CN116289803A

CN116289803A - Inverse triangle supporting mechanical self-locking type water retaining dam

Info

Publication number: CN116289803A
Application number: CN202211093611.6A
Authority: CN
Inventors: 苏一旺; 孙一超; 查晓军
Original assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Current assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-06-23

Abstract

The invention relates to an inverse triangle supporting mechanical self-locking type water retaining dam which comprises a dam hinge support and a dam body hinged at the upper end of the dam hinge support, wherein the dam body and the ground are supported by a folding supporting structure, the folding supporting structure is driven by a hydraulic cylinder and comprises a pull rod base fixed with the ground, a lower pull rod hinged at the upper end of the pull rod base and an upper connecting rod hinged between the lower pull rod and the dam body. This barrage has set up the auto-lock bearing structure of reverse triangle, and auto-lock structure makes the hydro-cylinder need not carry out long-time atress, has alleviateed oil piping system and control system's cost, and reverse triangle's supporting means has saved installation space, and then covers the back water face of dam body through the guard plate, and pneumatic cylinder and folding bearing structure can protect, improves the life of subassembly such as hydro-cylinder greatly.

Description

Inverse triangle supporting mechanical self-locking type water retaining dam

Technical Field

The invention belongs to the technical field of hydraulic dams, and particularly relates to an inverse triangle supporting mechanical self-locking type water retaining dam.

Background

The hydraulic dam is a hydraulic concrete lifting dam, is a relatively simple movable dam technology of water conservancy technology, is widely applied to construction of agricultural irrigation, fishery, ship locks, sea water tide blocking, urban river landscape engineering, small hydropower stations and the like, is a movable dam adopting a self-unloading automobile mechanics principle and combining with a hydraulic structural type of a buttress dam, and has double functions of water blocking and water draining.

The existing hydraulic dam is mainly supported by the hydraulic cylinder directly under the force or is similar to the principle of a dump truck, the hydraulic cylinder and the mechanical rod are supported in an auxiliary mode, the hydraulic cylinder needs to keep pressure continuously in a supporting mode, long-term use is not facilitated under outdoor conditions, and an oil circuit system and a control system of the hydraulic cylinder are not protected, so that the service life of the hydraulic dam is greatly reduced.

Disclosure of Invention

The invention aims to solve the problems and provide an inverse triangle supporting mechanical self-locking type water blocking dam.

The invention realizes the above purpose through the following technical scheme:

the utility model provides an anti-triangle support machinery auto-lock formula barrage, includes dam hinge support and articulates the dam body in dam hinge support upper end, support through folding bearing structure between dam body and the ground, folding bearing structure drives through the pneumatic cylinder, folding bearing structure includes the pull rod base fixed with the ground, articulates the lower pull rod in pull rod base upper end and articulates go up the connecting rod between lower pull rod and the dam body, the shape of going up the connecting rod is obtuse triangle, the obtuse angle of going up the connecting rod is inclined downwards, the hydro-cylinder arm of pneumatic cylinder articulates the setting with the obtuse angle department of last connecting rod, go up the connecting rod and be provided with the limit structure who is used for continuing to fold downwards after connecting rod and lower pull rod are flattened with lower pull rod articulated department, limit structure is including fixing the self-locking piece at last connecting rod tip to and set up in the tip of lower pull rod and with the angle limit that the self-locking piece matches.

As a further optimization scheme of the invention, the dam hinge support comprises a chassis fixed with the ground, wherein the chassis is fixed with the ground through pouring or bolts, the top end of the dam hinge support is provided with a long shaft for hinging the dam body, the dam hinge support is used for being fixed with the ground, and the dam body is lifted or falls down through the long shaft, so that the dam body can conveniently play a role of water blocking or water draining.

As a further optimization scheme of the invention, the dam body is in a cambered surface shape, the convex surface is used for retaining water, and the concave surface is provided with mutually staggered reinforcing ribs and cross beams for increasing the mechanical property of the dam body.

As a further optimization scheme of the invention, the side edges of the dam body are provided with butt joint edges for butt joint with adjacent water retaining dams.

As a further optimization scheme of the invention, the butt joint edges are long strips with rubber pads covered on the surfaces, and the butt joint edges are used for improving the waterproof performance of the contact positions of the adjacent barrages.

As a further optimization scheme of the invention, the back surface of the dam body is also provided with a folding protection plate, the protection plate comprises a hinge base fixed on the ground, a lower hinge plate arranged at the upper end of the hinge base, and an upper hinge plate hinged between the top end of the lower hinge plate and the dam body, and the hinge plate is used for shielding the structure behind the dam body and can effectively prevent sundries from contacting with components such as a hydraulic cylinder.

