CN213711611U - Generator thrust tile clearance compensation arrangement - Google Patents
Generator thrust tile clearance compensation arrangement Download PDFInfo
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- CN213711611U CN213711611U CN202022257052.0U CN202022257052U CN213711611U CN 213711611 U CN213711611 U CN 213711611U CN 202022257052 U CN202022257052 U CN 202022257052U CN 213711611 U CN213711611 U CN 213711611U
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Abstract
The utility model discloses a generator thrust tile clearance compensation arrangement, including thrust subassembly, axle bush subassembly and self-adaptation subassembly, wherein the thrust subassembly includes the gimbal, and the bearing portion of being connected with the gimbal sets up inside the bearing portion, including a plurality of thrust tiles, the thrust tile includes first tile and second tile, and the self-adaptation subassembly sets up between first tile and second tile. The utility model provides a built-in self-adaptation subassembly of generator thrust tile clearance compensation arrangement, reserve the clearance through the self-adaptation subassembly between first tile and the second tile, and the self-adaptation subassembly includes built-in spring's bracing piece and the universal joint fork and the cross axle and the connecting plate of arranging the bracing piece top in, the height and the angle fine setting that can be arranged to first tile in the thrust tile on the basis of reserving the clearance, satisfy the different work demands of multi-scene, the thrust bearing atress regulating power of this structure is strong, economy is suitable for, can promote on a large scale and use.
Description
Technical Field
The utility model relates to a bearing technical field, especially a generator thrust tile clearance compensation arrangement.
Background
In the existing tilting pad thrust bearing, the thickness of each thrust pad caused by machining errors is different, so that the stress among pads is uneven, the unbalanced load caused by system structural factors and the like are also included, the performance of the tilting pad thrust bearing is poor, if the stress difference among the thrust pads is too large, the structure of the whole thrust bearing is damaged even, therefore, the stress balance among the thrust pads is always concerned by research and development personnel, and in order to improve the performance of the tilting pad thrust bearing, the design of the tilting pad elastic support thrust bearing pad which is low in cost, safe and reliable is very necessary.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the conventional gap compensating device for a thrust shoe of a generator.
Therefore, the utility model discloses the problem that will solve lies in how to solve the unbalanced problem of thrust tile atress.
In order to solve the technical problem, the utility model provides a following technical scheme: a generator thrust pad gap compensation device comprises a thrust pad,
the thrust assembly comprises a balance ring and a bearing part connected with the balance ring;
the bearing bush assembly is arranged inside the bearing part and comprises a plurality of thrust bushes, and each thrust bush comprises a first tile and a second tile;
an adaptive component disposed between the first tile and the second tile.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the self-adaptation subassembly includes the bracing piece, fixedly connected with universal joint fork on the bracing piece, universal joint fork is equipped with the cross, the cross cup joints the connecting plate.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the universal joint fork is characterized in that a roller pin is sleeved on a journal of the cross shaft, a sleeve is arranged on the roller pin, and a bearing cover is mounted on the universal joint fork and connected with the universal joint fork through a screw.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the self-adaptive assembly is arranged inside the second tile, the connecting plate is connected with the first tile, and a reserved gap is reserved between the first tile and the second tile.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: and an accommodating cavity is formed in the second tile, the depth of the accommodating cavity is smaller than the height of the second tile, and the cross sectional area of the accommodating cavity is matched with the size of the self-adaptive assembly.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the support rod is divided into a first rod piece and a second rod piece, and a spring is arranged between the first rod piece and the second rod piece.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the second rod piece is arranged below the containing cavity, and the spring and the first rod piece are arranged in the containing cavity.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: and the plurality of thrust pads are fan-shaped and are annularly distributed along the bearing part at equal intervals.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: and a positioning bolt is connected between the adjacent thrust pads and is movably connected with the thrust pads and the bearing part.
As a generator thrust tile clearance compensation arrangement's an preferred scheme, wherein: the thrust pad is connected with the bearing portion through bolts.
