CN212621272U - Dynamic balance device for fan - Google Patents
Dynamic balance device for fan Download PDFInfo
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- CN212621272U CN212621272U CN202021442583.0U CN202021442583U CN212621272U CN 212621272 U CN212621272 U CN 212621272U CN 202021442583 U CN202021442583 U CN 202021442583U CN 212621272 U CN212621272 U CN 212621272U
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- fan
- cardboard
- fixed mounting
- plate
- fixed
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Abstract
The utility model discloses a dynamic balance device for fan belongs to the dynamic balance device field, the on-line screen storage device comprises a base, the up end fixed mounting of base has first screw thread axle, the up end fixed mounting of first screw thread axle has the diaphragm, the up end middle part fixed mounting of diaphragm has the extension board, there is the power shaft side of extension board through bearing fixed mounting, the tip fixed mounting of power shaft has the fixed plate, the lower extreme side fixed mounting of fixed plate has fixed cardboard, the spout has been seted up to the side of fixed plate, bearing fixed mounting has second screw thread axle through the both ends of spout, the side screw thread of second screw thread axle has cup jointed the slider, the one end fixed mounting of slider has movable cardboard, movable cardboard is connected with the end contact who decides the cardboard. This a dynamic balance device for fan, through rotating second threaded shaft, cardboard is decided to the accessible and the cardboard is moved the cardboard and fix the fan shaft in the middle part of fixed plate to take place the skew when fixing, improve the detection effect.
Description
Technical Field
The utility model relates to a dynamic balance device field, more specifically say, relate to a dynamic balance device for fan.
Background
When the fan rotates around the axis of the fan, the fan is easily vibrated and noisy due to the influence of factors such as insufficient installation precision or uneven weight distribution of blades, and the service life of the fan is shortened, so that the assembled and formed fan needs to be subjected to dynamic balance detection to ensure that the factory quality is qualified.
Traditional a dynamic balance device for fan fixes through staff manual when fixed fan axle usually, can't fix a position, leads to fan axle mounted position to take place the skew easily, influences measurement accuracy, and detection effect is relatively poor, and traditional a base and the ground area of contact that are used for on the dynamic balance device of fan are less, and stability is lower, and the result of use is relatively poor.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a dynamic balance device for fan, through rotating second threaded shaft, the cardboard is decided to the accessible and the cardboard is moved and the fan axle is fixed at the middle part of fixed plate to take place the skew when fixing, improve the detection effect, through rotating the sleeve, can make the lower extreme and the ground contact of branch, multiplicable dynamic balance device's stability improves the result of use.
In order to solve the above problems, the utility model adopts the following technical proposal.
A dynamic balance device for a fan comprises a base, wherein a first threaded shaft is fixedly arranged on the upper end face of the base, a transverse plate is fixedly arranged on the upper end face of the first threaded shaft, a support plate is fixedly arranged in the middle of the upper end face of the transverse plate, a power shaft is fixedly arranged on the side face of the support plate through a bearing, a fixed plate is fixedly arranged at the end part of the power shaft, a fixed clamping plate is fixedly arranged on the side face of the lower end of the fixed plate, a sliding groove is formed in the side face of the fixed plate, second threaded shafts are fixedly arranged at two ends of the sliding groove through bearings, a sliding block is sleeved on the side face threads of the second threaded shaft, a dynamic clamping plate is fixedly arranged at one end of the sliding block and is in contact connection with the end part of the fixed clamping plate, and the fan shaft can be fixed in the middle of the fixed plate through the fixed clamping plate and the, improve detection effect, through rotating the sleeve, can make the lower extreme and the ground contact of branch, multiplicable dynamic balance device's stability improves the result of use.
Furthermore, the fixed clamping plate and the movable clamping plate are positioned in the center of the fixed plate, so that the fixed fan shaft can be prevented from being deviated, and the measuring effect is prevented from being influenced.
