CN209025682U - A kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine - Google Patents

Abstract

The utility model discloses a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machines, including storage car and grouting vehicle, wherein storage car includes storing carrier platform, storing carrier platform top surface side is equipped with storage tank, the other side is equipped with feed pipe rotating cylinder, storing carrier platform base two sides are respectively equipped with the idler wheel for having independent suspension, the installation of storing carrier platform base right end two sides, which helps, to stop uprooting, and grouting vehicle then includes slip casting carrier platform, slip casting carrier platform top surface right end is equipped with handrail, material pump is installed on the right side of slip casting carrier deck roof Middle face, blender 18 is connected on the left of material pump, slip casting carrier platform sinistral end is equipped with bracket, the bracket left side is equipped with Grouting Pipe rotating cylinder, Grouting Pipe rotating cylinder left side central portion is equipped with buckle, card has slip casting jet pipe in buckle.Separate structure that the utility model has and independent idler wheel can complex road condition in flexible adaptation coal mine gallery, mixing and slip casting can be carried out simultaneously, improve working efficiency, reduce labor intensity.

Description

A kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine

Technical field

The utility model relates to engineering machinery correlative technology fields, and in particular to a kind of coal mine loose crushing top plate ground note Starch consolidation grouting machine.

Background technique

Slip casting method is to inject certain curable slurries in crack or the hole of Rock soil Foundations, to improve its physical mechanics The method of property.The purpose of slip casting is antiseepage, leak stopping, reinforcing and corrects building tilt.Grouting mechanism has: filling slip casting is seeped Saturating slip casting, compaction grouting and fracture grouting.Injecting paste material has granular slurry material and chemical grouting material, and granular slurry material is mainly cement slurry, Chemical grouting material includes silicate (waterglass) and macromolecule slurry material.Tradition slip casting machinery is difficult to accomplish to accomplish chemical sizwe at present It carries out slip casting operation immediately after raw material is sufficiently mixed, usually using slip casting machinery slip casting is re-fed into after mechanical mixture, less holds It is easy to do and accomplishes unification to grouting amount and practical raw material input amount, cause very big economic waste thus, while some slip castings are mechanical Length is too long, turning and u-turn is not easy in coal mine gallery, thus it is proposed that a kind of mine loose crushing top plate surface grout injection Consolidation grouting machine is to solve the above problems.

Utility model content

In view of the above-mentioned problems of the prior art, the utility model provides a kind of coal mine loose crushing top plate ground note Consolidation grouting machine is starched, which adopts a split structure, respectively storage car and grouting vehicle, before starting slip casting operation, Two vehicles are drawn to slip casting work surface by staff respectively, after reaching work surface, start connecting pipe, and pour into storage car Raw material, and start slip casting operation.

To achieve the goals above, a kind of coal mine loose crushing top plate surface grout injection consolidation grouting that the utility model uses Machine, including storage car and grouting vehicle, the storage car include storing carrier platform, the storing carrier deck roof right side of face installation There is storage tank, feed opening is installed at the top of the storage tank, demarcation plate is equipped in the middle part of the storage tank, the demarcation plate will be fed Mouth and storage tank are divided into two parts for storing two different raw materials, and the storing pot bottom is opened in demarcation plate two sides Equipped with a discharge port for connecting feed pipe, the push-and-pull that the first handrail is equipped on the right side of the storage tank for staff is led Drawing, the storing carrier deck roof left side of face is equipped with trivet, and the trivet top axle is connected at feed pipe rotating cylinder center, Feed pipe rotating cylinder two sides are mounted on a rotating handles, and two sides are wound with two metals respectively on the feed pipe rotating cylinder Feeding tube, the storing carrier platform base two sides are respectively equipped with an idler wheel, and the idler wheel is provided with independent suspension system, It is rotatably equipped with first on the right side of the storing carrier platform base and helps and stop uprooting, staff, which helps to stop uprooting by first, treads in mining site bottom surface Play the role of helping and stop.

