CN217151897U - Coal seam floor crack drilling and grouting device - Google Patents

Abstract

The utility model discloses a coal seam floor crack drilling and grouting device, which comprises a contact plate, wherein supporting components are respectively arranged at four corner positions at the bottom of the contact plate, a pouring component is fixedly arranged at the bottom of the contact plate and is communicated with the top of the contact plate, a vacuumizing component is arranged at one side of the bottom of the contact plate and is communicated with the top of the contact plate, a piston rod drives a piston plate to reciprocate in an exhaust tube, air in a drilled hole is exhausted, the pressure in the drilled hole is smaller than the external gas pressure, the internal part of the drilled hole is connected with the space of a concrete tank into a whole, so that the internal part of the concrete tank has smaller pressure, the external gas can gush into the concrete tank, the gas can extrude a flat plate, slurry in the concrete tank enters the drilled hole, and the position of the drilled hole is filled, therefore, when the drill hole is filled, air cannot influence the slurry filling drill hole.

Description

Coal seam floor crack drilling and grouting device

Technical Field

The utility model belongs to the technical field of the crack is filled relatively, concretely relates to coal seam bottom plate crack is beaten and is bored slip casting device.

Background

In the existing crack drilling and filling treatment process, during grouting, air in a drill hole influences filling, and therefore the coal seam floor crack drilling and grouting device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal seam bottom plate crack is beaten and is bored slip casting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal seam bottom plate crack slip casting device that drills, includes the contact plate, supporting component is all installed to four corner positions in the bottom of contact plate, the bottom fixed mounting of contact plate has the watering subassembly, and the top UNICOM of watering subassembly and contact plate, the subassembly of managing to find time is installed to the bottom of contact plate and the one side that is located the watering subassembly, and manages to find time the top UNICOM of subassembly and contact plate.

Preferably, the top of contact board is fixed with the sealing washer, and the sealing washer adopts soft silica gel material to make and be rectangular frame shape.

Preferably, the supporting component comprises a threaded cylinder and a supporting base plate, the bottom of the contact plate is fixedly provided with the threaded cylinder, the internal thread of the threaded cylinder is connected with a threaded column, the threaded column is located at one end of the outer portion of the threaded cylinder and fixedly connected with the supporting base, and the bottom of the supporting base is rotatably connected with the supporting base plate.

Preferably, the watering subassembly includes concrete tank and intercommunication valve, the bottom fixed mounting of contact plate has the concrete tank, and runs through between the top of concrete tank and the contact plate and have logical groove, the fixed UNICOM in one side of concrete tank has communicating pipe, and through intercommunication valve control UNICOM between communicating pipe and the concrete tank, the inside sliding connection of concrete tank has the flat board, and the fixed UNICOM in bottom of concrete tank has the pneumatic valve.

Preferably, the concrete tank is made of transparent materials with high strength, and the outside of the concrete tank is marked with a graduated scale.

Preferably, the subassembly of managing to find time includes pump bowl and check valve, the bottom of contact plate and the one side fixed mounting that is located the concrete tank have the pump bowl, and run through between the top of pump bowl and the contact plate and have logical groove, the fixed UNICOM in one side of pump bowl has the aiutage, the check valve is all installed with contact plate intercommunication department and pump bowl and aiutage intercommunication department to the pump bowl, the inside sliding connection of pump bowl has the piston board, piston board bottom fixed mounting has the piston rod, and the piston rod is located the outside one end fixed mounting of pump bowl has the handle.

Compared with the prior art, the utility model provides a coal seam floor crack is bored slip casting device possesses following beneficial effect:

firstly, the utility model drives the piston plate to reciprocate in the air exhaust tube through the piston rod, when the piston rod moves to the outside in the air exhaust tube, the air in the drill hole can be sucked into the air exhaust tube through the one-way valve by the air exhaust tube, when the piston rod moves to the outside in the air exhaust tube, the piston plate can extrude the air and discharge the air from the inside of the air exhaust tube through the one-way valve, the air in the drill hole can be discharged in this way, the pressure in the drill hole is smaller than the external air pressure, the air valve is opened, because the interior of the drill hole is connected with the space of the concrete tank into a whole, the pressure in the concrete tank is smaller, the external air can flow into the interior of the concrete tank, the air can extrude the flat plate, and the flat plate drives the slurry in the concrete tank to enter the interior of the drill hole, thereby realizing the filling of the position of the drill hole, the gas inside the borehole was evacuated first so that the air could not have an effect on the slurry filling the borehole while the borehole was being filled.

