CN216948126U

CN216948126U - Gate with water pumping function

Info

Publication number: CN216948126U
Application number: CN202220410671.5U
Authority: CN
Inventors: 王进波; 姜伟; 高玉良; 徐献坤; 李琴
Original assignee: China Gezhouba Group Construction Engineering Co ltd
Current assignee: China Gezhouba Group Construction Engineering Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-12
Anticipated expiration: 2032-02-28

Abstract

A gate with a water pumping function comprises a gate body, wherein a water pump is hermetically installed at the top end of the gate body, a connector at one end of the water pump is connected with a water inlet pipe, and the water inlet pipe hermetically penetrates through the gate body and then extends below the liquid level of a gate chamber; the water outlet at the other end of the water pump is connected with a water outlet pipe, and the water outlet pipe penetrates through the gate body in a sealing manner and then extends out of the gate chamber. The gate with the water pumping function can be reused when a lock chamber is overhauled and drained in the construction period and the operation period of a ship lock, so that the lock chamber water pumping equipment is prevented from being installed for many times, and the labor intensity is reduced.

Description

Gate with water pumping function

Technical Field

The utility model relates to a gate, in particular to a gate with a water pumping function.

Background

In water conservancy and hydropower engineering, usually, in the construction period of a ship lock and during operation and maintenance, large-scale pumping equipment needs to be installed temporarily by consuming manpower and material resources to pump and drain water in a lock chamber, and then dry ground safety operation in the lock chamber can be carried out. This increases the maintenance work preparation workload and reduces the work efficiency.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a gate with a water pumping function, which can immediately perform accumulated water pumping and drainage in a gate chamber by opening a water pumping device on an overhaul gate after the overhaul gate is lowered, so as to provide a dry and safe working environment for the gate chamber.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a gate with a water pumping function comprises a gate body, wherein a water pump is hermetically installed at the top end of the gate body, a connector at one end of the water pump is connected with a water inlet pipe, and the water inlet pipe hermetically penetrates through the gate body and then extends below the liquid level of a gate chamber; the water outlet at the other end of the water pump is connected with a water outlet pipe, and the water outlet pipe penetrates through the gate body in a sealing manner and then extends out of the gate chamber.

The water pump is arranged in the middle of the inner cavity of the gate top section stoplog door, and the upper end of the inner cavity of the gate top section stoplog door is sealed through a cover plate and a sealing washer.

The water inlet pipe comprises a first pipeline and a second pipeline, one end of the first pipeline is connected with the water pump, the other end of the first pipeline penetrates through the gate panel and then is connected with the end part of an elbow of the second pipeline through a flange plate, and the lower end of the second pipeline is provided with a shower nozzle; wherein, first pipeline adopts full weld fixed with the gate panel.

The water outlet pipe comprises a third pipeline and a fourth pipeline, one end of the first pipeline is connected with the water pump, and the other end of the first pipeline penetrates through the gate panel and then is connected with the end part of the elbow of the fourth pipeline through a flange plate; wherein, the third pipeline and the gate panel adopt full weld to fix.

And a check valve is arranged on the third pipeline.

The water inlet pipe and the water outlet pipe are fixed on the gate body through the bracket.

The utility model relates to a gate with a water pumping function, which has the following technical effects:

1) the water pump is used for drawing water through the water inlet pipe and the water outlet pipe, so that the lock chamber can be reused during maintenance and drainage in the ship lock construction period and the operation period, multiple installation of the lock chamber pumping equipment is avoided, and the labor intensity is reduced.

2) The water pump is arranged in the middle of the inner cavity of the gate top section stop log door, so that the position is reasonable, the stress is balanced, and the overall stability of the gate is facilitated. The water pump is arranged in the cavity of the stop log door, the space is closed, the water pump can be protected from the influence of river flood, the motor is prevented from being submerged by water, and a dry and safe environment is created for the operation of the water pump.

3) And through the arrangement of the shower nozzle, the water can be effectively filtered and a large amount of sundries in the water can be prevented from entering the water pump.

