CN218371057U

CN218371057U - Submerged cable winding and unwinding system for gate pump

Info

Publication number: CN218371057U
Application number: CN202222859067.3U
Authority: CN
Inventors: 陈洋; 徐学军; 阮悦扬; 张云; 周逸波; 袁红
Original assignee: Changjiang Institute of Survey Planning Design and Research Co Ltd
Current assignee: Changjiang Institute of Survey Planning Design and Research Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-24
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a submerged cable receive and releases system for gate pump relates to hydraulic engineering technical field. The device comprises a hoisting hoist positioned in a hoist chamber, a flat plate vertical lifting gate pump connected with the hoisting hoist, a guide rail positioned in the hoist chamber and a submersible cable, wherein the guide rail is connected with an electric trolley and a cable pulley and is provided with an end suspension bracket; the electric trolley, the cable pulley and the end hanger are connected in sequence through a traction steel wire rope; one end of the submersible cable is connected with a water pump of the flat plate vertical lifting door gate pump, and the other end of the submersible cable is sequentially hung at the bottoms of the electric trolley and the cable pulley from left to right and then is connected with a power supply interface of the middle transfer box on the right side of the hoist chamber. The utility model discloses convenient operation management can carry out the cable and receive and release the operation when headstock gear room operation gate.

Description

Submerged cable winding and unwinding system for gate pump

Technical Field

The utility model relates to a hydraulic engineering technical field, the more specifically it is a submerged cable receive and releases system for gate pump that says so.

Background

The gate pump is a hydraulic building type aiming at the weak urban river water power and capable of effectively improving the local water power; it combines the submersible pump technology with the gate technology; the pump and the gate are integrated and integrally hoisted with the gate body. The pump station has compact structure and small horizontal floor area.

In the prior art, a gate of a gate pump mostly adopts a flat plate vertical lifting gate, and a winch hoist is arranged in a matching way; a water pump of the gate pump is horizontally arranged in the opening of the gate by adopting a full tubular pump or a submersible tubular pump; the water pump connecting cable adopts a submersible cable; because the position of the power connection intermediate transfer box is fixed, after the water pump is connected with a shore and powered on, the distance between a water pump cable and the intermediate transfer box needs to meet the requirement of opening and closing length, the water pump is lifted and falls along with a gate in the shore power-on period, under the condition that two ends of the water pump are fixed, the cable posture is unstable, the cable is too loose, the risk of winding foreign matters exists, if the cable is close to a gate slot, the potential hazards of cable abrasion and clamping damage exist, serious safety accidents are caused, and pipe transportation personnel need to pay attention frequently; the cable is arranged at the side of the water outlet flap valve, the flap valve is in a disordered flow state when the water pump operates, the water pump cable is piled and coiled near the flap valve for a long time under the action of gravity, impact and abrasion of water flow on the cable are aggravated, dirt is piled above a water outlet pipe supporting rib plate between the water outlet flap valve and a gate, and a cable protective layer is corroded, so that the safe service life of the cable can be shortened; for a high-power low-voltage cable of a gate pump, the cable diameter is thick, the winding is not designed in a targeted manner under the condition that two ends of the cable are fixed, and the submersible pump cable is messy in water, is not attractive and has potential safety hazards.

Therefore, the posture of the cable of the water pump of the gate pump in water is kept stable, potential safety hazards are reduced, operation management is convenient, and it is necessary to develop a submersible cable winding and unwinding system for the gate pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point of above-mentioned background art, and provide a submerged cable receive and releases system for gate pump.

In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a submerged cable receive and releases system for gate pump which characterized in that: the device comprises a hoisting hoist positioned in a hoist chamber, a flat plate vertical lifting gate pump with the top connected with the hoisting hoist, a guide rail positioned at the top of the hoist chamber and a submersible cable, wherein an electric trolley and a cable pulley are sequentially connected on the guide rail in a rolling manner from left to right, and an end suspension bracket is arranged at the right end of the guide rail;

the electric trolley, the cable pulley and the end hanger are connected in sequence through a traction steel wire rope;

one end of the submersible cable is connected with a water pump of the flat plate vertical lifting gate pump, and the other end of the submersible cable is sequentially hung at the bottoms of the electric trolley and the cable pulley from left to right and then is connected with a power supply interface of a middle transfer box on the right side of the hoist chamber.

In the technical scheme, the left end of the guide rail is provided with a fixed pulley; the submersible cable is connected with the fixed pulley in a sliding mode.

In the technical scheme, cable clamps are arranged at the bottoms of the electric trolley, the cable pulley and the end hanger; the electric trolley, the cable pulley and the end hanger are all used for hanging the submersible cable through the cable clamp.

