CN103216245A - Concrete wet spraying machine with mixing feeding mechanism - Google Patents

Abstract

The invention discloses a concrete wet spraying machine with a mixing feeding mechanism, which is structured in a way that a mixing feeding mechanism is mounted on a common concrete injection system. During spraying operation, dry concrete mix is mixed into wet concrete by adding water, the dry concrete mix is mixed on site and is ready to use, the volume of the dry concrete mix to be mixed is determined according to the consumption amount, the current difficult problem of wet concrete transportation is overcome, the operation is simple and convenient, the purpose of wetting concrete is also realized, meanwhile, the labor force is reduced, the labor intensity is reduced, and the construction efficiency is improved.

Description

Carry the concrete spraying machine that stirs feed mechanism

Technical field the present invention relates to the concrete ejection supporting equipment that underground engineering constructions such as tunnel, mine, colliery, subway are used, a kind of concrete spraying machine that stirs feed mechanism that carries.

The shortcoming that background technology available coagulation soil wet shot machine exists when operation is: its water-bearing concreae generally all is after the outside, tunnel stirs, transport to the job location with haulage devices such as concrete tanks, the water-bearing concreae that stirs is added in the stationary hopper of wet shot machine with artificial method.

Because the transportation of water-bearing concreae in constructing tunnel is cumbersome, also to buy the concrete transportation tank car, if water-bearing concreae stirs too many, can't be stored in and use again next time, cause the waste of material, increased construction cost, Wet Shotcrete Technology promotion and application in tunnel, subway work have been had a strong impact on, although it has many advantages, for example: concrete quality is good, and dust is few, environment-friendly type is good, resilience is few, economical with materials, and also national policy and job specfication also require to use concrete spraying machine.But, use the more dry method shotcreting machine that remains at present, because the concrete that it uses is the concrete mix of doing that does not add water, although it has many shortcomings, for example: dust is big, resilience is many, concrete quality is poor, but the concrete mix convenient transportation of doing, and unnecessary concrete material can also be stored in to be used next time again, therefore dry method shotcreting machine is liked using by unit in charge of construction, dislikes using concrete spraying machine.

Summary of the invention is in order to overcome the shortcoming of existing concrete wet shot machine, the present invention has designed a kind of concrete spraying machine that stirs feed mechanism that carries, it is to have installed one to stir feed mechanism on the basis of concrete spraying system, the concrete that stirs outside the tunnel remains dried concrete mix, when spraying operation, adds water the concrete of doing is stirred into water-bearing concreae, now with now stirring, what what stir with, and transportation is convenient again, can reach the purpose of wet shotcreting again.

The described concrete spraying machine that stirs feed mechanism that carries is made up of walking chassis, concrete spraying system and stirring feed mechanism.

The described concrete spraying system that carries the concrete spraying machine that stirs feed mechanism is installed on the walking chassis, it is by motor, reduction box, the concrete rotor-support-foundation system, air path system, compositions such as concrete stationary hopper, motor mounting is at the input shaft end of reduction box, the concrete rotor-support-foundation system is installed in the output axle head of reduction box, concrete rotor-support-foundation system component part from bottom to top is big base plate successively, following rubber friction plate, following steel liner plate, rotor, last steel liner plate, last rubber friction plate, large plate and stationary hopper, there are four compressor arms at the place, four angles of big base plate and large plate, the concrete spraying system is compressed, respectively there is a column front and back at big base plate, prevent that large plate is with rotor rotation, following steel liner plate, utilize pin to be installed together between rotor and the last steel liner plate, forming a rotor block rotates with the output shaft of reduction box, several concrete material chambeies on rotor block, have evenly been processed, a material chamber cover all has been installed in each material chamber of rotor, following rubber friction plate is installed in the upper surface of big base plate, big base plate and reduction box are connected as a single entity, last rubber friction plate is installed in the soffit of large plate, the concrete stationary hopper is installed in the top of large plate, air path system is made up of last wind path and following wind path, at the upper surface of large plate wind path has been installed, last wind path and discharging elbow are at same position, the place has connected the discharging elbow successively at the spraying machine discharging opening, transmission and concrete transmission sebific duct and concrete gun have been installed time wind path on the discharging elbow.

