CN111675077A - Lifting device of double-wheel mixer - Google Patents
Lifting device of double-wheel mixer Download PDFInfo
- Publication number
- CN111675077A CN111675077A CN202010552549.7A CN202010552549A CN111675077A CN 111675077 A CN111675077 A CN 111675077A CN 202010552549 A CN202010552549 A CN 202010552549A CN 111675077 A CN111675077 A CN 111675077A
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- China
- Prior art keywords
- lifting
- wire rope
- steel wire
- pin
- box body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses a lifting device of a double-wheel stirrer, which comprises a box body connecting plate, an angle conversion block, a lifting seat, a steel wire rope lifting lug and a steel wire rope connecting seat, wherein the angle conversion block is arranged on the box body connecting plate; the steel wire rope lifting device is characterized in that a box body is mounted on the box body connecting plate and connected with the lower end of the angle conversion block through a box body pin shaft, the upper end of the angle conversion block is connected with the lower end of a lifting seat through a lifting seat pin shaft, the upper end of the lifting seat is connected with a steel wire rope lifting lug through a lifting seat pin shaft, the steel wire rope lifting lug is connected with a steel wire rope connecting seat through a lifting lug fastening bolt, and a steel wire rope is connected to the steel. The double-wheel stirrer lifting device provided by the invention realizes double-side lifting of a stirrer, ensures that the two sides are uniformly stressed in the lifting process, and the lifting device is in an axisymmetric structure, so that the structure stability of the milling cutter frame can be kept in the hoisting and lowering process of a steel wire rope, and the phenomenon that overlarge longitudinal offset moment is generated due to uneven stress of the milling cutter frame in the grooving process is avoided.
Description
Technical Field
The invention relates to a lifting device of a double-wheel stirrer, belonging to the field of engineering machinery.
Background
In the construction process of the double-wheel milling and stirring machine, a winch is needed to drive a steel wire rope, and the milling cutter frame is lifted and lowered. The following problems exist in the construction process of the existing double-wheel stirrer:
1. in the construction process, the orientation of the milling cutter frame needs to be changed to adapt to the T-shaped groove section and the cross-shaped groove section.
2. Milling cutter holders of different configurations require different types of lifting devices to accommodate the weight of the milling cutter holder base.
3. In the existing equipment, a corresponding angle conversion device is not designed, a rotary chassis needs to be adjusted after construction is finished, a milling cutter frame is driven to rotate, and construction needs to be finished by striding over a groove section under special conditions.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a lifting device of a double-wheel mixer, which realizes mechanical angle conversion of a milling cutter frame and replaces the traditional construction operation method of a straddle type milling groove.
In order to achieve the purpose, the lifting device of the double-wheel stirrer comprises a box body connecting plate, an angle conversion block, a lifting seat, a steel wire rope lifting lug and a steel wire rope connecting seat;
the steel wire rope lifting device is characterized in that a box body is mounted on the box body connecting plate and connected with the lower end of the angle conversion block through a box body pin shaft, the upper end of the angle conversion block is connected with the lower end of a lifting seat through a lifting seat pin shaft, the upper end of the lifting seat is connected with a steel wire rope lifting lug through a lifting seat pin shaft, the steel wire rope lifting lug is connected with a steel wire rope connecting seat through a lifting lug fastening bolt, and a steel wire rope is connected to the steel.
As an improvement, the lower end of the lifting seat is connected with the angle conversion block through a lifting seat pin shaft, and the upper end of the lifting seat is connected with the steel wire rope lifting lug through two lifting seat pin shafts.
As improvement, the three lifting seat pin shafts have the same structure and are arranged in an axisymmetric manner.
As an improvement, the structure of the box body pin shaft is the same as that of the lifting seat pin shaft.
As an improvement, pin shaft holes are respectively formed in the upper end and the lower end of the lifting seat and the lower end of the angle conversion block, and the axial line of the pin shaft hole in the lower end of the lifting seat is perpendicular to the axial line of the pin shaft hole in the lower end of the angle conversion block.
As an improvement, a flitch is welded on the inner side of the pin shaft hole, and an adjusting gasket is arranged on the inner side of the flitch.
As an improvement, shaft sleeves are respectively sleeved on the lifting seat pin shaft and the box body pin shaft.
As an improvement, pin shaft pulling bolts are respectively installed at the two ends of the lifting seat pin shaft and the box body pin shaft.
As an improvement, pin shaft baffles for limiting are respectively arranged at two ends of the lifting seat pin shaft and the box body pin shaft.
As an improvement, the box body is provided with a rib plate.
