CN2220530Y

CN2220530Y - Anchor rock mud filling machine

Info

Publication number: CN2220530Y
Application number: CN 94242673
Authority: CN
Inventors: 吴洪发; 徐宝升
Original assignee: ANHUI DREDGING ENGINEERING GENERAL CORP
Current assignee: ANHUI DREDGING ENGINEERING GENERAL CORP
Priority date: 1994-10-07
Filing date: 1994-10-07
Publication date: 1996-02-21
Anticipated expiration: 2004-10-07

Abstract

The utility model relates to an anchor rod mud filling machine, mainly composed of a motor, a speed reducer, a hopper, a mortar conveyor, a mortar extruder and a frame assembly. The structure of the utility model is characterized in that a belt type screw composed of a screw shaft and screw sheets is adopted as the mortar conveyor, and a screw pump composed of a pump casing, a stator and a rotor is adopted as the mortar extruder. The two shaft ends of the screw shaft are respectively connected with one shaft end of the rotor and the output shaft of the speed reducer. The screw pump and pump glands arranged on both ends of the screw pump are tightly and successively connected with a pump connecting base, the hopper, and the speed reducer through two lengthened bolts and four corresponding clamp nuts, in which the former is respectively arranged on the front and back sides of the utility model, and the later is on the lengthened bolts. The utility model has the advantages of favorable grouting effect, high productive efficiency, small energy consumption and little mortar wastage.

Description

The bolt grouting machine

The utility model provides a kind of bolt grouting machine, and under the possession bolt support technology field of engineering.

When China carries out the bolt support construction in underground constructions such as mine, chamber, tunnel at present, generally adopt blast to carry the method for cement mortar, the operating principle sketch of this method as shown in Figure 4, the capital equipment of implementing this method is a pressure vessel (being commonly called as the goat's horn pump), it is made up of upper press cover (2), sealing ring (1), tank body (5) and hold-down bolt (4), upper press cover (2) joins with admission valve (3), tank body (5) bottom and inlet valve (8) join, and the activities of this method is followed successively by 1), mixed and stirred cement mortar by the anchoring requirement; 2), unscrew hold-down bolt (4), open upper press cover (2), mortar (9) put in the tank body (5); 3), cover upper press cover (2), screw hold-down bolt (4), guarantee that the goat's horn pump is in sealing state; 4), open the motor (11) of air compressor (10), open admission valve (3) again, in the goat's horn pump, charge into compressed air; 5), through the inflation of long period, treat to be charged into when reaching certain working pressure in a large amount of compressed air and the goat's horn pump in the goat's horn pump, can open inlet valve (8) also by spray gun (6) slip casting in retouching the bar hole; 6), treat that mortar (9) uses up in the goat's horn pump, unscrew hold-down bolt (4) again, open upper press cover (2), mortar (9) put in the tank body (5), circulation repeats above-mentioned activities.By above-mentioned activities as can be known, when this method of use is carried out the bolt support operation, 1), there is following defective: owing in operating process, need auxiliary ligand complete equipment---air compressor, so use this method, power consumption very high (being generally 100 kilowatts); 2), because this method operating process is comparatively complicated, and generally need to be equipped with 7-8 operative employees, and consume tens of minutes unproductive time, so use this method, production efficiency is lower; 3), owing to adopt the compressed air delivery mortar, often be mingled with pore in the mortar, simultaneously because the interior mortar clout of goat's horn pump is invisible all the time, when mortar is about to use up in the pump, the normal situation that half bolthole occurs annotating in the slip casting operation process, these all can have a negative impact to the raising of anchoring quality, so use this method, construction quality can not get guaranteeing; 4), owing to adopt higher air pressure to carry mortar continuously, be everlasting when filling with next bolthole of bolthole metaideophone, mortar tends to splash everywhere under action of air pressure, wastes very big.

The purpose of this utility model is to overcome defectives such as existing power consumption height in the prior art, production efficiency quality low, the anchoring operation can not get guaranteeing, the mortar waste is big, and provide a kind of novel bolt grouting machine, this bolt grouting machine uses in the anchoring operation, has advantages such as power consumption is low, production efficiency is high, the steady quality of anchoring operation reliable, mortar less wastage.

