CN221279660U - Noise reduction equipment for warm ventilation pipe - Google Patents
Noise reduction equipment for warm ventilation pipe Download PDFInfo
- Publication number
- CN221279660U CN221279660U CN202323079624.0U CN202323079624U CN221279660U CN 221279660 U CN221279660 U CN 221279660U CN 202323079624 U CN202323079624 U CN 202323079624U CN 221279660 U CN221279660 U CN 221279660U
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- Prior art keywords
- noise reduction
- clamping
- reduction device
- dwang
- sliding
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- 238000009423 ventilation Methods 0.000 title claims abstract description 13
- 230000001603 reducing effect Effects 0.000 claims abstract description 29
- 229920000742 Cotton Polymers 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 241000883990 Flabellum Species 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of noise reduction equipment, in particular to noise reduction equipment for a warm ventilation pipe, which has the characteristics of reducing wind speed and improving noise reduction effect and comprises a noise reduction device main body and a box body, wherein through holes are respectively arranged at the left side and the right side of the noise reduction device main body, a first rotating rod and a second rotating rod are respectively connected in a rotating mode, clamping grooves are respectively arranged at the front parts of the first rotating rods, speed reduction devices are respectively clamped and connected, the speed reduction devices comprise clamping blocks and are respectively clamped and connected with the clamping grooves, speed reduction fan blades are respectively arranged at the outer sides of the speed reduction devices, clamping grooves are respectively arranged at the front parts of the speed reduction devices, sliding grooves are respectively connected with sliding blocks in a clamping mode, another sliding groove is respectively arranged at the front parts of the speed reduction devices, another sliding block is respectively connected with the clamping grooves at the front parts of the first rotating rods in a clamping mode, and the other sliding blocks are respectively clamped and connected with the other sliding blocks at the front parts of the first rotating rods.
Description
Technical Field
The utility model relates to the technical field of noise reduction equipment, in particular to noise reduction equipment for a warm ventilation pipe.
Background
As is well known, the heating ventilation exhaust pipe is an important component for transmitting heat and energy in a building and adjusting the temperature and humidity of air so as to realize indoor air discharge and circulation, and noise reduction equipment is needed to reduce noise during use.
In real life, the wind speed in the noise reduction equipment of most directly influences the noise reduction effect of the noise reduction equipment, when the wind speed is great, can reduce the noise reduction effect of the noise reduction equipment, and the noise reduction equipment of most does not have the device to the installation reduction wind speed, so the effect of making an uproar falls is not fine, and the space that promotes still.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides noise reduction equipment for a warm ventilation pipe, which has the characteristics of reducing wind speed and improving noise reduction effect.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a noise reduction equipment for warm ventilation pipe, includes noise reduction device main part and box, noise reduction device main part's left and right sides is provided with the through-hole respectively to all rotate and be connected with first dwang and second dwang, the number first dwang's front portion all is provided with the draw-in groove, and all the joint has a reduction gear, the number reduction device includes the fixture block, and all be the joint setting with the draw-in groove, the number the outside of reduction gear all is provided with the reduction fan blade, the number the front portion of reduction device all is provided with the draw-in groove, the number the rear portion of second dwang all is provided with the spout to equal sliding connection has the sliding block, the number the sliding block all is the joint setting with the draw-in groove, is located the front portion the reduction gear the front portion is provided with another spout to equal sliding connection has another sliding block, another sliding block and the draw-in groove of first dwang front portion be the joint setting, noise reduction device main part and rear portion all are provided with the joint setting up, the number of screw hole all is provided with the screw hole, the number average is provided with the number average through the first and second rotating shaft and the number average connecting the first side of the first rotating shaft, the number average connecting the first rotating shaft is provided with the number average connecting the first side of the first rotating shaft through the first rotating shaft, the number average connecting the first rotating shaft is provided with the first rotating shaft, the number average connecting the first rotating shaft is provided with the first side of the first rotating shaft through the number average connecting shaft, the number average connecting the first rotating shaft and the first rotating shaft is provided with the first rotating shaft, and are each engaged with the first gear.
