CN220417547U - Directional natural ventilation device for underground building - Google Patents
Directional natural ventilation device for underground building Download PDFInfo
- Publication number
- CN220417547U CN220417547U CN202322068048.3U CN202322068048U CN220417547U CN 220417547 U CN220417547 U CN 220417547U CN 202322068048 U CN202322068048 U CN 202322068048U CN 220417547 U CN220417547 U CN 220417547U
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- China
- Prior art keywords
- groove
- protective net
- rod
- ventilation pipe
- swinging rod
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- 238000009423 ventilation Methods 0.000 title claims abstract description 48
- 239000012535 impurity Substances 0.000 claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000007790 scraping Methods 0.000 abstract description 6
- 230000010405 clearance mechanism Effects 0.000 description 6
- 241000883990 Flabellum Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
The utility model discloses an underground building directional natural ventilation device, which belongs to the technical field of ventilation equipment, and aims at solving the problems that once impurities are blocked by a protective net, the impurities are easy to be attached to the protective net under the suction action of the ventilation device, ventilation holes on the protective net are blocked in a large area, so that the exchange rate of air in a basement is influenced; according to the utility model, through the arrangement of the cleaning mechanism, when the driving motor is started to normally ventilate the underground building, the rotation supplying component in the cleaning mechanism can synchronously drive the rotation column, so that the impurity scraping component can continuously scrape and rub the surface of the protective net, and then the impurities attached to the surface of the protective net can be effectively cleaned, so that the intractable attachment of the impurities on the protective net can be prevented from influencing the flow rate of air passing through the protective net.
Description
Technical Field
The utility model belongs to the technical field of ventilation equipment, and particularly relates to an underground building directional natural ventilation device.
Background
At present, large-scale building main projects are all provided with basements, the basements are mainly used as parking lots and civil air defense basements, the construction of the basements often involves ventilation problems, and ventilation devices are generally fixedly arranged in ventilation openings in the existing basement buildings, so that ventilation is directionally carried out in the basements;
the inside of current ventilation unit air inlet end generally can dispose the protection network, utilizes the protection network to prevent that large-scale impurity from getting into inside the ventilation unit to the damaged built-in flabellum of ventilation unit of large-scale impurity, the design of protection network, though can play the effect that impurity stopped to a certain extent, from actual, impurity once stopped by the protection network, intractable adhesion is on the protection network under ventilation unit suction effect easily, blocks the bleeder vent on the protection network in a large scale, and then influences the exchange rate of basement air, reduces the practicality.
Disclosure of Invention
The utility model aims to provide an underground building directional natural ventilation device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the directional natural ventilation device for the underground building comprises a ventilation pipe, a driving motor, a fan blade, a protective net and a cleaning mechanism, wherein the driving motor is arranged on the inner side of the ventilation pipe through a bracket, the fan blade is fixedly sleeved on an output shaft of the driving motor, the protective net is fixed in an air suction end of the ventilation pipe, and the cleaning mechanism is used for preventing impurities from being attached to the surface of the protective net in a stubborn manner;
the cleaning mechanism comprises a rotating column vertically arranged on the end face of the ventilating pipe, a trash removing component arranged on the column body of the rotating column, a control groove transversely arranged in the inner wall of the ventilating pipe and a rotation supplying component arranged in the control groove and used for driving the rotating column to rotate.
In the scheme, the rotation supply part comprises a control rod transversely arranged in the inner side of the control groove, one end of the control rod is rotationally connected with the inner side wall of the control groove, the other end of the control rod is rotationally penetrated out of the ventilation pipe and fixedly connected with the rotating column, a belt pulley is fixedly sleeved on the rod body of the control rod and the output shaft of the driving motor, and a transmission belt is connected between the two belt pulleys.
It is further worth to say that, cut miscellaneous part including vertical set up in swinging rod, the detachable set up in fixed section of thick bamboo on the swinging rod shaft and two symmetries are fixed in scraper blade on the fixed section of thick bamboo barrel body, one of them the scraper blade laminating the protection network surface, vertical set up the rotation groove in the inner wall of rotation post, the top of swinging rod penetrates in the rotation groove and with the rotation of rotation groove top inner wall links to each other.
