CN203823988U - Guiding device for tail-end air - Google Patents
Guiding device for tail-end air Download PDFInfo
- Publication number
- CN203823988U CN203823988U CN201420121995.2U CN201420121995U CN203823988U CN 203823988 U CN203823988 U CN 203823988U CN 201420121995 U CN201420121995 U CN 201420121995U CN 203823988 U CN203823988 U CN 203823988U
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- Prior art keywords
- air outlet
- main cylinder
- air
- outlet group
- group
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Abstract
The utility model discloses a guiding device for tail-end air. The guiding device is characterized by comprising a main barrel and air outlet sets, wherein the lower end of the main barrel is closed; an air inlet is arranged at the upper end of the main barrel; three air outlet sets are arranged; the three air outlet sets are successively named as a first air outlet set, a second air outlet set and a third air outlet set according to the sequence from bottom to top; the three air outlet sets are all arranged on the outer periphery of the same semi-side wall of the main barrel. In the three layers of air outlet sets of the guiding device for tail-end air, the angles of the air outlets of each air outlet set are different, the air outlet on the lower side is located in the horizontal direction, the air outlet in the middle has a certain angle with the horizontal direction, the inclined angle between the air outlet on the upper side and the horizontal direction is larger than the inclined angle between the air outlet in the middle and the horizontal direction, and the backflow and eddy in a cabin space are effectively reduced.
Description
Technical field
The utility model relates to a kind of vent air guiding device that supporting existing ventilation equipment is used during building for freighter.
Background technology
Welding and painting operation are that freighter is built the most topmost work post in process, and in these two kinds of operation process, capital produces the hazard factor that has a strong impact on workers ' health, as: dust, toxic and harmful, noise, vibration, radioactivity etc. are wherein especially serious with toxic dust.According to GB/T5817-2009 " dust work place Harm level classification ", at welding and the painting area of China's freighter cabin, if do not taked except toxic dust measure, the extent of injury is the grade in II level (severe overweight) all.
In order to improve workman's operation site surrounding condition, freighter is built the on-the-spot film ventilation duct that conventionally adopts and is connected on ventilation blower toward cabin air-supply, and operating worker as required, is temporarily fixed near operating location ventilation duct facing to blowing.But, the effect of the ventilating system discharge toxic dust forming is like this very undesirable, can produce belowdecks a large amount of backflows and eddy current, most of toxic dust has just been transferred to other spatial dimension of cabin near workman's operation place, if there are multiple workmans to construct simultaneously, can make operating environmental condition poorer.
Utility model content
The purpose of this utility model is to provide a kind of raising simple in structure, obvious and discharges the effect of toxic dust and can build the end air guide device that ventilation equipment is used by supporting existing freighter.
The basic technical scheme of realizing the utility model object is: a kind of end air guide device, its design feature is: comprise main cylinder and air outlet group.The lower end closed setting of main cylinder, the upper end of main cylinder is provided with air inlet.Air outlet group has 3 groups, and 3 groups of air outlet groups are once called the first air outlet group, the second air outlet group and the 3rd air outlet group according to order from bottom to up.3 groups of air outlet groups are all arranged in the same half side-view periphery of main cylinder.
Described the first air outlet group comprises 1 to 6 lower air outlet, and each lower air outlet all communicates with the inside of main cylinder, and the axis of each lower air outlet is all along the radially setting of main cylinder.
Described the second air outlet group comprises 1 to 6 centre air vent, and each centre air vent all communicates with the inside of main cylinder, and the angle α of the axis of each centre air vent and the axis of main cylinder is 45 degree to 55 degree.
Described the 3rd air outlet group comprises 1 to 6 upper air outlet, and each upper air outlet all communicates with the inside of main cylinder, and the angle β of the axis of each upper air outlet and the axis of main cylinder is 25 degree to 35 degree.
Taking above-mentioned basic technical scheme as basic technical scheme be: described main cylinder adopts copper material to make.The air outlet of described each air outlet group adopts copper material to make.
Taking above-mentioned each appropriate technical solution as basic technical scheme be: the ringwise fixed groove that the top of main cylinder is also circumferentially with outward opening along it, fixed groove is positioned at air inlet downside.