Furthermore, the threaded sleeve is sleeved on the side face of the first threaded shaft in a threaded manner, the connecting ring is fixedly mounted on the side face of the threaded sleeve through a bearing, and the connecting ring can be controlled to move up and down under the action of the first threaded shaft by rotating the threaded sleeve.
Furthermore, all seted up logical groove around the lower extreme of go-between, the both sides fixed mounting who leads to the groove has the horizontal pole, can fix branch in leading to the groove through the horizontal pole, avoids branch to drop.
Furthermore, the side of horizontal pole rotates to cup joint branch, can increase the area of contact on dynamic balance device and ground through branch, improves stability.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is through rotating second threaded shaft, and the cardboard is decided to the accessible and the cardboard is moved the cardboard and fix the middle part at the fixed plate with the fan axle to take place the skew when fixing, improve the detection effect, through rotating the sleeve, can be so that the lower extreme and the ground contact of branch, multiplicable dynamic balance device's stability improves the result of use.
(2) The fixed clamping plate and the movable clamping plate are positioned in the center of the fixed plate, so that the fixed fan shaft can be prevented from deviating, and the measuring effect is prevented from being influenced.
(3) The side thread of the first threaded shaft is sleeved with a threaded sleeve, the side face of the threaded sleeve is fixedly provided with a connecting ring through a bearing, and the connecting ring can be controlled to move up and down under the action of the first threaded shaft by rotating the threaded sleeve.
(4) All seted up logical groove around the lower extreme of go-between, the both sides fixed mounting who leads to the groove has the horizontal pole, can fix branch in leading to the groove through the horizontal pole, avoids branch to drop.
(5) The side of the cross rod is rotatably sleeved with the supporting rod, the contact area between the dynamic balance device and the ground can be increased through the supporting rod, and the stability is improved.
Drawings
Fig. 1 is a front sectional view of the present invention;
fig. 2 is a bottom view of the connection ring structure of the present invention;
fig. 3 is a side view of the fixing plate structure of the present invention.
The reference numbers in the figures illustrate:
the device comprises a base 1, a first threaded shaft 2, a transverse plate 3, a support plate 4, a power shaft 5, a fixed plate 6, a fixed clamping plate 7, a sliding groove 8, a second threaded shaft 9, a sliding block 10, a movable clamping plate 11, a threaded sleeve 12, a connecting ring 13, a through groove 14, a cross rod 15 and a support rod 16.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, a dynamic balance device for a fan of a fan comprises a base 1, referring to fig. 1, 2 and 3, wherein a first threaded shaft 2 is fixedly installed on the upper end surface of the base 1, a transverse plate 3 is fixedly installed on the upper end surface of the first threaded shaft 2, a support plate 4 is fixedly installed in the middle of the upper end surface of the transverse plate 3, a power shaft 5 is fixedly installed on the side surface of the support plate 4 through a bearing, one end of the power shaft 5 is connected with an external power device, the fan shaft can be driven to rotate through the power shaft 5 for testing the fan shaft, a fixing plate 6 is fixedly installed on the end portion of the power shaft 5, a fixing clamping plate 7 is fixedly installed on the side surface of the lower end of the fixing plate 6 for positioning the fan shaft and preventing the fan shaft from deviating when being fixed, a chute 8 is formed in the side surface of the fixing plate 6, second threaded shafts 9 are fixedly installed at the two ends of the chute 8 through bearings, the slider 10 can be prevented from rotating along with the second threaded shaft 9 under the action of the sliding groove 8, one end of the slider 10 is fixedly provided with a movable clamping plate 11, the movable clamping plate 11 is in contact connection with the end part of a fixed clamping plate 7, a fan shaft can be fixed through the movable clamping plate 11 and the fixed clamping plate 7, the fixing is simple, the fixed clamping plate 7 and the movable clamping plate 11 are positioned at the center of a fixed plate, the fixed fan shaft can be prevented from being deviated, so that the measuring effect is not influenced, a threaded sleeve 12 is sleeved on the side surface thread of a first threaded shaft 2, a connecting ring 13 is fixedly arranged on the side surface of the threaded sleeve 12 through a bearing, the connecting ring 13 can be controlled to move up and down under the action of the first threaded shaft 2 by rotating the threaded sleeve 12, through grooves 14 are formed in the periphery of the lower end of the connecting ring 13, cross rods 15 are fixedly arranged on two sides of the through grooves 14, the side of the cross rod 15 is rotatably sleeved with a support rod 16, and the contact area between the dynamic balance device and the ground can be increased through the support rod 16, so that the stability is improved.
