CN202644488U

CN202644488U - Gate station lifting device for water conservancy

Info

Publication number: CN202644488U
Application number: CN 201220179947
Authority: CN
Inventors: 庄建树
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-20
Filing date: 2012-04-20
Publication date: 2013-01-02
Anticipated expiration: 2022-04-20

Abstract

The utility model discloses a gate station lifting device for water conservancy. Only one winch (1) arranged on a left pump house floor (13b) is arranged on a whole gate station; the winch is used for lifting a gate (11), a left pump (12b) or a right pump (12a); a mounting position of the winch is far below a position of the gate top when the gate (11) rises and reaches the top of the gate (11); three sets of fixed pulley systems are also fixed on top of a gate building, namely a set of gate fixed pulley system consisting of two gate fixed pulley groups (3), a set of left pump fixed pulley system consisting of two groups of left pump fixed pulley groups (3b) and another set of right pump fixed pulley system consisting of two groups of right pump fixed pulley groups (3a); a steel wire rope (4) wound on a rope barrel (1a) of the winch (1) is embedded into one of the three sets of fixed pulley systems; and in addition, the lifting device also comprises set of top-rising automatic parking device; and when the gate (11), or the left pump (12b), or the right pump (12a) rises and reaches the top, an electromotor (14) of the winch automatically stops. By the gate station lifting device, the utilization ratio of hoisting machinery is high, and the lifting device is not needed to climb up and down to do daily maintenance works; and therefore, the gate station lifting device is equivalently convenient.

Description

The water conservancy lock device for hoisting that stands

Technical field

The utility model relates to a kind of lifting gear, especially hoist engine and annex thereof.

Background technology

Area crisscrossed by waterways is distributed with many water conservancy locks station, by the keying of gate, interior River system is communicated with outer River system or completely cuts off.Existing water conservancy lock station generally all is that the centre is open-air gate, and both sides, the left and right sides then is pump house.The water pump of both sides need to lift by crane maintenance, middle sluice gate also often will lift by crane, so just there are three lifting appliances at a lock station, these three lifting appliances generally all are bottle gouards moved by hands, be arranged at respectively on the back timber of pump house back timber and sluice gate top, so the crane gear utilization rate is low, and the staff climbs up and climbs down that crane gear is carried out ordinary maintenance maintenance is very inconvenient.

The utility model content

The purpose of this utility model provides a kind of water conservancy lock device for hoisting that stands, and the water pump at whole lock station, gate use same lifting appliance, and the staff also need not to climb up and climbs down maintenance, has both improved utilization rate of equipment and installations, again convenient for maintaining maintenance.

For this reason, the technical solution that the utility model proposes is, a kind of water conservancy lock device for hoisting that stands mainly comprises crane, wire rope, described crane is a hoist engine that is fixed on the floor of the indoor upper strata of pump house, the position on gate top when its installation site rises the top far below gate.In addition, this boom hoisting also has three covers to be fixed in the fixed pulley system that lock station building pushes up, the gate fixed pulley system of the lifting gate that formed by one group of gate fixed pulley group of a cover wherein, the left pump fixed pulley system of the another set of left pump of lifting that is formed by one group of left pump fixed pulley group, the right pump fixed pulley system of the right pump of lifting that is comprised of one group of right pump fixed pulley group of a cover again, the wire rope on the hoister rope roll then is embedded in the fixed pulley system of arbitrary cover wherein.

Therefore whole lock station only has a hoist engine, both has been used for the lifting gate, also lift by crane left pump or right pump, so the crane gear utilization rate improves a lot.Simultaneously, hoist engine is installed on the floor of pump house, climbs down so the ordinary maintenance maintenance work need not to climb up, and is very convenient.

Below in conjunction with drawings and Examples the utility model is further described.

Description of drawings

Fig. 1 is the structural representation of the utility model and lock station building thereof;

Fig. 2 is 3 liters of tops of the utility model embodiment automatic stopping device the second embodiment structural representation;

Fig. 3 is 3 liters of tops of the utility model embodiment automatic stopping device the first embodiment winder motor 14 three-phase operating circuit schematic diagrames;

Fig. 4 is 3 liters of tops of the utility model embodiment automatic stopping device the second embodiment winder motor 14 three-phase operating circuit schematic diagrames.

