CN209815176U - High temperature resistant air shutter machine - Google Patents
High temperature resistant air shutter machine Download PDFInfo
- Publication number
- CN209815176U CN209815176U CN201920516633.6U CN201920516633U CN209815176U CN 209815176 U CN209815176 U CN 209815176U CN 201920516633 U CN201920516633 U CN 201920516633U CN 209815176 U CN209815176 U CN 209815176U
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- CN
- China
- Prior art keywords
- end cover
- blade
- blade axle
- cooling tube
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a close fan technical field, especially relate to a high temperature resistant closes fan. At present, when a high-temperature material is conveyed by a fan to be closed, a sealing ring on a blade shaft is easy to age due to high temperature, so that the service life of the sealing ring is greatly shortened, and the leakage of the fan is further caused to be closed. The utility model discloses a run through blade axle hole to the cooling tube subassembly to through lock nut and blade axle locking, cooling tube subassembly both ends are passed through cooling tube sealing washer and blade axle hole sealing connection, the cooling tube subassembly can cool off the blade axle, make the cooling tube subassembly can let in the cooling water and cool down to end cover sealing washer department in the blade axle hole, the cooling tube sealing washer can prevent that the cooling water from revealing simultaneously, has reduced the temperature of end cover sealing washer department effectively, has improved the temperature toleration of closing the fan. The utility model discloses mainly used closes the fan.
Description
Technical Field
The utility model relates to a close fan technical field, especially relate to a high temperature resistant closes fan.
Background
The air-tight machine is also called as an unloader, an air-tight valve and a rotary valve, the air-tight machine is divided into three types of common type, pressure-resistant type and high-temperature resistant type, the air-tight machine is arranged at a discharge outlet of the unloader working under negative pressure, the upper part of the air-tight machine receives materials discharged by the unloader, the air-tight machine plays a role in conveying the materials by a rotary impeller and plays a role in sealing, air is prevented from being sucked from the discharge outlet in the process of pneumatic conveying, and the normal discharge of the unloader is ensured. At present, when a high-temperature material is conveyed by a wind-break machine, a sealing ring on a blade shaft is easy to age due to high temperature, so that the service life of the sealing ring is greatly shortened, and the leakage of the wind-break machine is further caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a simple structure and high temperature resistant air lock that can cool down automatically machine.
The technical scheme of the utility model as follows:
a high-temperature-resistant air shutoff machine comprises a shell 1, an inner side end cover 2, an end cover sealing ring 3, a connecting seat 4, a speed reducing motor 5, a blade shaft assembly 6, a cooling pipe assembly 7, a locking nut 8, a bearing seat 9, a cooling pipe sealing ring 10 and an outer side end cover 13; the inner end cover 2 and the outer end cover 13 are arranged at two sides of the shell 1, the speed reducing motor 5 is connected with the outer end of the inner end cover 2 through the connecting seat 4, the blade shaft assembly 6 comprises a blade shaft 61, the blade shaft 61 penetrates through the shell 1 to be connected with the hollow shaft of the speed reducing motor 5, blades 62 are uniformly arranged on the outer diameter of the blade shaft 61 around the axis of the blade shaft 61, the blade shaft 61 is rotatably connected with the outer end cover 13 through a bearing seat 9, the blade shaft 61 is rotatably and hermetically connected with the inner end cover 2 and the outer end cover 13 through an end cover sealing ring 3, the blade shaft 61 is a hollow shaft, the cooling pipe assembly 7 penetrates through the inner hole of the blade shaft 61 and is locked with the blade shaft 61 through a locking nut 8, two ends of the cooling pipe assembly 7 are hermetically connected with the inner hole of the blade shaft 61 through a cooling pipe sealing ring 10, and the cooling pipe, make cooling tube subassembly can let in the cooling water and carry out cooling to end cover sealing washer department in the blade axle hole, the cooling tube sealing washer can prevent that the cooling water from revealing simultaneously, has reduced the temperature of end cover sealing washer department effectively, has improved the temperature toleration of closing the fan.
