CN220977914U - Lifting gate for hydraulic engineering - Google Patents

Abstract

The utility model relates to the technical field of hydraulic engineering and discloses a lifting gate for hydraulic engineering, which comprises a frame body, a gate plate sliding in the frame body and a screw rod lifter fixedly arranged at the top of the frame body, wherein a sliding groove for sliding the two ends of the gate plate up and down is formed in the inner side of the frame body, one end of a screw rod of the screw rod lifter slides into the frame body and is fixedly connected with the top of the gate plate, sliding plates horizontally slide in the two sliding grooves of the frame body respectively, the sum of the heights of the sliding plates and the gate plate does not exceed the length of the sliding grooves, the sliding plates are parallel to the two ends of the gate plate, one end of the sliding plates abuts against the bottom of the frame body, vertical inner cavities are formed in the two frames of the frame body, a plurality of guide rods penetrating into the inner cavities from the sliding grooves are fixedly arranged on one side of the sliding plates, a driving assembly for driving the guide rods to slide is arranged in the inner cavities, and a groove for accommodating the sliding plates is formed in one side of the frame body, which is close to the inner cavities. The utility model has the following advantages and effects: has the effect of ensuring the safety and stability of closing the gate.

Description

Lifting gate for hydraulic engineering

Technical Field

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

Background

The current lifting flashboard consists of a gate frame, flashboard and a screw rod lifter, and the working principle is that the flashboard in the gate frame is lifted or put down by the screw rod lifter at the top of the gate frame, so that the effect of opening or closing the gate is realized. In order to ensure that the gate is stable in lifting up and down, sliding grooves for two sides of the gate are universally arranged on the inner side of the gate frame, but sundries, stone hard objects and the like in water are very easy to clamp into the sliding grooves in the actual opening and water discharging process of the lifting gate, so that the stability of the falling process of the gate is affected, the gate is easy to clamp between the gate and the bottom of the gate frame, and the gate cannot be completely closed.

Disclosure of utility model

The utility model aims to provide a lifting gate for hydraulic engineering, which has the effect of guaranteeing the safety and stability of gate closing.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a lift gate for hydraulic engineering, includes the framework, slides flashboard in the framework, fixed mounting in the lead screw lift at framework top, the sliding chute that supplies the flashboard both ends to slide from top to bottom is seted up to the framework inboard, the one end of lead screw lift lead screw slides and pierces into the framework, and fixed connection flashboard top, the horizontal slip has the slide in two spouts of framework respectively, and the high sum of slide and flashboard does not exceed the length of spout, slide and flashboard both ends are parallel, and one end is in close to in the framework bottom, vertical inner chamber has been seted up in two frames of framework, slide one side is fixed to be provided with a plurality of guide arms that pierce into the inner chamber from the spout, the framework is located the inner chamber and is provided with the gliding drive assembly of drive guide arm, the framework is located one side that the spout is close to the inner chamber and has seted up the recess that holds the slide.

Through adopting above-mentioned technical scheme, when the lead screw lift promotes the flashboard with the box highest department, drive assembly in the box inner chamber will drive the guide arm and stretch out to spout opening direction, then the slide can then be under the promotion of guide arm, remove towards the opening direction of spout, and until slide and spout opening parallel and level, thereby prevent debris in the water, stone hard thing etc. card advance inside the spout, and when the lead screw lift put down the flashboard, drive assembly will drive the guide arm in advance and withdraw the inner chamber, make the slide get back in the middle of the recess of seting up on the spout lateral wall from the spout opening, with this guarantee flashboard safety slip to the box bottom.

The utility model is further provided with: the driving assembly comprises a sliding frame, connecting rods, racks, a rotating shaft, a gear and a driving motor, wherein the sliding frame vertically slides in an inner cavity, the connecting rods are respectively hinged with the guide rods and the sliding frame at two ends, the racks are fixed at the tops of the sliding frame, the rotating shaft horizontally rotates in the inner cavity, the gears are fixedly installed on the rotating shaft and meshed with the racks, the driving motor drives the rotating shaft to rotate, one end of the rotating shaft respectively rotates to penetrate out of the inner cavity, a sprocket is respectively fixedly installed, chains are jointly sleeved on the sprockets, the servo motor is fixedly installed on one side of a frame, and the output end of the servo motor is fixedly connected with one end of the rotating shaft penetrating out of the inner cavity.