The utility model discloses beneficial effect does: the utility model provides a generator thrust tile clearance compensation arrangement embeds self-adaptation subassembly divide into first tile and second tile two parts with the thrust tile, reserve the clearance through the self-adaptation subassembly between first tile and the second tile, and the self-adaptation subassembly includes the bracing piece of built-in spring and arranges the universal joint fork and the cross and the connecting plate of bracing piece top in, can be used to the height and the angle fine setting of first tile in the thrust tile on reserving the basis in clearance, satisfy the different work demands of many scenes. The thrust bearing of this structure atress regulating power is strong, simple structure, reasonable in design, and processing installation maintenance is convenient, long service life, safe and reliable, low cost, economy is suitable for, can promote and use on a large scale.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a structural diagram of a generator thrust shoe clearance compensation device.
Fig. 2 is a sectional view of the internal structure of a thrust pad in the gap compensation device of the thrust pad of the generator.
Fig. 3 is an exploded structural view of the adaptive assembly of the generator thrust shoe clearance compensation device.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, for a first embodiment of the present invention, the embodiment provides a generator thrust shoe clearance compensation device, which includes a thrust assembly 100, a bearing bush assembly 200 and a self-adaptive assembly 300, wherein the thrust assembly 100 includes a balance ring 101, and a bearing portion 102 connected to the balance ring 101; the bearing bush assembly 200 is arranged inside the bearing portion 102 and comprises a plurality of thrust bushes 201, and each thrust bush 201 comprises a first bush 201a and a second bush 201 b; adaptive component 300 is disposed between first tile 201a and second tile 201 b.
Based on the above, the balance ring 101 in the thrust assembly 100 is in contact with the machine seat surface, the thrust pad 201 in the bearing bush assembly 200 is in contact with the thrust disk surface, the balance ring 101 is in surface contact with the bearing portion 102, and the balance ring 101 has elasticity, so when the thrust pad 201 is stressed unevenly, the balance ring 101 can maintain the thrust pad 201 to be in parallel surface contact with the thrust disk, meanwhile, the self-adaptive assembly 300 is further arranged inside the thrust pad 201, and the self-adaptive assembly 300 further finely adjusts the position of the thrust pad 201 on the basis that the balance ring 101 maintains the thrust pad 201 to be stressed evenly, so that the thrust pad 201 is in parallel contact with the thrust disk more accurately.
Example 2
Referring to fig. 1 to 3, in order to implement the second embodiment of the present invention, it is different from the first embodiment: the self-adaptive assembly 300 comprises a support rod 301, a universal joint fork 302 is fixedly connected to the support rod 301, the universal joint fork 302 is provided with a cross shaft 303, and the cross shaft 303 is sleeved with a connecting plate 304.
The thrust pad 201 is made of a black gold material, the self-adaptive assembly 300 in the thrust pad 201 is composed of a support rod 301, a universal joint fork 302, a cross shaft 303 and a connecting plate 304, the thrust pad 201 is guaranteed to operate under an oil lubrication condition, the flatness of the thrust pad 201 needs to be close to that of a thrust disc, if the flatness of the thrust disc and the flatness of the thrust pad 201 are not good, an oil film established between the thrust pad 201 and the thrust disc is damaged, the thrust pad 201 can operate under a semi-dry friction state or a dry friction state, a pad burning accident or pad surface damage is caused, the stress of the thrust pad 201 is directly related to the parallelism of the thrust pad 201, only the contact area is large, the thrust pad 201 can bear larger pressure, if the thrust pad 201 is uneven and has local high points, the stress is concentrated, the pad burning accident or pad surface damage is also caused, the universal joint fork 302 is fixedly arranged on the support rod 301, the universal joint fork 302 is a semicircular firmware, two connecting holes are symmetrically formed in the cross shaft 303 and are connected with one group of symmetrical shaft necks in the cross shaft 303, the other group of shaft necks in the cross shaft 303 is connected with the connecting plate 304, and the universal joint fork 302 and the connecting plate 304 can rotate in any direction under the connection of the cross shaft 303, so that the thrust pads 201 can automatically debug in proper directions under different working environments.
