CN219911183U - High-pressure silencing centrifugal fan - Google Patents
High-pressure silencing centrifugal fan Download PDFInfo
- Publication number
- CN219911183U CN219911183U CN202320951249.5U CN202320951249U CN219911183U CN 219911183 U CN219911183 U CN 219911183U CN 202320951249 U CN202320951249 U CN 202320951249U CN 219911183 U CN219911183 U CN 219911183U
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- Prior art keywords
- rod
- centrifugal fan
- locating plate
- locking
- high pressure
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- 230000030279 gene silencing Effects 0.000 title abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000008676 import Effects 0.000 claims abstract description 5
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000003584 silencer Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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Abstract
The utility model discloses a high-pressure silencing centrifugal fan, relates to the technical field of centrifugal fans, and solves the problems that an existing centrifugal fan motor is fixed in position and does not have an adjusting structure, so that the centrifugal fan can only be driven to use by using a motor with a corresponding model size. Through the design of import muffler and perforated plate, can effectively reduce the noise that the device produced when using, the installation component can freely go up and down to adjust the position of use simultaneously, can adapt to the driving motor with different specification sizes and match and use, and the installation component possesses locking structure, and the locating plate can not appear changing the phenomenon emergence of using the position because of external force or self vibration leads to the locating plate when using.
Description
Technical Field
The utility model belongs to the technical field of centrifugal fans, and particularly relates to a high-pressure silencing centrifugal fan.
Background
The centrifugal fan is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine.
When the existing centrifugal fan is used, the mounting seat of the motor is fixed in position and does not have an adjusting structure, so that the centrifugal fan can only be driven to use by using the motor action of corresponding model sizes, the adaptability is poor, and the practicability is low.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the high-pressure silencing centrifugal fan, so that the problems that the existing centrifugal fan motor is fixed in mounting seat and is not provided with an adjusting structure, and the centrifugal fan can only be driven to use by using a motor with the corresponding model size are solved.
The purpose and the efficacy of the high-pressure silencing centrifugal fan are achieved by the following specific technical means:
the high-pressure silencing centrifugal fan comprises a fan assembly, wherein the fan assembly comprises a mounting base, an impeller shell, an inlet silencer and a driving motor, the impeller shell is fixedly arranged at the top of the mounting base, a fan impeller is rotationally connected to the inside of the impeller shell, the inlet silencer is fixedly arranged at the top of the mounting base, the top and the side face of the inlet silencer are respectively communicated with an air inlet pipeline and the impeller shell, an air outlet pipeline is arranged at the top of the impeller shell, a rotating shaft of the driving motor is in transmission connection with a rotating shaft of the fan impeller, and a porous plate is filled in the inner wall of the impeller shell; the installation component, installation component is including locating plate, regulation pole, actuating lever and action bars, driving motor fixed mounting is at the top of locating plate, the locating plate is pegged graft at the top of installation base, and adjusts the inside at the locating plate in the fore-and-aft rotation connection of pole, the inside at the locating plate is connected in the horizontal rotation of actuating lever, and the one end of actuating lever and the top of adjusting the pole pass through bevel gear group transmission and connect, the action bars is pegged graft in the inside of locating plate.
Further, the top of installation base is equipped with the track pole, and the inside of locating plate is equipped with the track groove, and the track pole is pegged graft in the inside of track groove.
Further, the outside of the body of rod of adjusting the pole is equipped with the screw thread, and adjusts the pole and screw up in the inside of installing the base through body of rod screw thread.
Further, the inside of actuating lever is equipped with the synchronizing groove, and the body of rod one end of action bars is equipped with the synchronizing lever that the cross-section is regular polygon, and the synchronizing lever is pegged graft in the inside of synchronizing groove.
Furthermore, a locking gear is arranged in the middle of the rod body of the operating rod, a locking tooth slot is arranged in the positioning plate, and the locking gear is inserted into the locking tooth slot.