Preferably, the cooling tube assembly 7 comprises a cooling tube 71 and a rotary joint 72; the cooling pipe 71 penetrates through an inner hole of the blade shaft 61, one end of the cooling pipe is locked with the blade shaft 61 through a locking nut 8, a rotary joint 72 is arranged at the other end of the cooling pipe, and the rotary joint 72 is communicated with a water pump; the axial center of the cooling pipe 71 is provided with a water inlet 711 and a water outlet 712 in parallel, the cooling pipe 71 is provided with a spiral groove 713, and the water inlet 711 and the water outlet 712 are respectively connected with the end of the spiral groove 713, so that cooling water can uniformly exchange heat with the inner hole of the blade shaft through the spiral groove, and the cooling efficiency is effectively improved.
Preferably, the heat insulation plates 12 are arranged on the inner sides of the inner end cover 2 and the outer end cover 13, so that the heat insulation plates can prevent the heat inside the air-closing machine from being transferred to the end cover sealing ring through the inner end cover and the outer end cover, and the service life of the end cover sealing ring is effectively prolonged.
Preferably, a temperature sensor 11 is arranged in the outer side end cover 13, so that the temperature at the end cover sealing ring can be monitored in real time, the flow rate of cooling water is adjusted correspondingly, and the cooling flexibility is effectively improved.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a front view of the cooling tube of the present invention;
in the figure: the cooling structure comprises a shell 1, an inner end cover 2, an end cover sealing ring 3, a connecting seat 4, a speed reducing motor 5, a blade shaft assembly 6, a cooling pipe assembly 7, a locking nut 8, a bearing seat 9, a cooling pipe sealing ring 10, a temperature sensor 11, a heat insulation plate 12, an outer end cover 13, a blade shaft 61, a blade 62, a cooling pipe 71, a rotary joint 72, a water inlet hole 711, a water outlet hole 712 and a spiral groove 713.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, in a preferred embodiment of the present invention, the high temperature resistant air shutoff machine includes a housing 1, an inside end cap 2, an end cap seal ring 3, a connecting seat 4, a speed reduction motor 5, a blade shaft assembly 6, a cooling tube assembly 7, a lock nut 8, a bearing seat 9, a cooling tube seal ring 10 and an outside end cap 13; the inner end cover 2 and the outer end cover 13 are arranged at two sides of the shell 1, the speed reducing motor 5 is connected with the outer end of the inner end cover 2 through the connecting seat 4, the blade shaft assembly 6 comprises a blade shaft 61, the blade shaft 61 penetrates through the shell 1 to be connected with the hollow shaft of the speed reducing motor 5, blades 62 are uniformly arranged on the outer diameter of the blade shaft 61 around the axis of the blade shaft 61, the blade shaft 61 is rotatably connected with the outer end cover 13 through a bearing seat 9, the blade shaft 61 is rotatably and hermetically connected with the inner end cover 2 and the outer end cover 13 through an end cover sealing ring 3, the blade shaft 61 is a hollow shaft, the cooling pipe assembly 7 penetrates through the inner hole of the blade shaft 61 and is locked with the blade shaft 61 through a locking nut 8, two ends of the cooling pipe assembly 7 are hermetically connected with the inner hole of the blade shaft 61 through a cooling pipe sealing ring 10, the cooling pipe assembly 7 can cool the blade shaft 61, so, meanwhile, the cooling pipe sealing ring can prevent cooling water from leaking, the temperature of the end cover sealing ring is effectively reduced, and the temperature resistance of the air shutoff machine is improved. The cooling tube assembly 7 includes a cooling tube 71 and a rotary joint 72; the cooling pipe 71 penetrates through an inner hole of the blade shaft 61, one end of the cooling pipe is locked with the blade shaft 61 through a locking nut 8, a rotary joint 72 is arranged at the other end of the cooling pipe, and the rotary joint 72 is communicated with a water pump; the axis of the cooling pipe 71 is provided with a water inlet 711 and a water outlet 712 in parallel, the cooling pipe 71 is provided with a spiral groove 713, and the water inlet 711 and the water outlet 712 are respectively connected with the end to end of the spiral groove 713, so that cooling water uniformly exchanges heat with the inner hole of the blade shaft through the spiral groove, and the cooling efficiency is effectively improved. The heat insulation plates 12 are arranged on the inner sides of the inner side end cover 2 and the outer side end cover 13, so that heat inside the air-shutting machine is transferred to the end cover sealing ring through the inner side end cover and the outer side end cover, and the service life of the end cover sealing ring is effectively prolonged. The temperature sensor 11 is arranged in the outer end cover 13, so that the temperature at the position of the end cover sealing ring can be monitored in real time, the flow rate of cooling water is adjusted correspondingly, and the cooling flexibility is effectively improved.