Furthermore, a roller pin 305 is sleeved on a journal of the cross shaft 303, a sleeve 305a is arranged on the roller pin 305, the cross shaft 303 has high load receiving capacity, is suitable for a place with a small space size, has the characteristics of high lubricant capacity, light weight and high rigidity, and is suitable for fine adjustment of the direction of the first tile 201a, the sleeve 305a is arranged on the roller pin 305, the universal joint fork 302 is provided with a bearing cover 306, and the bearing cover 306 is connected with the universal joint fork 302 through a screw 306a, so that the universal joint fork 302 is protected, and a certain dustproof and sealing effect is achieved.
Specifically, the adaptive assembly 300 is disposed inside the second tile 201b, the connecting plate 304 is connected to the first tile 201a, and a gap is reserved between the first tile 201a and the second tile 201 b.
Because the stress balance among the thrust tiles 201 is ensured, the adaptive assembly 300 is installed inside the second tile 201b, the connecting plate 304 of the adaptive assembly is connected with the second tile 201a through bolts, and the height of the adaptive assembly 300 is greater than that of the second tile 201b, so that after installation, a gap is reserved between the first tile 201a and the second tile 201b, and the effect of fine adjustment of the direction of the first tile 201a in the thrust tiles 201 is ensured during work.
Preferably, a receiving cavity 201b-1 is formed in the second tile 201b, the depth of the receiving cavity 201b-1 is smaller than the height of the second tile 201b, and the cross-sectional area of the receiving cavity 201b-1 is adapted to the size of the adaptive assembly 300.
The second tile 201b is internally provided with an accommodating cavity 201b-1, the adaptive assembly 300 is installed inside the accommodating cavity 201b-1, the supporting rod 301 is divided into a first rod piece 301a and a second rod piece 301b, the depth of the accommodating cavity 201b-1 is smaller than the height of the second tile 201b, the second rod piece 301b is arranged below the accommodating cavity 201b-1, the first rod piece 301a is arranged inside the accommodating cavity 201b-1, when the adaptive assembly 300 works inside the second tile 201b, the second rod piece 301b can ensure that the adaptive assembly 300 cannot fall off due to overhigh intensity of a working environment, the working efficiency of the adaptive assembly 300 is guaranteed, the cross sectional area of the accommodating cavity 201b-1 is matched with the size of the adaptive assembly 300, and the fixing of the adaptive assembly 300 in the working position is guaranteed.
In order to ensure the adaptation of the heights of the thrust pads 201 during working and to realize the adjustment of the height of the first pad 201a, a spring 301c is arranged between the first rod 301a and the second rod 301b, and the spring 301c is arranged in the accommodating cavity 201b-1, so that the heights of the thrust pads 201 can be automatically adjusted through the spring 301c, the stress balance of the thrust pads 201 is ensured, and the working efficiency is improved.
Further, the plurality of thrust pads 201 are annularly distributed along the bearing portion 102 at equal intervals, so that due to reasons such as installation reasons or processing technologies, when each thrust pad 201 is installed on the bearing portion 102 and contacts with the thrust disk surface, when the thrust pad 201 is subjected to the thrust of the thrust disk, unbalanced contact area with the thrust disk may occur, which results in uneven stress, in order to ensure the adaptation of the height of the plurality of thrust pads 201 during operation, thereby realizing the adjustment of the height of the first tile 201a, a spring 301c is arranged between the first rod 301a and the second rod 301b, and the spring 301c is arranged inside the accommodating cavity 201b-1, so that the height difference between each thrust pad 201 can be automatically adjusted by the spring 301c during operation, thereby ensuring the stress balance of the thrust pads 201, improving the operating efficiency, and further ensuring the stress balance between each thrust pad 201, the specification of the spring 301c can be changed according to the working requirement, so that the gap between the first tile 201a and the second tile 201b is changed, or the precision of the spring 301c with different specifications during the adjustment of the balance degree is changed in the working process, so that different working requirements of multiple scenes are met.