Two, the utility model discloses a concrete tank adopts the higher transparent material of intensity to make, and the outside mark of concrete tank has the scale, is convenient for observe what of the capacity of drilling.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a coal seam floor crack drilling and grouting device provided by the utility model;

fig. 2 is a schematic structural view of the support assembly of the present invention;

FIG. 3 is a schematic view of the irrigation assembly of the present invention;

fig. 4 is a schematic structural view of the evacuation assembly of the present invention;

in the figure: 1. a contact plate; 2. a seal ring; 3. a support assembly; 301. a threaded barrel; 302. a threaded post; 303. a support base; 304. a support base plate; 4. a watering assembly; 401. a concrete tank; 402. a communicating pipe; 403. a communication valve; 404. a flat plate; 405. an air valve; 5. an evacuation assembly; 501. an air pumping cylinder; 502. an exhaust funnel; 503. a one-way valve; 504. a piston plate; 505. a piston rod; 506. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the technical solution of the present invention includes a contact plate 1, a supporting component 3 is installed at four corner positions of the bottom of the contact plate 1, a watering component 4 is fixedly installed at the bottom of the contact plate 1, the watering component 4 is communicated with the top of the contact plate 1, a vacuum pumping component 5 is installed at one side of the watering component 4 at the bottom of the contact plate 1, and the vacuum pumping component 5 is communicated with the top of the contact plate 1.

Further, the top fixed mounting of contact plate 1 has sealing washer 2, and sealing washer 2 adopts soft silica gel material to make and be rectangular frame shape, when contact plate 1 and drilling position contact, keeps encapsulated situation between contact plate 1 and the coal seam bottom plate drilling position through sealing washer 2.

Further, the supporting component 3 comprises a thread cylinder 301 and a supporting bottom plate 304, the bottom of the contact plate 1 is fixedly provided with the thread cylinder 301, the internal thread of the thread cylinder 301 is connected with a thread column 302, the thread column 302 is located at one end outside the thread cylinder 301 and fixedly connected with a supporting base 303, the bottom of the supporting base 303 is rotatably connected with the supporting bottom plate 304, the supporting component 3 is placed on the ground, the supporting base 303 is rotated, the thread column 302 and the thread cylinder 301 are rotated in a thread mode, the thread column 302 is withdrawn from the inside of the thread cylinder 301, the thread cylinder 301 drives the contact plate 1 to move upwards, the contact plate 1 and a sealing ring 2 completely cover the coal bottom layer drilling position, in the process of continuously separating the thread column 302 from the thread cylinder 301, the sealing ring 2 is reduced, and the contact plate 1 and the coal bottom layer drilling position are kept in an absolute sealing state.

Further, watering subassembly 4 includes concrete tank 401 and intercommunication valve 403, and the bottom fixed mounting of contact plate 1 has concrete tank 401, and it has logical groove to run through between concrete tank 401's top and the contact plate 1, and concrete tank 401's one side is fixed to be linked together has communicating pipe 402, and passes through intercommunication valve 403 control UNICOM between communicating pipe 402 and the concrete tank 401, concrete tank 401's inside sliding connection has dull and stereotyped 404, and concrete tank 401's bottom is fixed to be linked together has pneumatic valve 405, opens intercommunication valve 403 and closes pneumatic valve 405, pours into the packing slurry into to concrete tank 401's inside through communicating pipe 402, and the slurry all drops on dull and stereotyped 404.

Further, concrete tank 401 adopts the higher transparent material of intensity to make, and concrete tank 401's the outside mark has the scale, is convenient for observe the volume of drilling how much.

Further, the evacuation assembly 5 includes an air pump 501 and a one-way valve 503, the air pump 501 is fixedly installed at the bottom of the contact plate 1 and located at one side of the concrete tank 401, a through groove penetrates through the top of the air pump 501 and the contact plate 1, an air pump 502 is fixedly communicated at one side of the air pump 501, the one-way valve 503 is installed at the communication position of the air pump 501 and the contact plate 1 and the communication position of the air pump 501 and the air pump 502, a piston plate 504 is slidably connected inside the air pump 501, a piston rod 505 is fixedly installed at the bottom of the piston plate 504, a handle 506 is fixedly installed at one end of the piston rod 505 located outside the air pump 501, a constructor pulls the handle 506 uninterruptedly to make the piston rod 505 drive the piston plate 504 to reciprocate inside the air pump 501, when the piston rod 505 moves outside inside the air pump 501, the air pump 501 sucks the air inside the bore into the air pump 501 through the one-way valve 503, when the piston rod 505 moves to the outside inside the suction cylinder 501, the piston plate 505 presses air and the air is exhausted from the inside of the exhaust cylinder 502 through the check valve 503, thereby exhausting the air inside the drill hole.

