CN112682084A - Ventilation equipment and civil air defense engineering ventilation system - Google Patents
Ventilation equipment and civil air defense engineering ventilation system Download PDFInfo
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- CN112682084A CN112682084A CN202011550658.1A CN202011550658A CN112682084A CN 112682084 A CN112682084 A CN 112682084A CN 202011550658 A CN202011550658 A CN 202011550658A CN 112682084 A CN112682084 A CN 112682084A
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Abstract
The invention discloses a ventilation device and a civil air defense engineering ventilation system, wherein the ventilation device comprises a box body, and a blowing cylinder and an air suction cylinder which are positioned below the box body and are oppositely arranged, the blowing cylinder is communicated with a blowing mechanism through a first air pipe, the air suction cylinder is communicated with an air suction mechanism through a second air pipe, and the air suction mechanism is communicated with an external exhaust main pipe. The air blowing cylinder, the air suction cylinder, the air blowing cylinder and the air draft cylinder are oppositely arranged, so that forced convection of air in a space in a civil air defense project is realized, the air is sucked by the forced convection, a good exhaust effect is achieved, and the ventilation effect is improved; through being equipped with swing mechanism for first trachea and second trachea swing, and then drive a section of thick bamboo of blowing and a section of thick bamboo swing of breathing in, have better pump drainage effect to the not co-altitude air in the whole space, further improve the mobility of air simultaneously.
Description
Technical Field
The invention relates to the field of civil air defense ventilation equipment, in particular to ventilation equipment and a civil air defense engineering ventilation system.
Background
Civil air defense engineering tunnels are mostly built underground, have higher requirements on an exhaust system of the civil air defense tunnel, and ensure the ventilation effect of the civil air defense tunnel.
Traditional ventilation system only is equipped with air exhauster or exhaust fan, arranges the air in the tunnel outward, but air distribution in the tunnel is in whole space, and air exhauster or exhaust fan can only be to the interior gaseous suction of headspace in the tunnel outward arranging, and the ventilation effect is not good.
Disclosure of Invention
It is an object of the present invention to provide a ventilation device for ventilating a civil air defence works.
The invention aims to realize the purpose through the technical scheme, the air-blowing and air-sucking device comprises a box body, and an air-blowing cylinder and an air-sucking cylinder which are positioned below the box body and are oppositely arranged, wherein the air-blowing cylinder is communicated with an air-blowing mechanism through a first air pipe, the air-blowing mechanism is communicated with the interior of a civil air defense project, the air-sucking cylinder is communicated with an air-sucking mechanism through a second air pipe, the air-sucking mechanism is communicated with an external exhaust main pipe, the air-blowing mechanism and the air-sucking mechanism are arranged in the box body, a swinging mechanism is arranged on the box body and comprises a first swinging end and a second swinging end, the first swinging end of the swinging mechanism is connected with the first air pipe, the second swinging end of the swinging mechanism is connected with the second air pipe, and a power unit comprises a first motor which simultaneously provides power for the air-.
Preferably, the air draft mechanism comprises an air inlet pipe communicated with the second air pipe, the other end of the air inlet pipe is communicated with an air draft tube, the air draft tube is arranged on the inner top surface of the box body, a second impeller is arranged in the air draft tube, the second impeller is provided with a second rotating shaft, the other end of the second rotating shaft rotatably penetrates through the air draft tube and is connected with a power output shaft of a first motor of the power unit, and the first motor is arranged on the inner top surface of the box body;
the air suction cylinder is communicated with an external air exhaust main pipe through an air exhaust pipe, and the second air pipe is rotatably arranged on the side wall of the box body through a rotary joint.
