CN215333533U - External hypsokinesis centrifugal fan - Google Patents
External hypsokinesis centrifugal fan Download PDFInfo
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- CN215333533U CN215333533U CN202121307599.5U CN202121307599U CN215333533U CN 215333533 U CN215333533 U CN 215333533U CN 202121307599 U CN202121307599 U CN 202121307599U CN 215333533 U CN215333533 U CN 215333533U
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Abstract
The utility model discloses an external backward-tilting centrifugal fan which comprises a device base, wherein the device base comprises a mounting base, a fan mounting groove, a motor supporting rod and a motor mounting frame, a fan part is fixedly mounted on the upper surface of the device base and comprises a fan main box, a fan mounting chamber, an air inlet window and an air supply disk channel, a fan host is fixedly mounted in the fan part and comprises a wind shield, a motor connecting shaft, a fan blade mounting disk, a fan blade, an air outlet ring opening and an air limiting ring, a connecting pipe air outlet part is welded and mounted at the upper end of the fan part and comprises an external connecting pipe, an air outlet channel, an external pipe connecting groove and a fixing connecting piece. The external backward-inclined centrifugal fan is more convenient and compact to connect with the outer pipe, is suitable for occasions needing continuous and uninterrupted ventilation, can be carried after being disassembled, and is convenient to transport.
Description
Technical Field
The utility model relates to the field of centrifugal fans, in particular to an external backward-tilting centrifugal fan.
Background
The centrifugal fan is a machine which increases gas pressure and discharges gas by means of input mechanical energy, is a driven fluid machine and is widely applied to various fields; the existing centrifugal fan has certain defects when in use, is connected with the outer pipe in a rope system mode, is complicated in connection and not tight enough, and can only replace the fan or stop working for maintenance when the motor goes wrong in a working environment in which ventilation is needed to be continued, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an external backward-tilting centrifugal fan which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides an external hypsokinesis centrifugal fan, includes the device base, the device base includes mounting base, fan mounting groove, motor branch and motor mounting bracket, fixed surface installs the fan part on the device base, fixed mounting has the fan host computer in the fan part, fan part upper end welded mounting has takeover air-out spare, takeover air-out spare is including outer takeover, air outlet duct, outer tube coupling groove and fixed union piece.
Preferably, the fan mounting groove has been seted up to mounting base upside surface, fan mounting groove one side fixed welding installs motor branch, motor branch upper end fixed welding installs the motor mounting bracket.
Preferably, the fan part comprises a fan main box, a fan installation chamber, an air inlet window and an air supply disk channel, the fan installation chamber is arranged in the fan main box, the air inlet window is arranged on the surface of one side of the fan main box, and the air supply disk channel is welded on the surface of the side of the fan main box in a surrounding mode.
Preferably, the fan host computer includes deep bead, motor spiale, flabellum sabot, blast fan leaf, air-out ring opening and limit wind ring, deep bead middle part movable mounting has the motor spiale, motor spiale one end fixed mounting has the flabellum sabot, flabellum sabot side surface fixed welding installs the blast fan leaf, the air-out ring opening has been seted up in the blast fan leaf outside, blast fan leaf one side swing joint has the limit wind ring.
Preferably, an air outlet channel is formed in the outer connecting pipe, an outer pipe connecting groove is formed in the pipe wall of the outer connecting pipe at the position of the air outlet channel, and a fixing connecting piece is fixedly welded in the outer pipe connecting groove.
Preferably, the air supply disc channel bottom side that the fan owner case outside encircles is fixed mounting in the fan mounting groove, the fan host computer is installed in the fan mounting chamber, outer takeover seal welded mounting is in air supply disc channel mouth department, motor mounting bracket department installs the control motor through fixed part, motor spiale one end is through the connection structure of installation and control motor spindle interconnect.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the port of the external pipeline is inserted into the external pipe connecting groove, and the external pipeline is fixedly connected by the fixing connecting piece, so that the problems of troublesome connection, loose connection and performance waste of the traditional connecting modes such as sleeving connection or lacing connection and the like are solved.
