CN219868402U - Variable air volume ventilation device - Google Patents
Variable air volume ventilation device Download PDFInfo
- Publication number
- CN219868402U CN219868402U CN202320925065.1U CN202320925065U CN219868402U CN 219868402 U CN219868402 U CN 219868402U CN 202320925065 U CN202320925065 U CN 202320925065U CN 219868402 U CN219868402 U CN 219868402U
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- China
- Prior art keywords
- air
- plate
- ventilating duct
- filtering net
- dust filtering
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- 238000009423 ventilation Methods 0.000 title claims abstract description 43
- 239000000428 dust Substances 0.000 claims abstract description 51
- 238000001914 filtration Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 230000002301 combined effect Effects 0.000 abstract 1
- 239000011324 bead Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a ventilation device with variable air volume, which relates to the technical field of ventilation devices and comprises: a ventilation duct; a bleed air fan fixedly mounted on the inner surface of the ventilation duct; the air quantity adjusting mechanism is arranged on the inner wall of the air outlet of the ventilating duct; a dust filtering net plate detachably mounted on the inner surface of the ventilating duct; and the loading and unloading mechanism is arranged below the dust filtering net plate and fixedly connected with the bottom surface of the ventilating duct. According to the utility model, the air-entraining fan is used for guiding external air and conveying the external air in cooperation with the ventilating duct, and meanwhile, dust in the air is treated by the dust filtering net plate, in addition, the air quantity can be regulated and controlled by a user according to actual demands by utilizing the air quantity regulating mechanism, and the dust filtering net plate can be cleaned regularly according to the demands by cooperating with the combined effect of the loading and unloading mechanism and the dust filtering net plate, so that the practicability and the air cleanliness of the whole ventilating device are ensured, and the utilization efficiency of the ventilating device in actual use is improved.
Description
Technical Field
The utility model relates to the technical field of ventilation devices, in particular to a ventilation device with variable air volume.
Background
In large facilities such as shops, factories and hospitals, it is generally necessary to exchange indoor air with outdoor air and ensure ventilation and cleanliness of indoor air, and ventilation devices are used to assist ventilation, and conventional ventilation devices are generally exhaust fans, air conditioners and the like to circulate air between the interior and the exterior of the building facilities.
Such as Chinese patent publication No.: the utility model provides a ventilation unit of variable amount of wind of CN213334887U, includes the frame, one side of frame is the opening setting, coupling mechanism includes the cylinder of fixed mounting in the frame both sides, the vertical cross-section of through-hole is circular setting, two rotate between the through-hole inboard and be provided with the round bar, be interference fit between round bar and the through-hole, the one end of round bar runs through the through-hole and extends to the outside of cylinder, two vertical being connected with the baffle between the round bar, the length of baffle and the inboard length mutual match of frame, adjacent two contact each other between the baffle. According to the utility model, the ventilation device can be regulated according to different time periods, so that the ventilation device is prevented from being in an indoor environment with less night or personnel, the air quantity is still larger, and meaningless consumption of energy sources of wind power supply equipment is realized.
In order to solve the problem that the ventilation device can not adjust the air quantity, the prior art adopts a mode of matching structures such as a baffle plate and a partition plate to treat, but the condition that the ventilation device is used for extracting outside air, the dust of the air to be purified is lacked effectively, and the air quantity of the ventilation device is adjusted manually, so that the utilization efficiency and the practicability of the ventilation device are reduced.
Disclosure of Invention
The present utility model is directed to a variable air volume ventilation device, so as to solve the problems set forth in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a variable air volume ventilation device comprising: a ventilation duct; a bleed air fan fixedly mounted on the inner surface of the ventilation duct; the air quantity adjusting mechanism is arranged on the inner wall of the air outlet of the ventilating duct; a dust filtering net plate detachably mounted on the inner surface of the ventilating duct; and the loading and unloading mechanism is arranged below the dust filtering net plate and fixedly connected with the bottom surface of the ventilating duct, the air quantity adjusting mechanism comprises a driving part fixedly arranged on the inner wall of the ventilating duct, the output end of the driving part is fixedly connected with a wind shielding part, the loading and unloading mechanism comprises a telescopic part fixedly arranged at the bottom of the ventilating duct, the output end of the telescopic part is fixedly connected with a locking part used for fixing the dust filtering net plate, external air is guided by the air entraining fan and conveyed by matching with the ventilating duct, dust in the air is treated by using the dust filtering net plate, the air quantity can be adjusted and controlled by a user by using the air quantity adjusting mechanism according to actual demands, and the dust filtering net plate is cleaned by matching with the loading and unloading mechanism and the combined action of the dust filtering net plate according to needs.
