CN210395254U - A kind of gate for water conservancy channel - Google Patents

Abstract

The utility model relates to a gate for water conservancy channels, and relates to the technical field of gates, comprising a door frame and a gate arranged inside the door frame. One end of the gate is fixed with a rotating shaft, the lower end of the rotating shaft is rotatably connected with the door frame, and the upper end extends out of the door frame; a hand hoist is fixed on a horizontal rod on the upper part of the door frame, and a perforation is formed on the horizontal rod, and the hand pull The lifting chain of the hoist is fixed to the gate through the perforation. By setting the gate to be rotated to open and close, it is avoided to overcome the gravity of the gate to open or close the gate, and the utility model has the advantages of convenient, fast and labor-saving opening and closing.

Description

A kind of gate for water conservancy channel

technical field

The utility model relates to the technical field of gates, in particular to a gate for water conservancy channels.

Background technique

A gate is a control facility used to close and open a discharge channel. An important part of hydraulic structures, it can be used to intercept water flow, control water level, regulate flow, discharge sediment and floating objects, etc. According to the combination of the gate structure, the gate is divided into two categories: integral type and assembled type. Small-sized gates are generally made in one piece, but gates at construction and installation points with poor mechanical transportation conditions can also be made into assembled types to facilitate manual transportation, and gates with medium-sized and larger sizes can generally be made into assembled types. However, when the traditional gate is manually opened or closed, it will be very labor-intensive, time-consuming and inefficient.

Existing, referenced application number CN201620932655.7 A cast iron gate for water conservancy machinery, comprising a gate, a gate frame and a screw rod, the gate frame is provided with a gate in the middle, and both sides of the middle of the gate frame are provided with concave gates. The two sides of the gate are located in the groove, the gate is an outer arc-shaped hollow structure, and the hollow cavity of the gate is provided with reinforcing plates at equal distances, and the top surface of the gate is provided with a spring, and the spring is far away from One end of the gate is connected to the top surface of the gate frame, the center of the top surface of the gate is provided with a connecting block, the end of the connecting block away from the gate is provided with a rotating shaft, and the end of the rotating shaft away from the connecting block is provided with a screw rod. The screw rod penetrates the top surface of the gate frame, and the side surface of the screw rod is provided with fixing holes at equal distances up and down, and the top surface of the gate frame is provided with a limit block. Through the design of the spring, it is beneficial to improve the efficiency when manually opening or closing the gate, and through the design of the fixing hole and the screw, it is beneficial to the up and down movement of the fixed gate.

The above-mentioned prior art solutions have the following defects: although there is a spring force to assist in lifting the gate, since the gate is generally a reinforced concrete gate or a steel gate, the mass is heavy and the auxiliary effect is not obvious. When opening or closing, it is necessary to overcome the gravity of the gate to open or close the gate, which is laborious and inefficient.

Utility model content

The purpose of the utility model is to provide a gate for a water conservancy channel, which has the advantages of convenient opening and closing, fast speed and labor saving.

The above-mentioned utility model purpose of the present utility model is achieved through the following technical solutions:

A gate for a water conservancy channel, comprising a gate frame and a gate arranged inside the gate frame, the gate frame includes two mutually parallel vertical rods and two mutually parallel horizontal rods, and a rotating shaft is fixed at one end close to the gate, and the The lower end of the rotating shaft is rotatably connected with the door frame, and the upper end protrudes out of the door frame; a chain hoist is fixed on the horizontal rod on the upper part of the door frame, the horizontal rod is provided with a perforation, and the lifting chain of the hand chain hoist passes through the perforation and the gate. fixed.

By adopting the above technical solution, when the gate is opened, the rotating shaft is rotated, and the lifting chain is loosened through the hand zipper of the chain hoist, and the gate is rotated and opened to the drainage side. During the opening process, the kinetic energy generated by the flowing water is converted into pushing the gate to open. When the gate is closed, the rotating shaft is rotated, and the lifting chain is tightened by the hand zipper to assist the rotation of the gate and reduce the force required to drive the gate to close, which is fast and labor-saving. The advantages of convenient, fast and labor-saving closing.

The utility model is further configured as follows: a driven gear is fixed at one end of the rotating shaft extending out of the vertical rod, a driving motor is fixed on the horizontal rod on the upper part of the door frame, the driving motor is connected with a bevel gear, and the bevel gear is connected to the drive motor. The gear meshes with the driven gear.