It should be further noted that a first screw is disposed on one side of the rotating column away from the ventilation pipe, the first screw threads penetrate into the rotating groove, and two fixing holes are symmetrically formed in the rod body of the swinging rod.
As a preferred implementation mode, the bottom thread of the fixed cylinder body is provided with a second screw rod in a penetrating way, and the rod body of the swinging rod is provided with a positioning hole matched with the second screw rod.
As a preferred implementation mode, a sliding bar is vertically fixed on the rod body of the swinging rod, and a sliding groove matched with the sliding bar is formed in the inner wall of the fixed cylinder.
Compared with the prior art, the directional natural ventilation device for the underground building provided by the utility model at least comprises the following beneficial effects:
(1) Through the setting of clearance mechanism, when opening driving motor, carrying out normal ventilation to the underground construction indoor, supply in the clearance mechanism to change the part and can drive in step and rotate the column that turns, make and cut miscellaneous part sustainable and cut and scratch the protection network surface, can clear up the impurity that the protection network surface adheres to then effectively to prevent the impurity intractable adhesion on the protection network from influencing the flow rate when the air passes through the protection network.
(2) Through setting up of two scrapers in the miscellaneous part cuts, when waiting to use for a long time the scraper blade of contact with the protection network surface appears serious wearing and tearing, only need simple and easy rotatory swinging arms, change the position of two scrapers, so need not the manual work and hard tear open and trade, alright replace the scraper blade of wearing and tearing in the short time.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the partial internal structure of the present utility model;
FIG. 3 is a schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic view of the entire structure of the swing rod, the fixed cylinder and the scraper according to the present utility model;
fig. 5 is a schematic diagram of the structure of fig. 4B according to the present utility model.
In the figure: 1. a ventilation pipe; 2. a protective net; 3. a driving motor; 4. a fan blade; 5. rotating the column; 6. a rotating groove; 7. a swinging rod; 8. a fixed cylinder; 9. a scraper; 10. a first screw; 11. a control groove; 12. a control lever; 13. a drive belt; 14. a second screw; 15. a slide bar.
Detailed Description
Referring to fig. 1-5, the utility model provides a directional natural ventilation device for an underground building, which comprises a ventilation pipe 1, a driving motor 3 arranged on the inner side of the ventilation pipe 1 through a bracket, fan blades 4 fixedly sleeved on the output shaft of the driving motor 3, and a protection net 2 fixed in the suction end of the ventilation pipe 1;
the ventilation pipe 1 is installed in the vent of underground building, opens driving motor 3 during the use, and driving motor 3's output shaft drives rotation flabellum 4 promptly to this flabellum 4's operation can suck outdoor air, with the indoor of air directional discharge underground building, guarantees the exchange effect of the inside normal air of underground building, and utilizes protection network 2, can prevent that large-scale impurity from getting into inside ventilation pipe 1, in order to avoid large-scale impurity damaged flabellum 4.
However, from practical point of view, once the impurities are blocked by the protective net 2, the impurities are easy to be attached to the protective net under the suction action of the ventilation device, and the ventilation holes on the protective net are blocked in a large area, so that the exchange rate of indoor air in a basement is influenced, and the practicability is reduced;
in view of this, as shown in fig. 2, it is worth noting that a cleaning mechanism for preventing impurities from being attached to the surface of the protection net 2 intractable is further included;
the cleaning mechanism comprises a rotating column 5 vertically arranged on the end face of the ventilation pipe 1 in a rotating way, a trash scraping part arranged on the column body of the rotating column 5, a control groove 11 transversely arranged in the inner wall of the ventilation pipe 1, and a rotation supplying part arranged in the control groove 11 and used for driving the rotating column 5;
through the setting of clearance mechanism, when opening driving motor 3, carrying out normal ventilation to the underground construction indoor, supply in the clearance mechanism to change the part and can drive in step and rotate column 5, make and cut miscellaneous part sustainable and cut and scratch protection network 2 surface, can clear up the impurity that protection network 2 surface is attached then effectively to the intractable adhesion of impurity on protection network 2 influences the flow rate when air passes through protection network 2.