The purpose of this utility model is achieved through the following technical solutions:

The bolt grouting machine that the utility model provides, it comprises power set and mortar conveying device etc., wherein: power set are located at the end on the slurry filling machine horizontal direction and are made up of reducer (14) and motor (13), the flange (12) that is positioned at its output shaft one end in the reducer (14) is provided with the fixing hole (15) more than 4, the mortar conveying device is made up of hopper (8) and mortar conveyer of being located in it, end on hopper (8) horizontal direction also is provided with a flange (11), flange (11) is provided with and fixing hole (15) connecting hole more than 4 (16) one to one, pass through flange (12) between reducer (14) and the hopper (8), securing member on the flange (11) links, and it is characterized in that; The mortar conveyer adopts the belt spiral, on the horizontal direction of hopper (8), be connected to a screw pump (3) and both are connected with respect to the other end of power set, two axle heads of helical axis in the belt spiral (29) respectively with screw pump (3) in rotor (25) link near the axle head of hopper (8) and the output shaft of reducer (14), one pump pressure lid (1) is located at the mortar extruding end of screw pump (3) and flatly is provided with the locating hole (2) of 2 symmetries thereon, two each roots that adds in the stay bolt (4) add stay bolt (4) successively level pass locating hole (2), connecting hole (16) and fixing hole (15) and one clamp nut (21) respectively is installed in the two ends that each root adds stay bolt (4) make pump pressure lid (1), screw pump (3), hopper (8) and reducer (14) are able to close-coupled successively.

According to bolt grouting machine provided by the utility model, bottom at slurry filling machine also is provided with a support assembly, it is by 2 Ge Xi shape bases (18), 3 L shaped crossbeams (22), 2 rhombus side gripper shoes (17), 1 block of cross rib plate (34), 1 pump gripper shoe (20) is formed, wherein: 2 Ge Xi shape bases (18) are located at the below of slurry filling machine both sides symmetrically along horizontal direction, length direction along two bases (18), 3 L shaped crossbeam (22) spaces and being located at abreast between two bases (18), the two ends of every crossbeam (22) respectively with two bases (18) Joint, 2 rhombus side gripper shoes (17) are symmetrically set in the both sides of hopper in the slurry filling machine (8), each piece side gripper shoe (17) is in hopper (9) bottom bucket body and base (18) Joint of annotating oar machine the same side respectively with it, cross rib plate (34) is positioned between the below and 2 rhombus side gripper shoes (17) of hopper (8) bottom bucket body, its rear and front end face is affixed with the inner plate surface of supported on both sides plate (17) respectively, its lower surface is affixed with two bases (18) and the L shaped crossbeam of that root (22) that mediates respectively, pump gripper shoe (20) is positioned at the below of screw pump (3), its upper surface is shaped as a recessed semicircular arc, its lower surface is affixed with two bases (18) respectively, flatly be provided with the supported hole (19) of 2 symmetries on the pump gripper shoe (20), two each roots that adds in the stay bolt (4) add stay bolt (4) level and pass supported hole (19).

As shown from the above technical solution, power set of the present utility model only are made up of reducer (14) and motor (13), and directly drive the belt spiral and screw pump (3) carries out the conveying of mortar and extrudes (need not to use corollary equipment), can finish the anchoring operation so only need use the very little motor of power (13), so when using the utility model to carry out the bolt support operation, power consumption is quite low; Because the utility model is when carrying out the bolt support operation, need not any aided process, directly the mortar that the place, job site is mixed and stirred is poured in the hopper (8), can carry out the anchoring operation behind the actuating motor (13), so when using the utility model to carry out the bolt support operation, operating process quite simply (need not consume unproductive time, and general needs to be equipped with 4-5 operative employees and gets final product), production efficiency height (when the hole depth of bolthole was 2.5 meters, the time of filling with a bolthole only needed 3-10 seconds); Because the utility model adopts screw pump (3) to come slip casting under condition of normal pressure, can not be mingled with pore in the mortar, simultaneously since the interior mortar material level of hopper (8) intuitively as seen, when soon using up, mortar can in time add mortar, all like this boltholes all are disposable filling with, can prevent to annotate the generation of half this situation of bolthole in the slip casting operation process fully, these all can help to improve construction quality, make that the steady quality of anchoring operation is reliable; Because the utility model is to utilize screw pump (3) to come slip casting under normal pressure, add the peculiar pressure characteristic of screw pump (3), so when in work progress, filling with behind the bolthole next bolthole of metaideophone, as long as moment stops pumping, will mortar be unlikely to be extruded and temporarily rest in the screw pump (3), like this mortar just can never firmly be extruded capablely and cause to around splash, waste minimum.