In the above-mentioned technical solutions, split type structure is used, is storage car and grouting vehicle respectively, seperated advantage is every A car body is shorter, there is better mobility and handling capacity in coal mine gallery, and the material storing box energy that storage car is equipped with Enough raw materials are enough loaded, the ability of lasting slip casting operation can be provided, while the feed pipe rotating cylinder being equipped with is motor-driven in storage car Metal feeding tube is wrapped on feed pipe rotating cylinder in the process, the rotation in preparing slip casting operation process, on feed pipe rotating cylinder Handle hand can convenient metal feeding tube release, first be equipped with, which helps, stops that hole can be treaded in by staff after hoe puts down The bottom surface in road, regardless of landform is upward slope or descending, first helps and stops hoe and can provide brake force.

As advanced optimizing for above scheme, the grouting vehicle includes slip casting carrier platform, the slip casting carrier platform Bottom surface right end, which is rotatably equipped with second and helps, to be stopped uprooting, and staff helps second to stop hoe and tread in mining site bottom surface and play the role of helping to stop, institute It states slip casting carrier platform base two sides and idler wheel is installed, the idler wheel is provided with independent suspension system, the slip casting carrier platform Top surface right end is equipped with the second handrail, and the push-and-pull for staff is drawn, peace on the right side of the slip casting carrier deck roof Middle face Equipped with material pump, it is respectively provided with a feed inlet on the right side of the material pump respectively above and below, upper and lower difference is each on the left of the material pump Equipped with a discharge port, discharge port is connected separately with the two entrances up and down of blender, the blender on the left of the material pump Left end is equipped with metal winding pipe, and the metal winding pipe left end is socketed with connection ring, and the connection ring is fixed on cradle top, described Bracket is installed on slip casting carrier platform sinistral end, and the bracket left side central portion is connected with Grouting Pipe rotating cylinder, on the Grouting Pipe rotating cylinder It is wound with metal slip casting hose, the Grouting Pipe rotating cylinder left side central portion is equipped with buckle, and the every card of buckle has slip casting sprinkling irrigation, institute It states slip casting sprinkling irrigation top and slip casting spray head is installed.

In the above-mentioned technical solutions, grouting vehicle be equipped with second help stop hoe helped with first stop uproot effect it is identical, Neng Gou Reliable braking stopping ability capable of being provided under different terrain, the material pump being equipped with can suck the raw material on storage car, and Raw material is pumped into blender, and lasting pressure can be provided for slip casting operation, the bracket being equipped with can hang Grouting Pipe Rotating cylinder can also provide support force for metal slip casting hose, prevent metal hose from dragging on tunnel bottom surface and being damaged, the note being equipped with Slurry pipe rotating cylinder can store metal slip casting hose when motor-driven, in the metal note for preparing that suitable length can be released when slip casting operation The phenomenon that starching hose, preventing too long metal slip casting hose from mutually winding, finally resulting in live complete confusion is equipped with buckle not only Slip casting jet pipe can be stored, slip casting jet pipe is also able to rotate and drives Grouting Pipe drum rotation.

As advanced optimizing for above scheme, the independent suspension system includes " Z " font cantilever, described cantilever one end Axis, which connects, meets the car body with storing carrier platform or slip casting carrier platform, institute through simultaneously axis with idler wheel the center point, the cantilever middle part It states cantilever other end bottom surface and is connected with spring, the spring other end is connected to car body bottom surface.

It is in the above-mentioned technical solutions the independent suspension system of each idler wheel setting, storage car and grouting vehicle can be made in coal Held stationary state as much as possible under complicated landform in the road of pit, and the spring that the independent suspension uses is hidden in vehicle body, Spring is protected, the service life of independent suspension is extended.

As advanced optimizing for above scheme, the blender includes first entrance and second entrance, and described first enters Mouthful in lower section, for the second entrance above first entrance, the first entrance is equipped with metal net mask, outside the metal net mask Side is socketed with metal tube, and top opens up hole and is connected to second entrance on the right side of the metal tube, on the left of the metal net mask Metal tube caliber become smaller, caliber changes from small to big on the left of the metal tube, and metal tube left end caliber zooms in again.