The working principle is as follows:

opening a communication valve 403 and closing an air valve 405, injecting filling slurry into the concrete tank 401 through a communication pipe 402, enabling the slurry to fall on a flat plate 404, and closing the communication valve 403 after the slurry is completely injected into the concrete tank 401;

the constructor pulls the handle 506 uninterruptedly, so that the piston rod 505 drives the piston plate 504 to reciprocate in the air suction cylinder 501, when the piston rod 505 moves to the outside in the air suction cylinder 501, the air in the drill hole is sucked into the air suction cylinder 501 through the one-way valve 503 by the air suction cylinder 501, when the piston rod 505 moves to the outside in the air suction cylinder 501, the piston plate 505 extrudes the air and discharges the air from the inside of the air discharge cylinder 502 through the one-way valve 503, the air in the drill hole is discharged by the method, and the pressure in the drill hole is lower than the external air pressure;

when the constructor is difficult to pull handle 506, open pneumatic valve 405, because the inside and concrete tank 401 space of drilling links as an organic whole, therefore the inside pressure of concrete tank 401 is less, and outside gas can gush into to concrete tank 401 is inside, and at this in-process, gas can be with extrusion flat board 404 to make flat board 404 drive the inside slurry of concrete tank 401 and get into the inside of drilling, with this packing to the drilling position of realization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a coal seam floor crack is beaten and is bored slip casting device, includes contact plate (1), its characterized in that: supporting component (3) are all installed to four corner positions in bottom of contact plate (1), the bottom fixed mounting of contact plate (1) has watering subassembly (4), and the top UNICOM of watering subassembly (4) and contact plate (1), the bottom of contact plate (1) is located one side of watering subassembly (4) and is installed and manage to find time subassembly (5), and manages to find time the top UNICOM of subassembly (5) and contact plate (1).

2. The device of claim 1 for drilling and grouting coal seam floor cracks, characterized in that: the top fixed mounting of contact board (1) has sealing washer (2), and sealing washer (2) adopt soft silica gel material to make and be rectangular frame shape.

3. The device of claim 1 for drilling and grouting coal seam floor cracks, characterized in that: supporting component (3) include a screw thread section of thick bamboo (301) and supporting baseplate (304), the bottom fixed mounting of contact plate (1) has a screw thread section of thick bamboo (301), the internal thread of a screw thread section of thick bamboo (301) is connected with screw thread post (302), and screw thread post (302) are located a screw thread section of thick bamboo (301) outside one end fixedly connected with support base (303), the bottom of supporting base (303) is rotated and is connected with supporting baseplate (304).

4. The device of claim 1 for drilling and grouting coal seam floor cracks, characterized in that: watering subassembly (4) are including concrete tank (401) and intercommunication valve (403), the bottom fixed mounting of contact plate (1) has concrete tank (401), and runs through between the top of concrete tank (401) and contact plate (1) and have logical groove, the fixed UNICOM in one side of concrete tank (401) has communicating pipe (402), and controls the UNICOM through intercommunication valve (403) between communicating pipe (402) and concrete tank (401), the inside sliding connection of concrete tank (401) has flat board (404), and the fixed UNICOM in bottom of concrete tank (401) has pneumatic valve (405).

5. The device of claim 4, wherein: concrete tank (401) adopt the higher transparent material of intensity to make, and the outside mark of concrete tank (401) has the scale.

6. The device of claim 4, wherein: the utility model discloses a concrete pump, including evacuating cylinder (501) and check valve (503), evacuating assembly (5), the bottom of contact plate (1) and the one side fixed mounting who is located concrete tank (401) have evacuating cylinder (501), and it has logical groove to run through between the top of evacuating cylinder (501) and contact plate (1), one side fixed communication of evacuating cylinder (501) has exhaust stack (502), evacuating cylinder (501) and contact plate (1) intercommunication department and evacuating cylinder (501) and exhaust stack (502) intercommunication department all install check valve (503), the inside sliding connection of evacuating cylinder (501) has piston plate (504), piston plate (504) bottom fixed mounting has piston rod (505), and piston rod (505) are located evacuating cylinder (501) outside one end fixed mounting and have handle (506).

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