CN218051471U

CN218051471U - Processing and supporting device for leak-stopping ring of water turbine

Info

Publication number: CN218051471U
Application number: CN202222604159.7U
Authority: CN
Inventors: 李胜勇; 曾光平; 罗永利
Original assignee: Yibin Fuyuan Equipment Of Power Generation Co ltd
Current assignee: Yibin Fuyuan Equipment Of Power Generation Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-16
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a water turbine leak-stopping ring processing supporting device, which relates to the technical field of water turbine leak-stopping ring processing supporting, and comprises a bottom plate and a vertical column fixedly connected with the top surface of the bottom plate, wherein the top end surface of the column is horizontally and fixedly connected with a cross supporting plate, the tops of four ends of the cross supporting plate are respectively provided with a vertical movable clamping plate in a sliding manner, a lead screw is arranged in a transverse moving cavity, a screwed pipe is movably sleeved on the lead screw, and the top of the screwed pipe is vertically and fixedly connected with a connecting plate; a transmission assembly is arranged in the transmission cavity, and a driving assembly is arranged in the driving cavity; the utility model discloses a cross backup pad and movable clamp plate and drive assembly's cooperation is convenient for carry out stable centre gripping operation to the hydraulic turbine no-leak ring of treating processing, can carry out effectual centre gripping to it according to the hydraulic turbine no-leak ring of unidimensional simultaneously and fix, improves and carries out the high efficiency and the stability of centre gripping to the hydraulic turbine no-leak ring.

Description

Processing and supporting device for leak-stopping ring of water turbine

Technical Field

The utility model relates to a hydraulic turbine leaking stoppage ring processing supports technical field, especially relates to hydraulic turbine leaking stoppage ring processing strutting arrangement.

Background

The leakage-stopping ring of the water turbine runner is usually a thin-wall workpiece, and has certain difficulty in the mechanical manufacturing process; due to the thin-wall structure, large radial deformation is easy to occur in the lifting turning-over and machining processes; if the leak-stopping ring workpiece deforms to a large extent, a large amount of extra time is consumed for shape correction during mechanical processing; generally, when the leak-stopping ring of the water turbine runner is machined, the leak-stopping ring is generally horizontally placed on a machining table board, and the placement mode is inconvenient for performing center point calibration operation on the leak-stopping ring and clamping and limiting the leak-stopping ring during machining according to the size of the leak-stopping ring, so that the machining stability of the leak-stopping ring is influenced; therefore, the above problems are subject to improvement operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a water turbine leak-stopping ring processing supporting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the water turbine leak-stopping ring processing supporting device comprises a bottom plate and an upright post vertically and fixedly connected to the top surface of the bottom plate, wherein a cross supporting plate is horizontally and fixedly connected to the top end surface of the upright post, vertical movable clamping plates are slidably arranged at the tops of four end parts of the cross supporting plate, a transverse moving cavity is horizontally formed in four plate bodies of the cross supporting plate, a lead screw is horizontally and rotatably arranged in the transverse moving cavity, a threaded pipe is movably sleeved on the lead screw, a connecting plate is vertically and fixedly connected to the top of the threaded pipe, a rectangular strip opening is transversely formed in the inner top surface of the transverse moving cavity, and the top end of the connecting plate extends out of the rectangular strip opening and is fixedly connected with the bottom of the movable clamping plate;

the novel vertical column is characterized in that a transmission cavity is formed in the middle of the cross supporting plate, a transmission assembly for synchronously driving a plurality of lead screws is arranged in the transmission cavity, a driving cavity is formed in the upper portion of the vertical column, and a driving assembly for driving and locking the transmission assembly is arranged in the driving cavity.

Preferably, the transmission assembly comprises a transmission rod vertically and rotatably arranged in the middle of the inner bottom surface of the transmission cavity and a driving bevel gear fixedly connected to the top end of the transmission rod, and the inner end of the lead screw movably penetrates into the transmission cavity and is fixedly connected with a driven bevel gear which is meshed with the driving bevel gear to rotate.

Preferably, the driving assembly comprises a worm which is transversely rotatably arranged in the lower portion of the driving cavity and an adjusting hand wheel fixedly connected to the outer end of the worm, and the bottom end of the transmission rod movably penetrates into the driving cavity and is fixedly connected with a worm wheel in meshing transmission with the worm.