Taking above-mentioned each appropriate technical solution as basic technical scheme be: the each lower air outlet of the first air outlet group of air outlet group is arranged on a half side-view of main cylinder along the circumferential uniformly-spaced angle of main cylinder.Each centre air vent of the second air outlet group of air outlet group is arranged on the half side-view of main cylinder at the first air outlet group place along the circumferential uniformly-spaced angle of main cylinder, and corresponding on upper-lower position with the each lower air outlet of the first air outlet group.The each upper air outlet of the 3rd air outlet group of air outlet group is arranged on the half side-view of main cylinder at the first air outlet group place along the circumferential uniformly-spaced angle of main cylinder, and corresponding on upper-lower position with the each lower air outlet of the first air outlet group.
The utlity model has positive effect: (1) the utility model is simple in structure, there is different directions by the distinguished and admirable of three layers of air outlet groups discharge, and can reach suitable speed, can realize whole cabin space air feed.(2) the utility model adopts copper material, has avoided generation of static electricity.(3) the utility model is provided with three layers of air outlet group, the angle difference of the air outlet of every group of air outlet group, the air outlet that is positioned at below is horizontal direction, air outlet in the middle of being positioned at an angle to the horizontal direction, air outlet in the middle of air outlet above being positioned at and the angle of horizontal direction are positioned at and the angle of horizontal direction are larger, effectively reduce backflow and eddy current in cabin space.(4) the utility model is built while using in process at freighter, be placed on cabin bottom, make distinguished and admirable can ventilation to whole cabin space through water conservancy diversion, and form a kind of one-way gas flow in cabin spatial dimension, greatly strengthened the effect of cabin discharge toxic dust.
Brief description of the drawings
Fig. 1 is stereogram of the present utility model;
Fig. 2 is structural representation of the present utility model during from the forward observation of Fig. 1;
Fig. 3 is the A-A cutaway view in Fig. 2;
Fig. 4 is the schematic diagram of end air guide device of the present utility model while being applied in freighter cabin, and wherein end air guide device adopts simple signal.
Mark in above-mentioned accompanying drawing is as follows:
End air guide device 1, main cylinder 11, air inlet 11-1, fixed groove 11-2, air outlet group 12, the first air outlet group 12-1, lower air outlet 12-1a, the second air outlet group 12-2, centre air vent 12-2a, the 3rd air outlet group 12-3, upper air outlet 12-3a,
Cabin 2, cabin base plate 21, side sheets 22, deck 23, the first hatch 23-1, the second hatch 23-2,
Pressure fan 3, air exhauster 4, film ventilation duct 5, lower end free end 5-1.
Detailed description of the invention
The description in orientation of the present utility model is carried out according to the orientation shown in Fig. 1, is also the direction up and down that the direction up and down shown in Fig. 1 is description, and a side of court of Fig. 1 institute is front, and a side who deviates from Fig. 1 is rear.
(embodiment 1)
See Fig. 1 and Fig. 2, end air guide device 1 of the present utility model comprises main cylinder 11 and air outlet group 12.Main cylinder 11 is made for copper material.The lower end closed setting of main cylinder 11, the upper end of main cylinder 11 is provided with air inlet 11-1, the ringwise fixed groove 11-2 that the top of main cylinder 11 is also circumferentially with outward opening along it, fixed groove 11-2 is positioned at air inlet 11-1 downside.
See Fig. 1 and Fig. 2, air outlet group 12 has 3 groups, and 3 groups of air outlet groups 12 are once called the first air outlet group 12-1, the second air outlet group 12-2 and the 3rd air outlet group 12-3 according to order from bottom to up.3 groups of air outlet groups 12 are all positioned in the same half side-view periphery of main cylinder 11.The air outlet of each air outlet group 12 is made up of copper material.
See Fig. 1 to Fig. 3, the first air outlet group 12-1 comprises 1 to 6 lower air outlet 12-1a, and the present embodiment is 5.Each lower air outlet 12-1a is arranged on a half side-view of main cylinder 11 along the circumferential uniformly-spaced angle of main cylinder 11, and each lower air outlet 12-1a all communicates with the inside of main cylinder 11.The axis of each lower air outlet 12-1a is all along the radially setting of main cylinder 11.