4) By arranging the check valve, on one hand, water at the rear end (in the direction of the water outlet) of the check valve after the pump is stopped can be prevented from flowing backwards, so that backflow water is prevented from impacting the impeller of the water pump and driving the motor to rotate reversely, and the motor of the water pump is prevented from being damaged; on the other hand, the residual water at the front end (water inlet direction) of the check valve after the pump is stopped can be prevented from being discharged, and air enters, so that the water can be directly discharged by starting the water pump without pouring water again next time.

5) The whole water conveying pipeline system is fixed by the steel structure support and attached to the gate door body through welding, so that the water conveying pipeline system can be ensured to be in a stable and firm state in pumping and draining work, and the problems of unsealed water conveying pipeline part, equipment damage and the like caused by long-time vibration are effectively avoided.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a partial structural schematic diagram of the present invention.

In the figure: the water pump comprises a gate body 1, a water pump 2, a water inlet pipe 3, a gate chamber 4, a water outlet pipe 5, a gate panel 6, a first pipeline 3.1, a second pipeline 3.2, a shower nozzle 3.3, a third pipeline 5.1, a fourth pipeline 5.2, a cover plate 7, a sealing gasket 8, a check valve 9, a support 10 and a ladder stand 11.

Detailed Description

As shown in figure 1, the gate with the water pumping function mainly comprises a water pump 2, a pipeline and a metal structure accessory facility related to a manhole.

The water pump 2 is arranged in the middle inner cavity of the top section stoplog door of the gate body 1 and is in a closed state, so that the water pump 2 is protected hard, the water pump can be prevented from being influenced by river flood, and a motor of the water pump 2 is prevented from being submerged by water. And a motor power supply port of the water pump is connected with a power supply cable, and the power supply cable penetrates through a wire pipe of the cover plate 7 of the top section stop log door and is externally connected to a gate hoist control room.

The pipeline part is divided into a water inlet pipe 3 and a water outlet pipe 5 according to the installation position of the water pump, and pipe bodies are fixed and welded on a gate body through a support 10.

Wherein, inlet tube 3 divide into first pipeline 3.1, second pipeline 3.2 two parts, and first pipeline 3.1, second pipeline 3.2 all have the ring flange interface, and first pipeline 3.1 one end adopts bolt fixed connection with 2 ends of intaking of water pump, and the other end passes gate panel 6 and second pipeline 3.2 elbow tip fixed connection. The contact part of the first pipeline 3.1 and the gate panel 6 is fixed by full welding. The end of the water inlet of the second pipeline 3.2 extends to the bottom sill and is provided with a shower nozzle 3.3. The shower nozzle 3.3 effectively filters and prevents in a large amount of debris of aquatic get into water pump 2, and then avoids 2 load-carrying operations of water pump, damages the risk of 6 motors of water pump.

The water outlet pipe 5 is divided into a third pipeline 5.1 and a fourth pipeline 5.2, the end parts of the third pipeline 5.1 and the fourth pipeline 5.2 are respectively provided with a flange plate interface, one end (elbow end) of the third pipeline 5.1 is fixedly connected with the water outlet end of the water pump 2 by a bolt, and the other end passes through the gate panel 6 and is fixedly connected with the end part of the elbow of the fourth pipeline 5.2. The contact part of the third pipeline 5.1 and the gate panel 6 is fixed by full welding, and finally, the water in the gate chamber is guided to the outer side of the gate through the fourth pipeline 5.2.

In addition, the pipe body of the third pipeline 5.1 is provided with a check valve 9, and the check valve 9 can prevent water at the rear end (water outlet direction) of the check valve 9 from flowing backwards after the pump is stopped, so that the phenomenon that the backflow water impacts the impeller of the water pump 2 and drives the motor of the water pump 2 to rotate reversely to damage the motor of the water pump 2 is avoided; on the other hand, the water left in the front end (water inlet direction) of the check valve 9 and the water outlet pipe 5 after the pump is stopped can be prevented from being discharged, and air enters, so that the water can be directly drained by starting the water pump 2 without pouring water again.

