CN205629915U - Portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring - Google Patents
Portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring Download PDFInfo
- Publication number
- CN205629915U CN205629915U CN201620400011.3U CN201620400011U CN205629915U CN 205629915 U CN205629915 U CN 205629915U CN 201620400011 U CN201620400011 U CN 201620400011U CN 205629915 U CN205629915 U CN 205629915U
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- China
- Prior art keywords
- bolt
- movable
- balance staff
- movable stand
- base ring
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring, including removing frame (1), be equipped with in the removal frame (1) hydraulic means (2), hydraulic means (2) top is equipped with rotating assembly (3), rotating assembly (3) top is equipped with displacement assembly (4), displacement assembly (4) top is equipped with the swing subassembly, the swing subassembly includes balance staff support (5), be connected with pendulum axle bolt (6) between balance staff support (5), pendulum axle bolt (6) lower extreme is equipped with and rises nut (7) soon, it is equipped with elongator (8) to rise nut (7) upper end soon, elongator (8) top is equipped with crane span structure (11), crane span structure (11) center is equipped with the centering vertex of a cone (12), be equipped with laser flashlight (13) in the centering vertex of a cone (12), it is equipped with removal wheel (14) to remove frame (1) bottom. The utility model has the characteristics of make things convenient for the bolt dismouting, the dismouting is efficient, intensity of labour is little and difficult damage bolt and elongator screw thread.
Description
Technical field
This utility model relates to a kind of bolt disassembly equipment, and particularly a kind of base ring tensile bolt is torn open
Dress Liftable and movable hydraulic trolley.
Background technology
The existing hydraulic turbine, in order to ensure enough sealing properties, generally sets on hydraulic turbine base ring
Put multiple Guide Vane Hole, and seal combination is organized in installation, is fixed with bolt more.But, right
When base ring is removed, owing to the position of base ring bolt is higher, remove more difficulty.Current
Way is typically required multi agent cooperation and completes, and hydraulic elongator is first lifted by a people, and constantly
Attempting finding bolt-center, then another people's circumgyration stretch device, is spun on base ring bolt by stretcher
On carry out the dismounting operation of bolt, although this method can disassembling bolts, but its work
Need to consume substantial amounts of labour force, and under the work of high intensity, personnel are the most tired, work
Efficiency can be more and more lower, and this method also needs to workman certain working experience guarantee work
Make efficiency, and the screw thread of bolt and stretcher will not be damaged.Simultaneously because stretcher weighs about
30kg, base ring bolt position is higher, and quantity up to 104, bolt-center is carried out right
During just, need many subjobs just can complete, it is easy to be damaged by the screw thread of bolt and stretcher
Wound.Therefore, existing technology also exists bolt disassembly difficulty, efficiency is low in dismounting, labor intensity
The problems such as big and easily damage bolt and stretcher screw thread.
Utility model content
The purpose of this utility model is to provide a kind of base ring tensile bolt dismounting Liftable and movable
Hydraulic trolley.It has facilitate bolt disassembly, dismounting efficiency is high, labor intensity is little and not rapid wear
Hinder bolt and the feature of stretcher screw thread.
