CN219470794U - Hydraulic dam with mechanism self-locking and unlocking functions - Google Patents
Hydraulic dam with mechanism self-locking and unlocking functions Download PDFInfo
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- CN219470794U CN219470794U CN202320462621.6U CN202320462621U CN219470794U CN 219470794 U CN219470794 U CN 219470794U CN 202320462621 U CN202320462621 U CN 202320462621U CN 219470794 U CN219470794 U CN 219470794U
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Abstract
The hydraulic dam with the mechanism self-locking and unlocking functions comprises a first embedded part which is cast inside a dam foundation of the hydraulic dam; the side part of the door leaf body is provided with a door leaf connecting rod hinged support, the connecting rod mechanism comprises an upper connecting rod and a lower connecting rod, the hydraulic cylinder assembly comprises a hydraulic cylinder driving rod head and a hydraulic cylinder body, and the connecting rod mechanism and the hydraulic cylinder assembly are connected with a common supporting base; the upper part of the upper connecting rod is connected with the door leaf body through a door leaf connecting rod hinged support, the lower part of the upper connecting rod is hinged with the upper part of the lower connecting rod, the middle part of the lower connecting rod is hinged with a hydraulic cylinder driving rod head, the lower part of the lower connecting rod is hinged with the upper part of the shared supporting base, the hydraulic cylinder driving rod head is connected with the hydraulic cylinder body, and the hydraulic cylinder body is hinged with the lower part of the shared supporting base; the second embedded part is cast inside the dam foundation of the hydraulic dam, and the shared support base is fixedly connected with the second embedded part. The hydraulic cylinder does not need to maintain pressure, can prolong the service life of the hydraulic cylinder assembly, and is convenient to maintain and replace parts of the hydraulic cylinder.
Description
Technical Field
The utility model relates to a hydraulic dam, in particular to a hydraulic dam with a mechanism self-locking and unlocking function.
Background
At present, a hydraulic lifting dam operated in the market is generally opened and closed by a hydraulic cylinder, when the dam ascends to a proper position for water storage, the hydraulic cylinder is used for maintaining pressure to support the dam for water blocking, hydraulic locking is adopted for realizing long-term water storage of the dam, and in the long-term water storage process, a hydraulic system and the hydraulic cylinder have the problem of leakage and pressure relief.
At present, a plurality of energy storage and energy supplementing modes are adopted to prolong the water storage time of the hydraulic dam, but the mode can only be used under the condition that a hydraulic system and a hydraulic cylinder have no external leakage and small internal leakage, and the hydraulic dam cannot work under the condition that the external leakage or the internal leakage is large, so that damaged hydraulic parts are required to be maintained or replaced. Because factors such as hydraulic system component life, pneumatic cylinder manufacturing accuracy, system installation quality and sealing member life influence, equipment can exist hydraulic system hydraulic oil leakage problem after using certain time, and in case hydraulic oil appears leaking and then can constantly increase, the pneumatic cylinder leaks and then can pollute the river course, and even equipment can't satisfy the operation requirement, still need fixed support dam door before can maintaining when maintenance changes pneumatic cylinder and sealing member, very inconvenient.
In view of the above, it is necessary to develop a hydraulic dam technical solution with a mechanism self-locking and unlocking function.
Disclosure of Invention
The utility model aims to provide a hydraulic dam with a mechanism self-locking and unlocking function, and solves the problems that a traditional scheme hydraulic system and a hydraulic cylinder have leakage and pressure relief, hydraulic locking is easy to fail, and long-term water storage cannot be realized.
The technical scheme for solving the technical problems is as follows: a hydraulic dam with mechanism self-locking and unlocking functions comprises a unit dam door, a first embedded part, a connecting rod mechanism, a hydraulic cylinder assembly and a second embedded part;
the unit dam door comprises a door leaf body and a door leaf support, wherein the door leaf body is connected with the door leaf support through a door leaf bottom shaft, and the door leaf support is fixedly connected with the first embedded part; the first embedded part is cast in the dam foundation of the hydraulic dam;
the side part of the door leaf body is provided with a door leaf connecting rod hinged support, the connecting rod mechanism comprises an upper connecting rod and a lower connecting rod, the hydraulic cylinder assembly comprises a hydraulic cylinder driving rod head and a hydraulic cylinder body, and the connecting rod mechanism and the hydraulic cylinder assembly are connected with a common supporting base;
the upper part of the upper connecting rod is connected with the door leaf body through the door leaf connecting rod hinged support, the lower part of the upper connecting rod is hinged with the upper part of the lower connecting rod, the middle part of the lower connecting rod is hinged with the hydraulic cylinder driving rod head, the lower part of the lower connecting rod is hinged with the upper part of the shared supporting base, the hydraulic cylinder driving rod head is connected with the hydraulic cylinder body, and the hydraulic cylinder body is hinged with the lower part of the shared supporting base;
the second embedded part is cast inside a dam foundation of the hydraulic dam, and the shared support base is fixedly connected with the second embedded part.
