CN2366454Y

CN2366454Y - Moving harrow type dredger

Info

Publication number: CN2366454Y
Application number: CN 99231207
Authority: CN
Inventors: 宋天寿
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-03-19
Filing date: 1999-03-19
Publication date: 2000-03-01
Anticipated expiration: 2009-03-19

Abstract

The utility model comprises a rake bucket, an electric hoisting mechanism and a machine frame. The utility model is characterized in that a lifting device of the rake bucket is mainly composed of a motor, a speed reducer, a rolling cylinder, a tension wheel device, a guiding pulley, etc. A switching device of the rake bucket is mainly composed of a lever, the rolling cylinder, a steel cable, an adjusting pulley, a pulley set, an electric hoist, the guiding pulley, etc. A grid in a combined type corresponds to a vehicle inner track to be fixed on a hydraulic building. The lifting device and the switching device of the rake bucket are both arranged on a movable frame. The utility model has the advantages of simple structure, convenient transportation, installation, operation and maintenance, reliable operation, high dirt removing efficiency, economy, duality, etc. The utility model can reduce labor intensity and increase electricity generating efficiency.

Description

Mobile slusher formula trash rake

The utility model relates to plant equipment, specifically mobile slusher formula trash rake.

The existing mobile slusher formula trash rake that is installed in power station or the use of municipal water supply and sewage work intake, its running gear complex structure, component are various, assemble difficult in maintenance.The set at random cable drum folding and unfolding of the power line of trash rake, the equipment mechanism of cable drum is huge and complicated.The slusher complex structure of trash rake, the lateral impact forces that grizzly bar bears is very big, cause easily grizzly bar distortion and damage.The drag head cross sectional shape is unreasonable to cause when removing contamination required deadweight bigger, and it is little to rotate the arm of force, so it is very big to close the tractive force of slusher.Trash rake slusher lifting limiting protection is realized with the operation circuit of limit switch control electric winch, just may be damaged parts in case limit switch is malfunctioning.In a word, existing trash rake complex structure, heaviness, power consumption is big, the cost height, poor reliability is installed the repair and maintenance inconvenience.

The purpose of this utility model provides a kind of simple in structure, light, and it is little to consume energy, and economic and reliable can be widely used in various power stations and the municipal water supply and sewage work, improves the level of carrying out production strictly in line with rules and regulations, and reduces the mobile slusher formula trash rake of labour intensity.

The utility model is achieved in that this moves slusher formula trash rake and comprises slusher, and electric winch structure and frame is characterized in that:

1) the slusher lifting gear is mainly by motor, reducer, reel and on steel cable, tensioner apparatus, leading block is formed, motor connects reducer, reducer connects reel through shaft coupling, 3 steel cables on the reel are connected with slusher with directive wheel through regulating wheels;

2) slusher is opened and is closed device mainly by lever, adjust pulley, assembly pulley, steel cable, electric winch, leading block is formed, lever and pulley are adjusted pulley and assembly pulley and are loaded on the lever on same fulcrum, and an end of steel cable is fixed on the upper bracket, the other end connects hoist engine through assembly pulley, and the steel cable in the middle of the reel connects with drag head through adjusting pulley;

3) the interior rail secured in alignment of combined type grid and car is on hydraulic structure;

4) slusher lifting gear and open and to close device and all be loaded on the mobile framework.

Slusher formula trash rake of the present utility model has simple in structure compared with prior art, transport, install, operate, pick up repair easy to maintenance, reliable, the efficient of removing contamination height, advantages such as economy and durability; And can reduce labour intensity, improve generating efficiency.This trash rake has wide application scape in power station and municipal water supply and sewage work.

Fig. 1 is a structural representation front view of the present utility model

Fig. 2 is an A-A sectional view of the present utility model

Fig. 3 is a cell structure schematic diagram of the present utility model

Fig. 4 is a B-B sectional view of the present utility model

Among the figure, device, 2-longeron are advanced in the resistance of 1-machinery, the 3-auxiliary strut, 4-ladder, 5-head tree, the 6-manhole door, 7-railing, 8-first line of a couplet post plate, 9-electric winch reel, 10-bearing support, 11-sliding cross coupling, the 12-reducer, 13-motor, 14-conduit, 15-does not have wheel rim tube wheel, 16-switchbox, 17-end plate, 18-carrying cylinder wheel, 19-leading block seat, 20-leading block, 21-mixes earth beam, 22-limited block, 23-limit switch, the 24-crossbeam, head tree behind the 25-, 26-rake car stopping means, 27-leading block seat supporting plate frame, 28-electric bell, 29-regulating wheel stopping means, 30-power supply slip, 31-driving lever, 32-circuit fire stop, 33-circuit fire stop pull bar gag lever post, the 34-slusher is opened and is closed electric winch, the 35-upper bracket, 36-assembly pulley wire rope, 37-adjusts pulley, 38-assembly pulley, the 39-lever, 40-slusher, 41-single-wheel edge wheel, steel cable in the middle of the 42-, 43-drag head, 44-drag head supporting position-limited wheel, 45-second line of a couplet post plate, 46-holds in the palm dirty plate, and 47-moves the framework inner orbit, the 48-grid, 49-safety hook, 50-bar shaped key, the 51-dirt collecting bucket, 52-operating platform, 53-regulating wheel limit switch, 54-steel cable regulating wheel, 55-lever limit switch, 56-rebound, 57-cross power transmission shaft, the 58-reductor, the 59-embedded part, 60-rail, 61-grill frame crossbeam, 62-grid sheet, 63-grill frame longeron, 64-grill frame crossbeam, 65-grill frame longeron, the 66-bolt, the 67-bolt, 68-grill frame longeron, 69-reinforcing rib.

Below in conjunction with accompanying drawing the utility model is described in further detail, but is not limited to shown in the accompanying drawing.

The utility model trash rake is by mobile framework, and slusher lifting gear, slusher are opened formations such as closing device and assembled grating.The slusher lifting gear is mainly by motor 13, reducer 12, reel 9 and on 3 steel cables, tensioner apparatus 54, leading block 20 is formed, and motor connects reducer, reducer connects with reel through cross piece shaft coupling, and the steel cable on the reel is connected with the rake car with directive wheel through regulating wheel.Slusher is opened and is closed device mainly by the middle steel cable 42 on the reel 9, lever 39, adjust pulley 37, assembly pulley 38, steel cable 36, electric winch 34, leading block 20 is formed, lever and pulley 20 are adjusted pulley 37 and assembly pulley 38 and are loaded on the lever on same fulcrum, and an end of steel cable 36 is fixed on puts on the shelf on 35, the other end connects hoist engine 34 through assembly pulley, middle steel cable on the reel 9 is put on through the leading block bottom, down connects with drag head through adjusting pulley 37 again, and combined type grid 48 and mobile framework inner orbit 47 secured in alignment are on hydraulic structure.Slusher lifting gear and open and to close device and all be loaded on the mobile framework.

Mobile framework of the present utility model is by longeron 2, crossbeam 24, head tree 5, auxiliary strut 3, car inner orbit 47, leading block seat supporting plate frame 27, railing 7, ladder 4 compositions such as grade.As shown in Figure 1, 2, Bolt Connection is used through first line of a couplet post plate 8 and upper bracket 35 in major-minor column upper end, and the lower end connects with longeron 2 through second line of a couplet post plate 45, and upper bracket and mobile framework are joined together, and the loading of upper bracket passes to mobile flatcar.Back head tree 25 inside upper part are supported grillage with bolt leading block 20, are used to install leading block.Leading block be used to keep on the electric winch reel 9 steel cable be subjected to force direction.Per before and after two the inboard of columns be fixed by bolts to the epimere of mobile framework inner orbit 47, the inner orbit hypomere with bolt by the outside of strut fixation at mobile framework upstream face longeron.The car inner orbit is made with shaped steel, is provided with the dirty plate 46 of holder between its inboard, prevents that dirt from dropping, and also is provided with carrying cylinder wheel 18, prevents steel cable and the dirty plate friction of holder.Switchbox 16 and conduit 14 are equipped with in the non-upstream face side two ends of head tree 5 and auxiliary strut 3, and ladder 4, railing 7 are housed between the major-minor column in upstream face two ends, so that safeguard equipment and the safety of protecting operating personnel on the upper bracket.Electric winch reel 9 and bearing support 10, sliding cross coupling 11, reducer 12, motor 13 and electric winch 34 are housed on the upper bracket 35.The vacant part of upper bracket is covered with iron plate and uses for maintenance.Be provided with manhole door 6 in appropriate location, be provided with railing 7 all around near the ladder upper end.The longeron side of the non-upstream face of upper bracket is provided with power line entrance hole and driving lever 31.Power line is introduced in conduit 14 reenters switchbox 16 through this hole.

Mobile framework adopts wheel bearing box and longeron 2 to be integrated, and longeron 2 is also used bar shaped key 50 location with crossbeam 24 through the end plate 17 usefulness Bolt Connection that are welded on the longeron 2.Longeron 2 is welded by two channel airfoil plate butt joints, end welded end plate 17, and two ends are welded with bearing box, and the foundation slab of mobile framework reductor 58 is welded in crossbeam 24 inboards of longeron one side, with reductor with the bolt dress thereon.The moment that reductor spreads out of is given wheel by gear drive, and it is moved along track.Below the longeron of non-upstream face one side of mobile framework, be symmetrical in the length center line two safety hooks 49 are housed, lateral surface is equipped with limit switch 23, to guarantee trash rake safety.Reductor is equipped with cover plate double as staff operating platform on 58 tops.

The slusher lifting gear of trash rake of the present utility model is mainly by motor 13, reducer 12, reel 9 and on 3 steel cables, tensioner apparatus 54, leading block 20 is formed, motor connects reducer, and reducer connects with reel through sliding cross coupling, and the steel cable on the reel is connected with the rake car with directive wheel through regulating wheel.Press slusher decline button, motor 13 work drive reducer, drive reel 9 by shaft coupling, and three steel cables on the reel 9 descend under the deadweight effect of regulating wheel 54 and slusher 40.Treat to rise when slusher is taken dirt out of.The primary power source circuit of motor 13 adopts circuit fire stop 32 its main circuits of control, to avoid auxiliary electrical loop limit switch malfunctioning, produces the mechanical failure accident.

The slusher of trash rake of the present utility model is opened and is closed device and finished by the lever mechanisms that are located at below the upper bracket 35.Shown in accompanying drawing 1,2, it is mainly by lever 39, adjust pulley 37, assembly pulley 38, steel cable 36, electric winch 34, leading block 20 is formed, and lever and pulley 20 are adjusted pulley 37 and assembly pulley 38 and are loaded on upper bracket on upper bracket 35 on same fulcrum, the other end connects hoist engine 34 through assembly pulley 38, and the steel cable in the middle of the reel 9 connects with drag head through adjusting pulley 37.A fulcrum of lever 39 is the leading block axle, and another fulcrum is the axle of assembly pulley 38, establishes in the middle of the lever and adjusts the suspension fulcrum of pulley 37 as drag head 43 hangers.Assembly pulley beam warp assembly pulley wire rope 36 is opened the reel that closes electric winch 34 with slusher and is linked.Slusher adopts 10 wheels, and two wheels 44 that are installed on the drag head 43 are drag head supporting position-limited wheel, and its effect is supporting drag head one end weight and guarantees that rake teeth inserts the degree of depth in grizzly bar slit or rake teeth is played certain guide effect.Be installed in 8 wheels on the rake car, 4 is no wheel rim tube wheel 15 for 41,4 of single-wheel edge wheels.No wheel rim tube wheel wall is provided with the inlet opening, in order to avoid form floating drum.The installing of rake wheel is that a single-wheel edge car wheel and a no wheel rim tube wheel are contained in an end of harrowing the car beam with a wheel shaft.Connect with moveable hinge between two rake car beams.Before drag head rear end axle sleeve is contained in respectively on the axle of the wheel 41 at rake Che Liang two ends, with the weight of the supporting drag head other end.Middle steel cable 42 tightens up or when loosening the drag head hanger, and drag head can rotate along rake car front truck wheel shaft and slusher opened close.Drag head profile longitudinal section is approximate 60 ° of right-angled triangles, section center of gravity deflection drag head bogie wheel side (also being the rake teeth side), and such drag head efficient height of removing contamination, drag head upset tractive force is little.

