CN212585914U - Unbalanced rotor mechanism and unbalanced rotor fault simulation device - Google Patents
Unbalanced rotor mechanism and unbalanced rotor fault simulation device Download PDFInfo
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- CN212585914U CN212585914U CN202021698464.1U CN202021698464U CN212585914U CN 212585914 U CN212585914 U CN 212585914U CN 202021698464 U CN202021698464 U CN 202021698464U CN 212585914 U CN212585914 U CN 212585914U
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- unbalanced
- carousel
- rotor mechanism
- rotor
- fault simulation
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Abstract
The utility model discloses an unbalanced rotor mechanism and unbalanced fault simulation device of rotor, unbalanced rotor mechanism includes the carousel, carousel surface vertical fixation has a plurality of axostylus axostyles, the counter weight ring has been cup jointed on the axostylus axostyle, keep away from in the axostylus axostyle the inside sunken screw hole that is formed with of one side of carousel, still be provided with the lock sleeve on the carousel, the one end terminal surface of lock sleeve is inwards sunken to be formed with the recess, the recess internal fixation has the screw rod, the screw rod wrench joint is in the threaded hole, make the terminal surface of lock sleeve with the surperficial inconsistent of counter weight ring. The device can simulate the unbalance state of the revolving body and provides a large amount of data support for the unbalance fault of the rotating shaft.
Description
Technical Field
The utility model relates to an axle detects the field, specifically, relates to an unbalanced rotor mechanism and unbalanced fault simulation device of rotor.
Background
A conventional machine includes a large number of components that perform rotational motion, such as various transmission shafts, main shafts, rotors of motors and turbines, and is generally called a rotor. In an ideal case, when the rotator rotates and does not rotate, the pressure generated on the bearing is the same, and the rotator is a balanced rotator. However, in practical applications, due to various factors such as uneven material, blank defects, errors generated in processing and assembly, and even asymmetric geometric shapes during design, unbalance of the revolving body is caused, and even if the revolving body is statically balanced, centrifugal inertia force generated by each tiny mass point on the revolving body cannot be mutually counteracted during rotation, so that unbalanced centrifugal force is generated, and dynamic unbalance is caused. In the actual operation of mechanical equipment, significant losses due to failure of such faults to be detected in advance are frequent. Therefore, how to monitor and diagnose the imbalance faults of the equipment becomes an urgent need, but the environment and the working condition on the site are very complex, so that the starting stage of research is simplified to be difficult, in order to meet the research requirement, an experimental device capable of simulating the imbalance faults of the rotor is inevitable, and meanwhile, the device also provides a large amount of data support for the imbalance faults.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an unbalanced rotor mechanism and unbalanced fault simulation device of rotor, the device can simulate the unbalanced state of the solid of revolution, provides a large amount of data support for the unbalanced fault of pivot.
In order to realize the above-mentioned purpose, the utility model provides an unbalanced rotor mechanism, unbalanced rotor mechanism includes the carousel, carousel surface vertical fixation has a plurality of axostylus axostyles, the counter weight ring has been cup jointed on the axostylus axostyle, keep away from in the axostylus axostyle the inside sunken threaded hole that is formed with in one side of carousel, still be provided with the lock sleeve on the carousel, the one end terminal surface of lock sleeve is inwards sunken to be formed with the recess, the recess internal fixation has the screw rod, the screw rod wrench joint is in the threaded hole, make the terminal surface of lock sleeve with the surperficial inconsistent of counter weight ring.
Preferably, the number of the shaft rods is not less than 4, and the plurality of shaft rods are arranged at equal angular intervals along the circumferential direction of the turntable.
Preferably, a rubber gasket is attached to one surface, close to the rotary disc, of the locking sleeve.
Preferably, a through hole is formed in the middle of the rotary table, an annular extension portion is formed by extending the edge of the through hole outwards along the axis direction of the rotary table, and a plurality of locking screws are arranged on the circumferential side surface of the annular extension portion.
The utility model also provides a rotor unbalance fault simulation device, which comprises the unbalance rotor mechanism;
the rotor unbalance fault simulation device further comprises a base, a motor is fixed on the base, a rotating head of the motor is coaxially connected with a rotating shaft through a coupler, and the unbalanced rotor mechanism is arranged on the rotating shaft.
Preferably, a threaded mounting hole is formed in the rotating shaft, the rotating shaft penetrates through a through hole of the turntable, and at least part of the locking screw is screwed in the threaded mounting hole.