For blender not against additional power-equipment, only relying on material pump can be completed raw material in the above-mentioned technical solutions Mixture operation, due to a large amount of hole on the metal net mask being equipped in the blender, No.1 raw material is from metal net mask It can be refined when ejection, increase surface area when No.1 raw material is sprayed from metal net mask, while No. two raw materials are fallen from above, It is just dropped on metal net mask with spraying after No.1 raw material contacts, two kinds of raw materials are iteratively repeated above-mentioned mixed process, know It is gradually filled on the right side of road blender, is gradually filled with rear mixed liquor on the right side of blender and starts to flow to the left, but left side mixing Device caliber starts to attenuate, and mixed liquor is accelerated mixing in the pipeline being tapered, while the flow velocity of mixed liquor is also accelerated, and mixes Pipeline becomes larger again on the left of glassware, and accelerated mixed liquor is projected and poured in the slack-off mixed liquor of front flow velocity before, Mixed liquor is accelerated mixing again, and then the caliber of blender becomes smaller again, and mixed liquor is provided with and answers after being accelerated mixing again Some flow velocitys and pressure.

As advanced optimizing for above scheme, pressure sensor is installed on the inside of the connection ring, in the material pump Single-chip microcontroller is installed, the material pump is built-in with controller, and the single-chip microcontroller electrically connects respectively at pressure sensor and controller It connects.

In the above-mentioned technical solutions, the pressure value real-time monitored is sent to single-chip microcontroller, single-chip microcontroller root by pressure sensor According to pre-set programs, there is negative-feedback regu- lation effect, when pressure value is much smaller than early warning pressure, single-chip microcontroller continues to control to material pump Device issues maximum power instruction, and when pressure value is close to early warning pressure, single-chip microcontroller subtracts low power instruction to controller sending, when When pressure value meets or exceeds early warning pressure value, single-chip microcontroller issues the instruction for stopping output power to controller.

Detailed description of the invention

Fig. 1 is the storage car side view of the utility model；

Fig. 2 is the grouting vehicle side view of the utility model；

Fig. 3 is the blender cross-sectional view of the utility model；

Fig. 4 is the idler wheel independent suspension system overhead sectional view of the utility model.

In figure: storage car 1, grouting vehicle 2, storing carrier platform 3, storage tank 4, feed opening 5, demarcation plate 6, discharge port 7, Trivet 8, feed pipe rotating cylinder 9, rotating handles 10, idler wheel 11, first help stop hoe 12, slip casting carrier platform 13, second helps and stops uprooting 14, the second handrail 15, material pump 16, feed inlet 17, blender 18, connection ring 19, bracket 20, Grouting Pipe rotating cylinder 21, buckle 22, Slip casting jet pipe 23, slip casting spray head 24, cantilever 25, spring 26, first entrance 27, second entrance 28, metal net mask 29, metal tube 30, pressure sensor 31, single-chip microcontroller 32, controller 33.

Specific embodiment

To make the objectives, technical solutions and advantages of the present invention clearer, below by attached drawing and implementing Example, the present invention will be further described in detail.However, it should be understood that specific embodiment described herein is only used to Explain the utility model, the range being not intended to limit the utility model.

Please refer to Fig. 1-4, the utility model provides a kind of technical solution: a kind of coal mine loose crushing top plate surface grout injection adds Gu slip casting machine, including storage car 1 and grouting vehicle 2, the storage car 1 includes storing carrier platform 3, the storing carrier platform 3 Storage tank 4 is installed on the right side of top surface, feed opening 5 is installed at the top of the storage tank 4, is equipped with demarcation plate in the middle part of the storage tank 4 6, feed inlet 17 and storage tank 4 are divided into two parts and are used to store two different raw materials, the storing by the demarcation plate 6 4 bottom of tank offers a discharge port 7 for connecting feed pipe in 6 two sides of demarcation plate, and the is equipped on the right side of the storage tank 4 Push-and-pull of one handrail for staff is drawn, and is equipped with trivet 8, the triangle on the left of 3 top surface of storing carrier platform It supports 8 top axles to be connected at 9 center of feed pipe rotating cylinder, 9 two sides of feed pipe rotating cylinder are mounted on a rotating handles 10, described Two sides are wound with two metal feeding tubes respectively on feed pipe rotating cylinder 9, and 3 bottom surface both side of storing carrier platform is respectively equipped with One idler wheel 11, the idler wheel 11 are provided with independent suspension system, and the is rotatably equipped on the right side of 3 bottom surface of storing carrier platform One helps and stops hoe 12, and staff helps first to stop hoe 12 and tread in mining site bottom surface and play the role of helping to stop；Using split type structure, divide It is not storage car 1 and grouting vehicle 2, seperated advantage is that each car body is shorter, there is better mobility in coal mine gallery And handling capacity, and the material storing box that storage car 1 is equipped with can load enough raw materials, can provide the energy of lasting slip casting operation Power, while metal feeding tube is wrapped on feed pipe rotating cylinder 9 by the feed pipe rotating cylinder 9 being equipped in 1 mobile process of storage car, In preparing slip casting operation process, the rotating handles 10 on feed pipe rotating cylinder 9 can easily metal feeding tube be released, and be equipped with First help and stop that the bottom surface in tunnel can be treaded in by staff after hoe 12 puts down, regardless of landform is upward slope or descending, first It helps and stops hoe and 12 can provide brake force.

