CN210859302U - Axial-flow type ventilation fan - Google Patents
Axial-flow type ventilation fan Download PDFInfo
- Publication number
- CN210859302U CN210859302U CN201922111354.4U CN201922111354U CN210859302U CN 210859302 U CN210859302 U CN 210859302U CN 201922111354 U CN201922111354 U CN 201922111354U CN 210859302 U CN210859302 U CN 210859302U
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- motor
- fan
- axial
- telescopic rod
- screw
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- 238000009423 ventilation Methods 0.000 title claims abstract description 17
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 19
- 238000010079 rubber tapping Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 6
- 241001330002 Bambuseae Species 0.000 abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 6
- 239000011425 bamboo Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model provides an axial-flow type ventilation fan. Axial-flow type ventilation fan includes fan shell, motor, impeller and buffer gear, there is motor section of thick bamboo through many axial distribution's connecting pipe fixed mounting in the fan shell, and set up a plurality of evenly distributed's through-hole on the connecting pipe, and motor section of thick bamboo and fan shell are coaxial, the motor passes through fixed establishment and installs in the motor section of thick bamboo, fixed establishment includes screw cap and self-tapping screw nail, and a plurality of specification is the same screw cap annular sets up and fixed mounting on the motor connection end, and sets up the screw through-hole that a plurality of annular set up on the motor section of thick bamboo that the motor connection end corresponds, a plurality of self-tapping screw nail inserts respectively and establishes to the screw through-hole in and extend to the screw cap through the mode of rotatory screwing up in, the impeller passes through screw fixed mounting on the output shaft of motor. The utility model provides an axial-flow type ventilation fan has the motor and is convenient for installation and radiating advantage.
Description
Technical Field
Background
A motor and related circuits need to be installed in the axial flow fan, wherein the axial flow fan comprises an outer fan barrel, a coaxial motor barrel is fixedly installed in the fan barrel through a reinforcing rib, the motor barrel is internally used for installing the motor, and a driving shaft of the motor extends out of one end of the motor barrel and is fixedly connected with the impeller through a flange plate; and the motor cylinder need to be fixedly connected.
The end part of the existing motor is only provided with a mounting hole, then the motor is placed in the motor barrel, one person puts a mounting nut in the motor barrel from the rear end of the barrel, and the other person puts a bolt in the motor barrel from the front end of the barrel along the mounting holes of the motor barrel and the motor, so that the two persons are matched to fix the motor barrel, and the operation is inconvenient.
Therefore, it is necessary to provide an axial-flow type ventilation fan to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a motor is convenient for installation and radiating axial-flow type ventilation fan.
The utility model provides an axial-flow type ventilation blower includes: the fan shell is internally and fixedly provided with a motor cylinder through a plurality of axially distributed connecting pipes, and the motor cylinder and the fan shell have the same axle center; the motor is installed in the motor barrel through a fixing mechanism, the fixing mechanism comprises a threaded cap and self-tapping threaded nails, a plurality of threaded caps with the same specification are annularly arranged and fixedly installed on the motor connecting end, a plurality of annularly arranged threaded through holes are formed in the motor barrel corresponding to the motor connecting end, and a plurality of self-tapping threaded nails are respectively inserted into the threaded through holes and extend into the threaded cap in a rotating and screwing mode; the impeller is fixedly arranged on an output shaft of the motor through a screw; the bottom of the fan shell is connected with the bottom plate through a plurality of buffering mechanisms with the same specification.
Preferably, buffer gear includes telescopic link, carriage, slider, spring, stationary blade and catch bar, the one end and the fan shell bottom fixed connection of telescopic link, and the other end of telescopic link and the last fixed surface of bottom plate are connected, all install the carriage on the bottom plate of telescopic link both sides, and the cover is equipped with sliding connection's slider on the carriage, it has the spring to cluster on the carriage, the stationary blade is all installed to the both sides wall at telescopic link top, and all articulates on two stationary blades has catch bar, two the bottom of catch bar is articulated with adjacent slider top respectively.
Preferably, one end of the spring is fixedly connected with the inner wall of the sliding frame far away from the telescopic rod, and the other end of the spring is fixedly connected with the inner wall of the sliding block far away from the telescopic rod.
Preferably, the connecting pipe is provided with a plurality of through holes which are uniformly distributed.
Preferably, a plurality of heat dissipation through cavities which are uniformly distributed are formed in the shell of the motor.
Preferably, two mounting frames are fixedly mounted at the bottom of the bottom plate.