Preferably, the inner side surface of the movable clamping plate is provided with an anti-skid base plate; four corners of the top surface of the bottom plate are vertically provided with fixing holes; and a plurality of arc-shaped stay bars are horizontally and fixedly connected to the peripheral sides of the outer wall of the cross-shaped supporting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, through cross backup pad and the cooperation of removing splint and drive assembly, the hydraulic turbine leaking stoppage ring of being convenient for to process carries out stable centre gripping operation, simultaneously can carry out effectual centre gripping fixed to it according to not unidimensional hydraulic turbine leaking stoppage ring, cooperation through drive assembly and drive assembly, can play the effect of spacing auto-lock to the centre gripping on the tight outer wall of hydraulic turbine leaking stoppage ring clamp moving splint, it is not hard up to appear the centre gripping of hydraulic turbine leaking stoppage ring to effectively avoid the removal splint after the removal, and then improve the high efficiency and the stability that carry out the centre gripping to hydraulic turbine leaking stoppage ring.

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 application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of a front view structure provided by the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a sectional view of a front view structure proposed by the present invention;

fig. 4 is a cross supporting plate overlooking structure sectional view provided by the utility model.

Sequence numbers in the figure: 1. a base plate; 2. a column; 3. a cross support plate; 4. moving the clamping plate; 5. an anti-skid backing plate; 6. an arc stay bar; 7. a lead screw; 8. a threaded pipe; 9. a connecting plate; 10. driven bevel gears; 11. a transmission rod; 12. driving bevel gears; 13. a worm; 14. a worm gear.

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.

Example (b): referring to fig. 1-4, the leak-stopping ring processing and supporting device for a water turbine of the present invention comprises a bottom plate 1 and a vertical column 2 fixedly connected to the top surface of the bottom plate 1, wherein a cross support plate 3 is horizontally and fixedly connected to the top end surface of the vertical column 2, vertical movable clamping plates 4 are slidably arranged on the tops of four end portions of the cross support plate 3, and anti-skid backing plates 5 are arranged on the inner side surfaces of the movable clamping plates 4; four corners of the top surface of the bottom plate 1 are vertically provided with fixing holes; a plurality of arc-shaped support rods 6 are horizontally and fixedly connected to the peripheral sides of the outer walls of the cross support plates 3, so that the connection strength and the bearing effect of the four plate bodies of the cross support plates 3 are improved; a transverse moving cavity is horizontally formed in the four plate bodies of the cross-shaped supporting plate 3, a lead screw 7 is horizontally and rotatably arranged in the transverse moving cavity, a threaded pipe 8 is movably sleeved on the lead screw 7, a connecting plate 9 is vertically and fixedly connected to the top of the threaded pipe 8, a rectangular strip opening is transversely formed in the inner top surface of the transverse moving cavity, and the top end of the connecting plate 9 extends out of the rectangular strip opening and is fixedly connected with the bottom of the movable clamping plate 4; a transmission cavity is formed in the middle of the cross-shaped support plate 3, a transmission assembly for synchronously driving the plurality of lead screws 7 is arranged in the transmission cavity, a driving cavity is formed in the upper part of the upright post 2, and a driving assembly for driving and locking the transmission assembly is arranged in the driving cavity; through cross backup pad 3 and the cooperation of removing splint 4 and drive assembly, be convenient for carry out stable centre gripping operation to the hydraulic turbine leaking stoppage ring of treating processing, simultaneously can carry out effectual centre gripping fixed to it according to the hydraulic turbine leaking stoppage ring of unidimensional, cooperation through drive assembly and drive assembly, can play spacing auto-lock's effect to the centre gripping on hydraulic turbine leaking stoppage ring presss from both sides tight outer wall moving splint 4, it is not hard up to appear the centre gripping of hydraulic turbine leaking stoppage ring to effectively avoid removing after the removal moving splint 4, and then improve and carry out the high efficiency and the stability of centre gripping to hydraulic turbine leaking stoppage ring.

In the utility model, the transmission component comprises a transmission rod 11 vertically and rotatably arranged in the middle of the bottom surface in the transmission cavity and a driving bevel gear 12 fixedly connected with the top end of the transmission rod 11, the inner end of the lead screw 7 movably penetrates into the transmission cavity and is fixedly connected with a driven bevel gear 10 which is meshed with the driving bevel gear 12 for rotation; synchronous driving operation of the plurality of lead screws 7 is facilitated through the transmission assembly.

