Mining narrow slit grouting device

Abstract

The utility model discloses a mining narrow slit grouting device which comprises a grouting base and further comprises a butt joint mechanism, the butt joint mechanism is arranged at the bottom of the grouting base, and the butt joint mechanism comprises a discharging pipe, a sleeve, an inserting groove, a limiting groove, a flat grouting head, a round grouting head, a connecting pipe, a clamping pipe and a clamping block. A discharging pipe is arranged at the discharging end of the grouting base, a sleeve is welded to the periphery of the discharging pipe, a clamping block is inserted into the end of an inserting groove, then a clamping pipe and a connecting pipe are rotated in the direction of a limiting groove, the clamping block enters the limiting groove, then the clamping pipe is loosened, a spring A jacks an end ring to reset and pushes the clamping block to enter the limiting groove, and locking butt joint at the joint is completed. Through the grouting head of a special structure and cooperation of the rapid butt joint assembly, rapid replacement of the grouting head can be achieved, the grouting head can be selected according to the gap specification, different grouting requirements are met, the grouting efficiency is improved, and the construction convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining equipment technical field, especially relates to mining narrow slit grouting device. BACKGROUND

[0002] Mine grouting technology is a kind of technology widely used in mine engineering, mainly used for reinforcing shaft lining, plugging water flow, preventing stratum collapse etc., and its basic principle is to inject specific slurry into stratum or shaft lining, so that it enhances the stability and bearing capacity of stratum after solidification, and grouting material is usually composed of cement, sand, water and other additives, with good fluidity and solidification performance, mine grouting technology is a common underground crack treatment technology, and is widely used.

[0003] The existing mine grouting equipment has the following disadvantages when in use: long crack is a common type of mine underground and shaft lining crack, the traditional grouting mode of embedding grouting pipe after punching has low grouting efficiency, and the grouting pipe mode is single, and the construction process is cumbersome, therefore, the utility model provides mining narrow slit grouting device. UTILITY MODEL CONTENT

[0004] The utility model discloses a mining narrow slit grouting device, adopts docking mechanism, can replace grouting head quickly, adjusts flexibly according to different use demands, improves grouting efficiency and construction convenience, and can be equipped with auxiliary components when needed, realizes the quick adjustment of grouting part, and can effectively solve the problems in the background art.

[0005] To achieve the above object, the utility model takes the technical scheme that:

[0006] Mining narrow slit grouting device, including grouting seat, still including docking mechanism, the grouting seat bottom is provided with docking mechanism, the docking mechanism includes discharge pipe, sleeve pipe, slot, limit slot, flat grouting head, circular grouting head, connecting pipe, clamping pipe and clamping block, the grouting seat discharge end is provided with discharge pipe and the discharge pipe periphery is welded with sleeve pipe, the sleeve pipe surface is seted up with the slot and the sleeve pipe surface is seted up with the limit slot that is linked with the slot inside close to the slot position, the flat grouting head and circular grouting head feeding end are all provided with connecting pipe and the connecting pipe periphery is all welded with clamping pipe, the clamping pipe inner wall is integrally formed with the clamping block that corresponds with the slot position.

[0007] Further, an auxiliary mechanism is also included, the periphery of the grouting seat is provided with an auxiliary mechanism, the auxiliary mechanism includes a positioning plate, a sliding groove, a spring B, a pressing plate and a lifting rod, the inside of the positioning plate is provided with a sliding groove and is connected with the grouting seat through the sliding groove, the both sides of the surface of the grouting seat are provided with the spring B and are movably connected with the pressing plate which is attached to the top of the positioning plate through the spring B, and the top of the pressing plate is welded with the lifting rod; when the grouting treatment is carried out on the regular long strip-shaped crack in the well, the positioning plate assembly can be installed along the both sides of the crack, the grouting seat is inserted into the position between the inside of the positioning plate after the positioning plate is fixed, under the normal use condition, the pressing plate is attached to the surface of the positioning plate under the elastic force of the spring B, and then the grouting seat is fixed at the appropriate position on the surface of the positioning plate for the grouting treatment, when the grouting position needs to be adjusted along the crack, the pressing plate is only lifted to separate the bottom end thereof from the positioning plate, and then the grouting seat can be adjusted by sliding along the positioning plate, the grouting head is driven to move along the inside of the crack, the pressing plate is loosened after reaching the appropriate position, the pressing plate is attached to the positioning plate under the action of the spring B, and the grouting position can be fixed, during the grouting treatment, the grouting position can be conveniently adjusted, and the device is especially suitable for the regular long strip-shaped crack and does not need to install multiple grouting pipelines, and the construction convenience is improved.

