CN218363421U

CN218363421U - Adjustable runner hub supporting base

Info

Publication number: CN218363421U
Application number: CN202222546612.3U
Authority: CN
Inventors: 吕金龙
Original assignee: Tianjin Tianfa Heavy Hydropower Equipment Manufacturing Co Ltd
Current assignee: Tianjin Tianfa Heavy Hydropower Equipment Manufacturing Co Ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-24
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a runner hub supports base with adjustable relates to hydraulic generator technical field. The adjustable supporting base for the runner hub comprises a base frame, wherein a moving assembly is arranged inside the base frame, two connecting assemblies are symmetrically arranged at the top of the moving assembly and comprise a bottom plate, the moving assembly is used for driving the bottom plate to move, a supporting block is arranged at the top of the bottom plate, the supporting blocks are matched and used for supporting the runner hub, and a fixing component is arranged between the bottom plate and the supporting block and used for fixing the supporting block and the bottom plate. The utility model discloses a bottom plate that the symmetry set up on the chassis, the supporting shoe that the bottom plate top set up, what set up between bottom plate and the supporting shoe is used for carrying out the maintenance part of maintenance to the supporting shoe between mutually supporting, can dismantle the supporting shoe from the chassis fast and get off the change direction for the runner hub that can utilize between two supporting shoes that different angles placed carries out the maintenance to three leaf holes and five leaf holes carries out the maintenance.

Description

Adjustable runner hub supporting base

Technical Field

The utility model relates to a hydraulic generator technical field specifically is runner body supports base with adjustable.

Background

In the hydraulic generator, a runner hub is a core component, the hydraulic generator is divided into a through-flow type, an axial flow type, a mixed flow type, an impact type and the like, wherein a bulb through-flow type unit is most widely applied, the through-flow type unit and the mixed flow type unit are different in that blades on the runner hub are movable, blade holes are formed in the runner hub to install the blades, and the conventional blade hole machining method mainly adopts a mode of roughly boring firstly and then finely turning. The method can ensure the precision and improve the processing efficiency, but the processing method also has a problem that: if runner body blade hole is when the even number (most blade hole quantity is 4, the rare is 6), can directly arrange vertical lathe in and process, but when processing the runner body that blade hole number is the odd number (most blade hole quantity is 3, the contained angle that every two fixed surfaces of runner body formed when blade hole quantity is 3 is 60 degrees, a small number is 5, the contained angle that every two fixed surfaces of runner body formed when blade hole quantity is 5 is 120 degrees, any blade hole of runner body is the time up, the bottom surface is the sphere and the workstation contact, can't directly place on the lathe platform, just need a support frock to guarantee its stable placement this moment.

The frock is supported to runner body blade tradition of odd number all is V type parallels, weld two supporting shoes that are certain angle on a flat base promptly, the angle that utilizes two supporting shoes supports the odd number blade runner body, make its blade hole place up, but because the runner body size of each unit, blade hole quantity diverse, the size of required V type iron frock, the angle of supporting shoe all is different, consequently, the traditional processing needs that can't satisfy the runner body of various sizes in blade hole and quantity simultaneously of supporting frock.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a runner hub supports base with adjustable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the adjustable supporting base for the runner hub comprises a base frame, wherein a moving assembly is arranged inside the base frame, two connecting assemblies are symmetrically arranged at the top of the moving assembly and comprise a bottom plate, the moving assembly is used for driving the bottom plate to move, a supporting block is arranged at the top of the bottom plate, the supporting blocks are matched and used for supporting the runner hub, and a fixing component is arranged between the bottom plate and the supporting block and used for fixing the supporting block and the bottom plate.

Preferably, two the structure of supporting shoe is the same, all includes three stationary plane, forms first contained angle, second contained angle and third contained angle between the three stationary plane, the number of degrees of first contained angle, second contained angle and third contained angle is 84 degrees, 60 degrees and 36 degrees in proper order, when carrying out the maintenance to the runner body in three blade hole, is used for carrying out the contained angle that two relative stationary planes that support formed for the runner body on the supporting shoe to be 60 degrees, when carrying out the maintenance to the runner body in five blade holes, is used for carrying out the contained angle that two relative stationary planes that support formed for the runner body on the supporting shoe to be 120 degrees.

