CN217026944U

CN217026944U - Dam gate hoisting accessory for hydraulic engineering

Info

Publication number: CN217026944U
Application number: CN202220318456.2U
Authority: CN
Inventors: 刘德峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-07-22
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses a lifting device for a dam gate for hydraulic engineering, and belongs to the technical field of hydraulic engineering buildings. The utility model provides a dam gate hoisting accessory for hydraulic engineering, includes two gate frames that dam body and dam body middle part were seted up, two be equipped with the gate between the gate frame, gate frame's top is provided with the crossbeam, the top of dam body is located the position department of gate both sides and installs winding mechanism, the below of crossbeam is located winding mechanism top position department and installs two parallel arrangement's guide pulley, two install adjustment mechanism between the guide pulley. According to the utility model, the tightness of the refined steel cable is changed through the adjusting mechanism, so that the winding speed of the winding mechanism is changed, and the stable hoisting during the ascending or descending of the gate is guaranteed.

Description

Dam gate hoisting accessory for hydraulic engineering

Technical Field

The utility model relates to the technical field of hydraulic engineering buildings, in particular to a lifting device for a dam gate for hydraulic engineering.

Background

A dam, a building constructed on a channel of a river, is generally used to intercept water flow in the river to raise a water level or adjust a downstream water flow, and has a great effect on flood control, power generation, shipping, and the like.

Chinese patent document with publication number CN208777279U among the prior art discloses a dam gate hoisting accessory for hydraulic engineering, including the dam body, the gate slot is seted up at the middle part of dam body, the equal fixed mounting in both sides in gate slot has fixed steel sheet, two the gate body has been cup jointed in the activity between the fixed steel sheet, the bottom of gate body cup joints with the bottom surface activity in gate slot, and the fixed cover in inside of dam body is equipped with the cavity that is located gate slot both sides, and the bottom fixed mounting of cavity inner chamber has the motor. This dam gate hoisting accessory for hydraulic engineering drives transmission shaft and wire reel through the motor and rotates for refined cable wire twines slowly on the outer edge of wire reel, utilizes the cooperation of two gyro wheels and pulley to use, makes the refined cable wire upwards stimulate the gate body, is favorable to just lifting by crane the gate body, avoids using ordinary hoisting accessory, and the load-lifting height receives the operational constraint of hydraulic hoist and influences normal use.

Although the device has more beneficial effects, the following problems still exist: when the device is used, the refined steel cable is simply wound and released through the motor, but the tightness adjusting effect is poor when the refined steel cable is wound, so that the winding effect of the motor on the refined steel cable is influenced, and in view of the above, the dam gate hoisting device for the hydraulic engineering is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a lifting device for a dam gate for hydraulic engineering, which aims to solve the problem that the effect of adjusting the tightness of the existing refined steel cable is poor in the background technology.

2. Technical scheme

The utility model provides a dam gate hoisting accessory for hydraulic engineering, includes two gate frames that dam body and dam body middle part were seted up, two be equipped with the gate between the gate frame, gate frame's top is provided with the crossbeam, the top of dam body is located the position department of gate both sides and installs winding mechanism, the below of crossbeam is located winding mechanism top position department and installs two parallel arrangement's guide pulley, two install adjustment mechanism between the guide pulley.

Preferably, the winding mechanism comprises a supporting plate arranged above the dam body, a winding motor is arranged on one side of the supporting plate, a winding frame is arranged between the supporting plate and the winding motor, and a refined steel cable is wound on the surface of the winding frame.

Preferably, a support frame is arranged below the winding motor, the winding motor is installed above the dam body through the support frame, two support blocks are installed above the dam body, and an open slot used for rotation of the winding frame is formed in each support block.

Preferably, adjustment mechanism includes two parallel arrangement's perpendicular piece, installs between two perpendicular pieces and removes the barrel, the below of removing the barrel is connected with the link, the extrusion wheel is installed to the bottom of link, servo motor is installed through the mount in the top of crossbeam, servo motor's output fixedly connected with threaded rod, the internally mounted of removing the barrel has the internal thread with the external screw thread looks adaptation of threaded rod.

Preferably, a T-shaped sliding groove is formed in the inner side wall, close to the movable cylinder, of the vertical block, and a T-shaped block is arranged at the position, corresponding to the T-shaped sliding groove, of the outer side wall of the movable cylinder in a matched mode.

Preferably, the circumferential side walls of the guide pulley and the extrusion wheel are respectively provided with an open slot for accommodating the refined steel cable, and the open slot at the bottom of the extrusion wheel is contacted with the refined steel cable.