Further, the outside of the rod body of the operating rod is sleeved with a locking top spring, and two ends of the locking top spring respectively prop against the side face of the locking gear and the inside of the positioning plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. the device is when using, through the design of import muffler and perforated plate, can effectively reduce the noise that the device produced when using, and the installation component can freely go up and down to adjust the position of use simultaneously, can adapt to and use with the driving motor matching of different specification sizes, and the installation component possesses locking structure, and the locating plate can not appear changing the phenomenon of using the position because of external force or self vibration when using and take place for the locating plate, and flexibility, adaptability, stability and practicality are extremely strong.
2. When the device is in a reset state, the locking gear is inserted into the locking tooth groove under the action of the locking top spring, so that the operating rod cannot rotate at the moment, and the operating rod can synchronously lock the driving rod to enable the driving rod to be unable to rotate under the action of the cooperation of the synchronous rod and the synchronous groove, so that the adjusting rod can be locked to be unable to rotate, the using height of the positioning plate can be stably maintained, the phenomenon that the using position of the positioning plate is accidentally changed due to external force or self vibration does not occur in the using process, and the use is stable.
3. The use position of locating plate can be adjusted through the free lift of action bars to make the device can use with the driving motor matching of different grade type specification size, press and rotate the action bars, the action bars is pressed the back lock gear and can deviate from the inside of locking tooth's socket, thereby thereafter the action bars can free rotation, the action bars can rotate through the drive bars of synchronizing groove drive when the action bars rotate, the action bars can drive the regulation pole rotation under the effect of bevel gear group through body of rod screw thread when adjusting the pole rotation, can be at the inside lift removal of installation base, thereby adjust the pole and can drive the locating plate in step and go up and down to change use position, adjust convenient and flexible, and adjust and accomplish and restore to the locking state by automatic reset at the action of lock top spring after releasing the action bars, it is convenient and flexible to adjust, the adaptability is extremely strong.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the internal structure of the present utility model in a reset state (normal use).
Fig. 3 is a schematic view showing the structure of the present utility model after the operation lever of fig. 2 is pressed.
Fig. 4 is a schematic view of the structure of the utility model with the mounting assembly disassembled.
Fig. 5 is an enlarged schematic view of the structure of fig. 2 according to the present utility model.
Fig. 6 is an enlarged schematic view of the structure of the B part in fig. 3 according to the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a fan assembly; 101. a mounting base; 1011. a track rod; 102. an impeller housing; 1021. an air outlet pipe; 103. an inlet muffler; 1031. an air intake duct; 104. a driving motor; 2. a mounting assembly; 201. a positioning plate; 2011. a track groove; 2012. locking tooth grooves; 202. an adjusting rod; 203. a driving rod; 2031. a synchronization groove; 204. an operation lever; 2041. a synchronizing lever; 2042. a locking gear; 2043. and locking the top spring.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 6:
the utility model provides a high-pressure silencing centrifugal fan, which comprises a fan assembly 1, wherein the fan assembly 1 comprises a mounting base 101, an impeller shell 102, an inlet silencer 103 and a driving motor 104, the impeller shell 102 is fixedly arranged at the top of the mounting base 101, a fan impeller is rotationally connected in the impeller shell 102, the inlet silencer 103 is fixedly arranged at the top of the mounting base 101, the top and the side surface of the inlet silencer 103 are respectively communicated with an air inlet pipeline 1031 and the impeller shell 102, an air outlet pipeline 1021 is arranged at the top of the impeller shell 102, a rotating shaft of the driving motor 104 is in transmission connection with a rotating shaft of a fan impeller, and a porous plate is filled in the inner wall of the impeller shell 102; the installation component 2, installation component 2 is including locating plate 201, adjust pole 202, actuating lever 203 and action bars 204, driving motor 104 fixed mounting is at the top of locating plate 201, and locating plate 201 peg graft at the top of installation base 101, and adjust the inside at locating plate 201 is connected in the vertical rotation of pole 202, and the inside at locating plate 201 is connected in the horizontal rotation of actuating lever 203, and the one end of actuating lever 203 and the top of adjusting the pole 202 pass through bevel gear group transmission and connect, and the action bars 204 peg graft in the inside of locating plate 201.