By adopting the above technical solution, the rotating shaft is driven to rotate by the driving motor, thereby driving the gate to open, which is more convenient, labor-saving and high-efficiency.

The utility model is further provided that: the side wall of the horizontal rod is provided with an escape groove for the chain hoist hoisting chain to pass through, and the escape groove is communicated with the perforation.

By adopting the above technical solution, when closing the gate, when the gate is about to be completely closed, the hoisting chain can pass through the perforation through the avoidance slot, so that the closing of the gate is not affected.

The utility model is further configured as follows: the gate is prefabricated by reinforced concrete.

By adopting the above technical scheme, the utility model has the advantages of strong durability, anti-rust, strong anti-deformation ability and low cost.

The utility model is further arranged as follows: one end of the through hole away from the rotating shaft is opened on the horizontal rod.

By adopting the above technical solution, the shaft and the rotating shaft are respectively located at both ends of the gate, so that the gate can be opened and closed smoothly.

The utility model is further configured as follows: a rubber gasket is fixed at one end of the gate away from the rotating shaft.

By adopting the above technical solution, when the gate is closed, the rubber gasket exists between the gate and the vertical rod, which increases the sealing performance of the gate.

The utility model is further provided as follows: an accommodating groove for placing the manual chain of the hand chain hoist is fixed on the side wall of the horizontal rod on the upper part of the door frame.

By adopting the above technical solution, the manual chain can be placed in the accommodating groove, and it is not necessary for the staff to hold the chain, which is more labor-saving and convenient.

The utility model is further provided that: the horizontal rod on the upper part of the door frame and the gate are coaxially provided with a fixing hole, and a bolt is inserted into the fixing hole to fix the gate on the door frame.

By adopting the above technical solution, after the gate is closed, the gate is fixed by the latch, which prevents the chain hoist from being damaged and is more stable.

To sum up, the beneficial technical effects of the present utility model are:

1. When opening the gate, turn the rotating shaft, and at the same time loosen the lifting chain through the hand zipper of the chain hoist, the gate is turned to the drain side to open, and in the process of opening, the kinetic energy generated by the flowing water is converted into the power to push the gate to open, so that the gate is opened. The gate is more convenient to open; when the gate is closed, the rotating shaft is rotated, and the lifting chain is tightened by the hand zipper to assist the rotation of the gate and reduce the force required to drive the gate to close, which is fast and labor-saving, and the utility model has the advantages of convenient and fast opening and closing. , the advantages of labor saving;

2. Drive the shaft to rotate through the drive motor, thereby driving the gate to open, which is more convenient, labor-saving and efficient;

3. By setting the avoidance slot, when the gate is closed, when the gate is about to be completely closed, the lifting chain can pass through the perforation through the avoidance slot, so as not to affect the closing of the gate.

4. By setting the latch, after the gate is closed, the gate is fixed by the latch, which prevents the chain hoist from being damaged and is more stable.

Description of drawings

Fig. 1 is the gate opening structure schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the gate with the protruding rotating shaft of the present invention.

In the figure, 1, door frame; 11, vertical rod; 12, horizontal rod; 13, perforation; 14, avoidance groove; 2, gate; 3, rotating shaft; 31, driven gear; 4, chain hoist; 5, drive Motor; 51, bevel gear; 6, accommodating slot; 7, latch.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

1 and 2, the utility model discloses a gate for a water conservancy channel, suitable for small water channels, comprising a door frame 1 and a gate 2 rotatably arranged in the door frame 1, the door frame 1 is a rectangular frame, and the door frame 1 includes two The vertical rods 11 that are parallel to each other and two horizontal rods 12 that are parallel to each other, and the vertical rods 11 and the horizontal rods 12 are connected end to end to form the door frame 1 . The side of the gate 2 close to the door frame 1 is fixed with a vertically arranged rotating shaft 3 . The horizontal rod 12 on the upper part of the door frame 1 is fixed with a chain hoist 4 at one end away from the rotating shaft 3, and a hole 13 is opened on the horizontal rod 12, and the lifting chain of the chain block 4 passes through the hole 13 and is fixed to the upper end of the gate 2. .

When the gate 2 is opened, the rotating shaft 3 is rotated, and the hoisting chain is loosened through the hand zipper of the hand chain hoist 4, and the gate 2 is rotated and opened to the drainage side. power to make the gate 2 more convenient to open. When closing the gate 2, the hoisting chain is tightened by the hand zipper to drive the gate 2 to rotate, reducing the force required to drive the gate 2 to close, which is fast and labor-saving.

