CN218379449U - Slag extractor air damper device - Google Patents
Slag extractor air damper device Download PDFInfo
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- CN218379449U CN218379449U CN202222302787.XU CN202222302787U CN218379449U CN 218379449 U CN218379449 U CN 218379449U CN 202222302787 U CN202222302787 U CN 202222302787U CN 218379449 U CN218379449 U CN 218379449U
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- air door
- door body
- semi
- circular gear
- ventiduct
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Abstract
The utility model belongs to the technical field of the spare part of slagging-off machine is made, specifically be a slagging-off machine air damper device, including the air door body, the inside of air door body is equipped with the ventiduct, be equipped with the deep bead in the ventiduct through the pivot on the air door body, the axis of pivot perpendicular to ventiduct, the one end of pivot stretches out the air door originally externally, be equipped with semi-circular gear in the pivot at the outer coaxial fixed of air door body, the air door body is equipped with the worm with semi-circular gear meshing through support piece outward, be equipped with two limiting plates on the lateral wall of air door body orientation semi-circular gear, contained angle between two limiting plates is 90 degrees, the one end that two limiting plates are close to each other all is in the virtual circle at semi-circular gear's place, be equipped with semi-circular gear turned angle appearance on the air door body, current air door regulative mode precision is low and adjust inconvenient problem has been solved.
Description
Technical Field
The utility model belongs to the technical field of the spare part of slag extractor is made, specifically be a slag extractor air damper device.
Background
Most of various common air door adjusting modes in the market at present are connected in the modes of conventional lever and connecting rod and the like, the locking mode is also solved only by the scheme of pin or screw pressing and the like, and the operation is troublesome. And the adjustment precision is low, therefore, a damper device with higher precision and convenient adjustment operation needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's shortcoming, adopt worm and semi-circular gear cooperation limiting plate and semi-circular gear turned angle appearance's mode, designed a sediment exhauster air damper device that can accurate air volume of adjusting, solved current air door regulative mode precision low and adjust inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a sediment outflow machine air damper device, includes the air door body, the inside of air door body is equipped with the ventiduct, be in through the pivot on the air door body be equipped with the deep bead in the ventiduct, the pivot perpendicular to the axis of ventiduct, the one end of pivot is stretched out the air door is originally external, be in the pivot the outer coaxial fixed semicircular gear that is equipped with of air door body, the air door originally external through support piece be equipped with semicircular gear meshing's worm, the air door body orientation be equipped with two limiting plates, two on semicircular gear's the lateral wall contained angle between the limiting plate is 90 degrees, two the one end that the limiting plate is close to each other is all in the virtual circle at semicircular gear's place, be equipped with the semicircular gear turned angle appearance on the air door body.
Preferably, the semi-circular gear turned angle appearance includes pointer, scale dish, two the limiting plate dorsad one side of air door body sets up jointly the scale dish, the pointer is located semi-circular gear is last, the pointer perpendicular to the pivot, the pointer is in the air door body orientation projection on semi-circular gear's the lateral wall is located two between the limiting plate, the scale dish arrives the distance of air door body is less than the pointer arrives the distance of air door body.
Preferably, the pointer is arranged on the end face, back to the air door body, of the semicircular gear, and the thickness of the semicircular gear is larger than the height of the limiting plate.
Preferably, N wind deflectors are arranged in the air duct, wherein N is a natural number greater than 1, each wind deflector is rotatably connected with the air door body through a rotating shaft, each rotating shaft is coaxially and fixedly connected with the semicircular gear outside the air door body, the air door body is externally provided with a worm, and all the semicircular gears are meshed with the worm; all the deep bead equal perpendicular to during the axis of ventiduct, all the area sum of deep bead equals the area of the cross section of ventiduct, all connecting line section between the pivot is in projection on the plane at semi-circular gear's terminal surface place is located same straight line, just straight line perpendicular to the axis of ventiduct, the air door body orientation be equipped with two limiting plates on semi-circular gear's the lateral wall, two contained angle between the limiting plate is 90 degrees, two the one end that the limiting plate is close to each other is located same in the virtual circle at semi-circular gear's place.
Preferably, a safety cover is arranged on the outer side wall of the air door body at the worm and the semicircular gear, and all threads on the semicircular gear and the worm are located in the safety cover.
Preferably, the rotating shaft is connected with the damper body through dynamic sealing.