Preferably, the air blowing mechanism comprises an air blowing drum arranged on the inner bottom surface of the box body, an air outlet pipe of the air blowing drum is communicated with the first air pipe, and the first air pipe is rotatably arranged on the side wall of the box body opposite to the second air pipe through a rotary joint;
a first impeller is arranged in the air blowing cylinder, the first impeller is fixedly connected with one end of a first rotating shaft, the other end of the first rotating shaft can rotatably penetrate through the inner wall and the outer wall of the air blowing cylinder and is rotatably arranged on the inner bottom surface of the box body, and the first rotating shaft is connected with a second rotating shaft through a belt for transmission;
and the air blowing cylinder is also provided with an air inlet pipe communicated with the interior of the civil air defense engineering.
Preferably, the swing mechanism comprises a first gear sleeved on the first air pipe, the first gear is meshed with a first rack, a second gear is sleeved on the second air pipe, the second gear is meshed with a second rack, the first rack and the second rack are respectively arranged at two ends of a sliding frame, the sliding frame is arranged on a sliding rail in a sliding mode, the sliding rail is arranged on the top end face of the box body, a sliding groove penetrating through the upper end face and the lower end face of the sliding frame is formed in the sliding frame, a traction column is arranged in the sliding groove, the lower end face of the traction column is connected with the eccentric position of a rotating disc, the lower end face of the rotating disc is connected with one end of a rotating shaft, the other end of the rotating shaft penetrates through the inner wall of the box body and is connected with a first bevel gear, the first bevel gear.
Preferably, the ventilation device further comprises an air freshening mechanism capable of atomizing and spraying air freshening liquid, wherein the air freshening mechanism comprises a first pipeline, a second pipeline, a first valve, a second valve, a third valve, a fourth valve, a first turbine, a second turbine, a third turbine, a fourth turbine, a first worm section, a second worm section, a third worm section, a fourth worm section, a transmission shaft, a second motor and a liquid storage tank;
the second motor is arranged on the inner bottom wall of the box body, a transmission shaft is connected to the power output end of the second motor, a first worm section, a second worm section, a third worm section and a fourth worm section are sequentially arranged on the transmission shaft, the first worm section is meshed with the first turbine, the second worm section is meshed with the second turbine, the third worm section is meshed with the third turbine, and the fourth worm section is meshed with the fourth turbine;
the first turbine is arranged on a switch rotating shaft of the first valve, the second turbine is arranged on a switch rotating shaft of the first valve, the third turbine is arranged on a switch rotating shaft of the third valve, and the fourth turbine is arranged on a switch rotating shaft of the fourth valve;
the first valve is arranged on the air inlet pipe, the second valve is arranged on the exhaust pipe, the third valve is arranged on the first pipeline, and the fourth valve is arranged on the second pipeline;
one end of the first pipeline is communicated with the bottom of the air draft barrel, and the other end of the first pipeline is communicated with the top of the air draft barrel and corresponds to the blades of the first impeller;
and one end of the second pipeline is communicated with the air suction barrel, the other end of the second pipeline penetrates through the inner wall and the outer wall of the box body and is communicated with the liquid storage tank, and the liquid storage tank is arranged on the outer bottom surface of the box body.
It is another object of the present invention to provide a civil air defense construction ventilation system for filtering air within the civil air defense construction.
This object of the invention is achieved by a solution comprising a cyclone settling drum for filtering dust, said cyclone settling drum being arranged on the inlet duct.