The specific embodiment

Embodiment 1 as shown in Figure 1.Gate 11 is positioned at the centre at lock station, the left side is left pump house 13, the right is right pump house 7, left side water pump is called for short left pump 12b, the right water pump is called for short right pump 12a, left pump 12b, right pump 12a are axial-flow pumps generally, and the left pump motor 9b that is installed on the floor 13a of left pump house upper strata is connected with the left pump 12b that is positioned at bottom by left pump drive shaft 10b.The right pump motor 9a that is installed on the floor 7a of right pump house upper strata is connected with the right pump 12a that is positioned at bottom by right pump drive shaft 10a.Hoist engine 1 is installed on the right side of left pump house upper strata floor 13a.Can certainly be installed on the floor 7a of right pump house upper strata.The position on door top when as seen from Figure 1, the position of hoist engine 1 is far below 11 liters of tops of gate.Also be fixed with three cover fixed pulley systems on the building top, lock station, first set gate fixed pulley system is used for lifting gate 11, formed by two groups of gate fixed pulley groups 3, one group of left side corner upper surface that is positioned at gate 11 top gate back timbers 6 wherein, another group is positioned at the middle part upper surface of back timber 6.The left pump fixed pulley of the second cover system is used for lifting by crane left pump 12b, is comprised of two groups of left pump fixed pulley group 3b, and wherein one group is positioned at right side, left pump house 13 roof, hoist engine 1 top soffit, and another group is positioned at the center-right position soffit on this roof.The right pump fixed pulley of the 3rd cover system is used for lifting by crane right pump 12a, formed by two groups of right pump fixed pulley group 3a, wherein one group of right pump fixed pulley group 3a is that the left pump fixed pulley group 3b that is positioned at right side, left pump house 13 roof, above-mentioned hoist engine 1 top soffit, this fixed pulley group lifts by crane left pump 12b and right pump 12a shares, and another group is positioned at the center-left position soffit on right pump house 7 roofs.Fixed pulley group number in every suit fixed pulley system can increase, but can not be less than two.

During lifting gate 11, wire rope 4 on the hoister rope roll 1a is embedded on above-mentioned two gate fixed pulley groups 3 after being upward through the through hole on right side, left pump house 13 roof successively, pass again gate back timber 6 middle through-holes and be connected with gate lifting eye 5 on the gate 11, start hoist engine 1 and just can lift by crane gate 11.

When lifting by crane left pump 12b, pull down first left pump motor 9b, wire rope 4 on the rope roll 1a upwards also is embedded on above-mentioned two left pump fixed pulley group 3b successively, then is connected with left pump drive shaft 10b downwards, start hoist engine 1 and just left pump 12b can be hung on the floor 13a of left pump house upper strata.

When lifting by crane right pump 12a, pull down equally first right pump motor 9a, wire rope 4 on the rope roll 1a upwards is embedded in first above-mentioned that shared right pump fixed pulley group 3a, pass again through hole on the left pump house 13 RightWalls top, cross gate 11, through hole from right pump house 7 leftwalls top penetrates right pump house 7, then pass above-mentioned second right pump fixed pulley group 3a, be connected with right pump drive shaft 10a downwards, start hoist engine 1 and just can lift by crane right pump 12a to the floor 7a of right pump house upper strata.

Embodiment 2 as shown in Figure 1 and Figure 2.Rope roll 1a is divided into two parts, on it respectively around two wire rope, wherein the right around wire rope 4 be set in above-mentioned two groups of gate fixed pulley groups 3, lift by crane specially gate 11.The left side around be left side wire rope 4a, be set in left pump fixed pulley group (3b) or the right pump fixed pulley group (3a), be specifically designed to lifting left pump 12b or right pump 12a.All the other are all identical with embodiment 1, no longer repeat.