The driving motor 104 is electrically connected to an external power source and a control device, and its specific structure and working principle are the existing mature technology, which will not be described here.
The middle part of the rod body of the operating rod 204 is provided with a locking gear 2042, the inside of the positioning plate 201 is provided with a locking tooth groove 2012, the locking gear 2042 is inserted into the locking tooth groove 2012, the outside of the rod body of the operating rod 204 is sleeved with a locking top spring 2043, two ends of the locking top spring 2043 are respectively abutted against the side surface of the locking gear 2042 and the inside of the positioning plate 201, in use, in a resetting state, the locking gear 2042 is inserted into the inside of the locking tooth groove 2012 under the action of the locking top spring 2043, so that the operating rod 204 cannot rotate at this moment, a synchronous groove 2031 is formed in the inside of the driving rod 203, one end of the rod body of the operating rod 204 is provided with a synchronous rod 2041 with a regular polygon cross section, the synchronous rod 2041 is inserted into the synchronous groove 2031, and the operating rod 204 can synchronously lock the driving rod 203 under the cooperation of the synchronous rod 2041 so that the synchronous rod 203 cannot rotate, namely the adjusting rod 202 can be locked and cannot rotate, the use height of the positioning plate 201 can be stably maintained, and the phenomenon of vibration of the positioning plate 201 cannot occur due to the external force or the unexpected vibration phenomenon of the positioning plate 201 can not occur during use.
The outside of the body of rod of adjusting the pole 202 is equipped with the screw thread, and adjust the pole 202 and screw up in the inside of installing the base 101 through the body of rod screw thread, in use, the position of use of locating plate 201 can be through the free lift adjustment of action bars 204, thereby make the device can use with the driving motor 104 of different grade type specification size mately, when pressing and rotating action bars 204, the action bars 204 are pressed back lock gear 2042 and can deviate from the inside of locking tooth groove 2012, thereby afterwards action bars 204 can free rotation, action bars 204 rotate the time synchronization bars 2041 can drive actuating lever 203 rotation through the synchronization groove 2031, actuating lever 203 can drive the pole 202 rotation under the effect of bevel gear group under the rotation, can drive the pole 202 through the internal lift removal of body of rod screw thread when adjusting the pole 202 rotation, thereby adjust pole 202 can drive the locating plate 201 and go up and down to change the position of use, adjust conveniently and flexibly, and adjust and restore to the locking state under the effect of locking top spring 2043 after the adjustment is released to adjust conveniently and flexibly, the adaptability is extremely strong.
The top of the mounting base 101 is provided with a track rod 1011, the inside of the positioning plate 201 is provided with a track groove 2011, the track rod 1011 is inserted into the track groove 2011, in use, the track rod 1011 can limit the lifting track of the positioning plate 201 through the track groove 2011, so that the positioning plate 201 cannot skew and twist during lifting adjustment, and the phenomenon of dead failure of the device caused by clamping is avoided, and the use is stable.
Specific use and action of the embodiment:
in the utility model, the driving motor 104 can drive the fan impeller in the impeller shell 102 to rotate, the fan impeller can suck air from the air inlet pipeline 1031 and finally pressurize the air and then is discharged from the air outlet pipeline 1021, the noise generated by the device in use can be effectively reduced through the design of the inlet silencer 103 and the porous plate, the driving motor 104 is arranged on the positioning plate 201 for positioning use, in the resetting state, the locking gear 2042 is inserted into the locking tooth socket 2012 under the action of the locking top spring 2043, so that the operating rod 204 cannot rotate at the moment, the operating rod 204 can synchronously lock the driving rod 203 to ensure that the operating rod 204 cannot rotate under the action of the synchronous rod 2041 and the synchronous groove 2031, namely, the adjusting rod 202 can be locked to rotate in the same way, the use height of the positioning plate 201 can be stably maintained, the phenomenon that the using position of the positioning plate 201 is changed accidentally due to external force or vibration of the positioning plate 201 can not occur in the using process, the using position of the positioning plate 201 can be adjusted by freely lifting the operating rod 204, so that the device can be matched with driving motors 104 with different types and sizes for use, when the operating rod 204 is pressed and rotated, the locking gear 2042 can be separated from the inside of the locking tooth slot 2012 after the operating rod 204 is pressed, so that the operating rod 204 can be rotated freely, the synchronizing rod 2041 can drive the driving rod 203 to rotate through the synchronizing groove 2031 when the operating rod 204 rotates, the driving rod 203 can drive the adjusting rod 202 to rotate under the action of the bevel gear set, when the adjusting rod 202 rotates, the adjusting rod 202 can be lifted and moved in the installation base 101 through the rod body threads, the adjusting rod 202 can synchronously drive the positioning plate 201 to lift and change the using position, the adjustment is convenient and flexible, and after the operation rod 204 is regulated and released, the operation rod 204 can be automatically reset to restore the locking state under the action of the locking top spring 2043, and the regulation is convenient and flexible.
