CN216108364U

CN216108364U - Hydraulic engineering check gate structure

Info

Publication number: CN216108364U
Application number: CN202122557542.7U
Authority: CN
Inventors: 王琰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-03-22
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a water conservancy project check gate structure, which solves the problem of long construction period of the existing small and medium-sized check gate construction project. The check gate comprises a check gate prefabricated part and a light steel structure gate, wherein the check gate prefabricated part is a reinforced concrete prefabricated part and comprises a main body and a gantry, a screw hoist is fixed on a cross beam of the gantry, and the screw hoist is connected with a steel structure gate below through a steel wire rope; the light steel structure gate comprises a steel framework, a water-facing side stainless steel plate I and a back water side stainless steel plate II, wherein the back water side stainless steel plate II is thinner than the water-facing side stainless steel plate I; rubber sealing strips are arranged on the two sides and the bottom edge of the light steel structure gate. The hydraulic engineering check gate structure is constructed in an operation mode of factory manufacturing and field assembly type construction, shortens the construction period and is beneficial to quick construction of small and medium-sized check gates.

Description

Hydraulic engineering check gate structure

Technical Field

The utility model relates to a hydraulic engineering check brake technical field.

Background

In hydraulic engineering, the check gate is used for regulating the flow rate and the water level, for example, a river is cut off in a dry period, so that the water level is increased; during the flood period, the check gate may control the downstream discharge rate.

In the water conservancy projects of south, four lakes and eastern lakes, a large number of water conservancy check gate projects exist, and at present, in the construction of common middle and lower river channels, main channels and the like, the construction of middle and small-sized check gate projects is generally carried out in a field reinforced concrete construction mode, so that the problems of long construction period and low efficiency exist, and the construction progress is severely limited.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a hydraulic engineering check gate structure, which adopts the technology of prefabrication and assembly type construction and solves the problem of long construction period of the existing small and medium-sized check gate construction engineering.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a check gate structure of hydraulic engineering comprises a check gate prefabricated component and a light steel structure gate, and is characterized in that,

the check gate prefabricated part is a reinforced concrete prefabricated part and comprises a main body and a gantry, a screw hoist is fixed on a cross beam of the gantry, and the screw hoist is connected with a steel structure gate below through a steel wire rope;

the light steel structure gate comprises a steel framework, a water-facing side stainless steel plate I and a back water side stainless steel plate II, wherein the back water side stainless steel plate II is thinner than the water-facing side stainless steel plate I;

rubber sealing strips are arranged on the two sides and the bottom edge of the light steel structure gate.

And furthermore, a polytetrafluoroethylene strip I is fixed in the slide way on the side face of the main body corresponding to the light steel structure gate.

Further, with light steel construction gate corresponds through fixed polytetrafluoroethylene strip II in the groove-shaped structure of main part bottom, and the section of polytetrafluoroethylene strip II is triangle-shaped, and this polytetrafluoroethylene strip II cooperates with the polytetrafluoroethylene strip III of the reverse setting of gate bottom wedge each other.

Further, the bottom of the main body is provided with a grouting upper groove and a grouting opening.

Furthermore, sealing ring grooves are formed in two sides of the main body, and rubber sealing rings are installed on the sealing ring grooves.

Furthermore, a hoisting ring is arranged on the check gate prefabricated part.

The utility model has the beneficial effects that:

the hydraulic engineering check gate structure is constructed in an operation mode of factory manufacturing and field assembly type construction, the construction period is shortened, quick construction of small and medium-sized check gates is facilitated, and the beneficial effects of the hydraulic engineering check gate structure are further introduced by combining specific embodiments.

Drawings

Fig. 1 is an elevation view (a-a in fig. 2) of a prefabricated check gate and its installation.

Fig. 2 is a plan view of the prefabricated check gate and its installation construction.

Fig. 3 is a sectional view taken along line B-B in fig. 2.

Fig. 4 is a cross-sectional view taken along line C-C of fig. 2.

Fig. 5 is a sectional view taken along line D-D in fig. 2.

Fig. 6 is an elevation view of the steel structure gate.

Fig. 7 is a node between the gate and the side wall of the prefabricated part.

Fig. 8 is a node between the gate and the bottom surface of the prefabricated part.

In the figure:

the arrow direction indicates the water pressure direction;

10 sections of brake prefabricated components, 11 main bodies, 12 gantries, 13 screw hoist, 14 polytetrafluoroethylene strips I, 15 polytetrafluoroethylene strips II, 16 polytetrafluoroethylene strips III, 17 grouting upper grooves and 18 grouting ports;

20 light steel structure gates, 21 steel frameworks, 22 stainless steel plates, 23 rubber sealing strips and 23' rubber sealing strips; 24 the steel pin is arranged on the outer wall of the steel pin,

30 of a rubber sealing ring, and a rubber sealing ring,

01 a channel or a river channel, and a water channel,

02 of a rigid foundation, and a rigid base,

03 transition box culvert.

Detailed Description

The utility model adopts the mode of preassembling the check gate prefabricated part 10 and the light steel structure gate 20 in a factory for production, and the prefabricated part is transported to the site by a special transport vehicle for hoisting and assembling construction, thereby being capable of rapidly meeting the requirements of site construction.

The structure and construction steps of the check gate will be further described with reference to the accompanying drawings 1 to 8, so that those skilled in the art can understand the essence of the present technology.

