CN113735011B - Anti-toppling hydraulic jack - Google Patents
Anti-toppling hydraulic jack Download PDFInfo
- Publication number
- CN113735011B CN113735011B CN202110947771.1A CN202110947771A CN113735011B CN 113735011 B CN113735011 B CN 113735011B CN 202110947771 A CN202110947771 A CN 202110947771A CN 113735011 B CN113735011 B CN 113735011B
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- China
- Prior art keywords
- bearing plate
- jack
- threaded
- movable
- block
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- 230000005484 gravity Effects 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to an anti-toppling hydraulic jack, which comprises a drive ring, a bearing plate and a jack, wherein the bearing plate is arranged on the inner side of the drive ring through a sliding structure, the jack is arranged at the center of the bearing plate, a force-generating end is movably arranged on the jack, the jack is also connected with at least four groups of gravity center dispersing mechanisms which are circumferentially distributed at the eccentric position of the bearing plate, the gravity centers born by the jack and the force-generating end are dispersed to the bearing plate when the gravity center dispersing structure works, the directional lifting structure is arranged at the bottom of the bearing plate, and the directional lifting structure is used for enabling the bearing plate to incline to any side when the bearing plate needs to incline.
Description
Technical Field
The invention relates to a climbing roof, in particular to an anti-toppling hydraulic jack.
Background
The jack is the simplest lifting equipment with the lifting height smaller than 1m, and a rigid jacking piece is used as a working device, and the light and small lifting equipment for lifting the heavy object in the stroke through a top bracket or a bottom supporting claw.
The jack is mainly used for departments such as factories and mines, transportation and the like to repair vehicles and work such as other lifting and supporting, and has the advantages of light, firm, flexible and reliable structure, and portability and operation by one person.
The jack is used as a tool with wide application range, and the best quality material is adopted for casting, so that the quality and the service life of the jack are ensured.
The existing car following jack is simple in structure, can only adapt to a flat road surface, and can also be inclined frequently, so that the car can not be stably lifted under the condition that the car needs to be maintained on the road.
Disclosure of Invention
The invention aims to provide an anti-toppling hydraulic jack for solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an anti-toppling hydraulic jack, the anti-toppling hydraulic jack comprising:
the drive ring and the bearing plate are arranged on the inner side of the drive ring through a sliding structure;
the jack is arranged at the center of the bearing plate, a force-generating end is movably arranged on the jack, the jack is also connected with at least four groups of gravity center dispersing mechanisms circumferentially distributed at the eccentric position of the bearing plate, and the gravity center dispersing mechanisms disperse the gravity centers born by the jack and the force-generating end to the bearing plate when working;
the directional lifting structure is arranged at the bottom of the bearing plate and is used for enabling the bearing plate to incline to any side when the bearing plate needs to incline.
As a further scheme of the invention: the gravity center dispersing mechanism comprises at least four movable grooves which are formed in the outer side of the jack at fixed intervals, each movable groove is I-shaped, a limiting block is slidably arranged on the inner side of each movable groove, each limiting block is fixedly connected with a movable block, each movable block is connected to a gathering structure arranged on the corresponding bearing plate, and each gathering structure is connected to a synchronous transmission structure arranged on the corresponding bearing plate.
As still further aspects of the invention: the gathering structure comprises at least four first threaded rods rotatably mounted on the bearing plate, second threaded sleeves are connected to the outer sides of the first threaded rods in a threaded mode, the second threaded sleeves are hinged to the movable blocks through support rods hinged to the second threaded sleeves, and the first threaded rods are further connected with the synchronous transmission structure;
two clamping rods used for clamping the jack are symmetrically and fixedly arranged on two sides of the second threaded sleeve, and inclined surfaces are arranged on one sides of the clamping rods, which face the jack.
As still further aspects of the invention: the synchronous transmission structure comprises a plurality of inclined rack plates which are circumferentially arranged on the transmission ring at fixed intervals, and the inclined rack plates are meshed with inclined gears fixedly arranged on the first threaded rod.
As a further scheme of the invention: the directional lifting structure comprises a plurality of first threaded sleeves with circumferences equidistantly arranged on the bearing plate, a second threaded rod in threaded connection with the first threaded sleeves is arranged on the inner side of the first threaded sleeves, a handle is fixedly arranged on the second threaded rod, and a supporting disc is detachably arranged on one side, away from the handle, of the second threaded rod.
As still further aspects of the invention: the sliding structure comprises a bearing block fixedly installed at the bottom of the bearing plate, and the bearing block is in sliding fit with a movable groove formed in the bottom of the transmission ring so as not to support the bearing plate when the transmission ring rotates.
As still further aspects of the invention: at least four universal wheels for moving are distributed on the circumference of the bottom of the bearing plate.