Claims (6)
1. High pressure amortization centrifugal fan, its characterized in that: comprising the following steps: the fan assembly (1), fan assembly (1) is including installation base (101), impeller shell (102), import muffler (103) and driving motor (104), impeller shell (102) fixed mounting is at the top of installation base (101), and the inside rotation of impeller shell (102) is connected with the fan impeller, import muffler (103) fixed mounting is at the top of installation base (101), and the top and the side of import muffler (103) communicate with inlet channel (1031) and impeller shell (102) respectively, the top of impeller shell (102) is equipped with outlet channel (1021), the pivot transmission of driving motor (104) is connected with the pivot transmission of fan impeller, and the inner wall of impeller shell (102) is filled with the perforated plate; installation component (2), installation component (2) are including locating plate (201), regulation pole (202), actuating lever (203) and action bars (204), actuating motor (104) fixed mounting is at the top of locating plate (201), locating plate (201) are pegged graft at the top of installation base (101), and adjust the inside of longitudinal rotation connection at locating plate (201) of pole (202), the inside at locating plate (201) is connected in the horizontal rotation of actuating lever (203), and the one end of actuating lever (203) and the top of adjusting pole (202) are passed through bevel gear group transmission and are connected, action bars (204) are pegged graft in the inside of locating plate (201).
2. The high pressure noise-abating centrifugal fan of claim 1, wherein: the top of the mounting base (101) is provided with a track rod (1011), the inside of the positioning plate (201) is provided with a track groove (2011), and the track rod (1011) is inserted into the track groove (2011).
3. The high pressure noise-abating centrifugal fan of claim 1, wherein: the outer part of the rod body of the adjusting rod (202) is provided with threads, and the adjusting rod (202) is screwed inside the mounting base (101) through the threads of the rod body.
4. The high pressure noise-abating centrifugal fan of claim 1, wherein: the driving rod (203) is internally provided with a synchronous groove (2031), one end of the rod body of the operating rod (204) is provided with a synchronous rod (2041) with a regular polygon cross section, and the synchronous rod (2041) is inserted into the synchronous groove (2031).
5. The high pressure noise-abating centrifugal fan of claim 1, wherein: the middle part of the rod body of the operating rod (204) is provided with a locking gear (2042), the inside of the positioning plate (201) is provided with a locking tooth groove (2012), and the locking gear (2042) is inserted into the locking tooth groove (2012).
6. The high pressure noise-abating centrifugal fan according to claim 5, wherein: the outside of the rod body of the operating rod (204) is sleeved with a locking top spring (2043), and two ends of the locking top spring (2043) respectively prop against the side face of the locking gear (2042) and the inside of the positioning plate (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951249.5U CN219911183U (en) | 2023-04-25 | 2023-04-25 | High-pressure silencing centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951249.5U CN219911183U (en) | 2023-04-25 | 2023-04-25 | High-pressure silencing centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911183U true CN219911183U (en) | 2023-10-27 |
Family
ID=88423258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320951249.5U Active CN219911183U (en) | 2023-04-25 | 2023-04-25 | High-pressure silencing centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911183U (en) |
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2023
- 2023-04-25 CN CN202320951249.5U patent/CN219911183U/en active Active
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