Preferably, a first bearing seat and a second bearing seat are respectively fixed on the base, at least part of two ends of the rotating shaft is respectively and rotatably arranged on the first bearing seat and the second bearing seat, and the unbalanced rotor mechanism is located between the first bearing seat and the second bearing seat.
The utility model provides an unbalanced rotor mechanism and unbalanced fault simulation device of rotor, unbalanced rotor mechanism includes the carousel, carousel surface vertical fixation has a plurality of axostylus axostyles, the counter weight ring has been cup jointed on the axostylus axostyle, keep away from in the axostylus axostyle the inside sunken screw hole that is formed with of one side of carousel, still be provided with the lock sleeve on the carousel, the one end terminal surface of lock sleeve is inwards sunken to be formed with the recess, the recess internal fixation has the screw rod, the screw rod is wrench joint threaded hole is in, makes the terminal surface of lock sleeve with the surperficial inconsistent of counter weight ring. The utility model also provides a rotor unbalance fault simulation device, which comprises the unbalance rotor mechanism; the rotor unbalance fault simulation device further comprises a base, a motor is fixed on the base, a rotating head of the motor is coaxially connected with a rotating shaft through a coupler, and the unbalanced rotor mechanism is arranged on the rotating shaft. The utility model provides an unbalanced rotor mechanism can change the focus of carousel through the weight and the quantity that change the counter weight ring to and the position that sets up of counter weight ring, thereby simulate the epaxial unbalanced rotor part of pivot, when the carousel was rotatory, the centrifugal inertia force that every small mass point produced on it can not offset each other, thereby produced unbalanced centrifugal force, just caused dynamic unbalance; the utility model provides an unbalanced rotor fault analogue means can cooperate pivot check out test set to use, for example cooperation vibration sensor uses, and the probe through axle vibration sensor detects the distance change between axostylus axostyle and the probe to measure its vibration displacement or amplitude.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a structural view of an unbalanced rotor mechanism provided by the present invention;
fig. 2 is a side view of an unbalanced rotor mechanism provided by the present invention;
FIG. 3 is a cross-sectional view of a locking sleeve in an unbalanced rotor mechanism provided by the present invention;
fig. 4 is a structural diagram of the rotor unbalance fault simulation apparatus provided by the present invention.
Description of the reference numerals
101-turntable 102-annular extension
103-locking screw 104-counterweight ring
105-shaft 106-locking sleeve
107-screw 2-base
3-motor 4-coupling
5-rotating shaft 6-first bearing seat
7-second bearing seat
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 1-4: the utility model provides an unbalanced rotor mechanism, unbalanced rotor mechanism includes carousel 101, carousel 101 surface vertical is fixed with a plurality of axostylus axostyles 105, counterweight ring 104 has been cup jointed on the axostylus axostyle 105, keep away from in the axostylus axostyle 105 the one side of carousel 101 is inwards sunken to be formed with the screw hole, still be provided with lock sleeve 106 on the carousel 101, the one end terminal surface of lock sleeve 106 is inwards sunken to be formed with the recess, the recess internal fixation has screw rod 107, screw rod 107 wrench joint is in the screw hole, makes the lock sleeve 106 the terminal surface with counterweight ring 104's surperficial inconsistent. The utility model provides an unbalanced rotor mechanism can change the focus of carousel through the weight and the quantity that change the counter weight ring to and the position that sets up of counter weight ring, thereby simulate the epaxial unbalanced rotor part of pivot, when the carousel was rotatory, the centrifugal inertia force that every small mass point produced on it can not offset each other, thereby produced unbalanced centrifugal force, just caused dynamic unbalance; the utility model provides an unbalanced rotor fault analogue means can cooperate pivot check out test set to use, for example cooperation vibration sensor uses, and the probe through axle vibration sensor detects the distance change between axostylus axostyle and the probe to measure its vibration displacement or amplitude.
In a preferred embodiment of the present invention, in order to adjust the center of gravity of the turntable, the number of the shaft rods 105 is not less than 4, and the shaft rods 105 are arranged along the circumferential direction of the turntable 101 at equal angular intervals.
In a preferred embodiment of the present invention, in order to make the locking sleeve 106 closely contact with the surface of the counterweight ring 104 and prevent it from shaking or rattling during the rotation process, a rubber gasket is attached to one side of the locking sleeve 106 close to the turntable 101.
