CN208364484U - Unilateral side support centrifugal blower entrance constant-current stabilizer - Google Patents
Unilateral side support centrifugal blower entrance constant-current stabilizer Download PDFInfo
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- CN208364484U CN208364484U CN201821059852.8U CN201821059852U CN208364484U CN 208364484 U CN208364484 U CN 208364484U CN 201821059852 U CN201821059852 U CN 201821059852U CN 208364484 U CN208364484 U CN 208364484U
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- Prior art keywords
- current stabilizer
- cylinder
- constant
- centrifugal blower
- lacing wire
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Abstract
The utility model relates to the technical fields of pressure fan auxiliary equipment, more particularly to a kind of unilateral support centrifugal blower entrance constant-current stabilizer, it can effectively avoid generates the air-flow piercing devices such as the uneven, vortex of air-flow between collector, adjuster and impeller, equilibrium assignment fans entrance runner air-flow, eliminate the vibration of blower collector entrance and noise root, the case where effectively avoiding or reduce the vibration fracture of associated satellite component, improves practicability；Including casing, main shaft, impeller, adjuster and inlet box；It further include constant-current stabilizer, casing is internally provided with working chamber, the right end of casing is provided with air inlet, and air inlet is provided with collector, the right end of main shaft is stretched in working chamber and is connect with impeller, and the left end of main shaft is connected with motor by shaft coupling, and constant-current stabilizer includes cylinder and five groups of wing plates, five groups of wing plates are along the lateral wall that the circumferential direction of cylinder is uniformly mounted on cylinder, and the extension direction of five groups of wing plates is consistent with airflow direction.
Description
Technical field
The utility model relates to the technical fields of pressure fan auxiliary equipment, send more particularly to a kind of unilateral support is centrifugal
Fans entrance constant-current stabilizer.
Background technique
It is well known that currently, domestic each thermal power plant's blower and air duct inlet and outlet vibration and noise it is exceeded be a kind of common ask
Topic, since fan casing and air duct vibration cause the scene that structure welding cracks and air duct is torn relatively conventional, single support centrifugation
Formula ventilating blower structure includes collector, casing, main shaft, impeller, adjuster, rotating group, shaft coupling, inlet box and motor, is showed
Blower construction be by the stationarity of the shunting adjustment draught fan impeller inlet induction of adjuster, but between afflux and impeller
Interval is longer, in this region without corresponding current stabilization and guiding device, and then easily generates between collector, adjuster and impeller
The air-flow piercing devices such as the uneven, vortex of air-flow, rotate with air-flow around fan shaft after vortex generation, as air duct moves back, into
And it is exceeded with noise to cause fan casing and air duct to vibrate, especially Fan Regulation device aperture is vibrated especially acute between 45-65%
Strong, air duct vibration amplitude can reach 1.5-1.8mm, and noise intensity causes associated satellite component vibration to be broken thing up to 130 decibels
Therefore cause practicability lower.
Utility model content
It avoids producing between collector, adjuster and impeller in order to solve the above technical problems, the utility model provides one kind
The air-flow piercing devices such as the uneven, vortex of anger stream, equilibrium assignment fans entrance runner air-flow eliminate the vibration of blower collector entrance
And noise root, effectively avoid or reduce associated satellite component vibration fracture the case where, improve practicability unilateral side support from
Core type air blower inlet constant-current stabilizer.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, including casing, main shaft, impeller, adjusting
Device and inlet box；It further include constant-current stabilizer, the casing is internally provided with working chamber, and the right end of casing is provided with air inlet,
And air inlet is provided with collector, the left end of the adjuster is connected to air inlet, and the right end and inlet box of adjuster connect
Logical, the right end of the main shaft is stretched in working chamber and is connect with impeller, and the left end of main shaft is connected with motor by shaft coupling, institute
It states constant-current stabilizer to be located in working chamber and between impeller and collector, constant-current stabilizer includes cylinder and five groups of wing plates, described
Five groups of wing plates are along the lateral wall that the circumferential direction of cylinder is uniformly mounted on cylinder, and the extension direction of five groups of wing plates and airflow direction
Unanimously.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the right side windward side of the constant-current stabilizer
It is bolted with the center of adjuster.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model further includes the first fixed lacing wire and second
One end of fixed lacing wire, the described first fixed lacing wire and the second fixed lacing wire is connect with the lateral wall of cylinder, the first fixed drawing
Muscle and the other end of the second fixed lacing wire are connect with the inner sidewall of working chamber.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the described first fixed lacing wire is writing brush,
Second fixed lacing wire uses 80mm wide 10mm thickness gusset, and the trend of the second fixed lacing wire is consistent with airflow direction.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the impeller center are located at the axis of cylinder
To on straight line.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, wing plate described in every group are connect with cylinder
The installation tangent line at place is vertical, and the angle between every two adjacent groups wing plate is 72 °
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the wing plate and cylinder are using two-sided complete
Weld seam welding.
