CN202673298U - Wet shotcreting machine with mixing and feeding mechanism - Google Patents

Abstract

A wet shotcreting machine with a mixing and feeding mechanism comprises a concrete injection system and the mixing and feeding mechanism. The concrete injection system comprises a motor, a reduction box, a concrete rotor system, a wind path system, and a concrete stationary hopper. The mixing and feeding mechanism comprises two guide rails, a lifting mechanism, a lifting plunger cylinder, two chains, two oscillating rods, two catch wheels, and a lifting hopper. Under the driving of the lifting plunger cylinder and the two chains, the lifting mechanism and the two oscillating rods go up and down along the guide rails, and the lifting hopper is driven to go up and down. The lifting hopper can mix wet concrete. The wet shotcreting machine with the mixing and feeding mechanism overcomes the present problem of wet concrete transportation, is simple and convenient to operate, achieves the purpose of wet shotcreting, reduces manual work, decreases working intensity, and improves construction efficiency.

Description

Carry the concrete spraying machine that stirs feed mechanism

Technical field the utility model relates to the concrete ejection supporting equipment that the 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 the existing concrete spraying machine of background technology 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, with artificial method the water-bearing concreae that stirs is added in the stationary hopper of wet-spraying machine.

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 at present the more dry method shotcreting machine that remains, 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 large, 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, does not like using concrete spraying machine.

Summary of the invention is in order to overcome the shortcoming of existing concrete wet-spraying machine, the utility model 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 coagulation that stirs outside the tunnel remains mix on the dried coagulation, when spraying operation, adds water the concrete-agitating of doing is become water-bearing concreae, now with now stirring, what what stir with, and transportation is convenient again, can reach again the purpose on the wet shot coagulation.

The described concrete spraying machine that stirs feed mechanism that carries is comprised 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, the compositions such as concrete stationary hopper, motor is installed in the input shaft end of reduction box, the concrete rotor-support-foundation system is installed in the output shaft end of reduction box, concrete rotor-support-foundation system component part from bottom to top is large base plate successively, lower rubber friction sheet, lower steel liner plate, rotor, upper steel liner plate, upper rubber friction sheet, large plate and stationary hopper, there are four compressor arms at the place, four angles of large base plate and large plate, the concrete spraying system is compressed, respectively there is a column front and back at large base plate, prevent that large plate from rotating with rotor, lower steel liner plate, utilize pin to be installed together between rotor and the upper 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 has been installed in each material chamber of rotor, lower rubber friction sheet is installed in the upper surface of large base plate, large base plate and reduction box are connected as a single entity, upper rubber friction sheet is installed in the soffit of large plate, the concrete stationary hopper is installed in the top of large plate, air path system is comprised of upper wind path and lower wind path, at the upper surface of large plate wind path has been installed, upper wind path and discharging elbow are at same position, the place has connected the discharging elbow successively at the spraying machine discharging opening, concrete conveyance sebific duct and concrete gun have been installed time wind path at 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 form, two guide rails are channel-section steel structures, be connected as a single entity by bottom connecting plate and top junction plate, elevating mechanism is by four directive wheels, bottom connecting plate and two risers form, bottom connecting 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 guide rail bottom connecting plate, 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 guide rail bottom connecting plate, by being connected on the elevating mechanism bottom connecting plate behind two guide wheels, two gear wheels are installed in respectively two guide rail tops 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, at the output shaft of driving mechanism a shaft has been installed, 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, the 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 at any time water 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 wet-spraying machine on the coagulation that stirs feed mechanism

As shown in FIG.: the 1-chassis of walking, 2-road wheel, spraying system on the 3-coagulation, 4-motor, the large base plate of 5-, 6-column B, 7-blanking port, 8-stationary hopper, the upper wind path of 9-, 10-compressor arm, 11-large plate, 12-column A, the upper rubber friction sheet of 13-, the upper steel liner plate of 14-, 15-expects the chamber, 16-rotor, 17-material chamber cover, steel liner plate under the 18-, rubber friction sheet 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-lifting osmanthus plug oil cylinder, 37-elevating mechanism riser, 38-directive wheel, 39-guide rail bottom connecting plate, 40-elevating mechanism bottom connecting plate, 41-elevating mechanism, the 42-guide wheel, 43-crossbeam, 44-connecting rod

The specific embodiment: before the sprayed mortar operation, the wet-spraying machine installment and debugging that stirs feed mechanism is good carrying.Actuating motor 4, motor 4 is by the lower steel liner plate 18 of reduction box 24 rotor driven bodies, rotor 16 and upper steel liner plate 14 rotate together, water-bearing concreae in the stationary hopper 8 constantly falls into the lower steel liner plate 18 of rotor block by the blanking port 7 of the stationary hopper 8 on the large plate 11, in the material chamber 15 of rotor 16 and upper steel liner plate 14, when the material chamber 15 of filling water-bearing concreae turns to the position of upper 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 lower 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 to the lift hopper 27 that stirs feed mechanism 26 and stir.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 wheel 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, then operating hydraulicdirectional control valve commutates again, under lift hopper 27 and elevating mechanism 41 action of gravitations, the plunger of plunger cylinder 36 retraction is until lift hopper 27 drops to extreme lower position, again add on the coagulation to lift hopper 27,, so constantly repeating, the wet mixing in the lift hopper 27 is poured in the stationary hopper 8 by solidifying upper constantly the rising.

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) forms, motor (4) is installed in the input shaft end of reduction box (24), the concrete rotor-support-foundation system is installed in the output shaft end of reduction box (24), concrete rotor-support-foundation system component part from bottom to top is large base plate (5) successively, lower rubber friction sheet (19), lower steel liner plate (18), rotor (16), upper steel liner plate (14), upper rubber friction sheet (13) and large plate (11), there are four compressor arms (10) at the place, four angles of large base plate (5) and large plate (11), there are a column A (12) and a column B (6) in front and back at large base plate (5), lower steel liner plate (18), utilize pin to be installed together between rotor (16) and the upper 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) has been installed in each material chamber (15) of rotor (16), lower rubber friction sheet (19) is installed in the upper surface of large base plate (5), large base plate (5) is connected as a single entity with reduction box (24), upper rubber friction sheet (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 comprised of upper wind path (9) and lower wind path (22), at the upper surface of large plate (11) upper wind path (9) has been installed, upper wind path (9) and discharging elbow (23) are at same position, connected successively discharging elbow (23) at spraying machine discharging opening place, concrete conveyance sebific duct (21) and concrete gun (20), at discharging elbow (23) time wind path (22) has been installed, has been it is characterized in that: on the basis of concrete spraying system (3) stirring feed mechanism (26) has been installed.

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) form, two guide rails (32) are the channel-section steel structures, be connected as a single entity by bottom connecting plate (39) and top junction plate (31), elevating mechanism (41) is by four directive wheels (38), bottom connecting plate (40) and two risers (37) form, bottom connecting 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) around the shaft (34) rotates, lift ram oil cylinder (36) is positioned between two guide rails (32), be installed on the guide rail bottom connecting 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 connecting plate (39), by being connected to behind two guide wheels (42) on the elevating mechanism bottom connecting plate (40), two gear wheels (30) are installed in respectively two guide rail (32) tops 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, at the output shaft of driving mechanism a shaft (29) has been installed, several stirrer gears (28) have been installed on the shaft (29), the position of lift hopper is lower, kiss the earth.

Images