CN111747336A - Hydraulic cylinder connecting device capable of rotating in space - Google Patents
Hydraulic cylinder connecting device capable of rotating in space Download PDFInfo
- Publication number
- CN111747336A CN111747336A CN202010447655.9A CN202010447655A CN111747336A CN 111747336 A CN111747336 A CN 111747336A CN 202010447655 A CN202010447655 A CN 202010447655A CN 111747336 A CN111747336 A CN 111747336A
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- CN
- China
- Prior art keywords
- hydraulic cylinder
- support
- upper support
- top seat
- connecting device
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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
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- 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
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- 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
- B66F13/00—Common constructional features or accessories
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- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
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- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Actuator (AREA)
Abstract
The invention discloses a hydraulic cylinder connecting device capable of rotating in space, which comprises a top seat and a pressing plate, wherein the pressing plate is matched with the top seat below the top seat; the head of a piston rod of the hydraulic cylinder adopts a spherical structure, and the spherical structure is movably connected with the concave spherical surface of the top seat through a pressure plate to form a spherical hinge structure capable of rotating universally; an upper support, a middle support and a lower support are sequentially arranged below the pressing plate; the outer sleeve of the trunnion of the hydraulic cylinder is connected with the upper support, and the hydraulic cylinder of the upper support realizes free rotation back and forth; the upper support is fixedly connected with the middle support, and the sliding block of the middle support rotationally slides along the left and right directions within a set angle range on the arc-shaped sliding rail of the lower support. By adopting the connecting device, the hydraulic cylinder can rotate in a large range, the application requirement of the hydraulic cylinder for space motion is met, meanwhile, the hydraulic cylinder cannot bear radial force, and the service life of the hydraulic cylinder and the sealing element is greatly prolonged.
Description
Technical Field
The invention relates to a hydraulic cylinder connecting device, in particular to a hydraulic cylinder connecting device capable of rotating in space.
Background
The hydraulic cylinder has the advantages of small volume, large thrust, electric signal speed regulation, remote control and the like, and is widely applied to various machine equipment. In most application occasions, the hydraulic cylinder does linear motion in a plane, and when the motion track of a mechanism driven by the hydraulic cylinder changes and the hydraulic cylinder and a connecting device thereof rotate spatially, the conventional hydraulic connection mode cannot meet the requirement.
Disclosure of Invention
The invention aims to solve the technical problem that the hydraulic cylinder connecting device capable of rotating in space is provided for overcoming the defects of the background art, so that the hydraulic cylinder can rotate in a large range, the application requirement of the hydraulic cylinder for space motion is met, the hydraulic cylinder cannot bear radial force, and the service life of the hydraulic cylinder and the sealing element is greatly prolonged.
The technical scheme adopted for solving the problems is as follows:
the utility model provides a but space pivoted pneumatic cylinder connecting device which characterized in that: the pressing plate is matched with the top seat below the top seat, and the lower surface of the top seat comprises an inwards concave spherical surface; the head of a piston rod of the hydraulic cylinder adopts a spherical structure, and the spherical structure is movably connected with the concave spherical surface of the top seat through a pressure plate to form a spherical hinge structure capable of rotating universally; an upper support, a middle support and a lower support are sequentially arranged below the pressing plate; the outer sleeve of the trunnion of the hydraulic cylinder is connected with the upper support, and the hydraulic cylinder of the upper support realizes free rotation back and forth; the upper support is fixedly connected with the middle support, and the sliding block of the middle support rotationally slides along the left and right directions within a set angle range on the arc-shaped sliding rail of the lower support.
Among the above-mentioned technical scheme, upper bracket, well support, undersetting are equallyd divide bilateral symmetry and are set up in pneumatic cylinder piston rod both sides.
Among the above-mentioned technical scheme, the upper bracket of each side all includes the base and has the support in center shaft hole, and the equal overcoat axle sleeve of pneumatic cylinder both sides trunnion, each axle sleeve is connected with the center shaft hole of each side upper bracket.
