CN207362816U - Flag gate - Google Patents
Flag gate Download PDFInfo
- Publication number
- CN207362816U CN207362816U CN201721227971.5U CN201721227971U CN207362816U CN 207362816 U CN207362816 U CN 207362816U CN 201721227971 U CN201721227971 U CN 201721227971U CN 207362816 U CN207362816 U CN 207362816U
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- CN
- China
- Prior art keywords
- connecting rod
- articulated shaft
- hydraulic cylinder
- flashboard
- hinged
- Prior art date
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses one kind to be suitable for large scale and supporting ＆ stablizing, the flag gate of service life length, the upper end of first connecting rod and the back side of flashboard are hinged by the second articulated shaft, the lower end of second connecting rod is articulated and connected with the dam foundation by the 3rd articulated shaft, the lower end of first connecting rod and the upper end of second connecting rod are hinged by the 4th articulated shaft, the back side of flashboard is additionally provided with the hydraulic cylinder for driving flashboard to be rotated around the first articulated shaft, basis on the cylinder body and riverbed of hydraulic cylinder is hinged, the rod end of the piston rod of hydraulic cylinder and first, linkage is provided between 2 two connecting rods, Driven by Hydraulic Cylinder linkage drives first, angle between 2 two connecting rods is to become larger to the straight position of two bodies of rod.Larger support force is provided by hydraulic cylinder coupler link mechanism, the keying of the flashboard of big specification can be supported, while when flashboard is in water blocking state, first and second connecting rod provides support force, hydraulic cylinder works in which need not be continued for, supporting ＆ stablizing, service life length.
Description
Technical field
It the utility model is related to water conservancy projects technical field, and in particular to a kind of flag gate.
Background technology
At present, the checkdam generally rotated on the river gate dam of urban water conservancy landscape engineering using lower shaft, checkdam are adopted
Supported with hydraulic cylinder, jack up back using bottommost as the flashboard of articulated shaft, realization opens a liter flashboard and blocks water, falls flashboard flood discharge
Purpose.
The Chinese patent of application number 201710111539.8 discloses a kind of hydraulic pressure checkdam：Put one end of multistage hydraulic cylinder
It is hinged in the recess opened up on the dam foundation and by the 3rd articulated shaft with the dam foundation, cylinder body is swung around the 3rd articulated shaft in recess
To coordinate the flexible of Multi-stage cylinder and then drive flashboard upset, and cylinder body begins with fixed plate composition sealing to coordinate from beginning to end, so
Just prevent the foreign objects such as silt to enter in recess, ensure the rotating flexibility of cylinder body, so that it is guaranteed that the upset of flashboard.It is but more
Level hydraulic cylinder manufacturing process is complicated and topmost a section piston rod size attenuates, and bracing force is small, is limited, such gate
Height cannot be too high, generally can only be 3-4 meters；At the same time when current are directly flushed on the piston rod of hydraulic cylinder, due in current
It is mingled with silt, hydraulic stem and sealing ring can be damaged for a long time by washing away, and cause hydraulic cylinder to reveal and damage；Finally, when needing gate
It is that gate is supported using supporting rod, supporting rod is also required to set complicated locking to conciliate when being always maintained at the state of water blocking
Latch mechanism；In addition, when the grains of sand that very little is flowed through in water are more, realize that the sealing reliably and with long-term between cylinder body and fixed plate is also
Difficult.
Utility model content
The utility model discloses a kind of upset for being suitable for large scale and supporting ＆ stablizing, service life are long, failure rate is low
Gate.
To achieve these goals, the technical solution adopted in the utility model is：A kind of flag gate, including flashboard, lock
Plate lower part is hinged with the dam foundation by the first articulated shaft, is provided with first and second two connecting rods between the back side and the dam foundation of flashboard, and first
The upper end of connecting rod and the back side of flashboard are hinged by the second articulated shaft, and lower end and the dam foundation of second connecting rod pass through the 3rd articulated shaft
Articulated connection, the lower end of first connecting rod and the upper end of second connecting rod are hinged by the 4th articulated shaft, and the back side of flashboard is also set up
It is useful for the hydraulic cylinder that is rotated around the first articulated shaft of driving flashboard, the basis on the cylinder body and riverbed of hydraulic cylinder is hinged, hydraulic cylinder
Piston rod rod end and first and second two connecting rods between be provided with linkage, Driven by Hydraulic Cylinder linkage drives first,
Angle between 2 two connecting rods is to become larger to the straight position of two bodies of rod.
