CN221442897U - Energy-saving cement kiln high-temperature fan - Google Patents
Energy-saving cement kiln high-temperature fan Download PDFInfo
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- CN221442897U CN221442897U CN202420132389.4U CN202420132389U CN221442897U CN 221442897 U CN221442897 U CN 221442897U CN 202420132389 U CN202420132389 U CN 202420132389U CN 221442897 U CN221442897 U CN 221442897U
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Abstract
The utility model relates to a high-temperature fan of an energy-saving cement kiln in the field of cement production equipment, wherein an axial flow fan and a water cooling mechanism are arranged on a fan blade rotating shaft; the fan blades of the axial flow fan are coaxially and fixedly arranged on the fan blade rotating shaft; the water cooling mechanism comprises a cooling water tank, a vane pump and a radiator, a radiating coil of the radiator is coiled on the periphery of a rotating shaft of the vane, and the radiating coil is positioned in the downwind direction of the axial flow fan; the disc rotor of the vane pump is coaxially and fixedly arranged on the vane rotating shaft, and the disc rotor and the telescopic vanes are positioned in the pump chamber; the cooling water tank is arranged in the fixed base, the inlet of the vane pump is connected with the cooling water tank, the outlet of the vane pump is connected with the cooling coil, and the water outlet of the cooling coil is connected to the cooling water tank. The utility model utilizes the blade rotating shaft of the high-temperature fan as the power shaft of the air-cooled axial flow fan and the water-cooled blade pump simultaneously through ingenious structural design, saves the extra electric energy consumption and equipment investment of the fan motor and the water pump motor, and has good economic significance and popularization value.
Description
Technical Field
The utility model belongs to the field of cement production equipment, and particularly relates to an energy-saving cement kiln high-temperature fan.
Background
The cement kiln is main equipment in cement production system, adopts rotary kiln more, also called rotary kiln, and the kiln tail of cement kiln all is equipped with high temperature fan generally, and high temperature fan plays very important effect in cement clinker production process as the main power supply of circulating gas flow in the cement kiln, because high temperature fan work in the high temperature environment of relatively extreme, especially fan casing and fan blade all with high temperature flue gas direct contact, fan blade and pivot are the metal material generally, have good heat conductivity, and high temperature is conducted transmission even driving motor along the pivot easily, can all cause serious influence to driving motor, transmission and pivot bearing even pivot self life. The high-temperature fan generally adopts the cooling device to cut off the high-temperature conduction path by additionally arranging the cooling device on the fan blade rotating shaft so as to reduce the influence of the high-temperature conduction on the transmission mechanism and the driving motor as much as possible, in the prior art, the fan blade rotating shaft is cooled by adopting the air cooling or water cooling device, and the special air cooling or water cooling device is required to be correspondingly provided with the cooling fan or the cooling water pump, so that corresponding electric energy consumption and equipment investment are necessarily generated, and the cement production cost is necessarily additionally increased.
Disclosure of utility model
Aiming at the situation, the utility model provides the energy-saving cement kiln high-temperature fan, which can reduce energy consumption and equipment investment caused by cooling the fan blade rotating shaft as much as possible on the premise of ensuring that the high-temperature conduction path of the fan blade rotating shaft can be effectively cut off.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides an energy-saving cement kiln high temperature fan, includes unable adjustment base and installs fan body and driving motor in both ends around unable adjustment base top, the fan body includes fan casing, fan blade and wind She Zhuaizhou, and the fan casing front side is provided with the fan air intake, and the top is provided with the fan air outlet, and the fan blade is installed inside the fan casing, and fan blade pivot coaxial coupling is in the fan blade rear side, and the rear end of fan blade pivot rotationally wears out from the fan casing rear side, the rear end of fan blade pivot pass through transmission with driving motor transmission is connected to be provided with cooling device in the fan blade pivot in the front of the transmission, cooling device includes forced air cooling mechanism and water-cooling mechanism;
The air cooling mechanism is an axial flow fan, the axial flow fan comprises fan blades and a protective shell, the fan blades are coaxially and fixedly arranged on a fan blade rotating shaft, and the protective shell is overhead covered on the periphery of the fan blades;
The water cooling mechanism comprises a cooling water tank, a vane pump and a radiator, wherein the radiator comprises a radiating coil pipe and a supporting shell, the radiating coil pipe is overhead coiled on the periphery of a fan blade rotating shaft, the supporting shell is overhead covered on the periphery of the radiating coil pipe, and the radiating coil pipe is positioned in the downwind direction of the axial flow fan;
The vane pump comprises a stator pump shell, a disc rotor and telescopic vanes, wherein the disc rotor is coaxially and fixedly arranged on a fan blade rotating shaft, a plurality of telescopic vanes are arranged on the periphery of the disc rotor in a telescopic way, a pump body cavity is arranged in the middle of the stator pump shell, the disc rotor and the telescopic vanes are positioned in the pump cavity, and a pump outlet and a suction inlet are respectively formed in the upper side wall and the lower side wall of the pump body cavity;
The cooling water tank is arranged inside the fixed base, the suction inlet of the vane pump is inserted into the lower part of the liquid level of the cooling water tank through the water supply pipe, the pump outlet of the vane pump is connected to the water inlet of the cooling coil pipe through the water outlet pipe, and the water outlet of the cooling coil pipe is connected to the cooling water tank through the water return pipe.
