CN217174651U

CN217174651U - Screw hoist with stable gate

Info

Publication number: CN217174651U
Application number: CN202123077665.7U
Authority: CN
Inventors: 李文铖
Original assignee: Hanting Management Station Of Shandong Water Diversion Project Operation And Maintenance Center
Current assignee: Hanting Management Station Of Shandong Water Diversion Project Operation And Maintenance Center
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-08-12
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a stable screw headstock gear of gate, including dam foundation, gate, supporting component, drive assembly, automatically controlled subassembly and coupling assembling, the dam foundation middle part is equipped with the dead slot, the gate slides and locates in the dead slot, the gate both sides are equipped with the recess, dam foundation middle part dead slot both sides are equipped with protruding stupefied, protruding stupefied slides and locates in the recess to increase gate stability, supporting component locates on the dam foundation. The utility model belongs to the technical field of hydraulic and hydroelectric engineering, specifically a drive assembly set up and realized that better let the gate remove and adjust, guaranteed the flexibility elevating movement of gate, through the stability of the protruding stupefied and gate of strengthening rib, dam foundation's recess assurance gate, adopt the pressure module when guaranteeing stable alarming function, reduced the top floodgate accident, reduced circuit equipment's manufacturing cost, improved a stable screw headstock gear of gate of headstock gear's market competition.

Description

Screw hoist with stable gate

Technical Field

The utility model belongs to the technical field of hydraulic and hydroelectric engineering, especially, relate to a stable screw headstock gear of gate.

Background

The screw hoist is a machine which is connected with a gate directly or through a guide slide block and a connecting rod by a screw, and the screw moves up and down to open and close the gate. With the wide development of water conservancy and hydropower engineering, the screw hoist is widely applied to engineering projects such as reservoir irrigation areas, river dams, hydropower stations and the like.

Although the existing screw hoist is simple in structure and convenient to install, a top gate accident often occurs in the use process, the main reason is that when a gate is in the operation process, floating objects such as trees and the like or barriers such as stones and the like are brought to the gate bottom or rush into a gate groove to be clamped by high-speed water flow, if the gate is closed at the moment, the lower edge of the gate is blocked by the barriers to generate counter force before contacting the gate bottom, but a limit mark on a screw rod is not in place, so an operator cannot stop the gate, the gate is driven to be pressed downwards by the hoist, when the counter force exceeds the bearing endurance of the hoist, the top gate accident must occur, in order to prevent other accidents, an alarm module is usually arranged in the hoist, but most of the existing alarm circuits are realized by integrated circuits, the process is complex, the production cost is high, and the market competitiveness of the hoist is reduced, therefore, a screw hoist with a stable gate, which has a simple structure, reduces top gate accidents, adopts conventional common components, ensures a stable alarm function, reduces the production cost of circuit equipment, and improves the market competitiveness of the hoist, is needed to solve the defect.

Disclosure of Invention

To the aforesaid condition, for overcoming prior art's defect, the utility model provides a stable screw headstock gear of gate has simple structure, reduces the overhead brake accident, adopts conventional ordinary components and parts, when guaranteeing stable alarming function, has reduced circuit equipment's manufacturing cost, has improved the beneficial effect of the market competition of headstock gear.

The utility model adopts the technical scheme as follows: a screw hoist with a stable gate comprises a dam foundation, a gate, supporting components, driving components, electric control components and connecting components, wherein the middle of the dam foundation is provided with a hollow groove, the gate is arranged in the hollow groove in a sliding manner, grooves are formed in two sides of the gate, protruding ridges are arranged on two sides of the hollow groove in the middle of the dam foundation and are arranged in the grooves in a sliding manner, so that the stability of the gate is improved, the supporting components are arranged on the dam foundation, the driving components are arranged on the supporting components, the electric control components are arranged on the driving components, the connecting components are arranged at the top of the gate, the supporting components comprise supporting floors, reinforcing ribs, supporting columns and driving brackets, the supporting floors are arranged on two sides of the dam foundation, the supporting floors are arranged at the middle upper parts of the supporting columns, the bottoms of the reinforcing ribs are arranged at the bottoms of the dam foundation, the tops of the reinforcing ribs are arranged at the bottoms of the supporting floors, and the reinforcing ribs are provided with two groups, the gate is provided with openings on two sides, the gate penetrates through the openings and is arranged on the reinforcing ribs in a sliding mode, an opening is formed in the middle of the supporting floor, and the driving support is arranged at the opening of the supporting floor.

