CN216689272U

CN216689272U - Steel dam gate locking device

Info

Publication number: CN216689272U
Application number: CN202122510416.6U
Authority: CN
Inventors: 尹伟; 程贤波
Original assignee: Yantai Yun Yun Water Conservancy Machinery Co ltd
Current assignee: Yantai Yun Yun Water Conservancy Machinery Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-06-07
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a steel dam gate locking device, which relates to the technical field of steel dams and solves the problem that the steel dam gate locking device in the prior art occupies a large space. The locking bracket is provided with a plurality of locking holes, and the bolt oil cylinder and the crank arm are arranged in parallel, so that the occupied space of the device is reduced, and the whole structure is more compact.

Description

Steel dam gate locking device

Technical Field

The utility model relates to the technical field of steel dams, in particular to a gate locking device for a steel dam.

Background

Water conservancy and hydropower are infrastructures related to the national estimated nations, and various water conservancy gates are widely applied along with the increasing requirements of urban water use, landscape construction, environmental improvement, irrigation and power generation in China. The steel gate in the water conservancy gate is also called a steel dam gate or a bottom cross shaft turnover gate, and the steel gate has multiple advantages, such as adaptability to wide river channels, simple structure, capability of reducing middle gate piers and saving civil engineering investment, capability of closing the gate for water storage, opening the gate for flood drainage and waterlogging drainage, capability of utilizing the top of the gate for water passing, formation of the landscape effect of artificial waterfall, capability of freely adjusting the water blocking height and the like, and is generally welcomed in all aspects. The gate runs to the required height of blocking water, under the condition of cutting off power, the gate can reliably stay at the required position for a long time, although the driving oil cylinder can be locked by adopting elements such as a hydraulic lock, the hydraulic locking is unreliable after the power source is cut off due to the influence of leakage inside and outside the oil cylinder, and therefore the locking problem of the gate is related to the safety and the reliable running of the water gate.

The Chinese utility model patent 201120214235.2 discloses a gate locking device, which comprises a starting arm, wherein two through holes are symmetrically arranged on the starting arm, an arc-shaped locking bracket penetrates through the starting arm, two ends of the arc-shaped locking bracket are respectively connected with a locking seat, and a plurality of hydraulic locking holes are arranged on the arc-shaped locking bracket; one side of the starting arm is connected with a hydraulic oil cylinder, the telescopic end of the hydraulic oil cylinder is connected with a locking rod, and the locking rod can be separately arranged in the two through holes and the corresponding hydraulic locking holes in a penetrating manner; one side of the starting arm, which is far away from the hydraulic oil cylinder, is connected with a limit controller, the limit controller is connected with a control circuit of the hydraulic oil cylinder, two manual locking holes are symmetrically arranged on the starting arm, and the same manual locking pin penetrates through the two manual locking holes and the corresponding hydraulic locking hole. The technical scheme has the defects that the hydraulic oil cylinder and the locking rod thereof are vertically arranged with the starting arm and the arc-shaped locking bracket, so that the hydraulic oil cylinder is not convenient to fix, and the occupied space of the device is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a steel dam gate locking device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a steel dam gate locking device, includes turning arm, locking support, hydraulic cylinder and power pump station, the one end and the bottom shaft of turning arm are connected, and the other end is articulated with hydraulic cylinder's piston rod free end, the locking support is located the top of bottom shaft and is connected with the fixing base of bottom shaft both sides, be equipped with the bolt hydro-cylinder on the turning arm, the bolt hydro-cylinder with turning arm parallel arrangement, the bolt pole of bolt hydro-cylinder is towards the locking support, the locking support is circular-arc and is equipped with a plurality of and bolt pole assorted locking hole.

Preferably, power pump station is including locating the first power package that is used for driving the bolt hydro-cylinder on the fixing base and being used for driving hydraulic cylinder's second power package, all be equipped with manual unlocking device on first power package and the second power package.

Preferably, displacement sensors are arranged on the hydraulic oil cylinder and the bolt oil cylinder.

Preferably, the crank arm is provided with fixing frames on two sides relative to the locking support, the fixing frames are provided with bolt holes matched with the bolt rods, and the bolt oil cylinder is fixed on the fixing frames.

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

1. the locking bracket is provided with a plurality of locking holes, and the bolt oil cylinder and the crank arm are arranged in parallel, so that the occupied space of the device is reduced, and the whole structure is more compact;

2. the first power pack is provided with a manual unlocking device, so that manual unlocking can be performed when power is lost, and emergency situations can be responded; the hydraulic oil cylinder and the bolt oil cylinder are provided with displacement sensors, and can send signals to the control terminal after being locked and unlocked in place, so that misoperation is effectively prevented.