As the hydraulic dam with the mechanism self-locking and unlocking functions, the number of the first embedded parts is two, and the two groups of the first embedded parts are symmetrically distributed on two sides of the second embedded parts.
As the hydraulic dam with mechanism self-locking and unlocking functions, the second embedded part comprises a horizontal embedded part and a vertical embedded part, the horizontal embedded part and the vertical embedded part are distributed in a vertical state, the bottom of the shared support base is welded with the horizontal embedded part, and the side part of the shared support base is welded with the vertical embedded part.
As a preferable scheme of the hydraulic dam with the mechanism self-locking and unlocking functions, a rotating fit strip hole with a preset length is formed at the connection position of the upper part of the upper connecting rod and the hinge support of the door leaf connecting rod; the end part of the upper connecting rod is semicircular.
As a preferable scheme of the hydraulic dam with the mechanism self-locking and unlocking functions, the side part of the door leaf body is connected with a door leaf water stop sealing piece.
The utility model has the beneficial effects that the unit dam door, the first embedded part, the connecting rod mechanism, the hydraulic cylinder assembly and the second embedded part are arranged; the unit dam door comprises a door leaf body and a door leaf support, wherein the door leaf body is connected with the door leaf support through a door leaf bottom shaft, and the door leaf support is fixedly connected with the first embedded part; the first embedded part is cast in the dam foundation of the hydraulic dam; the side part of the door leaf body is provided with a door leaf connecting rod hinged support, the connecting rod mechanism comprises an upper connecting rod and a lower connecting rod, the hydraulic cylinder assembly comprises a hydraulic cylinder driving rod head and a hydraulic cylinder body, and the connecting rod mechanism and the hydraulic cylinder assembly are connected with a common supporting base; the upper part of the upper connecting rod is connected with the door leaf body through a door leaf connecting rod hinged support, the lower part of the upper connecting rod is hinged with the upper part of the lower connecting rod, the middle part of the lower connecting rod is hinged with a hydraulic cylinder driving rod head, the lower part of the lower connecting rod is hinged with the upper part of the shared supporting base, the hydraulic cylinder driving rod head is connected with the hydraulic cylinder body, and the hydraulic cylinder body is hinged with the lower part of the shared supporting base; the second embedded part is cast inside the dam foundation of the hydraulic dam, and the shared support base is fixedly connected with the second embedded part. The hydraulic cylinder assembly does not work when water is stored, the hydraulic cylinder assembly is completely in a pressure relief state, the stress is supported by the connecting rod mechanism arranged on the dam foundation and transmitted to the dam foundation when the unit dam door stores water, the connecting rod mechanism has a mechanism self-locking function when the water is stored, the stress is irrelevant to the hydraulic cylinder assembly, the hydraulic cylinder assembly does not need to maintain pressure, the service life of the hydraulic cylinder assembly can be prolonged, and meanwhile, other fixed support unit dam doors are not needed when the unit dam door is overhauled, so that the maintenance and the replacement of parts of the hydraulic cylinder assembly are convenient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model.
Fig. 1 is a schematic diagram of a hydraulic dam flood storage state with a mechanism self-locking and unlocking function according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a hydraulic dam flood discharge state with a mechanism self-locking and unlocking function according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a combination of a link mechanism and a hydraulic cylinder assembly in a hydraulic dam flood storage state with a mechanism self-locking and unlocking function according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a combination of a link mechanism and a hydraulic cylinder assembly in a hydraulic dam flood discharge state with a mechanism self-locking and unlocking function according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a unit dam door of a hydraulic dam with a self-locking and unlocking function according to an embodiment of the present utility model;
fig. 6 is a schematic diagram of a hydraulic system of a hydraulic dam with a mechanism self-locking and unlocking function according to an embodiment of the present utility model.