After adopting the structure, compared with the prior art, the invention has the following advantages:
1. the air-breathing tunnel has the advantages that the air blowing cylinder, the air suction cylinder, the air blowing cylinder and the air draft cylinder are arranged oppositely, so that forced convection of air in the space in the civil air defense tunnel is realized, the air is sucked by the forced convection, a good exhaust effect is achieved, and the air exchange effect is improved;
2. the first motor drives the first impeller to blow air, the second impeller to suck air and the blowing cylinder and the air sucking cylinder to swing simultaneously, so that the starting and the swinging of the blowing cylinder and the air sucking cylinder are realized, the driving structure and the control structure are simplified, the number of power devices is reduced, and the cost and the energy are saved;
3. according to the invention, the swing mechanism is arranged, so that the first air pipe and the second air pipe can drive the blowing cylinder and the air suction cylinder to swing, and because the pressure of the blowing and suction areas of the blowing cylinder and the air suction cylinder is different from that of other areas, airflow disturbance of areas with different heights can be realized, the exhaust efficiency is improved, and meanwhile, air with different heights in a space can be convectively sucked;
4. according to the invention, by arranging the air refreshing mechanism, when the second motor is started to open the third valve and the fourth valve and close the first valve and the second valve, the first motor is started again, negative pressure can be formed in the air blowing cylinder and the air draft cylinder by the rotation of the first impeller and the second blade, air refreshing liquid in the liquid storage box can be pumped out through the first pipeline and the second pipeline and forms water mist under the rotation action of the first impeller, and then the water mist is discharged into a civil air defense project through the air blowing cylinder, so that the peculiar smell can be rapidly removed in the civil air defense project;
5. the liquid in the liquid storage tank is replaced by the disinfectant, and the air in the civil defense engineering can be disinfected and sterilized.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a schematic view of the construction of a ventilation apparatus;
fig. 2 is a schematic view of the internal structure of the ventilation apparatus;
fig. 3 is a partial enlarged view of the ventilation apparatus at a;
fig. 4 is a partial enlarged view of the ventilation apparatus at B;
FIG. 5 is a schematic structural view of a draft tube and a second impeller of the ventilating apparatus;
fig. 6 is a schematic structural view of a drum barrel and a first impeller of the ventilating device.
In the figure: 1. a box body; 2. a blowing cylinder; 3. an air suction cylinder; 4. a first air pipe; 5. an air blowing cylinder; 6. a first impeller; 7. a first rotating shaft; 8. a first motor; 9. a second air pipe; 10. an air inlet pipe; 11. a cyclone settling cylinder; 12. a chute; 13. a wind suction barrel; 14. an exhaust pipe; 15. a second impeller; 16. a second rotating shaft; 17. a belt; 18. a first gear; 19. a first rack; 20. a carriage; 21. a traction column; 22. a turntable; 23. a rotating shaft; 24. a slide rail; 25. a second gear; 26. a second rack; 27. a first bevel gear; 28. a second bevel gear; 29. a first conduit; 30. a second conduit; 31. a first valve; 32. a second valve; 33. a third valve; 34. a fourth valve; 35. a first turbine; 36. a second turbine; 37. a third turbine; 38. a fourth turbine; 39. a first worm section; 40. a second worm section; 41. a third worm section; 42. a fourth worm section; 43. a drive shaft; 44. a second motor; 45. an air inlet pipe; 46. a liquid storage tank.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Referring to fig. 1 to 6, a ventilation device includes a box body 1, and a blowing cylinder 2 and a suction cylinder 3 which are located below the box body and are arranged oppositely, the blowing cylinder 2 is communicated with a blowing mechanism through a first air pipe 4, the blowing mechanism is communicated with the interior of a civil air defense project, the suction cylinder 3 is communicated with an air draft mechanism through a second air pipe 9, the air draft mechanism is communicated with an external exhaust main pipe, the blowing mechanism and the air draft mechanism are arranged in the box body 1, a swing mechanism is arranged on the box body 1, the swing mechanism includes a first swing end and a second swing end, the first swing end of the swing mechanism is connected with the first air pipe 4, the second swing end of the swing mechanism is connected with the second air pipe 9, a power unit includes a first motor 8, and the first motor 8 simultaneously provides power for the blowing mechanism, the blowing mechanism and the swing mechanism.
The air draft mechanism comprises an air inlet pipe 10 communicated with the second air pipe 9, the other end of the air inlet pipe 10 is communicated with an air draft barrel 13, the air draft barrel 13 is arranged on the inner top surface of the box body 1, a second impeller 15 is arranged in the air draft barrel 13, the second impeller 15 is provided with a second rotating shaft 16, the other end of the second rotating shaft 16 can rotatably penetrate through the air draft barrel 13 and is connected with a power output shaft of a first motor 8 of the power unit, and the first motor 8 is arranged on the inner top surface of the box body 1; the air draft tube 13 is communicated with an external exhaust main pipe through an exhaust pipe 14, and the second air pipe 9 is rotatably arranged on the side wall of the box body 1 through a rotary joint.
