CN221033252U - Concentricity adjusting device for left end cover and right end cover of air suspension blower - Google Patents
Concentricity adjusting device for left end cover and right end cover of air suspension blower Download PDFInfo
- Publication number
- CN221033252U CN221033252U CN202322856058.3U CN202322856058U CN221033252U CN 221033252 U CN221033252 U CN 221033252U CN 202322856058 U CN202322856058 U CN 202322856058U CN 221033252 U CN221033252 U CN 221033252U
- Authority
- CN
- China
- Prior art keywords
- bearing
- core rod
- support shaft
- end cover
- air suspension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 14
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a concentricity adjusting device for left and right end covers of an air suspension blower, which comprises a support shaft, wherein a bearing is sleeved on the support shaft, a bearing seat is coaxially and fixedly arranged at the outer side of the bearing, a core rod is coaxially and fixedly connected to the center of the support shaft, a lever dial indicator is arranged at one end of the core rod far away from the support shaft, the bearing is sleeved on the support shaft, a bearing seat is coaxially and fixedly arranged at the outer side of the bearing, the core rod is coaxially and fixedly connected to the center of the support shaft, the lever dial indicator is slidably arranged on the core rod, the concentricity adjusting device can be suitable for blower end covers with different sizes, and for blower end covers with different distances, only the axial positions of the lever dial indicator on the core rod need to be adjusted; the supporting shafts with different sizes are only required to be replaced for different bearings; meanwhile, the lever dial indicator is adopted to digitally display the concentricity scale, so that compared with visual observation, the display is more accurate.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a concentricity adjusting device for left and right end covers of an air suspension blower.
Background
The air suspension blower has high rotating speed, high concentricity assembly requirement on the bearing, and a left end cover and a right end cover are respectively arranged at the left end and the right end of the motor shell. The end covers are internally provided with specific bearings of the air suspension blower, so that the concentricity requirements on the left end cover and the right end cover are higher.
In the prior art, a part of improvement is proposed for similar problems, for example, chinese patent with the publication number CN203368203U discloses a device for adjusting concentricity of a casing and an end cover of a motor, the casing is cylindrical and has a central axis, one end of the casing has a bottom, the other end is open, the bottom has a cylindrical casing boss, and a casing bearing hole is arranged on the end face of the casing boss; the end cover is matched with the shell at the other end of the shell, a cylindrical end cover boss is arranged on one side of the end cover far away from the shell, and an end cover bearing hole is formed in the end face of the end cover boss. The device comprises: a round bar positioned inside the shell and two ends of which are respectively matched with the shell bearing hole and the end cover bearing hole, wherein in the state, the round bar is coaxial with the shell bearing hole and the end cover bearing hole; a housing base matched with the bottom of the housing and having a circular hole capable of accommodating the housing boss; and an end cap base mated with the end cap and having a circular aperture capable of receiving the end cap boss.
However, the improvement can only adjust concentricity of the fan end cover with the same size due to the fixed size of the round bar, and cannot be applied to fans with different sizes. Meanwhile, the diameter of the core rod of the structure is thicker, and more materials are needed during manufacturing.
Disclosure of utility model
The utility model aims to:
The utility model provides a concentricity adjusting device for left and right end covers of an air suspension blower, which is applicable to blowers with different sizes.
In order to solve the problems, the utility model adopts the following technical scheme:
The utility model provides an air suspension air-blower left and right sides end cover concentricity adjusting device, includes the back shaft, the cover is equipped with the bearing on the back shaft, the outside coaxial fixedly provided with bearing frame of bearing, the coaxial fixedly connected with plug in center of back shaft, the one end that the back shaft was kept away from to the plug is provided with the lever amesdial.
Preferably, the side wall of the supporting shaft is provided with a clamping block, the bearing is arranged on one side, far away from the core rod, of the clamping block, and a washer and a nut for fixing the bearing are arranged on one side, far away from the clamping block, of the bearing.
Preferably, the lever dial indicator is slidably connected to the core rod through a supporting seat, the supporting seat is connected with the lever dial indicator through a telescopic shaft, and a tightness adjusting knob for adjusting tightness between the supporting seat and the core rod is arranged on one side, deviating from the telescopic shaft, of the supporting seat.
Preferably, a thread groove is coaxially arranged in the middle of the support shaft, and the core rod is in threaded connection with the thread groove.
Preferably, the bearing seat is provided with a threaded hole fixedly connected with the fan.