Furthermore, the cross sections of the clamping grooves and the clamping blocks are rectangular, and the clamping blocks are made of stainless steel materials with high firmness.
Further, a plurality of second gears and corresponding boxes are provided with intervals, and lubricating oil is smeared outside the first gears and the second gears.
Further, noise reduction and soundproof cotton is arranged in the noise reduction device main body, and a filter screen is arranged on the inner wall of the noise reduction and soundproof cotton.
Preferably, a plurality of speed reducing fan blades and the filter screen are provided with intervals, and springs are arranged in the sliding grooves and are connected with the sliding blocks.
Preferably, two sides of the noise reduction device main body are respectively provided with a connecting pipe, and one side of each of the plurality of connecting pipes is provided with a flange.
(III) beneficial effects
Compared with the prior art, the utility model provides the noise reduction equipment for the warm ventilation pipe, which has the following beneficial effects:
This equipment of making an uproar falls in warm ventilation pipe, wind in the noise reduction device main part is when removing, the striking is on the speed-down flabellum, drive the speed-down flabellum and rotate, convert a part of wind energy into mechanical energy, play certain reducing effect to the wind speed, the speed-down flabellum is when rotating simultaneously, when driving first dwang, second dwang and first gear rotation, can drive engaged with second gear rotation, drive the rotation mode of gear wheel through the pinion, play the effect of slowing down to the pinion, thereby prevent that the rotational speed of speed-down flabellum from being too fast, and influence the speed-down wind speed, and then further improved the effect of reducing the wind speed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged left-hand view of the connecting pipes of the present utility model;
FIG. 3 is a schematic view of a three-dimensional structure of the clamping groove, the clamping block, the speed-reducing fan blade and the like in the utility model with enlarged fit;
FIG. 4 is a partially enlarged schematic view of the sliding groove and the sliding block of the second rotating rod;
FIG. 5 is a schematic view of the structure of the present utility model shown in FIG. 1, partially enlarged at A;
Fig. 6 is a partially enlarged schematic view of the structure of the present utility model at B shown in fig. 2.
In the figure: 1. a noise reduction device body; 2. a case; 3. a first rotating lever; 4. a second rotating lever; 5. a clamping groove; 6. a clamping block; 7. a speed reducing fan blade; 8. a chute; 9. a sliding block; 10. a bolt; 11. a first gear; 12. a third rotating lever; 13. a fourth rotating lever; 14. a second gear; 15. noise reduction and sound insulation cotton; 16. a filter screen; 17. a connecting pipe; 18. and (3) a flange.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the noise reduction device for a warm ventilation pipe of the present utility model comprises a noise reduction device main body 1 and a box 2, wherein two sides of the noise reduction device main body 1 are respectively provided with a connecting pipe 17, one side of each of the plurality of connecting pipes 17 is provided with a flange 18, the noise reduction device and the warm ventilation pipe are connected together through the flange 18, the left and right sides of the noise reduction device main body 1 are respectively provided with a through hole, and are respectively and rotatably connected with a first rotating rod 3 and a second rotating rod 4, the first rotating rod 3, the second rotating rod 4 and the noise reduction device main body 1 are rotatably arranged, the front parts of the plurality of first rotating rods 3 are respectively provided with clamping grooves 5, and are respectively and rotatably connected with a speed reduction device, The plurality of speed reducing devices comprise clamping blocks 6 and are respectively connected with the clamping grooves 5 in a clamping way, the plurality of speed reducing devices are respectively installed together in a clamping way through the clamping blocks 6 and the clamping grooves 5 and then are connected on the first rotating rod 3 in a clamping way, the outer sides of the plurality of speed reducing devices are respectively provided with a speed reducing fan blade 7, wind in noise reduction equipment blows onto the speed reducing fan blades 7 to drive the speed reducing