Drawings
FIG. 1 is a schematic view of an overall structure of an external retroversion centrifugal fan according to the present invention;
FIG. 2 is a schematic diagram of a fan main unit of an external backward inclined centrifugal fan according to the present invention;
FIG. 3 is a schematic view of a base of an external retroversion centrifugal fan according to the present invention;
fig. 4 is a sectional view of a connecting pipe air outlet member of the external backward tilting centrifugal fan of the present invention.
In the figure: 1. a device base; 101. mounting a base; 102. a fan mounting groove; 103. a motor strut; 104. a motor mounting bracket; 2. a fan component; 201. a main fan box; 202. a fan installation chamber; 203. an air inlet window; 204. an air supply channel; 3. a fan host; 301. a wind deflector; 302. a motor connecting shaft; 303. loading the fan blades into a disc; 304. a blower fan blade; 305. an air outlet ring opening; 306. a wind limiting ring; 4. connecting a pipe air outlet piece; 401. an external connection pipe; 402. an air outlet channel; 403. the outer pipe is connected with the groove; 404. and fixing the connecting piece.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-4, an external backward-tilting centrifugal fan comprises a device base 1, wherein the device base 1 comprises a mounting base 101, a fan mounting groove 102, a motor supporting rod 103 and a motor mounting rack 104, a fan part 2 is fixedly mounted on the upper surface of the device base 1, a fan host 3 is fixedly mounted in the fan part 2, a connecting pipe air outlet part 4 is welded and mounted at the upper end of the fan part 2, and the connecting pipe air outlet part 4 comprises an external connecting pipe 401, an air outlet channel 402, an external connecting groove 403 and a fixing connecting piece 404;
a fan mounting groove 102 is formed in the upper side surface of the mounting base 101, a motor supporting rod 103 is fixedly welded on one side of the fan mounting groove 102, and a motor mounting frame 104 is fixedly welded on the upper end of the motor supporting rod 103; the fan component 2 comprises a fan main box 201, a fan installation chamber 202, an air inlet window 203 and an air supply disk channel 204, wherein the fan installation chamber 202 is arranged in the fan main box 201, the air inlet window 203 is arranged on the surface of one side of the fan main box 201, and the air supply disk channel 204 is welded on the surface of the side of the fan main box 201 in a surrounding manner; the fan host 3 comprises a wind shield 301, a motor connecting shaft 302, a fan blade tray 303, a blowing fan blade 304, an air outlet ring port 305 and an air limiting ring 306, the motor connecting shaft 302 is movably mounted in the middle of the wind shield 301, the fan blade tray 303 is fixedly mounted at one end of the motor connecting shaft 302, the blowing fan blade 304 is fixedly welded and mounted on the side surface of the fan blade tray 303, the air outlet ring port 305 is formed in the outer side of the blowing fan blade 304, and one side of the blowing fan blade 304 is movably connected with the air limiting ring 306; an air outlet channel 402 is formed in the external connecting pipe 401, an external connecting groove 403 is formed in the pipe wall of the external connecting pipe 401 at the opening of the air outlet channel 402, and a fixing connector 404 is fixedly welded in the external connecting groove 403; the bottom side of an air supply disk channel 204 surrounded by the outer side of a fan main box 201 is fixedly installed in a fan installation groove 102, a fan host 3 is installed in a fan installation chamber 202, an external connection pipe 401 is installed at the opening of the air supply disk channel 204 in a sealing and welding mode, a control motor is installed at a motor installation frame 104 through a fixing part, and one end of a motor connecting shaft 302 is connected with a control motor shaft through an installed connecting structure.
