CN216588679U - Windless air divider - Google Patents
Windless air divider Download PDFInfo
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- CN216588679U CN216588679U CN202122766432.1U CN202122766432U CN216588679U CN 216588679 U CN216588679 U CN 216588679U CN 202122766432 U CN202122766432 U CN 202122766432U CN 216588679 U CN216588679 U CN 216588679U
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Abstract
The utility model discloses a windless air divider, which comprises a box body, wherein the middle part of the upper end of the box body is fixedly provided with a main fan air inlet, the middle part of the lower end of the box body is fixedly provided with an air outlet, the left end of the box body is fixedly provided with an auxiliary fan air inlet, a sealing and blocking device is arranged inside the box body, the inner diameter of the main fan air inlet is the same as that of the auxiliary fan air inlet, and the sealing and blocking device is in contact with the inner wall of the box body. Through adopting the welding of iron system, sound construction to install joint strip between switching baffle and cavity, avoid the rigidity, get rid of the possibility that produces the spark, avoid reversing the possibility that produces the gas accident, guaranteed air distributor self intensity, improved the security, install joint strip simultaneously and can avoid pressure differential to produce and leak out, air door mechanism operation is nimble, main fan air intake is opened, vice fan air intake self-closing reduces the dryer angle, increases the amount of wind.
Description
Technical Field
The utility model relates to the technical field of air distributors, in particular to an air distributor without wind resistance.
Background
In the daily production of coal mines, in order to make safe work of mines, ventilation and gas prevention work of the mines are required. Local ventilation is an important component of mine ventilation, and the local ventilation is the key point of mine ventilation. If any link of local ventilation is in a problem, gas, mine dust and the like are easy to accumulate, even gas, coal dust and the like can be caused, and the conditions such as gas, coal dust and the like can bring threats to the property and staff life of enterprises, so that the mine ventilation is usually carried out by using the air distributor, and the traditional air distributor adopts a colloid material, so that the structure is not firm, air leakage is easy to cause, the air quantity of a working face is influenced, and potential safety hazards exist; the main fan outlet and the standby fan outlet of the existing air distributor have angles to form wind resistance, so that the air quantity of a working face is reduced, the wind speed is slowed down, and the fan performance is influenced after long-time use.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a windless air divider, which solves the problems of insecure structure, easy air leakage, influence on the air quantity of a working surface and potential safety hazard; the air quantity of the working face is reduced, and the air speed is slowed down.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a windage-free air divider, includes the box, the upper end middle part fixed mounting of box has the main blower air intake, the lower extreme middle part fixed mounting of box has the air outlet, the left end fixed mounting of box has vice fan air intake, the inside of box is provided with sealed stop device.
Preferably, sealed stop device includes the pivot, the front end fixed mounting of pivot has first positive and negative motor, the fixed surface of pivot installs the switching baffle, the right-hand member fixed mounting who switches the baffle has joint strip, pivot swing joint will seal stop device and box swing joint in the inside of box.
Preferably, the inner diameter of the air inlet of the main fan is the same as that of the air inlet of the auxiliary fan.
Preferably, the sealing and blocking device is in contact with the inner wall of the box body.
Preferably, the air inlet of the main fan and the air inlet of the auxiliary fan are both communicated with the air outlet.
Preferably, the upper end of the air inlet of the main fan and the upper end of the air inlet of the auxiliary fan are positioned on the same horizontal line.
Compared with the prior art, the utility model has the beneficial effects that:
1. this windage-free air divider, through adopting the welding of iron system, sound construction to install joint strip between switching baffle and cavity, avoid the rigidity, get rid of the possibility that produces the spark, avoid reversing the possibility that produces the gas accident, guaranteed air divider self intensity, improved the security, install joint strip simultaneously and can avoid pressure differential production to leak out.
2. The windless air divider has good air divider conversion performance and flexible operation of the air door mechanism, and when one fan works, the air inlet of the main fan is opened, the air inlet of the auxiliary fan is automatically closed, the angle of the air duct is reduced, and the air quantity is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the seal stop device of the present invention;
fig. 3 is a schematic plan view of the present invention.
In the figure: 1. a box body; 2. an air inlet of the main fan; 3. an air outlet; 4. an air inlet of the auxiliary fan; 5. a sealing and blocking device; 51. a rotating shaft; 52. a first positive and negative motor; 53. switching a baffle; 54. and sealing rubber strips.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a windless air divider comprises a box body 1, wherein a main fan air inlet 2 is fixedly installed in the middle of the upper end of the box body 1, an air outlet 3 is fixedly installed in the middle of the lower end of the box body 1, an auxiliary fan air inlet 4 is fixedly installed at the left end of the box body 1, and a sealing blocking device 5 is arranged inside the box body 1.
