CN216194532U

CN216194532U - High-safety connecting rod lifting type hydraulic dam

Info

Publication number: CN216194532U
Application number: CN202122711736.8U
Authority: CN
Inventors: 孙一超; 苏一旺; 查晓军; 孙军
Original assignee: Anhui Shengda Hydraulic Dam Technology Co ltd; Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Current assignee: Anhui Shengda Hydraulic Dam Technology Co ltd; Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to a connecting rod lifting type hydraulic dam with high safety, which comprises a bottom plate, a plurality of supports connected to the bottom plate, a bottom shaft connected to the supports, a door leaf connected to the bottom shaft, a top pipe connected to the top of the door leaf, a connecting rod supporting mechanism connected between the door leaf and the supports, and a hydraulic cylinder connected between the connecting rod supporting mechanism and the supports, wherein the hydraulic cylinder drives the door leaf to rotate around the bottom shaft, the connecting rod supporting mechanism comprises a hinge frame connected to the door leaf, a plurality of second connecting rods hinged to the hinge frame, a first connecting rod hinged to one end of the second connecting rods, and a middle shaft rod hinged between the second connecting rods, and the middle shaft rod is connected with the output end of the hydraulic cylinder. This high connecting rod formula hydraulic pressure dam of lifting of security can carry out all-round effectual protection to connecting rod supporting mechanism, can adjust this protection machanism's extension protection scope simultaneously, is applicable to different connecting rod supporting mechanism, also is applicable to different operational environment, and the accommodation process is convenient and stable.

Description

High-safety connecting rod lifting type hydraulic dam

Technical Field

The utility model belongs to the field of hydraulic dams, and particularly relates to a connecting rod lifting type hydraulic dam with high safety.

Background

The hydraulic dam refers to a hydraulic concrete lifting dam, and is a movable dam technology which is relatively simple in water conservancy and science and technology. It is widely applied to agricultural irrigation, fishery, ship lock, sea water tidal barrier, city river landscape engineering, small hydropower station and other constructions.

The hydraulic dam, the water conservancy landscape movable dam, the hydraulic lifting dam and the hinge movable dam are collectively called as movable dams, and have the advantage of large span which is incomparable with the conventional sluice.

The hydraulic lifting dam is a movable dam which adopts the mechanical principle of a dump truck and combines the hydraulic structure type of a buttress dam, and has double functions of water retaining and water draining.

The hydraulic lifting dam is composed of an arc (or straight) dam face, a hydraulic rod, a support rod, a hydraulic cylinder and a hydraulic pump station.

The hydraulic cylinder is directly used for supporting the back of the movable water retaining dam face with the bottom as an axis, so that the aims of lifting the dam to retain water and lowering the dam to discharge flood are fulfilled. The back of the movable dam face is supported by the sliding support rods to form a stable supporting pier dam. The small hydraulic cylinder and the limiting clamp are adopted to form the mutual exchange of the fixing and the moving of the supporting pier dam, so that the aims of fixedly blocking water and movably lowering the dam are fulfilled. A manual push rod switch is adopted to control and operate a hydraulic system, and the lifting of the movable dam face is manually operated according to the flood fluctuation.

At present, hydraulic cylinders and connecting rod supporting devices used in common hydraulic dams are mostly directly exposed outside, and no effective protection mechanism protects the hydraulic cylinders and the connecting rod supporting devices, so that the hydraulic cylinders and the connecting rod supporting devices are easily affected by external factors and are easily damaged, the stability of the hydraulic cylinders and the connecting rod supporting devices is poor, and certain potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a connecting rod lifting type hydraulic dam which is simple in structure, reasonable in design and high in safety.

The utility model realizes the purpose through the following technical scheme:

a high-safety connecting rod lifting type hydraulic dam comprises a bottom plate, a plurality of supports connected to the bottom plate, a bottom shaft connected to the supports, door leaves connected to the bottom shaft, a top pipe connected to the tops of the door leaves, a connecting rod supporting mechanism connected between the door leaves and the supports, and a hydraulic cylinder connected between the connecting rod supporting mechanism and the supports, wherein the hydraulic cylinder drives the door leaves to rotate around the bottom shaft;

the protection mechanism comprises a U-shaped protection plate detachably connected to the first connecting rod and a cover plate detachably connected to the second connecting rod.

