CN220301281U

CN220301281U - Gate lifting device

Info

Publication number: CN220301281U
Application number: CN202321864367.9U
Authority: CN
Inventors: 刘魁斌; 魏杰; 苏萍
Original assignee: Hunan Water Resources And Hydropower Engineering Supervision Co ltd
Current assignee: Hunan Water Resources And Hydropower Engineering Supervision Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-05
Anticipated expiration: 2033-07-17

Abstract

The utility model relates to the technical field of gates and discloses a gate lifting device which comprises a support, a gate body movably connected to the inner side surface of the support and a garbage blocking assembly arranged at the upper part of the front end of the support, wherein the garbage blocking assembly comprises a baffle plate movably connected to the front end of the support, a first one-way screw fixedly connected with the baffle plate, a first screw rotationally connected with the top of the support and in threaded connection with the first one-way screw, a second one-way screw fixedly sleeved outside the first screw, a second one-way screw fixedly connected with the gate body, a second screw rotationally connected with the top of the support and in threaded connection with the second one-way screw, and a second gear fixedly sleeved outside the second screw and in meshed connection with the first one-way screw.

Description

Gate lifting device

Technical Field

The utility model relates to the technical field of gates, in particular to a gate lifting device.

Background

The gate is a control facility for closing and opening the water discharge channel, is an important component of a hydraulic building, can be used for intercepting water flow, controlling water level, adjusting flow, discharging sediment, floating objects and the like, and usually needs a special lifting device when the gate is lifted.

The utility model discloses a water conservancy and hydropower gate lifting device in China patent publication No. CN218861484U, which can enable a gate body to rise to a position after the gate is completely opened and then automatically position and fix the gate by arranging a gate body fixing assembly, so that the excessive load of the gate lifting assembly is avoided, and aiming at the related art, the inventor considers that the following defects exist:

when the device is in actual use, the gate lacks an integrated interception structure after being completely opened, so that garbage carried in water flow is difficult to intercept and filter, the downstream ecological environment is easily influenced, and therefore, the gate lifting device is provided.

Disclosure of Invention

In order to solve the problem that the ecological environment of the downstream is easily influenced because the device lacks an integrated interception structure after the gate is completely opened in the background art, the utility model provides the gate lifting device which can not intercept and filter the garbage carried in water flow.

The utility model is realized by adopting the following technical scheme: a gate lifting device comprises a bracket, a gate body movably connected to the inner side surface of the bracket and a garbage blocking assembly arranged on the upper part of the front end of the bracket.

The garbage blocking assembly comprises a baffle plate movably connected to the front end of the support, a one-way screw rod fixedly connected with the baffle plate, a screw tube I rotationally connected with the top of the support and in threaded connection with the one-way screw rod, a gear I fixedly sleeved outside the screw tube I, a one-way screw rod II fixedly connected with the gate body, a screw tube II rotationally connected with the top of the support and in threaded connection with the one-way screw rod II, a gear II fixedly sleeved outside the screw tube II and in meshed connection with the gear I, a gear III in meshed connection with the gear II, and a motor fixedly connected with the gear III coaxially.

As a further improvement of the scheme, the front end of the support is also rotationally connected with a shaft, a cleaning roller is fixedly sleeved outside the shaft, fluted discs are fixedly sleeved outside the two sides of the shaft, racks are fixedly arranged on the two sides of the front end of the baffle and are meshed with the fluted discs, so that waterweeds and moss attached to the surface of the baffle are conveniently removed, and corrosion of the baffle is prevented from being accelerated.

As a further improvement of the scheme, the surface of the baffle plate is uniformly provided with the filtering holes, so that the garbage in the water flow can be filtered conveniently.

As a further improvement of the scheme, the first limiting grooves are formed in two sides of the inner side face of the support, limiting blocks are fixedly connected to two sides of the gate body and are connected with the first limiting grooves in a sliding mode, and the vertical movement of the gate body can be guided.

As a further improvement of the scheme, the two sides of the front end of the support are provided with the second limiting grooves, one end of the baffle plate is fixedly connected with the second limiting blocks corresponding to the second limiting grooves and is in sliding connection with the second limiting grooves, and the baffle plate can be guided in vertical movement.

As a further improvement of the scheme, the length of the cleaning roller is consistent with that of the baffle, so that the baffle can be cleaned thoroughly.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the motor drives the gear III to rotate, and under the meshing action between the gear III and the gear II and the meshing action between the gear II and the gear I, the screw pipe I and the screw pipe II can be driven to rotate simultaneously, and the screw pipe I, the screw pipe II, the unidirectional screw rod I and the unidirectional screw rod II are matched with threads, so that the gate body is driven to vertically move upwards and the baffle is driven to vertically move downwards to separate garbage in water flow, and the problem that the garbage entrained in the water flow cannot be intercepted and filtered due to the fact that the device lacks an integrated interception structure after the gate is completely opened is effectively avoided, and the ecological environment problem in the downstream is easily influenced.