When the fan shaft fixing device is used, the threaded sleeve 12 is rotated to enable the threaded sleeve 12 to move upwards under the action of the first threaded shaft 2, the threaded sleeve 12 drives the connecting ring 13 to move, the connecting ring 13 drives the support rod 16 to move, the lower end of the support rod 16 is separated from the upper end face of the base 1, the support rod 16 is rotated to enable the support rod 16 to incline, then the threaded sleeve 12 is rotated reversely, the threaded sleeve 12 moves downwards, the support rod 16 can be driven to move downwards through the connecting ring 13, when the lower end of the support rod 16 is contacted with the ground and the side face of the upper end of the support rod is contacted with the side wall of the through groove 14, supporting can be completed, the stability of the dynamic balancing device can be improved, the using effect can be improved, then the fan shaft is placed on the fixed clamping plate 7, the second threaded shaft 9 is rotated, the second threaded shaft 9 drives the sliding block 10 to move, the sliding block 10 drives the movable, the detection effect is improved.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. A dynamic balance device for a fan, comprising a base (1), characterized in that: a first threaded shaft (2) is fixedly arranged on the upper end surface of the base (1), a transverse plate (3) is fixedly arranged on the upper end surface of the first threaded shaft (2), a support plate (4) is fixedly arranged in the middle of the upper end surface of the transverse plate (3), a power shaft (5) is fixedly arranged on the side surface of the support plate (4) through a bearing, a fixed plate (6) is fixedly arranged at the end part of the power shaft (5), a fixed clamping plate (7) is fixedly arranged on the side surface of the lower end of the fixed plate (6), a sliding chute (8) is arranged on the side surface of the fixed plate (6), a second threaded shaft (9) is fixedly arranged at two ends of the sliding chute (8) through bearings, the side surface of the second threaded shaft (9) is in threaded sleeve connection with a sliding block (10), one end of the sliding block (10) is fixedly provided with a movable clamping plate (11), and the movable clamping plate (11) is in contact connection with the end part of the fixed clamping plate (7).
2. A dynamic balancing device for fan fans, according to claim 1, characterized in that: the fixed clamping plate (7) and the movable clamping plate (11) are positioned in the center of the fixed plate.
3. A dynamic balancing device for fan fans, according to claim 1, characterized in that: the side surface of the first threaded shaft (2) is in threaded sleeve connection with a threaded sleeve (12), and a connecting ring (13) is fixedly mounted on the side surface of the threaded sleeve (12) through a bearing.
4. A dynamic balancing device for fan fans, according to claim 3, characterized in that: through grooves (14) are formed in the periphery of the lower end of the connecting ring (13), and cross rods (15) are fixedly mounted on two sides of each through groove (14).
5. A dynamic balancing device for fan fans, according to claim 4, characterized in that: the side surface of the cross rod (15) is rotatably sleeved with a support rod (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021442583.0U CN212621272U (en) | 2020-07-21 | 2020-07-21 | Dynamic balance device for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021442583.0U CN212621272U (en) | 2020-07-21 | 2020-07-21 | Dynamic balance device for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212621272U true CN212621272U (en) | 2021-02-26 |
Family
ID=74720549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021442583.0U Active CN212621272U (en) | 2020-07-21 | 2020-07-21 | Dynamic balance device for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212621272U (en) |
-
2020
- 2020-07-21 CN CN202021442583.0U patent/CN212621272U/en active Active
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