As a further optimization scheme of the utility model, the two side walls of the U-shaped guard plate are respectively provided with a containing groove, an extension guard plate is arranged in the containing groove, a first moving groove is arranged at the position, close to the bottom, of the extension guard plate, a first limiting rod is connected at the position, close to the bottom, of the inner wall of the front end of the containing groove, one end of the first limiting rod extends into the first moving groove and is connected with a first inner plate, and a first spring is connected between the first inner plate and the inner wall of the first moving groove.

As a further optimization scheme of the utility model, a second moving groove is formed in the position, close to the front end, of the upper end of the extension guard plate, a second inner plate is arranged in the second moving groove, a second limiting rod is connected to one side wall of the second inner plate, a second spring is connected between one side wall of the second inner plate and the inner wall of the second moving groove, one end of the second limiting rod extends to the outer portion of the U-shaped guard plate and is connected with a limiting transverse block, and a pull rod is connected to the limiting transverse block.

As a further optimization scheme of the utility model, the upper end of the U-shaped guard plate is provided with a plurality of vertical grooves and a plurality of transverse grooves which are vertically crossed and communicated with the vertical grooves, the plurality of transverse grooves are distributed at equal intervals, and the limiting transverse blocks are positioned in the transverse grooves.

As a further optimization scheme of the utility model, a plurality of screw holes which are matched with each other are arranged on the first connecting rod, the second connecting rod, the U-shaped guard plate and the cover plate, and the first connecting rod and the U-shaped guard plate are detachably connected with the second connecting rod and the cover plate through connecting bolts.

The utility model has the beneficial effects that:

1) the utility model can carry out omnibearing effective protection on the connecting rod supporting mechanism, can adjust the extension protection range of the protection mechanism, is suitable for different connecting rod supporting mechanisms and different working environments, and has convenient and stable adjustment process;

2) when the utility model adjusts the protection range of the protection mechanism, the pull rod is pulled and the limit transverse block is driven to be separated from the vertical groove and the transverse groove, meanwhile, the limit transverse block drives the second limit rod to move in the same direction, at the same time, the second limit rod moves to the outside of the second moving groove and compresses the second spring, when the limit transverse block is separated from the transverse groove, the limit function is not received, at the same time, the second limit rod can move along the vertical groove, and the second spring in the extension guard plate is always in a stretching state, therefore, when the second limit rod does not receive limit any more, the rebound acting force of the first spring can drive the extension guard plate to move towards the direction of the first inner plate, thereby driving the extension guard plate to move towards the outside of the containing groove, leading the extension guard plate to move to the outside of the U-shaped guard plate, effectively covering the part which can not be covered by the U-shaped guard plate, and achieving the function of adjusting the protection range covered by the U-shaped guard plate, when the position is adjusted to a proper position, the pull rod is loosened, the second spring rebounds and drives the limiting transverse block to be inserted into the intersection of the transverse groove and the vertical groove at the corresponding position again, the limiting effect is achieved again, the whole process is convenient and fast, the limiting is stable, and the situation that the extension guard plate and the U-shaped guard plate are displaced mutually can not occur under the condition that the pulling force is not applied from the outside;

3) the utility model has simple structure, high stability, reasonable design and convenient realization.

Drawings

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

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

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 4 is a view of the extension and U-shaped panels of the present invention in combination;

fig. 5 is an enlarged view at B in fig. 4 of the present invention.

In the figure: 1. a base plate; 2. a support; 3. a bottom shaft; 4. a door leaf; 5. jacking pipes; 6. a hydraulic cylinder; 7. a link support mechanism; 701. a first link; 702. a second link; 703. hinging frame; 704. a middle shaft lever; 8. a protection mechanism; 801. a U-shaped guard plate; 802. a cover plate; 803. a vertical slot; 804. a transverse groove; 805. a limiting transverse block; 806. a pull rod; 807. extending the guard plate; 808. a receiving groove; 809. a first limit rod; 8010. a first moving slot; 8011. a first inner panel; 8012. a first spring; 8013. a second limiting rod; 8014. a second moving slot; 8015. a second inner panel; 8016. a second spring.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; in the description of the present invention, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.

