CN114291762A - Self-centering jacking device and jacking method - Google Patents
Self-centering jacking device and jacking method Download PDFInfo
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- CN114291762A CN114291762A CN202210012720.4A CN202210012720A CN114291762A CN 114291762 A CN114291762 A CN 114291762A CN 202210012720 A CN202210012720 A CN 202210012720A CN 114291762 A CN114291762 A CN 114291762A
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Abstract
The invention provides a self-centering jacking device, and belongs to the technical field of ship installation equipment. The jacking device comprises a jacking mechanism, wherein a first spherical spacer is arranged on the bottom surface of the jacking mechanism, the bottom surface of the first spherical spacer is in a circular arc shape, a bottom plate is arranged under the first spherical spacer, an arc-shaped groove corresponding to the circular arc-shaped bottom surface of the first spherical spacer is arranged on the bottom plate, a second spherical spacer is arranged above the jacking mechanism, the upper end surface of the second spherical spacer is in a circular arc shape, a top plate is arranged above the second spherical spacer, and an arc-shaped groove corresponding to the circular arc-shaped upper end surface of the second spherical spacer is arranged on the top plate.
Description
Technical Field
The invention relates to a self-centering jacking device and a jacking method, and belongs to the technical field of ship installation equipment.
Background
In the installation of boats and ships equipment, often utilize hydraulic cylinder to carry out jacking operation with equipment, because hydraulic system work unstability, hydraulic cylinder and reason such as the non-level of equipment fixing base contact surface lead to equipment can appear inclining in the jacking in-process, and equipment and hydraulic cylinder receive the side direction holding power can influence performance and life, and this brings the challenge to site operation progress and risk.
Disclosure of Invention
The invention aims to design a self-centering jacking device which is convenient to install, quick in centering response and applicable to inclined planes, and is used for balancing the posture of a jacked device so as to safely and smoothly jack the device, thereby improving the installation efficiency of the device and reducing the construction risk.
To achieve the above and other related objects, the present invention provides a self-centering jacking device comprising: the jacking mechanism, the jacking mechanism bottom surface sets up first spherical gasket, and first spherical gasket bottom surface is circular-arcly, and first spherical gasket issues to be provided with the bottom plate, is provided with the arc recess corresponding with the circular-arc bottom surface of first spherical gasket on the bottom plate, the jacking mechanism top is provided with second spherical gasket, and second spherical gasket upper end is personally submitted circular-arcly, and second spherical gasket top is provided with the roof, is provided with the arc recess corresponding with the circular-arc up end of second spherical gasket on the roof.
In an embodiment of the invention, the bottom plate is connected to the base in a contact manner.
In an embodiment of the present invention, the top plate is connected to the bottom surface of the apparatus in a contact manner.
In an embodiment of the present invention, a limiting protrusion is disposed in the middle of the arc-shaped groove on the bottom plate, and a limiting groove corresponding to the limiting protrusion is disposed in the middle of the arc-shaped bottom surface on the first spherical gasket.
In an embodiment of the present invention, a limiting protrusion is disposed in the middle of the arc-shaped groove on the top plate, and a limiting groove corresponding to the limiting protrusion is disposed in the middle of the arc-shaped upper end surface on the second spherical gasket.
In an embodiment of the present invention, the lifting mechanism is a hydraulic cylinder.
A self-centering jacking method comprises the following steps:
s1, jacking equipment;
s2, a mounting base plate and a first spherical gasket;
s3, mounting a top plate and a second spherical gasket;
and S4, self-centering and jacking the equipment.
In an embodiment of the present invention, the specific steps of the device jacking are as follows: jacking the equipment to a certain height by using a jacking bolt or a small hydraulic cylinder.
In an embodiment of the present invention, the steps of installing the base plate and the first spherical spacer are as follows: and mounting a base plate on the inclined plane, sleeving the first spherical gasket on the raised part of the mounting base plate, and placing the hydraulic oil cylinder on the first spherical gasket.
In an embodiment of the present invention, the specific steps of installing the top plate and the second spherical spacer are as follows: and a second spherical gasket and a top plate are sequentially arranged on the hydraulic oil cylinder, and the equipment falls onto the top plate.
As described above, the self-centering jacking device of the present invention has the following beneficial effects:
the invention effectively solves the problem of inclination in the jacking process of equipment, the centering method is convenient and simple to use, the centering device is safe and reliable to use, the jacking efficiency of the equipment is improved, the site construction risk is effectively reduced, and the smooth completion of engineering nodes is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a self-centering jacking device according to an embodiment of the present invention.