As a further optimization scheme of the invention, a limiting piece is arranged at the hinge joint of the upper hinge plate and the lower hinge plate and used for preventing the upper hinge plate and the lower hinge plate from folding towards the direction close to the dam body, and when the dam body falls, the hinge plates correspondingly fold outwards to fall.

The invention has the beneficial effects that:

the invention is provided with the self-locking supporting structure of the reverse triangle, the self-locking structure ensures that the oil cylinder does not need to bear force for a long time, reduces the cost of an oil circuit system and a control system, saves the installation space by adopting the supporting mode of the reverse triangle, further covers the back surface of the dam body through the protection plate, protects the hydraulic cylinder and the folding supporting structure, and greatly prolongs the service life of components such as the oil cylinder.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a side view of the present invention after folding;

FIG. 4 is an enlarged view of the portion A of FIG. 2 in accordance with the present invention;

in the figure: 11. a dam hinge support; 12. a long axis; 13. a dam body; 14. butt joint edges; 15. a cross beam; 16. reinforcing ribs; 21. an upper connecting rod; 22. a pull-down rod; 23. a pull rod base; 24. corner edges; 25. a self-locking block; 31. an oil cylinder base; 32. a hydraulic cylinder; 33. an oil cylinder arm; 41. a lower hinge plate; 42. an upper hinge plate; 43. and a hinge base.

Detailed Description

The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.

Example 1

As shown in fig. 1-4, an inverse triangle supporting mechanical self-locking type water retaining dam comprises a dam hinge support 11 and a dam body 13 hinged at the upper end of the dam hinge support 11, wherein the dam hinge support 11 comprises a chassis fixed with the ground, the chassis is fixed with the ground through pouring or bolts, and a long shaft 12 for hinging the dam body 13 is arranged at the top end of the dam hinge support 11.

It should be noted that, when the retaining dam is used, the retaining dam needs to be based on the concrete ground, and a plurality of retaining dams are combined for use, the sides of adjacent retaining dams are contacted with each other, the gap at the bottom of the dam body 13 can be plugged by a sand bag, or can be plugged stepwise according to the topography, or a low-height dam hinge support 11 is adopted, so that the height of the long shaft 12 is close to the ground.

In order to increase the mechanical properties of the dam body 13 and prevent water leakage caused by deformation, the dam body 13 is in a cambered surface shape, the convex surface is used for retaining water, and the concave surface is provided with mutually staggered reinforcing ribs 16 and cross beams 15.

In order to improve the waterproof performance of the side edges of the adjacent dam body 13, the side edges of the dam body 13 are provided with butt edges 14, and the butt edges 14 are long strips with rubber pads coated on the surfaces.

The dam body 13 and the ground are supported through a folding support structure, the folding support structure is driven through a hydraulic cylinder 32, the hydraulic cylinder 32 is fixed on the ground close to the dam hinge support 11 through an oil cylinder base 31, the folding support structure is folded in a direction away from the dam body 13, the folding support structure comprises a pull rod base 23 fixed with the ground, a lower pull rod 22 hinged to the upper end of the pull rod base 23, and an upper connecting rod 21 hinged between the lower pull rod 22 and the dam body 13, the upper connecting rod 21 is in an obtuse triangle shape, the obtuse angle of the upper connecting rod 21 obliquely faces downwards to the direction of the dam body 13, and when the dam body 13 is lifted, the hydraulic cylinder 32 pulls back the oil cylinder arm 33, so that the upper connecting rod 21 and the lower pull rod 22 which are folded are straightened.

It should be noted that, the hydraulic cylinder 32 only plays a role of driving the upper link 21 and the lower link 22 to fold or straighten, and does not support the dam 13, and the following requirements are required to be satisfied by the position selection of the hydraulic cylinder 32: after the folding, as shown in fig. 3, the hinge shaft of the upper connecting rod 21 and the lower pull rod 22 must be located below the extension line of the oil cylinder arm 33, and when the oil cylinder arm 33 is retracted, the upper connecting rod 21 and the lower pull rod 22 are driven to straighten, whereas, as shown in fig. 2, after the folding, the hinge shaft of the upper connecting rod 21 and the dam body 13 needs to be located at the left end of the extension line of the oil cylinder arm 33, and when the oil cylinder arm 33 is extended, the upper connecting rod 21 and the lower pull rod 22 are driven to fold.