Through adopting above-mentioned technical scheme, when needs drive guide arm is flexible, at first servo motor drive axis of rotation is rotatory, and the axis of rotation will drive the gear rotation in the inner chamber then, makes its meshing transmission rack, and then the rack can drive the carriage in the inner chamber and slide from top to bottom under the gear rotation meshing, because guide arm and carriage are articulated respectively at connecting rod both ends, therefore the connecting rod can then in the upper and lower sliding process of carriage, promote the guide arm and stretch out or draw in the guide arm and withdraw in the inner chamber. The chain transmission structure of the chain and the chain wheel not only can transmit the servo motor to the two rotating shafts, but also can ensure that guide rods in the left inner cavity and the right inner cavity of the frame body synchronously stretch and slide.

The utility model is further provided with: the cross section of the sliding frame is L-shaped, the adjacent outer sides of the sliding frame are respectively in sliding fit with the inner cavity, and the guide rod and the connecting rod are positioned between the adjacent inner sides of the sliding frame.

By adopting the technical scheme, the sliding frame can further ensure the sliding stability of the sliding frame in the inner cavity in a limited space.

The utility model is further provided with: an opening communicated with the inner cavity is formed in one side of the frame body, an end cover is mounted on the frame body at the opening through bolts, and the inner side face of the sliding frame faces to the opening or the end cover.

By adopting the technical scheme, the components of the driving assembly in the middle of the inner cavity can be conveniently disassembled and assembled by the staff.

The utility model is further provided with: one side of the sliding plate facing the outside of the sliding groove is fixedly connected with a layer of rubber waterproof strip.

By adopting the technical scheme, river water can be effectively prevented from penetrating into the inner cavity.

The beneficial effects of the utility model are as follows: through above-mentioned slide and guide arm, and drive assembly thereof, not only can prevent debris, the stone hard thing etc. in the water and enter into inside the spout when the gate is opened, slide self moreover, can also be when flashboard and screw elevator are connected inefficacy, the flashboard lower extreme is supported to the safety to prevent the quick whereabouts of flashboard and smash the framework bottom, and then in the safe switching of effective guarantee gate, can also further ensure the safety in utilization of gate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present embodiment;

Fig. 2 is a cross-sectional view of the frame of the present embodiment;

In the figure, 1, a frame; 11. a chute; 12. a groove; 13. an inner cavity; 131. an opening; 132. an end cap; 2. a flashboard; 3. a screw elevator; 4. a slide plate; 41. a rubber waterproof strip; 5. a guide rod; 6. a drive assembly; 61. a carriage; 62. a connecting rod; 63. a rack; 64. a rotating shaft; 65. a gear; 66. a servo motor; 67. a sprocket; 68. and (3) a chain.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Examples: the utility model provides a lift gate for hydraulic engineering, as shown in fig. 1, fig. 2, including framework 1, slide in the flashboard 2 in framework 1, fixed mounting is in the lead screw lift 3 at framework 1 top, the spout 11 that supplies flashboard 2 both ends to slide from top to bottom has been seted up to framework 1 inboard, the one end of lead screw lift 3 lead screw slides and pierces into framework 1, and fixed connection flashboard 2 top, there is slide 4 in the horizontal slip in framework 1 both sides spout 11 respectively, and the sum of the height of slide 4 and flashboard 2 does not exceed the length of spout 11, slide 4 is parallel with flashboard 2 both ends, and one end is in close to in framework 1 bottom, set up vertical inner chamber 13 in framework 1 both sides frame, slide one side is fixed to be provided with a plurality of guide arms 5 that pierces into inner chamber 13 from spout 11, framework 1 is located inner chamber 13 and is provided with the drive assembly 6 that drive guide arm 5 slided, framework 1 is located one side that spout 11 is close to inner chamber 13 and has seted up the recess 12 that holds slide 4, when the lead screw lift up to framework 1 is the top in slide 11, and slide assembly 6 in framework 1 will slide down the slide 11 drive assembly 6 in the inner chamber 11 and the slide opening 131 is driven to slide opening 131 in the direction of slide 11 and can be followed to slide opening 11, slide opening 131 in the inner chamber 11 and can be followed to slide opening 131 in the inner chamber 11, and opening 131 is opened in advance, slide opening 11 is in the inner chamber 11 and can be opened up to slide opening 11 and side opening 131 is in slide opening 11 is in advance to slide opening 11. Wherein, the side of the sliding plate 4 facing the outside of the sliding groove 11 is fixedly connected with a layer of rubber waterproof strip 41, which can effectively prevent river water from penetrating into the inner cavity 13.