The working principle is as follows:
the water pump (not drawn in the figure) passes through the inlet opening that the rotary joint pump was gone into the cooling tube to the cooling water, the cooling water flows through the helicla flute after that, flow back through the apopore, the cooling water carries out the heat exchange with blade axle hole uniformly, and then cool off end cover sealing washer department, the cooling tube sealing washer prevents simultaneously that the cooling water from revealing, the heat insulating board prevents to close the inside heat of fan and transmits end cover sealing washer department through inside end cover and outside end cover, temperature sensor carries out real time monitoring to the temperature of end cover sealing washer department simultaneously, improve the rotational speed of water pump and then accelerate the velocity of flow of cooling water when the high temperature, realize rapid cooling.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a high temperature resistant air shutter machine which characterized in that: the cooling device comprises a shell (1), an inner side end cover (2), an end cover sealing ring (3), a connecting seat (4), a speed reducing motor (5), a blade shaft assembly (6), a cooling pipe assembly (7), a locking nut (8), a bearing seat (9), a cooling pipe sealing ring (10) and an outer side end cover (13); the utility model discloses a fan blade, including casing (1), interior side end cover (2) and outside end cover (13), gear motor (5) are connected with interior side end cover (2) outer end through connecting seat (4), blade axle subassembly (6) include blade axle (61), blade axle (61) run through casing (1) and gear motor (5) hollow shaft and are connected blade (62) evenly are equipped with around blade axle (61) axle center on blade axle (61) external diameter, blade axle (61) are connected with outside end cover (13) rotation through bearing frame (9), blade axle (61) pass through end cover sealing washer (3) and interior side end cover (2) and outside end cover (13) rotation sealing connection, blade axle (61) are the hollow shaft, cooling tube subassembly (7) run through blade axle (61) hole to lock with blade axle (61) through lock nut (8), the cooling tube subassembly (7) both ends are passed through cooling tube sealing washer (10) and blade axle (61) hole sealing connection, cooling tube subassembly (7) can cool off blade axle (61).
2. The high temperature resistant air shutter according to claim 1, characterized in that: the cooling tube assembly (7) comprises a cooling tube (71) and a rotary joint (72); the cooling pipe (71) penetrates through an inner hole of the blade shaft (61), one end of the cooling pipe is locked with the blade shaft (61) through a locking nut (8), a rotary joint (72) is arranged at the other end of the cooling pipe, and the rotary joint (72) is communicated with the water pump; the cooling pipe is characterized in that a water inlet hole (711) and a water outlet hole (712) are arranged in parallel at the axis of the cooling pipe (71), a spiral groove (713) is formed in the cooling pipe (71), and the water inlet hole (711) and the water outlet hole (712) are respectively connected with the spiral groove (713) end to end.
3. The high temperature resistant air shutter according to claim 1, characterized in that: and heat insulation plates (12) are arranged on the inner sides of the inner side end cover (2) and the outer side end cover (13).
4. The high temperature resistant air shutter according to claim 1, characterized in that: a temperature sensor (11) is provided in the outer end cap (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920516633.6U CN209815176U (en) | 2019-04-16 | 2019-04-16 | High temperature resistant air shutter machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920516633.6U CN209815176U (en) | 2019-04-16 | 2019-04-16 | High temperature resistant air shutter machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209815176U true CN209815176U (en) | 2019-12-20 |
Family
ID=68880164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920516633.6U Expired - Fee Related CN209815176U (en) | 2019-04-16 | 2019-04-16 | High temperature resistant air shutter machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209815176U (en) |
-
2019
- 2019-04-16 CN CN201920516633.6U patent/CN209815176U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20210416 |