Wherein, 1, a bottom plate; 2. a first spherical spacer; 3. a second spherical spacer; 4. a top plate; 5. a hydraulic cylinder; 6. a groove; 7. equipment; 8. a limiting bulge; 9. a base; 10. and a limiting groove.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the present invention provides a self-centering jacking apparatus, including: climbing mechanism 5, climbing mechanism 5 adopts hydraulic cylinder, climbing mechanism 5 bottom surface sets up first spherical gasket 2, first spherical gasket 2 bottom surface is circular-arcly, it is provided with bottom plate 1 under first spherical gasket 2, be provided with the arc recess 6 corresponding with the circular-arc bottom surface of first spherical gasket 2 on the bottom plate 1, be provided with spacing arch 8 in the middle of the arc recess 6 on the bottom plate 1, be provided with spacing recess 10 corresponding with spacing arch 8 in the middle of the circular-arc bottom surface on first spherical gasket 2, climbing mechanism 5 top is provided with second spherical gasket 3, the upper end of second spherical gasket 3 is circular-arc, be provided with roof 4 above second spherical gasket 3, be provided with the arc recess 6 corresponding with the circular-arc up end of second spherical gasket 3 on roof 4, be provided with spacing arch 8 in the middle of the arc recess 6 on roof 4, be provided with the spacing recess 10 corresponding with spacing arch 8 in the middle of the circular-arc up end on second spherical gasket 3.
A self-centering jacking method comprises the following steps:
s1, jacking equipment
Erecting limiting frames at four corners of the equipment, and performing auxiliary limiting by using a grid structure and a plurality of hoisting hoists to prevent the equipment from sliding in the jacking process, and jacking the equipment to a certain height by using jacking bolts or small hydraulic cylinders;
s2, mounting base plate and first spherical gasket
Installing a bottom plate on an inclined plane, sleeving a first spherical gasket on the raised part of the installation bottom plate, placing a hydraulic oil cylinder on the first spherical gasket, paying attention to the contact condition of the spherical part of the first spherical gasket and the spherical part of the bottom plate, coating lubricating oil to ensure that the contact surface is smooth, and ensuring that the limit of the bottom plate and the limit groove of the first spherical gasket have certain limit function so as to ensure that the first spherical gasket cannot slide off the curved surface of the bottom plate;
s3, mounting top plate and second spherical gasket
Placing a hydraulic oil cylinder on a first spherical gasket, ensuring that the gravity center of the hydraulic oil cylinder is at the center position of the first spherical gasket, sequentially installing a second spherical gasket and a top plate, clamping the groove structure of the second spherical gasket with the top of the hydraulic oil cylinder, preventing the hydraulic oil cylinder and the first spherical gasket from sliding, inserting the limiting convex part of the top plate into the limiting groove of the second spherical gasket, paying attention to the contact condition of the spherical part of the second spherical gasket and the spherical part of the top plate, and coating lubricating oil to ensure that the contact surface is smooth;
s4, self-centering jacking of equipment
The jack-up bolts or small hydraulic cylinders are gradually unloaded to drop the equipment onto the top plate. Because the contact surface of bottom plate and first spherical spacer and the contact surface of roof and second spherical spacer all are the sphere, consequently can follow two contact spheres and four degree of freedom directions from the centering process and realize, the centering process is quick, and is convenient, according to the jacking height demand after centering by oneself, with equipment jacking to take the altitude, in the jacking process, hydraulic system job instability can appear and bring the condition of small amplitude shake for centering jacking adjusting device certainly, because adjusting device's centering adjustment ability certainly, response that can be quick and the steady state of maintenance equipment in the jacking in-process.
In conclusion, the invention effectively solves the problem of inclination in the equipment jacking process, the centering method is convenient and simple to use, the centering device is safe and reliable to use, the equipment jacking efficiency is improved, the site construction risk is effectively reduced, and the smooth completion of engineering nodes is guaranteed. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A self-centering jacking device, comprising: climbing mechanism (5), climbing mechanism (5) bottom surface sets up first spherical surface gasket (2), and first spherical surface gasket (2) bottom surface is circular-arcly, and first spherical surface gasket (2) issue and are provided with bottom plate (1), is provided with arc recess (6) corresponding with first spherical surface gasket (2) circular-arc bottom surface on bottom plate (1), climbing mechanism (5) top is provided with second spherical surface gasket (3), and second spherical surface gasket (3) upper end is circular-arcly, and second spherical surface gasket (3) top is provided with roof (4), is provided with arc recess (6) corresponding with second spherical surface gasket (3) circular-arc up end on roof (4).
2. A self-centering jacking device according to claim 1, wherein: the bottom plate (1) is in contact connection with the base (9).
3. A self-centering jacking device according to claim 1, wherein: the top plate (4) is in contact connection with the bottom surface of the equipment (7).
4. A self-centering jacking device according to claim 1, wherein: a limiting protrusion (8) is arranged in the middle of the arc-shaped groove (6) on the bottom plate (1), and a limiting groove (10) corresponding to the limiting protrusion (8) is arranged in the middle of the arc-shaped bottom surface on the first spherical gasket (2).