Further, the transmission device is a gear reducer, the front side and the rear side of the transmission device are respectively provided with an output shaft and an input shaft, and the input shaft and the output shaft of the transmission device are respectively connected with a driving motor and a fan blade rotating shaft through a coupler.
Further, a cooling air inlet is formed in the rear side of the protective shell, and a cooling air outlet is formed in the front side of the protective shell; the rear side of the support shell is provided with a heat dissipation air inlet, and the front side of the support shell is provided with a heat dissipation air outlet; the heat dissipation air inlet is fixedly connected with the cooling air outlet coaxially.
Further, the fan blade rotating shaft rotatably seals and penetrates through two sides of the stator pump shell, the disc rotor is a flat iron disc with good heat conductivity, a plurality of blade slots are annularly and uniformly distributed on the circumferential edge of the disc rotor, a plurality of telescopic blades are correspondingly and telescopically arranged in each blade slot, an elliptical pump body cavity is arranged in the middle of the stator pump shell, and the outer ends of the telescopic blades of the disc rotor are in sliding contact with the pump body cavity.
Further, a filter is arranged at the water inlet end of the water supply pipe and is used for filtering and purifying the water inlet of the vane pump; the water outlet end of the water return pipe is inserted into the top of the cooling water tank and is used for recycling cooling water.
Further, the radiating coil is a spiral fin type radiating coil, so that the radiating surface area of the radiating coil is increased, and the accelerating of circulating water cooling in the pipe is facilitated.
Further, a water supplementing port is arranged at the top of the cooling water tank and is used for supplementing cooling water; the bottom is provided with a water outlet, and a drain valve is arranged on the water outlet and used for draining cooling water.
The utility model also includes other components that enable normal use thereof, all as is conventional in the art, and in addition, the utility model is not limited to devices or components such as: the fan shell, the fan blade rotating shaft, the heat dissipation coil pipe, the axial flow fan, the vane pump, the internal structure and the like of the high-temperature fan all adopt the prior art in the field.
The beneficial effects of the utility model are as follows:
Compared with the prior art that a special cooling fan or a cooling water pump is required to be configured for cooling the rotating shaft of the high-temperature fan, the fan blade rotating shaft of the high-temperature fan is utilized as the power shafts of the air-cooled axial flow fan and the water-cooled blade pump simultaneously through ingenious structural design on the premise of ensuring the cooling effect on the rotating shaft of the fan blade of the high-temperature fan, one fan motor and one water pump motor are omitted, extra electric energy consumption and equipment investment are saved, and the fan blade rotating shaft cooling device has good economic significance and popularization value.
Drawings
Fig. 1 is a schematic structural diagram of a high-temperature fan of an energy-saving cement kiln in an embodiment.
Fig. 2 is a schematic view of the radiator in fig. 1 along A-A direction.
FIG. 3 is a schematic view of the axial flow fan of FIG. 1 in the direction B-B.
Fig. 4 is a schematic view of the vane pump of fig. 1 in the direction C-C.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments.
It should be noted that, the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate the azimuth or positional relationship, which are shown based on the drawings, and are only for convenience of description.
Examples
As shown in figure 1, an energy-saving cement kiln high temperature fan comprises a fixed base 1, and a fan body and a driving motor 2 which are arranged at the front end and the rear end of the upper part of the fixed base, wherein the fan body comprises a fan shell 3, fan blades 4 and wind She Zhuaizhou, a fan air inlet 6 is formed in the front side of the fan shell, a fan air outlet 7 is formed in the top of the fan shell, the fan blades are arranged inside the fan shell, a fan blade rotating shaft is coaxially connected to the rear side of the fan blades, the rear end of the fan blade rotating shaft rotatably penetrates out of the rear side of the fan shell, the rear end of the fan blade rotating shaft is in transmission connection with the driving motor through a transmission device, a cooling device is arranged on the fan blade rotating shaft in front of the transmission device, and the cooling device comprises an air cooling mechanism and a water cooling mechanism.