Preferably, one end of the refined steel cable is fixedly connected with the rotating shaft of the winding frame, and the other end of the refined steel cable passes through the two guide pulleys and extends to the upper part of the gate to be fixedly connected with the top end of the gate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, through designing the adjusting mechanism, the up-and-down moving direction of the moving cylinder is limited by utilizing the matched T-shaped sliding chute and the T-shaped block, the threaded rod is driven to rotate by the servo motor, the moving cylinder matched with the threaded rod is driven to move up and down when the threaded rod rotates, when the moving cylinder moves downwards, the extrusion wheel below the moving cylinder extrudes the refined steel cable, so that the refined steel cable is tensioned, when the moving cylinder moves upwards, the extrusion of the extrusion wheel below the moving cylinder to the refined steel cable is reduced, so that the refined steel cable becomes loose, the winding speed of the refined steel cable is reduced, and the tightness of the refined steel cable is changed by the adjusting mechanism, so that the winding speed of the winding mechanism is changed, and therefore, the stable hoisting during the ascending or descending of the gate is guaranteed.

2. The part of the refined steel cable between the two guide pulleys is kept horizontal through the two guide pulleys arranged in parallel, and the weight of the refined steel cable is shared through the two guide pulleys, so that the weight of each guide pulley is reduced under the action of each guide pulley, the service life of the structure is prolonged, meanwhile, the tightness of the refined steel cable can be conveniently adjusted by an adjusting mechanism between the two guide pulleys, and the practicability is high.

Drawings

FIG. 1 is a schematic structural view of the entire structure of the present invention with the gate closed;

FIG. 2 is a schematic structural view of the entire structure of the present invention when the gate is lifted;

FIG. 3 is a schematic structural diagram of a winding mechanism of the present invention;

FIG. 4 is a partial schematic structural view of the present invention;

FIG. 5 is a schematic view of an adjustment mechanism according to the present invention;

the numbering in the figures illustrates: 1. a gate frame; 2. a gate; 3. a dam body; 4. a cross beam; 5. a support plate; 6. a winding motor; 7. a winding frame; 8. refining the steel cable; 9. an open slot; 10. a support frame; 11. a guide pulley; 12. a vertical block; 13. moving the cylinder; 14. a connecting frame; 15. an extrusion wheel; 16. a servo motor; 17. a T-shaped chute; 18. a T-shaped block; 19. a threaded rod; 20. an internal thread.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a dam gate hoisting accessory for hydraulic engineering, includes two gate frames 1 that dam body 3 and dam body 3 middle part were seted up, is equipped with gate 2 between two gate frames 1, and the top of gate frame 1 is provided with crossbeam 4, and the position department that the top of dam body 3 is located gate 2 both sides installs winding mechanism, and two parallel arrangement's guide pulley 11 are installed to the below of crossbeam 4 in winding mechanism top position department, installs adjustment mechanism between two guide pulley 11.

Specifically, winding mechanism is including installing in backup pad 5 above dam body 3, one side of backup pad 5 is provided with rolling motor 6, install rolling frame 7 between backup pad 5 and the rolling motor 6, the both ends of rolling frame 7 all are connected with two circular baffles, a tip of rolling frame 7 and rolling motor 6's output fixed connection, another tip and backup pad 5 of rolling frame 7 rotate and are connected, rolling frame 7's surface is around being equipped with refined cable wire 8, it drives rolling frame 7 and rotates to start rolling motor 6, thereby make refined cable wire 8 at the surface winding or the release of rolling frame 7, further be convenient for carry out the lifting through refined cable wire 8 to gate 2.

Further, winding motor 6's below is provided with support frame 10, and winding motor 6 passes through support frame 10 to be installed in dam body 3 top to in the better installation in dam body 3 top of winding motor 6, two supporting shoes are installed to dam body 3's top, and the open slot 9 that is used for winding frame 7 pivoted is offered to the inside of supporting shoe, and winding frame 7 is when rotating, and two circular baffles rotate in open slot 9 is inside.

It is worth explaining, adjustment mechanism includes two parallel arrangement's riser 12, install between two riser 12 and remove barrel 13, the below of removing barrel 13 is connected with link 14, extrusion wheel 15 is installed to the bottom of link 14, through extrusion wheel 15 extrusion refined cable wire 8, thereby change the elasticity of refined cable wire 8 at the pulling and the ascending in-process of gate 2, servo motor 16 is installed through the mount in the top of crossbeam 4, servo motor 16's output fixedly connected with threaded rod 19, the internally mounted of removing barrel 13 has the internal thread 20 with the external screw thread looks adaptation of threaded rod 19, drive threaded rod 19 through servo motor 16 and rotate, threaded rod 19 drives the removal barrel 13 of matching and reciprocates, thereby change the height of removing barrel 13.

It is worth noting that a T-shaped sliding groove 17 is formed in one inner side wall, close to the movable cylinder 13, of the vertical block 12, a T-shaped block 18 is arranged at the position, corresponding to the T-shaped sliding groove 17, of the outer side wall of the movable cylinder 13 in a matching mode, when the threaded rod 19 rotates to drive the movable cylinder 13 to move up and down, the T-shaped block 18 can slide in the T-shaped sliding groove 17, and therefore the T-shaped sliding groove 17 and the T-shaped block 18 which are matched with each other play a limiting role, and therefore the internal thread 20 can move up and down.