As shown in fig. 2, the driving assembly 6 includes a sliding frame 61 sliding up and down in the inner cavity 13, a connecting rod 62 with two ends respectively hinged with the guide rod 5 and the sliding frame 61, a rack 63 fixed on the top of the sliding frame 61, a rotating shaft 64 horizontally rotating in the inner cavity 13, a gear 65 fixedly mounted on the rotating shaft 64 and meshed with the rack 63, and a servo motor 66 driving the rotating shaft 64 to rotate, one ends of the two rotating shafts 64 respectively rotate out of the inner cavity 13 and are respectively fixedly mounted with a sprocket 67, two sprockets 67 are sleeved with a chain 68, the servo motor 66 is fixedly mounted on one side of the frame 1, and the output end is fixedly connected with one end of one rotating shaft 64 out of the inner cavity 13.

The chain transmission structure of the chain 68 and the chain wheel 67 not only can transmit the servo motor 66 to the two rotating shafts 64, but also can ensure that the guide rods 5 in the left inner cavity 13 and the right inner cavity 13 of the frame body 1 synchronously stretch and slide; the cross section of the sliding frame 61 is L-shaped, the adjacent outer sides of the sliding frame 61 are respectively in sliding fit with the inner cavity 13, the guide rod 5 and the connecting rod 62 are positioned between the adjacent inner sides of the sliding frame 61, and the sliding stability of the sliding frame 61 in the inner cavity 13 can be further ensured in the inner cavity 13 with limited space; an opening 131 communicated with the inner cavity 13 is formed in one side of the frame body, an end cover 132 is mounted at the position of the opening 131 of the frame body through bolts, the inner side surface of the sliding frame 61 faces to the opening 131 or the end cover 132, and the operator can conveniently assemble and disassemble parts of the driving assembly 6 in the inner cavity 13.

Claims (5)

1. The utility model provides a lift gate for hydraulic engineering, includes framework (1), slide flashboard (2) in framework (1), fixed mounting in lead screw lift (3) at framework (1) top, slide groove (11) that supply flashboard (2) both ends to slide from top to bottom have been seted up to framework (1) inboard, in one end slip of lead screw lift (3) lead screw is worn into framework (1), and fixed connection flashboard (2) top, a serial communication port, slide plate (4) have been slided to the level in two spout (11) of framework (1), and the sum of the height of slide plate (4) and flashboard (2) does not exceed the length of spout (11), slide plate (4) are parallel with flashboard (2) both ends, and one end is in the inner bottom of framework (1) in the next to, set up vertical inner chamber (13) in two frames of framework (1), slide plate one side is fixed to be provided with a plurality of guide arms (5) that advance inner chamber (13) from spout (11), frame (1) are located inner chamber (13) and are provided with slide guide arm (6) drive assembly (6) and are located side that slide plate (12) are held in slide plate (1).

2. The lifting gate for hydraulic engineering according to claim 1, wherein: the driving assembly (6) comprises a sliding frame (61) which slides up and down in an inner cavity (13), a connecting rod (62) with two ends respectively hinged with a guide rod (5) and the sliding frame (61), a rack (63) fixed at the top of the sliding frame (61), a rotating shaft (64) horizontally rotating in the inner cavity (13), a gear (65) fixedly installed on the rotating shaft (64) and meshed with the rack (63), and a servo motor (66) for driving the rotating shaft (64) to rotate, wherein one end of the rotating shaft (64) respectively rotates to penetrate out of the inner cavity (13), a chain wheel (67) is respectively fixedly installed, chains (68) are sleeved on the two chain wheels (67) together, the servo motor (66) is fixedly installed on one side of the frame body (1), and the output end of the servo motor is fixedly connected with one end of the rotating shaft (64) penetrating out of the inner cavity (13).

3. A lifting gate for hydraulic engineering according to claim 2, characterized in that: the cross section of the sliding frame (61) is L-shaped, the adjacent outer sides of the sliding frame (61) are respectively in sliding fit with the inner cavity (13), and the guide rod (5) and the connecting rod (62) are positioned between the adjacent inner sides of the sliding frame (61).

4. A lifting gate for hydraulic engineering according to claim 3, wherein: an opening (131) communicated with the inner cavity (13) is formed in one side of the frame body, an end cover (132) is mounted at the position of the frame body, which is located at the opening (131), and the inner side face of the sliding frame (61) faces the opening (131) or the end cover (132).

5. The lifting gate for hydraulic engineering according to claim 1, wherein: one side of the sliding plate (4) facing the outside of the sliding groove (11) is fixedly connected with a layer of rubber waterproof strip (41).