In the technical scheme, the submersible cable is fixed on the gate panel of the flat plate vertical lift gate pump through the fixing buckle.

In the technical scheme, push rods are arranged at the left end and the right end of the electric trolley, the left end and the right end of the cable pulley, the left end of the end hanger and the right end of the fixed pulley; the push rod at the left end of the electric trolley is matched with the push rod at the right end of the fixed pulley, the push rod at the right end of the electric trolley is matched with the push rod at the left end of the cable pulley, and the push rod at the right end of the cable pulley is matched with the push rod at the left end of the end suspension bracket.

In the technical scheme, the diameter of the fixed pulley is ten times of the outer diameter of the submersible cable.

In the technical scheme, the distance between the fixed pulley and the center of the electric trolley is equal to the stroke of the gate.

In the technical scheme, the width of the gate is not less than 3m, the power of a water pump motor is not more than 90kW, and the outer diameter of a submersible cable is not more than phi 35mm; and a gap of more than 3mm is reserved between the pulley of the cable pulley and the foot width of the guide rail.

In the technical scheme, the guide rail is 25-size I-steel; the suspension length of the submersible cable is 1.25 times of that of the traction steel wire rope.

In the technical scheme, the guide rail, the electric trolley, the cable pulley, the end hanger and the fixed pulley are all provided with grounding wires, and the resistance of a grounding loop is not more than 4 omega.

Compared with the prior art, the utility model has the advantages of it is following:

(1) The utility model discloses convenient operation management can carry out the cable and receive and release the operation when headstock gear room operation gate.

(2) The utility model provides a submersible cable connects water pump section fixes on the gate panel, and the gesture of submersible cable in aqueous is stable, avoids the winding to drag and draw and block decreases, reduces the potential safety hazard.

(3) The utility model provides a submarine cable is fixed by many cable clamps, and the elasticity is suitable, and the book is piled up in aqueous incompletely, and most are indoor at the headstock gear after submarine cable packs up, handles dry environment, has prolonged submarine cable's life.

(4) The outer diameter of the submersible cable in the utility model is about 35mm; the utility model is suitable for the water pump motor power range of 5.5-90kW, and is suitable for the specifications of a mainstream gate pump;

drawings

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

Fig. 2 the utility model discloses close floodgate water pump pumping operating mode's vertical section schematic diagram.

Fig. 3 is a cross sectional schematic diagram of the water pumping condition of the gate-closing water pump.

Figure 4 the utility model discloses open a floodgate flows from longitudinal section sketch map of water operating mode.

Fig. 5 the utility model discloses the cross section schematic diagram of the water operating mode is flowed automatically in switching off.

Fig. 6 the utility model discloses a fixed pulley, electronic dolly, cable pulley, end gallows rip sketch map.

Fig. 7 is a cross sectional view of the fixed pulley of the present invention.

Fig. 8 is a schematic cross-sectional view of the electric cart of the present invention.

Fig. 9 is a schematic cross-sectional view of the cable pulley of the present invention.

Fig. 10 is a cross-sectional view of the end hanger of the present invention.

The device comprises a hoist chamber 1, a middle transfer box 11, a power interface 2, a winch hoist, a flat plate vertical lifting door gate pump 3, a water pump 31, a gate 32, a fixed buckle 33, a guide rail 4, an electric trolley 41, a cable pulley 42, an end hanger 43, a traction steel wire rope 44, a fixed pulley 45, a cable clamp 46, a push rod 47 and a submersible cable 5.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be clear and readily appreciated by the description.

With reference to the accompanying drawings: the utility model provides a submerged cable receive and releases system for gate pump which characterized in that: the device comprises a hoisting hoist 2 positioned in a hoist chamber 1, a flat plate vertical lifting gate pump 3 with the top connected with the hoisting hoist 2, a guide rail 4 positioned on the top of the hoist chamber 2 and a submersible cable 5, wherein the guide rail 4 is sequentially connected with an electric trolley 41 and a cable pulley 42 in a rolling manner from left to right, and the right end of the guide rail 4 is provided with an end suspension bracket 43; the electric trolley 41 is driven by an asynchronous motor and is operated in a remote mode; the guide rail 4 is installed on the roof of the hoist chamber 1 along the water flow direction; the opening and closing of the flat plate vertical lifting gate pump 3 are realized by a matched winch hoist 2;

the electric trolley 41, the cable pulley 42 and the end hanger 43 are connected in sequence through a traction steel wire rope 44;

one end of the submersible cable 5 is connected with the water pump 31 of the flat plate vertical lifting gate pump 3, and the other end of the submersible cable is sequentially hung at the bottoms of the electric trolley 41 and the cable pulley 42 from left to right and then is connected with the power interface 11 of the middle transfer box on the right side of the hoist chamber 2.