In the figure, 1, a unit dam door; 2. the first embedded part; 3. a link mechanism; 4. a hydraulic cylinder assembly; 5. the second embedded part; 6. a door leaf body; 7. a door leaf support; 8. a door leaf bottom shaft; 9. a dam foundation; 10. hinge support of door leaf connecting rod; 11. an upper connecting rod; 12. a lower connecting rod; 13. the hydraulic cylinder drives the club head; 14. a hydraulic cylinder body; 15. sharing a support base; 16. a horizontal embedded part; 17. a vertical embedded part; 18. rotating the matched strip hole; 19. door leaf sealing member.
In the figure, arrows at the cross section indicate the cross-sectional structure.
The left and right open arrows in fig. 1 and 2 represent the water flow direction.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1, 2, 3, 4 and 5, the embodiment of the utility model provides a hydraulic dam with a mechanism self-locking and unlocking function, which comprises a unit dam door 1, a first embedded part 2, a connecting rod mechanism 3, a hydraulic cylinder assembly 4 and a second embedded part 5;
the unit dam door 1 comprises a door leaf body 6 and a door leaf support 7, wherein the door leaf body 6 is connected with the door leaf support 7 through a door leaf bottom shaft 8, and a door leaf water stop sealing piece 19 is connected to the side part of the door leaf body 6; the door leaf support 7 is fixedly connected with the first embedded part 2; the first embedded part 2 is cast inside a dam foundation 9 of the hydraulic dam;
the side part of the door leaf body 6 is provided with a door leaf connecting rod hinged support 10, the connecting rod mechanism 3 comprises an upper connecting rod 11 and a lower connecting rod 12, the hydraulic cylinder assembly 4 comprises a hydraulic cylinder driving rod head 13 and a hydraulic cylinder body 14, and the connecting rod mechanism 3 and the hydraulic cylinder assembly 4 are commonly connected with a common supporting base 15;
the upper part of the upper connecting rod 11 is connected with the door leaf body 6 through a door leaf connecting rod hinged support 10, the lower part of the upper connecting rod 11 is hinged with the upper part of the lower connecting rod 12, the middle part of the lower connecting rod 12 is hinged with a hydraulic cylinder driving rod head 13, the lower part of the lower connecting rod 12 is hinged with the upper part of a shared supporting base 15, the hydraulic cylinder driving rod head 13 is connected with a hydraulic cylinder body 14, and the hydraulic cylinder body 14 is hinged with the lower part of the shared supporting base 15;
the second embedded part 5 is cast inside the dam foundation 9 of the hydraulic dam, and the shared support base 15 is fixedly connected with the second embedded part 5.
In the embodiment, the number of the first embedded parts 2 is two, and the two groups of the first embedded parts 2 are symmetrically distributed on two sides of the second embedded part 5; the second embedded part 5 comprises a horizontal embedded part 16 and a vertical embedded part 17, the horizontal embedded part 16 and the vertical embedded part 17 are distributed in a vertical state, the bottom of the shared support base 15 is welded with the horizontal embedded part 16, and the side part of the shared support base 15 is welded with the vertical embedded part 17; a rotating fit bar hole 18 with a preset length is formed at the connection position of the upper part of the upper connecting rod 11 and the hinge support 10 of the door leaf connecting rod; the end of the upper link 11 is semicircular.
Specifically, the unit dam door 1 is fixedly hinged with the first embedded part 2 through a door leaf bottom shaft 8 and a door leaf support 7 in a welding way, the middle upper part of the unit dam door 1 is hinged with one end of an upper connecting rod 11 of the connecting rod mechanism 3, the upper connecting rod 11 can rotate around a door leaf connecting rod hinged support 10 and is limited to rotate within a range of 180 degrees, the other end of the upper connecting rod 11 is hinged with the upper end of a lower connecting rod 12, the lower end of the lower connecting rod 12 is hinged with a shared support base 15, the middle part of the lower connecting rod 12 is hinged with a hydraulic cylinder driving rod head 13, the hydraulic cylinder assembly 4 and the connecting rod mechanism 3 are fixed by adopting a shared support base 15, and the shared support base 15 is welded on a horizontal embedded part 16 and a vertical embedded part 17 of the second embedded part 5.
The rotation of the upper part of the upper connecting rod 11 relative to the hinge support 10 of the door leaf connecting rod can be realized through the rotation fit strip hole 18, and the end part of the upper connecting rod 11 adopts a semicircular design, so that the upper connecting rod 11 can rotate 180 degrees to perform position conversion.