Among the above-mentioned technical scheme, the base top interval of each side undersetting sets up the arc slide rail that the opening is up at a distance, corresponds with this, and support and upper bracket base are connected through well support platform in each side, and each well support platform below sets up the slider that the sliding surface faced down and slide rail slip surface complex.
In the technical scheme, two vertical plates with parallel front and back sides are arranged below the support platform in each side, and the sliding block on the side is fixedly positioned between the two vertical plates; two riser bottom inboards all fixedly set up a baffle down towards inboard bellied, the horizontal interval of two lower baffles is less than the width of the slide rail glide plane that borders on for well support bottom is through baffle slip restriction in the below of slide rail face down.
According to the scheme, the sliding block and the sliding rail have the same rotating axis, and the rotating axis coincides with the intersection point of the trunnion of the hydraulic cylinder and the piston rod to form a cross universal structure.
In the technical scheme, when the corner lines of the middle tower column and the upper tower column of the tower column structure are in an inclined state, the top seat and the pressing plate structure are fixed on the upper supporting frame, and the upper support, the middle support and the lower support are fixed on the lower supporting frame; the upper support frame and the lower support frame are both arranged on a bearing part of the tower column structure; when jacking, the lower support frame is not moved, the hydraulic cylinder extends upwards, and the upper support frame jacks upwards along the track on the bearing part; in the jacking process, the hydraulic cylinder rotates spatially through the hydraulic cylinder connecting device which can rotate spatially.
Therefore, compared with the prior art, the piston rod of the hydraulic cylinder and the top seat are in spherical hinged connection and can rotate universally; the hydraulic cylinder trunnion is connected with the upper support, and the hydraulic cylinder can freely rotate back and forth; the upper support is connected with the middle support, and the middle support can rotate and slide left and right within a certain angle range on the arc-shaped sliding rail of the lower support. By adopting the connecting device, the hydraulic cylinder can rotate in a large range, the application requirement of the hydraulic cylinder for space motion is met, meanwhile, the hydraulic cylinder cannot bear radial force, and the service life of the hydraulic cylinder and the sealing element is greatly prolonged.
Drawings
Fig. 1 is a schematic view of a spatial rotatable hydraulic cylinder attachment apparatus according to the present invention.
Fig. 2 is a schematic view of the connection structure of the upper support and the hydraulic cylinder shaft sleeve.
Fig. 3 is a schematic view of a connection structure of a lower support and a support in the present invention.
Fig. 4 is a side view of the connection structure of the stand and the lower stand in the present invention.
Fig. 5 is a schematic view of a split structure of the lower support and the support in the invention.
Fig. 6 is a schematic view of a split structure of the middle support and the lower support from another view angle of the invention.
Fig. 7 is a diagram of an application example of the spatial rotation hydraulic cylinder connecting device of the invention.
The reference numbers in the figures correspond to the following: 1-top seat, 2-pressing plate, 3-hydraulic cylinder, 4-shaft sleeve, 5-upper seat, 6-middle seat, 7-lower seat, 8-sliding block, 9-sliding rail, 10-vertical plate and 11-baffle.
Detailed Description
The invention is further illustrated with reference to the following specific examples and the accompanying figures 1-7.
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 with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-6, the space-rotatable hydraulic cylinder connecting device implemented according to the present invention is characterized in that: comprises a top seat 1 and a pressing plate 2 matched with the top seat below the top seat 1; the head of a piston rod of the hydraulic cylinder 3 adopts a spherical structure, and the spherical structure is connected with a concave spherical top seat 1 through a pressure plate 2 to form a spherical hinge structure capable of universally rotating; an upper support 5, a middle support 6 and a lower support 7 are sequentially arranged below the pressure plate 2 at a set distance; the hydraulic cylinder 3 is connected with an upper support 5 through a trunnion sleeve 4 and realizes free front and back rotation through the hydraulic cylinder of the upper support 5; the upper support 5 is connected with the middle support 6, and a sliding block 8 of the middle support 6 slides on an arc-shaped sliding rail 9 of the lower support 7 in a rotating mode in the left-right direction within a set angle range.
The upper support 5, the middle support 6 and the lower support 7 are equally divided into two sides which are symmetrically arranged on two sides of a piston rod of the hydraulic cylinder 3.