See Fig. 1 and Fig. 2, the second air outlet group 12-2 comprises the centre air vent 12-2a that quantity is identical with the quantity of the lower air outlet 12-1a of the first air outlet group 12-1, and the present embodiment is 5.Each centre air vent 12-2a is arranged on the half side-view of main cylinder 11 at the first air outlet group 12-1 place along the circumferential uniformly-spaced angle of main cylinder 11, and corresponding on upper-lower position with the each lower air outlet 12-1a of the first air outlet group 12-1.Each centre air vent 12-2a all communicates with the inside of main cylinder 11, and the angle α of the axis of the axis of each centre air vent 12-2a and main cylinder 11 is 45 degree to 55 degree, and the present embodiment is 51 degree.
See Fig. 1 and Fig. 2, the 3rd air outlet group 12-3 comprises the upper air outlet 12-3a that quantity is identical with the quantity of the lower air outlet 12-1a of the first air outlet group 12-1, and the present embodiment is 5.Each upper air outlet 12-3a is arranged on the half side-view of main cylinder 11 at the first air outlet group 12-1 place along the circumferential uniformly-spaced angle of main cylinder 11, and corresponding on upper-lower position with the each lower air outlet 12-1a of the first air outlet group 12-1.Each upper air outlet 12-3a all communicates with the inside of main cylinder 11, and the angle β of the axis of the axis of each upper air outlet 12-3a and main cylinder 11 is 25 degree to 35 degree, and the present embodiment is 31 degree.
See Fig. 4, the end air guide device 1 of the present embodiment can be built ventilation equipment use by supporting existing freighter.Orientation when its orientation is described with end air guide device 1 in the time describing is consistent, also the left that is Fig. 4 is the rear of describing, the right-hand front for describing of Fig. 4, and Fig. 4's is upper and lower for what describe up and down, one side of court of Fig. 4 institute is left, and a side who deviates from Fig. 4 is right-hand.This freighter is built ventilation equipment and is comprised pressure fan 3, air exhauster 4 and film ventilation duct 5.Cabin 2 comprises cabin base plate 21, side sheets 22 and deck 23.Deck 23 rear sides and front side are respectively equipped with the first hatch 23-1 and the second hatch 23-2.
Pressure fan 3 is placed on deck 23, and is positioned near the first hatch 23-1.
End air guide device 1 is placed on cabin base plate 21, and is positioned at the rear of cabin 2, the side sheets 22 at the close rear that is positioned at cabin 2.The half side-view of the main cylinder 11 at each air outlet group 12 places of end air guide device 1 is towards the front of cabin 2.Pressure fan 3 is communicated with by film ventilation duct 5 is airtight with end air guide device 1.The airtight connection of upper end stiff end of the air outlet of pressure fan 3 and film ventilation duct 5; The airtight connection of lower end free end 5-1 of the air inlet 11-1 of the main cylinder 11 of end air guide device 1 and film ventilation duct 5, and the lower end free end 5-1 of film ventilation duct 5 is fixed on the fixed groove 11-2 place of the main cylinder 11 of end air guide device 1.
Air exhauster 4 is placed on deck 23, and is positioned near the second hatch 23-2.
When use, fresh air enters in end air guide device 1 through film ventilation duct 5 by the pressure fan 3 on deck 23, then enter cabin 2 from the water conservancy diversion of the each air outlet through each air outlet group 12, controlling the wind direction of discharging by the lower air outlet 12-1 of the first air outlet group 12-1 is the approximate cabin base plate 21 that is parallel to, the wind direction of discharging by the centre air vent 12-2a control of the second air outlet group 12-2 at an angle to the horizontal direction, the wind direction that the wind direction of discharging by the upper air outlet 12-3a control of the 3rd air outlet group 12-3 and the angle of horizontal direction are discharged compared with the centre air vent 12-2a of the second air outlet group 12-2 and the angle of horizontal direction are larger, what make to discharge from each air outlet distinguished and admirablely has certain speed simultaneously, thereby realize the distinguished and admirable object that can be supplied to cabin 2 each positions, space.By the air exhauster 4 on deck 23, the air that carries the construction toxic dust that produces can be extracted out from cabin 2, discharge.Thereby can take a breath to whole cabin space, form a kind of one-way gas flow, greatly strengthen the effect of cabin discharge toxic dust.
Above embodiment is only for illustration of the utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not in the situation that departing from spirit and scope of the present utility model; can also make various conversion and variation; in concrete application process, can also transform accordingly according to the inspiration of above-described embodiment, within therefore all technical schemes that are equal to all should be included into scope of patent protection of the present utility model.