Accompanying drawing:

Fig. 1 is the front view of the utility model most preferred embodiment;

Fig. 2 is the left view of the utility model most preferred embodiment;

Fig. 3 is A-A sectional view of Fig. 2;

Wherein: 1, pump pressure lid 2, locating hole 3, screw pump 4, add

stay bolt

5,9, nut 6, pump Connection Block 7, stiffener 8,

hopper

10,26, bolt 11,12, flange 13, motor 14, reducer 15, fixing hole 16, connecting hole 17, side gripper shoe 18, base 19, supported hole 20, pump gripper shoe 21, clamp nut 22, crossbeam 23, pump case 24, stator 25, rotor 27, O-ring seals 28, rotor coupling sleeve 29, helical axis 30, flight 31, V-arrangement reinforced seal Figure 32, output shaft coupling sleeve 33, output shaft attachment pegs 34, cross rib plate 35, the rotor attachment pegs.

Fig. 4 is present China carries out the blast conveying cement mortar that bolt support construction institute generally adopts in underground construction an operating principle sketch.

Wherein: 1, sealing ring 2, upper press cover 3, admission valve 4, hold-down bolt 5, tank body 6, spray gun 7, conveying rubber pipe 8, inlet valve 9, mortar 10, air compressor 11, motor.

The utility model is described in further detail below in conjunction with most preferred embodiment of the present utility model:

Referring to Fig. 1-Fig. 3, the utility model mainly is by the motor of being located at top (13), reducer (14), hopper (8), the belt spiral, pump Connection Block (6), screw pump (3), pump pressure is covered (1) and is located at the support assembly composition of bottom, pass through flange (12) between reducer (14) and the hopper (8), 6 groups of bolts (10) on the flange (11), nut (9) connects, the belt spiral is positioned at the bottom of hopper (8) and is made up of helical axis (29) and 2 flights (30) provided thereon, screw pump (3) is by pump case (23), stator (24) and the rotor (25) be located in the pump case (23) are formed, pump pressure lid (1) is located at the mortar extruding end of screw pump (3), pump Connection Block (6) is located at the mortar suction side of screw pump (3), 3 groups of bolts (26) are housed on the upper end housing of pump case (23), nut (5), termination near pump Connection Block (6) on the horizontal direction of hopper (8) has a stiffener (7), be connected by pump Connection Block (6) and stiffener (7) respectively between screw pump (3) and the hopper (8), adopt O-ring seals (27) sealing between pump Connection Block (6) and the stiffener (7), adopt V-arrangement backbone sealing ring (31) sealing between the flange (12) of reducer (14) and the flange (11) of hopper (8), one axle head of helical axis in the belt spiral (29) links by the axle head near hopper (8) in rotor coupling sleeve (28) and rotor attachment pegs (35) and the rotor (25), its another axle head links by the output shaft of output shaft coupling sleeve (32) and output shaft attachment pegs (33) and reducer (14), make the belt spiral like this in transfer torque, mortar is delivered to the mortar suction side of screw pump (3), and can eliminate the restriction of rotor (25) on degree of freedom radially, pump pressure lid (1), screw pump (3), pump Connection Block (6), hopper (8), reducer (14) by be located at respectively two of both sides before and after the utility model add stay bolt (4) and on four corresponding clamp nuts (21) be able to close-coupled successively, support assembly is by 2 Ge Xi shape bases (18), 3 L shaped crossbeams (22), 2 rhombus side gripper shoes (17), 1 block of cross rib plate (34), 1 pump gripper shoe (20) is formed, and it add by two that stay bolt (4) passes respectively on the pump gripper shoe (20) and 2 rhombus side gripper shoes (17) to connect with superstructure of the present utility model with the affixed of hopper (8) and two bases (18) respectively be an integral body, the setting of support assembly not only makes the utility model can place on the ground (so time center of gravity of the present utility model drop on the rational position of body) very quietly, and makes carrying at the construction field (site), quite easy during migration the utility model, convenient.

Motor (13) and reducer (14) be buyable all, and wherein: motor (13) adopts Y100L ₁2.2 kilowatts of phase asynchronous energy-saving electric machines of-4 types, reducer (14) adopts the BLY18-29 type cycloidal pinwheel planetary gear speed reducer of large speed ratio, high efficiency, small size, because this reducer (14) and motor (13) combines as a whole and it and hopper (8) between link by 6 groups of bolts (10), nut (9), so dwindled volume and weight of the present utility model, improved cost performance of the present utility model so greatly.