Preferably, one end of the worm is provided with a handle in the radial direction.
Preferably, said N is equal to 2.
Preferably, the cross-sectional area of the air duct is rectangular, and each wind deflector is rectangular in shape.
Preferably, the wind deflectors are all equal in shape and size.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a worm and the mode of semi-circular gear cooperation limiting plate and semi-circular gear turned angle appearance have designed a slag extractor air damper device that can accurate regulation air volume, have solved current air door regulative mode precision low and adjust inconvenient problem.
2. The rotation of the rotating shaft and the semicircular gear in the utility model can drive the pointer to rotate, and the pointer rotates to indicate the scale on the scale plate, which is equal to the rotation angle of the wind shield; the projection of the pointer on the side wall of the air door body facing the semicircular gear is positioned between the two limiting plates, namely, the rotating angle of the pointer can only be between the two wind shields, so that the pointer can conveniently indicate the scales on the scale plate; the distance from the scale disc to the air door body is set to be smaller than the distance from the pointer to the air door body, and the purpose is to prevent the pointer from rubbing the surface of the scale disc in the process that the rotating shaft and the semicircular gear drive the pointer to rotate.
3. The utility model discloses a set up safety housing's mode, can prevent the worm with semicircular gear's meshing department gets into impurity, the protection worm with semicircular gear is for safe consideration simultaneously, prevents the operator transport the utility model discloses the time finger touch carelessly the worm with semicircular gear's meshing department and being pressed from both sides and hinder.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the safety housing of FIG. 1 with the safety housing removed;
FIG. 3 is a schematic structural view of the damper body of FIG. 2 with the side wall of the semicircular gear mounted thereon removed;
fig. 4 is a front view of fig. 2 with the scale pan removed.
Wherein, 1, the air door body; 2. an air duct; 3. a wind deflector; 4. a rotating shaft; 5. a semicircular gear; 6. a worm; 7. a limiting plate; 8. a virtual circle; 9. a pointer; 10. a scale plate; 11. a safety housing; 12. a support member; 13. a handle.
Detailed Description
Referring to fig. 1-4, a sediment exhauster air damper device, including air door body 1, the inside of air door body 1 is equipped with ventiduct 2, be in through pivot 4 on the air door body 1 be equipped with deep bead 3 in the ventiduct 2, pivot 4 perpendicular to the axis of ventiduct 2, the one end of pivot 4 stretches out outside the air door body 1, be in the pivot 4 the outer coaxial fixed semicircular gear 5 that is equipped with of air door body 1, air door body 1 be equipped with outward through support piece 12 with the worm 6 of semicircular gear 5 meshing, air door body 1 orientation be equipped with two limiting plates 7 on semicircular gear 5's the lateral wall, two contained angle between the limiting plate 7 is 90 degrees, two the one end that limiting plate 7 is close to each other is all in the virtual circle 8 at semicircular gear 5's place, be equipped with semicircular gear turned angle appearance on the air door body 1.
In the embodiment, the wind shield 3 rotates around the rotating shaft 4 to open and close the air duct 2, in the operation process, an operator only needs to rotate the worm 6, the worm 6 drives the semicircular gear 5 to rotate, so that the rotating shaft 4 and the wind shield 3 are driven to rotate, and when the wind shield 3 is vertical to the axis of the air duct 2, the air duct 2 is in a closed state; when an included angle exists between the wind shield 3 and the axis of the air duct 2 (the included angle is an acute angle), the air duct 2 is in an open state with different degrees, and the larger the included angle between the wind shield 3 and the axis of the air duct 2 is from 0 degree to 90 degrees, the larger the opening degree of the air duct 2 is; because the included angle between the two limiting plates 7 is 90 degrees, one ends of the two limiting plates 7, which are close to each other, are both in the virtual circle 8 where the semicircular gear 5 is located, that is, when the semicircular gear 5 rotates beyond a certain rotation angle, one ends of the limiting plates 7 can be in contact with a plane parallel to the axis of the semicircular gear 5 on the semicircular gear 5, so that the semicircular gear 5 is blocked from rotating, and thus, it can be prevented that the wind shield 3 rotates beyond a preset angle in the process that an operator adjusts the rotation of the wind shield 3 by using the worm 6, so that the effect is opposite, for example, when the wind shield 3 rotates clockwise by 30 degrees, the wind shield 3 just can close the air duct 2, but when the wind shield 3 rotates clockwise by 30 degrees in operation under the condition that the limiting plates 7 are not arranged, the air duct 2 is in an open state again; adjust through worm 6 and 5 meshing of semicircular gear like this, can improve the precision to it is easier to rotate worm 6, and has still set up the semicircular gear turned angle appearance, and the operator can observe the turned angle that shows on the semicircular gear turned angle appearance and judge the degree that ventiduct 2 opened.