Preferably, a plurality of second threaded holes are symmetrically formed in two sides of each fixing surface of the supporting block, and a plurality of reinforcing plates are fixedly connected inside the supporting block and used for supporting the supporting block.

Preferably, square grooves are symmetrically formed in the bottom plate, a plurality of third through holes communicated with the square grooves are formed in the tops of the square grooves, and fifth through holes are formed in the two sides of each square groove.

Preferably, the fixing part comprises two first fixing plates, the two first fixing plates are respectively arranged on two sides of the supporting block, one sides, away from each other, of the two first fixing plates are respectively provided with a second fixing plate, the bottom of the first fixing plate is fixedly connected with a plurality of first fixing blocks matched with the third through holes, the first fixing blocks are provided with fourth through holes, one sides, close to each other, of the two fixing plates are fixedly connected with a plurality of second fixing blocks matched with the fourth through holes, and the second fixing blocks penetrate through the fourth through holes and are movably connected with the first fixing blocks.

Preferably, two screws are symmetrically and movably connected between the two second position fixing plates, the bottom plate is located between the two second position fixing plates and movably connected with the two screws, one end of each screw is fixedly connected with a stop block, and the other end of each screw is connected with a nut in a threaded manner.

Preferably, the movable assembly comprises a round shaft fixedly connected to the bottom frame, a gear is movably connected to the round shaft, toothed plates are meshed with two sides of the gear, a second connecting block and a limiting rod are fixedly connected to the top of the toothed plate and the bottom of the toothed plate, the limiting rod is fixedly connected with the bottom frame, and a storage plate is fixedly connected to the top of the bottom frame.

Preferably, the second through holes are formed in two sides of the underframe, the connecting blocks III are movably connected inside the second through holes, the fixing screw holes which are horizontally distributed are formed in the tops of the second through holes, the first connecting blocks are fixedly connected to one sides, far away from each other, of the toothed plates, and the first connecting blocks and the underframe are fixedly connected through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

the runner body supports the base with adjustable, through the bottom plate that the symmetry set up on the chassis, the supporting shoe that the bottom plate top set up, what set up between bottom plate and the supporting shoe is used for carrying out the maintenance part of maintenance to the supporting shoe between mutually supporting, can dismantle the supporting shoe from the chassis fast, change the direction for can utilize mutually supporting between two supporting shoes that different angles were placed to carry out the maintenance to the runner body in three leaflet hole and five leaflet holes.

The runner hub supports the base with adjustable, through the gear that sets up in the removal subassembly, the equal meshed pinion rack in gear both sides, pinion rack top fixed connection's connecting block two, with two fixed connection's of connecting block bottom plate, can be so that drive the bottom plate and be close to each other or keep away from to change the interval between two supporting shoes, be applicable to and support the runner hub of not unidimensional.

Drawings

Fig. 1 is a schematic view of the overall structure of the support base of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the connection assembly of the present invention;

fig. 3 is a schematic view of the three-dimensional splitting structure of the connecting assembly of the present invention;

fig. 4 is a schematic perspective view of the moving assembly of the present invention;

fig. 5 is a schematic view of the three-dimensional split structure of the moving assembly of the present invention;

fig. 6 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;

FIG. 7 is a perspective view of the retention member of the present invention;

fig. 8 is a schematic view of an assembly structure of a runner hub and a support base with three blade holes according to the present invention;

fig. 9 is a schematic view of an assembly structure of the runner hub and the supporting base with five blade holes according to the present invention.