Example 1

As shown in fig. 1 to 5, a link lifting type hydraulic dam with high safety comprises a bottom plate 1, a plurality of supports 2 connected to the bottom plate 1, a bottom shaft 3 connected to the supports 2, a door leaf 4 connected to the bottom shaft 3, the door hinge comprises a top pipe 5 connected to the top of a door leaf 4, a connecting rod supporting mechanism 7 connected between the door leaf 4 and a support 2 and a hydraulic cylinder 6 connected between the connecting rod supporting mechanism 7 and the support 2, wherein the hydraulic cylinder 6 drives the door leaf 4 to rotate around a bottom shaft 3, the connecting rod supporting mechanism 7 comprises a hinge bracket 703 connected to the door leaf 4, a plurality of second connecting rods 702 hinged on the hinge bracket 703, a first connecting rod 701 hinged at one end of each second connecting rod 702 and a middle shaft rod 704 hinged between the plurality of second connecting rods 702, the middle shaft rod 704 is connected with the output end of the hydraulic cylinder 6, one end of the first connecting rod 701 is hinged with the support 2, and a protective mechanism 8 is detachably connected to the connecting rod supporting mechanism 7;

the guard mechanism 8 includes a U-shaped guard 801 detachably attached to the first link 701 and a cover plate 802 detachably attached to the second link 702. The U-shaped guard plate 801 can effectively protect the area where the first connecting rod 701 is located, and the cover plate 802 can effectively protect the area where the second connecting rod 702 is located, so that influence or damage to the connecting rod supporting mechanism 7 caused by sundries in water is prevented.

All be equipped with in the both sides wall of U-shaped backplate 801 and accomodate the groove 808, and accomodate and be equipped with extension backplate 807 in the groove 808, the position that extension backplate 807 is close to the bottom is equipped with first shifting groove 8010, the position that the front end inner wall of accomodating the groove 808 is close to the bottom is connected with first gag lever post 809, the one end of first gag lever post 809 extends to in the first shifting groove 8010 and is connected with first inner panel 8011, is connected with first spring 8012 between first inner panel 8011 and the first shifting groove 8010 inner wall.

A second moving groove 8014 is arranged at a position, close to the front end, of the upper end of the extending guard plate 807, a second inner plate 8015 is arranged in the second moving groove 8014, a second limiting rod 8013 is connected to one side wall of the second inner plate 8015, a second spring 8016 is connected between one side wall of the second inner plate 8015 and the inner wall of the second moving groove 8014, one end of the second limiting rod 8013 extends to the outside of the U-shaped guard plate 801 and is connected with a limiting cross block 805, and a pull rod 806 is connected to the limiting cross block 805.

The upper end of the U-shaped guard plate 801 is provided with a plurality of vertical grooves 803 and a plurality of transverse grooves 804 which are vertically crossed and communicated with the vertical grooves 803, the plurality of transverse grooves 804 are distributed at equal intervals, and the limiting transverse block 805 is positioned in the transverse grooves 804.

When the protection range of the protection mechanism 8 is adjusted, the pull rod 806 is pulled and drives the limiting cross block 805 to separate from the vertical groove 803 and the cross groove 804, and simultaneously the limiting cross block 805 drives the second limiting rod 8013 to move in the same direction, at this time, the second limiting rod 8013 moves towards the outside of the second moving groove 8014 and compresses the second spring 8016, when the limiting cross block 805 separates from the cross groove 804, the limiting effect is no longer received, at this time, the second limiting rod 8013 can move along the vertical groove 803, and the second spring 8016 in the extension guard plate 807 is always in a stretched state, so when the second limiting rod 8013 no longer receives the limiting effect, the resilience of the first spring 8012 can drive the extension guard plate 807 to move towards the direction of the first inner plate 8011, thereby driving the extension guard plate 807 to move towards the outside of the receiving groove 808, so that the extension guard plate 807 can move to the outside of the U-shaped guard plate 801, and can effectively cover the part that the U-shaped guard plate 801 cannot cover, reach the effect of adjusting U-shaped backplate 801 coverage protection scope, when adjusting to suitable position, loosen pull rod 806, second spring 8016 rebounds and drives spacing crosspiece 805 and reinsert into the crossing of the cross slot 804 and the perpendicular groove 803 of relevant position department, reaches spacing effect again, and whole process is comparatively convenient, and spacing back is comparatively stable, does not receive the external circumstances of exerting tensile force under, the circumstances that extension backplate 807 and U-shaped backplate 801 mutual displacement can not appear.