Compared with the prior art, the utility model provides an axial-flow type ventilation blower has following beneficial effect:
the utility model provides an axial-flow type ventilation fan, place the motor in the motor section of thick bamboo, only need attack self tapping screw nail from the outside alone, and make and pass screw through hole and screw cap screw thread fixed connection on the motor section of thick bamboo, and because set up a plurality of heat dissipation logical chambeies on the motor, consequently the stator core part on the motor exposes in the air, make the stator core position contact with the air completely, this internal heat of motor has further been improved and has been gived off, and the heat that the motor gived off gives off to the fan shell outside through the through-hole on the connecting pipe.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of an axial flow blower according to the present invention;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure shown at B in fig. 1.
Reference numbers in the figures: 1. the fan shell, 2, motor barrel, 3, connecting pipe, 4, motor, 5, fixed establishment, 51, screw cap, 52, self tapping screw nail, 6, impeller, 7, through-hole, 8, bottom plate, 9, buffer gear, 91, telescopic link, 92, carriage, 93, slider, 94, spring, 95, stationary blade, 96, catch bar, 9a, mounting bracket, 9b, heat dissipation lead to the chamber.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an axial-flow blower according to the present invention; FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1; fig. 3 is an enlarged schematic view of the structure shown at B in fig. 1. The axial flow ventilation fan includes: fan shell 1, motor 4, impeller 6 and buffer gear 9.
In the specific implementation process, as shown in fig. 1 and fig. 2, a motor barrel 2 is fixedly installed in the fan casing 1 through a plurality of axially distributed connecting pipes 3, the connecting pipe 3 is provided with a plurality of through holes 7 which are evenly distributed, the motor cylinder 2 and the fan shell 1 have the same axle center, the motor 4 is arranged in the motor barrel 2 through a fixing mechanism 5, the fixing mechanism 5 comprises a thread cap 51 and a self-tapping thread nail 52, a plurality of thread caps 51 with the same specification are annularly arranged and fixedly arranged on the connecting end of the motor 4, a plurality of thread through holes which are arranged in an annular shape are arranged on the motor barrel 2 corresponding to the connecting end of the motor 4, a plurality of self-tapping thread nails 52 are respectively inserted into the thread through holes and extend into the thread cap 51 in a rotating and screwing mode, the impeller 6 is fixedly arranged on the output shaft of the motor 4 through screws, wherein, a plurality of heat dissipation through cavities 9b which are uniformly distributed are arranged on the shell of the motor 4.
It should be noted that: when installing motor 4, place motor 4 in motor barrel 2, only need one person attack self tapping screw 52 from the outside, and make and pass through screw through-hole and screw cap 51 screw thread fixed connection on the motor barrel 2, and because the logical chamber 9b of a plurality of heat dissipations has been seted up on motor 4, consequently the stator core part on motor 4 exposes in the air, make the stator core position contact with the air completely, further improved the heat dissipation in the motor 4 body, and the heat that motor 4 gived off gives off to fan shell 1 outside through-hole 7 on the connecting pipe 3.
Referring to fig. 1 and 3, the bottom of the fan casing 1 is connected to the bottom plate 8 through a plurality of the same-sized buffer mechanisms 9, the buffer mechanisms 9 include an expansion link 91, a sliding frame 92, a sliding block 93, a spring 94, a fixing plate 95 and a pushing rod 96, one end of the expansion link 91 is fixedly connected to the bottom of the fan casing 1, the other end of the expansion link 91 is fixedly connected to the upper surface of the bottom plate 8, the sliding frame 92 is mounted on the bottom plate 8 on both sides of the expansion link 91, the sliding frame 92 is sleeved with the sliding block 93 in a sliding connection, the spring 94 is strung on the sliding frame 92, one end of the spring 94 is fixedly connected to the inner wall of the sliding frame 92 away from the expansion link 91, the other end of the spring 94 is fixedly connected to the inner wall of the sliding block 93 away from the expansion link 91, the fixing plates 95 are mounted on both side walls of, the bottoms of the two pushing rods 96 are respectively hinged with the tops of the adjacent sliding blocks 93.
Wherein, the bottom fixed mounting of bottom plate 8 has two mounting brackets 9a, and the fan of being convenient for is installed.
It should be noted that: through mounting bracket 9a with fan fixed mounting in the installing zone, when the fan started, because the during operation of motor 4 can produce vibrations, fan shell 1 can vibrations downwards to telescopic link 91 receives the shrink, meanwhile at catch bar 96's impetus, makes two sliders 93 be the phase separation motion along carriage 92, thereby slider 93 compresses the spring 94 on carriage 92, plays the cushioning effect to equipment, has improved the stability of equipment.