The air blowing mechanism comprises an air blowing barrel 5 arranged on the inner bottom surface of the box body 1, an air outlet pipe of the air blowing barrel 5 is communicated with the first air pipe 4, and the first air pipe 4 is rotatably arranged on the side wall of the box body 1 opposite to the second air pipe 9 through a rotary joint; a first impeller 6 is arranged in the air blowing cylinder 5, the first impeller 6 is fixedly connected with one end of a first rotating shaft 7, the other end of the first rotating shaft 7 can rotatably penetrate through the inner wall and the outer wall of the air blowing cylinder 5 and is rotatably arranged on the inner bottom surface of the box body 1, and the first rotating shaft 7 is connected with a second rotating shaft 16 through a belt 17 for transmission; and the air blowing cylinder 5 is also provided with an air inlet pipe 45 communicated with the interior of the civil air defense project.
The swing mechanism comprises a first gear 18 sleeved on the first air pipe 4, the first gear 18 is meshed with a first rack 19, a second gear 25 is sleeved on the second air pipe 9, the second gear 25 is meshed with a second rack 26, the first rack 19 and the second rack 26 are respectively arranged at two ends of the sliding frame 20, the sliding frame 20 is arranged on the sliding rail 24 in a sliding way, the slide rail 24 is arranged on the top end surface of the box body 1, the slide frame 20 is provided with a slide groove 12 penetrating through the upper end surface and the lower end surface thereof, a traction column 21 is arranged in the sliding chute 12, the lower end surface of the traction column 21 is connected with the eccentric position of a turntable 22, the lower end surface of the rotary disc 22 is connected with one end of a rotating shaft 23, the other end of the rotating shaft 23 penetrates through the inner wall and the outer wall of the box body 1 and is connected with a first bevel gear 27, the first bevel gear 27 is engaged with a second bevel gear 28, and the second bevel gear 28 is disposed on the second rotating shaft 16.
The ventilation equipment also comprises an air freshening mechanism which can atomize and spray air freshening liquid, wherein the air freshening mechanism comprises a first pipeline 29, a second pipeline 30, a first valve 31, a second valve 32, a third valve 33, a fourth valve 34, a first turbine 35, a second turbine 36, a third turbine 37, a fourth turbine 38, a first worm section 39, a second worm section 40, a third worm section 41, a fourth worm section 42, a transmission shaft 43, a second motor 44 and a liquid storage tank 46; the second motor 44 is arranged on the inner bottom wall of the box body 1, a transmission shaft 43 is connected to the power output end of the second motor 44, a first worm section 39, a second worm section 40, a third worm section 41 and a fourth worm section 42 are sequentially arranged on the transmission shaft 43, the first worm section 39 is meshed with the first turbine 35, the second worm section 40 is meshed with the second turbine, the third worm section 41 is meshed with the third turbine 37, and the fourth worm section 42 is meshed with the fourth turbine 38; the first turbine 35 is arranged on a switch rotating shaft of the first valve 31, the second turbine 36 is arranged on a switch rotating shaft of the second valve, the third turbine 37 is arranged on a switch rotating shaft of the third valve 33, and the fourth turbine 38 is arranged on a switch rotating shaft of the fourth valve 34; the first valve 31 is provided on the intake pipe 10, the second valve 32 is provided on the exhaust pipe 14, the third valve 33 is provided on the first pipe 29, and the fourth valve 34 is provided on the second pipe 30; one end of the first pipeline 29 is communicated with the bottom of the draft tube 13, and the other end of the first pipeline 29 is communicated with the top of the blowing tube 5 and corresponds to the blades of the first impeller 6; one end of the second pipeline 30 is communicated with the air draft tube 13, the other end of the second pipeline 30 penetrates through the inner wall and the outer wall of the box body 1 and is communicated with the liquid storage tank 12, and the liquid storage tank 12 is arranged on the outer bottom surface of the box body 1.