As a preferred mode, the semicircular gear rotation angle appearance includes pointer 9, scale dish 10, two limiting plate 7 dorsad one side of air door body 1 sets up jointly scale dish 10, pointer 9 is located on the semicircular gear 5, pointer 9 perpendicular to pivot 4, pointer 9 is in air door body 1 orientation projection on the lateral wall of semicircular gear 5 is located two between the limiting plate 7, scale dish 10 extremely the distance of air door body 1 is less than pointer 9 extremely the distance of air door body 1. After the design is carried out, the rotating shaft 3 and the semicircular gear 5 rotate to drive the pointer 9 to rotate, and the pointer 9 rotates to indicate the scale on the scale disc 10 to be equal to the rotating angle of the wind shield 3; the projection of the pointer 9 on the side wall of the air door body 1 facing the semicircular gear 5 is positioned between the two limiting plates 7, that is, the rotating angle of the pointer 9 can only be between the two wind shields 3, so that the pointer 9 can conveniently indicate the scales on the scale plate 10; the distance from the scale disc 10 to the air door body 1 is set to be smaller than the distance from the pointer 9 to the air door body 1, so that the pointer is prevented from rubbing the surface of the scale disc 10 in the process that the rotating shaft 3 and the semicircular gear 5 drive the pointer 9 to rotate.
As a preferable mode, the pointer 9 is arranged on the end face of the semicircular gear 5, which faces away from the air door body 1, and the thickness of the semicircular gear 5 is greater than the height of the limiting plate 7. This design is a special case of the last preferred approach.
As a preferable mode, N wind deflectors 3 are arranged in the air duct 2, where N is a natural number greater than 1, each wind deflector 3 is rotatably connected with the air door body 1 through the rotating shaft 4, each rotating shaft 4 is coaxially and fixedly connected with the semicircular gear 5 outside the air door body 1, the worm 6 is arranged outside the air door body 1, and all the semicircular gears 5 are engaged with the worm 6; all the deep bead 3 all is perpendicular to during the axis of ventiduct 2, all the area sum of deep bead 3 equals the area of the cross section of ventiduct 2, all connecting line section between pivot 4 is in projection on the plane at semi-circular gear 5's terminal surface place is located same straight line, just straight line perpendicular to the axis of ventiduct 2, air door body 1 orientation be equipped with two limiting plates 7 on semi-circular gear 5's the lateral wall, two contained angle between the limiting plate 7 is 90 degrees, two the one end that limiting plate 7 is close to each other is located same in the virtual circle 8 at semi-circular gear 5's place. By means of the arrangement of the plurality of wind deflectors 3, the adjustment of the air duct 2 is more accurate.
Preferably, a safety cover 11 is arranged on the outer side wall of the damper body 1 at the worm 6 and the semicircular gear 5, and all threads on the semicircular gear 5 and the worm 6 are positioned in the safety cover 11. Set up safety housing 11 mainly prevent the worm 6 with the meshing department of semicircular gear 5 gets into impurity, protection worm 6 with semicircular gear 5 is for safety consideration, prevents the operator transport simultaneously the utility model discloses the time finger carelessly touch the worm 6 with semicircular gear 5's meshing department and is hindered by the clamp.
Preferably, the rotating shaft 4 is connected with the damper body 1 through dynamic sealing. The main inside gas tightness of assurance air door body 1, of course, the dynamic seal also can be changed into the bearing seal, and the bearing seal has sealed effect, still has certain damping effect simultaneously, makes the air door can not shake because of the clearance.
Preferably, a handle 13 is radially arranged at one end of the worm 6, and the radially arranged handle 13 can increase the moment when the worm 6 is rotated, save labor and facilitate the rotation of the worm 6.
As a preferred way, said N is equal to 2, in practice it is best to use two wind deflectors 3, in combination with the production manufacturing costs.
In a preferred mode, the cross-sectional area of the air duct 2 is rectangular, and each wind deflector 3 is rectangular.