The described stirring feed mechanism that carries the concrete spraying machine that stirs feed mechanism is installed on the walking chassis, and be positioned near the stationary hopper, it is by two guide rails, elevating mechanism, the lift ram oil cylinder, two chains, two swing arms, two gear wheels and a lift hopper are formed, two guide rails are channel-section steel structures, be connected as a single entity by bottom junction plate and top junction plate, elevating mechanism is by four directive wheels, bottom junction plate and two risers are formed, the bottom junction plate is connected as a single entity two risers, the lateral surface of each riser is respectively installed two directive wheels, directive wheel is in the guide rail slides within, fit in the inboard of two risers and two guide rails, two swing arms lay respectively at the inboard of two risers, be connected as a single entity with rotating shaft and connecting rod between two swing arms, pack into after by two swing arms in the circular hole of two risers in the two ends of rotating shaft, by rotating shaft, swing arm is with elevating mechanism one lifting, swing arm can rotate around the axis, the lift ram oil cylinder is between two guide rails, be installed on the junction plate of guide rail bottom, a crossbeam has been installed in the upper end of plunger rod, a guide wheel has respectively been installed at the two ends of crossbeam, one end of two chains is connected on the junction plate of guide rail bottom, by being connected to behind two guide wheels on the junction plate of elevating mechanism bottom, two gear wheels are installed in two guide rail tops respectively and are positioned at appropriate location, swing arm top, lift hopper is installed on two swing arms, under the promotion of lift ram oil cylinder, elevating mechanism drives swing arm and lift hopper begins to raise, after swing arm is run into gear wheel, swing arm and lift hopper begin to rotate around the axis, realize the batch turning operation, an end face of lift hopper has been installed driving mechanism, a shaft has been installed on the output shaft of driving mechanism, several stirrer gears have been installed on the shaft, the position of lift hopper is lower, kiss the earth.

Carry the concrete sprayer that stirs feed mechanism and have following major advantage:

1, realizes working continuously of stirring, material loading and injection, improved the equipment operating efficiency;

2, concrete mix convenient transportation of doing and the advantage that can deposit again usefulness have been realized, use simply, easy to operate, water-bearing concreae stirs with adding water at any time at any time, meet national policy and working design standard, will further improve the engineering construction quality of China.

Description of drawings is below in conjunction with the description of drawings specific embodiment of the invention:

Fig. 1 is the main TV structure schematic diagram that carries the concrete spraying machine that stirs feed mechanism

Fig. 2 is the feed mechanism batch turning status architecture schematic diagram that carries the concrete spraying machine that stirs feed mechanism

Fig. 3 is the stirring feed mechanism front sectional structure schematic diagram that carries the concrete spraying machine that stirs feed mechanism

Fig. 4 is the stirring feed mechanism side sectional structure schematic diagram that carries the concrete spraying machine that stirs feed mechanism

Fig. 5 is the side sectional structure schematic diagram that carries the stirring feed mechanism batch turning state of the concrete spraying machine that stirs feed mechanism

As shown in FIG.: the 1-chassis of walking, 2-road wheel, 3-concrete spraying system, 4-motor, the big base plate of 5-, 6-rear column, 7-blanking port, 8-stationary hopper, the last wind path of 9-, 10-compressor arm, 11-large plate, the 12-front column, the last rubber friction plate of 13-, the last steel liner plate of 14-, 15-expects the chamber, 16-rotor, 17-material chamber cover, steel liner plate under the 18-, rubber friction plate under the 19-, 20-spray gun, the 21-conveying rubber pipe, wind path under the 22-, 23-discharging elbow, the 24-reduction box, the 25-reduction gearbox output shaft, 26-stirs feed mechanism, the 27-lift hopper, 28-stirrer gear, 29-shaft, the 30-gear wheel, 31-guide rail top junction plate, 32-guide rail, the 33-swing arm, the rotating shaft of 34-swing arm, 35-chain, 36-lift ram oil cylinder, 37-elevating mechanism riser, 38-directive wheel, 39-guide rail bottom junction plate, 40-elevating mechanism bottom junction plate, 41-elevating mechanism, the 42-guide wheel, 43-crossbeam, 44-connecting rod

The specific embodiment: before the sprayed mortar operation, install and debug carrying the wet shot machine that stirs feed mechanism.Actuating motor 4, motor 4 drives the following steel liner plate 18 of rotor block by reduction box 24, rotor 16 and last steel liner plate 14 rotate together, water-bearing concreae in the stationary hopper 8 constantly falls into the following steel liner plate 18 of rotor block by the blanking port 7 of the stationary hopper on the large plate 11 8, in the material chamber 15 of rotor 16 and last steel liner plate 14, when the material chamber 15 of filling water-bearing concreae turns to the position of wind path 9, be in the wind under the high pressure wind action in the road 9, water-bearing concreae in the material chamber 15 is blown into discharging elbow 23, high-pressure blast in the following wind path 22 blows water-bearing concreae again, makes water-bearing concreae pass through conveying rubber pipe 21 and spray gun 20 ejections.