In the figure: 1. a chassis; 101. a storage plate; 2. a moving assembly; 201. a circular shaft; 202. a gear; 203. a toothed plate; 204. a limiting rod; 205. a second through hole; 206. a first connecting block; 207. a retention screw hole; 208. a second connecting block; 3. a connecting assembly; 301. a base plate; 302. a square groove; 303. a third through hole; 304. a first position-retaining plate; 305. a first retention block; 306. a fourth via hole; 307. a second position-retaining plate; 308. a second retention block; 309. a fifth through hole; 310. a screw; 311. a stopper; 312. a nut; 4. a support block; 401. a reinforcing plate; 402. and a second threaded hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship indicated based on the drawings, which is only for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element 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 invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the utility model provides a technical solution: runner body supports base with adjustable, including

chassis

1, 1 inside removal subassembly 2 that is provided with of chassis, the symmetry in removal subassembly 2 top is provided with two coupling assembling 3, coupling assembling 3 includes bottom plate 301, removal subassembly 2 is used for driving bottom plate 301 and removes, bottom plate 301 top is provided with supporting shoe 4, two supporting shoes 4 cooperate and are used for supporting the runner body, be provided with the maintenance part between bottom plate 301 and the supporting shoe 4 for carry out the maintenance with supporting shoe 4 and bottom plate 301.

As shown in fig. 8 to 9, the two support blocks 4 have the same structure and each include three fixing surfaces, a first included angle, a second included angle, and a third included angle are formed between the three fixing surfaces, the degrees of the first included angle, the second included angle, and the third included angle are 84 degrees, 60 degrees, and 36 degrees in sequence, when the rotating wheel body of the three blade holes is retained, the included angle formed by the two opposite fixing surfaces for supporting the rotating wheel body on the support block 4 is 60 degrees, and when the rotating wheel body of the five blade holes is retained, the included angle formed by the two opposite fixing surfaces for supporting the rotating wheel body on the support block 4 is 120 degrees.

As shown in fig. 3 and 6, a plurality of second threaded holes 402 are symmetrically formed in both sides of each fixing surface on the supporting block 4, and a plurality of reinforcing plates 401 are fixedly connected inside the supporting block 4 and used for supporting the supporting block 4.

As a specific embodiment, the bottom plate 301 is symmetrically provided with square grooves 302, and the top of the square grooves 302 are provided with a plurality of third through holes 303 communicated with the square grooves 302.

As shown in fig. 6 to 7, the retaining part includes two first retaining plates 304, the two first retaining plates 304 are respectively disposed on two sides of the supporting block 4, and two second retaining plates 307 are disposed on the sides of the two first retaining plates 304 away from each other, the bottom of the first retaining plates 304 is fixedly connected with a plurality of first retaining blocks 305 adapted to the third through holes 303, the first retaining blocks 305 are provided with fourth through holes 306, the sides of the two second retaining plates 307 close to each other are fixedly connected with a plurality of second retaining blocks 308 adapted to the fourth through holes 306, and the second retaining blocks 308 penetrate through the fourth through holes 306 and are movably connected with the first retaining blocks 305.

As a specific embodiment, two screws 310 are symmetrically and movably connected between the two second retention plates 307, the bottom plate 301 is located between the two second retention plates 307 and movably connected with the two screws 310, one end of each screw 310 is fixedly connected with a stop 311, the other end of each screw is in threaded connection with a nut 312, and fifth through holes 309 are formed in the two retention plates 307 and two sides of the square groove 302.

It should be noted that the retaining component works on the principle that a plurality of first retaining blocks 305 fixedly connected to the bottom of the first retaining plate 304 sequentially penetrate through a plurality of threaded holes 402 formed in the support block 4 and a plurality of third through holes 303 formed in the bottom plate 301, a plurality of second retaining blocks 308 fixedly connected to one side of the second retaining plate 307 are correspondingly inserted into a plurality of fourth through holes 306 formed in the first retaining blocks 305, the support block 4 and the bottom plate 301 are retained, two screws 310 sequentially penetrate through one of the second retaining plates 307, the bottom plate 301 and a fifth through hole 309 formed in the other second retaining plate 307, the bottom plate 301 and the second retaining plates 307 are retained by screwing the nuts 312, when the support block 4 needs to be detached and the direction is changed, only the two nuts 312 need to be screwed off, the second retaining plates 307 can be detached, and the bottom plate 301 and the support block 4 can be detached quickly.