13 bottom surface right end of slip casting carrier platform, which is rotatably equipped with second and helps, stops hoe 14, and staff helps second stops hoe 14 It treads in mining site bottom surface and plays the role of helping and stop, 13 bottom surface both side of slip casting carrier platform is equipped with idler wheel 11, and the idler wheel 11 is Equipped with independent suspension system, the 13 top surface right end of slip casting carrier platform is equipped with the second handrail 15, for pushing away for staff Dragline draws, and right side is equipped with material pump 16 in the middle part of 13 top surface of slip casting carrier platform, and 16 right side of material pump is upper and lower respectively It is respectively provided with a feed inlet 17,16 left side of material pump is respectively provided with a discharge port 7 respectively above and below, and the material pump 16 is left Side discharge port 7 is connected separately with the two entrances up and down of blender 18, and 18 left end of blender is equipped with metal winding pipe, described Metal winding pipe left end is socketed with connection ring 19, and the connection ring 19 is fixed on 20 top of bracket, and described bracket 20 is installed on slip casting 13 left end of carrier platform, 20 left side central portion of bracket are connected with Grouting Pipe rotating cylinder 21, are wound on the Grouting Pipe rotating cylinder 21 Metal slip casting hose, 21 left side central portion of Grouting Pipe rotating cylinder are equipped with buckle 22, and the every card of the buckle 22 has slip casting sprinkling irrigation, Slip casting sprinkling irrigation top is equipped with slip casting spray head 24；Grouting vehicle 2 be equipped with second help stop hoe 14 with first help stop uproot 12 work With identical, reliable braking stopping ability capable of capable of being provided under different terrain, the material pump 16 being equipped with can be by storage car 1 On raw material sucking, and raw material is pumped into blender 18, and lasting pressure, the branch being equipped with can be provided for slip casting operation Frame 20, which can hang Grouting Pipe rotating cylinder 21, to provide support force for metal slip casting hose, prevent metal hose from dragging at tunnel bottom It is damaged on face, the Grouting Pipe rotating cylinder 21 being equipped with can store metal slip casting hose when motor-driven, when preparing slip casting operation The metal slip casting hose that suitable length can be released prevents too long metal slip casting hose from mutually winding, and finally results in scene one The phenomenon of piece confusion can not only store slip casting jet pipe 23 equipped with buckle 22, be also able to rotate slip casting jet pipe 23 and drive Grouting Pipe rotating cylinder 21 rotations.

Independent suspension system includes " Z " font cantilever 25,25 one end axis of cantilever connect with 11 the center point of idler wheel, it is described outstanding The car body with storing carrier platform 3 or slip casting carrier platform 13,25 other end bottom surface of cantilever are connect through simultaneously axis in the middle part of arm 25 It is connected with spring 26,26 other end of spring is connected to car body bottom surface；The independent suspension system that each idler wheel 11 is arranged, can Make under the complicated landform of storage car 1 and grouting vehicle 2 in coal mine gallery held stationary state as much as possible, and the independent suspension is adopted Spring 26 is hidden in vehicle body, protects spring 26, extends the service life of independent suspension.