In a preferred embodiment of the present invention, in order to fasten the turntable 101 on the rotating shaft conveniently, a through hole is provided in the middle of the turntable 101, an annular extension 102 is formed by extending the edge of the through hole outwards along the axial direction of the turntable 101, and a plurality of locking screws 103 are provided on the circumferential side of the annular extension 102.
The utility model also provides a rotor unbalance fault simulation device, which comprises the unbalance rotor mechanism; the rotor unbalance fault simulation device further comprises a base 2, a motor 3 is fixed on the base 2, a rotating head of the motor 3 is coaxially connected with a rotating shaft 5 through a coupler 4, and the rotating shaft 5 is provided with the unbalance rotor mechanism. The fault simulation device can simulate the working condition under the real working condition
In a preferred embodiment of the present invention, in order to fasten the rotary plate on the rotary shaft 5, a threaded mounting hole is provided on the rotary shaft 5, the rotary shaft 5 penetrates through the through hole of the rotary plate 101, and the locking screw 103 is at least partially twisted in the threaded mounting hole.
The utility model discloses an in the preferred embodiment, for the better rotation of convenient pivot, stability when improving the pivot and rotating, be fixed with first bearing frame 6 and second bearing frame 7 on the base 2 respectively, the both ends of pivot 5 are at least partly rotationally to be set up respectively first bearing frame 6 with on the second bearing frame 7, unbalanced rotor mechanism is located first bearing frame 6 with between the second bearing frame 7.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (7)
1. The utility model provides an unbalanced rotor mechanism, its characterized in that, unbalanced rotor mechanism includes carousel (101), carousel (101) surface vertical fixation has a plurality of axostylus axostyles (105), counterweight ring (104) have been cup jointed on axostylus axostyle (105), keep away from in axostylus axostyle (105) one side of carousel (101) is inwards sunken to be formed with the screw hole, still be provided with lock sleeve (106) on carousel (101), the one end terminal surface of lock sleeve (106) is inwards sunken to be formed with the recess, the recess internal fixation has screw rod (107), screw rod (107) twist is in the screw hole, make the terminal surface of lock sleeve (106) with the surface of counterweight ring (104) is inconsistent.
2. The unbalanced rotor mechanism of claim 1, wherein the number of the shafts (105) is not less than 4, and a plurality of the shafts (105) are arranged at equal angular intervals in a circumferential direction of the rotary table (101).
3. The unbalanced rotor mechanism of claim 2, wherein a rubber gasket is attached to a face of the locking sleeve (106) adjacent to the turntable (101).
4. The unbalanced rotor mechanism of claim 3, wherein the rotary disk (101) is provided at a central portion thereof with a through hole, an edge of the through hole extends outward in an axial direction of the rotary disk (101) to form an annular extension portion (102), and a circumferential side surface of the annular extension portion (102) is provided with a plurality of locking screws (103).
5. A rotor imbalance fault simulation apparatus, characterized in that the rotor imbalance fault simulation apparatus comprises the imbalance rotor mechanism of claim 4;
the rotor unbalance fault simulation device further comprises a base (2), a motor (3) is fixed on the base (2), a rotating head of the motor (3) is coaxially connected with a rotating shaft (5) through a coupler (4), and the unbalanced rotor mechanism is arranged on the rotating shaft (5).
6. The rotor imbalance fault simulation device according to claim 5, wherein a threaded mounting hole is formed in the rotating shaft (5), the rotating shaft (5) penetrates through a through hole of the rotating disc (101), and the locking screw (103) is at least partially twisted in the threaded mounting hole.
7. The rotor unbalance fault simulation device according to claim 5, characterized in that a first bearing seat (6) and a second bearing seat (7) are respectively fixed on the base (2), both ends of the rotating shaft (5) are at least partially rotatably arranged on the first bearing seat (6) and the second bearing seat (7) respectively, and the unbalance rotor mechanism is located between the first bearing seat (6) and the second bearing seat (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021698464.1U CN212585914U (en) | 2020-08-14 | 2020-08-14 | Unbalanced rotor mechanism and unbalanced rotor fault simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021698464.1U CN212585914U (en) | 2020-08-14 | 2020-08-14 | Unbalanced rotor mechanism and unbalanced rotor fault simulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212585914U true CN212585914U (en) | 2021-02-23 |
Family
ID=74652809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021698464.1U Active CN212585914U (en) | 2020-08-14 | 2020-08-14 | Unbalanced rotor mechanism and unbalanced rotor fault simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212585914U (en) |
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2020
- 2020-08-14 CN CN202021698464.1U patent/CN212585914U/en active Active
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