fan blades 7 to rotate, a part of wind energy is converted into mechanical energy, the wind speed reducing capacity is achieved, the clamping grooves 5 are respectively arranged at the front parts of the plurality of speed reducing devices, the sliding grooves 8 are respectively arranged at the rear parts of the plurality of second rotating rods 4 and are respectively connected with sliding blocks 9 in a sliding way, springs are respectively arranged in the plurality of sliding grooves and are respectively connected with the sliding blocks, The sliding blocks 9 are all in clamping connection with the clamping grooves 5, the other sliding grooves 8 are arranged at the front part of the speed reducing device positioned at the front part, the other sliding blocks 9 are all in sliding connection with the clamping grooves 5 positioned at the front part of the first rotating rod 3, when the plurality of speed reducing devices are installed, the sliding blocks 9 positioned at one side of the second rotating rod 4 slide into the sliding grooves 8, then one side of the speed reducing device positioned at the front part is aligned with one side of the second rotating rod 4, at the moment, the sliding blocks 9 are aligned with the clamping grooves 5 positioned at the front part of the speed reducing device and slide into the clamping grooves 5 under the thrust of the springs to clamp the speed reducing device, the cross sections of the plurality of clamping grooves 5 and the clamping blocks 6 are all rectangular, the clamping blocks 6 are prevented from being rotationally arranged in the clamping grooves 5, the clamping blocks 6 are made of stainless steel materials with high firmness, the service life of the clamping blocks 6 is prolonged, the front part and the rear part of the noise reduction device main body 1 are respectively provided with a plurality of threaded holes, the upper part and the lower part of the plurality of box bodies 2 are respectively provided with a connecting block, the plurality of threaded holes are respectively connected through bolts 10, the box bodies 2 are arranged on the noise reduction device main body 1 in a threaded connection mode of the bolts 10 and the threaded holes, the plurality of first rotating rods 3 and the second rotating rods 4 are respectively rotationally connected with the box bodies 2 through bearings, the middle parts of the plurality of first rotating rods 3 and the second rotating rods 4 are respectively provided with a first gear 11, One side of the plurality of boxes 2 is rotationally connected with a third rotating rod 12 through a rotating shaft, the rear parts of the plurality of third rotating rods 12 are respectively provided with a clamping block 6, the front part and the rear part of the noise reduction device main body 1 are respectively rotationally connected with a fourth rotating rod 13 through bearings, one ends of the plurality of fourth rotating rods 13 are respectively provided with a clamping groove 5 and are in clamping connection with the clamping blocks 6, the third rotating rods 12 and the fourth rotating rods 13 are installed together in a clamping way of the clamping blocks 6 and the clamping grooves 5, the middle parts of the plurality of third rotating rods 12 are respectively provided with a second gear 14 and are respectively meshed with the first gears 11, a speed reducing fan drives the first rotating rods 3 and the second rotating rods 4 to rotate, Then through the second gear 14 meshed with the first gear 11, the principle that the pinion drives the bull gear to rotate is adopted to play a role in reducing the speed of the first gear 11, thereby playing a role in reducing the speed of the speed reducing fan, a plurality of second gears 14 and corresponding box bodies 2 are provided with intervals, the friction between the second gears 14 and the box bodies 2 is prevented when the second gears 14 rotate, lubricating oil is smeared on the outsides of the plurality of first gears 11 and the second gears 14, the friction force between the first gears 11 and the second gears 14 is reduced, noise reduction and soundproof cotton 15 is arranged in the noise reduction device main body 1, the noise reduction effect is achieved, a filter screen 16 is arranged on the inner wall of the noise reduction and soundproof cotton 15, And a plurality of speed reducing fan blades 7 and a filter screen 16 are provided with intervals, so that friction between the speed reducing fan blades 7 and the filter screen 16 is prevented when the speed reducing fan blades rotate.