In such scheme, larger support force is provided by hydraulic cylinder coupler link mechanism, the lock of big specification can be supported
The keying of plate, while when flashboard is in water blocking state, first and second connecting rod provides support force, hydraulic cylinder need not be continued for
Ground works, supporting ＆ stablizing, service life length.
Brief description of the drawings
Fig. 1 is in the view that discharges water of droping to the ground for flag gate；
Fig. 2 is in vertical water blocking view for flag gate；
Fig. 3 is enlarged schematic partial view in Fig. 2；
Fig. 4 is the sectional view of connecting rod.
Embodiment
As shown in Figure 1 and Figure 2, a kind of flag gate, including flashboard 10,10 lower part of flashboard is with the dam foundation by the first articulated shaft 11
It is hinged, first and second two connecting rods 20,30, the upper end of first connecting rod 20 and lock are provided between the back side and the dam foundation of flashboard 10
The back side of plate 10 is hinged by the second articulated shaft 12, and the lower end of second connecting rod 30 is hingedly connected with the dam foundation by the 3rd articulated shaft 31
Connect, the lower end of first connecting rod 20 is hinged by the 4th articulated shaft 21 with the upper end of second connecting rod 30, and the back side of flashboard 10 is also set
It is equipped with the hydraulic cylinder 40 for driving flashboard 10 to be rotated around the first articulated shaft 11, the basis on the cylinder body and riverbed of hydraulic cylinder 40
It is hinged, it is provided with linkage, hydraulic cylinder 40 between the rod end of the piston rod of hydraulic cylinder 40 and first and second two connecting rods 20,30
It is to become larger to the straight position of two bodies of rod that drive link mechanism, which drives the angle between first and second two connecting rods 20,30,.Due to
First and second two connecting rods 20,30 promote flashboard 10 to erect and rotate it to the position for sluicing of falling since requirements of one's work can be in
Configuration state, for convenience of stating, the top and bottom of first and second two connecting rods 20,30 refer to the position under its tilting holding state,
Basis on the cylinder body and riverbed of hydraulic cylinder 40 is hinged, therefore the deposition that silt would not occur influences what hydraulic cylinder 40 rotated
Factor, while hydraulic cylinder 40 need not be directly hinged with flashboard 10, but by between first and second two connecting rods 20,30 of driving
Angle be become larger to the straight position of two bodies of rod so that support flashboard 10, when gate 10 stablize in water blocking state when
Wait, simply support flashboard 10 by first and second two connecting rods 20,30, it is not necessary to extraly separately set support in 40 side of hydraulic cylinder
Bar and locking-unlocking device, the cooperation of hydraulic cylinder 40 and connecting rod, using the teaching of the invention it is possible to provide larger support force, drives the gate of big specification
Open and close.
Preferably, 40 cylinder body afterbody of hydraulic cylinder and the dam foundation by the 3rd articulated shaft 31 is hinged, rod end of piston rod 41 with by
5th articulated shaft 42 and one end of drive link 50 are hinged, and the other end of drive link 50 is connected by the 8th articulated shaft 51 and first
The lower end of bar 20 is connected, and the 8th articulated shaft 51 is located at the top of the 4th articulated shaft 21, and the both ends of guide link 60 are respectively by the
6th, seven articulated shafts 61,62 are hinged with the stage casing of drive link 50 and the upper end of second connecting rod 30, and the 7th articulated shaft 61 is located at the 3rd
The lower section of articulated shaft 21,.Drive link 50, guide link 60 and its connection relation between first connecting rod 20, second connecting rod 30
Linkage is formed, " top " mentioned here, " lower section " are when first and second connecting rod 20,30 is in tilting water blocking state
The position relationship of each articulated shaft.
In order to protect the washing away from current of hydraulic cylinder 40, first and second connecting rod 20,30 is channel-shaped bar, at flashboard 10
Notch is directed toward obliquely downward when vertical state, and hydraulic cylinder 40 is arranged on the underface of the notch of second connecting rod 30, that is to say, that the
First, the surface of revolution of two connecting rods 20,30 and hydraulic cylinder 40 is located in same vertical guide, and such hydraulic cylinder 40 is hidden in first and second company
The lower section of bar 20,30, when the upper edge that current cross flashboard 10 flows to land side, current are postponed along first connecting rod 20 to be flowed to
On second connecting rod 30 and then flow down, will not directly be washed on hydraulic cylinder 40, protect hydraulic stem and sealing ring without damage, improve
The service life of hydraulic cylinder 40.When being in vertical water blocking station due to flashboard 10, pressure state, institute are kept without hydraulic cylinder 40
If hydraulic cylinder 40 breaks down, can be advantageously carried out repairing.