The working principle is as follows: when ventilation is needed in the civil air defense construction, the second motor 44 is started to rotate forwards, the first turbine 35, the second turbine 36, the third turbine 37 and the fourth turbine 38 are driven to rotate through the transmission shaft 43, so that the third valve 33 and the fourth valve 34 are driven to close, the first valve 31 and the second valve 32 are driven to open, the civil air defense construction is communicated with an external exhaust main pipe, the first motor 8 is started, the first impeller 6 and the second impeller 15 are driven to rotate through the belt 17, so that the air blowing cylinder 2 is driven to blow air, the air suction cylinder 3 is driven to suck air, the rotating disc 22 is driven to rotate through the first bevel gear 27 and the second bevel gear 28, so that the traction column 21 at the eccentric position is driven to slide in the sliding groove 12 in a reciprocating mode, the sliding frame 20 is driven to slide on the sliding rail 24 in a reciprocating mode, the first rack 19 and the second rack 26 are driven to move back and forth, so that the first gear 18 and the second gear 25 are, the blowing cylinder 2 and the air suction cylinder 3 are driven to swing back and forth through the first air pipe 4 and the second air pipe 9, and efficient ventilation is carried out; when the gas in the civil air defense engineering needs to remove the peculiar smell, the second motor 44 is started to rotate reversely, the first turbine 35, the second turbine 36, the third turbine 37 and the fourth turbine 38 are driven to rotate through the transmission shaft 43, the third valve 33 and the fourth valve 34 are driven to be opened, the first valve 31 and the second valve 32 are driven to be closed, the air blowing cylinder 5, the air blowing cylinder 13 and the liquid storage box 46 are communicated, the first motor 8 is started, the first impeller 6 and the second impeller 15 are driven to rotate through the belt 17, negative pressure is formed in the air blowing cylinder 5 and the air blowing cylinder 13 at the moment, the air refreshing liquid in the liquid storage box 46 can be conveyed into the air blowing cylinder 5 through the first pipeline and the second pipeline, the air refreshing liquid is atomized through the rotation of the first impeller 6, and is sprayed into the civil air defense engineering through the air blowing cylinder 2, and the peculiar smell of the large-area air in the civil air defense engineering can be removed due to the action of the swing mechanism.
Referring to fig. 1-2, a civil air defense engineering ventilation system includes a cyclone settling cylinder 11 for filtering dust, the cyclone settling cylinder 11 is disposed on an air inlet pipe 10, and the cyclone settling cylinder 11 is convenient for removing dust from air sucked into a suction cylinder.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. But all changes which come within the scope of the invention are intended to be embraced therein.
Claims (6)
1. The utility model provides a ventilation equipment, a serial communication port, ventilation equipment includes box (1) and is located the box below and relative a section of thick bamboo (2) of blowing and a section of thick bamboo (3) of breathing in that sets up, a section of thick bamboo (2) of blowing have the blast mechanism through first trachea (4) intercommunication, blast mechanism and the inside intercommunication of civil air defense engineering, a section of thick bamboo (3) of breathing in has exhaust mechanism through second trachea (9) intercommunication, exhaust mechanism and outside exhaust manifold intercommunication, blast mechanism and exhaust mechanism set up in box (1), be provided with swing mechanism on box (1), swing mechanism is including first swing end and second swing end, first trachea (4) are connected to swing mechanism's first swing end, second trachea (9) are connected to swing mechanism's second swing end, and the power pack includes first motor (8), first motor (8) are simultaneously exhaust mechanism, The blowing mechanism and the swinging mechanism provide power.