As still further aspects of the invention: the outer side of the bearing plate is fixedly provided with a protective shell for protecting a user.
Compared with the prior art, the invention has the beneficial effects that: the jack is clamped when the gravity center dispersing structure works, and the gravity center of the jack is dispersed to the bearing plate, so that the jack has ultrahigh stability, and the jack cannot fall under the bearing force of the jack;
in addition, the lifting jack can cope with uneven pavement or needs to be in an inclined state during the directional lifting operation so as to adapt to different occasions;
the stability and scene adaptability of the device are more outstanding, the device is small in size, can replace the existing common jack, can be worn along with a vehicle, can be used when the vehicle needs to be maintained on various roads, and is not limited to the road surface.
Drawings
Fig. 1 is a schematic diagram of a structure of an anti-toppling hydraulic jack.
Fig. 2 is a bottom view of the anti-toppling hydraulic jack.
Fig. 3 is a top view of the anti-toppling hydraulic jack.
Fig. 4 is an enlarged view of a partial structure at B in fig. 3.
Fig. 5 is an enlarged view of a partial structure at a in fig. 1.
In the figure: 1-driving ring, 2-inclined rack board, 3-first screw sleeve, 4-second threaded rod, 5-handle, 6-inclined gear, 7-second screw sleeve, 8-jack, 9-clamping rod, 10-bracing piece, 11-movable block, 12-movable groove, 13-supporting disk, 14-bearing block, 15-universal wheel, 16-stopper, 17-force-generating end.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-4, in an embodiment of the present invention, an anti-toppling hydraulic jack, the anti-toppling hydraulic jack includes:
the driving ring 1 and the bearing plate are arranged on the inner side of the driving ring 1 through a sliding structure;
the jack 8 is arranged at the center of the bearing plate, a force-generating end 17 is movably arranged on the jack 8, the jack 8 is also connected with at least four groups of gravity center dispersing mechanisms which are circumferentially distributed at the eccentric position of the bearing plate, and the gravity center dispersing mechanisms disperse the gravity centers born by the jack 8 and the force-generating end 17 to the bearing plate when in operation;
the directional lifting structure is arranged at the bottom of the bearing plate and is used for enabling the bearing plate to incline to any side when the bearing plate needs to incline.
In the embodiment of the invention, the jack 8 is clamped and the gravity center of the jack 8 is dispersed to the bearing plate when the gravity center dispersing structure works, so that the jack 8 has ultrahigh stability, and the jack 8 cannot fall under the bearing force of the jack 8;
the lifting jack 8 can be in an inclined state to adapt to different occasions when the lifting jack works in a directional way and can cope with uneven pavement;
the stability and scene adaptability of the device are more outstanding, the device is small in size, can replace the existing common jack, can be worn along with a vehicle, can be used when the vehicle needs to be maintained on various roads, and is not limited to the road surface.
In still another embodiment of the present invention, the gravity center dispersing mechanism includes at least four movable slots 12 circumferentially spaced apart from the outer side of the jack 8, the movable slots 12 are i-shaped, a limiting block 16 is slidably mounted on the inner side of the movable slot 12, the limiting block 16 is fixedly connected with a movable block 11, the movable block 11 is connected with a gathering structure mounted on the receiving plate, and the gathering structure is connected with a synchronous transmission structure mounted on the receiving plate.
In the embodiment of the invention, the synchronous transmission structure works to drive the gathering structure to work, the movable block 11 and the limiting block 16 are driven to vertically ascend at the inner side of the movable groove 12 when the gathering structure works, opposite force is given to the jack 8 when the limiting block 16 and the movable groove 12 move to the end of the stroke, and the gravity center are dispersed to four groups of gathering structures through the limiting block 16 when the force-giving ends 17 and 18 bear force, so that the stability of the jack 8 is greatly improved, and the toppling condition caused by unstable gravity center is avoided.
In yet another embodiment of the present invention, the gathering structure includes at least four first threaded rods rotatably mounted on the receiving plate, the outer sides of the first threaded rods are in threaded connection with second threaded sleeves 7, the second threaded sleeves 7 are hinged to the movable blocks 11 through support rods 10 hinged to the second threaded sleeves 7, and the first threaded rods are also connected to the synchronous transmission structure;
two clamping rods 9 used for clamping the jack 8 are symmetrically and fixedly arranged on two sides of the second threaded sleeve 7, and one side, facing the jack 8, of each clamping rod 9 is an inclined surface.