The technical solution of the utility model: base ring tensile bolt dismounting Liftable and movable hydraulic pressure is little
Car, including movable stand, is provided with hydraulic means in movable stand, hydraulic means is arranged over mobile
The rotary components that frame is connected, rotary components is arranged over displacement component, and displacement component is arranged over
Wobble component, wobble component includes the balance staff support being connected with displacement component, between balance staff support
Connecting and have balance staff bolt, balance staff bolt bottom to be provided with rotation liter nut, rotation liter nut top is provided with draws
Stretching device, be provided with stage clip between stretcher and rotation liter nut, stretcher is arranged over crane span structure, crane span structure
Center is provided with the centering vertex of a cone being connected with balance staff bolt top, is provided with laser hands in the centering vertex of a cone
Electricity；It is provided with movable pulley bottom described movable stand.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, described movable stand bag
Include bottom frame, middle level framework and upper strata framework, bottom frame, middle level framework and upper strata framework
Being connected through column tube, bottom frame is provided with bottom panel, sets between middle level framework and upper strata framework
Oblique side seal board, upper strata framework is had to be provided with the anti-skidding aluminium sheet of table top；It is provided with fixing in the middle part of described bottom panel
Chamber, bottom panel lower surface four end is provided with movable pulley.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, described hydraulic means
Including electric-motor pump group, electric-motor pump group connects through circuit has top-entering oil cylinder, top-entering oil cylinder to be positioned at movement
In the middle part of frame, and top-entering oil cylinder external part contacts with rotary components bottom surface.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, described rotary components
Including rotating seat, rotating seat upper end connects has locknut, rotating seat cover to be provided with rotary sleeve, rotary sleeve
Being arranged over rotary disk basement, rotary disk basement is connected with bottom displacement component；In described rotary disk basement upper surface
Portion is semicircular notch；Below described rotating seat, two ends are provided with and are connected with bottom movable stand
Lead, be sheathed on fairlead above lead, fairlead fixes with movable stand upper surface.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, described displacement component
Including guide rail flat board, guide rail flat board is provided with a plurality of T font and fixes guide rail, above fixing guide rail
Being provided with slide unit plate, slide unit plate is provided with the sliding tray corresponding with fixing guide rail；Described guide rail flat board
Fixing with rotary components, slide unit plate is connected with balance staff support；The outside of described sliding tray is provided with
Radially cage knob.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, described movable stand two
Side be provided be in relative position with hydraulic means automatically shrink vertical ladder.
In aforesaid base ring tensile bolt dismounting Liftable and movable hydraulic trolley, at the bottom of described movable stand
Portion is provided with movable pulley, is provided with the support column being connected with movable stand bottom surface inside movable pulley.
Compared with prior art, this utility model passes through hydraulic means, stretcher, rotation group
Part and displacement component with the use of, be equipped with iraser location torch simultaneously, replace and manually tear open
Except bolt, the aperture being aligned base ring bolt lower end by vertex of a cone iraser is positioned, logical
Cross adjustment displacement component and can make balance staff bolt radial displacement 100mm, by adjusting rotary components band
Movable pendulum axle bolt realizes 360 ° of directions and arbitrarily regulates, thus reaches a range of the most same
Axle centering centring, the center of solving is difficult to the problem aligned, simultaneously because precise positioning,
Decrease the screw thread loss of bolt and stretcher；By oil pressure cntrol piston, it is achieved stretcher
Rising and landing, eliminate manpower and lift, solve the fatigable potential safety hazard of staff,
Alleviate labor strength, improve dismounting efficiency；After using this dolly, Jing Guoxian
Maintenance checking, machine, can remove bolt in one day and reach more than 50, and work efficiency carries
High one times, and during staff uses, along with the lifting of proficiency level, its efficiency also will
Improve further.Rise nut by rotation can the height of stretcher be finely adjusted simultaneously, improve
Motility, rises in rotation and arranges stage clip between nut and stretcher, can slow down stretcher and remove
Vibrations during bolt.In sum, this utility model have facilitate bolt disassembly, dismounting efficiency
High, labor intensity is little and not easy damaged bolt and the feature of stretcher screw thread.
It addition, this utility model also has the advantages that
1, by being provided with four bolt support posts adjusting Pingdu bottom dolly, for ground
Severe uneven, when preventing dolly deviation angle to be unsatisfactory for, it is ensured that on different ground and
Leveling degree is raised on severe ground, and the unbalance loading angle of meet balance staff 5 degree carries out base ring and normally dismounts
Work.
2, trolley surface is provided with work platforms, and lifting piston cylinder body both sides are also provided with automatically receiving
Contracting vertical ladder, to facilitate staff to ascend a height operation, solves that base ring bolt position is high, space is little
The problem being difficult to operation；
3, by arranging locking device on displacement component and balance staff bolt, locking rear continues after an action of the bowels
Operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is left view of the present utility model；
Fig. 3 is the structural representation of movable stand；
Fig. 4 is the structural representation of balance staff bolt and displacement component；
Fig. 5 is the structural representation of rotary components.