The technical scheme of the utility model is further improved as follows: the driving part comprises a small motor fixedly arranged on the inner surface of the ventilating duct, and a coupler is fixedly connected to an output shaft of the small motor.
The technical scheme of the utility model is further improved as follows: the wind shielding part comprises a wind shielding plate fixedly connected with one end of the coupler, two ends of the wind shielding plate are rotationally connected with the inner surface of the ventilating duct, one end of the wind shielding plate, which is far away from the small motor, is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is rotationally connected with the inner wall of the ventilating duct, and the wind shielding plate can be matched with the rotating shaft through the small motor, so that the angle of the wind shielding plate can be adjusted as required to regulate and control the air quantity.
The technical scheme of the utility model is further improved as follows: the air quantity adjusting mechanism is provided with a plurality of groups, the tops of the adjacent wind shields are contacted with the bottom, the tops of the wind shields are provided with dislocation grooves near the outer side, and the dislocation grooves are utilized to leave space for the contact positions of the adjacent wind shields, so that the mutual check of the adjacent wind shields is avoided.
The technical scheme of the utility model is further improved as follows: the inner wall of the ventilating duct is provided with a sliding groove, the outer surface of the dust filtering net plate is in sliding connection with the inner wall of the sliding groove, the inner surface of the ventilating duct is positioned below the dust filtering net plate, a through groove is formed, and the through groove is utilized to enable the dust filtering net plate to be detached and replaced more conveniently and more easily.
The technical scheme of the utility model is further improved as follows: the telescopic part comprises an air cylinder fixedly connected to the bottom of the ventilating duct, the output end of the air cylinder is fixedly connected with a push plate which is slidably connected with the bottom surface of the ventilating duct, and one side surface of the push plate is fixedly connected with an inserting block.
The technical scheme of the utility model is further improved as follows: the locking part comprises a plugging plate fixedly connected to the bottom of the dust filtering net plate, the outer surface of the plugging plate is in sliding connection with the inner wall of the through groove, the bottom surface of the plugging plate is fixedly connected with a locating plate which is symmetrically arranged, a locating through groove which is matched with the plug block is formed in the surface of the locating plate, the outer surface of the plug block is movably clamped with the inner wall of the locating through groove, and the plug block is separated from the locating plate by utilizing an air cylinder and a push plate, so that the dust filtering net plate can be taken out of a ventilating duct quickly for cleaning.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a variable air volume ventilation device, which guides external air through an air entraining fan, is matched with a ventilation pipeline to carry, and simultaneously utilizes a dust filtering net plate to treat dust in the air.
2. The utility model provides a ventilation device with variable air volume, which can adjust the angle of a wind shield according to the need through the matching of a small motor and a rotating shaft, so that the air volume is regulated and controlled, the device is more convenient to use, and the practicability of the device is further improved.
3. The utility model provides a ventilation device with variable air volume, which is characterized in that an air cylinder is matched with a push plate to enable an insert block to move, the insert block is matched with a positioning through groove on a positioning plate, the stability of a dust filtering net plate during use is enhanced, and when the dust filtering net plate needs to be cleaned, the air cylinder and the push plate are utilized to separate the insert block from the positioning plate, so that the dust filtering net plate can be quickly taken out from a ventilation pipeline to be cleaned, the disassembly difficulty of a user during cleaning the dust filtering net plate is reduced, and the convenience of the device is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is a schematic perspective view of an air volume adjusting mechanism according to the present utility model;
FIG. 4 is a schematic perspective view of a wind deflector and a rotary shaft according to the present utility model;
fig. 5 is a schematic view showing an exploded structure of the dust filter screen and the loading and unloading mechanism of the present utility model.