Embodiment 3 has installed additional at embodiment 2 to rise the top automatic stopping device, this rises the top automatic stopping device two kinds of embodiments, the first embodiment is, by shown in Figure 1, there is a screw on gate 11 top cross-bar upper lock gate hangers 5 the right, screw on and fix a gate collision block 8 that makes progress on it, this gate collision block 8 is secondary bolts, nut, its apical side height is higher than gate lifting eye 5, it highly can be adjusted, by nut gate collision block 8 is fixed on gate 11 top cross-bar after adjusting height, gate collision block (8) end face also is welded with one and hits plate (8a).Fix one group three downward normally closed gate travel switches 2 over against the position of hitting plate 8a at gate back timber 6 again.On the roof of left pump house 13, fix one group three downward normally closed left pump stroke switch 2b over against the position of left pump drive shaft 10b.On the roof of right pump house 7, over against the position of right pump drive shaft 10a, fix one group three downward normally closed right pump stroke switch 2a again.Hit the length of plate (8a) and the flange terminal pad diameter of width and left pump drive shaft 10b, right pump drive shaft 10a and can guarantee respectively to rush open simultaneously above-mentioned every group of three travel switches.As shown in Figure 3, each of the three-phase operating circuit of winder motor 14 all is connected in series an above-mentioned gate travel switch 2, left pump stroke switch 2b, right pump stroke switch 2a in mutually successively.

During lifting gate 11, when gate rises the top to the precalculated position, hit plate 8a and rushed open simultaneously three normally closed gate travel switches 2, the three-phase operating circuit of winder motor 14 all opens circuit, winder motor 14 stops, have a secondary Worm Wheel System secondary on the hoist engine 1, so rope roll 1a can not reverse, gate 9 is locked in the extreme higher position.Certainly, also have bolt device on the gate, gate 11 is shelved.

When lifting by crane left pump 12b, when left pump rises the top to the upper precalculated position of left pump house upper strata floor 13a, the flange terminal pad at left pump drive shaft 10b top has rushed open three normally closed left pump stroke switch 2b simultaneously, the three-phase operating circuit of winder motor 14 all opens circuit, winder motor 14 stops, and left pump 12b is locked in to move on on the floor 13a of left pump house upper strata behind the extreme higher position and overhauls.

When lifting by crane right pump 12a, when right pump 12a rises the top to the upper precalculated position of right pump house upper strata floor 7a, the flange terminal pad at right pump drive shaft 10a top has rushed open three normally closed right pump stroke switch 2a simultaneously, the three-phase operating circuit of winder motor 14 all opens circuit, winder motor 14 stops, and right pump 12a is locked in to move on on the floor 7a of right pump house upper strata behind the extreme higher position and overhauls.