Compared with the prior art, the invention has the beneficial effects that:
1) the double-wheel stirrer lifting device provided by the invention realizes double-side lifting of a stirrer, ensures that the two sides are uniformly stressed in the lifting process, and the lifting device is in an axisymmetric structure, so that the structure stability of the milling cutter frame can be kept in the hoisting and lowering process of a steel wire rope, and the phenomenon that overlarge longitudinal offset moment is generated due to uneven stress of the milling cutter frame in the grooving process is avoided.
2) The invention adopts a reasonable angle conversion block structure, meets the requirements on cross-shaped and T-shaped groove sections in the groove forming construction process, and ensures the mechanical switching of the milling cutter frame at 0 degree and 90 degrees under the condition of not greatly changing the angle of the rotary platform.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an installation cross-sectional view of the lift base and the lift base pin shaft of the present invention;
FIG. 3 is an installation cross-sectional view of the box and the pin of the box according to the present invention;
FIG. 4 is a schematic structural view of the present invention with the wire rope connecting base removed;
fig. 5 is a schematic structural view of the lifting device after angle conversion.
In the figure: 1. the box connecting plate, 101, the box, 2, the angle conversion piece, 3, the box round pin axle, 4, promote the seat, 5, promote the seat round pin axle, 6, the wire rope lug, 7, lug fastening bolt, 8, the wire rope connecting seat, 9, wire rope, 10, the axle sleeve, 11, adjusting shim, 12, flitch, 13, round pin axle play pull out the bolt, 14, the gusset, 15, bolt fastener one, 16, bolt fastener two, 17, bolt fastener three, 18, round pin axle baffle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.
As shown in fig. 1 and 5, a lifting device of a double-wheel mixer comprises a box connecting plate 1, an angle conversion block 2, a lifting seat 4, a steel wire rope lifting lug 6 and a steel wire rope connecting seat 8;
the box body connecting plate 1 is provided with a box body 101, the box body 101 is connected with the lower end of an angle conversion block 2 through a box body pin shaft 3, the upper end of the angle conversion block 2 is connected with the lower end of a lifting seat 4 through a lifting seat pin shaft 5, the upper end of the lifting seat 4 is connected with a steel wire rope lifting lug 6 through the lifting seat pin shaft 5, and the steel wire rope lifting lug 6 is connected with a steel wire rope connecting seat 8 through a lifting lug fastening bolt 7 and is provided with a rotational degree of freedom; and a steel wire rope 9 is connected to the steel wire rope connecting seat 8.
As an improvement of the embodiment, as shown in fig. 1, the lower end of the lifting seat 4 is connected with the angle conversion block 2 through a lifting seat pin shaft 5, the upper end of the lifting seat is connected with the wire rope lifting lug 6 through two lifting seat pin shafts 5, the three lifting seat pin shafts 5 have the same structure, so that replaceability and adaptability are ensured in the assembling process, the three lifting seat pin shafts 5 are arranged in an axial symmetry manner, lifting forces on two sides are effectively offset, an excessive overturning moment is avoided, and balance in the horizontal direction and the vertical direction is ensured in the milling process of the milling cutter holder.
As an improvement of the embodiment, as shown in fig. 2 and 3, the structure of the box body pin shaft 3 is the same as that of the lifting seat pin shaft 5, the bearing and working environment of the box body pin shaft 3 and the lifting seat pin shaft 5 are consistent, and the pin shaft types of four positions are designed to be consistent in order to achieve replaceability;
the upper end and the lower end of the lifting seat 4 and the lower end of the angle conversion block 2 are respectively provided with a pin shaft hole, the angle conversion block 2 is used as a main part for angle conversion, the upper end is provided with a through hole matched with the lifting seat 4, the lower part is provided with a pin shaft hole matched with the box body connecting plate 1, the axial lead of the pin shaft hole at the lower end of the lifting seat is vertical to the axial lead of the pin shaft hole at the lower end of the angle conversion block, and the switching requirements of 0 degree and 90 degree of the milling cutter frame are met.
The upper end of the angle conversion block 2 is connected with a lifting seat 4 in a matching way through a lifting seat pin shaft 5, the lower end of the angle conversion block 2 clamps a box body 101 on a box body connecting plate 1 to form an up-and-down fastening clamping structure, and the angle conversion block 2 converts the angle of a milling cutter frame into a 90-degree angle, so that the construction of a cross-shaped and T-shaped groove section by a double-wheel mixer is facilitated; furthermore, the processing size of the upper end of the angle conversion block 2 is consistent with the size of the inner span of the lifting seat 4, and the processing size of the lower end span of the angle conversion block 2 is consistent with the width of the upper part of the box body connecting plate 1.