In the figure: 1. a ventilation duct; 2. an air volume adjusting mechanism; 21. a wind deflector; 22. a small motor; 23. a rotating shaft; 3. a bleed air fan; 4. a dust filtering net plate; 5. a loading and unloading mechanism; 51. a cylinder; 52. a push plate; 53. inserting blocks; 54. a positioning plate; 55. positioning through grooves; 56. and a plugging plate.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1 to 5, the present utility model provides a variable air volume ventilation device, comprising: a ventilation duct 1; a bleed air fan 3 fixedly mounted on the inner surface of the ventilation duct 1; the air quantity adjusting mechanism 2 is arranged on the inner wall of the air outlet of the ventilating duct 1; a dust filtering net plate 4 detachably mounted on the inner surface of the ventilating duct 1; and the loading and unloading mechanism 5 is arranged below the dust filtering net plate 4 and fixedly connected with the bottom surface of the ventilating duct 1, the air quantity adjusting mechanism 2 comprises a driving part fixedly arranged on the inner wall of the ventilating duct 1, the output end of the driving part is fixedly connected with a wind shielding part, the loading and unloading mechanism 5 comprises a telescopic part fixedly arranged at the bottom of the ventilating duct 1, the output end of the telescopic part is fixedly connected with a locking part for fixing the dust filtering net plate 4, a chute is formed in the inner wall of the ventilating duct 1, the outer surface of the dust filtering net plate 4 is in sliding connection with the inner wall of the chute, the inner surface of the ventilating duct 1 is positioned below the dust filtering net plate 4 and provided with a through groove, external air is guided by the air entraining fan 3 to be conveyed by matching the ventilating duct 1, dust in the air is treated by the dust filtering net plate 4, a user can utilize the air quantity adjusting mechanism 2 to adjust and control the air quantity according to the actual requirements, and the combined action of the loading and unloading mechanism 5 and the dust filtering net plate 4 is cleaned according to the requirements.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the drive part is including fixed mounting small motor 22 on air pipe 1 internal surface, fixedly connected with shaft coupling on the output shaft of small motor 22, the wind shielding part is including the deep bead 21 of fixed connection in shaft coupling one end, the both ends and the internal surface rotation of air pipe 1 of deep bead 21 are connected, the one end fixedly connected with pivot 23 of small motor 22 is kept away from to deep bead 21, the surface and the inner wall rotation of air pipe 1 of pivot 23 are connected, air regulation mechanism 2 is provided with a plurality of groups, the top and the bottom of adjacent deep bead 21 contact, and the dislocation groove has been seted up near the outside at the top of deep bead 21, through the cooperation of the output shaft and the shaft coupling of small motor 22, drive deep bead 21 rotation, but regulation and control of air quantity is carried out as required angle.
Example 3
As shown in fig. 1-5, on the basis of embodiments 1-2, the present utility model provides a technical solution: preferably, the telescopic part comprises a cylinder 51 fixedly connected to the bottom of the ventilating duct 1, an output end of the cylinder 51 is fixedly connected with a push plate 52 slidably connected with the bottom surface of the ventilating duct 1, an insert block 53 is fixedly connected to one side surface of the push plate 52, the locking part comprises a plugging plate 56 fixedly connected to the bottom of the dust filtering net plate 4, the outer surface of the plugging plate 56 is slidably connected with the inner wall of the through groove, a positioning plate 54 is fixedly connected to the bottom surface of the plugging plate 56, a positioning through groove 55 matched with the insert block 53 is formed in the surface of the positioning plate 54, the outer surface of the insert block 53 is movably clamped with the inner wall of the positioning through groove 55, the push plate 52 and the insert block 53 are driven to move through the telescopic operation of the output end of the cylinder 51, the insert block 53 is clamped with the positioning through groove 55, the dust filtering net plate 4 is fixed, and when the dust filtering net plate 4 is required to be cleaned, the cylinder 51 is used for driving the push plate 52 and the insert block 53 to move with the positioning plate 54, so that the insert block 53 is separated from the positioning plate 54, and the dust filtering net plate 4 is taken out of the ventilating duct 1, and the dust filtering net plate is cleaned.
The working principle of the variable air volume ventilation device is specifically described below.