A driven gear 31 is fixedly connected to the end of the rotating shaft 3 extending out of the vertical rod 11 , a driving motor 5 is fixedly arranged on the horizontal rod 12 on the upper part of the door frame 1 , and a bevel gear 51 is connected to the driving shaft of the driving motor 5 . The movable gear 31 is engaged. The rotating shaft 3 is driven to rotate by the driving motor 5, thereby driving the gate 2 to open, which is more convenient, labor-saving and efficient.

Because when the gate 2 is about to close, the hoisting chain is located between the gate 2 and the horizontal rod 12 to affect the closing of the gate 2, so the side wall of the horizontal rod 12 is provided with an escape groove 14 for the hoisting chain of the chain hoist 4 to pass through, The avoidance groove 14 is opened on the drainage side, and the avoidance groove 14 is communicated with the through hole 13. When the gate 2 is closed, when the gate 2 is about to be completely closed, the lifting chain can pass through the through hole 13 through the avoidance groove 14, so that the closing of the gate 2 is not affected.

A rubber gasket is fixed at the end of the gate 2 away from the rotating shaft 3 . When the gate 2 is closed, the rubber gasket exists between the gate 2 and the vertical rod 11 to increase the sealing performance of the gate 2 .

The side wall of the horizontal rod 12 on the upper part of the door frame 1 is welded and fixed with an accommodating groove 6 for placing the manual chain. The top of the accommodating groove 6 is open. .

The horizontal rod 12 on the upper part of the door frame 1 and the gate 2 are coaxially provided with a fixing hole, and the fixing hole is opened at one end away from the rotating shaft 3, and the gate 2 is fixed on the door frame 1 by inserting the bolt 7 into the fixing hole. 7. Fix the gate 2 to prevent damage to the chain hoist 4 and make it more stable.

Among them, the gate 2 is formed by pouring reinforced concrete, which has strong durability, rust resistance, strong deformation resistance and low cost.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. A gate for a water conservancy channel, comprising a gate frame (1) and a gate (2) arranged inside the gate frame (1), the gate frame (1) comprising two mutually parallel vertical rods (11) and two mutually parallel gates. The parallel horizontal rod (12) is characterized in that: a rotating shaft (3) is fixed at one end close to the gate (2), the lower end of the rotating shaft (3) is rotatably connected with the door frame (1), and the upper end extends out of the door frame (1) ; The horizontal rod (12) on the upper part of the door frame (1) is fixed with a hand chain hoist (4), the horizontal rod (12) is provided with a perforation (13), and the lifting of the hand chain hoist (4) The heavy chain is fixedly connected to the gate (2) through the through hole (13). 2. The gate for a water conservancy channel according to claim 1, characterized in that: a driven gear (31) is fixed at one end of the shaft (3) protruding from the horizontal rod (12), and the door frame (1) ) A drive motor (5) is fixed on the upper horizontal rod (12), the drive motor (5) is connected with a bevel gear (51) in a transmission, and the bevel gear (51) meshes with the driven gear (31). 3. The gate for a water conservancy channel according to claim 1, wherein the horizontal rod (12) is provided with an avoidance groove for the hoisting chain of the chain hoist (4) to pass through on the side wall of the drain side. (14), the escape groove (14) communicates with the through hole (13). 4 . The gate for water conservancy channels according to claim 1 , wherein the gate ( 2 ) is prefabricated by reinforced concrete. 5 . 5. The gate for a water conservancy channel according to claim 1, characterized in that: one end of the through hole (13) away from the rotating shaft (3) is opened on the horizontal rod (12). 6 . The gate for a water conservancy channel according to claim 1 , wherein a rubber gasket is fixed at one end of the gate ( 2 ) away from the rotating shaft ( 3 ). 7 . 7. The gate for a water conservancy channel according to claim 1, characterized in that: a manual chain for placing a hand chain hoist (4) is fixed on the side wall of the horizontal rod (12) on the upper part of the door frame (1). accommodating slot (6). 8 . The gate for water conservancy channels according to claim 1 , wherein the horizontal rod ( 12 ) on the upper part of the door frame ( 1 ) and the gate ( 2 ) are coaxially provided with fixing holes, and the fixing holes Insert the latch (7) to fix the gate (2) on the door frame (1).

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