Blender 18 includes first entrance 27 and second entrance 28, and the first entrance 27 is in lower section, the second entrance 28 above first entrance 27, and the first entrance 27 is equipped with metal net mask 29, is socketed with gold on the outside of the metal net mask 29 Belong to pipe 30, the 30 right side top of metal tube opens up hole and is connected to second entrance 28,29 left side of metal net mask 30 caliber of metal tube becomes smaller, and the 30 left side caliber of metal tube changes from small to big, and the 30 left end caliber of metal tube zooms in again；It is mixed For glassware 18 not against additional power-equipment, only relying on material pump 16 can be completed the mixture operation of raw material, in the blender 18 Since with a large amount of hole, No.1 raw material can be refined when spraying from metal net mask 29 on the metal net mask 29 being equipped with, Increase surface area when No.1 raw material is sprayed from metal net mask 29, while No. two raw materials are fallen from above, just with spray one It is dropped on metal net mask 29 again after the contact of number raw material, two kinds of raw materials are iteratively repeated above-mentioned mixed process, it is known that blender 18 Right side is gradually filled with, and 18 right side of blender is gradually filled with rear mixed liquor and starts to flow to the left, but left side blender 18 is managed Diameter starts to attenuate, and mixed liquor is accelerated mixing in the pipeline being tapered, while the flow velocity of mixed liquor is also accelerated, blender 18 left side pipelines become larger again, and accelerated mixed liquor is projected and poured in the slack-off mixed liquor of front flow velocity before, mix It closes liquid and is accelerated mixing again, then the caliber of blender 18 becomes smaller again, and mixed liquor is provided with and answers after being accelerated mixing again Some flow velocitys and pressure.

Pressure sensor 31 is installed on the inside of connection ring 19, single-chip microcontroller 32, the stock are installed in the material pump 16 Machine 16 is built-in with controller 33, and the single-chip microcontroller 32 is electrically connected respectively at pressure sensor 31 and controller 33；Pressure sensing The pressure value real-time monitored is sent to single-chip microcontroller 32 by device 31, and single-chip microcontroller 32 according to pre-set programs there is negative-feedback regu- lation to make With, when pressure value is much smaller than early warning pressure, single-chip microcontroller 32 continues to issue maximum power instruction to 16 controller 33 of material pump, When pressure value is close to early warning pressure, single-chip microcontroller 32 subtracts low power instruction to the sending of controller 33, when pressure value reaches or surpasses When crossing early warning pressure value, single-chip microcontroller 32 issues the instruction for stopping output power to controller 33.

Working principle: before storage car 1 and grouting vehicle 2 can be towed to work surface alone, after reaching work surface, respectively Feed pipe rotating cylinder 9 and Grouting Pipe rotating cylinder 21 are rotated to the metal feed pipe and metal Grouting Pipe for releasing appropriate length, then will be sent Expects pipe both ends are connected to the discharge port 7 of material storing box bottom and the feed inlet 17 of material pump 16, and the both ends of Grouting Pipe are then divided It is not connected to the tail portion of connection ring 19 and slip casting jet pipe 23, after the completion of preparation, two kinds of raw materials is poured into from feed opening 5 respectively Into the material storing box of 6 two sides of demarcation plate, power on after slip casting spray head 24 is filled in inlet well, pressure sensor 31 will be real When monitoring connection ring 19 at pressure value, when being just switched on power supply, pressure herein is zero, according to program single-chip microcontroller 32 to material pump 16 controllers 33 issue the instruction of maximum power, and controller 33 provides corresponding power supply to material pump 16, and material pump 16 will store up Raw material in hopper is sucked out, and is pumped into blender 18, after two kinds of raw materials are sufficiently mixed in blender 18, from blender 18 Interior outflow finally sprays from slip casting spray head 24, when slip casting will be completed, pressure value meeting that pressure sensor 31 monitors Start to increase, when close to early warning pressure value, single-chip microcontroller 32 subtracts low power instruction, stock to the sending of controller 33 according to program Machine 16 reduces power immediately, and when the pressure value that pressure sensor 31 monitors reaches early warning pressure value, single-chip microcontroller 32 is according to pre- If program issues the instruction for stopping output power to controller 33, slip casting is completed, slip casting jet pipe 23 is extracted out, examines slip casting matter Amount, the slip casting again if unqualified, if qualified slip casting is completed, and grouting vehicle 2 and storage car 1 is motor-driven to next coal mine operation Face.

The only preferred embodiment of the utility model, is not intended to limit the utility model, all in the utility model Spirit and principle within made any modification, equivalent replacement or improvement etc., should be included in the protection model of the utility model Within enclosing.