Working principle: the core rod is connected with the supporting shaft through threads, and the bearing is arranged between the supporting shaft and the bearing seat and is fixed by a washer and a nut. The lever dial indicator is fixed on the core rod and rotates together, the bearing seat of the device is installed on one side end cover of the motor and fixed, the core rod penetrates through the motor shell to reach the other side end cover of the motor, and the concentricity of the end covers at two sides is adjusted by rotating the core rod to see the scales of the lever dial indicator.
The beneficial effects are that: compared with the prior art, the utility model has the following advantages:
The bearing is sleeved on the supporting shaft, the bearing seat is coaxially and fixedly arranged on the outer side of the bearing, the core rod is coaxially and fixedly connected with the center of the supporting shaft, the lever dial indicator is slidably arranged on the core rod, the device can be suitable for concentricity adjustment of fan end covers with different sizes, and for the fan end covers with different distances, only the axial position of the lever dial indicator on the core rod is required to be adjusted; the supporting shafts with different sizes are only required to be replaced for different bearings; meanwhile, the lever dial indicator is adopted to digitally display the concentricity scale, so that compared with visual observation, the display is more accurate.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a schematic representation of the use of the present utility model;
FIG. 3 is a cross-sectional view of the utility model A-A;
FIG. 4 is an enlarged view of the support shaft of the present utility model;
FIG. 5 is an enlarged view of the lever dial indicator of the present utility model;
reference numerals illustrate:
1. A support shaft; 11. a clamping block; 12. a thread groove; 2. a bearing; 3. a bearing seat; 31. a threaded hole; 4. a core rod; 42. grinding wheel for external circle grinding; 5. lever dial gauge; 51. a support base; 52. a telescopic shaft; 61. a gasket; 62. and (3) a nut.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.
As shown in fig. 1-5, the concentricity adjusting device for the left end cover and the right end cover of the air suspension blower comprises a supporting shaft 1, wherein a bearing 2 is sleeved on the supporting shaft 1, a bearing seat 3 is coaxially and fixedly arranged on the outer side of the bearing 2, a core rod 4 is coaxially and fixedly connected with the center of the supporting shaft 1, and a lever dial indicator 5 is arranged at one end, far away from the supporting shaft 1, of the core rod 4. The concentricity of the end covers at the two sides of the fan is detected by the lever dial indicator, so that the detection is more accurate.
In this embodiment, the side wall of the support shaft 1 is provided with a clamping block 11, the bearing 2 is arranged on one side of the clamping block away from the mandrel 1, and a washer 61 and a nut 62 for fixing the bearing are installed on one side of the bearing 2 away from the clamping block 11. By adopting the structure, the movable end of the bearing is fixedly connected with the supporting shaft.
In this embodiment, the lever indicator 5 is connected on the plug 4 through supporting seat 51 sliding connection, supporting seat 51 passes through telescopic shaft 52 with lever indicator 5 and is connected, and one side that supporting seat 51 deviates from telescopic shaft 52 is provided with the elasticity adjust knob of adjusting supporting seat 51 and plug 4 elasticity, adopts this kind of structure, can adjust the position of lever indicator 5 on the plug, can fix lever indicator 5 simultaneously, the adjustment of lever indicator 5 department end cover of being convenient for, loosens the lever indicator after the adjustment, rotates to another direction and fixes, continues the position of adjustment end cover.
The middle of the support shaft 1 is coaxially provided with a thread groove 12, the core rod 4 is in threaded connection in the thread groove 12, the core rod and the support shaft are convenient to disassemble by threaded connection, and the support shaft and the core rod are also of an integrated structure and are fixedly connected during working.
The bearing seat 3 is provided with a threaded hole 31 fixedly connected with the fan, as shown in fig. 2, a schematic diagram of the device in use is shown, and a screw penetrates through the threaded hole 31 to fix the device on an end cover on one side of the fan.
Working principle: the core rod 4 is screwed with the support shaft 1, and the bearing 2 is installed between the support shaft 1 and the bearing housing 3 and is fixed by a washer 61 and a nut 62. The lever dial indicator 5 is fixed on the core rod 4 and rotates together, the bearing seat 3 of the device is installed on one side end cover of the motor and fixed, the core rod 4 passes through the motor shell to reach the other side end cover of the motor, and the concentricity of the two end covers is adjusted by rotating the core rod 4 to see the scale of the lever dial indicator 5.
The foregoing embodiments are provided for the purpose of exemplary reproduction and deduction of the technical solution of the present utility model, and are used for fully describing the technical solution, the purpose and the effects of the present utility model, and are used for enabling the public to understand the disclosure of the present utility model more thoroughly and comprehensively, and are not used for limiting the protection scope of the present utility model.