The both ends of the unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the wing plate and cylinder are all provided with
It is equipped with fixed plate, the fixed plate is isosceles right triangle structure.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the right-angle side of the fixed plate are
50mm。
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the outer diameter of the cylinder are 219mm, circle
The wall thickness of cylinder is 8mm, and the length of cylinder is 700mm, and the height of the wing plate is 330mm, and the length of wing plate is 700mm, wing plate
Thickness: for 12mm.
Compared with prior art the utility model has the following beneficial effects: by cylinder and five groups of wing plates block air-flows it is uneven,
The air-flow piercing devices such as vortex, equilibrium assignment fans entrance runner air-flow are eliminated the vibration of blower collector entrance and noise, are avoided
The air-flow piercing devices such as the uneven, vortex of air-flow, equilibrium assignment fans entrance runner are generated between collector, adjuster and impeller
Air-flow eliminates the vibration of blower collector entrance and noise root, effectively avoids or reduce the vibration fracture of associated satellite component
Situation improves practicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model constant-current stabilizer；
It is attached marked in the figure: 1, casing；2, main shaft；3, impeller；4, adjuster；5, inlet box；6, collector；7, cylinder；8,
Wing plate；9, the first fixed lacing wire；10, the second fixed lacing wire；11, fixed plate.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
As shown in Figure 1 to Figure 2, the unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, including casing
1, main shaft 2, impeller 3, adjuster 4 and inlet box 5；It further include constant-current stabilizer, casing is internally provided with working chamber, the right side of casing
End is provided with air inlet, and air inlet is provided with collector 6, and the left end of adjuster is connected to air inlet, the right side of adjuster
End is connected to inlet box, and the right end of main shaft is stretched in working chamber and connect with impeller, and the left end of main shaft is connected by shaft coupling
There is motor, constant-current stabilizer is located in working chamber and between impeller and collector, and constant-current stabilizer includes cylinder 7 and five groups of wing plates
8, five groups of wing plates are along the lateral wall that the circumferential direction of cylinder is uniformly mounted on cylinder, and the extension direction of five groups of wing plates and air-flow side
To consistent；The air-flow piercing devices such as the uneven, vortex of air-flow, equilibrium assignment fans entrance runner are blocked by cylinder and five groups of wing plates
Air-flow eliminates the vibration of blower collector entrance and noise, avoid generating between collector, adjuster and impeller air-flow it is uneven,
The air-flow piercing devices such as vortex, equilibrium assignment fans entrance runner air-flow eliminate the vibration of blower collector entrance and noise root,
The case where effectively avoiding or reduce the vibration fracture of associated satellite component, improves practicability.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the right side windward side and tune of constant-current stabilizer
The center of section device is bolted；Guarantee that constant-current stabilizer and collector androgynous can be dismantled.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model further includes the first fixed lacing wire 9 and the
One end of two fixed lacing wires 10, the first fixed lacing wire and the second fixed lacing wire is connect with the lateral wall of cylinder, the first fixed drawing
Muscle and the other end of the second fixed lacing wire are connect with the inner sidewall of working chamber；Pass through the first fixed lacing wire and the second fixed lacing wire
Improve the fixed effect to cylinder.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the first fixed lacing wire are writing brush, second
Fixed lacing wire uses 80mm wide 10mm thickness gusset, and the trend of the second fixed lacing wire is consistent with airflow direction；It reduces to gas
The obstruction of stream improves practicability.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, impeller center are located at the axial straight of cylinder
On line；It is located on the axial straight line of cylinder by impeller center, avoids air flow direction deviation.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, every group of wing plate with cylinder junction
It is vertical that tangent line is installed, and the angle between every two adjacent groups wing plate is 72 °；Guarantee to carry out fans entrance runner air-flow equal
Weighing apparatus distribution.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, wing plate and cylinder use two-sided full weld seam
Welding；Improve the fastness that cylinder is connected with wing plate.
The both ends of the unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, wing plate and cylinder are provided with
Fixed plate 11, fixed plate are isosceles right triangle structure；By fixed plate further increase cylinder connected with wing plate it is secured
Property.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the right-angle side of fixed plate is 50mm.