In auxiliary figures 1, 3 and 6, when the unit dam door 1 is lifted, a dam door lifting button on an electrical control cabinet is operated, pressure oil is conveyed by a system, enters a rodless cavity of the hydraulic cylinder assembly 4 through a reversing valve and an oil pipe to push a piston, drives a hydraulic cylinder driving rod head 13 to extend out, and drives a lower connecting rod 12 and an upper connecting rod 11 to pull the unit dam door 1 to rotate around a door leaf support 7, so that the door leaf body 6 is lifted. When the door leaf body 6 is lifted in place, namely the hydraulic cylinder driving rod head 13 extends to a position, the upper connecting rod 11 rotates 180 degrees and then is in lower limit contact with the door leaf body 6, the door leaf body 6 stops lifting, the hydraulic system stops working, the unit dam door 1 starts to store water, the unit dam door 1 inclines downwards at a certain angle (70-75 degrees) with the horizontal, the upper connecting rod 11 abuts against the door leaf body 6 under the support of the lower connecting rod 12 due to the gravity component force and the hydraulic force of the unit dam door 1, at the moment, the upper connecting rod 11 and the unit dam door 1 form a rigid whole, the unit dam door 1, the lower connecting rod 12 and the dam foundation 9 are triangular three components according to the stable structural characteristics of a triangle, under the condition, all stress (including the gravity and the hydraulic force of the door) of the unit dam door 1 is born by the triangular framework and is transmitted to the dam foundation 9, and the hydraulic cylinder assembly 4 and the hydraulic system are in a non-working state.
In the auxiliary figures 2, 4 and 6, when the unit dam 1 descends, the upper dam descending button of the electrical control cabinet is operated, the system conveys pressure oil to enter the rod cavity of the hydraulic cylinder assembly 4 through the reversing valve and the oil pipe to push the piston, the hydraulic cylinder is driven to drive the rod head 13 to shrink, the lower connecting rod 12 and the upper connecting rod 11 are driven to drive the unit dam 1 to rotate around the gate blade support 7, the gate blade body 6 descends to a position, namely the unit dam 1 is parallel to the horizontal plane on the horizontal plane, the upper connecting rod 11 reversely rotates for 180 degrees and then is in limiting contact with the gate blade body 6, the gate blade body 6 stops descending, the hydraulic system stops working, the unit dam 1 starts to flood, and at the moment, the hydraulic cylinder assembly 4 and the hydraulic system are in a pressure relief non-working state. According to flood discharge requirements, if emergency flood discharge is required in a power failure state, a manual pump control system can be additionally arranged on the hydraulic system, and electroless flood discharge can be realized by operating a manual pump and related control valves.
In one embodiment of the hydraulic dam with the mechanism self-locking and unlocking functions, a plurality of hydraulic dams can be installed side by side according to the width of a river channel, the water head is within 6 meters, each door can be opened and closed by a single oil cylinder or two oil cylinders, and each unit door can be opened and closed independently or simultaneously.
In summary, the unit dam door 1, the first embedded part 2, the connecting rod mechanism 3, the hydraulic cylinder assembly 4 and the second embedded part 5 are arranged; the unit dam door 1 comprises a door leaf body 6 and a door leaf support 7, wherein the door leaf body 6 is connected with the door leaf support 7 through a door leaf bottom shaft 8, and the door leaf support 7 is fixedly connected with the first embedded part 2; the first embedded part 2 is cast inside a dam foundation 9 of the hydraulic dam; the side part of the door leaf body 6 is provided with a door leaf connecting rod hinged support 10, the connecting rod mechanism 3 comprises an upper connecting rod 11 and a lower connecting rod 12, the hydraulic cylinder assembly 4 comprises a hydraulic cylinder driving rod head 13 and a hydraulic cylinder body 14, and the connecting rod mechanism 3 and the hydraulic cylinder assembly 4 are commonly connected with a common supporting base 15; the upper part of the upper connecting rod 11 is connected with the door leaf body 6 through the door leaf connecting rod hinged support 10, the lower part of the upper connecting rod 11 is hinged with the upper part of the lower connecting rod 12, the middle part of the lower connecting rod 12 is hinged with the hydraulic cylinder driving rod head 13, the lower part of the lower connecting rod 12 is hinged with the upper part of the shared supporting base 15, the hydraulic cylinder driving rod head 13 is connected with the hydraulic cylinder body 14, and the hydraulic cylinder body 14 is hinged with the lower part of the shared supporting base 15; the second embedded part 5 is cast inside the dam