As shown in Figure 3, Figure 4, interfered in order to prevent in rotation process between each connecting rod, 20 lower end of first connecting rod
Positioned at the upper end slot intracavitary of second connecting rod 30, first connecting rod 20 is located at the inner side of drive link 50, second connecting rod 30 and drive link
50 are respectively positioned on the inner side of guide link 60.In actual production manufacture, this connection mode is not limited to, the upper end of second connecting rod 30 also may be used
To be placed in 20 lower end vallecular cavity of first connecting rod, and internal and external relation between each connecting rod is nor changeless, as long as can
Realize and require to interfere again.
When hydraulic cylinder 40 drives first and second connecting rod 20,30 to turn to straight position, first and second connecting rod 20,30 is in theory
The enabling capabilities of maximum can be provided, and be also unsure state during the location status, is i.e. first and second connecting rod 20,30 can be with
The both direction that becomes larger to angle or diminish rotates, and makes first and second connecting rod 20,30 as far as possible again at the same time in order to ensure the stability of support
It is in the direction rotation for avoiding both phase angles from becoming larger to rotate excessively, the upper end in the vallecular cavity of second connecting rod 30 is provided with limited block
32, limited block 32 limits the maximum rotation angle that is rotated around the 4th articulated shaft 21 of first connecting rod 20, on first connecting rod 20 close to
And positioned at 21 top of the 4th articulated shaft lever arm and limited block 32 against forming spacing cooperation, first connecting rod 20 during the support level,
It is in straight direction that second connecting rod 30 is overall.Therefore, when the maximum rotation angle that first connecting rod 20 is rotated around the 4th articulated shaft 21,
The lever arm of one connecting rod 20 continues to overturn with limited block 32 against spacing cooperation, limitation first connecting rod 20 is formed, and reaches stable position
Put.
Preferably, first connecting rod 20 and limited block 32 are against forming at spacing cooperation position, the 4th articulated shaft 21 and second
The extended line of the line between line and the 4th articulated shaft 21 and 31 shaft core of the 3rd articulated shaft between the shaft core of articulated shaft 12 it
Between angle α be 0-10 °, preferably 3-5 °.In fact when hydraulic cylinder 40 drives flashboard 10 to be in extreme higher position, the 4th articulated shaft
21st, the shaft core line of the second articulated shaft 12 and the 3rd articulated shaft 31 is straight line, and then hydraulic cylinder 40 continues to extend, flashboard 10
A bit, flashboard 10 is in stable water blocking state to slight reactionary drop, at this time the shaft core of the 4th articulated shaft 21 and the second articulated shaft 12 it
Between line and the 4th articulated shaft 21 and 31 shaft core of the 3rd articulated shaft between line extended line between angle α be 0-10 °,
3-5 ° is selected, at this time 40 pressure release of hydraulic cylinder, flashboard 10 is supported by each connecting rod completely.When flashboard 10 needs indexable horizontal, hydraulic pressure
The piston rod of cylinder 10 first makees overhanging action, and first and second connecting rod 20,30 will be from the straight consistent position in limited support position, hydraulic cylinder at this time
10 piston rod starts to bounce back, and drives flashboard 10 to rotate the horizontal position fallen after rise.
The hydraulic cylinder 40 is the back of the body of single-stage cylinder, first and second connecting rod 20,30 and hydraulic cylinder 40 in the cell board of flashboard 10
The water surface is partitioned into being provided with two groups.Since hydraulic cylinder 40 simply drives first and second two 20,30 turns of connecting rods in the utility model
It is dynamic, realize that it is at the mutual alignment relation supported to flashboard 10 with this, so hydraulic cylinder 40 selects single cylinder form to expire
Foot requires, also, the cylinder body length of hydraulic cylinder 40 is about 1/4 of length when two connecting rods 20,30 are straight, you can meets it
The requirement of stroke is shored, is compared compared with the prior art using the scheme of Multi-stage cylinder, cost significantly reduces and reliable.