Further, as shown in fig. 2, it should be noted that the rotation supplying component includes an operation rod 12 transversely disposed in the inner side of the operation slot 11, one end of the operation rod 12 is rotationally connected with the inner side wall of the operation slot 11, the other end of the operation rod 12 is rotationally penetrated out of the ventilation pipe 1 and fixedly connected with the rotation column 5, the rod body of the operation rod 12 and the output shaft of the driving motor 3 are both fastened and sleeved with belt pulleys, and a transmission belt 13 is in transmission connection between the two belt pulleys;
when the driving motor 3 is started, the output shaft of the driving motor 3 can drive the control rod 12 through the transmission belt 13 to drive the control rod 12 to synchronously rotate, so that the rotating column 5 can be rotated, and the rotating column 5 can be provided with rotating force.
Further, as shown in fig. 2 and 3, it is worth to be explained that the impurity removing component comprises a swinging rod 7 vertically arranged below the rotating column 5, a fixed cylinder 8 detachably arranged on the rod body of the swinging rod 7 and two scraping plates 9 symmetrically fixed on the cylinder body of the fixed cylinder 8, wherein one scraping plate 9 is attached to the surface of the protective net 2, a rotating groove 6 is vertically formed in the inner wall of the rotating column 5, and the top end of the swinging rod 7 penetrates into the rotating groove 6 and is rotationally connected with the inner wall of the top end of the rotating groove 6;
when the rotating column 5 rotates, the swinging rod 7 can synchronously rotate the column 5 to carry the fixed cylinder 8 and the scraping plates 9 to integrally rotate, so that one scraping plate 9 can continuously scratch the surface of the protective net 2, and impurities can be prevented from being attached to the surface of the protective net 2 intractable;
through setting up of two scrapers 9 in the miscellaneous part cuts, when waiting long-term use back, the scraper 9 of surface contact with protection network 2 appears serious wearing and tearing, only need simple and easy rotatory swinging arms 7, change the position of two scrapers 9, so need not the manual work and hard the tear open and trade, alright replace the scraper 9 of wearing and tearing in the short time.
Further, as shown in fig. 3, it should be noted that a first screw 10 is disposed on a side of the rotary column 5 away from the ventilation pipe 1, the first screw 10 is threaded into the rotary groove 6, and two fixing holes are symmetrically formed on the rod body of the swinging rod 7;
through the setting of first screw rod 10, treat knob swinging arms 7 and accomplish the position switching back to two scraper blades 9, follow closely knob first screw rod 10, make first screw rod 10 aim at and insert one of them fixed orifices in, so first screw rod 10 can lock swinging arms 7 effectively, guarantees swinging arms 7 stability after the rotation.
Further, as shown in fig. 4 and fig. 5, it should be noted that the bottom thread of the barrel body of the fixed barrel 8 is penetrated with a second screw rod 14, and the rod body of the swinging rod 7 is provided with a positioning hole adapted to the second screw rod 14;
after the two scrapers 9 are used, the second screw 14 is turned to enable the second screw 14 to withdraw from the positioning hole under the threaded structure, so that the fixing effect of the fixing cylinder 8 on the swinging rod 7 can be relieved, and the fixing cylinder 8 and the scrapers 9 are conveniently and independently withdrawn from the swinging rod 7 integrally by manpower to replace the rod body of the swinging rod 7.
Further, as shown in fig. 5, it should be noted that a slide bar 15 is vertically fixed on the shaft of the swinging rod 7, and a chute adapted to the slide bar 15 is formed on the inner wall of the fixed cylinder 8;
when the fixed cylinder 8 is sleeved on the rod body of the swinging rod 7, the sliding bar 15 can be inserted into the sliding groove in an aligned mode manually, and therefore the sliding bar 15 is matched with the sliding groove, and the positioning hole and the second screw 14 can be effectively positioned.