Only one side of the upper support 5, the middle support 6, and the lower support 7 will be described below.
As shown in fig. 2-6, the upper support 5 is fixedly connected with a middle support 6 which is tightly connected with the lower part, a slide block 8 with an arc-shaped surface is fixedly arranged below the platform of the middle support 6, and a slide rail 9 with an arc-shaped slide surface is arranged on the lower support 7 towards the opening direction of the slide block 8; the slide block 8 can rotate and slide left and right in a certain angle range on the arc slide rail 9; the middle support 6 comprises a platform and front and rear vertical plates 10 below the platform, and the slide block 8 is positioned between the vertical plates 10 on the two sides; the inner sides of the front vertical plate and the rear vertical plate 10 are provided with lower baffle plates 11, and the lower baffle plates 11 are fixedly connected on the vertical plates 10; the distance between the lower baffles on the two sides is smaller than the width of the arc-shaped slide rail 9, so that the lower baffles 11 limit the middle support 6 below the lower surface of the arc-shaped slide rail 9, thereby limiting the motion track of the middle support 6 on the lower support 7.
The slide block 8 and the slide rail 9 have the same rotating axis, and the rotating axis coincides with the intersection point of the trunnion of the hydraulic cylinder and the piston rod to form a cross universal structure.
As shown in fig. 7, the upper tower column of the bridge tower is vertical, the middle tower column is inclined, the construction is carried out by adopting the integral self-adaptive intelligent jacking bridge tower platform, and the supporting systems are arranged at four corners of the tower columns and climb along the corner lines. And after the construction of the first section of the upper tower column is completed, jacking the bridge tower platform. The bearing part 12 is fixed on the tower column through the embedded bolt, the upper support frame 14 and the lower support frame 13 are arranged on the bearing part 12, and the hydraulic cylinder 3 and the connecting device thereof are connected with the respective platforms of the upper support frame 14 and the lower support frame 13. When the lifting is carried out, the lower support frame 13 is not moved, the hydraulic cylinder 3 extends upwards, and the upper support frame 14 lifts upwards along the track on the bearing part 12. Because the corner lines of the middle tower column and the upper tower column are in an inclined state, the hydraulic cylinder 3 performs spatial rotation through the hydraulic cylinder connecting device capable of spatial rotation in the jacking process.
It should be understood that the above embodiments are only for illustrating the design idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the same, and the protection scope of the present invention is not limited to the above embodiments. Therefore, all equivalent changes or modifications made in accordance with the principles and concepts disclosed herein are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a but space pivoted pneumatic cylinder connecting device which characterized in that: the pressing plate is matched with the top seat below the top seat, and the lower surface of the top seat comprises an inwards concave spherical surface; the head of a piston rod of the hydraulic cylinder adopts a spherical structure, and the spherical structure is movably connected with the concave spherical surface of the top seat through a pressure plate to form a spherical hinge structure capable of rotating universally; an upper support, a middle support and a lower support are sequentially arranged below the pressing plate; the outer sleeve of the trunnion of the hydraulic cylinder is connected with the upper support, and the hydraulic cylinder of the upper support realizes free rotation back and forth; the upper support is fixedly connected with the middle support, and the sliding block of the middle support rotationally slides along the left and right directions within a set angle range on the arc-shaped sliding rail of the lower support.
2. The spatially rotatable cylinder attachment of claim 1, wherein: the upper support, the middle support and the lower support are equally divided into two sides which are symmetrically arranged on two sides of a piston rod of the hydraulic cylinder.
3. The spatially rotatable cylinder attachment of claim 1, wherein: the upper supports on all sides all include the base and have the support in central shaft hole, and the equal overcoat axle sleeve of pneumatic cylinder both sides trunnion, and each axle sleeve is connected with the central shaft hole of each upper support on all sides.
4. The spatially rotatable cylinder attachment of claim 1, wherein: the distance is set for at the interval above the base of each side undersetting to set up the arc slide rail that the opening is up, corresponds to this, and support and upper bracket base are connected through well support platform in each side, and each well support platform below sets up the slider that the sliding surface faced down and slide rail glide plane complex.