As shown in fig. 3, the air cooling mechanism is an axial flow fan, the axial flow fan comprises fan blades 8 and a protective shell 9, the fan blades are coaxially and fixedly arranged on a fan blade rotating shaft, namely, a power shaft of the axial flow fan is shared by the fan blade rotating shaft of the high-temperature fan, a power motor of the axial flow fan is omitted, an air cooling motor is saved, additional electric energy consumption is reduced, and the protective shell is overhead covered on the periphery of the fan blades.
The water cooling mechanism comprises a cooling water tank 10, a vane pump and a radiator, as shown in fig. 2, the radiator comprises a radiating coil 11 and a supporting shell 12, the radiating coil is overhead coiled on the periphery of a vane rotating shaft, the supporting shell is overhead covered on the periphery of the radiating coil, the radiating coil is positioned in the downwind direction of an axial flow fan, namely the axial flow fan is used for blowing the radiating coil and cooling circulating water in an accelerating tube when the air flow on the accelerating surface of the vane rotating shaft of the high-temperature fan is cooled by water.
As shown in fig. 4, the vane pump includes a stator pump housing 13, a disc rotor 14 and telescopic vanes 15, where the disc rotor is coaxially fixed on the fan blade rotating shaft, that is, the rotor power shaft of the vane pump is shared by the fan blade rotating shaft of the high-temperature fan, so that the power motor of the vane pump is omitted, a water-cooled motor is saved, the additional electric energy consumption is further reduced, a plurality of telescopic vanes are arranged on the periphery of the disc rotor in a telescopic manner, a pump body chamber 21 is arranged in the middle of the stator pump housing, the disc rotor and the telescopic vanes are both located in the pump chamber, and the upper and lower side walls of the pump body chamber are respectively provided with a pump outlet 22 and a suction inlet 23.
The cooling water tank is arranged inside the fixed base, the suction inlet of the vane pump is inserted into the lower part of the liquid level of the cooling water tank through the water supply pipe 16, the pump outlet of the vane pump is connected to the water inlet of the cooling coil pipe through the water outlet pipe 17, the water outlet of the cooling coil pipe is connected to the cooling water tank through the water return pipe 18, the cooling coil pipe is a spiral fin type cooling coil pipe, the cooling surface area of the cooling coil pipe is increased, and circulating water cooling in the pipe is accelerated.
The transmission device is a gear reducer 27, the front side and the rear side of the gear reducer are respectively provided with an output shaft and an input shaft, and the input shaft and the output shaft of the gear reducer are respectively connected with a driving motor and a fan blade rotating shaft through a coupler 19.
The rear side of the protective shell is provided with a cooling air inlet, and the front side of the protective shell is provided with a cooling air outlet; the rear side of the support shell is provided with a heat dissipation air inlet, and the front side of the support shell is provided with a heat dissipation air outlet; the heat dissipation air inlet is fixedly connected with the cooling air outlet coaxially.
The fan blade rotating shaft is rotatably sealed to pass through two sides of the stator pump shell, the disc rotor is a flat iron disc with good heat conductivity, the disc rotor is tightly matched with the fan blade rotating shaft and simultaneously serves as a heat conducting disc, high-temperature heat of the fan blade rotating shaft is conducted to circulating cooling water in the fan blade pump, so that water cooling and cooling of the fan blade rotating shaft are realized, the high temperature of the fan blade rotating shaft of the high-temperature fan basically reaches thorough cooling, cutting and isolation of high-temperature conduction of the fan blade rotating shaft are completed, a subsequent speed reducer and a driving motor are protected, a plurality of blade slots 20 are annularly and uniformly distributed on the circumferential edge of the disc rotor, a plurality of telescopic blades are correspondingly and slidably inserted in each blade slot, an oval pump body cavity is arranged in the middle of the stator pump shell, the outer ends of the telescopic blades of the disc rotor are in sliding contact with the pump body cavity, the fan blade pump pumps constantly pump cooling water, the fan blade rotating shaft and the disc rotor are always soaked in flowing circulating cooling water, and a good water cooling effect is achieved, and the inner structure and the working principle of the fan blade pump are all of the prior art, and are not described herein.
The water inlet end of the water supply pipe is provided with a filter 24 for filtering and purifying water supplied by the vane pump, and protecting the vane pump and the radiating coil pipe from being blocked; the water outlet end of the water return pipe is inserted into the top of the cooling water tank. The top of the cooling water tank is provided with a water supplementing port 25 for supplementing cooling water to the cooling water tank, the bottom of the cooling water tank is provided with a water outlet, and a water draining valve 26 is arranged on the water outlet and can be used for cleaning and draining the cooling water tank.