The check gate prefabricated part 10 is a reinforced concrete prefabricated part and is produced in a prefabricated forming mode, and structurally described, the prefabricated part comprises a main body 11 of a box-type structure and a gantry 12 which is higher than the main body, the gantry is composed of three stand columns and a cross beam, the cross beam is the installation position of a screw hoist 13, namely, the screw hoist 13 is fixed on the gantry cross beam through bolts, and the check gate prefabricated part has two stations and corresponds to a light steel structure gate respectively. The spiral hoist is connected with a light steel structure gate 20 below through a steel wire rope. The main body 11 of the box-type structure is a rectangular parallelepiped shell-shaped structure with a rectangular cross section and formed by enclosing four side surfaces. In foretell main part, also be exactly the longmen under, pre-buried channel-section steel in the lateral wall of main part and the bottom surface, wherein pre-buried channel-section steel in the lateral wall forms the slide of gate, through pasting or the mode of hot welding polytetrafluoroethylene strip I14 in this slide, forms the paster that has the lubrication effect, and this paster is planar structure. Simultaneously, the pre-buried channel-section steel in the bottom surface forms a recessed groove-shaped structure, and polytetrafluoroethylene strip II 15 is fixed through pasting or hot welding in this groove-shaped structure, and different from the above-mentioned, this polytetrafluoroethylene strip II's section is triangle-shaped. This polytetrafluoroethylene strip II cooperates with the reverse triangle-shaped polytetrafluoroethylene strip III 16 of the reverse setting of gate bottom wedge each other, and this wedge cooperation can be timely with the silt ability discharge gate in the groove under, improves the matching degree between the two, avoids taking place the jam of mud.

The bottommost portion of the prefabricated part main body 11 is provided with a grouting upper groove 17, the grouting upper groove is formed in the bottom, the middle of the grouting upper groove is concave, the structure of the weir is blocked all around, a grouting opening 18 is formed in the bottom plate of the grouting upper groove, and through the grouting mode, the assembly type construction is matched, the leveling is facilitated, and the construction efficiency is improved.

Sealing ring grooves are formed in two sides of the prefabricated part main body 11 and used for installing rubber sealing rings 30, and the connection efficiency of the prefabricated part main body and the transition box culvert is improved.

On the prefabricated member, hoisting rings are preferably arranged on two sides so as to facilitate the integral hoisting of the crane.

Light steel structure gate 20, in order to reduce the hoist and mount degree of difficulty, compromise economic message, light steel structure gate has been used, this light steel structure gate 20 is whole to be become by inside steel skeleton 21 and the corrosion resistant plate 22 in the outside, wherein, the steel skeleton part adopts whole zinc-plating, spout zinc corrosion protection technology and carry out anticorrosive, corrosion resistant plate includes meeting water side corrosion resistant plate I and leeward side corrosion resistant plate II, wherein, the thickness of leeward side corrosion resistant plate II is about half of the I thickness of leeward side corrosion resistant plate, in order to reduce the dead weight, and do not influence the whole effect of gate basically. The steel plate and the steel skeleton are connected by welding or riveting, and are not described in detail.

Two vertical rubber sealing strips 23 are fixed at two vertical edge positions of the light steel structure gate in a screw or rivet mode, and form a side water stop sealing structure with the polytetrafluoroethylene strip I in the vertical direction.

And a rubber sealing strip 23' is fixed at the bottom edge of the light steel structure gate in a screw or rivet mode, and forms a bottom water-stop sealing structure with the polytetrafluoroethylene strips II and III in the vertical direction.

And a steel pin 24 is arranged at the top of the light steel structure gate 20 and used for bundling the steel wire rope, and the steel gate is lifted or lowered through the screw hoist 13.

The construction method comprises the following steps of firstly, constructing in an earth excavation operation mode, then constructing M7.5 masonry to form a channel or river channel 01, pouring and forming reinforced concrete foundations in a prefabricated part mounting area and a transition box culvert mounting area to form a rigid foundation 02, and then assembling and mounting the check gate prefabricated parts 10 and the transition box culvert 03 until the construction is finished.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the scope of the present invention, and various modifications and improvements of the present invention by those skilled in the art without departing from the spirit of the present invention are intended to fall within the scope of the present invention defined by the claims.

Claims

1. A water conservancy project check gate structure comprises a check gate prefabricated part (10) and a light steel structure gate (20), and is characterized in that,

the check gate prefabricated part (10) is a reinforced concrete prefabricated part and comprises a main body (11) and a gantry (12), a screw hoist (13) is fixed on a cross beam of the gantry, and the screw hoist is connected with a steel structure gate (20) below through a steel wire rope;

the light steel structure gate (20) comprises a steel framework (21), a water-facing side stainless steel plate I and a backwater side stainless steel plate II, wherein the thickness of the backwater side stainless steel plate II is smaller than that of the water-facing side stainless steel plate I;

2. The hydraulic engineering check gate structure of claim 1, wherein a polytetrafluoroethylene strip I is fixed in a slide way of the side face of the main body corresponding to the lightweight steel structure gate (20).

3. The hydraulic engineering check gate structure according to claim 2, wherein a polytetrafluoroethylene strip II (15) is fixed in a groove-shaped structure at the bottom of the main body corresponding to the light steel structure gate (20), the section of the polytetrafluoroethylene strip II is triangular, and the polytetrafluoroethylene strip II and a polytetrafluoroethylene strip III (16) arranged at the bottom of the gate in a reverse direction are in wedge fit with each other.

4. Hydraulic engineering check brake structure according to claim 1, characterized in that the bottom of the main body (11) is provided with grouting upper grooves (17) and grouting mouths (18).

5. The hydraulic engineering check brake structure according to claim 1, wherein sealing ring grooves are formed in two sides of the main body (11) and are provided with rubber sealing rings (30).

6. The hydraulic engineering check brake structure of claim 1, wherein the check brake prefabricated component is provided with a hoisting ring.