Specifically, a positioning bolt 202 is connected between adjacent thrust pads 201, the positioning bolt 202 is movably connected with the thrust pads 201 and the bearing portion 102, and the thrust pads 201 are connected with the bearing portion 102 through bolts.
Through bolted connection between thrust tile 201 and the bearing portion 102, can dismantle at any time and install additional, so that operating personnel overhauls or maintains, also be equipped with positioning bolt 202 between the adjacent thrust tile 201, positioning bolt 202's bottom and bearing portion 102 are connected, the nut and the thrust tile 201 side joint of positioning bolt 202 upper end, thereby guarantee thrust tile 201 stability at the during operation, this device simple structure, reasonable in design, it is convenient to process the installation, long service life, convenient to overhaul, safety and reliability, low cost, economy is suitable for.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a generator thrust tile clearance compensation arrangement which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a thrust assembly (100) comprising a balance ring (101), a bearing portion (102) connected to the balance ring (101);
the bearing bush assembly (200) is arranged inside the bearing portion (102) and comprises a plurality of thrust bushes (201), and the thrust bushes (201) comprise first tiles (201a) and second tiles (201 b);
an adaptive component (300) disposed between the first tile (201a) and the second tile (201 b);
the self-adaptive assembly (300) comprises a support rod (301), a universal joint fork (302) is fixedly connected to the support rod (301), a cross shaft (303) is assembled on the universal joint fork (302), and a connecting plate (304) is sleeved on the cross shaft (303);
a rolling needle (305) is sleeved on a journal of the cross shaft (303), a sleeve (305a) is arranged on the rolling needle (305), a bearing cover (306) is arranged on the universal joint fork (302), and the bearing cover (306) is connected with the universal joint fork (302) through a screw (306 a);
the adaptive component (300) is arranged inside the second tile (201b), the connecting plate (304) is connected with the first tile (201a), and a reserved gap is reserved between the first tile (201a) and the second tile (201 b).
2. The generator thrust shoe clearance compensation device of claim 1, wherein: an accommodating cavity (201b-1) is formed in the second tile (201b), the depth of the accommodating cavity (201b-1) is smaller than the height of the second tile (201b), and the cross sectional area of the accommodating cavity (201b-1) is matched with the size of the self-adaptive assembly (300).
3. The generator thrust shoe clearance compensation device of claim 2, wherein: the supporting rod (301) is divided into a first rod piece (301a) and a second rod piece (301b), and a spring (301c) is arranged between the first rod piece (301a) and the second rod piece (301 b).
4. The generator thrust shoe clearance compensation device of claim 3, wherein: the second rod piece (301b) is arranged below the accommodating cavity (201b-1), and the spring (301c) and the first rod piece (301a) are arranged in the accommodating cavity (201 b-1).
5. The generator thrust shoe clearance compensation device of claim 4, wherein: the thrust pads (201) are fan-shaped and are annularly distributed along the bearing portion (102) at equal intervals.
6. The generator thrust shoe clearance compensation device of claim 5, wherein: and a positioning bolt (202) is connected between the adjacent thrust pads (201), and the positioning bolt (202) is movably connected with the thrust pads (201) and the bearing part (102).
7. The generator thrust shoe clearance compensation device of claim 6, wherein: the thrust pad (201) is connected with the bearing part (102) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022257052.0U CN213711611U (en) | 2020-10-12 | 2020-10-12 | Generator thrust tile clearance compensation arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022257052.0U CN213711611U (en) | 2020-10-12 | 2020-10-12 | Generator thrust tile clearance compensation arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213711611U true CN213711611U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022257052.0U Active CN213711611U (en) | 2020-10-12 | 2020-10-12 | Generator thrust tile clearance compensation arrangement |
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|---|---|
| CN (1) | CN213711611U (en) |
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- 2020-10-12 CN CN202022257052.0U patent/CN213711611U/en active Active
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