2. According to the utility model, the motor is controlled to rotate reversely to drive the gate body to vertically move downwards, the baffle is driven to vertically move upwards, the rack is driven to vertically move upwards while the baffle is vertically moved upwards, and the drive shaft is driven to rotate under the meshing action between the rack and the fluted disc, so that the cleaning roller is driven to rotate to sweep away waterweeds and moss attached to the surface of the baffle which is moving upwards, the corrosion of the baffle is prevented, and the service life of the device is prolonged.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Main symbol description:

1. a gate body; 2. a waste blocking assembly; 3. a shaft; 4. a cleaning roller; 5. fluted disc; 6. a rack; 7. filtering holes; 8. a limiting groove II; 21. a baffle; 22. a unidirectional screw I; 23. a first spiral tube; 24. a first gear; 25. a unidirectional screw II; 26. a second solenoid; 27. a second gear; 28. and a third gear.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Example 1:

referring to fig. 1-3, a gate lifting device of the present embodiment includes a support, a gate body 1 movably connected to an inner side of the support, and a garbage blocking assembly 2 disposed on an upper portion of a front end of the support, wherein a first limit groove is formed on two sides of the inner side of the support, and two sides of the gate body 1 are fixedly connected with a limit block and slidably connected with the first limit groove, so as to perform a guiding function on vertical movement of the gate body 1.

The garbage blocking assembly 2 comprises a baffle 21 movably connected to the front end of the support, a one-way screw rod I22 fixedly connected with the baffle 21, a screw tube I23 rotatably connected with the top of the support and in threaded connection with the one-way screw rod I22, a gear I24 fixedly sleeved outside the screw tube I23, a one-way screw rod II 25 fixedly connected with the gate body 1, a screw tube II 26 rotatably connected with the top of the support and in threaded connection with the one-way screw rod II 25, a gear II 27 fixedly sleeved outside the screw tube II 26 and in meshed connection with the gear I24, a gear III 28 in meshed connection with the gear II 27 and a motor in coaxial and fixed connection with the gear III 28, wherein the surface of the baffle 21 is uniformly provided with a filter hole 7 so as to facilitate the filtering of garbage in water flow, limit grooves II 8 are formed in two sides of the front end of the support, a limit block II is fixedly connected with a limit block II and in sliding connection with the limit groove II 8 at one end of the baffle 21 corresponding to the position of the limit groove II 8, and the vertical movement of the baffle 21 can be guided.

The implementation principle of the gate lifting device in the embodiment of the application is as follows: when the gate body 1 is opened, the motor is started, the gear III 28 is driven to rotate by the motor, under the meshing action between the gear III 28 and the gear II 27 and the meshing action between the gear II 27 and the gear I24, the screw pipe I23 and the screw pipe II 26 can be driven to rotate simultaneously, the screw pipe I23, the screw pipe II 26, the unidirectional screw rod I22 and the unidirectional screw rod II 25 are matched by threads, so that the gate body 1 is driven to vertically move upwards and the baffle 21 is driven to vertically move downwards to block garbage in water flow, when the gate body 1 is closed, the motor is controlled to reversely rotate, the gate body 1 is driven to vertically move downwards, the baffle 21 is driven to vertically move upwards by the baffle 21, the rack 6 is driven to vertically move upwards by the baffle 21, and under the meshing action between the rack 6 and the fluted disc 5, the driving shaft 3 is driven to rotate, and the cleaning roller 4 is driven to rotate so as to sweep up waterweeds and moss attached to the surface of the baffle 21, and rust and prevent the baffle 21 from being accelerated.

Example 2:

the further improvement of this embodiment on the basis of embodiment 1 is that: the front end of support still rotates and is connected with axle 3, and the outside fixed cover of axle 3 is equipped with cleaning roller 4, and the outside fixed cover in both sides of axle 3 is equipped with fluted disc 5, and the equal fixed mounting in front end both sides of baffle 21 has rack 6 and is connected with fluted disc 5 meshing, is convenient for clear away the pasture and water and the moss that the baffle 21 surface adheres to prevent to accelerate the corrosion to baffle 21, cleaning roller 4's length is consistent with the length of baffle 21, is convenient for thoroughly clean baffle 21.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The gate lifting device is characterized by comprising a bracket, a gate body (1) movably connected to the inner side surface of the bracket and a garbage blocking assembly (2) arranged at the upper part of the front end of the bracket;

the garbage blocking assembly (2) comprises a baffle (21) movably connected to the front end of the support, a one-way screw rod I (22) fixedly connected with the baffle (21), a screw tube I (23) rotatably connected with the top of the support and in threaded connection with the one-way screw rod I (22), a gear I (24) fixedly sleeved outside the screw tube I (23), a one-way screw rod II (25) fixedly connected with the gate body (1), a screw tube II (26) rotatably connected with the top of the support and in threaded connection with the one-way screw rod II (25), a gear II (27) fixedly sleeved outside the screw tube II (26) and in meshed connection with the gear I (24), a gear III (28) in meshed connection with the gear II (27) and a motor coaxially and fixedly connected with the gear III (28).

2. The gate lifting device according to claim 1, wherein the front end of the bracket is further rotatably connected with a shaft (3), a cleaning roller (4) is fixedly sleeved outside the shaft (3), fluted discs (5) are fixedly sleeved outside two sides of the shaft (3), and racks (6) are fixedly installed on two sides of the front end of the baffle (21) and are meshed with the fluted discs (5).

3. A sluice lifting device according to claim 1, characterised in that the surface of the baffle (21) is evenly provided with filter holes (7).

4. The gate lifting device according to claim 1, wherein the two sides of the inner side surface of the bracket are provided with a first limit groove, and the two sides of the gate body (1) are fixedly connected with limit blocks and are in sliding connection with the first limit groove.

5. The gate lifting device according to claim 1, wherein two sides of the front end of the bracket are provided with a second limit groove (8), and one end of the baffle (21) is fixedly connected with a second limit block corresponding to the second limit groove (8) and is in sliding connection with the second limit groove (8).

6. A sluice lifting device according to claim 2, characterised in that the length of the cleaning roller (4) corresponds to the length of the apron (21).