2. The ventilation equipment according to claim 1, wherein the air draft mechanism comprises an air inlet pipe (10) communicated with the second air pipe (9), the other end of the air inlet pipe (10) is communicated with an air draft tube (13), the air draft tube (13) is arranged on the inner top surface of the box body (1), a second impeller (15) is arranged in the air draft tube (13), the second impeller (15) is provided with a second rotating shaft (16), the other end of the second rotating shaft (16) rotatably penetrates through the air draft tube (13) and is connected with a power output shaft of a first motor (8) of the power unit, and the first motor (8) is arranged on the inner top surface of the box body (1);
the air suction tube (13) is communicated with an external exhaust main pipe through an exhaust pipe (14), and the second air pipe (9) is rotatably arranged on the side wall of the box body (1) through a rotary joint.
3. A ventilation device according to claim 2, characterized in that said blowing means comprises a blowing drum (5) arranged on the inner bottom surface of said box (1), said blowing drum (5) having an outlet duct communicating with said first air duct (4), said first air duct (4) being rotatably arranged on the side wall of said box (1) opposite to said second air duct (9) by means of a rotary joint;
a first impeller (6) is arranged in the air blowing cylinder (5), the first impeller (6) is fixedly connected with one end of a first rotating shaft (7), the other end of the first rotating shaft (7) can rotatably penetrate through the inner wall and the outer wall of the air blowing cylinder (5) and is rotatably arranged on the inner bottom surface of the box body (1), and the first rotating shaft (7) is connected with a second rotating shaft (16) through a belt (17) for transmission;
and an air inlet pipe (45) communicated with the interior of the civil air defense project is also arranged on the air blowing cylinder (5).
4. The ventilation apparatus according to claim 3, wherein the swing mechanism comprises a first gear (18) sleeved on the first air pipe (4), the first gear (18) is engaged with a first rack (19), a second gear (25) is sleeved on the second air pipe (9), the second gear (25) is engaged with a second rack (26), the first rack (19) and the second rack (26) are respectively arranged at two ends of the sliding frame (20), the sliding frame (20) is slidably arranged on a sliding rail (24), the sliding rail (24) is arranged at the top end surface of the box body (1), a sliding groove (12) penetrating through the upper end surface and the lower end surface of the sliding frame (20) is arranged on the sliding frame (20), a traction column (21) is arranged in the sliding groove (12), the lower end surface of the traction column (21) is connected with the eccentric position of the rotary table (22), the lower end surface of the rotary table (22) is connected with one end of a rotary shaft (23), the other end of the rotating shaft (23) penetrates through the inner wall and the outer wall of the box body (1) and is connected with a first bevel gear (27), the first bevel gear (27) is meshed with a second bevel gear (28), and the second bevel gear (28) is arranged on the second rotating shaft (16).
5. A ventilating device according to claim 4, further comprising an air freshener that atomizes a spray of air freshener liquid, the air freshener comprising a first duct (29), a second duct (30), a first valve (31), a second valve (32), a third valve (33), a fourth valve (34), a first turbine (35), a second turbine (36), a third turbine (37), a fourth turbine (38), a first worm section (39), a second worm section (40), a third worm section (41), a fourth worm section (42), a drive shaft (43), a second motor (44), a reservoir (46);
the second motor (44) is arranged on the inner bottom wall of the box body (1), a transmission shaft (43) is connected to the power output end of the second motor (44), a first worm section (39), a second worm section (40), a third worm section (41) and a fourth worm section (42) are coaxially arranged on the transmission shaft (43), the first worm section (39) is meshed with the first turbine (35), the second worm section (40) is meshed with the second turbine (36), the third worm section (41) is meshed with the third turbine (37), and the fourth worm section (42) is meshed with the fourth turbine (38);
the first turbine (35) is arranged on a switch rotating shaft of the first valve (31), the second turbine (36) is arranged on a switch rotating shaft of the second valve (32), the third turbine (37) is arranged on a switch rotating shaft of the third valve (33), and the fourth turbine (38) is arranged on a switch rotating shaft of the fourth valve (34);
the first valve (31) is arranged on the air inlet pipe (10) and fixed in the box body (1), the second valve (32) is arranged on the air outlet pipe (14) and fixed in the box body (1), the third valve (33) is arranged on the first pipeline (29) and fixed in the box body (1), and the fourth valve (34) is arranged on the second pipeline (30) and fixed in the box body (1);
one end of the first pipeline (29) is communicated with the bottom of the draft tube (13), and the other end of the first pipeline (29) is communicated with the top of the blowing tube (5) and corresponds to the blades of the first impeller (6);
second pipeline (30) one end intercommunication suction tube (13), second pipeline (30) other end runs through box (1) inside and outside wall and communicates liquid reserve tank (46), liquid reserve tank (46) set up the outer bottom surface at box (1).