The above examples are also not an exhaustive list based on the utility model, and there may be a number of other embodiments not listed. Any substitutions and modifications made without departing from the spirit of the utility model are within the scope of the utility model.
Claims (5)
1. Concentricity adjusting device for left and right end covers of air suspension blower is characterized in that: including back shaft (1), the cover is equipped with bearing (2) on back shaft (1), the outside coaxial fixed bearing frame (3) that are provided with of bearing (2), the coaxial fixedly connected with plug (4) in center of back shaft (1), the one end that back shaft (1) was kept away from to plug (4) is provided with lever amesdial (5).
2. The concentricity adjustment device for left and right end covers of an air suspension blower according to claim 1, wherein: the side wall of the support shaft (1) is provided with a clamping block (11), the bearing (2) is arranged on one side of the clamping block away from the core rod (4), and a gasket (61) and a nut (62) for fixing the bearing are arranged on one side of the bearing (2) away from the clamping block (11).
3. The concentricity adjustment device for left and right end covers of an air suspension blower according to claim 1, wherein: the lever dial indicator (5) is slidably connected to the core rod (4) through a supporting seat (51), the supporting seat (51) is connected with the lever dial indicator (5) through a telescopic shaft (52), and one side, deviating from the telescopic shaft (52), of the supporting seat (51) is provided with a tightness adjusting knob for adjusting tightness between the supporting seat (51) and the core rod (4).
4. The concentricity adjustment device for left and right end covers of an air suspension blower according to claim 1, wherein: the middle of the support shaft (1) is coaxially provided with a thread groove (12), and the core rod (4) is in threaded connection in the thread groove (12).
5. The concentricity adjustment device for left and right end covers of an air suspension blower according to claim 1, wherein: the bearing seat (3) is provided with a threaded hole (31) fixedly connected with the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322856058.3U CN221033252U (en) | 2023-10-24 | 2023-10-24 | Concentricity adjusting device for left end cover and right end cover of air suspension blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322856058.3U CN221033252U (en) | 2023-10-24 | 2023-10-24 | Concentricity adjusting device for left end cover and right end cover of air suspension blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221033252U true CN221033252U (en) | 2024-05-28 |
Family
ID=91189039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322856058.3U Active CN221033252U (en) | 2023-10-24 | 2023-10-24 | Concentricity adjusting device for left end cover and right end cover of air suspension blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221033252U (en) |
-
2023
- 2023-10-24 CN CN202322856058.3U patent/CN221033252U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107631840B (en) | A kind of labyrinth seal experimental provision with eccentric adjustment function | |
| CN103322891A (en) | Method for detecting coaxiality of machine body | |
| CN103322890A (en) | Concentricity gauge | |
| CN221033252U (en) | Concentricity adjusting device for left end cover and right end cover of air suspension blower | |
| CN111474064A (en) | Cable torsion bending tester | |
| CN110702284A (en) | Novel dynamometer | |
| CN214470597U (en) | Rotating shaft measuring device | |
| CN209230447U (en) | A kind of rotor and stator are attached together to neutral cubing | |
| CN101750002A (en) | Coaxial rotating position error detector | |
| CN109556483A (en) | A kind of the die Zhao Zhong mechanism and alignment method of ship tail-pipe | |
| CN211953920U (en) | Radial runout testing fixture for brake disc | |
| CN114720085B (en) | Wind resistance detection device for fixed wing aircraft | |
| CN217110767U (en) | Measuring device for radial bearing clearance | |
| CN105758277A (en) | Bounce value detection apparatus of bearing chamber of motor housing | |
| CN211824835U (en) | Moment measuring tool for opening terminal electric door mechanism of canopy | |
| CN111880098A (en) | Motor stalling test detection tool | |
| CN221224222U (en) | Bearing low wind speed testing arrangement | |
| CN209656733U (en) | A kind of elevator revolution counter calibrating installation | |
| CN213956783U (en) | External rotor electric machine test compact form coupling mechanism and test system that expands | |
| CN220985428U (en) | Split type motor bearing installation device, machine tool servo transmission and measuring equipment | |
| CN220626745U (en) | Telescopic sleeve structure | |
| CN215338064U (en) | Fan wheel detection device that beats | |
| CN215524466U (en) | Double-row tapered roller bearing clearance detection device | |
| CN212931897U (en) | Fan bracket bearing torque detection test device | |
| CN217775742U (en) | Broach claw installation adjustment tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |