CN106702973A - Hydraulic folding dam with mechanical self-locking for forked type rod - Google Patents
Hydraulic folding dam with mechanical self-locking for forked type rod Download PDFInfo
- Publication number
- CN106702973A CN106702973A CN201611189241.0A CN201611189241A CN106702973A CN 106702973 A CN106702973 A CN 106702973A CN 201611189241 A CN201611189241 A CN 201611189241A CN 106702973 A CN106702973 A CN 106702973A
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- China
- Prior art keywords
- dam
- connecting rod
- hydraulic cylinder
- hydraulic
- forked type
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/40—Swinging or turning gates
- E02B7/44—Hinged-leaf gates
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses a hydraulic folding dam with mechanical self-locking for a forked type rod. The dam comprises a dam base and a door page which is movably connected to the dam base. Two supporting devices are arranged between the dam base and the door page, each of the supporting devices comprises a lower connecting rod connected to the dam base and an upper connecting rod connected to the door page, and the upper connecting rod is movably connected to the lower connecting rod. The dam disclosed by the invention has the advantages that the dam is more compact in structure; compared with a supporting hydraulic cylinder which directly supports the door page, the stroke of the hydraulic cylinder is long; as a mechanical self-locking structure is arranged, two locking hydraulic cylinders are cancelled; all the connecting rods are two-force beams, so that the dam is more reliable in structure and the connecting rods are only subjected to a pressure or tension. Compared with the hydraulic dam in the drawing, the lower connecting rod is subjected to a great bending stress; the supporting devices are double connecting rod structures which are more firm, and in the moving process, inference with the supporting rods of the hydraulic cylinder is avoided; the hydraulic cylinder is directly supported at an upper and lower connecting rod motion pair, so that the supporting force is greatly lowered, the dimension of the hydraulic cylinder is reduced, and the reliability is improved.
Description
Technical field
A kind of building field the present invention relates to block water dam, and in particular to hydraulic foldable of the forked type bar with mechanical self-latching
Dam.
Background technology
Hydraulic foldable dam is a kind of check dam for carrying out elevating folding as power with hydraulic cylinder.Its core component is mainly wrapped
Include：Support system (generally support bar), jacking system (hydraulic jack).Currently there are the hydraulic pressure of many types
Dam, jacking system is generally two hydraulic jacks.Support system is generally linkage, and with locked cylinder (on hydraulic pressure dam
It is raised to locked during final position), to ensure in hydraulic cylinder when not having pressure oil, what hydraulic pressure dam can be stablized is in terminal position
Put.These conventional hydraulics folding dam structure is relatively complicated, and support bar is not two power bars, easily by bending stress.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of hydraulic foldable dam of the forked type bar with mechanical self-latching, the dress
It is set effective and solves conventional hydraulic folding dam complex structure, other locked hydraulic cylinder can only be relied on to fix the defect of door leaf.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of hydraulic foldable dam of forked type bar with mechanical self-latching, including the dam foundation, and the door leaf being flexibly connected with the dam foundation, institute
State and support meanss are provided between the dam foundation and door leaf, the support meanss there are two groups, every group includes the lower link being connected with the dam foundation, with
And the upper connecting rod being connected with door leaf, the upper connecting rod and lower link are flexibly connected.
Further improvement is that, the support meanss lower section is provided with the hydraulic cylinder being fixedly connected with the dam foundation, the hydraulic cylinder
Be provided with piston rod, a rotating shaft has been crossed on the top of the piston rod, and the upper connecting rod lower end and lower link upper end all
Concatenation forms forked type bar structure in this rotating shaft.
Further improvement is that, the dam foundation and door leaf are respectively equipped with attachment means, the attachment means by connecting plate and
The projection composition on connecting plate is disposed on, the interval insertion support meanss in the middle of the projection, and rotating shaft string is used respectively
Connect.
Further improvement is that, when the angle α that the upper connecting rod and lower link are formed increases in the range of 0 ° to 180 °,
Hydraulic cylinder is all to produce motive force, promotes door leaf to rise；When angle α is 180 °, hydraulic cylinder is not made by the secondary pair that rotates of connecting rod
With；When angle α is more than 180 °, hydraulic cylinder 5 is subject to the secondary pulling force effect of connecting rod.
Further improvement is that, during the pulling force effect of the hydraulic cylinder under tension connecting rod pair, hydraulic cylinder is in maximum row
Journey position, just forms self-locking.
Further improvement is that, described upper connecting rod and lower link is the double link structure be arrangeding in parallel.
Further improvement is that, the two ends of the rotating shaft are provided with the clamp nut for preventing upper and lower connecting rod from coming off.
The beneficial effects of the invention are as follows：
1) structure is compacter, and door leaf is directly supported relative to supporting cylinder, and the stroke of hydraulic cylinder can be very long；
2) due to mechanical self-latching structure, therefore two locked hydraulic cylinders are reduced；
3) all connecting rods are all two power bars, and structure is relatively reliable, and connecting rod is only stressed or pulling force, relative to hydraulic pressure in upper figure
Dam, lower link is subject to very big bending stress；
4) support meanss are double link structure, more firmly, and will not be produced with hydraulic cylinder support bar in motion process
Interference.
5) hydraulic cylinder greatly reduces support force directly in the support of upper and lower strut motion vice division chief, reduces the chi of hydraulic cylinder
It is very little, improve reliability.
Brief description of the drawings
Fig. 1 is overall structural representation of the invention.
Wherein, the 1- dam foundations, 2- door leafs, 3- lower links, 4- upper connecting rods, 5- hydraulic cylinders, 6- piston rods, 7- rotating shafts, 8- connections
Plate, 9- projections, 10- clamp nuts.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in figure 1, a kind of hydraulic foldable dam of forked type bar with mechanical self-latching, including the dam foundation 1, and it is movable with the dam foundation 1
The door leaf 2 of connection, is provided with two groups of support meanss between the dam foundation 1 and door leaf 2, every group includes the lower link 3 being connected with the dam foundation 1, with
And the upper connecting rod 4 being connected with door leaf 2, upper connecting rod 4 and lower link 3 are flexibly connected.Support meanss lower section is provided with to be fixed with the dam foundation 1 and connects
A rotating shaft 7 has been crossed on the hydraulic cylinder 5 for connecing, the top of the piston rod 6 of the hydraulic cylinder 5, and upper connecting rod 4 lower end and lower link
3 upper end is all concatenated in this rotating shaft 7, forms forked type bar structure.
The dam foundation 1 and door leaf 2 are respectively equipped with attachment means, and attachment means are by connecting plate 8 and are disposed on connecting plate 8
Projection 9 is constituted, the interval insertion support meanss in the middle of projection 9, and is concatenated with rotating shaft 7 respectively.The two ends of rotating shaft 7 be provided with for
Prevent the clamp nut 10 that upper and lower connecting rod comes off.
Particularly, upper connecting rod 4 and lower link 3 are the double link structure be arrangeding in parallel.
When hydraulic pressure dam door leaf 2 fell, the angle α that upper and lower connecting rod is formed is the acute angle of very little, with the liter of hydraulic cylinder 5
Rise, angle α slowly increases, until 180 °, during this, hydraulic cylinder 5 is all to produce power, promotes door leaf 2 to rise, hydraulic cylinder
5 itself are subject to the secondary pressure of connecting rod.When angle α is 180 °, hydraulic cylinder 5 is not acted on by the secondary pair that rotates of connecting rod.When angle α is big
When 180 °, hydraulic cylinder 5 is subject to the secondary pulling force effect of connecting rod.
This hydraulic cylinder 5 is exactly that hydraulic cylinder 5 is changed into pulling force from being stressed, now hydraulic cylinder when being more than 180 ° using angle α
5 are in maximum travel position, just form self-locking.Now hydraulic cylinder 5 becomes a connecting rod by pulling force, with the lower company being stressed
Bar 3 forms wishbone, supports whole door leaf 2 to be in the position jointly, and can not move, and now hydraulic pressure dam is in mechanical self-latching shape
State.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, simply original of the invention is illustrated described in above-described embodiment and specification
Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements
All fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and its equivalent circle.
It is fixed.
Claims (6)
1. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching, including the dam foundation (1), and the door being flexibly connected with the dam foundation (1)
Page (2), it is characterised in that：Support meanss are provided between the dam foundation (1) and door leaf (2), the support meanss there are two groups, every group
Including the lower link (3) being connected with the dam foundation (1), and the upper connecting rod (4) being connected with door leaf (2), the upper connecting rod (4) and lower company
Bar (3) is flexibly connected.
2. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching according to claim 1, it is characterised in that：The support
Device lower section is provided with the hydraulic cylinder (5) being fixedly connected with the dam foundation (1), and the hydraulic cylinder (5) is provided with piston rod (6), the piston
A rotating shaft (7) has been crossed on the top of bar (6), and the lower end of the upper connecting rod (4) and the upper end of lower link (3) all concatenate herein
In rotating shaft (7), forked type bar structure is formed.
3. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching according to claim 1, it is characterised in that：The dam foundation
(1) and door leaf (2) is respectively equipped with attachment means, the attachment means are by connecting plate (8) and are disposed on connecting plate (8)
Projection (9) is constituted, the interval insertion support meanss in the middle of the projection (9), and respectively with rotating shaft (7) concatenation.
4. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching according to claim 1, it is characterised in that：On described
When the angle α that connecting rod and lower link are formed increases in the range of 0 ° to 180 °, hydraulic cylinder (5) is all to produce motive force, promotes door
Page (2) rises；When angle α is 180 °, hydraulic cylinder (5) is not acted on by the secondary pair that rotates of connecting rod；When angle α is more than 180 °,
Hydraulic cylinder 5 is subject to the secondary pulling force effect of connecting rod, and hydraulic cylinder (5) forms self-locking in maximum travel position.
5. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching according to any claim in claim 1-4, its
It is characterised by：Described upper connecting rod (4) and lower link (3) is the double link structure be arrangeding in parallel.
6. hydraulic foldable dam of a kind of forked type bar with mechanical self-latching according to Claims 2 or 3, it is characterised in that：It is described
The two ends of rotating shaft (7) are provided with the clamp nut (10) for preventing upper and lower connecting rod from coming off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611189241.0A CN106702973B (en) | 2016-12-21 | 2016-12-21 | A kind of hydraulic foldable dam of the forked type bar with mechanical self-latching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611189241.0A CN106702973B (en) | 2016-12-21 | 2016-12-21 | A kind of hydraulic foldable dam of the forked type bar with mechanical self-latching |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106702973A true CN106702973A (en) | 2017-05-24 |
| CN106702973B CN106702973B (en) | 2019-03-08 |
Family
ID=58939572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611189241.0A Active CN106702973B (en) | 2016-12-21 | 2016-12-21 | A kind of hydraulic foldable dam of the forked type bar with mechanical self-latching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106702973B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476260A (en) * | 2017-09-22 | 2017-12-15 | 安徽省六安恒源机械有限公司 | Flag gate |
| CN109083885A (en) * | 2018-09-11 | 2018-12-25 | 中国水利水电科学研究院 | Hydraulic cylinder self locking apparatus and hinge dam |
| CN113216874A (en) * | 2021-04-07 | 2021-08-06 | 四川宏华石油设备有限公司 | Multifunctional pipe processing structure and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021880B1 (en) * | 1979-06-12 | 1984-02-01 | Jean Aubert | Sealing system for hydraulic barrage |
| CN202989879U (en) * | 2012-12-17 | 2013-06-12 | 张均 | Hydraulic bracing rod gate device for movable dam |
| CN105113468A (en) * | 2015-09-17 | 2015-12-02 | 芜湖市银鸿液压件有限公司 | Safe supporting device of hydraulic lifting gate |
| CN105804020A (en) * | 2016-04-20 | 2016-07-27 | 肖广汇 | Hydraulic rotating rigid support dam |
| CN206319306U (en) * | 2016-12-21 | 2017-07-11 | 安徽省胜达液压坝科技有限公司 | A kind of hydraulic foldable dam of forked type bar with mechanical self-latching |
-
2016
- 2016-12-21 CN CN201611189241.0A patent/CN106702973B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021880B1 (en) * | 1979-06-12 | 1984-02-01 | Jean Aubert | Sealing system for hydraulic barrage |
| CN202989879U (en) * | 2012-12-17 | 2013-06-12 | 张均 | Hydraulic bracing rod gate device for movable dam |
| CN105113468A (en) * | 2015-09-17 | 2015-12-02 | 芜湖市银鸿液压件有限公司 | Safe supporting device of hydraulic lifting gate |
| CN105804020A (en) * | 2016-04-20 | 2016-07-27 | 肖广汇 | Hydraulic rotating rigid support dam |
| CN206319306U (en) * | 2016-12-21 | 2017-07-11 | 安徽省胜达液压坝科技有限公司 | A kind of hydraulic foldable dam of forked type bar with mechanical self-latching |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476260A (en) * | 2017-09-22 | 2017-12-15 | 安徽省六安恒源机械有限公司 | Flag gate |
| CN109083885A (en) * | 2018-09-11 | 2018-12-25 | 中国水利水电科学研究院 | Hydraulic cylinder self locking apparatus and hinge dam |
| CN113216874A (en) * | 2021-04-07 | 2021-08-06 | 四川宏华石油设备有限公司 | Multifunctional pipe processing structure and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106702973B (en) | 2019-03-08 |
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| PB01 | Publication | ||
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Effective date of registration: 20210129 Address after: 246000 room 311, 3rd floor, office building of China Railway 10th Bureau, No.2, Neihuan West Road, economic development zone, Yingjiang District, Anqing City, Anhui Province Patentee after: ANHUI SHENGDA HYDRAULIC DAM TECHNOLOGY Co.,Ltd. Patentee after: Anhui Yicheng Electromechanical Equipment Manufacturing Co., Ltd Address before: 246000 2nd floor, building 1, 233 Longshan Road, Daguan District, Anqing City, Anhui Province Patentee before: ANHUI SHENGDA HYDRAULIC DAM TECHNOLOGY Co.,Ltd. |