Simultaneously, constantly add the concrete mix done and an amount of water and start the stirring driving machine structure and stir to the lift hopper 27 that stirs feed mechanism 26.After water-bearing concreae stirs, start the hydraulic system that stirs feed mechanism 26, the operation hydraulicdirectional control valve, to lift ram oil cylinder 36 fuel feeding, plunger cylinder 36 elongations, promote elevating mechanism 41 and swing arm 33 and lift hopper 27 risings, when swing arm 33 contact gear wheels 30, swing arm 33 drives lift hopper 27 beginnings and 34 rotates around the shaft, when the stroke of plunger cylinder 36 is maximum, just the concrete in the lift hopper 27 is poured into (Fig. 2) in the stationary hopper 8, operating hydraulicdirectional control valve then commutates once more, under the effect of lift hopper 27 and elevating mechanism 41 gravity, the plunger of plunger cylinder 36 retraction drops to extreme lower position up to lift hopper 27, again add concrete to lift hopper 27,, so constantly repeating, the water-bearing concreae in the lift hopper 27 constantly rises and pours in the stationary hopper 8.

Claims (2)

1. one kind carries the concrete spraying machine that stirs feed mechanism, concrete spraying system (3) is by motor (4), reduction box (24), the concrete rotor-support-foundation system, air path system, concrete stationary hopper (8) is formed, motor (4) is installed in the input shaft end of reduction box (24), the concrete rotor-support-foundation system is installed in the output axle head of reduction box (24), concrete rotor-support-foundation system component part from bottom to top is big base plate (5) successively, following rubber friction plate (19), following steel liner plate (18), rotor (16), last steel liner plate (14), last rubber friction plate (13) and large plate (11), there are four compressor arms (10) at the place, four angles of big base plate (5) and large plate (11), respectively there are a column (12) and (6) in front and back at big base plate (5), following steel liner plate (18), utilize pin to be installed together between rotor (16) and the last steel liner plate (14), forming a rotor block rotates with the output shaft of reduction box (24), several concrete material chambeies (15) on rotor block, have evenly been processed, a material chamber cover (17) all has been installed in each material chamber (15) of rotor (16), following rubber friction plate (19) is installed in the upper surface of big base plate (5), big base plate (5) is connected as a single entity with reduction box (24), last rubber friction plate (13) is installed in the soffit of large plate (11), concrete stationary hopper (8) is installed in the top of large plate (11), air path system is made up of last wind path (9) and following wind path (22), at the upper surface of large plate (11) last wind path (9) has been installed, last wind path (9) and discharging elbow (23) are at same position, connected discharging elbow (23) successively at spraying machine discharging opening place, transmission and concrete transmission sebific duct (21) and concrete gun (20), time wind path (22) has been installed on discharging elbow (23), has been it is characterized in that: stirring feed mechanism (26) has been installed on the basis of concrete spraying system (3).

2. the concrete spraying machine that stirs feed mechanism that carries according to claim 1, it is characterized in that: stir feed mechanism (26) and be installed on the walking chassis (1), and be positioned near the stationary hopper (8), it is by two guide rails (32), elevating mechanism (41), lift ram oil cylinder (36), two chains (35), two swing arms (33), two gear wheels (30) and a lift hopper (27) are formed, two guide rails (32) are the channel-section steel structures, be connected as a single entity by bottom junction plate (39) and top junction plate (31), elevating mechanism (41) is by four directive wheels (38), bottom junction plate (40) and two risers (37) are formed, bottom junction plate (40) is connected as a single entity two risers (37), the lateral surface of each riser (37) is installed two directive wheels (38), directive wheel (38) is in guide rail (32) slides within, two risers (37) are fitted with the inboard of two guide rails (32), two swing arms (33) lay respectively at the inboard of two risers (37), be connected as a single entity with rotating shaft (34) and connecting rod (44) between two swing arms (33), pack into after by two swing arms (33) in the circular hole of two risers (37) in the two ends of rotating shaft (34), by rotating shaft (34), swing arm (33) is with elevating mechanism (41) one liftings, swing arm (33) (34) around the shaft rotates, lift ram oil cylinder (36) is positioned between two guide rails (32), be installed on the guide rail bottom junction plate (39), a crossbeam (43) has been installed in the upper end of plunger rod, a guide wheel (42) has respectively been installed at the two ends of crossbeam (43), one end of two chains (35) is connected on the guide rail bottom junction plate (39), by being connected to behind two guide wheels (42) on the elevating mechanism bottom junction plate (40), two gear wheels (30) are installed in two guide rail (32) tops respectively and are positioned at the appropriate location, top of swing arm (33), lift hopper (27) is installed on two swing arms (33), an end face of lift hopper (27) has been installed driving mechanism, a shaft (29) has been installed on the output shaft of driving mechanism, several stirrer gears (28) have been installed on the shaft (29), the position of lift hopper is lower, kiss the earth.

Images