The utility model discloses in, the drive assembly includes that the horizontal rotation locates the worm 13 in the drive chamber lower part and the adjusting hand wheel of rigid coupling in the worm 13 outer end, the bottom activity of transfer line 11 runs through into the drive intracavity portion, and the rigid coupling has the worm wheel 14 with worm 13 meshing transmission, is convenient for drive the rotation to transfer line 11, can carry out spacing auto-lock to transfer line 11 after the rotation simultaneously, and then effectively avoid the removal splint 4 after the removal to appear becoming flexible to the centre gripping of hydraulic turbine leak-stopping ring; the inner side surface of the movable clamping plate 4 is provided with an anti-skid backing plate 5; the top surface four corners of bottom plate 1 have all vertically been seted up the fixed orifices and have not been convenient for carry out fixed operation to bottom plate 1.

The working principle is as follows: the utility model discloses during the use, at first pass through the bolt fastening with bottom plate 1 on the processing mesa, then will treat the horizontal top of placing at cross backup pad 3 of hydraulic turbine leak-stopping ring of processing, drive worm 13 through rotating adjusting handle wheel and rotate after that, it rotates to drive transfer line 11 through worm 13 and worm wheel 14's meshing, the rotation through transfer line 11 drives initiative awl tooth 12 and rotates, meshing through initiative awl tooth 12 and driven awl tooth 10, it rotates to be convenient for drive four lead screws 7 simultaneously, it makes screwed pipe 8 carry out synchronous inward movement to be convenient for through lead screw 7's rotation, the removal through screwed pipe 8 is convenient for drive movable clamp plate 4 through connecting plate 9 and carries out the sideslip operation at cross backup pad 3's top, synchronous movement through movable clamp plate 4 is convenient for carry out the centre gripping to the hydraulic turbine leak-stopping ring of placing at cross backup pad 3 top fixed, effectively improve the high efficiency and the stability that carry out the centre gripping to hydraulic turbine leak-stopping ring.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Hydraulic turbine leak-stopping encircles processing strutting arrangement includes stand (2) of bottom plate (1) top surface with vertical rigid coupling, its characterized in that: the top end face of the upright post (2) is horizontally and fixedly connected with a cross supporting plate (3), the tops of four end parts of the cross supporting plate (3) are respectively provided with a vertical movable clamping plate (4) in a sliding manner, the insides of four plate bodies of the cross supporting plate (3) are horizontally provided with a transverse moving cavity, the insides of the transverse moving cavities are horizontally and rotatably provided with a lead screw (7), the lead screw (7) is movably sleeved with a threaded pipe (8), the top of the threaded pipe (8) is vertically and fixedly connected with a connecting plate (9), the inner top face of the transverse moving cavity is transversely provided with a rectangular strip opening, and the top end of the connecting plate (9) extends out of the rectangular strip opening and is fixedly connected with the bottom of the movable clamping plate (4);

the middle part of the cross supporting plate (3) is internally provided with a transmission cavity, the transmission cavity is internally provided with a transmission assembly for synchronously driving a plurality of lead screws (7), the upper part of the stand column (2) is internally provided with a driving cavity, and the driving cavity is internally provided with a driving assembly for driving and locking the transmission assembly.

2. The hydroturbine leak-stopping ring processing support device of claim 1, characterized in that: the transmission assembly comprises a transmission rod (11) which is vertically and rotatably arranged in the middle of the bottom surface in the transmission cavity and a driving bevel gear (12) fixedly connected to the top end of the transmission rod (11), the inner end of the lead screw (7) movably penetrates into the transmission cavity, and a driven bevel gear (10) which is meshed with the driving bevel gear (12) to rotate is fixedly connected.

3. The water turbine leakage stop ring processing support device as claimed in claim 2, wherein: the driving assembly comprises a worm (13) which is transversely arranged in the lower part of the driving cavity in a rotating mode and an adjusting hand wheel fixedly connected to the outer end of the worm (13), the bottom end of the transmission rod (11) movably penetrates into the driving cavity, and a worm wheel (14) which is in meshing transmission with the worm (13) is fixedly connected.

4. The hydroturbine leak-stopping ring processing support device of claim 1, characterized in that: the inner side surface of the movable clamping plate (4) is provided with an anti-skid base plate (5); four corners of the top surface of the bottom plate (1) are vertically provided with fixing holes; a plurality of arc-shaped stay bars (6) are horizontally and fixedly connected to the peripheral sides of the outer wall of the cross support plate (3).