As an improvement of the embodiment, as shown in fig. 2 and 3, an attachment plate 12 is welded on the inner side of the pin shaft hole, an adjusting shim 11 is arranged on the inner side of the attachment plate 12, and the adjusting shims 11 arranged between the lifting seat 4 and the wire rope lifting lug 6, between the lifting seat 4 and the angle conversion block 2, and between the angle conversion block 2 and the box body 101 adjust the size gap, slow down the vibration between the parts, and improve the shear strength of the lifting seat pin shaft 5 and the box body pin shaft 3;
as an improvement of the embodiment, as shown in fig. 2 and 3, the shaft sleeves 10 are respectively installed on the lifting seat pin shaft 5 and the box body pin shaft 3, preferably, the shaft sleeves 10 are in clearance fit with the lifting seat pin shaft 5 and the box body pin shaft 3, so that radial circumferential sliding friction between the lifting seat pin shaft 5 and the box body pin shaft 3 and a hole wall is reduced, the processing and the manufacturing are convenient, and the cost is saved.
As an improvement of the embodiment, as shown in fig. 2, 3 and 4, two pin pulling bolts 13 are respectively installed at two ends of the lifting seat pin 5 and the box body pin 3, so that pulling of the pin in the mounting and dismounting process is facilitated, and threaded holes at two ends of the pin are ensured to be clean in the machining process.
As an improvement of the embodiment, as shown in fig. 3 and 4, in order to prevent the box body pin 3 and the lifting seat pin 5 from moving, pin baffle plates 18 are fitted and embedded on both sides of the box body pin 3 and the lifting seat pin 5, and the pin baffle plates 18 are fastened with the lifting seat 4 and the box body 101 through a third bolt fastener 17.
As a modification of the embodiment, as shown in fig. 5, the box connecting plate 1 is connected with the lower milling cutter holder through a first bolt fastener 15 and a second bolt fastener 16. In addition, in order to facilitate the lifting and installation of the lifting device, two lug plates or lifting devices are symmetrically designed on the box body connecting plate 1.
When the angle of the lifting device needs to be changed, the angle conversion block 2 in the lifting device needs to be removed, namely the original lifting seat pin shaft 5 is used for replacing a box body pin shaft 3 to work, and the two pin shafts related to the position have the same specification and model and have the replaceability; the lifting seat 4 changes the angle of the milling cutter frame by 90 degrees through clamping the box body 101, so that the construction of a cross-shaped groove section and a T-shaped groove section by a double-wheel stirrer is facilitated; the two rib plates 14 arranged on the box body 101 play a limiting role for the lifting seat 4, so that the lifting seat 4 can avoid large amplitude swing in the lifting process.
When construction of the underground continuous wall trough section is carried out, a steel wire rope 9 penetrates through a steel wire rope connecting seat 8, the steel wire rope connecting seat 8 is connected with a steel wire rope lifting lug 6 through a lifting lug fastening bolt 7, a lower hole of the steel wire rope lifting lug 6 penetrates through a lifting seat pin shaft 5 to be connected with a lifting seat 4, an angle conversion block 2 is clamped in the lifting seat 4, and a box body connecting plate 1 is connected with the angle conversion block 2 through a box body pin shaft 3 to form a double-wheel stirrer lifting device assembly; for making things convenient for cross groove section and T type groove section construction, angle conversion piece 2 among the hoisting device plays the effect of conversion milling cutter frame orientation, when needing the conversion milling cutter frame orientation, demolishs angle conversion piece 2, and box 101 directly forms clamping structure in hoisting seat 4 and the box connecting plate 1, and hoisting seat round pin axle 5 and box round pin axle 3 can alternate the use.
According to the lifting device of the double-wheel stirrer, the steel wire ropes on the two sides are used for lifting, so that the left side and the right side of the milling cutter frame are effectively guaranteed to be stressed in the same direction and symmetrically, and the milling cutter frame is prevented from generating overturning moment; the angle conversion block is used for realizing the mechanical angle adjustment of the milling cutter frame, so that the grooving construction of the cross groove section and the T-shaped groove section is facilitated, and the position of the vehicle body in the construction process is more reasonable; all pin shafts and bolt fasteners are placed in an axisymmetric mode, and the model specifications of the box body pin shaft 3 and the lifting seat pin shaft 5 are consistent, so that the problems of missing and mixing of the fasteners and missing during installation are prevented.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A lifting device of a double-wheel mixer is characterized by comprising a box body connecting plate (1), an angle conversion block (2), a lifting seat (4), a steel wire rope lifting lug (6) and a steel wire rope connecting seat (8);
the steel wire rope lifting device is characterized in that a box body (101) is mounted on a box body connecting plate (1), the box body (101) is connected with the lower end of an angle conversion block (2) through a box body pin shaft (3), the upper end of the angle conversion block (2) is connected with the lower end of a lifting seat (4) through a lifting seat pin shaft (5), the upper end of the lifting seat (4) is connected with a steel wire rope lifting lug (6) through the lifting seat pin shaft (5), the steel wire rope lifting lug (6) is connected with a steel wire rope connecting seat (8) through a lifting lug fastening bolt (7), and a steel wire rope (9) is connected onto the steel wire rope.