Description of symbols in accompanying drawing: 1-movable stand, 2-hydraulic means, 3-rotary components, 4-
Displacement component, 5-balance staff support, 6-balance staff bolt, 7-rotation rises nut, 8-stretcher, 9-
Lock chamber, 10-stage clip, 11-crane span structure, the 12-centering vertex of a cone, 13-laser flashlight, 14-moves
Wheel, 15-bottom frame, 16-middle level framework, 17-upper strata framework, 18-column tube, at the bottom of 19-
Panel, the oblique side seal board of 20-, the anti-skidding aluminium sheet of 21-table top, 22-electric-motor pump group, 23-top-entering oil cylinder,
24-rotating seat, 25-lead, 26-rotary sleeve, 27-rotary disk basement, 28-guide rail flat board, 29-
Fixing guide rail, 30-slide unit plate, 31-sliding tray, 32-radially cage knob, 33-shrinks vertical ladder automatically,
34-support column, 35-fairlead.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings, but not as right
The foundation that this utility model limits.
Embodiment: base ring tensile bolt dismounting Liftable and movable hydraulic trolley, composition such as Fig. 1,
Shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, including movable stand 1, in movable stand 1, it is provided with hydraulic pressure
Device 2, hydraulic means 2 is arranged over the rotary components 3 being connected with movable stand 1, rotation group
Part 3 is arranged over displacement component 4, and displacement component 4 is arranged over wobble component, wobble component
Including the balance staff support 5 being connected with displacement component 4, connect between balance staff support 5 and have balance staff spiral shell
Bolt 6, balance staff bolt 6 bottom is provided with rotation and rises nut 7, and rotation rises nut 7 top and is provided with stretcher
8, stretcher 8 and rotation rise and are provided with stage clip 10 between nut 7, and stretcher 8 is arranged over crane span structure
11, crane span structure 11 center is provided with the centering vertex of a cone 12 being connected with balance staff bolt 6 top, and centering is bored
It is provided with laser flashlight 13 in top 12；It is provided with movable pulley 14 bottom described movable stand 1.
Described movable stand 1 includes bottom frame 15, middle level framework 16 and upper strata framework 17, the end
Surface frame frame 15, middle level framework 16 are connected through column tube 18 with upper strata framework 17, bottom frame
15 are provided with bottom panel 19, are provided with oblique side seal board between middle level framework 16 and upper strata framework 17
20, upper strata framework 17 is provided with the anti-skidding aluminium sheet of table top 21；It is provided with solid in the middle part of described bottom panel 19
Determining chamber 9, bottom panel 19 lower surface four end is provided with movable pulley 14.
Described hydraulic means 2 includes electric-motor pump group 22, and electric-motor pump group 22 connects through circuit top
Stretching oil cylinder 23, top-entering oil cylinder 23 is positioned in the middle part of movable stand 1, and top-entering oil cylinder 23 external part
Contact with rotary components 3 bottom surface.
Described rotary components 3 includes rotating seat 24, and rotating seat 24 upper end connects locknut, rotation
Swivel base 24 is arranged with rotary sleeve 26, and rotary sleeve 26 is arranged over rotary disk basement 27, rotary disk basement 27
It is connected with bottom displacement component 4；Described rotary disk basement 27 upper surface middle part is semicircular draw-in groove
Structure；Below described rotating seat 24, two ends are provided with and the lead 25 being connected bottom movable stand 1,
Being sheathed on fairlead 35 above lead 25, fairlead 35 and movable stand 1 upper surface are solid mutually
Fixed.