5. A self-centering jacking device according to claim 1, wherein: a limiting protrusion (8) is arranged in the middle of the arc-shaped groove (6) on the top plate (4), and a limiting groove (10) corresponding to the limiting protrusion (8) is arranged in the middle of the arc-shaped upper end face on the second spherical gasket (3).
6. A self-centering jacking device according to claim 1, wherein: the jacking mechanism (5) adopts a hydraulic oil cylinder.
7. A self-centering jacking method is characterized by comprising the following steps:
s1, jacking equipment;
s2, a mounting base plate and a first spherical gasket;
s3, mounting a top plate and a second spherical gasket;
and S4, self-centering and jacking the equipment.
8. The self-centering jacking method according to claim 7, wherein: the specific steps of the equipment jacking are as follows: jacking the equipment to a certain height by using a jacking bolt or a small hydraulic cylinder.
9. The self-centering jacking method according to claim 7, wherein: the specific steps of installing the base plate and the first spherical gasket are as follows: and mounting a base plate on the inclined plane, sleeving the first spherical gasket on the raised part of the mounting base plate, and placing the hydraulic oil cylinder on the first spherical gasket.
10. The self-centering jacking method according to claim 7, wherein: the specific steps of installing the top plate and the second spherical gasket are as follows: and a second spherical gasket and a top plate are sequentially arranged on the hydraulic oil cylinder, and the equipment falls onto the top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210012720.4A CN114291762B (en) | 2022-01-07 | 2022-01-07 | Self-centering jacking device and jacking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210012720.4A CN114291762B (en) | 2022-01-07 | 2022-01-07 | Self-centering jacking device and jacking method |
Publications (2)
| Publication Number | Publication Date |
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| CN114291762A true CN114291762A (en) | 2022-04-08 |
| CN114291762B CN114291762B (en) | 2023-10-17 |
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| CN202210012720.4A Active CN114291762B (en) | 2022-01-07 | 2022-01-07 | Self-centering jacking device and jacking method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840533A (en) * | 1985-12-24 | 1989-06-20 | O & K Orenstein & Koppel Ag | Apparatus for transporting loads |
| DE19512063A1 (en) * | 1995-03-29 | 1996-10-02 | Becker Neckarsulm Maschf | Lifting platform for vehicles |
| CN210761220U (en) * | 2019-08-15 | 2020-06-16 | 茂名市电白区中南船舶建造有限公司 | Ship block jacking device |
| CN211571441U (en) * | 2019-11-27 | 2020-09-25 | 青岛交建集团有限公司 | Jack is used in bridge maintenance |
| CN112299288A (en) * | 2019-08-02 | 2021-02-02 | 广州市远能物流自动化设备科技有限公司 | Lifting limiting device |
| CN112573430A (en) * | 2020-12-17 | 2021-03-30 | 纽科伦（新乡）起重机有限公司 | Lifting centering adjusting mechanism of crane beam box |
| CN215208266U (en) * | 2021-04-21 | 2021-12-17 | 广州市嘉特斯机电制造有限公司 | Floating type automatic correction lifting mechanism |
| CN215214382U (en) * | 2020-12-25 | 2021-12-17 | 无锡朗贤轻量化科技股份有限公司 | Jacking device for centering table |
-
2022
- 2022-01-07 CN CN202210012720.4A patent/CN114291762B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840533A (en) * | 1985-12-24 | 1989-06-20 | O & K Orenstein & Koppel Ag | Apparatus for transporting loads |
| DE19512063A1 (en) * | 1995-03-29 | 1996-10-02 | Becker Neckarsulm Maschf | Lifting platform for vehicles |
| CN112299288A (en) * | 2019-08-02 | 2021-02-02 | 广州市远能物流自动化设备科技有限公司 | Lifting limiting device |
| CN210761220U (en) * | 2019-08-15 | 2020-06-16 | 茂名市电白区中南船舶建造有限公司 | Ship block jacking device |
| CN211571441U (en) * | 2019-11-27 | 2020-09-25 | 青岛交建集团有限公司 | Jack is used in bridge maintenance |
| CN112573430A (en) * | 2020-12-17 | 2021-03-30 | 纽科伦（新乡）起重机有限公司 | Lifting centering adjusting mechanism of crane beam box |
| CN215214382U (en) * | 2020-12-25 | 2021-12-17 | 无锡朗贤轻量化科技股份有限公司 | Jacking device for centering table |
| CN215208266U (en) * | 2021-04-21 | 2021-12-17 | 广州市嘉特斯机电制造有限公司 | Floating type automatic correction lifting mechanism |
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| CN114291762B (en) | 2023-10-17 |
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