The first connecting rod 701, the second connecting rod 702, the U-shaped guard plate 801 and the cover plate 802 are respectively provided with a plurality of screw holes which are matched with each other, and the first connecting rod 701 and the U-shaped guard plate 801, and the second connecting rod 702 and the cover plate 802 are detachably connected through connecting bolts. The U-shaped protective plate 801 and the cover plate 802 can be conveniently installed through connecting bolts, and the U-shaped protective plate is convenient to detach, repair or replace.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a high connecting rod formula hydraulic pressure dam that lifts of security, including bottom plate (1), connect a plurality of support (2) on bottom plate (1), bottom shaft (3) of connection on support (2), door leaf (4) of connection on bottom shaft (3), connect push pipe (5) at door leaf (4) top, connect connecting rod supporting mechanism (7) between door leaf (4) and support (2) and connect pneumatic cylinder (6) between connecting rod supporting mechanism (7) and support (2), pneumatic cylinder (6) drive door leaf (4) rotate around bottom shaft (3), its characterized in that: the connecting rod supporting mechanism (7) comprises a hinge bracket (703) connected to the door leaf (4), a plurality of second connecting rods (702) hinged to the hinge bracket (703), a first connecting rod (701) hinged to one end of each second connecting rod (702), and a middle shaft rod (704) hinged among the plurality of second connecting rods (702), the middle shaft rod (704) is connected with the output end of the hydraulic cylinder (6), one end of each first connecting rod (701) is hinged to the support (2), and the connecting rod supporting mechanism (7) is detachably connected with a protection mechanism (8);

the protection mechanism (8) comprises a U-shaped guard plate (801) detachably connected to the first connecting rod (701) and a cover plate (802) detachably connected to the second connecting rod (702).

2. The high-safety link lifting hydraulic dam as claimed in claim 1, wherein: all be equipped with in the both sides wall of U-shaped backplate (801) and accomodate groove (808), and accomodate and be equipped with extension backplate (807) in groove (808), the position that extension backplate (807) are close to the bottom is equipped with first shifting chute (8010), the position that the front end inner wall of accomodating groove (808) is close to the bottom is connected with first gag lever post (809), and the one end of first gag lever post (809) extends to in first shifting chute (8010) and is connected with first inner panel (8011), be connected with first spring (8012) between first inner panel (8011) and first shifting chute (8010) inner wall.

3. The link lifting hydraulic dam of claim 2, wherein: the position that the upper end of extension backplate (807) is close to the front end is equipped with second shifting chute (8014), is equipped with second inner panel (8015) in second shifting chute (8014), is connected with second gag lever post (8013) on the lateral wall of second inner panel (8015), is connected with second spring (8016) between the lateral wall of second inner panel (8015) and second shifting chute (8014) inner wall, the one end of second gag lever post (8013) extends to the outside of U-shaped backplate (801) and is connected with spacing horizontal block (805), is connected with pull rod (806) on spacing horizontal block (805).

4. The link lifting hydraulic dam of claim 3, wherein: the upper end of the U-shaped guard plate (801) is provided with a plurality of vertical grooves (803) and a plurality of transverse grooves (804) which are vertically crossed and communicated with the vertical grooves (803), the plurality of transverse grooves (804) are distributed at equal intervals, and the limiting transverse block (805) is positioned in the transverse grooves (804).

5. The high-safety link lifting hydraulic dam as claimed in claim 1, wherein: all be equipped with the screw that a plurality of phase match set up on first connecting rod (701), second connecting rod (702), U-shaped backplate (801) and apron (802), all through connecting bolt detachable connection between first connecting rod (701) and U-shaped backplate (801) and second connecting rod (702) and apron (802).