CN219245621U

CN219245621U - Vertical motor test platform

Info

Publication number: CN219245621U
Application number: CN202320708164.4U
Authority: CN
Inventors: 周嘉伟; 焦佳欢; 常森伟; 富征; 尹鹏宇; 潘磊; 崔利凡; 徐子程
Original assignee: National Nuclear Demonstration Power Plant Co ltd
Current assignee: National Nuclear Demonstration Power Plant Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-06-23
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to the technical field of test platforms, and particularly discloses a vertical motor test platform which comprises a test platform and at least two fixing mechanisms, wherein each fixing mechanism comprises a first plate group, a heightening block and a second plate group, the first plate group is arranged on the test platform in a sliding manner, the heightening block is provided with a through hole along a side wall perpendicular to the test platform in a concave manner, the first plate group penetrates through the through hole and presses the heightening block on the test platform, the heightening block is used for supporting the outer edge of a vertical motor and enabling the vertical motor and the test platform to be arranged at intervals, and the second plate group is used for clamping the outer edge between the heightening block and the second plate group. The vertical motor test platform adjusts the positions of at least two fixing mechanisms on the test platform according to the size and the model of the vertical motor, so that the universality and the manufacturing cost of the vertical motor test platform are increased.

Description

Vertical motor test platform

Technical Field

The utility model relates to the technical field of test platforms, in particular to a vertical motor test platform.

Background

The motor is widely applied to power plants and factories, no-load test rotation is needed after disassembly and overhaul of motor equipment, and further whether the motor after maintenance has the problems of abnormal vibration, abnormal rattle and the like or not is verified, and no-load test after maintenance of the motor is needed to be carried out by being installed on a test platform.

For a vertical motor test platform, the earlier-stage patent CN202221575689.7 discloses a vertical motor test platform, which comprises a platform body and a connecting piece, wherein a transmission hole is formed in the platform body, a rotating shaft of the vertical motor extends into the transmission hole, one end of the connecting piece is fixedly connected with the platform body, the other end of the connecting piece is fixedly connected with a shell of the vertical motor, and the connecting piece is used for fixing the vertical motor on the platform body. If the vertical motor with other types and sizes is replaced, the vertical motor needs to be fixed on the platform body by using a connecting piece with the type corresponding to the vertical motor. Although the test platform can fix vertical motors with most models and sizes, connectors with different sizes and signals need to be designed in advance, so that the test platform has the problems of poor universality and high manufacturing cost.

Disclosure of Invention

The utility model aims at: the vertical motor test platform is provided to solve the problems of poor universality and high manufacturing cost of the vertical motor test platform in the related technology.

The utility model provides a vertical motor test platform, which comprises:

a test platform;

the fixing mechanism comprises a first plate group, a heightening block and a second plate group, wherein the first plate group is slidably arranged on the test platform, the heightening block is provided with a through hole along a side wall perpendicular to the test platform in a concave mode, the first plate group penetrates through the through hole and compresses the heightening block on the test platform, the heightening block is used for supporting the outer edge of the vertical motor and enabling the vertical motor to be arranged at intervals of the test platform, and the second plate group is used for clamping the outer edge between the heightening block and the second plate group.

As the preferable technical scheme of the vertical motor test platform, the test platform is provided with a plurality of T-shaped sliding grooves extending along the second direction at intervals along the first direction;

the first plate group comprises a first pressing plate, a first bolt, a first nut, a second bolt and a second nut, wherein the first pressing plate penetrates through the through hole, the screw head of the first bolt and the screw head of the second bolt are respectively arranged in the T-shaped sliding groove in a sliding manner, the first bolt penetrates through one end of the first pressing plate, the first nut is in threaded connection with the first bolt, and the second bolt penetrates through one end of the first pressing plate, and the second nut is in threaded connection with the second bolt;

the first direction and the second direction are perpendicular to each other.