The second embodiment that rises the top automatic stopping device is, as shown in Figure 2, in lower sidewall appropriate location, the left and right sides of hoist engine casing 25 one rhizoid bar 20 and slide bar 21 are installed, screw mandrel 20 is positioned at slide bar 21 tops, slide bar 21 empty sets of optical axis are on the two side of casing 25, and screw mandrel 20 left ends and right-hand member respectively have one section optical axis that diameter is less, it is the larger thread segment of diameter between two sections optical axises, screw mandrel 20 two ends are all overlapped has bearing 22 to rotate, the external diameter of bearing 22 is greater than the external diameter of screw mandrel 20 thread segments, screw mandrel 20 is near having a screw mandrel sprocket wheel 17 and screw mandrel 20 to link into an integrated entity on the optical axis of right-hand member, this connection generally is that key connects, and also can be that pin connects.Have a rope roll sprocket wheel 15 and rope roll axle to link into an integrated entity on the rope roll axle correspondence position of hoister rope roll 1a, this connection generally is that key connects, and also can be that pin connects.A chain 16 interconnects rope roll sprocket wheel 15 and screw mandrel sprocket wheel 17.There is the screw rotation set at travelling nut 19 middle parts of a strip on screw mandrel 20, there is the through hole empty set its underpart on slide bar 21, individual screw is arranged again at travelling nut 19 tops, be rotary with and fix a collision block bolt 18 parallel with screw mandrel 20 on it, collision block bolt 18 also is a secondary bolt, nut, therefore can move left and right adjust the position and be fixed on the travelling nut 19 by its nut, collision block bolt 18 left sides be welded with a collision block 24 again.Casing 25 left side walls are fixed three normally closed travel switches 23 over against the position of collision block 24, the length of collision block 24 and width can guarantee to rush open simultaneously above-mentioned three normally closed travel switches 23.As shown in Figure 4, each of winder motor 14 three-phase operating circuits all is connected in series an above-mentioned normally closed travel switch 23 in mutually successively.The lift of the pitch of travelling nut 19 and stroke and gate 11, left pump 12b, right pump 12a adapts, that is to say, should be according to the diameter of rope roll 1a, rope roll sprocket wheel 15 rotating ratio with screw mandrel sprocket wheel 17, the pitch of screw mandrel 20 or lift, the lift of gate 11, left pump 12b, right pump 12a is determined.Because the lift of gate 11 is greater than the lift of left pump 12b, right pump 12a, therefore, when lifting gate 11, collision block 24 on the travelling nut 19 should move to rightmost position and fix, and at this moment, the lift of the stroke of travelling nut 19 and gate 11 adapts, namely when 11 liters of tops of gate during to the precalculated position, collision block 24 rushes open three normally closed travel switches 23 simultaneously, and winder motor 14 three-phase operating circuits all open circuit, and winder motor 14 stops.When the left pump 12b of lifting or right pump 12a (lift of these two water pumps is identical), collision block 24 on the travelling nut 19 should be moved to the left a segment distance, the stroke of travelling nut 19 is shortened, the lift of stroke after the shortening and left pump 12b, right pump 12a adapts, be that left pump 12b or right pump 12a rise when pushing up to the precalculated position, collision block 24 rushes open three normally closed travel switches 23 simultaneously, and winder motor 14 three-phase operating circuits are all opened circuit, and winder motor 14 stops.

In addition, hoist engine rises every group of three gate travel switches 2 in the automatic stopping device the first embodiment of top, left pump stroke switch 2b, right pump stroke switch 2a respectively an available gate travel switch 2, left pump stroke switch 2b, right pump stroke switch 2a replacement.The sucking coil of gate travel switch 2, left pump stroke switch 2b, right pump stroke switch 2a and a three-phase contactor is contacted successively and is consisted of a single phase control circuit, three main contacts of three-phase contactor then be serially connected in respectively winder motor 14 three-phase operating circuits each mutually in, thereby the three-phase operating circuit by single phase control circuit control winder motor 14, namely when single phase control circuit is connected, each phase main contact of three-phase contactor is communicated with, and the three-phase operating circuit of winder motor 14 is also connected; When single phase control circuit opened circuit, each phase main contact of three-phase contactor opened circuit, and the three-phase operating circuit of winder motor 14 also opens circuit.Equally, three normally closed travel switches 23 that hoist engine rises in the automatic stopping device the second embodiment of top also can replace with a normally closed travel switch 23, process with the mode of same three-phase contactor.

Also has a cabinet cover 26 among Fig. 2.

Claims

1. water conservancy lock device for hoisting that stands, mainly comprise crane, wire rope, it is characterized in that: described crane is a hoist engine (1) that is fixed on the indoor upper strata of the pump house floor (13a or 7a), the position on gate top when the installation site of hoist engine (1) rises the top far below gate (11); In addition, also have three covers to be fixed in the fixed pulley system that lock station building pushes up, the gate fixed pulley system of the lifting gate (11) that first set is comprised of two groups of gate fixed pulley groups (3), wherein one group is positioned at gate back timber (6) left side corner upper surface, and another group is positioned at back timber (6) middle part upper surface; The left pump fixed pulley system of the left pump of lifting (12b) that the second cover is comprised of two groups of left pump fixed pulley groups (3b), wherein first group is positioned at left pump house (13) right side, roof soffit, and another group is positioned at center-right position, this roof soffit; The right pump fixed pulley system of the right pump of lifting (12a) that the 3rd cover is comprised of two groups of right pump fixed pulley groups (3a), wherein first group is exactly that left pump fixed pulley group (3b) on left pump house (13) right side, roof, this fixed pulley group lifts by crane left pump (12b) and right pump (12a) shares, and another group is positioned at the soffit at right pump house (7) center-left position, roof; Wire rope (4) on the hoister rope roll (1a) then is embedded in the fixed pulley system of arbitrary cover wherein.