The manhole well related metal structure auxiliary facility part consists of a manhole well cover plate 7 (an access passage inlet) and a ladder stand 11, wherein the manhole well cover plate 7 is arranged on a top section stop log door top plate, and the ladder stand 11 is arranged on the water pump water inlet end face plate side of an inner cavity of the top section stop log door.

Preferably, the water pump 2 adopts a horizontal centrifugal pump, and has the advantages of excellent performance, long service life, high reliability, beautiful appearance, reasonable structure and convenient maintenance. The concentricity of the pump shaft and the excellent dynamic and static balance of the impeller ensure stable operation, and have no vibration and no noise. The water outlet end can be adjusted and installed at multiple angles of left, right and upward, so that the pipeline arrangement and installation are facilitated, and the space is saved. The water inlet end and the water outlet end are connected and sealed by rubber gaskets, and are fixed by bolts, so that the installation and the disassembly are simple and convenient.

Preferably, the water inlet pipe 3 and the water outlet pipe 5 are manufactured according to actual field processing, both flange joint cast iron pipes are adopted, and the pipelines are sealed by rubber gaskets and rigidly connected by bolts.

Preferably, the support 10 is made of angle steel, and the pipe body is sleeved and welded, fixed and formed in the middle of the pipe body near a flange connector, a water inlet and a water outlet of the on-site pipeline, and then welded and attached to the gate body.

Preferably, the ladder stand 11 is fixed on the gate panel 6 at the water inlet end of the water pump by welding. The manhole well is arranged on the top section stop log door top plate, the opening size of the manhole well is compared with the outline size of the water pump, a surplus space is reserved, the water pump is required to be overhauled and used, and a manhole well cover plate spigot is provided with a sealing washer 8, so that the cover plate can achieve a sealing and tight effect after being closed.

Claims

1. The utility model provides a from gate of taking pumping function which characterized in that: the water-saving gate comprises a gate body (1), wherein a water pump (2) is hermetically installed at the top end of the gate body (1), a connector at one end of the water pump (2) is connected with a water inlet pipe (3), and the water inlet pipe (3) hermetically penetrates through the gate body (1) and then extends below the liquid level of a gate chamber (4); the water outlet at the other end of the water pump (2) is connected with a water outlet pipe (5), and the water outlet pipe (5) hermetically penetrates through the gate body (1) and then extends out of the gate chamber.

2. The gate with the water pumping function as claimed in claim 1, wherein: the water pump (2) is arranged in the middle of the inner cavity of the gate top section stop log door, and the upper end of the inner cavity of the gate top section stop log door is sealed through a cover plate (7) and a sealing washer (8).

3. The gate with the water pumping function as claimed in claim 1, wherein: the water inlet pipe (3) comprises a first pipeline (3.1) and a second pipeline (3.2), one end of the first pipeline (3.1) is connected with the water pump (2), the other end of the first pipeline penetrates through the gate panel (6) and then is connected with the end part of an elbow of the second pipeline (3.2) through a flange plate, and the lower end of the second pipeline (3.2) is provided with a shower nozzle (3.3); wherein, the first pipeline (3.1) and the gate panel (6) are fixed by full welding.

4. The gate with the water pumping function as claimed in claim 1, wherein: the water outlet pipe (5) comprises a third pipeline (5.1) and a fourth pipeline (5.2), one end of the first pipeline (5.1) is connected with the water pump (2), and the other end of the first pipeline (5.1) penetrates through the gate panel (6) and then is connected with the end part of an elbow of the fourth pipeline (5.2) through a flange plate; wherein, the third pipeline (5.1) and the gate panel (6) are fixed by full welding.

5. The gate with the water pumping function as claimed in claim 4, wherein: and a check valve (9) is arranged on the third pipeline (5.1).

6. The gate with the water pumping function as claimed in claim 1, wherein: the water inlet pipe (3) and the water outlet pipe (5) are fixed on the gate body (1) through the support (10).