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, the outer diameter of cylinder is 219mm, cylinder
Wall thickness is 8mm, and the length of cylinder is 700mm, and the height of wing plate is 330mm, and the length of wing plate is 700mm, the thickness of wing plate: for
12mm。
The unilateral support centrifugal blower entrance constant-current stabilizer of the utility model, at work, air-flow passes through cylinder
When with wing plate, the air-flow piercing devices such as the uneven, vortex of air-flow, equilibrium assignment fans entrance stream are blocked by cylinder and five groups of wing plates
Road air-flow eliminates the vibration of blower collector entrance and noise, avoids generating air-flow not between collector, adjuster and impeller
, the air-flow piercing devices such as vortex, equilibrium assignment fans entrance runner air-flow eliminate the vibration of blower collector entrance and noise root
Source effectively avoids or reduces the case where vibration of associated satellite component is broken, improves practicability.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into modification.
Claims (10)
1. a kind of unilateral support centrifugal blower entrance constant-current stabilizer, including casing (1), main shaft (2), impeller (3), adjuster
(4) and inlet box (5)；It is characterized in that, further including constant-current stabilizer, the casing (1) is internally provided with working chamber, casing
(1) right end is provided with air inlet, and is provided with collector (6) in air inlet, the left end of the adjuster (4) and air inlet
Connection, the right end of adjuster (4) are connected to inlet box (5), and the right end of the main shaft (2) stretches in working chamber and and impeller
(3) it connects, the left end of main shaft (2) is connected with motor by shaft coupling, and the constant-current stabilizer is located in working chamber and is located at impeller
(3) between collector (6), constant-current stabilizer includes cylinder (7) and five groups of wing plates (8), and five groups of wing plates (8) are along cylinder (7)
Circumferential direction be uniformly mounted on the lateral wall of cylinder (7), and the extension direction of five groups of wing plates (8) is consistent with airflow direction.
2. unilateral support centrifugal blower entrance constant-current stabilizer as described in claim 1, which is characterized in that the current stabilization dress
The center of the right side windward side set and adjuster (4) is bolted.
3. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 2, which is characterized in that further include first
One end of fixed lacing wire (9) and second fixed lacing wire (10), described first fixed lacing wire (9) and second fixed lacing wire (10) with
The lateral wall of cylinder (7) connects, the other end of first fixed lacing wire (9) and the second fixation lacing wire (10) with the inside of working chamber
Wall connection.
4. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 3, which is characterized in that described first is solid
Determining lacing wire (9) is writing brush, and second fixed lacing wire (10) use 80mm wide 10mm thickness gusset, and second fixes lacing wire (10)
It moves towards consistent with airflow direction.
5. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 4, which is characterized in that the impeller
(3) center is located on the axial straight line of cylinder (7).
6. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 5, which is characterized in that the wing described in every group
Plate (8) is vertical with the installation tangent line of cylinder (7) junction, and the angle between every two adjacent groups wing plate (8) is 72 °.
7. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 6, which is characterized in that the wing plate
(8) it is welded with cylinder (7) using two-sided full weld seam.
8. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 7, which is characterized in that the wing plate
(8) it is provided with fixed plate (11) with the both ends of cylinder (7), the fixed plate (11) is isosceles right triangle structure.
9. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 8, which is characterized in that the fixed plate
(11) right-angle side is 50mm.
10. unilateral support centrifugal blower entrance constant-current stabilizer as claimed in claim 9, which is characterized in that the cylinder
(7) outer diameter is 219mm, and the wall thickness of cylinder (7) is 8mm, and the length of cylinder (7) is 700mm, and the height of the wing plate (8) is
330mm, the length of wing plate (8) are 700mm, the thickness of wing plate (8): for 12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059852.8U CN208364484U (en) | 2018-07-03 | 2018-07-03 | Unilateral side support centrifugal blower entrance constant-current stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059852.8U CN208364484U (en) | 2018-07-03 | 2018-07-03 | Unilateral side support centrifugal blower entrance constant-current stabilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208364484U true CN208364484U (en) | 2019-01-11 |
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ID=64924658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821059852.8U Expired - Fee Related CN208364484U (en) | 2018-07-03 | 2018-07-03 | Unilateral side support centrifugal blower entrance constant-current stabilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208364484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678997A (en) * | 2018-07-03 | 2018-10-19 | 满洲里达赉湖热电有限公司 | Unilateral side support centrifugal blower entrance constant-current stabilizer |
-
2018
- 2018-07-03 CN CN201821059852.8U patent/CN208364484U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678997A (en) * | 2018-07-03 | 2018-10-19 | 满洲里达赉湖热电有限公司 | Unilateral side support centrifugal blower entrance constant-current stabilizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20190703 |