CN215256944U - Pressure fan waste heat utilization equipment - Google Patents

Abstract

The utility model relates to the technical field of blower fans, and discloses a blower fan waste heat utilization device, which comprises a blower fan, wherein the top end of the blower fan is fixedly connected with a suction fan, the top end of the suction fan is fixedly provided with an air outlet pipe, one end of the air outlet pipe is fixedly provided with a heat exchange box, the inside of the heat exchange box is uniformly and fixedly provided with a baffle plate, the inside of the heat exchange box is fixedly provided with an inner airflow pipe, the upper part of the right end of the heat exchange box is fixedly provided with a water inlet, the upper part of the left end of the heat exchange box is fixedly provided with a water outlet, the middle part of the right end of the heat exchange box is fixedly connected with an air outlet pipe, and the blower fan waste heat utilization device ensures that heat generated by the blower fan is subjected to heat exchange with water in the heat exchange box through the spiral inner airflow pipe, thereby realizing the preheating of water and facilitating the subsequent heating of water more rapidly and efficiently, the use of coal is reduced, and the utilization rate of energy is improved.

Description

Pressure fan waste heat utilization equipment

Technical Field

The utility model relates to a pressure fan technical field specifically is a pressure fan waste heat utilization equipment.

Background

In the production process of mines, a pressure fan is taken as one of main power devices, which not only can provide power for pneumatic devices, but also can replace underground air to ensure the normal working environment of the underground, but the existing pressure fan has some problems in the use process, the pressure fan can generate more heat in the operation process, the heat is usually dissipated and exhausted to the atmosphere through a heat dissipating device, the mode not only causes the waste of the generated heat, but also pollutes the atmosphere, and if the heat generated in the pressure fan cannot be dissipated in a timely conduction manner, the use of the pressure fan can be influenced, the working efficiency of the pressure fan is reduced, workers in the existing production also need to use hot water, the existing hot water is heated by burning coal through a boiler, and the requirement from cold water heating to hot water heating is very large, and the consumption increase of coal also can seriously influence the atmosphere, if can not preheat before heating cold water, a large amount of cold water not only can increase the consumption of energy carrying on preheating the in-process, and a large amount of cold water can seriously reduce the efficiency that the remaining part cold water heated simultaneously for the inside heat conduction efficiency of water descends, if the heating be a large amount of warm water, then heat the required time of boiling water and can greatly reduced from the warm water, for this reason we propose a pressure fan waste heat utilization equipment.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a pressure fan waste heat utilization equipment possesses heat utilization rate height, the effectual advantage of heating, has solved the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a pressure fan waste heat utilization equipment, includes the pressure fan, the top fixedly connected with suction fan of pressure fan, the top fixed mounting of suction fan has out the tuber pipe, the one end fixed mounting who goes out the tuber pipe has the heat transfer case, the inside even fixed mounting of heat transfer incasement has the baffle, the inside fixed mounting of heat transfer case has interior airflow pipe, the top fixed mounting of heat transfer case right-hand member has the water inlet, the top fixed mounting of heat transfer case left end has the delivery port, the middle part fixedly connected with of heat transfer case right-hand member goes out the tuber pipe.

Preferably, the partition plates are installed at the upper end and the lower end of the inner surface of the heat exchange box in a vertically staggered manner, and the opposite ends of the installed partition plates are not in contact with the inner surface of the heat exchange box.

Preferably, the inner airflow pipe is fixedly connected through the partition plate in a spiral shape, and the material of the inner airflow pipe is a good heat conductor.

Preferably, the water in the heat exchange box enters from the water inlet end and flows out from the water outlet end, namely, the overall direction of the water flow is opposite to the overall direction of the air flow.

Preferably, the other end of the air outlet pipe is connected to the side face of the forced draught fan in a return mode.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this pressure fan waste heat utilization equipment preheats recycle device through installing on pressure fan for the heat that pressure fan produced carries out the heat exchange through spiral helicine interior airflow intraductal and the water of heat transfer incasement, thereby realizes preheating to water, so that follow-up more high efficiency to the heating of water, reduces the use of coal, improves the utilization ratio of the energy.

2. This pressure fan waste heat utilization equipment, through the whole opposite direction setting of the whole direction of flow of the gaseous flow in with spiral helicine interior airflow tube and the whole direction of flow of heat transfer incasement rivers, can guarantee that the heat distribution of heat transfer incasement portion all is interior airflow tube in the high heat transfer incasement low, thereby the maximize degree has realized the heat conduction in the interior airflow tube, no matter be promptly including the gaseous flow process of airflow tube or the rivers flow in the heat transfer incasement in-process heat all is the aquatic of heat transfer incasement by interior airflow tube internal gas conduction, the maximize has utilized the heat in the gas.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a blower fan; 2. a suction fan; 3. an air outlet pipe; 4. a heat exchange box; 5. a partition plate; 6. an inner gas flow tube; 7. a water inlet; 8. a water outlet; 9. and an air outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a blower fan waste heat utilization device comprises a blower fan 1, a suction fan 2 is fixedly connected to the top end of the blower fan 1, an air outlet pipe 3 is fixedly mounted to the top end of the suction fan 2, a heat exchange box 4 is fixedly mounted to one end of the air outlet pipe 3, a partition plate 5 is uniformly and fixedly mounted inside the heat exchange box 4, an inner airflow pipe 6 is fixedly mounted inside the heat exchange box 4, a water inlet 7 is fixedly mounted above the right end of the heat exchange box 4, a water outlet 8 is fixedly mounted above the left end of the heat exchange box 4, and an air outlet pipe 9 is fixedly connected to the middle of the right end of the heat exchange box 4.