Further, the driving assembly comprises a driving motor, a first bevel gear, a second bevel gear and a lifting screw, the driving motor is arranged on the supporting floor, the first bevel gear is rotatably arranged on the supporting floor, the first bevel gear is arranged on the output end of the driving motor, the second bevel gear is rotatably arranged on the driving support, the second bevel gear is meshed with the first bevel gear, the lifting screw is slidably arranged in the driving support, external threads are arranged on the outer surface of the lifting screw, internal threads are arranged on the second bevel gear, and the lifting screw is in threaded connection with the second bevel gear.

Further, coupling assembling includes spliced pole, connecting rod and compression spring, gate top middle part both sides are located to the spliced pole, the spliced pole middle part is equipped with the opening, the connecting rod slides and locates upper portion in the spliced pole opening, the connecting rod below is equipped with the plane, on the plane of connecting rod below was located to compression spring one end, the lower part in the spliced pole opening was located to the compression spring other end.

Further, the electric control assembly comprises a pressure module and a stopping contact piece group, the pressure module is arranged at the bottom of the lifting screw and on the corresponding gate, and the stopping contact piece group is arranged at the top of the driving support and the middle upper part of the lifting screw.

Further, the pressure module is connected and is equipped with the alarm, pressure module and driving motor electric connection, stop contact and driving motor electric connection.

Furthermore, a ceiling is arranged at the top of the support column.

After the structure is adopted, the utility model discloses beneficial effect as follows: the utility model relates to a stable screw headstock gear of gate, drive assembly's setting has realized that the better gate that lets removes and adjusts, has guaranteed the flexibility elevating movement of gate, guarantees the stability of gate through the protruding stupefied and the recess of gate of strengthening rib, dam foundation, adopts the pressure module when guaranteeing stable alarming function, has reduced the top floodgate accident, has reduced circuit equipment's manufacturing cost, has improved the market competition of headstock gear.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of a screw hoist with a stable gate according to the present invention;

FIG. 2 is a schematic view of a connection structure between a gate and a dam foundation of the screw hoist with a stable gate according to the present invention;

FIG. 3 is a schematic view of a connection structure of a screw hoist with a stable gate according to the present invention;

fig. 4 is a schematic view of a connecting rod structure of a screw hoist with a stable gate according to the present invention.

In the drawings: 1. dam foundation, 2, gate, 3, supporting component, 4, driving component, 5, electronic control component, 6, connecting component, 7, empty slot, 8, groove, 9, convex ridge, 10, supporting floor, 11, reinforcing rib, 12, supporting column, 13, driving support, 14, driving motor, 15, bevel gear I, 16, bevel gear II, 17, lifting screw, 18, connecting column, 19, connecting rod, 20, pressure spring, 21, pressure module, 22 and stop contact piece group.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-4, a screw hoist with a stable gate comprises a dam foundation 1, a gate 2, a supporting component 3, a driving component 4, an electric control component 5 and a connecting component 6, wherein a hollow groove 7 is arranged in the middle of the dam foundation 1, the gate 2 is slidably arranged in the hollow groove 7, grooves 8 are arranged on two sides of the gate 2, protruding ridges 9 are arranged on two sides of the hollow groove 7 in the middle of the dam foundation 1, the protruding ridges 9 are slidably arranged in the grooves 8, so that the stability of the gate 2 is improved, the supporting component 3 is arranged on the dam foundation 1, the driving component 4 is arranged on the supporting component 3, the electric control component 5 is arranged on the driving component 4, the connecting component 6 is arranged at the top of the gate 2, the supporting component 3 comprises a supporting floor 10, reinforcing ribs 11, supporting columns 12 and a driving support 13, the supporting columns 12 are arranged on two sides of the dam foundation 1, the supporting floor 10 is arranged at the middle upper part of the supporting columns 12, the bottom of the reinforcing rib 11 is arranged at the bottom of the dam foundation 1, the top of the reinforcing rib 11 is arranged at the bottom of the supporting floor 10, the reinforcing ribs 11 are two groups, holes are formed in two sides of the gate 2, the gate 2 penetrates through the holes and is arranged on the reinforcing rib 11 in a sliding mode, an opening is formed in the middle of the supporting floor 10, and the driving support 13 is arranged at the opening of the supporting floor 10.

The driving assembly 4 comprises a driving motor 14, a first bevel gear 15, a second bevel gear 16 and a lifting screw 17, the driving motor 14 is arranged on the supporting floor 10, the first bevel gear 15 is rotatably arranged on the supporting floor 10, the first bevel gear 15 is arranged at the output end of the driving motor 14, the second bevel gear 16 is rotatably arranged on the driving support 13, the second bevel gear 16 is meshed with the first bevel gear 15, the lifting screw 17 is slidably arranged in the driving support 13, external threads are arranged on the outer surface of the lifting screw 17, internal threads are arranged on the second bevel gear 16, and the lifting screw 17 is in threaded connection with the second bevel gear 16.