As the preferable technical scheme of the vertical motor test platform, one end of the first pressing plate is provided with a first waist-shaped hole along the length direction of the first pressing plate, and the other end of the first pressing plate is provided with a second waist-shaped hole along the length direction of the first pressing plate;

the first bolt penetrates through the first waist-shaped hole and is in threaded connection with the first nut, and the second bolt penetrates through the second waist-shaped hole and is in threaded connection with the second nut.

As the preferable technical scheme of vertical motor test platform, the second board group includes second clamp plate and third bolt, the third bolt pass the second clamp plate and with the bed hedgehopping piece spiro union, the one end of second clamp plate is located the outer fringe is kept away from one side of bed hedgehopping piece and is used for with the outer fringe compress tightly in the bed hedgehopping piece.

As a preferable technical scheme of the vertical motor test platform, the third bolt is positioned at the middle position of the second pressing plate;

the second plate group further comprises a supporting piece, and the supporting piece is used for adjusting the distance between the other end of the second pressing plate and the heightening block.

As the preferable technical scheme of vertical motor test platform, the second clamp plate is provided with third waist type hole along its length direction, the third bolt pass third waist type hole and with the bed hedgehopping piece spiro union.

As vertical motor test platform's preferred technical scheme, still include the rail, the rail set firmly in test platform, the rail encloses to establish into annular circle, fixed establishment is located in the annular circle.

As the preferred technical scheme of vertical motor test platform, the rail includes a plurality of stands and a plurality of fender that enclose, a plurality of the stand is followed test platform's circumference interval set up in test platform, a plurality of enclose and keep off one-to-one sets up between two adjacent stands, enclose the both ends that keep off respectively with relative stand rigid coupling.

As a preferable technical scheme of the vertical motor test platform, a fixing lug is arranged on the surface of the upright post, which is abutted against the test platform;

the fence also comprises a fixing bolt and a fixing nut, wherein the screw head of the fixing bolt is arranged in the T-shaped chute, and the stud of the fixing bolt penetrates through the fixing lug and is in screw connection with the fixing nut.

As the preferable technical scheme of vertical motor test platform, still include a plurality of expansion bolts, a plurality of expansion bolts is followed the circumference interval setting of test platform, expansion bolts pass test platform and be used for with ground spiro union.

The beneficial effects of the utility model are as follows:

the utility model provides a vertical motor test platform which comprises a test platform and at least two fixing mechanisms, wherein the fixing mechanisms comprise a first plate group, a heightening block and a second plate group, the first plate group is arranged on the test platform in a sliding mode, through holes are concavely formed in the heightening block along the side wall perpendicular to the test platform, the first plate group penetrates through the through holes and presses the heightening block on the test platform, the heightening block is used for supporting the outer edge of a vertical motor and enabling the vertical motor and the test platform to be arranged at intervals, and the second plate group is used for clamping the outer edge between the heightening block and the second plate group. Because the first plate group can slide on the test platform, at least two first plate groups can be arranged at intervals along the circumference of the outer edge of the vertical motor, and then at least two heightening blocks can be arranged at intervals along the circumference of the outer edge, the outer edge is simultaneously supported on the at least two heightening blocks, and the rotating shaft of the motor and the test platform are arranged at intervals. And then the outer edge of the vertical motor is fixed on a plurality of heightening blocks through a plurality of second plate groups, so that the vertical motor can be subjected to a static test. The vertical motor test platform adjusts the positions of at least two fixing mechanisms on the test platform according to the size and the model of the vertical motor, so that the universality and the manufacturing cost of the vertical motor test platform are increased.

Drawings

FIG. 1 is a schematic structural diagram of a neutral motor test platform according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a cross-sectional view of a neutral motor test platform in accordance with an embodiment of the present utility model;

fig. 4 is a partial view of a neutral motor test platform in accordance with an embodiment of the present utility model.