When the air conditioner is used, as shown in fig. 1-5, outside air is guided by the air entraining fan 3 to be in the ventilating duct 1, dust in the air is filtered by the dust filtering net plate 4, then a user can adjust the angle of the wind screen 21 according to the requirement, the wind screen 21 is driven to rotate by the cooperation of the output shaft of the small motor 22 and the coupling, the air quantity can be regulated and controlled according to the requirement by adjusting the angle, if the dust adhered on the dust filtering net plate 4 is required to be cleaned, the air cylinder 51 is started, the push plate 52 and the insert block 53 are driven to move by the air cylinder 51, the insert block 53 is separated from the positioning plate 54, and the dust filtering net plate 4 is taken out of the ventilating duct 1 for cleaning.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. A variable air volume ventilation device comprising: a ventilation duct (1);
a bleed air fan (3) fixedly mounted on the inner surface of the ventilation duct (1);
the air quantity adjusting mechanism (2) is arranged on the inner wall of the air outlet of the ventilating duct (1);
a dust filtering net plate (4) detachably mounted on the inner surface of the ventilation pipeline (1);
and set up dust filtering net board (4) below and with air pipe (1) bottom surface fixed connection's handling mechanism (5), its characterized in that: the air quantity adjusting mechanism (2) comprises a driving part fixedly installed on the inner wall of the ventilating duct (1), the output end of the driving part is fixedly connected with a wind shielding part, the loading and unloading mechanism (5) comprises a telescopic part fixedly installed at the bottom of the ventilating duct (1), and the output end of the telescopic part is fixedly connected with a locking part for fixing the dust filtering net plate (4).
2. A variable air volume ventilation device according to claim 1, wherein: the driving part comprises a small motor (22) fixedly arranged on the inner surface of the ventilating duct (1), and a coupler is fixedly connected to an output shaft of the small motor (22).
3. A variable air volume ventilation device according to claim 2, characterized in that: the wind shielding part comprises a wind shielding plate (21) fixedly connected to one end of the coupler, two ends of the wind shielding plate (21) are rotatably connected with the inner surface of the ventilating duct (1), one end, far away from the small motor (22), of the wind shielding plate (21) is fixedly connected with a rotating shaft (23), and the outer surface of the rotating shaft (23) is rotatably connected with the inner wall of the ventilating duct (1).
4. A variable air volume ventilation device according to claim 3, wherein: the air quantity adjusting mechanism (2) is provided with a plurality of groups, the tops of the adjacent wind shields (21) are contacted with the bottom, and dislocation grooves are formed in the positions, close to the outer sides, of the tops of the wind shields (21).
5. A variable air volume ventilation device according to claim 1, wherein: the inner wall of the ventilating duct (1) is provided with a sliding groove, the outer surface of the dust filtering net plate (4) is in sliding connection with the inner wall of the sliding groove, and the inner surface of the ventilating duct (1) is positioned below the dust filtering net plate (4) and provided with a through groove.
6. The variable air volume ventilation device of claim 5, wherein: the telescopic part comprises an air cylinder (51) fixedly connected to the bottom of the ventilating duct (1), a push plate (52) which is slidably connected with the bottom surface of the ventilating duct (1) is fixedly connected to the output end of the air cylinder (51), and an inserting block (53) is fixedly connected to one side surface of the push plate (52).
7. The variable air volume ventilation device of claim 6, wherein: the locking part comprises a plugging plate (56) fixedly connected to the bottom of the dust filtering net plate (4), the outer surface of the plugging plate (56) is in sliding connection with the inner wall of the through groove, the bottom surface of the plugging plate (56) is fixedly connected with a positioning plate (54) which is symmetrically arranged, a positioning through groove (55) which is matched with the plug block (53) is formed in the surface of the positioning plate (54), and the outer surface of the plug block (53) is movably clamped with the inner wall of the positioning through groove (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925065.1U CN219868402U (en) | 2023-04-23 | 2023-04-23 | Variable air volume ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925065.1U CN219868402U (en) | 2023-04-23 | 2023-04-23 | Variable air volume ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219868402U true CN219868402U (en) | 2023-10-20 |
Family
ID=88343894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320925065.1U Active CN219868402U (en) | 2023-04-23 | 2023-04-23 | Variable air volume ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219868402U (en) |
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2023
- 2023-04-23 CN CN202320925065.1U patent/CN219868402U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |