CN2779102Y

CN2779102Y - Multifunctional high voltage mud injecting pump

Info

Publication number: CN2779102Y
Application number: CN 200520089486
Authority: CN
Inventors: 魏德华
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-28
Filing date: 2005-02-28
Publication date: 2006-05-10
Anticipated expiration: 2015-02-28

Abstract

The utility model relates to a multifunctional high voltage mud injecting pump which comprises a motor, a speed reducer, a clutch handle, a speed changing slide shaft, a speed changing handle, a crank shaft, a mud suction valve and a mud discharge valve. The utility model is characterized in that both ends of the crank shaft are respectively provided with a gear; two speed changing slide gears with unequal diameters are respectively arranged on the speed changing slide shaft; the speed changing slide gears can be respectively engaged with gears which correspond to the speed changing slide gears; a fly wheel is installed on an output shaft of the motor; a clutch is installed on the fly wheel; a driving shaft of the clutch is connected with the speed reducer by a universal shaft connector; an output shaft of the speed reducer is connected with the speed changing slide shaft by the shaft connector. The utility model has the advantages of firm and durable structure, convenient maintenance, portable and flexible operation of changing speed and clutching the handles, simple operation of the utility model, dual purposes, multiple types and flexible motion; the structure is changed from a complicated structure to simple structure; the strength of the speed changing slide shaft and the gears is improved during the design, so the bearing load of the utility model is enhanced by three to four times; the utility model has the structure that mud is sucked and discharged by single piece and single body; one to four different kinds of slurry are simultaneously sucked by the utility model, etc.

Description

The multifunctional high pressure grouting pump

(1) technical field

The utility model relates to a kind of grouting pump, is applicable to particularly that underground engineering grouting for water blocking, country rock are fixed, the multifunctional high pressure grouting pump of forest extinguishing under the lining post-grouting, coal mine.

(2) background technique

At present, Large-scale Railway both domestic and external and vcehicular tunnel, the reservoir dam basis, diversion tunnel, river levee, high-rise basis, grouting for water blocking, support with backfilling all are to be implemented by grouting pump.So not only improve speed of production, also improved construction quality simultaneously.But the retarder of original grouting pump and gearbox are extra-organismal two absolute construction, certainly will cause complex structure like this, and volume is excessive.And speed change and deceleration are placed in the body simultaneously, thereby reduce structural complexity and the excessive shortcoming of volume, be the new problem of brainstrust research.

(3) summary of the invention

The purpose of this utility model provides in a kind of body the multifunctional high pressure grouting pump of speed change and deceleration simultaneously.

The technological scheme that adopts is:

The multifunctional high pressure grouting pump comprises: motor, clutch, universal joint, retarder, speed change sliding axle, speed change gear, gearwheel, bent axle, connecting rod, crosshead slipper, piston rod, cylinder barrel, piston, pulp absorbing valve, pulp-expelling valve.The utility model is achieved through the following technical solutions speed change and deceleration simultaneously in the body: motor output shaft tightens a flywheel, mechanical clutch is installed on the flywheel, the transmission shaft of clutch is connected with retarder with universal shaft coupling device, and the output shaft of retarder also is connected with the speed change gear sliding axle with universal shaft coupling device.The speed change gear that two diameters do not wait is stirred by gear change hand lever, can be arbitrarily left or right the slip, respectively with the gear engagement that is fixed on crankshaft two end, realize the function of speed change and deceleration.Because the rotation of the gear of crankshaft two end moves in a circle bent axle drivening rod major part, and the connecting rod small end band crosshead slipper and is done straight reciprocating motion.By before the cylinder bucket, the top of rear pressing cover and a side respectively have the action of two rows, pulp absorbing valve again, realize that piston is pastly reverted to take drugs, the plasma discharge function.

Gland, cylinder barrel, piston, suction slurry valve port can be combined into the grouting pump of three kinds of structural types of single, double, three cover slurry cylinders before and after the bent axle of above-mentioned multifunctional high pressure grouting pump, connecting rod, crosshead slipper, piston rod, cylinder barrel.

The speed change sliding axle of above-mentioned multifunctional high pressure grouting pump, speed change gear, gearwheel, the speed change of bent axle, slowing-down structure, also can the speed change sliding axle and bent axle between set up a transmission shaft, two fix either ratio gear are installed at this middle part, and two ends install that two identical gearwheels of diameter mesh on two little reduction pinion teeths and the bent axle.More above-mentioned pump increases one-level and slows down, and transmitted power can increase four times.

The utility model has following good effect:

The volume-diminished of former grouting pump 30%; Structure is by numerous change letter; Hard maintain easily maintenance with durable; Owing to improved the speed change sliding axle and the strength of gear teeth in the design, make the grouting pump bearing load improve 3-4 doubly, the operation of speed change and clutch handle is light, flexible, make the operation of grouting pump very simple, the utlity model has dual-use, many types of, the maneuverability of a machine, the monomer single-piece is inhaled separately, the plasma discharge structure.Draw the different features such as slurries of 1-4 simultaneously.

(4) description of drawings

Fig. 1 is the plan view of multifunctional high pressure grouting pump.

Fig. 2 is the plan view of multifunctional high pressure grouting pump.

Fig. 3 is pump housing internal speed-changing and secondary speed-reducing structural representation.