As shown in fig. 4-5, the moving assembly 2 includes a circular shaft 201 fixedly connected to the bottom frame 1, a gear 202 is movably connected to the circular shaft 201, two sides of the gear 202 are respectively engaged with a toothed plate 203, a second connecting block 208 is fixedly connected to the top of the toothed plate 203, a limiting rod 204 is movably connected to the bottom of the toothed plate 203, the limiting rod 204 is fixedly connected to the bottom frame 1, and an object placing plate 101 is fixedly connected to the top of the bottom frame 1. The working principle of the moving assembly 2 is as follows: by pushing one of the support blocks 4, the support block 4 moves towards the direction close to the gear 202, and drives one of the bottom plates 301 connected with the support block 4 through the retention component to move, because the bottom plate 301 is fixedly connected with one of the toothed plates 203 through the second connecting block 208, and therefore drives one of the toothed plates 203 to move, the toothed plate 203 drives the gear 202 to rotate around the center of the circular shaft 201, and the other toothed plate 203 meshed with the gear 202 moves towards the direction close to the gear 202 under the action of the gear 202, so that the other support block 4 is driven to move towards the direction close to the gear 202. Through mutually supporting of the gear 202 that sets up and two pinion racks 203, not only can adjust the interval between two supporting shoes 4 for the support base is applicable to not unidimensional runner body, and the staff no longer need promote two supporting shoes 4 moreover, only needs to promote one of them supporting shoe 4 and can reach the effect of adjusting interval between two supporting shoes 4 (all need move to chassis 1 central point when two supporting shoes 4 are adjusted). It should be noted that, a T-shaped chute is provided at the bottom of the toothed plate 203, the limiting rod 204 is T-shaped, and the toothed plate 203 is slidably connected to the limiting rod 204 for limiting the moving direction of the toothed plate 203, so that the stability of the toothed plate 203 during moving is improved, and the supporting block 4 is further pushed to move more smoothly.

As a specific embodiment, the two sides of the bottom frame 1 are both provided with second through holes 205, the inside of each second through hole 205 is movably connected with a third connecting block, the top of each second through hole 205 is provided with a plurality of horizontally arranged retention screw holes 207, one side of the toothed plate 203 away from each other is fixedly connected with a first connecting block 206 through the third connecting block, and the first connecting block 206 is fixedly connected with the bottom frame 1 through bolts.

As shown in fig. 8, in this embodiment, when the number of the blade holes that the runner hub needs to be provided is three, the included angle formed between every two fixing surfaces of the runner hub is 60 degrees, the fixing surface corresponding to the included angle formed between the two fixing surfaces in the supporting block 4 is 36 degrees, and the bottom plate 301 is fixed through the fixing component, at this time, the fixing surface corresponding to the 84 degree angle is parallel to one of the fixing surfaces of the runner hub, and the size of the runner hub is exactly the maximum distance that the moving component 2 drives the two bottom plates 301 to move, therefore, the moving component 2 does not need to be adjusted, and only the position of the moving component 2 needs to be fixed, and the fixing manner is: through the bolt with connecting block 206 maintenance inside corresponding maintenance screw 207, then two pinion rack 203 through connecting block three and connecting block 206 fixed connection are fixed thereupon, bottom plate 301 through connecting block two 208 and pinion rack 203 fixed connection is fixed simultaneously, and then interval between the supporting shoe 4 is fixed, fixed completion back, it can with the runner body go on the maintenance with supporting shoe 4 through fastening bolt (fastening bolt is twisted in a plurality of screw hole two 402 of seting up on supporting shoe 4, in practical application, can be when the runner body needs to be fixed with two supporting shoes 4, set up two clamp plates on two stationary planes of the runner body, make when fixing with supporting shoe 4 and runner body through fastening bolt, play and prevent that fastening bolt from damaging the stationary plane and the effect that the shock attenuation was prevented taking off, and then improved the stability that the runner body supported on supporting base).