2. A twin mixer lifting apparatus as defined in claim 1 in which the lower end of the lifting base (4) is connected to the angle conversion block (2) by a lifting base pin (5) and the upper end is connected to the wire rope lifting lug (6) by two lifting base pins (5).
3. A twin mixer lifting mechanism as defined in claim 2 in which the three lifting seat pins (5) are of the same construction and are arranged in axial symmetry.
4. A twin mixer lifting mechanism as defined in claim 1 in which the housing pins (3) and the lifting base pins (5) are of the same construction.
5. A twin mixer lifting mechanism as defined in claim 4 in which the upper and lower ends of the lifting base (4) and the lower end of the angle conversion block (2) are provided with pin holes respectively, and the axial line of the pin hole at the lower end of the lifting base is perpendicular to the axial line of the pin hole at the lower end of the angle conversion block.
6. A twin mixer lifting mechanism as defined in claim 5 in which the pin holes are welded on the inside with the attachment plates (12) and the attachment plates (12) are provided on the inside with the adjustment pads (11).
7. A lifting device for a two-wheel mixer according to claim 1, wherein the lifting seat pin (5) and the box pin (3) are respectively sleeved with a bushing (10).
8. A twin wheel mixer lifting mechanism as defined in claim 1 or 7 in which the pin puller bolts (13) are mounted on the ends of the lifting base pin (5) and the box pin (3).
9. A lifting device for a two-wheel mixer according to claim 1, characterized in that the ends of the lifting base pin (5) and the box pin (3) are respectively provided with a pin baffle (18) for limiting.
10. A twin mixer elevator arrangement as defined in claim 1 in which the housing (101) is provided with ribs (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552549.7A CN111675077A (en) | 2020-06-17 | 2020-06-17 | Lifting device of double-wheel mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552549.7A CN111675077A (en) | 2020-06-17 | 2020-06-17 | Lifting device of double-wheel mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111675077A true CN111675077A (en) | 2020-09-18 |
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ID=72435918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010552549.7A Pending CN111675077A (en) | 2020-06-17 | 2020-06-17 | Lifting device of double-wheel mixer |
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| Country | Link |
|---|---|
| CN (1) | CN111675077A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6460591A (en) * | 1987-09-01 | 1989-03-07 | Sumitomo Heavy Industries | Automatic slinging-work de-slinging work hanger |
| CN1299334A (en) * | 1998-05-04 | 2001-06-13 | 伊恩·亚历山大·佩特森 | Improvement relating to the lifting of precast bodies such as concrete panels |
| CN101479179A (en) * | 2006-06-30 | 2009-07-08 | 维斯塔斯风力系统有限公司 | Lifting equipment for handling a wind turbine component and a method for handling a wind turbine component |
| CN201746227U (en) * | 2010-08-09 | 2011-02-16 | 徐州徐工基础工程机械有限公司 | Grab bucket lifting and balancing device of continuous wall hydraulic grab bucket |
| CN202284114U (en) * | 2011-10-11 | 2012-06-27 | 中国海洋石油总公司 | Turnable lifting point capable of being turned in three dimensions |
| CN203372984U (en) * | 2013-06-05 | 2014-01-01 | 盈都桥梁钢构工程有限公司 | Beam body pulley turnover device |
-
2020
- 2020-06-17 CN CN202010552549.7A patent/CN111675077A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6460591A (en) * | 1987-09-01 | 1989-03-07 | Sumitomo Heavy Industries | Automatic slinging-work de-slinging work hanger |
| CN1299334A (en) * | 1998-05-04 | 2001-06-13 | 伊恩·亚历山大·佩特森 | Improvement relating to the lifting of precast bodies such as concrete panels |
| CN101479179A (en) * | 2006-06-30 | 2009-07-08 | 维斯塔斯风力系统有限公司 | Lifting equipment for handling a wind turbine component and a method for handling a wind turbine component |
| CN201746227U (en) * | 2010-08-09 | 2011-02-16 | 徐州徐工基础工程机械有限公司 | Grab bucket lifting and balancing device of continuous wall hydraulic grab bucket |
| CN202284114U (en) * | 2011-10-11 | 2012-06-27 | 中国海洋石油总公司 | Turnable lifting point capable of being turned in three dimensions |
| CN203372984U (en) * | 2013-06-05 | 2014-01-01 | 盈都桥梁钢构工程有限公司 | Beam body pulley turnover device |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200918 |