(5) embodiment

The multifunctional high pressure grouting pump comprises motor 1, clutch 2, universal shaft coupling device 3, retarder 4, clutch handle 5, speed change sliding axle 6, gear change hand lever 7, gear 9, bent axle 10, connecting rod 11, crosshead slipper 12, piston rod 13, V-seal ring 14, gland 19, cylinder barrel fixing bolt 20, pulp-expelling valve 21, plasma discharge convergence tube 22, safety valve 23, pulp absorbing valve 24, suction slurry convergence tube 25, pressure gauge 26, speed change gear 28, reduction pinion teeth 29 before cylinder barrel rear pressing cover 15, cylinder barrel 16, piston body 17, YX seal ring 18, the cylinder barrel, flywheel 30.Its technological points is: the two ends at bent axle 10 are equiped with gear 9 respectively, are equiped with speed change sliding gear 8 and 31 on speed change sliding axle 6 respectively.The diameter of speed change sliding gear 8 is less than the diameter of speed change sliding gear 31, and can be respectively and 9 engagements of two gears.Motor 1 output shaft tightens a flywheel 30.Clutch 2 is installed on the flywheel 30, and the transmission shaft of clutch connects by universal shaft coupling device 3 and retarder 4.The output shaft of retarder 4 and speed change sliding axle 6 are connected by shaft joint.Speed change sliding gear 8,31 is stirred by gear change hand lever 7, can left and rightly slide, can be respectively and corresponding gear 9 engagements.Because the diameter of speed change sliding gear 8 and 31 is inequality, thereby has realized speed change and deceleration.Because the rotation of speed change gear 28 or gear 32, driving bent axle 10 drivening rod major parts moves in a circle, and connecting rod 11 little headbands crosshead slipper 12 and are done straight reciprocating motion, top and a side by gland before the cylinder barrel 19, cylinder barrel rear pressing cover 15 action that two pulp-expelling valves 21, pulp absorbing valve 24 are respectively arranged again, realize piston body 17 toward revert to take drugs, the plasma discharge function.

Above-mentioned speed change sliding gear 8 and 31 can be respectively and the speed change gear 28 and 32 engagements that are installed on the transmission shaft 27, and the two ends of transmission shaft 27 be equiped with respectively 29, two reduction pinion teeths 29 of reduction pinion teeth respectively with gear 9 engagements that are installed in bent axle 10 two ends.

The multifunctional high pressure grouting pump is to drive clutch 2 and retarder 4 high speed rotating (1450 rev/mins) by motor 1, retarder 4 output shafts turn to 90 °, rotating speed to reduce to 283 rev/mins, reverse speed change sliding axle 6 by universal shaft coupling device 3, drive speed change sliding gear 8 or 31 rotations.When the gear 8 of sliding gear meshed with gear (path) 28, the revolution of bent axle was 78 rev/mins, is the high gear of this pump.If the speed change sliding gear is toggled it to opposite side, the speed change sliding gear 31 and the gear 32 (big footpath) of the bent axle the other end are meshed, the revolution of bent axle slows to 41 rev/mins, be the low gear of this pump, has realized the speed change in the pump housing and the function of deceleration by above-mentioned machinery action.

The utility model can also satisfy high-pressure slip-casting, the big requirement of need slurry amount in construction.

Motor 1 of the present utility model changes the secondary motor into, and revolution doubles, and can make the whole drive system moment of torsion reduce one times.This pump is set up a fixed conveyor axle 27 (Fig. 3 shows) between speed change sliding axle 6 and bent axle 10, at this middle part two speed change gears 28 and 32 are installed, and two reduction pinion teeths 29 are installed at two ends, and meshes with the gear 9 of bent axle 10 two ends with diameter.This solves 2950 rev/mins high speed rotating, and through double reduction and the speed change in the pump housing, when reaching high tap position, the cold reciprocal time of living is 78 times/minute, is 41 times/minute technical order when low-grade.

That the utility model can produce is single, double, the grouting pump of three kinds of different structures of three cylinders.Three's difference is that the quantity of parts such as

gland

19,15 before and after eccentric shaft on the bent axle 10, connecting rod 11, crosshead shoe 12, piston rod 13, piston body 17, the cylinder barrel, cylinder barrel 16, pulp absorbing valve 24, pulp-expelling valve 21 is different with the pump housing, and surplus person's structure is just the same.

Claims

1, multifunctional high pressure grouting pump, comprise motor (1), retarder (4), clutch handle (5), speed change sliding axle (6), gear change hand lever (7), bent axle (10), pulp absorbing valve (24) and pulp-expelling valve (21), it is characterized in that: the two ends of bent axle (10) are separately installed with gear (9), on speed change sliding axle (6), be equiped with two speed change sliding gear (8) and (31) that diameter is inequality respectively, gear (9) engagement that speed change sliding gear (8) and speed change sliding gear (31) can be corresponding with it respectively; On motor (1) output shaft flywheel (30) is installed, clutch (2) is installed on the flywheel (30), the transmission shaft of clutch (2) is connected with retarder (4) by universal shaft coupling device (3), and the output shaft of retarder (4) is connected by shaft joint with speed change sliding axle (6).

2, multifunctional high pressure grouting pump according to claim 1, it is characterized in that between bent axle (10) and speed change sliding axle (6), transmission shaft (27) being set, be equiped with two speed change gear (28) and (32) that diameter is different on the transmission shaft (27), be equiped with reduction pinion teeth (29) respectively at the two ends of transmission shaft (27), two reduction pinion teeths (29) mesh with the corresponding gear (9) that is installed in bent axle (10) two ends respectively, and the speed change sliding gear (8), (31) that are installed on the speed change sliding axle (6) can be meshed with corresponding speed change gear (28), (32) respectively.