Drawings

Fig. 1 is a schematic structural diagram of a gate locking device of a steel dam according to the present invention;

fig. 2 is a schematic structural diagram of a crank arm and a latch cylinder according to the present invention.

In the figure: the device comprises a crank arm 1, a locking support 2, a bottom shaft 3, a hydraulic oil cylinder 4, a fixing seat 5, a bolt oil cylinder 6, a bolt rod 7, a locking hole 8, a displacement sensor 9, a fixing frame 10, a bolt hole 11, a first power pack 12, a second power pack 13 and a manual unlocking device 14.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-2, a steel dam gate locking device comprises a crank arm 1, a locking support 2, a hydraulic oil cylinder 4 and a power pump station, wherein one end of the crank arm 1 is connected with a bottom shaft 3, the other end of the crank arm is hinged to the free end of a piston rod of the hydraulic oil cylinder 4, the locking support 2 is arranged above the bottom shaft 3 and is connected with fixing seats 5 on two sides of the bottom shaft 3, a bolt oil cylinder 6 is arranged on the crank arm 1, displacement sensors 9 are arranged on the hydraulic oil cylinder 4 and the bolt oil cylinder 6, the bolt oil cylinder 6 is arranged in parallel to the crank arm 1, a bolt rod 7 of the bolt oil cylinder 6 faces towards the locking support 2, fixing frames 10 are arranged on two sides of the crank arm 1 relative to the locking support 2, bolt holes 11 matched with the bolt rod 7 are formed in the fixing frames 10, the bolt oil cylinder 6 is fixed on the fixing frames 10, and the locking support 2 is arc-shaped and is provided with a plurality of locking holes 8 matched with the bolt rod 7. The power pump station comprises a first power pack 12 and a second power pack 13, wherein the first power pack 12 is arranged on the fixing seat 5 and used for driving the bolt oil cylinder 6, the second power pack 13 is used for driving the hydraulic oil cylinder 4, and the first power pack 12 and the second power pack 13 are both provided with manual unlocking devices 14.

The locking device is used for mechanically locking the steel dam during dam erection water storage so as to keep the dam not to collapse and release the internal pressure of a hydraulic system; the whole device consists of a power pump station, a hydraulic oil cylinder 4, a bolt oil cylinder 6 and a semicircular locking bracket 2; the locking hole 8 on the locking bracket 2 can be arranged at any angle on the locking bracket 2, and 2-point, 3-point or multi-point locking positions can be set according to requirements; the vertical bolt direction is adopted, the bolt oil cylinder and the crank arm are in the same direction, the occupied space is reduced, and the whole structure is compact; the first power pack 12 is provided with a manual unlocking device 14, so that manual unlocking can be performed when power is lost, and emergency situations can be responded; the hydraulic oil cylinder 4 and the bolt oil cylinder 6 are provided with displacement sensors 9, and signals can be sent to a control terminal after locking and unlocking are in place, so that misoperation is effectively prevented.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a steel dam gate locking device, includes turning arm, locking support, hydraulic cylinder and power pump station, the one end and the bottom shaft of turning arm are connected, and the other end is articulated with hydraulic cylinder's piston rod free end, the locking support is located the top of bottom shaft and is connected with the fixing base of bottom shaft both sides, a serial communication port, be equipped with the bolt hydro-cylinder on the turning arm, the bolt hydro-cylinder with turning arm parallel arrangement, the bolt pole of bolt hydro-cylinder is towards the locking support, the locking support is circular-arc and is equipped with a plurality of and bolt pole assorted locking hole.

2. The steel dam gate locking device according to claim 1, wherein the power pump station comprises a first power pack arranged on the fixing base and used for driving the bolt oil cylinder and a second power pack arranged on the fixing base and used for driving the hydraulic oil cylinder, and the first power pack and the second power pack are both provided with manual unlocking devices.

3. The locking device of a steel dam gate according to claim 2, wherein said hydraulic cylinder and said latch cylinder are provided with displacement sensors.

4. The locking device of the steel dam gate according to claim 1, wherein the crank arm is provided with a fixing frame on both sides relative to the locking bracket, the fixing frame is provided with a bolt hole matched with the bolt rod, and the bolt cylinder is fixed on the fixing frame.