According to the utility model, the sealing and blocking device 5 comprises a rotating shaft 51, a first positive and negative motor 52 is fixedly installed at the front end of the rotating shaft 51, a switching baffle 53 is fixedly installed on the outer surface of the rotating shaft 51, a sealing rubber strip 54 is fixedly installed at the right end of the switching baffle 53, the rotating shaft 51 is movably connected inside the box body 1 to movably connect the sealing and blocking device 5 with the box body 1, and the sealing rubber strip 54 avoids rigidity, eliminates the possibility of generating sparks, avoids the possibility of generating gas accidents through reversion, ensures the strength of the air distributor, improves the safety, and can avoid air leakage caused by pressure difference due to the installation of the sealing rubber strip 54.
In the utility model, the inner diameter of the air inlet 2 of the main fan is the same as that of the air inlet 4 of the auxiliary fan, the sealing and blocking device 5 is contacted with the inner wall of the box body 1, and the upper end of the air inlet 2 of the main fan and the upper end of the air inlet 4 of the auxiliary fan are positioned on the same horizontal line.
In the utility model, the air inlet 2 of the main fan and the air inlet 4 of the auxiliary fan are both communicated with the air outlet 3, the air inlet 2 of the main fan is opened, and the air inlet 4 of the auxiliary fan is automatically closed, thereby reducing the angle of the air duct and increasing the air quantity.
When in use: this windage-free air divider, through adopting the welding of iron system, sound construction, and install joint strip 54 between switching baffle 53 and cavity, avoid the rigidity, get rid of the possibility that produces the spark, avoid reversing the possibility that produces the gas accident, air divider self intensity has been guaranteed, the security has been improved, it can avoid pressure differential to produce the air leakage to install joint strip 54 simultaneously, the mining main air fan windage-free air divider of improved generation, two wind channel mouths on the air divider dock with main, reserve mining local ventilation machine mouth respectively, after main, reserve ventilation machine air feeder change, the air divider accomplishes airflow channel's conversion automatically. The air door sealing performance in the air distributor is zero, the air leakage rate is zero, the resistance coefficient of the air inlet 2 of the main fan and the resistance coefficient of the air inlet 4 of the auxiliary fan are small, and the influence on the performance parameters of the fans is small. The air distributor has good conversion performance, the air door mechanism is flexible to operate, when one fan works, the air inlet 2 of the main fan is opened, the air inlet 4 of the auxiliary fan is automatically closed, the angle of the air duct is reduced, and the air quantity is increased.
In conclusion, the windage-free air divider is welded by adopting iron, has a firm structure, is provided with the sealing rubber strips 54, avoids rigidity, eliminates the possibility of spark generation, avoids the possibility of gas accident caused by reversion, ensures the strength of the air divider, improves safety, can avoid air leakage caused by pressure difference, adopts the exchange use of the air inlet 2 of the main fan and the air inlet 4 of the auxiliary fan, reduces the angle of an air duct, increases air quantity, solves the problems of insecure structure, easy air leakage, influence on the air quantity of a working surface and potential safety hazard; the air quantity of the working face is reduced, and the air speed is slowed down.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a windage-free air divider, includes box (1), its characterized in that, the upper end middle part fixed mounting of box (1) has main fan air intake (2), the lower extreme middle part fixed mounting of box (1) has air outlet (3), the left end fixed mounting of box (1) has vice fan air intake (4), the inside of box (1) is provided with sealed stop device (5).
2. The windless air splitter according to claim 1, wherein the sealing and blocking device (5) comprises a rotating shaft (51), a first forward and reverse motor (52) is fixedly mounted at the front end of the rotating shaft (51), a switching baffle (53) is fixedly mounted on the outer surface of the rotating shaft (51), a sealing rubber strip (54) is fixedly mounted at the right end of the switching baffle (53), and the rotating shaft (51) is movably connected inside the box body (1) to movably connect the sealing and blocking device (5) and the box body (1).
3. The windless air splitter according to claim 1, wherein the inner diameter of the primary fan inlet (2) is the same as the inner diameter of the secondary fan inlet (4).
4. A windless air splitter according to claim 1, wherein the sealing and blocking means (5) are in contact with the inner wall of the box (1).
5. The windless air splitter according to claim 1, wherein the primary fan inlet (2) and the secondary fan inlet (4) are both in communication with the outlet (3).
6. The windless air splitter according to claim 1, wherein the upper end of the primary fan inlet (2) and the upper end of the secondary fan inlet (4) are on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766432.1U CN216588679U (en) | 2021-11-12 | 2021-11-12 | Windless air divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766432.1U CN216588679U (en) | 2021-11-12 | 2021-11-12 | Windless air divider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216588679U true CN216588679U (en) | 2022-05-24 |
Family
ID=81645275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122766432.1U Active CN216588679U (en) | 2021-11-12 | 2021-11-12 | Windless air divider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216588679U (en) |
-
2021
- 2021-11-12 CN CN202122766432.1U patent/CN216588679U/en active Active
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