying pipe is provided at both ends of the expansion valve, the pressure varying pipe is communicated with the water inlet of the cooling pipe (13), and the pressure varying pipe is communicated with the water outlet of the heat exchanging pipe (81).

10. The stainless steel explosion-proof axial flow blower according to claim 1, wherein the inner sides of the air inlet end cover (3) and the air exhaust end cover (7) are respectively provided with a mounting clamping groove matched with the shaping frame (22).