Claims (5)

1. a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine, it is characterised in that: including storage car (1) and grouting vehicle (2), the storage car (1) includes storing carrier platform (3), is equipped with storage tank on the right side of storing carrier platform (3) top surface (4), it is equipped with feed opening (5) at the top of the storage tank (4), is equipped with demarcation plate (6) in the middle part of the storage tank (4), the separation Feed opening (5) and storage tank (4) are divided into two parts for storing two different raw materials, the storage tank (4) by plate (6) Bottom offers a discharge port (7) for connecting feed pipe, installation on the right side of the storage tank (4) in demarcation plate (6) two sides There is push-and-pull of first handrail for staff to draw, trivet (8) be installed on the left of storing carrier platform (3) top surface, Trivet (8) top axle is connected at feed pipe rotating cylinder (9) center, and feed pipe rotating cylinder (9) two sides are mounted on one Rotating handles (10), two sides are wound with two metal feeding tubes respectively on the feed pipe rotating cylinder (9), and the storing carrier is flat Platform (3) bottom surface both side is respectively equipped with an idler wheel (11), and the idler wheel (11) is provided with independent suspension system, the storing carrier It is rotatably equipped with first on the right side of platform (3) bottom surface and helps and stops uprooting (12), staff helps first to stop uprooting (12) and tread in mining site bottom surface Play the role of helping and stop.

2. a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine according to claim 1, it is characterised in that: institute Stating grouting vehicle (2) includes slip casting carrier platform (13), and slip casting carrier platform (13) bottom surface right end is rotatably equipped with second and helps Stop uprooting (14), staff, which helps to stop second uprooting (14) and tread in mining site bottom surface and play the role of helping, to stop, the slip casting carrier platform (13) bottom surface both side is equipped with idler wheel (11), and the idler wheel (11) is provided with independent suspension system, the slip casting carrier platform (13) top surface right end is equipped with the second handrail (15), and the push-and-pull for staff is drawn, slip casting carrier platform (13) top It is equipped with material pump (16) on the right side of Middle face, is respectively provided with a feed inlet (17), institute on the right side of the material pump (16) respectively above and below It states and is respectively provided with a discharge port (7) on the left of material pump (16) respectively above and below, discharge port (7) difference on the left of the material pump (16) The two entrances up and down of blender (18) are connected with, blender (18) left end is equipped with metal winding pipe, the metal winding pipe Left end is socketed with connection ring (19), and the connection ring (19) is fixed at the top of bracket (20), and described bracket (20) is installed on slip casting Carrier platform (13) left end, bracket (20) left side central portion are connected with Grouting Pipe rotating cylinder (21), the Grouting Pipe rotating cylinder (21) On be wound with metal slip casting hose, Grouting Pipe rotating cylinder (21) left side central portion is equipped with buckle (22), in the buckle (22) Card has slip casting jet pipe (23), is equipped with slip casting spray head (24) at the top of the slip casting jet pipe (23).

3. a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine according to claim 1, it is characterised in that: institute Stating independent suspension system includes " Z " font cantilever (25), and described cantilever (25) one end axis connects and idler wheel (11) the center point, described outstanding The car body with storing carrier platform (3) or slip casting carrier platform (13) is connect through simultaneously axis in the middle part of arm (25), the cantilever (25) is another One end bottom surface is connected with spring (26), and spring (26) other end is connected to car body bottom surface.

4. a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine according to claim 2, it is characterised in that: institute Stating blender (18) includes first entrance (27) and second entrance (28), and the first entrance (27) enters in lower section, described second Mouth (28) is above first entrance (27), and the first entrance (27) is equipped with metal net mask (29), the metal net mask (29) Outside is socketed with metal tube (30), and top opens up hole and is connected to second entrance (28), institute on the right side of the metal tube (30) It states metal tube (30) caliber on the left of metal net mask (29) to become smaller, caliber changes from small to big on the left of the metal tube (30), the gold Belong to pipe (30) left end caliber to zoom in again.

5. a kind of coal mine loose crushing top plate surface grout injection consolidation grouting machine according to claim 2, it is characterised in that: institute It states and is equipped with pressure sensor (31) on the inside of connection ring (19), single-chip microcontroller (32), the pump are installed in the material pump (16) Material machine (16) is built-in with controller (33), and the single-chip microcontroller (32) electrically connects respectively at pressure sensor (31) and controller (33) It connects.