2. the water conservancy lock according to claim 1 device for hoisting that stands, it is characterized in that: the rope roll (1a) of described hoist engine (1) is divided into two parts, that wherein left-hand component is reeled is left side wire rope (4a), be used for lifting by crane left pump (12b) or right pump (12a), the wire rope (4) that right-hand component is reeled is used for lifting gate (11).

3. the water conservancy lock according to claim 1 and 2 device for hoisting that stands is characterized in that: the water conservancy lock device for hoisting that stands also has one to rise the top automatic stopping device.

4. the water conservancy lock according to claim 3 device for hoisting that stands, it is characterized in that: the described top automatic stopping device that rises is, screw in and fix a gate collision block (8) that makes progress in gate (11) top cross-bar, gate collision block (8) is a secondary bolt and nut, it highly is higher than height and the capable of regulating of the gate lifting eye (5) on gate (11) the door top, and be welded with a collision block (8a) at collision block (8) end face, fix one group three downward normally closed gate travel switches (2) over against the position of hitting plate (8a) at gate back timber (6) again; On left pump house (13) roof, fix one group three downward normally closed left pump stroke switches (2b) over against the position of left pump drive shaft (10b), fix one group three downward normally closed right pump stroke switches (2a) over against the position of right pump drive shaft (10a) on right pump house (7) roof, the diameter of left pump drive shaft (10b), right pump drive shaft (10a) flange terminal pad, the length of collision block (8a) and width can guarantee to rush open simultaneously above-mentioned every group of three travel switches; Each of winder motor (14) three-phase operating circuit all is connected in series an above-mentioned gate travel switch (2), left pump stroke switch (2b), right pump stroke switch (2a) in mutually successively.

5. the water conservancy lock according to claim 3 device for hoisting that stands, it is characterized in that: the described top automatic stopping device that rises is, appropriate location, wall bottom, the left and right sides at hoist engine casing (25) is equipped with a rhizoid bar (20) and slide bar (21), screw mandrel (20) is positioned at slide bar (21) top, the slide bar of optical axis (21) empty set is on the two side of casing (25), and screw mandrel (20) left end and right-hand member respectively have one section diameter less than the optical axis of stage casing threaded portion diameter, thread segment between two sections optical axises, screw mandrel (20) two ends have bearing (22) to rotate, the external diameter of bearing (22) is greater than the external diameter of screw mandrel (20) thread segment, screw mandrel (20) has a screw mandrel sprocket wheel (17) and screw mandrel (20) to link into an integrated entity near the position of right-hand member, has a rope roll sprocket wheel (15) and rope roll axle to link into an integrated entity on the rope roll axle correspondence position of hoister rope roll (1a); A chain (16) interconnects rope roll sprocket wheel (15) and screw mandrel sprocket wheel (17); There is the screw rotation set at the travelling nut of a strip (19) middle part on screw mandrel (20), there is the through hole empty set its underpart on slide bar (21), travelling nut (19) top also has a screw again, be rotary with and fix a collision block bolt (18) parallel with screw mandrel (20) on it, collision block bolt (18) is a secondary bolt, nut, can move left and right also fix, collision block bolt (18) left side is welded with a collision block (24) again; Fix three normally closed travel switches (23) over against the position of collision block (24) on casing (25) left side wall, the length of collision block (24) and width can guarantee to rush open simultaneously above-mentioned three normally closed travel switches (23); Each of winder motor (14) three-phase operating circuit all is connected in series an above-mentioned normally closed travel switch (23) in mutually; The pitch of travelling nut (19) and stroke then adapt with the lift of gate (11), left pump (12b), right pump (12a), namely when rising the top, gate (11) arrives the precalculated position, or left pump (12b) or right pump (12a) rise the top to the precalculated position, and collision block (24) can rush open above-mentioned three normally closed travel switches (23) simultaneously.