In the figure:

100. a vertical motor; 101. an outer edge;

1. a test platform; 11. t-shaped sliding grooves;

2. a fixing mechanism; 21. a first plate group; 211. a first platen; 2111. a first waist-shaped hole; 2112. a second waist-shaped hole; 212. a first bolt; 213. a first nut; 214. a second bolt; 215. a second nut; 22. a lifting block; 221. a through hole; 23. a second plate group; 231. a second pressing plate; 2311. a third waist-shaped hole; 232. a third bolt; 233. a support;

31. a column; 32. a surrounding baffle; 33. a fixing bolt; 34. and (5) fixing a nut.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 4, the present embodiment provides a vertical motor test platform, which includes a test platform 1 and at least two fixing mechanisms 2, the fixing mechanisms 2 include a first plate set 21, a heightening block 22 and a second plate set 23, the first plate set 21 is slidably disposed on the test platform 1, the heightening block 22 is concavely provided with a through hole 221 along a side wall perpendicular to the test platform 1, the first plate set 21 is disposed through the through hole 221 and tightly presses the heightening block 22 on the test platform 1, the heightening block 22 is used for supporting an outer edge 101 of the vertical motor 100 and enabling the vertical motor 100 to be disposed at intervals with the test platform 1, and the second plate set 23 is used for clamping the outer edge 101 between the heightening block 22 and the second plate set 23. Since the first plate group 21 can slide on the test platform 1, at least two first plate groups 21 can be arranged at intervals along the circumferential direction of the outer edge 101 of the vertical motor 100, so that at least two raised blocks 22 can be arranged at intervals along the circumferential direction of the outer edge 101, the outer edge 101 is simultaneously supported on at least two raised blocks 22, and the rotating shaft of the motor can be arranged at intervals with the test platform 1. Then, the outer edge 101 of the vertical motor 100 is fixed on the plurality of elevating blocks 22 through the plurality of second plate sets 23, so that the vertical motor 100 can be subjected to a static test. The vertical motor test platform adjusts the positions of at least two fixing mechanisms 2 on the test platform 1 according to the size and the model of the vertical motor 100, so that the universality and the manufacturing cost of the vertical motor test platform are increased.

Optionally, the test platform 1 is provided with a plurality of T-shaped sliding grooves 11 extending along the second direction at intervals along the first direction; the first plate set 21 includes a first pressing plate 211, a first bolt 212, a first nut 213, a second bolt 214, and a second nut 215, where the first pressing plate 211 is penetrated through the through hole 221, the screw head of the first bolt 212 and the screw head of the second bolt 214 are respectively slidably disposed in the T-shaped chute 11, the first bolt 212 is penetrated through one end of the first pressing plate 211, the first nut 213 is screwed with the first bolt 212, and the second bolt 214 is penetrated through one end of the first pressing plate 211, and the second nut 215 is screwed with the second bolt 214; the first direction and the second direction are perpendicular to each other. In this embodiment, after the screw heads of the first bolt 212 and the second bolt 214 slide into the T-shaped chute 11, the first bolt 212 and the second bolt 214 can only slide in the chute along the second direction, and the first bolt 212 and the second bolt 214 cannot be pulled out along the direction perpendicular to the test platform 1, so that the first bolt 212 and the second bolt 214 penetrate through both ends of the first pressing plate 211 at the same time, the first nut 213 and the second nut 215 are respectively screwed with the first bolt 212 and the second bolt 214, and the first pressing plate 211 presses the lifting block 22 onto the test platform 1 along with the screwing of the first nut 213 and the second nut 215 relative to the first bolt 212 and the second bolt 214.

Alternatively, one end of the first pressing plate 211 is provided with a first waist-shaped hole 2111 along a length direction thereof, and the other end of the first pressing plate 211 is provided with a second waist-shaped hole 2112 along a length direction thereof;

the first bolt 212 is inserted into the first waist-shaped hole 2111 and is screwed with the first nut 213, and the second bolt 214 is inserted into the second waist-shaped hole 2112 and is screwed with the second nut 215. In this embodiment, the first waist-shaped hole 2111 and the second waist-shaped hole 2112 can facilitate adjusting the positions of the first bolt 212 and the second bolt 214 relative to the first pressing plate 211 respectively, so as to prevent the situation that the first bolt 212 and the second bolt 214 cannot penetrate through the two ends of the first pressing plate 211.