To sum up: through the setting of clearance mechanism, when opening driving motor 3, when carrying out normal ventilation to the underground construction room, the confession in the clearance mechanism changes the part and can drive in step and rotate column 5, make and cut miscellaneous part sustainable and cut and scratch protection network 2 surface, then can clear up the impurity that protection network 2 surface is attached to be difficult and easy, so that the impurity is difficult to adhere to on protection network 2 and influence the flow rate when air passes through protection network 2, through the setting of two scraper blades 9 in cutting miscellaneous part, wait after long-term use, when the scraper blade 9 that comes into contact with protection network 2 surface appears serious wearing and tearing, only need simple and easy rotatory swinging arms 7, change the position of two scraper blades 9, so need not the manual work and hard tear open and change, alright replace the scraper blade 9 of wearing and tearing in the short time.
Claims (6)
1. The directional natural ventilation device for the underground building comprises a ventilation pipe (1), a driving motor (3) arranged on the inner side of the ventilation pipe (1) through a bracket, fan blades (4) fixedly sleeved on an output shaft of the driving motor (3) and a protective net (2) fixed in an air suction end of the ventilation pipe (1), and is characterized by further comprising a cleaning mechanism for preventing impurities from being attached to the surface of the protective net (2) in a stubborn manner;
the cleaning mechanism comprises a rotating column (5) vertically arranged on the end face of the ventilation pipe (1), a trash removing part arranged on the column body of the rotating column (5), a control groove (11) transversely formed in the inner wall of the ventilation pipe (1) and a rotation supplying part arranged in the control groove (11) and used for driving the rotating column (5).
2. An underground building directional natural draft device according to claim 1 wherein: the utility model discloses a control groove, including control groove (11) and control groove, supply change the part including transversely set up in control lever (12) in the control groove (11), one end of control lever (12) with control groove (11) inside wall rotates and links to each other, the other end of control lever (12) rotates and wears out ventilation pipe (1) and with rotate post (5) looks rigid coupling, the shaft of control lever (12) with all fasten on the output shaft of driving motor (3) and cup joint the belt pulley, two the transmission is connected with driving belt (13) between the belt pulley.
3. An underground building directional natural draft device according to claim 1 wherein: the utility model discloses a piece of protection network (2) is cut miscellaneous part, cut miscellaneous part including vertical set up in swinging rod (7) of swinging rod (5) below, detachable set up in fixed section of thick bamboo (8) and two symmetries on the body of swinging rod (7) are fixed in scraper blade (9) on the body of fixed section of thick bamboo (8), one of them scraper blade (9) laminating protection network (2) surface, vertically set up in the inner wall of swinging rod (5) and rotate groove (6), the top of swinging rod (7) penetrate in rotating groove (6) and with rotate groove (6) top inner wall rotation links to each other.
4. A directional natural draft device according to claim 3 wherein: one side of the rotating column (5) far away from the ventilation pipe (1) is provided with a first screw (10), the first screw (10) penetrates into the rotating groove (6) in a threaded mode, and two fixing holes are symmetrically formed in the rod body of the swinging rod (7).
5. The directional natural draft apparatus for a subterranean building according to claim 4 wherein: the bottom thread of the barrel body of the fixed barrel (8) is provided with a second screw rod (14) in a penetrating way, and the barrel body of the swinging rod (7) is provided with a positioning hole matched with the second screw rod (14).
6. An underground building directional natural draft device according to claim 5 wherein: a slide bar (15) is vertically fixed on the rod body of the swinging rod (7), and a sliding groove matched with the slide bar (15) is formed in the inner wall of the fixed cylinder (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322068048.3U CN220417547U (en) | 2023-08-02 | 2023-08-02 | Directional natural ventilation device for underground building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322068048.3U CN220417547U (en) | 2023-08-02 | 2023-08-02 | Directional natural ventilation device for underground building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220417547U true CN220417547U (en) | 2024-01-30 |
Family
ID=89644380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322068048.3U Active CN220417547U (en) | 2023-08-02 | 2023-08-02 | Directional natural ventilation device for underground building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220417547U (en) |
-
2023
- 2023-08-02 CN CN202322068048.3U patent/CN220417547U/en active Active
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