As shown in fig. 9, in this embodiment, when the number of the blade holes required to be formed in the rotating wheel body is five, the included angle formed by every two fixing surfaces of the rotating wheel body is 120 degrees, the fixing surface corresponding to the included angle formed between the two fixing surfaces in the supporting block 4 being 60 degrees is fixed to the bottom plate 301 through the fixing component, at this time, the fixing surface corresponding to the 84 degree is parallel to one of the fixing surfaces of the rotating wheel body, and the size of the rotating wheel body is small, so that the moving component 2 needs to be adjusted to drive the two bottom plates 301 to approach each other until the rotating wheel body moves to a proper size, the two supporting blocks 4 are fixed to each other in the above-mentioned three blade hole rotating wheel body fixing manner, and the remaining rotating wheel body of the supporting block 4 is fixed to each other.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Adjustable supporting base for runner body, including chassis (1), its characterized in that: chassis (1) is inside to be provided with removal subassembly (2), removal subassembly (2) top symmetry is provided with two coupling assembling (3), coupling assembling (3) are including bottom plate (301), removal subassembly (2) are used for driving bottom plate (301) and remove, bottom plate (301) top is provided with supporting shoe (4), two supporting shoe (4) cooperate and are used for supporting the runner body, be provided with the maintenance part between bottom plate (301) and supporting shoe (4) for carry out the maintenance with supporting shoe (4) and bottom plate (301).

2. The adjustable runner hub support base of claim 1, wherein: two the structure of supporting shoe (4) is the same, all includes three stationary plane, forms first contained angle, second contained angle and third contained angle between the three stationary plane, the number of degrees of first contained angle, second contained angle and third contained angle is 84 degrees, 60 degrees and 36 degrees in proper order, when carrying out the maintenance to the runner body in three blade hole, is used for carrying out the contained angle that two relative stationary planes that support formed to the runner body on supporting shoe (4) to be 60 degrees, when carrying out the maintenance to the runner body in five blade holes, is used for carrying out the contained angle that two relative stationary planes that support formed to the runner body on supporting shoe (4) to be 120 degrees.

3. The adjustable runner hub supporting pedestal of claim 2, wherein: a plurality of second threaded holes (402) are symmetrically formed in two sides of each fixing surface of the supporting block (4), and a plurality of reinforcing plates (401) are fixedly connected inside the supporting block (4) and used for supporting the supporting block (4).

4. The adjustable runner hub support base of claim 3, wherein: the bottom plate (301) is symmetrically provided with square grooves (302), the top of each square groove (302) is provided with a plurality of third through holes (303) communicated with the square grooves (302), and the two sides of each square groove (302) are provided with fifth through holes (309).

5. The adjustable runner hub supporting pedestal of claim 4, wherein: the fixing part comprises two first fixing plates (304), the two first fixing plates (304) are respectively arranged on two sides of the supporting block (4), one sides, far away from each other, of the two first fixing plates (304) are respectively provided with a second fixing plate (307), the bottoms of the first fixing plates (304) are fixedly connected with a plurality of first fixing blocks (305) matched with the third through holes (303), the first fixing blocks (305) are provided with fourth through holes (306), one sides, near each other, of the two second fixing plates (307) are respectively fixedly connected with a plurality of second fixing blocks (308) matched with the fourth through holes (306), and the second fixing blocks (308) penetrate through the fourth through holes (306) and are movably connected with the first fixing blocks (305).

6. The adjustable runner hub support base of claim 5, wherein: two screw rods (310) are symmetrically and movably connected between the two second fixing plates (307), the bottom plate (301) is located between the two second fixing plates (307) and is movably connected with the two screw rods (310), one end of each screw rod (310) is fixedly connected with a stop block (311), and the other end of each screw rod (310) is in threaded connection with a nut (312).

7. The adjustable runner hub support base of claim 1, wherein: remove subassembly (2) including circular axle (201) of fixed connection on chassis (1), swing joint has gear (202) on circular axle (201), pinion rack (203) both sides all mesh, pinion rack (203) top fixedly connected with connecting block two (208), bottom swing joint have gag lever post (204), gag lever post (204) and chassis (1) fixed connection, chassis (1) top fixedly connected with puts thing board (101).

8. The adjustable runner hub supporting pedestal of claim 7, wherein: second through-hole (205) have all been seted up to chassis (1) both sides, the inside equal swing joint of second through-hole (205) has connecting block three, retention screw (207) that a plurality of levels were arranged are seted up at second through-hole (205) top, one side that pinion rack (203) kept away from each other all is through connecting block three fixedly connected with connecting block (206), connecting block (206) pass through bolt fixed connection with chassis (1).