In the embodiment of the invention, the first threaded rod is synchronously driven to rotate when the synchronous transmission structure works, the second threaded sleeve 7 is driven to horizontally move when the first threaded rod rotates, the movable block 11 is driven to vertically ascend through the support rod 10 when the second threaded sleeve 7 moves, the movable block 11 is driven to move to the stroke end through the support rod 10 when the second threaded sleeve 7 moves to the stroke end, and simultaneously the bottom of the jack 8 is clamped through the second threaded sleeve 7, so that the jack 8 can be ensured to be in a state that the gravity force is dispersed.
In a further embodiment of the invention, the synchronous drive comprises a plurality of inclined rack plates 2 circumferentially spaced on the drive ring 1, the inclined rack plates 2 engaging with an inclined gear 6 fixedly mounted on the first threaded rod.
In the embodiment of the invention, the driving ring 1 is driven to rotate by external force, the inclined rack plate 2 is driven to rotate circumferentially when the driving ring 1 rotates, and the four inclined gears 6 are driven to rotate simultaneously when the inclined rack plate 2 rotates circumferentially;
the inclined rack plate 2 and the inclined gear 6 are both helical teeth.
In yet another embodiment of the present invention, the directional lifting structure includes a plurality of first threaded sleeves 3 with circumferences equidistantly arranged on the bearing plate, a second threaded rod 4 in threaded connection with the first threaded sleeve 3 is installed on the inner side of the first threaded sleeve 3, a handle 5 is fixedly installed on the second threaded rod 4, and a supporting disc 13 is detachably installed on one side, away from the handle 5, of the second threaded rod 4.
In the embodiment of the invention, the second threaded rod 4 can be driven to rotate by the rotating handle 5, and the second threaded rod 4 vertically descends or ascends in the presence of the first threaded sleeve 3 when rotating;
so that the second threaded rod 4 can be adjusted to adapt to the rugged ground, and the second threaded rod 4 can be adjusted to enable the jack 8 to incline to a proper position when the jack 8 needs to be placed in an inclined mode;
the support disc 13 may be mounted to increase the contact surface of the bevel gear 6 with the ground when the soft foot ground is in use.
In yet another embodiment of the present invention, the sliding structure includes a receiving block 14 fixedly installed at the bottom of the receiving plate, and the receiving block 14 is slidably engaged with a movable slot 12 formed at the bottom of the driving ring 1, so as not to support the receiving plate when the driving ring 1 rotates.
In the embodiment of the invention, the bearing block 14 is positioned on the bearing block 14 when the driving ring 1 rotates, and the bearing block 14 plays a role in bearing the driving ring 1;
the sliding block can be arranged on one side of the transmission ring 1 facing the bearing plate, and the bearing plate is provided with a sliding groove which is matched with the sliding block in a sliding way, and the specific adoption method can be selected according to requirements.
In a further embodiment of the invention, at least four universal wheels 15 for moving are circumferentially arranged at the bottom of the bearing plate.
In the embodiment of the invention, the universal wheel 15 can be pushed when being used on a smooth road surface, the second threaded rod 4 cannot contact with the ground when being used, and the second threaded rod 4 cannot contact with the ground when contacting the ground.
In another embodiment of the present invention, a protecting shell for protecting a user is fixedly installed on the outer side of the receiving plate.
In the embodiment of the invention, the protecting shell can ensure that the device can not cause injury to a user during movement, the attractiveness is improved, and the pushing handle can be detachably arranged at the bottom of the bearing plate so as to push the device to a designated position (not shown in the figure) when the length of the head part is insufficient.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (1)
1. Anti-toppling hydraulic jack, characterized in that, it includes:
the transmission ring (1) and the bearing plate are arranged on the inner side of the transmission ring (1) through a sliding structure;
the jack (8) is arranged at the center of the bearing plate, a force-generating end (17) is movably arranged on the jack (8), the jack (8) is also connected with at least four groups of gravity center dispersing mechanisms circumferentially distributed at the eccentric position of the bearing plate, and the gravity centers born by the jack (8) and the force-generating end (17) are dispersed to the bearing plate when the gravity center dispersing mechanism works;
the directional lifting structure is arranged at the bottom of the bearing plate and is used for enabling the bearing plate to incline to any side when the bearing plate needs to incline;