Preferably, each wind deflector 3 has an equal shape and size. By the arrangement, the opening and closing size of the air duct 2 is convenient to calculate.
Claims (10)
1. The utility model provides a slag extractor air damper device, includes air door body (1), its characterized in that, the inside of air door body (1) is equipped with ventiduct (2), be in through pivot (4) on air door body (1) be equipped with deep bead (3) in ventiduct (2), pivot (4) perpendicular to the axis of ventiduct (2), the one end of pivot (4) is stretched out outside air door body (1), be in on pivot (4) the outer coaxial fixed of air door body (1) is equipped with semicircular gear (5), air door body (1) outer through support piece (12) be equipped with worm (6) of semicircular gear (5) meshing, air door body (1) orientation be equipped with two limiting plates (7) on the lateral wall of semicircular gear (5), two contained angle between limiting plate (7) is 90 degrees, the one end that two limiting plates (7) are close to each other is all in virtual circle (8) in the place of semicircular gear (5), be equipped with semicircular gear turned angle appearance on air door body (1).
2. The slag extractor damper device according to claim 1, characterized in that the semi-circular gear rotation angle gauge comprises a pointer (9) and a scale disc (10), one side of the two limiting plates (7) facing away from the air door body (1) is provided with the scale disc (10) together, the pointer (9) is arranged on the semi-circular gear (5), the pointer (9) is perpendicular to the rotating shaft (4), the projection of the pointer (9) on the side wall of the air door body (1) facing the semi-circular gear (5) is located between the two limiting plates (7), and the distance from the scale disc (10) to the air door body (1) is smaller than the distance from the pointer (9) to the air door body (1).
3. The slag extractor damper device according to claim 2, wherein the pointer (9) is arranged on an end surface of the semicircular gear (5) facing away from the damper body (1), and the thickness of the semicircular gear (5) is greater than the height of the limiting plate (7).
4. The slag extractor air damper device according to claim 1, wherein N wind deflectors (3) are arranged in the air duct (2), N is a natural number larger than 1, each wind deflector (3) is rotatably connected with the air door body (1) through the rotating shaft (4), each rotating shaft (4) is coaxially and fixedly connected with the semicircular gear (5) outside the air door body (1), the worm (6) is arranged outside the air door body (1), and all the semicircular gears (5) are meshed with the worm (6); all wind-guard board (3) all perpendicular to during the axis of ventiduct (2), all the area sum of wind-guard board (3) equals the area of the cross section of ventiduct (2), all connecting line section between pivot (4) is in projection on the plane at the terminal surface place of semi-circular gear (5) is located same straight line, just straight line perpendicular to the axis of ventiduct (2), air door body (1) orientation be equipped with two limiting plates (7) on the lateral wall of semi-circular gear (5), two contained angle between limiting plate (7) is 90 degrees, two the one end that limiting plate (7) are close to each other is located same in virtual circle (8) at the place of semi-circular gear (5).
5. The slag extractor damper device according to claim 4, characterized in that a safety housing (11) is provided on the outer side wall of the damper body (1) at the worm (6) and the semi-circular gear (5), and all threads on the semi-circular gear (5) and the worm (6) are located in the safety housing (11).
6. A slag extractor damper arrangement according to any of the claims 1-5, characterized in that the shaft (4) is connected with the damper body (1) by means of a dynamic seal.
7. The slag extractor damper device according to claim 6, characterized in that one end of the worm (6) is provided with a handle (13) in radial direction.
8. The slag extractor damper assembly of claim 4, wherein N is equal to 2.
9. The slag extractor damper device according to claim 1, characterized in that the cross-sectional area of the air duct (2) is rectangular, and each wind deflector (3) is rectangular in shape.
10. A slag extractor damper arrangement according to claim 9, characterized in that each wind deflector (3) is of equal shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222302787.XU CN218379449U (en) | 2022-08-31 | 2022-08-31 | Slag extractor air damper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222302787.XU CN218379449U (en) | 2022-08-31 | 2022-08-31 | Slag extractor air damper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218379449U true CN218379449U (en) | 2023-01-24 |
Family
ID=84972126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222302787.XU Active CN218379449U (en) | 2022-08-31 | 2022-08-31 | Slag extractor air damper device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218379449U (en) |
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2022
- 2022-08-31 CN CN202222302787.XU patent/CN218379449U/en active Active
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