Claims (5)
1. an end air guide device, is characterized in that: comprise main cylinder (11) and air outlet group (12); The lower end closed setting of main cylinder (11), the upper end of main cylinder (11) is provided with air inlet (11-1); Air outlet group (12) has 3 groups, and 3 groups of air outlet groups (12) are once called the first air outlet group (12-1), the second air outlet group (12-2) and the 3rd air outlet group (12-3) according to order from bottom to up; 3 groups of air outlet groups (12) are all arranged in the same half side-view periphery of main cylinder (11);
The first air outlet group (12-1) comprises 1 to 6 lower air outlet (12-1a), and each lower air outlet (12-1a) all communicates with the inside of main cylinder (11), and the axis of each lower air outlet (12-1a) is all along the radially setting of main cylinder (11);
The second air outlet group (12-2) comprises 1 to 6 centre air vent (12-2a), and each centre air vent (12-2a) all communicates with the inside of main cylinder (11), the angle α of the axis of the axis of each centre air vent (12-2a) and main cylinder (11) is 45 degree to 55 degree;
The 3rd air outlet group (12-3) comprises 1 to 6 upper air outlet (12-3a), and each upper air outlet (12-3a) all communicates with the inside of main cylinder (11), the angle β of the axis of the axis of each upper air outlet (12-3a) and main cylinder (11) is 25 degree to 35 degree.
2. end air guide device according to claim 1, is characterized in that: described main cylinder (11) adopts copper material to make; The air outlet of described each air outlet group (12) adopts copper material to make.
3. end air guide device according to claim 1 and 2, it is characterized in that: the top of main cylinder (11) is also circumferentially with the ringwise fixed groove (11-2) of outward opening along it, fixed groove (11-2) is positioned at air inlet (11-1) downside.
4. end air guide device according to claim 1 and 2, is characterized in that: the each lower air outlet (12-1a) of the first air outlet group (12-1) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on a half side-view of main cylinder (11); Each centre air vent (12-2a) of the second air outlet group (12-2) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on the half side-view of main cylinder (11) at the first air outlet group (12-1) place, and corresponding on upper-lower position with the each lower air outlet (12-1a) of the first air outlet group (12-1); The each upper air outlet (12-3a) of the 3rd air outlet group (12-3) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on the half side-view of main cylinder (11) at the first air outlet group (12-1) place, and corresponding on upper-lower position with the each lower air outlet (12-1a) of the first air outlet group (12-1).
5. end air guide device according to claim 3, is characterized in that: the each lower air outlet (12-1a) of the first air outlet group (12-1) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on a half side-view of main cylinder (11); Each centre air vent (12-2a) of the second air outlet group (12-2) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on the half side-view of main cylinder (11) at the first air outlet group (12-1) place, and corresponding on upper-lower position with the each lower air outlet (12-1a) of the first air outlet group (12-1); The each upper air outlet (12-3a) of the 3rd air outlet group (12-3) of air outlet group (12) along main cylinder (11) circumferentially uniformly-spaced angle be arranged on the half side-view of main cylinder (11) at the first air outlet group (12-1) place, and corresponding on upper-lower position with the each lower air outlet (12-1a) of the first air outlet group (12-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420121995.2U CN203823988U (en) | 2014-03-18 | 2014-03-18 | Guiding device for tail-end air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420121995.2U CN203823988U (en) | 2014-03-18 | 2014-03-18 | Guiding device for tail-end air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823988U true CN203823988U (en) | 2014-09-10 |
Family
ID=51479476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420121995.2U Expired - Fee Related CN203823988U (en) | 2014-03-18 | 2014-03-18 | Guiding device for tail-end air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020870A (en) * | 2015-06-30 | 2015-11-04 | 芜湖美智空调设备有限公司 | Air condition and fresh air replacing device and air inducing nozzle thereof |
-
2014
- 2014-03-18 CN CN201420121995.2U patent/CN203823988U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020870A (en) * | 2015-06-30 | 2015-11-04 | 芜湖美智空调设备有限公司 | Air condition and fresh air replacing device and air inducing nozzle thereof |
| CN105020870B (en) * | 2015-06-30 | 2018-06-29 | 芜湖美智空调设备有限公司 | Air-conditioning and its air refreshing device, induced air nozzle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140910 |