Optionally, the second plate set 23 includes a second pressing plate 231 and a third bolt 232, and the third bolt 232 passes through the second pressing plate 231 and is screwed with the elevating block 22, where one end of the second pressing plate 231 is located on a side of the outer edge 101 away from the elevating block 22 and is used for pressing the outer edge 101 against the elevating block 22. In this embodiment, the second plate set 23 may be multiple, one end of the plurality of second pressing plates 231 is located at one side of the outer edge 101 away from the raised block 22, and the plurality of third bolts 232 are correspondingly threaded through the plurality of second pressing plates 231 and are respectively screwed with the raised block 22.

Alternatively, the third bolt 232 is located at an intermediate position of the second pressing plate 231; the second plate set 23 further includes a support member 233, and the support member 233 is used to adjust the distance between the other end of the second pressing plate 231 and the elevating block 22. In this embodiment, in order to increase the contact area between the second pressing plate 231 and the outer edge 101, a supporting member 233 is further provided, and the supporting member 233 makes the thickness of the other end of the second pressing plate 231 from the pad block 22 equal to the thickness of the outer edge 101. Specifically, the supporting member 233 includes a supporting bolt and a supporting nut, the supporting bolt passes through the other end of the second pressing plate 231 and is screw-coupled with the supporting nut, and the thickness of the other end of the second pressing plate 231 from the elevating block 22 can be adjusted by adjusting the position of the supporting nut relative to the supporting bolt.

Optionally, the second pressing plate 231 is provided with a third waist-shaped hole 2311 along a length direction thereof, and a third bolt 232 passes through the third waist-shaped hole and is screwed with the elevating block 22. In this embodiment, the third waist-shaped hole 2311 can adjust the relative position of the third bolt 232 and the second pressing plate 231, so as to prevent the problem that the third bolt 232 is not opposite to the threaded hole on the elevating block 22 after the third bolt 232 passes through the second pressing plate 231.

Optionally, the vertical motor test platform further comprises a fence, the fence is fixedly arranged on the test platform 1, the fence is surrounded to form an annular ring, and the fixing mechanism 2 is located in the annular ring. In this embodiment, the fence can function to prevent personnel from approaching.

Optionally, the fence includes a plurality of stand columns 31 and a plurality of fender 32, and a plurality of stand columns 31 set up in test platform 1 along test platform 1's circumference interval, and a plurality of fender 32 one-to-one sets up between two adjacent stand columns 31, and the both ends that enclose fender 32 respectively with relative stand column 31 rigid coupling. In this embodiment, the upright 31 is fixedly provided with a connecting piece, the connecting piece is provided with a plugging groove, one end of the enclosure 32 opposite to the upright 31 is inserted into the plugging groove, and a connecting bolt passes through the plugging piece and the enclosure 32 positioned in the plugging groove and then is in threaded connection with a connecting nut, so that the upright 31 and the enclosure 32 are fixedly connected. In other embodiments, the enclosure 32 and the upright 31 may be clamped or welded.

Optionally, a fixing lug is arranged on the surface of the upright post 31, which is abutted against the test platform 1; the fence further comprises a fixing bolt 33 and a fixing nut 34, wherein a screw head of the fixing bolt 33 is arranged on the T-shaped chute 11, and a stud of the fixing bolt 33 passes through the fixing lug and is in screw connection with the fixing nut 34. In this embodiment, the screw head of the fixing bolt 33 is disposed in the T-shaped chute 11, and the position of the fixing bolt 33 relative to the test platform 1 is adjusted, so that the relative position of the upright post 31 and the test platform 1 can be adjusted.