It should be noted that the present invention is an external backward-inclined centrifugal fan, when in use, the port of the external pipe is inserted into the external pipe connecting groove 403, and the external pipe is fixedly connected by the fixing connecting piece 404, thus solving the problems of troublesome connection, loose connection and performance waste of the traditional connecting methods such as sleeving connection or lacing connection, etc., the present invention is simple to use, when the control motor has problems, the damaged motor can be detached from the motor mounting bracket 104, the motor can be replaced with a new one, the motor can be reconnected by the connecting structure at one end of the motor connecting shaft 302, the continuous ventilation work can be continued, the time for motor maintenance can be avoided, so as to be suitable for the occasion requiring continuous and uninterrupted ventilation work, such as underground work, and convenient to use, meanwhile, when in transportation, the fan component 2 can be detached from the mounting base 101 from the fan mounting groove 102, and the motor can be detached from the motor mounting bracket 104, and then the transportation work can be carried out, the transportation is convenient.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an external hypsokinesis centrifugal fan which characterized in that: including device base (1), device base (1) includes mounting base (101), fan mounting groove (102), motor branch (103) and motor mounting bracket (104), fixed surface installs fan part (2) on device base (1), fan part (2) internal fixation installs fan host computer (3), fan part (2) upper end welded mounting has takeover air-out spare (4), takeover air-out spare (4) are including outer takeover (401), air outlet duct (402), outer tube joint groove (403) and fixed connector (404).
2. The external retroversion centrifugal fan of claim 1, wherein: fan mounting groove (102) have been seted up to mounting base (101) upside surface, fan mounting groove (102) one side fixed welding installs motor branch (103), motor branch (103) upper end fixed welding installs motor mounting bracket (104).
3. The external retroversion centrifugal fan of claim 2, wherein: the fan component (2) comprises a fan main box (201), a fan installation chamber (202), an air inlet window (203) and an air supply disc channel (204), the fan installation chamber (202) is formed in the fan main box (201), the air inlet window (203) is formed in one side surface of the fan main box (201), and the air supply disc channel (204) is installed on the side surface of the fan main box (201) in a surrounding welding mode.
4. The external retroversion centrifugal fan of claim 3, wherein: fan host (3) include deep bead (301), motor spiale (302), flabellum sabot (303), blowing fan leaf (304), air outlet ring mouth (305) and limit wind ring (306), deep bead (301) middle part movable mounting has motor spiale (302), motor spiale (302) one end fixed mounting has flabellum sabot (303), flabellum sabot (303) side surface fixed welding installs blowing fan leaf (304), air outlet ring mouth (305) have been seted up in blowing fan leaf (304) outside, blowing fan leaf (304) one side swing joint has limit wind ring (306).
5. The external retroversion centrifugal fan of claim 4, wherein: an air outlet channel (402) is formed in the outer connecting pipe (401), an outer connecting groove (403) is formed in the pipe wall of the outer connecting pipe (401) at the opening of the air outlet channel (402), and a fixing connector (404) is fixedly welded in the outer connecting groove (403).
6. The external retroversion centrifugal fan of claim 5, wherein: air supply dish that fan owner case (201) outside was encircleed says (204) bottom side fixed mounting in fan mounting groove (102), install in fan installation room (202) fan host computer (3), outer takeover (401) seal welding installs in air supply dish says (204) a mouthful department, motor mounting bracket (104) department installs the control motor through fixed part, motor spiale (302) one end is through the connection structure and the control motor spindle interconnect of installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121307599.5U CN215333533U (en) | 2021-06-11 | 2021-06-11 | External hypsokinesis centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121307599.5U CN215333533U (en) | 2021-06-11 | 2021-06-11 | External hypsokinesis centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215333533U true CN215333533U (en) | 2021-12-28 |
Family
ID=79557365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121307599.5U Active CN215333533U (en) | 2021-06-11 | 2021-06-11 | External hypsokinesis centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215333533U (en) |
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2021
- 2021-06-11 CN CN202121307599.5U patent/CN215333533U/en active Active
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