Described displacement component 4 includes that guide rail flat board 28, guide rail flat board 28 are provided with a plurality of T word
Guide rail 29 fixed by type, and fixing guide rail 29 is arranged over slide unit plate 30, slide unit plate 30 be provided with
The sliding tray 31 that fixing guide rail 29 is corresponding；Described guide rail flat board 28 and rotary components 3 phase
Fixing, slide unit plate 30 is connected with balance staff support 5；The outside of described sliding tray 31 is provided with radially
Cage knob 32.Guide rail flat board 28 is corresponding with the draw-in groove on rotary disk basement 27, and fixes therewith.
Described movable stand 1 both sides are provided with and are in the contraction automatically of relative position with hydraulic means 2 directly
Ladder 33.Movable stand is provided with on lifting piston cylinder body both sides and automatically shrinks vertical ladder 33.
Described bottom panel 19 is provided with support column 34, and support column 34 is positioned at movable pulley 14
Side.
The jacking of top-entering oil cylinder 23 and seating velocity all can individually regulate, adapted remote-control handle, reach
To controlled top lifting height accurately, be additionally provided with foot switch, facilitate operator in real time the most just
Prompt control.
The lock chamber 9 of bottom panel 19 is provided with oil cylinder underframe plate, oil cylinder underframe plate sets
Put oil cylinder fixed plate and cylinder nut frame.
It is anti-that upper strata framework 17 is divided into region, three, left, center, right, region, two, left and right to be provided with table top
Sliding aluminium sheet 21, zone line is naked, and the external part for top-entering oil cylinder 23 moves up and down.
The both sides of slide unit plate 30 upper surface are respectively fixed with balance staff support 29,6, balance staff bolt
Between balance staff support 29, and being connected by swinging cage knob, balance staff bolt 6 can carry out axle
To the unbalance loading angle of 5 degree, tackle the surface state of complexity.
Operation principle of the present utility model: open laser flashlight 13, according to on-the-spot assembling-disassembling bolt
Position, guide the preliminary orientation of on-the-spot Dynamic Vehicle, then red by the centering vertex of a cone 12
The center of the infrared ray alignment bolt that outer laser flashlight 13 sends, then regulation displacement component band
Movable pendulum axle bolt 5 carries out radial displacement, regulates rotary components 3 to balance staff bolt 5 360
Regulate in the range of degree, after completing centering, cage knob will be swung and screw in position, balance staff bolt 5 hole, and make pendulum
Axle bolt 5 is vertically fixed；Again radial direction cage knob 32 is tightened, then stretcher 8 is placed into
On balance staff bolt.The external part of top-entering oil cylinder 23 is carried out by remote-control handle or foot switch
Altitude mixture control, thus drive moving up and down of balance staff bolt 5 and stretcher 8, it is achieved draw
Stretch rising and the landing of device, by stretcher 8, tensile bolt is removed.During this,
Lead 25 is played the effect of radially location by fairlead 35, and lead 25 is along with stretching oil in top
Cylinder 23 moves up and down.
Claims (7)
- null1. base ring tensile bolt dismounting Liftable and movable hydraulic trolley，It is characterized in that: include movable stand (1)，Hydraulic means (2) it is provided with in movable stand (1)，Hydraulic means (2) is arranged over rotary components (3)，Rotary components (3) is arranged over displacement component (4)，Displacement component (4) is arranged over wobble component，Wobble component includes the balance staff support (5) being connected with displacement component (4)，Connect between balance staff support (5) and have balance staff bolt (6)，Balance staff bolt (6) bottom is provided with rotation and rises nut (7)，Rotation rises nut (7) top and is provided with stretcher (8)，Stretcher (8) and rotation rise and are provided with stage clip (10) between nut (7)，Stretcher (8) is arranged over crane span structure (11)，Crane span structure (11) center is provided with the centering vertex of a cone (12) being connected with balance staff bolt (6) top，Laser flashlight (13) it is provided with in the centering vertex of a cone (12).