A fixed pulley 45 is arranged at the left end of the guide rail 4; the submersible cable 5 is slidably connected with the fixed pulley 45.

The bottom parts of the electric trolley 41, the cable pulley 42 and the end hanger 43 are provided with cable clamps 46; the electric trolley 41, the cable pulley 42 and the end hanger 43 are all used for hanging the submersible cable 5 through a cable clamp 46.

The submersible cable 5 is fixed on the gate 32 panel of the flat plate vertical lifting gate pump 3 through a fixing buckle 33, so that the submersible cable 5 keeps a stable posture below the top of the gate 32; one end of the submersible cable 5 is connected with the water pump 31, the gate 32 panel is fixed through the fixing buckle 33, and the other end of the submersible cable is connected with the power interface 11 of the intermediate transfer box after passing through the fixed pulley 45, the cable clamp 46 of the electric trolley 41, the cable clamp 46 of the cable pulley 42 and the cable clamp 46 of the end hanger 43 in sequence, so that stable and reliable power supply of the water pump is realized.

Push rods 47 are arranged at the left end and the right end of the electric trolley 41, the left end and the right end of the cable pulley 42, the left end of the end suspension bracket 43 and the right end of the fixed pulley 45, and the centers of the tops of the push rods 47 are positioned on a straight line flowing along water; the push rod 47 at the left end of the electric trolley 41 is matched with the push rod 47 at the right end of the fixed pulley 45, the push rod 47 at the right end of the electric trolley 41 is matched with the push rod 47 at the left end of the cable pulley 42, the push rod 47 at the right end of the cable pulley 42 is matched with the push rod 47 at the left end of the end suspension bracket 43, so that the adjacent push rods 47 can be effectively contacted, and the cable pulley 42 is controlled to reciprocate on the guide rail 4;

the diameter of the fixed pulley 45 is ten times of the outer diameter of the submersible cable 5.

The distance between the fixed pulley 45 and the center of the electric trolley 41 is equal to the stroke of the gate 32.

The width of the gate 32 is not less than 3m, the power of a motor of the water pump 31 is not more than 90kW, and the outer diameter of the submersible cable 5 is not more than phi 35mm; and a gap of more than 3mm is formed between the pulley of the cable pulley 42 and the foot width of the guide rail 4.

The guide rail 4 is 25-size I-steel; the suspension length of the submersible cable 5 is 1.25 times that of the traction steel wire rope 44.

Grounding wires are arranged on the guide rail 4, the electric trolley 41, the cable pulley 42, the end hanger 43 and the fixed pulley 45, the resistance of a grounding loop is not more than 4 omega, and the grounding wires can be bare copper wires with the diameter of 5mm or the cross section of not less than 25mm ² The metal conductor of (1).

In actual use, the use method of the submersible cable pay-off and take-up system for the gate pump is characterized in that the side A represents a low water level side, and the side B represents a high water level side, and the method comprises the following steps:

step 1: as shown in fig. 2 and 3, when the water level of the pool at the side a is equal to or lower than that of the pool at the side B, the electric trolley 41 can be remotely operated to move leftwards on the guide rail 4 according to needs, the cable pulley 42 is dragged to move by the traction steel wire rope 44, the submersible cable 5 moves downwards along with the movement of the electric trolley, when the top of the push rod 47 of the electric trolley 41 touches the top of the push rod 47 of the fixed pulley 45, the flat-plate vertical lift gate valve pump 3 can be closed, the water pump 31 is started to pump water, and water flows into the pool at the side B from the pool at the side a through the water pump 31, so that the water pumping function from the side a to the side B is realized; after the pump is stopped, the flap valve is quickly closed under the action of self weight and water pressure, so that water flow is cut off, and the safety of a pump set is protected;

step 2: as shown in fig. 4 and 5, when the water level of the pool at the side a is lower than that of the pool at the side B, the flat plate vertical lift gate valve pump 3 can be opened as required, after the gate 32 is fully opened, the full stroke of the gate 32 is lifted, the remote control electric trolley 41 moves rightwards on the guide rail 4, the push rod 47 of the electric trolley 41 pushes the push rod 47 of the cable pulley 42, and the electric trolley 41 and the cable pulley 42 are drawn close to the end hanger 43, so that the loose submersible cable 5 is safely folded.