6. Civil air defense engineering ventilation system, characterized in that it comprises a ventilation device according to any of claims 1-5, and further comprises a cyclone settling drum (11) for filtering dust, said cyclone settling drum (11) being arranged on the air inlet pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011550658.1A CN112682084A (en) | 2020-12-24 | 2020-12-24 | Ventilation equipment and civil air defense engineering ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011550658.1A CN112682084A (en) | 2020-12-24 | 2020-12-24 | Ventilation equipment and civil air defense engineering ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112682084A true CN112682084A (en) | 2021-04-20 |
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ID=75452820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011550658.1A Pending CN112682084A (en) | 2020-12-24 | 2020-12-24 | Ventilation equipment and civil air defense engineering ventilation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112682084A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457035A (en) * | 2021-05-26 | 2021-10-01 | 龚雅斌 | Novel civil air defense engineering wartime ventilation equipment |
| CN113932355A (en) * | 2021-10-21 | 2022-01-14 | 深圳市中亿远环保科技有限责任公司 | Air-flowing type indoor ultraviolet air sterilizing lamp |
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| CN104405953A (en) * | 2014-11-27 | 2015-03-11 | 河南煜达阀门制造有限公司 | Variable-speed worm gear drive device for butterfly valve |
| CN210919535U (en) * | 2019-09-17 | 2020-07-03 | 师奇威 | Civil air defense ventilation device |
| CN211145496U (en) * | 2019-08-19 | 2020-07-31 | 苏州华元净化过滤设备有限公司 | Worm gear regulating valve |
| CN111578435A (en) * | 2020-05-29 | 2020-08-25 | 新昌县中医院 | Be used for gaseous disinfection ventilation equipment of traditional chinese medicine institute environment |
| CN212006101U (en) * | 2020-04-25 | 2020-11-24 | 福建省东任建设发展有限公司 | Ventilation and air filtration structure for civil air defense engineering channel |
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- 2020-12-24 CN CN202011550658.1A patent/CN112682084A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405953A (en) * | 2014-11-27 | 2015-03-11 | 河南煜达阀门制造有限公司 | Variable-speed worm gear drive device for butterfly valve |
| CN211145496U (en) * | 2019-08-19 | 2020-07-31 | 苏州华元净化过滤设备有限公司 | Worm gear regulating valve |
| CN210919535U (en) * | 2019-09-17 | 2020-07-03 | 师奇威 | Civil air defense ventilation device |
| CN212006101U (en) * | 2020-04-25 | 2020-11-24 | 福建省东任建设发展有限公司 | Ventilation and air filtration structure for civil air defense engineering channel |
| CN111578435A (en) * | 2020-05-29 | 2020-08-25 | 新昌县中医院 | Be used for gaseous disinfection ventilation equipment of traditional chinese medicine institute environment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457035A (en) * | 2021-05-26 | 2021-10-01 | 龚雅斌 | Novel civil air defense engineering wartime ventilation equipment |
| CN113932355A (en) * | 2021-10-21 | 2022-01-14 | 深圳市中亿远环保科技有限责任公司 | Air-flowing type indoor ultraviolet air sterilizing lamp |
| CN113932355B (en) * | 2021-10-21 | 2022-12-23 | 深圳市中亿远环保科技有限责任公司 | Air-flowing type indoor ultraviolet air sterilizing lamp |
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Application publication date: 20210420 |
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| RJ01 | Rejection of invention patent application after publication |