The grid of the utility model trash rake is combined by shaped steel weldering system according to the physical dimension of each power station and municipal water supply and sewage work intake.As shown in Figure 3, can connect with bolt 66,67 between the grid framework.The grid grizzly bar is also born the guide effect of the car loading of a part of rake and a part of rake teeth except that playing water filtering function.Grill frame longeron 63 also plays supporting rake car list edge wheel and the guide effect of rake car except that except that supporting grating sheet 62 and grid frame crossbeam 61,64.Grid can be established the slusher dedicated track on the beam in length and breadth, and its effect is identical to the effect of rake car single-wheel edge wheel with grid frame longeron, and the angle of grid and level is about 75 °.

Claims

1, a kind of mobile slusher formula trash rake comprises slusher, and electric winch structure and frame is characterized in that:

1) the slusher lifting gear is mainly by motor (13), reducer (12), reel (9) and on steel cable, tensioner apparatus (54), leading block (20) is formed, motor connects reducer, and reducer connects reel through shaft coupling, and 3 steel cables on the reel are connected with slusher with directive wheel through regulating wheel;

2) slusher is opened and is closed device mainly by lever (39), middle steel cable (42) on the reel (9), adjust pulley (37), assembly pulley (38), steel cable (36), electric winch (34), leading block (20) is formed, lever and leading block (20) are on same fulcrum, adjusting pulley (37) and assembly pulley (38) is loaded on the lever, one end of steel cable (36) is fixed on the upper bracket (35), and the other end connects hoist engine (34) through assembly pulley (38), and the steel cable in the middle of the reel (9) connects with drag head through adjusting pulley (37);

3) interior rail (47) secured in alignment of combined type grid (48) and car is on hydraulic structure;

2, by the described trash rake of claim 1, it is characterized in that being equipped with on the slusher (40) 10 wheels, wherein two (44) are installed on the drag head 43, other 8 wheels, 4 are single-wheel edge wheel (41), 4 for no wheel rim tube wheel (15), and to be a single-wheel edge wheel and no wheel rim tube wheel be contained in an end of slusher car beam with a wheel shaft in the installing of harrowing wheel, connects with moveable hinge between two rake car beams.

3, by the described trash rake of claim 1, it is characterized in that the drag head longitudinal section is approximate 60 ° of right-angled triangles, section center of gravity deflection drag head bogie wheel (44) one sides, the rear end of drag head is enclosed within on the axle of slusher wheel (41) by axle sleeve.

4, by the described trash rake of claim 1, it is characterized in that mobile framework is mainly by longeron (2), crossbeam (24), head tree (5), auxiliary strut (3), mobile framework inner orbit (47), leading block seat supporting plate frame (27), railing (7), ladder (4) is formed, Bolt Connection is used through first line of a couplet post plate (8) and upper bracket (35) in major-minor column upper end, the lower end joins together through second line of a couplet post plate (45) and truck longitudinal sill (2), and back two root posts (5) are gone up dress leading block (19) supporting plate frame (27), mobile framework inner orbit (47) and head tree (5,25) and outside the mobile framework upstream face longeron connect.

5, by the described trash rake of claim 1, the longeron (63,65,68), the crossbeam that it is characterized in that grid (48) are used Bolt Connection between (61), longeron (63,65,68) can adopt section bar as single-wheel edge wheel rail, or establishes the dedicated track that slusher moves in addition on it and on the crossbeam (61).

6,, it is characterized in that the primary circuit power supply of motor (13) is controlled with circuit fire stop (32) by the described trash rake of claim 1.