Pump case (23) in the screw pump (3) adopts the fluting steel pipe manufacturing, in its housing upper end 3 groups of bolts (26), nut (5) are installed, be that stator (24) or the rotor of being convenient to breakage (25) changed, stator (24) adopts the abrasive rubber of special formulation to make, rotor (25) adopts high-chromium abrasion-proof cast iron to make and it is heat-treated processing, and prolonged the application life of screw pump (3).Because screw pump (3) is a core component of the present utility model, so the prolongation in its application life equals to have prolonged application life of the present utility model.

Base (18) adopts No. 8 channel-section steels to make, and the L shaped angle bar of crossbeam (22) employing is made, and pump pressure lid (1) adopts No. 45 cast steels to make, as for other No. 45 steel of parts employing or A of the present utility model ₃Steel is done all can.

As shown in the above, the utility model also has advantage easy to operate, that install and remove easily, be easy to maintaining.

The utility model extensively be used in mine roadway, chamber, railway, highway, In the anchor pole supporting operation process of the underground engineerings such as water conservancy, electric power, tunnel. When the utility model uses in the slip casting operation in full eye anchoring rod hole, tool Excellent that slip casting effect is good, production efficiency is high, energy consumption is low, the mortar waste is few arranged Point is a kind of desirable bolt grouting facility.

Claims

1, a kind of bolt grouting machine, it comprises power set and mortar conveying device etc., wherein: power set are located at the end on the slurry filling machine horizontal direction and are made up of reducer (14) and motor (13), the flange (12) that is positioned at its output shaft one end in the reducer (14) is provided with the fixing hole (15) more than 4, the mortar conveying device is made up of hopper (8) and mortar conveyer of being located in it, end on hopper (8) horizontal direction also is provided with a flange (11), flange (11) is provided with and fixing hole (15) connecting hole more than 4 (16) one to one, pass through flange (12) between reducer (14) and the hopper (8), securing member on the flange (11) links, it is characterized in that: the mortar conveyer adopts the belt spiral, on the horizontal direction of hopper (8), be connected to a screw pump (3) and both are connected with respect to the other end of power set, two axle heads of helical axis in the belt spiral (29) respectively with screw pump (3) in rotor (25) link near the axle head of hopper (8) and the output shaft of reducer (14), one pump pressure lid (1) is located at the mortar extruding end of screw pump (3) and flatly is provided with the locating hole (2) of 2 symmetries thereon, two each roots that adds in the stay bolt (4) add stay bolt (4) successively level pass locating hole (2), connecting hole (16) and fixing hole (15) and one clamp nut (21) respectively is installed in the two ends that each root adds stay bolt (4) make pump pressure lid (1), screw pump (4), hopper (8) and reducer (14) are able to close-coupled successively.

2, bolt grouting machine according to claim 1, it is characterized in that: the bottom at slurry filling machine also is provided with a support assembly, it is by 2 Ge Xi shape bases (18), 3 L shaped crossbeams (22), 2 rhombus side gripper shoes (17), 1 block of cross rib plate (34), 1 pump gripper shoe (20) is formed, wherein: 2 Ge Xi shape bases (18) are located at the below of slurry filling machine both sides symmetrically along horizontal direction, length direction along two bases (18), 3 L shaped crossbeam (22) spaces and being located at abreast between two bases (18), the two ends of every crossbeam (22) respectively with two bases (18) Joint, 2 rhombus side gripper shoes (17) are symmetrically set in the both sides of hopper in the slurry filling machine (8), each piece side gripper shoe (17) is in hopper (8) bottom bucket body and base (18) Joint of annotating oar machine the same side respectively with it, cross rib plate (34) is positioned between the below and 2 rhombus side gripper shoes (17) of hopper (8) bottom bucket body, its rear and front end face is affixed with the inner plate surface of supported on both sides plate (17) respectively, its lower surface is affixed with two bases (18) and the L shaped crossbeam of that root (22) that mediates respectively, pump gripper shoe (20) is positioned at the below of screw pump (3), its upper surface is shaped as a recessed semicircular arc, its lower surface is affixed with two bases (18) respectively, flatly be provided with the supported hole (19) of 2 symmetries on the pump gripper shoe (20), two each roots that adds in the stay bolt (4) add stay bolt (4) level and pass supported hole (19).