Claims (7)
1. a kind of flag gate, including flashboard (10), flashboard (10) lower part is hinged with the dam foundation by the first articulated shaft (11), its feature
It is：Be provided with first and second two connecting rods (20,30) between the back side and the dam foundation of flashboard (10), first connecting rod (20) it is upper
End and the back side of flashboard (10) are hinged by the second articulated shaft (12), and lower end and the dam foundation of second connecting rod (30) pass through the 3rd hinge
Spindle (31) is articulated and connected, and the lower end of first connecting rod (20) is cut with scissors with the upper end of second connecting rod (30) by the 4th articulated shaft (21)
Connecing, the back side of flashboard (10) is additionally provided with the hydraulic cylinder (40) for driving flashboard (10) to be rotated around the first articulated shaft (11),
Basis on the cylinder body and riverbed of hydraulic cylinder (40) is hinged, the rod end of the piston rod of hydraulic cylinder (40) and first and second two connecting rods
Be provided with linkage between (20,30), hydraulic cylinder (40) drive link mechanism drive first and second two connecting rods (20,30) it
Between angle be to become larger to the straight position of two bodies of rod.
2. flag gate according to claim 1, it is characterised in that：Hydraulic cylinder (40) cylinder body afterbody passes through the 3rd with the dam foundation
Articulated shaft (31) is hinged, the rod end of piston rod (41) and is hinged by the 5th articulated shaft (42) and one end of drive link (50), drive
The other end of dynamic connecting rod (50) is connected by the 8th articulated shaft (51) with the lower end of first connecting rod (20), and the 8th articulated shaft (51) is located at
Above 4th articulated shaft (21), the both ends of guide link (60) pass through the six, the seven articulated shafts (61,62) and drive link respectively
(50) stage casing and the upper end of second connecting rod (30) is hinged, and the 7th articulated shaft (61) is located at below the 3rd articulated shaft (21).
3. flag gate according to claim 1 or 2, it is characterised in that：First and second connecting rod (20,30) is channel-shaped bar,
When flashboard (10) is in vertical state, notch is directed toward obliquely downward, and hydraulic cylinder (40) is being arranged on the notch of second connecting rod (30) just
Lower section.
4. flag gate according to claim 1 or 2, it is characterised in that：First connecting rod (20) lower end is located at second connecting rod
(30) upper end slot intracavitary, first connecting rod (20) are located on the inside of drive link (50), second connecting rod (30) and drive link (50)
It is respectively positioned on the inside of guide link (60).
5. flag gate according to claim 1 or 2, it is characterised in that：Upper end in the vallecular cavity of second connecting rod (30) is set
Limited block (32) is equipped with, limited block (32) limits the maximum rotation angle that first connecting rod (20) is rotated around the 4th articulated shaft (21),
Matching somebody with somebody against composition is spacing close to and positioned at lever arm and the limited block (32) on the 4th articulated shaft (21) top on first connecting rod (20)
Close, it is in straight direction that first connecting rod (20), second connecting rod (30) are overall during the support level.
6. flag gate according to claim 2, it is characterised in that：First connecting rod (20) and limited block (32) are against composition
At spacing cooperation position, line and the 4th articulated shaft (21) between the 4th articulated shaft (21) and the shaft core of the second articulated shaft (12)
Angle α between the extended line of the 3rd line between articulated shaft (31) shaft core is 0-10 °.
7. flag gate according to claim 3, it is characterised in that：The hydraulic cylinder (40) is single-stage cylinder, first and second
Connecting rod (20,30) and hydraulic cylinder (40) are partitioned into being provided with two groups in the back side of the cell board of flashboard (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227971.5U CN207362816U (en) | 2017-09-22 | 2017-09-22 | Flag gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227971.5U CN207362816U (en) | 2017-09-22 | 2017-09-22 | Flag gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207362816U true CN207362816U (en) | 2018-05-15 |
Family
ID=62349153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227971.5U Withdrawn - After Issue CN207362816U (en) | 2017-09-22 | 2017-09-22 | Flag gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207362816U (en) |
Cited By (1)
| 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 |
-
2017
- 2017-09-22 CN CN201721227971.5U patent/CN207362816U/en not_active Withdrawn - After Issue
Cited By (1)
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230620 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230620 |