Coupling assembling 6 includes spliced pole 18, connecting rod 19 and

pressure spring

20, 2 top middle part both sides of gate are located to spliced pole 18, spliced pole 18 middle part is equipped with the opening, connecting rod 19 slides and locates upper portion in the spliced pole 18 opening, connecting rod 19 below is equipped with the plane, pressure spring 20 one end is located on the plane of connecting rod 19 below, the lower part in the spliced pole 18 opening is located to the pressure spring 20 other end.

The electric control assembly 5 comprises a pressure module 21 and a stop contact set 22, the pressure module 21 is arranged at the bottom of the lifting screw 17 and on the corresponding gate 2, and the stop contact set 22 is arranged at the top of the driving support 13 and the middle upper part of the lifting screw 17.

The pressure module 21 is connected and is equipped with the alarm, pressure module 21 and driving motor 14 electric connection, stop contact and driving motor 14 electric connection.

A ceiling is arranged at the top of the supporting column 12.

When the gate is used specifically, an operator starts the driving motor 14, the driving motor 14 drives the first bevel gear 15 to rotate, the second bevel gear 16 rotates on the driving support 13 through meshing, the lifting screw 17 lifts through spiral action, the gate 2 lifts under the action of gravity and the pushing action of the lifting screw 17, the gate 2 slides on the reinforcing rib 11 to lift, the groove 8 of the gate 2 slides on the convex ridge 9 of the dam foundation 1 to lift, when the gate 2 is blocked by floating objects such as trees or obstacles such as stones, the connecting rod 19 and the connecting column 18 are buffered under the stress of the pressure spring 20, the pressure module 21 between the lifting screw 17 and the gate 2 is pressed, the alarm gives an alarm, the driving motor 14 is controlled to overturn, the gate 2 is driven to lift, and top gate accidents are prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a stable screw headstock gear of gate which characterized in that: the dam foundation structure comprises a dam foundation, a gate, supporting components, driving components, electric control components and connecting components, wherein an empty slot is formed in the middle of the dam foundation, the gate is arranged in the empty slot in a sliding mode, grooves are formed in two sides of the gate, protruding ridges are arranged on two sides of the empty slot in the middle of the dam foundation and are arranged in the grooves in a sliding mode, the supporting components are arranged on the dam foundation, the driving components are arranged on the supporting components, the electric control components are arranged on the driving components, the connecting components are arranged at the top of the gate, the supporting components comprise supporting floors, reinforcing ribs, supporting columns and driving supports, the supporting columns are arranged on two sides of the dam foundation, the supporting floors are arranged at the middle upper parts of the supporting columns, the bottoms of the reinforcing ribs are arranged at the bottom of the supporting floors, two groups of the reinforcing ribs are arranged, holes are formed in two sides of the gate, the gate penetrates through the holes and is arranged on the reinforcing ribs in a sliding mode, an opening is formed in the middle of the supporting floor, and the driving support is arranged at the opening of the supporting floor.

2. The gate-stabilized screw hoist of claim 1, characterized in that: the driving assembly comprises a driving motor, a first bevel gear, a second bevel gear and a lifting screw, the driving motor is arranged on the supporting floor, the first bevel gear is rotatably arranged on the supporting floor, the first bevel gear is arranged on the output end of the driving motor, the second bevel gear is rotatably arranged on the driving support, the second bevel gear is meshed with the first bevel gear, the lifting screw is slidably arranged in the driving support, an external thread is arranged on the outer surface of the lifting screw, the second bevel gear is provided with an internal thread, and the lifting screw is in threaded connection with the second bevel gear.

3. The gate-stabilized screw hoist of claim 2, characterized in that: coupling assembling includes spliced pole, connecting rod and compression spring, gate top middle part both sides are located to the spliced pole, the spliced pole middle part is equipped with the opening, the connecting rod slides and locates upper portion in the spliced pole opening, the connecting rod below is equipped with the plane, on the plane of connecting rod below was located to compression spring one end, the lower part in the spliced pole opening was located to the compression spring other end.

4. The gate stabilized screw hoist of claim 3, characterized in that: the electric control assembly comprises a pressure module and a stopping contact piece group, the pressure module is arranged at the bottom of the lifting screw rod and on the corresponding gate, and the stopping contact piece group is arranged at the top of the driving support and the middle upper part of the lifting screw rod.

5. The gate stabilized screw hoist of claim 4, characterized in that: the pressure module is connected with an alarm, the pressure module is electrically connected with the driving motor, and the stopping contact piece is electrically connected with the driving motor.

6. The gate-stabilized screw hoist of claim 5, characterized in that: and a ceiling is arranged at the top of the supporting column.