In summary, in the noise reduction device for a warm ventilation pipe, when in use, a worker installs a plurality of speed reduction devices together, then slides the sliding block 9 of the rear speed reduction device into the sliding groove 8, simultaneously slides the sliding block 9 of the rear part of the second rotating rod 4 into the sliding groove 8, then places a plurality of speed reduction devices between the first rotating rod 3 and the second rotating rod 4, aligns the sliding block 9 with the clamping groove 5 respectively, slides the sliding block 9 into the clamping groove 5 under the action of the spring, then installs a plurality of third rotating rods 12 on the fourth rotating rod 13 respectively, then installs the box body 2 and the noise reduction device main body 1 together by using the bolts 10, and when wind passes through the noise reduction device main body 1, blows a plurality of speed reduction fan blades 7 to rotate, drives the first rotating rod 3 and the second rotating rod 4 to rotate, and then drives the second gear 14 to rotate by the first gear 11 to reduce the wind speed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Noise reduction equipment for warm ventilation pipe, its characterized in that: comprises a noise reduction device main body (1) and a box body (2), wherein through holes are respectively arranged on the left side and the right side of the noise reduction device main body (1), a first rotating rod (3) and a second rotating rod (4) are respectively connected in a rotating manner, the front parts of the first rotating rods (3) are respectively provided with a clamping groove (5), a speed reduction device is respectively clamped, the speed reduction device comprises a clamping block (6) and is respectively clamped with the clamping grooves (5), speed reduction fan blades (7) are respectively arranged on the outer sides of the speed reduction devices, clamping grooves (5) are respectively arranged on the front parts of the speed reduction devices, sliding grooves (8) are respectively arranged on the rear parts of the second rotating rods (4), and all sliding blocks (9) are connected in a sliding way, a plurality of sliding blocks (9) are connected with clamping grooves (5) in a clamping way, the front part of the speed reducing device positioned at the front part is provided with another sliding groove (8), the other sliding blocks (9) are connected in a sliding way, the other sliding blocks (9) are connected with the clamping grooves (5) at the front part of the first rotating rod (3) in a clamping way, the front part and the rear part of the noise reducing device main body (1) are provided with a plurality of threaded holes, the upper part and the lower part of the box body (2) are provided with connecting blocks, the threaded holes are connected through bolts (10), the several first dwang (3) and second dwang (4) all are the rotation through bearing and box (2) and are connected, and the several the middle part of first dwang and second dwang (4) all is provided with first gear (11), and the several one side of box (2) all is connected with third dwang (12) through the pivot rotation, and the several the rear portion of third dwang (12) all is provided with fixture block (6), the front portion and the rear portion of noise reduction device main part (1) all are connected with fourth dwang (13) through the bearing rotation, and the several the one end of fourth dwang (13) all is provided with draw-in groove (5) to be the joint setting with fixture block (6), the middle part of third dwang (12) all is provided with second gear (14), and all meshes with first gear (11).
2. A noise reduction device for a warm air duct according to claim 1, characterized in that: the cross sections of the clamping grooves (5) and the clamping blocks (6) are rectangular, and the clamping blocks (6) are made of stainless steel materials with high firmness.
3. A noise reduction device for a warm air duct according to claim 1, characterized in that: and a plurality of second gears (14) and corresponding boxes (2) are provided with intervals, and lubricating oil is smeared outside the first gears (11) and the second gears (14).
4. A noise reduction device for a warm air duct according to claim 1, characterized in that: noise reduction device main part (1) inside is provided with noise reduction soundproof cotton (15), be provided with filter screen (16) on the inner wall of noise reduction soundproof cotton (15).
5. A noise reduction device for a warm air duct according to claim 4, characterized in that: the speed reducing fan blades (7) and the filter screen (16) are provided with intervals, and springs are arranged in the sliding grooves and are connected with the sliding blocks.
6. A noise reduction device for a warm air duct according to claim 1, characterized in that: connecting pipes (17) are respectively arranged on two sides of the noise reduction device main body (1), and flanges (18) are respectively arranged on one sides of the plurality of connecting pipes (17).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221279660U true CN221279660U (en) | 2024-07-05 |
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| GR01 | Patent grant |