the gravity center dispersing mechanism comprises at least four movable grooves (12) which are formed in the outer side of the jack (8) at fixed intervals in a circumferential direction, wherein each movable groove (12) is I-shaped, a limiting block (16) is slidably arranged on the inner side of each movable groove (12), each limiting block (16) is fixedly connected with a movable block (11), each movable block (11) is connected with a gathering structure arranged on the corresponding bearing plate, and each gathering structure is connected with a synchronous transmission structure arranged on the corresponding bearing plate;
the gathering structure comprises at least four first threaded rods rotatably mounted on the bearing plate, the outer sides of the first threaded rods are in threaded connection with second threaded sleeves (7), the second threaded sleeves (7) are hinged to the movable blocks (11) through support rods (10) hinged to the second threaded sleeves, and the first threaded rods are also connected with the synchronous transmission structure;
two clamping rods (9) for clamping the jack (8) are symmetrically and fixedly arranged on two sides of the second threaded sleeve (7), and one side, facing the jack (8), of each clamping rod (9) is an inclined surface;
the synchronous transmission structure comprises a plurality of inclined rack plates (2) which are circumferentially arranged on the transmission ring (1) at fixed intervals, and the inclined rack plates (2) are meshed with inclined gears (6) fixedly arranged on the first threaded rod;
the directional lifting structure comprises a plurality of first threaded sleeves (3) with circumferences being equidistantly arranged on the bearing plate, a second threaded rod (4) in threaded connection with the first threaded sleeves (3) is arranged on the inner side of each first threaded sleeve, a handle (5) is fixedly arranged on each second threaded rod (4), and a supporting disc (13) is detachably arranged on one side, far away from the corresponding handle (5), of each second threaded rod (4);
the sliding structure comprises a bearing block (14) fixedly arranged at the bottom of the bearing plate, and the bearing block (14) is in sliding fit with a movable groove (12) formed at the bottom of the transmission ring (1) so as not to support the bearing plate when the transmission ring (1) rotates;
at least four universal wheels (15) for moving are distributed on the circumference of the bottom of the bearing plate;
the outer side of the bearing plate is fixedly provided with a protective shell for protecting a user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110947771.1A CN113735011B (en) | 2021-08-18 | 2021-08-18 | Anti-toppling hydraulic jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110947771.1A CN113735011B (en) | 2021-08-18 | 2021-08-18 | Anti-toppling hydraulic jack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113735011A CN113735011A (en) | 2021-12-03 |
| CN113735011B true CN113735011B (en) | 2024-02-23 |
Family
ID=78731509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110947771.1A Active CN113735011B (en) | 2021-08-18 | 2021-08-18 | Anti-toppling hydraulic jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113735011B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2430532A1 (en) * | 1978-07-06 | 1980-02-01 | Blanc Gmbh & Co | Screw jack fastener fixing sink to work top - moves inclined leg over cam causing spike to enter work top edge, lifting sink |
| CN105645298A (en) * | 2016-01-26 | 2016-06-08 | 奇瑞汽车股份有限公司 | Supporting device and jack |
| CN207361739U (en) * | 2017-10-09 | 2018-05-15 | 泰州市贝斯特精铸机械有限公司 | A kind of automation adjusting mechanism of jack |
| CN207957628U (en) * | 2018-02-12 | 2018-10-12 | 西安航空职业技术学院 | A kind of aircraft maintenance jack |
| CN208880617U (en) * | 2018-09-30 | 2019-05-21 | 赵金哲 | A kind of Simple hydraulic upright post jack guide sleeve dismounting device |
| CN110902595A (en) * | 2018-09-17 | 2020-03-24 | 泰州市春工机具制造有限公司 | Use steady hydraulic jack |
| CN210559088U (en) * | 2019-05-28 | 2020-05-19 | 嘉兴力托机械股份有限公司 | High lift type screw jack |
| CN112265928A (en) * | 2020-11-07 | 2021-01-26 | 江苏亚飞机械制造有限公司 | Anti-tilting hydraulic jack |
-
2021
- 2021-08-18 CN CN202110947771.1A patent/CN113735011B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2430532A1 (en) * | 1978-07-06 | 1980-02-01 | Blanc Gmbh & Co | Screw jack fastener fixing sink to work top - moves inclined leg over cam causing spike to enter work top edge, lifting sink |
| CN105645298A (en) * | 2016-01-26 | 2016-06-08 | 奇瑞汽车股份有限公司 | Supporting device and jack |
| CN207361739U (en) * | 2017-10-09 | 2018-05-15 | 泰州市贝斯特精铸机械有限公司 | A kind of automation adjusting mechanism of jack |
| CN207957628U (en) * | 2018-02-12 | 2018-10-12 | 西安航空职业技术学院 | A kind of aircraft maintenance jack |
| CN110902595A (en) * | 2018-09-17 | 2020-03-24 | 泰州市春工机具制造有限公司 | Use steady hydraulic jack |
| CN208880617U (en) * | 2018-09-30 | 2019-05-21 | 赵金哲 | A kind of Simple hydraulic upright post jack guide sleeve dismounting device |
| CN210559088U (en) * | 2019-05-28 | 2020-05-19 | 嘉兴力托机械股份有限公司 | High lift type screw jack |
| CN112265928A (en) * | 2020-11-07 | 2021-01-26 | 江苏亚飞机械制造有限公司 | Anti-tilting hydraulic jack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113735011A (en) | 2021-12-03 |
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