The technical solution of the present utility model is not limited to the above-described specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments, and any technical modifications made within the spirit and principles of the present utility model fall within the scope of the present utility model.
Claims (7)
1. The utility model provides an energy-saving cement kiln high temperature fan, includes unable adjustment base and installs fan body and driving motor at both ends around unable adjustment base top, the fan body includes fan casing, fan blade and wind She Zhuaizhou, and the fan casing front side is provided with the fan air intake, and the top is provided with the fan air outlet, and the fan blade is installed inside the fan casing, and fan blade pivot coaxial coupling is at the fan blade rear side, and the rear end of fan blade pivot rotationally wears out from the fan casing rear side, its characterized in that: the rear end of the fan blade rotating shaft is in transmission connection with the driving motor through a transmission device, and a cooling device is arranged on the fan blade rotating shaft in front of the transmission device and comprises an air cooling mechanism and a water cooling mechanism;
The air cooling mechanism is an axial flow fan, the axial flow fan comprises fan blades and a protective shell, the fan blades are coaxially and fixedly arranged on a fan blade rotating shaft, and the protective shell is overhead covered on the periphery of the fan blades;
The water cooling mechanism comprises a cooling water tank, a vane pump and a radiator, wherein the radiator comprises a radiating coil pipe and a supporting shell, the radiating coil pipe is overhead coiled on the periphery of a fan blade rotating shaft, the supporting shell is overhead covered on the periphery of the radiating coil pipe, and the radiating coil pipe is positioned in the downwind direction of the axial flow fan;
The vane pump comprises a stator pump shell, a disc rotor and telescopic vanes, wherein the disc rotor is coaxially and fixedly arranged on a fan blade rotating shaft, a plurality of telescopic vanes are arranged on the periphery of the disc rotor in a telescopic way, a pump body cavity is arranged in the middle of the stator pump shell, the disc rotor and the telescopic vanes are positioned in the pump cavity, and a pump outlet and a suction inlet are respectively formed in the upper side wall and the lower side wall of the pump body cavity;
The cooling water tank is arranged inside the fixed base, the suction inlet of the vane pump is inserted into the lower part of the liquid level of the cooling water tank through the water supply pipe, the pump outlet of the vane pump is connected to the water inlet of the cooling coil pipe through the water outlet pipe, and the water outlet of the cooling coil pipe is connected to the cooling water tank through the water return pipe.
2. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: the transmission device is a gear reducer, the front side and the rear side of the transmission device are respectively provided with an output shaft and an input shaft, and the input shaft and the output shaft of the transmission device are respectively connected with a driving motor and a fan blade rotating shaft through a coupler.
3. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: the rear side of the protective shell is provided with a cooling air inlet, and the front side of the protective shell is provided with a cooling air outlet; the rear side of the support shell is provided with a heat dissipation air inlet, and the front side of the support shell is provided with a heat dissipation air outlet; the heat dissipation air inlet is fixedly connected with the cooling air outlet coaxially.
4. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: the fan blade rotating shaft rotatably penetrates through the two sides of the stator pump shell in a sealing mode, the disc rotor is a flat iron disc, a plurality of blade slots are uniformly distributed in an annular mode on the circumferential edge of the disc rotor, a plurality of telescopic blades are correspondingly and telescopically arranged in each blade slot, an elliptical pump body cavity is arranged in the middle of the stator pump shell, and the outer ends of the telescopic blades of the disc rotor are in sliding contact with the pump body cavity.
5. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: a filter is arranged at the water inlet end of the water supply pipe; the water outlet end of the water return pipe is inserted into the top of the cooling water tank.
6. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: the heat dissipation coil is a spiral fin type heat dissipation coil.
7. The energy-saving cement kiln high temperature fan as claimed in claim 1, wherein: a water supplementing port is arranged at the top of the cooling water tank; the bottom is provided with a water outlet, and a drain valve is arranged on the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132389.4U CN221442897U (en) | 2024-01-19 | 2024-01-19 | Energy-saving cement kiln high-temperature fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132389.4U CN221442897U (en) | 2024-01-19 | 2024-01-19 | Energy-saving cement kiln high-temperature fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221442897U true CN221442897U (en) | 2024-07-30 |
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ID=92071889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420132389.4U Active CN221442897U (en) | 2024-01-19 | 2024-01-19 | Energy-saving cement kiln high-temperature fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221442897U (en) |
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2024
- 2024-01-19 CN CN202420132389.4U patent/CN221442897U/en active Active
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