Examples

The true bookIn the embodiment, the submerged cable winding and unwinding system for the gate pump is characterized in that the size of the gate 32 is 3m wide and 4m high, the stroke of the gate 32 is =4.2m, and the flow of the water pump 31 is 2.5m ³ And/s, the power of a matched water pump 31 motor is 90kW, the outer diameter of a submersible cable 5 is 35mm, the capacity of a winch hoist 2 matched with a gate 32 is 200kN, the type of a guide rail 4 is 25I-steel, the diameter of a fixed pulley 45 is 0.6m, the power of a driving motor of an electric trolley 41 is 0.2kW, and the diameter of a traction steel wire rope 44 is phi 3mm. The distance between the electric trolley and the center of the fixed pulley is =4.2m.

After practical application, the components are simple, the installation is convenient, the retraction and release operation of the submersible cable 5 is carried out while the gate 32 is operated in the hoist chamber 1, the transmission performance is stable, and no fault occurs; the submersible cable 5 is connected with the water pump section and fixed on the gate 32 panel, the attitude of the submersible cable 5 in water is stable, winding, pulling and falling into a gate slot are avoided, and potential safety hazards are reduced; the drying and winding-unwinding environment is provided for the submersible cable, and the service life of the cable is prolonged.

Other parts not described belong to the prior art.

Claims

1. The utility model provides a submerged cable receive and releases system for gate pump which characterized in that: the device comprises a hoisting hoist (2) positioned in a hoist chamber (1), a flat plate vertical lifting gate pump (3) with the top connected with the hoisting hoist (2), a guide rail (4) positioned at the top of the hoist chamber (1) and a submersible cable (5), wherein an electric trolley (41) and a cable pulley (42) are sequentially connected on the guide rail (4) in a rolling manner from left to right, and an end hanger (43) is arranged at the right end of the guide rail (4);

the electric trolley (41), the cable pulley (42) and the end hanger (43) are connected in sequence through a traction steel wire rope (44);

one end of the submersible cable (5) is connected with a water pump (31) of the flat plate vertical lifting gate pump (3), and the other end of the submersible cable is sequentially hung behind the bottoms of the electric trolley (41) and the cable pulley (42) from left to right and is connected with a power supply interface (11) of a middle transfer box on the right side of the hoist chamber (1).

2. The submersible cable pay-off and take-up system for the gate pump as claimed in claim 1, wherein: a fixed pulley (45) is arranged at the left end of the guide rail (4); the submersible cable (5) is connected with the fixed pulley (45) in a sliding manner.

3. The submersible cable pay-off and take-up system for gate pump according to claim 2, characterized in that: the bottom parts of the electric trolley (41), the cable pulley (42) and the end hanger (43) are provided with cable clamps (46); the electric trolley (41), the cable pulley (42) and the end hanger (43) are all used for hanging the submersible cable (5) through the cable clamp (46).

4. The submersible cable reel-up system for the gate pump according to claim 3, wherein: the submersible cable (5) is fixed on a gate (32) panel of the flat plate vertical lift gate pump (3) through a fixing buckle (33).

5. The submersible cable pay-off and take-up system for gate pump according to claim 4, characterized in that: push rods (47) are arranged at the left end and the right end of the electric trolley (41), the left end and the right end of the cable pulley (42), the left end of the end hanger (43) and the right end of the fixed pulley (45); the push rod (47) at the left end of the electric trolley (41), the push rod (47) at the right end of the fixed pulley (45), the push rod (47) at the right end of the electric trolley (41), the push rod (47) at the left end of the cable pulley (42), the push rod (47) at the right end of the cable pulley (42) and the push rod (47) at the left end of the end hanger (43) are matched with each other.

6. The submersible cable pay-off and take-up system for the gate pump as claimed in claim 5, wherein: the diameter of the fixed pulley (45) is ten times of the outer diameter of the submersible cable (5).

7. The submersible cable reel system for the gate pump according to claim 6, wherein: the distance between the fixed pulley (45) and the center of the electric trolley (41) is equal to the stroke of the gate (32).

8. The submersible cable reel-up system for the gate pump according to claim 7, wherein: the width of the gate (32) is not less than 3m, the power of a motor of the water pump (31) is not more than 90kW, and the outer diameter of the submersible cable (5) is not more than phi 35mm; and a gap of more than 3mm is formed between the pulley of the cable pulley (42) and the foot width of the guide rail (4).

9. The submersible cable reel system for the gate pump according to claim 8, wherein: the guide rail (4) is 25-number I-steel; the suspension length of the submersible cable (5) is 1.25 times of that of the traction steel wire rope (44).

10. The submersible cable reel system for the gate pump according to claim 9, wherein: and the guide rail (4), the electric trolley (41), the cable pulley (42), the end hanger (43) and the fixed pulley (45) are all provided with grounding wires, and the resistance of a grounding loop is not more than 4 omega.