The utility model provides an axial-flow type ventilation fan's theory of operation as follows:
when the motor 4 is installed, the motor 4 is placed in the motor barrel 2, only one person needs to tap the self-tapping screw 52 from the outside, and the screw through hole penetrating through the motor barrel 2 is fixedly connected with the screw cap 51 through the screw, and the motor 4 is provided with the plurality of heat dissipation through cavities 9b, so that the stator core part on the motor 4 is exposed in the air, the stator core part is completely contacted with the air, the heat dissipation in the motor 4 body is further improved, the heat dissipated by the motor 4 is dissipated to the outside of the fan shell 1 through the through hole 7 on the connecting pipe 3, the service life of the motor 4 is prolonged, the fan is fixedly installed in an installation area through the installation frame 9a, when the fan is started, the fan shell 1 can vibrate downwards due to the vibration generated when the motor 4 works, so that the telescopic rod 91 is contracted, and simultaneously, the pushing action of the push rod 96, the two sliding blocks 93 move away from each other along the sliding frame 92, so that the sliding blocks 93 compress the spring 94 on the sliding frame 92, the device is buffered, and the stability of the device is improved.
The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An axial-flow type ventilation fan, characterized by comprising:
the fan shell (1), a motor cylinder (2) is fixedly installed in the fan shell (1) through a plurality of axially distributed connecting pipes (3), and the motor cylinder (2) and the fan shell (1) are coaxial;
the motor (4) is installed in the motor barrel (2) through a fixing mechanism (5), the fixing mechanism (5) comprises a threaded cap (51) and self-tapping threaded nails (52), a plurality of threaded caps (51) with the same specification are annularly arranged and fixedly installed at the connecting end of the motor (4), a plurality of annularly arranged threaded through holes are formed in the motor barrel (2) corresponding to the connecting end of the motor (4), and a plurality of self-tapping threaded nails (52) are respectively inserted into the threaded through holes and extend into the threaded caps (51) in a rotating and screwing mode;
the impeller (6), the said impeller (6) is fixed on output shaft of the electrical machinery (4) through the screw;
the bottom of the fan shell (1) is connected with the bottom plate (8) through the buffer mechanisms (9) with the same specifications.
2. The axial flow blower fan according to claim 1, characterised in that the damping mechanism (9) comprises a telescopic rod (91), a sliding bracket (92), a sliding block (93), a spring (94), a fixing plate (95) and a push rod (96), one end of the telescopic rod (91) is fixedly connected with the bottom of the fan housing (1), and the other end of the telescopic rod (91) is fixedly connected with the upper surface of the bottom plate (8), sliding frames (92) are respectively arranged on the bottom plates (8) at the two sides of the telescopic rod (91), a sliding block (93) in sliding connection is sleeved on the sliding frame (92), a spring (94) is strung on the sliding frame (92), two side walls at the top of the telescopic rod (91) are both provided with fixing pieces (95), and the two fixing pieces (95) are hinged with push rods (96), and the bottoms of the two push rods (96) are respectively hinged with the tops of the adjacent sliding blocks (93).
3. The axial flow ventilation and supply fan of claim 2, wherein one end of the spring (94) is fixedly connected to the inner wall of the sliding frame (92) away from the telescopic rod (91), and the other end of the spring (94) is fixedly connected to the inner wall of the sliding block (93) away from the telescopic rod (91).
4. The axial flow type ventilation and air supply fan according to claim 1, wherein the connecting pipe (3) is provided with a plurality of through holes (7) which are uniformly distributed.
5. The axial flow ventilation and air supply fan as claimed in claim 1, wherein the housing of the motor (4) is provided with a plurality of uniformly distributed heat dissipation through cavities (9 b).
6. The axial flow ventilation blower according to claim 1, characterized in that two mounting brackets (9a) are fixedly mounted to the bottom of the bottom plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922111354.4U CN210859302U (en) | 2019-11-30 | 2019-11-30 | Axial-flow type ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922111354.4U CN210859302U (en) | 2019-11-30 | 2019-11-30 | Axial-flow type ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210859302U true CN210859302U (en) | 2020-06-26 |
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ID=71301304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922111354.4U Active CN210859302U (en) | 2019-11-30 | 2019-11-30 | Axial-flow type ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210859302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567117A (en) * | 2022-01-20 | 2022-05-31 | 上海大速科技有限公司 | Flame-proof type three-phase asynchronous motor for fan |
-
2019
- 2019-11-30 CN CN201922111354.4U patent/CN210859302U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567117A (en) * | 2022-01-20 | 2022-05-31 | 上海大速科技有限公司 | Flame-proof type three-phase asynchronous motor for fan |
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| GR01 | Patent grant | ||
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Denomination of utility model: An axial flow ventilation fan Effective date of registration: 20231113 Granted publication date: 20200626 Pledgee: Bank of Changsha Co.,Ltd. Changde High tech Zone Sub branch Pledgor: HUNAN TIANSHENGYUAN FIRE-FIGHTING TECHNOLOGY Co.,Ltd. Registration number: Y2023980065123 |