Wherein, baffle 5 is crisscross the upper and lower both ends of installing at heat transfer case 4 internal surfaces from top to bottom, and the opposition end of the baffle 5 of installation not with heat transfer case 4 internal surface contact, can guarantee like this that water can flow with the S-shaped from top to bottom in heat transfer case 4 is inside, very big increase the flow time of water in heat transfer case 4 to improve thermal absorption efficiency, and then improve thermal utilization ratio.

Wherein, interior airflow tube 6 is that the heliciform runs through 5 fixed connection of baffle, and the material of interior airflow tube 6 is hot good conductor, can maximize like this increase have the time that thermal gas flows in interior airflow tube 6 to the maximize degree realizes that the heat of interior airflow tube 6 interior gas and the outer water of interior airflow tube 6 carry out heat exchange, and then realizes the heat of preheating to water, make full use of's forced draught fan 1 produces.

Wherein, the water in the heat transfer case 4 is from the 7 end entering of water inlet, from 8 end outflow of delivery port, the whole direction of rivers is opposite with the whole direction of air current promptly, can realize like this that the heating to water is from the low temperature district progressive of the low temperature district of right-hand member left end, make between the inside water of whole heat transfer case 4 and the air current be the air current temperature all the time and be higher than the temperature of water, the temperature in the realization air current that can be abundant like this conducts to the aquatic, and then realize the preheating effect to water, in order to improve follow-up rate of heating to water, reduce the consumption of the coal energy.

The other end of the air outlet pipe 9 is connected back to the side face of the pressure fan 1, so that the heat which is not completely utilized can be returned back to the pressure fan 1 again, and the new heat generated by the pressure fan 1 is combined to heat the water again in a circulating manner, so that the heat is completely utilized.

The working principle is as follows: during the use, start suction fan 2, suction fan 2 takes out the inside thermal gas that contains of forced draught fan 1, water injection in 7 ends to heat transfer case 4 from the water inlet simultaneously, rivers flow in heat transfer case 4, flow from delivery port 8 at last, gas enters into interior airflow tube 6 internal spiral through going out tuber pipe 3 and flows, and flow in-process and the rivers opposite to the flow direction and carry out thermal exchange, thereby realize the recycle of the waste heat that the forced draught fan produced, gas after the heat exchange is accomplished returns again from going out tuber pipe 9 and carries out heat absorption again or directly is discharged in forced draught fan 1.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Also 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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In addition, in the drawings of the present invention, the filling pattern is only for distinguishing the pattern layer, and is not limited to any other pattern.

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

Claims (5)

1. The utility model provides a pressure fan waste heat utilization equipment, includes pressure fan (1), its characterized in that: the utility model discloses a heat exchanger, including forced draught fan (1), top fixedly connected with suction fan (2), the top fixed mounting of suction fan (2) goes out tuber pipe (3), the one end fixed mounting who goes out tuber pipe (3) has heat transfer case (4), the inside even fixed mounting of heat transfer case (4) has baffle (5), interior air current pipe (6) of the inside fixed mounting of heat transfer case (4), the top fixed mounting of heat transfer case (4) right-hand member has water inlet (7), the top fixed mounting of heat transfer case (4) left end has delivery port (8), the middle part fixedly connected with of heat transfer case (4) right-hand member goes out tuber pipe (9).

2. The blower fan waste heat utilization device according to claim 1, characterized in that: the partition plates (5) are vertically and alternately arranged at the upper end and the lower end of the inner surface of the heat exchange box (4), and the opposite ends of the installed partition plates (5) are not contacted with the inner surface of the heat exchange box (4).

3. The blower fan waste heat utilization device according to claim 1, characterized in that: the inner airflow pipe (6) is spirally and fixedly connected by penetrating through the partition board (5), and the material of the inner airflow pipe (6) is a good heat conductor.

4. The blower fan waste heat utilization device according to claim 1, characterized in that: water in the heat exchange box (4) enters from the water inlet (7) end and flows out from the water outlet (8) end, namely the overall direction of water flow is opposite to the overall direction of air flow.

5. The blower fan waste heat utilization device according to claim 1, characterized in that: the other end of the air outlet pipe (9) is connected to the side surface of the forced draught fan (1) in a return mode.

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