Optionally, the vertical motor test platform further comprises a plurality of expansion bolts, wherein the expansion bolts are arranged at intervals along the circumferential direction of the test platform 1, penetrate through the test platform 1 and are used for being in threaded connection with the ground. In this embodiment, the expansion bolts may fix the test platform 1 to the ground.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Vertical motor test platform, its characterized in that includes:

a test platform (1);

at least two fixed establishment (2), fixed establishment (2) include first board group (21), rim block (22) and second board group (23), first board group (21) slide set up in test platform (1), rim block (22) follow perpendicular to the lateral wall of test platform (1) is concave to be equipped with through-hole (221), first board group (21) wear to locate through-hole (221) and will rim block (22) compress tightly in test platform (1), rim block (22) are used for supporting outer fringe (101) of vertical motor (100) and make vertical motor (100) with test platform (1) interval sets up, second board group (23) are used for with outer fringe (101) clamp in between rim block (22) and second board group (23).

2. The vertical motor test platform according to claim 1, characterized in that the test platform (1) is provided with a plurality of T-shaped sliding grooves (11) extending in the second direction at intervals along the first direction;

the first plate group (21) comprises a first pressing plate (211), a first bolt (212), a first nut (213), a second bolt (214) and a second nut (215), wherein the first pressing plate (211) is penetrated through the through hole (221), the screw head of the first bolt (212) and the screw head of the second bolt (214) are respectively and slidably arranged in the T-shaped chute (11), the first bolt (212) is penetrated through one end of the first pressing plate (211), the first nut (213) is in threaded connection with the first bolt (212), the second bolt (214) is penetrated through the other end of the first pressing plate (211), and the second nut (215) is in threaded connection with the second bolt (214);

the first direction and the second direction are perpendicular to each other.

3. The vertical motor test platform according to claim 2, wherein one end of the first pressing plate (211) is provided with a first waist-shaped hole (2111) along a length direction thereof, and the other end of the first pressing plate (211) is provided with a second waist-shaped hole (2112) along a length direction thereof;

the first bolt (212) penetrates through the first waist-shaped hole (2111) and is in threaded connection with the first nut (213), and the second bolt (214) penetrates through the second waist-shaped hole (2112) and is in threaded connection with the second nut (215).

4. The vertical motor test platform according to claim 1, characterized in that the second plate set (23) comprises a second pressing plate (231) and a third bolt (232), the third bolt (232) passes through the second pressing plate (231) and is in threaded connection with the elevating block (22), and one end of the second pressing plate (231) is located at one side of the outer edge (101) away from the elevating block (22) and is used for pressing the outer edge (101) to the elevating block (22).

5. The vertical motor test platform according to claim 4, characterized in that the third bolt (232) is located in the middle position of the second press plate (231);

the second plate group (23) further comprises a supporting piece (233), and the supporting piece (233) is used for adjusting the distance between the other end of the second pressing plate (231) and the heightening block (22).

6. The vertical motor test platform according to claim 5, wherein the second pressing plate (231) is provided with a third waist-shaped hole (2311) along a length direction thereof, and the third bolt (232) passes through the third waist-shaped hole and is in threaded connection with the elevating block (22).

7. The vertical motor test platform according to claim 2, further comprising a fence, wherein the fence is fixedly arranged on the test platform (1), the fence is arranged in an annular ring, and the fixing mechanism (2) is arranged in the annular ring.

8. The vertical motor test platform according to claim 7, wherein the fence comprises a plurality of upright posts (31) and a plurality of enclosing baffles (32), the upright posts (31) are arranged on the test platform (1) along the circumferential interval of the test platform (1), the enclosing baffles (32) are arranged between two adjacent upright posts (31) in a one-to-one correspondence manner, and two ends of the enclosing baffles (32) are fixedly connected with the opposite upright posts (31) respectively.

9. The vertical motor test platform according to claim 8, characterized in that the surface of the upright (31) abutting against the test platform (1) is provided with a fixing lug;

the fence further comprises a fixing bolt (33) and a fixing nut (34), wherein the screw head of the fixing bolt (33) is arranged on the T-shaped chute (11), and the stud of the fixing bolt (33) penetrates through the fixing lug and is in screw connection with the fixing nut (34).

10. The vertical motor test platform according to any one of claims 1-8, further comprising a plurality of expansion bolts arranged at intervals along the circumference of the test platform (1), the expansion bolts passing through the test platform (1) and being for threaded engagement with the ground.