- Base ring tensile bolt the most according to claim 1 dismounting Liftable and movable hydraulic trolley, it is characterized in that: described movable stand (1) includes bottom frame (15), middle level framework (16) and upper strata framework (17), bottom frame (15), middle level framework (16) is connected through column tube (18) with upper strata framework (17), bottom frame (15) is provided with bottom panel (19), oblique side seal board (20) it is provided with between middle level framework (16) and upper strata framework (17), upper strata framework (17) is provided with the anti-skidding aluminium sheet of table top (21)；Described bottom panel (19) middle part is provided with lock chamber (9).
- Base ring tensile bolt the most according to claim 1 dismounting Liftable and movable hydraulic trolley, it is characterized in that: described hydraulic means (2) includes electric-motor pump group (22), electric-motor pump group (22) connects through circuit top-entering oil cylinder (23), top-entering oil cylinder (23) is positioned at movable stand (1) middle part, and top-entering oil cylinder (23) external part contacts with rotary components (3) bottom surface.
- Base ring tensile bolt the most according to claim 1 dismounting Liftable and movable hydraulic trolley, it is characterized in that: described rotary components (3) includes rotating seat (24), rotating seat (24) is arranged with rotary sleeve (26), rotary sleeve (26) is arranged over rotary disk basement (27), and rotary disk basement (27) is connected with displacement component (4) bottom；Described rotary disk basement (27) upper surface is semicircular notch；Both sides, described rotating seat (24) lower section are provided with the lead (25) being connected with movable stand (1) bottom, lead (25) is sheathed on fairlead (35), and fairlead (35) fixes with movable stand (1) upper surface.
- Base ring tensile bolt the most according to claim 1 dismounting Liftable and movable hydraulic trolley, it is characterized in that: described displacement component (4) includes guide rail flat board (28), guide rail flat board (28) is provided with a plurality of T font and fixes guide rail (29), fixing guide rail (29) is arranged over slide unit plate (30), and slide unit plate (30) lower section is provided with the sliding tray (31) corresponding with fixing guide rail (29)；Described guide rail flat board (28) fixes with rotary components (3), and slide unit plate (30) top is connected with balance staff support (5)；The outside of described sliding tray (31) is provided with radially cage knob (32).
- Base ring tensile bolt the most according to claim 1 dismounting Liftable and movable hydraulic trolley, it is characterised in that: described movable stand (1) both sides be provided be in relative position with hydraulic means (2) automatically shrink vertical ladder (33).
- 7. dismount Liftable and movable hydraulic trolley according to the base ring tensile bolt described in claim any one of claim 1-6, it is characterized in that: described movable stand (1) bottom is provided with movable pulley (14), movable pulley (14) inner side is provided with the support column (34) being connected with movable stand (1) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400011.3U CN205629915U (en) | 2016-05-05 | 2016-05-05 | Portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400011.3U CN205629915U (en) | 2016-05-05 | 2016-05-05 | Portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205629915U true CN205629915U (en) | 2016-10-12 |
Family
ID=57050322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620400011.3U Withdrawn - After Issue CN205629915U (en) | 2016-05-05 | 2016-05-05 | Portable hydraulic pressure dolly of tensile bolt dismouting lift of bottom ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205629915U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798599A (en) * | 2016-05-05 | 2016-07-27 | 国家电网公司 | Lifting moving type hydraulic trolley for dismounting and mounting of bolts through bottom ring stretching |
| CN112935781A (en) * | 2021-02-24 | 2021-06-11 | 东方电气集团科学技术研究院有限公司 | Automatic stretcher with self-adaptive structure |
-
2016
- 2016-05-05 CN CN201620400011.3U patent/CN205629915U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798599A (en) * | 2016-05-05 | 2016-07-27 | 国家电网公司 | Lifting moving type hydraulic trolley for dismounting and mounting of bolts through bottom ring stretching |
| CN105798599B (en) * | 2016-05-05 | 2017-09-29 | 国家电网公司 | A kind of base ring tensile bolt dismounts Liftable and movable hydraulic trolley |
| CN112935781A (en) * | 2021-02-24 | 2021-06-11 | 东方电气集团科学技术研究院有限公司 | Automatic stretcher with self-adaptive structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20170929 |
|
| AV01 | Patent right actively abandoned |