In addition, the open slot that is used for holding refined cable wire 8 has all been offered on the circumference lateral wall of leading pulley 11 and pinch roller 15, the bottom open slot of pinch roller 15 contacts with refined cable wire 8, leading pulley 11 through two parallel arrangement will refine cable wire 8 lifting to the top, so that refined cable wire 8 draws up gate 2 in winding mechanism's top, thereby not take place in disorder, reciprocate simultaneously and removal barrel 13 can drive pinch roller 15 upper and lower change position, and then adjust refined cable wire 8's elasticity.

It has to be said that one end of the refined steel cable 8 is fixedly connected with the rotating shaft of the winding frame 7, the other end of the refined steel cable 8 passes through the two guide pulleys 11 and extends to the upper part of the gate 2 to be fixedly connected with the top end of the gate 2, and when the winding frame 7 winds, the refined steel cable 8 is driven to contract, so that the height of the gate 2 is raised.

The working principle is as follows: starting the winding motor 6 to make the winding motor 6 drive the winding frame 7 to rotate, thereby increasing the refined steel cable 8 wound on the winding frame 7, the refined steel cable 8 passes through the open slots of the two guide pulleys 112 and drives the gate 2 to ascend, thereby lifting the gate 2 to the upper part integrally, when the winding motor 6 rotates reversely, the refined steel cable 8 wound on the surface of the winding frame 7 is released, thereby making the gate 2 descend, when the refined steel cable 8 is released or wound, the tightness of the refined steel cable 8 is adjusted by using an adjusting mechanism, the vertical block 129 is driven to rotate by the servo motor 16, thereby making the movable cylinder body 13 matched with the threaded rod 19 ascend or descend, the movable cylinder body 13 descends, the refined steel cable 8 is extruded through the open slot on the extrusion wheel 15, the part of the refined steel cable 8 between the two guide pulleys 11 is in a tensioned winding state, thereby improving the speed of the winding frame 7, when the moving cylinder 13 is raised, the portion of the refined steel cord 8 between the two guide pulleys 11 is in a slack state, so that the take-up rate is lowered.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dam gate hoisting accessory for hydraulic engineering, includes two gate frame (1) that dam body (3) and dam body (3) middle part were seted up, two be equipped with gate (2), its characterized in that between gate frame (1): the top of gate frame (1) is provided with crossbeam (4), the position department that the top of dam body (3) is located gate (2) both sides installs winding mechanism, the below of crossbeam (4) is located winding mechanism top position department and installs two parallel arrangement's leading sheave (11), two install adjustment mechanism between leading sheave (11).

2. The dam gate hoisting accessory of claim 1, characterized in that: winding mechanism is including installing backup pad (5) in dam body (3) top, one side of backup pad (5) is provided with rolling motor (6), install rolling frame (7) between backup pad (5) and rolling motor (6), the surface of rolling frame (7) is around being equipped with refined cable wire (8).

3. The dam gate hoisting accessory of claim 2, characterized in that: the winding device is characterized in that a support frame (10) is arranged below the winding motor (6), the winding motor (6) is installed above the dam body (3) through the support frame (10), two supporting blocks are installed above the dam body (3), and an open slot (9) used for rotating the winding frame (7) is formed in each supporting block.

4. The dam gate hoisting accessory of claim 1, characterized in that: adjustment mechanism includes two parallel arrangement's perpendicular piece (12), installs between two perpendicular pieces (12) and removes barrel (13), the below of removing barrel (13) is connected with link (14), extrusion wheel (15) are installed to the bottom of link (14), servo motor (16) are installed through the mount to the top of crossbeam (4), the output fixedly connected with threaded rod (19) of servo motor (16), the internally mounted of removing barrel (13) has internal thread (20) with the external screw thread looks adaptation of threaded rod (19).

5. The dam gate hoisting accessory of claim 4, characterized in that: a T-shaped sliding groove (17) is formed in the inner side wall, close to the movable cylinder (13), of the vertical block (12), and a T-shaped block (18) is arranged at the position, corresponding to the T-shaped sliding groove (17), of the outer side wall of the movable cylinder (13) in a matched mode.

6. The dam gate hoisting device for hydraulic engineering of claim 1, wherein: open grooves used for containing the refined steel cable (8) are formed in the circumferential side walls of the guide pulley (11) and the extrusion wheel (15), and the bottom open groove of the extrusion wheel (15) is in contact with the refined steel cable (8).

7. The dam gate hoisting accessory of claim 2, characterized in that: one end of the refined steel cable (8) is fixedly connected with a rotating shaft of the winding frame (7), and the other end of the refined steel cable (8) penetrates through the two guide pulleys (11) and extends to the upper part of the gate (2) to be fixedly connected with the top end of the gate (2).