5. The spatially rotatable cylinder attachment of claim 1, wherein: two vertical plates with parallel front and back sides are arranged below the middle support platform on each side, and the slide block on the side is fixedly positioned between the two vertical plates; two riser bottom inboards all fixedly set up a baffle down towards inboard bellied, the horizontal interval of two lower baffles is less than the width of the slide rail glide plane that borders on for well support bottom is through baffle slip restriction in the below of slide rail face down.
6. The spatially rotatable cylinder attachment of claim 1, wherein: the sliding block and the sliding rail have the same rotating axis, and the rotating axis coincides with the intersection point of the trunnion of the hydraulic cylinder and the piston rod to form a cross universal structure.
7. The spatially rotatable cylinder attachment of claim 1, wherein: when the corner lines of the middle tower column and the upper tower column of the tower column structure are in an inclined state, the top seat and the pressing plate structure are fixed on the upper supporting frame, and the upper supporting seat, the middle supporting seat and the lower supporting seat are fixed on the lower supporting frame; the upper support frame and the lower support frame are both arranged on a bearing part of the tower column structure; when jacking, the lower support frame is not moved, the hydraulic cylinder extends upwards, and the upper support frame jacks upwards along the track on the bearing part; in the jacking process, the hydraulic cylinder rotates spatially through the hydraulic cylinder connecting device which can rotate spatially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010447655.9A CN111747336A (en) | 2020-05-25 | 2020-05-25 | Hydraulic cylinder connecting device capable of rotating in space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010447655.9A CN111747336A (en) | 2020-05-25 | 2020-05-25 | Hydraulic cylinder connecting device capable of rotating in space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111747336A true CN111747336A (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010447655.9A Pending CN111747336A (en) | 2020-05-25 | 2020-05-25 | Hydraulic cylinder connecting device capable of rotating in space |
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| Country | Link |
|---|---|
| CN (1) | CN111747336A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2103816A2 (en) * | 2008-03-18 | 2009-09-23 | TSE Trailer-System-Engineering GmbH & Co. KG | Hydraulic cylinder device |
| CN201554717U (en) * | 2009-11-28 | 2010-08-18 | 重汽集团专用汽车公司 | Outer sleeve for hydraulic cylinder |
| CN206221415U (en) * | 2016-11-04 | 2017-06-06 | 成都建筑材料工业设计研究院有限公司 | A kind of universal connector for trunnion type hydraulic cylinder |
| CN207595055U (en) * | 2017-12-07 | 2018-07-10 | 广西钦州力顺机械有限公司 | Steering bindiny mechanism with universal joint |
| CN208268147U (en) * | 2018-05-14 | 2018-12-21 | 马泽萍 | A kind of durable type hydraulic device |
| CN209164921U (en) * | 2018-11-16 | 2019-07-26 | 法孚斯坦因冶金技术（上海）有限公司 | Universal type hydraulic mount |
-
2020
- 2020-05-25 CN CN202010447655.9A patent/CN111747336A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2103816A2 (en) * | 2008-03-18 | 2009-09-23 | TSE Trailer-System-Engineering GmbH & Co. KG | Hydraulic cylinder device |
| CN201554717U (en) * | 2009-11-28 | 2010-08-18 | 重汽集团专用汽车公司 | Outer sleeve for hydraulic cylinder |
| CN206221415U (en) * | 2016-11-04 | 2017-06-06 | 成都建筑材料工业设计研究院有限公司 | A kind of universal connector for trunnion type hydraulic cylinder |
| CN207595055U (en) * | 2017-12-07 | 2018-07-10 | 广西钦州力顺机械有限公司 | Steering bindiny mechanism with universal joint |
| CN208268147U (en) * | 2018-05-14 | 2018-12-21 | 马泽萍 | A kind of durable type hydraulic device |
| CN209164921U (en) * | 2018-11-16 | 2019-07-26 | 法孚斯坦因冶金技术（上海）有限公司 | Universal type hydraulic mount |
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Application publication date: 20201009 |
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| RJ01 | Rejection of invention patent application after publication |