foundation 9 of the hydraulic dam, and the shared support base 15 is fixedly connected with the second embedded part 5. According to the utility model, the hydraulic cylinder assembly 4 does not work when water is stored, the hydraulic cylinder assembly 4 is completely in a pressure relief state, the force is supported by the connecting rod mechanism 3 arranged on the dam foundation 9 and transmitted to the dam foundation 9 when the unit dam door 1 stores water, the connecting rod mechanism 3 has a mechanism self-locking function when the water is stored, the force is independent of the hydraulic cylinder assembly 4, the energy consumption is zero, the hydraulic cylinder assembly 4 does not need to maintain pressure, the service life of the hydraulic cylinder assembly 4 can be prolonged, and meanwhile, other fixed support units of the unit dam door 1 are not needed when the unit dam door is overhauled, so that the maintenance and the replacement of parts of the hydraulic cylinder assembly 4 are convenient.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The hydraulic dam with the mechanism self-locking and unlocking functions is characterized by comprising a unit dam door (1), a first embedded part (2), a connecting rod mechanism (3), a hydraulic cylinder assembly (4) and a second embedded part (5);
the unit dam door (1) comprises a door leaf body (6) and a door leaf support (7), wherein the door leaf body (6) is connected with the door leaf support (7) through a door leaf bottom shaft (8), and the door leaf support (7) is fixedly connected with the first embedded part (2); the first embedded part (2) is cast inside a dam foundation (9) of the hydraulic dam;
the side part of the door leaf body (6) is provided with a door leaf connecting rod hinged support (10), the connecting rod mechanism (3) comprises an upper connecting rod (11) and a lower connecting rod (12), the hydraulic cylinder assembly (4) comprises a hydraulic cylinder driving rod head (13) and a hydraulic cylinder body (14), and the connecting rod mechanism (3) and the hydraulic cylinder assembly (4) are commonly connected with a common supporting base (15);
the upper part of the upper connecting rod (11) is connected with the door leaf body (6) through the door leaf connecting rod hinged support (10), the lower part of the upper connecting rod (11) is hinged with the upper part of the lower connecting rod (12), the middle part of the lower connecting rod (12) is hinged with the hydraulic cylinder driving rod head (13), the lower part of the lower connecting rod (12) is hinged with the upper part of the shared supporting base (15), the hydraulic cylinder driving rod head (13) is connected with the hydraulic cylinder body (14), and the hydraulic cylinder body (14) is hinged with the lower part of the shared supporting base (15);
the second embedded part (5) is cast inside a dam foundation (9) of the hydraulic dam, and the shared support base (15) is fixedly connected with the second embedded part (5).
2. The hydraulic dam with the mechanism self-locking and unlocking functions according to claim 1, wherein the number of the first embedded parts (2) is two, and the two groups of the first embedded parts (2) are symmetrically distributed on two sides of the second embedded parts (5).
3. The hydraulic dam with mechanism self-locking and unlocking functions according to claim 2, wherein the second embedded part (5) comprises a horizontal embedded part (16) and a vertical embedded part (17), the horizontal embedded part (16) and the vertical embedded part (17) are distributed in a vertical state, the bottom of the common support base (15) is welded with the horizontal embedded part (16), and the side part of the common support base (15) is welded with the vertical embedded part (17).
4. A hydraulic dam with self-locking and unlocking functions according to claim 1, characterized in that a rotating fit strip hole (18) with a preset length is formed at the connection position of the upper part of the upper connecting rod (11) and the hinge support (10) of the door leaf connecting rod; the end part of the upper connecting rod (11) is semicircular.
5. A hydraulic dam with self-locking and unlocking function according to claim 1, characterized in that the side of the flap body (6) is connected with a flap water seal (19).
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CN202320462621.6U CN219470794U (en) | 2023-03-11 | 2023-03-11 | Hydraulic dam with mechanism self-locking and unlocking functions |
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CN202320462621.6U CN219470794U (en) | 2023-03-11 | 2023-03-11 | Hydraulic dam with mechanism self-locking and unlocking functions |
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CN219470794U true CN219470794U (en) | 2023-08-04 |
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CN202320462621.6U Active CN219470794U (en) | 2023-03-11 | 2023-03-11 | Hydraulic dam with mechanism self-locking and unlocking functions |
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