In order to realize the self-locking of the upper connecting rod 21 and the lower pull rod 22, a limiting structure for limiting the upper connecting rod 21 and the lower pull rod 22 to fold obliquely downwards is arranged at the hinged position of the upper connecting rod 21 and the lower pull rod 22, the limiting structure comprises a self-locking block 25 fixed at the end part of the upper connecting rod 21, an angular edge 24 matched with the self-locking block 25 is arranged at the end part of the lower pull rod 22, an obtuse angle position of an oil cylinder arm 33 of a hydraulic cylinder 32 and the upper connecting rod 21 is hinged, the limiting structure is used for limiting the upper connecting rod 21 and the lower pull rod 22 to fold towards one side close to the dam body 13, and further the upper connecting rod 21 and the lower pull rod 22 play a supporting role.

Example 2

As shown in fig. 2-3, in order to further improve the protection performance of the hydraulic cylinder 32, the back surface of the dam body 13 is further provided with a folding protection plate, and due to the inverted triangle design of the supporting structure, the included angle between the folding supporting structure and the ground is larger, so that the back surface of the dam body 13 is left with a space for installing the protection plate, the protection plate comprises a hinge base 43 fixed on the ground, a lower hinge plate 41 arranged at the upper end of the hinge base 43, and an upper hinge plate 42 hinged between the top end of the lower hinge plate 41 and the dam body 13, and a limiting piece is arranged at the hinge position of the upper hinge plate 42 and the lower hinge plate 41 for preventing the upper hinge plate 42 and the lower hinge plate 41 from folding towards the direction close to the dam body 13, and the inverted triangle self-locking supporting structure saves installation space, so that the hydraulic cylinder 32 and the folding supporting structure are protected by the protection plate covering the back surface of the dam body 13, thereby greatly improving the service life.

The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. 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 invention, which are all within the scope of the invention.

Claims

1. The utility model provides an anti-triangle-shaped supports machinery auto-lock barrage, includes dam hinge support (11) and articulates dam body (13) in dam hinge support (11) upper end, support through folding bearing structure between dam body (13) and the ground, folding bearing structure drives its characterized in that through pneumatic cylinder (32): the folding supporting structure comprises a pull rod base (23) fixed with the ground, a lower pull rod (22) hinged to the upper end of the pull rod base (23), and an upper connecting rod (21) hinged between the lower pull rod (22) and a dam body (13), wherein the upper connecting rod (21) is in an obtuse triangle shape, an obtuse angle of the upper connecting rod (21) is inclined downwards, an oil cylinder arm (33) of the hydraulic cylinder (32) is hinged to an obtuse angle of the upper connecting rod (21), a limiting structure for limiting the upper connecting rod (21) to be folded downwards after being flattened with the lower pull rod (22) is arranged at the hinged position of the upper connecting rod (21) and the lower pull rod (22), and the limiting structure comprises a self-locking block (25) fixed at the end part of the upper connecting rod (21) and an angle edge (24) arranged at the end part of the lower pull rod (22) and matched with the self-locking block (25).

2. An inverted triangular support mechanical self locking barrage according to claim 1, wherein: the dam hinge support (11) comprises a chassis fixed with the ground, wherein the chassis is fixed with the ground through pouring or bolts, and a long shaft (12) for hinging the dam body (13) is arranged at the top end of the dam hinge support (11).

3. An inverted triangular support mechanical self locking barrage according to claim 1, wherein: the dam body (13) is in a cambered surface shape, the convex surface is used for retaining water, and the concave surface is provided with mutually staggered reinforcing ribs (16) and cross beams (15).

4. An inverted triangular support mechanical self locking barrage according to claim 1, wherein: the side of the dam body (13) is provided with a butt joint edge (14).

5. An inverted triangular support mechanical self locking barrage according to claim 4, wherein: the butt joint edge (14) is a strip with a rubber pad covered on the surface.

6. An inverted triangular support mechanical self locking barrage according to claim 1, wherein: the back surface of the dam body (13) is also provided with a folding protection plate, and the protection plate comprises a hinge base (43) fixed on the ground, a lower hinge plate (41) arranged at the upper end of the hinge base (43) and an upper hinge plate (42) hinged between the top end of the lower hinge plate (41) and the dam body (13).

7. An inverted triangular support mechanical self locking barrage according to claim 6, wherein: and a limiting piece is arranged at the hinge joint of the upper hinge plate (42) and the lower hinge plate (41) and used for preventing the upper hinge plate (42) and the lower hinge plate (41) from being folded towards the direction close to the dam body (13).