[0008] Further, the periphery of the sleeve is fixedly connected with the spring A and movably connected with the end ring through the spring A, and the end of the end ring is attached to the end of the clamping pipe; after the sleeve and the clamping pipe are butt-jointed, the spring A drives the end ring to abut against the clamping pipe, the position of the clamping pipe is kept, and the clamping block in the inner wall of the clamping pipe is kept in the position in the limiting groove.

[0009] Further, the top of the grouting seat is fixedly connected with the feeding pipe, and the bottom end of the feeding pipe is connected with the discharging pipe; the feeding pipe can be connected with the external feeding equipment to supply the slurry.

[0010] Further, the inside of the positioning plate is provided with the positioning hole at the side position, and the both sides of the surface of the grouting seat are welded with the insertion plate which is inserted into the sliding groove; the position of the positioning plate is fixed through the positioning hole, the insertion plate is inserted into the insertion groove, the position of the grouting seat can be positioned and conveniently adjusted.

[0011] Further, the bottom of the pressing plate is bonded with the rubber strip which is located at the connecting position between the pressing plate and the surface of the positioning plate, and the both sides of the top of the pressing plate are welded with the limiting rod which penetrates through the inside of the spring B; the rubber strip increases the friction force of the connecting position, the position of the grouting seat is fixed more stably, and the limiting rod structure can limit the pressing plate to move only in the vertical direction.

[0012] Compared with the prior art, the utility model have following beneficial effect: the grouting seat bottom is equipped with the delivery pipe and sleeve pipe structure, in addition to the conventional round grouting head still designs the flat grouting head suitable for narrow slit, compared with the round grouting head, the flat grouting head its discharge end is narrower, it is convenient to insert inside narrow slit, all kinds of grouting head end part are equipped with connecting pipe and engaging pipe, when carrying out butt joint, the clamping block of engaging pipe inner wall is aligned with the end part of sleeve pipe surface slot, then extrude to the sleeve pipe side, make spring A be compressed, end ring moves, after clamping block inserts to the end part of slot, rotate engaging pipe and connecting pipe to the direction of limit slot, make clamping block enter limit slot inside, then loosen engaging pipe, spring A jolt end ring reset and push clamping block into limit slot inside, connecting pipe insert to the inside of delivery pipe at this time, complete the locking butt joint of joint, when disassembling, resist engaging pipe and reverse rotation can remove, through the special structure grouting head and cooperate quick butt joint assembly, can realize the quick replacement of grouting head, and according to the gap specification is selected, satisfy different grouting demand, compared with single round grouting head, can improve grouting efficiency, improve construction convenience, when carrying out grouting treatment to the regular long strip crack in pit, can along the both sides of crack install positioning plate assembly, after positioning plate fixed, insert grouting seat between the inside position of positioning plate, under normal use state, the pressing plate is adhered to the positioning plate surface under the action of spring B, then grouting seat is fixed on the positioning plate surface suitable position and carries out grouting treatment, when needing along the crack adjustment grouting position, only need to lift the pressing plate to make its bottom end separate from the positioning plate, along the positioning plate between slip adjustment grouting seat, drive grouting head along the inside of crack and move, after releasing the pressing plate, spring B jolt pressing plate adheres to the positioning plate, can fixed grouting position, when grouting treatment, can conveniently adjust grouting position, especially suitable for long strip regular crack, need not install multiple grouting pipeline, improve construction convenience. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is whole structure schematic diagram of mine narrow slit grouting device of the utility model.

[0014] Figure 2 It is grouting seat side edge structure schematic diagram of mine narrow slit grouting device of the utility model.

[0015] Figure 3 It is delivery pipe and connecting pipe structure schematic diagram of mine narrow slit grouting device of the utility model.

[0016] Figure 4 It is delivery pipe outer wall slot and limit slot structure schematic diagram of mine narrow slit grouting device of the utility model.

[0017] In the diagram: 1. Grouting seat; 2. Docking mechanism; 201. Feed pipe; 202. Discharge pipe; 203. Sleeve; 204. Slot; 205. Limiting groove; 206. Spring A; 207. End ring; 208. Flat grouting head; 209. Circular grouting head; 210. Connecting pipe; 211. Locking pipe; 212. Locking block; 3. Auxiliary mechanism; 301. Positioning plate; 302. Slide groove; 303. Positioning hole; 304. Insert plate; 305. Spring B; 306. Pressure plate; 307. Limiting rod; 308. Rubber strip; 309. Lifting rod. Detailed Implementation

[0018] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0019] like Figures 1-4 As shown, a narrow-slot grouting device for mining includes a grouting base 1 and a docking mechanism 2. The grouting base 1 is provided with a docking mechanism 2 at its bottom. The docking mechanism 2 includes a discharge pipe 202, a sleeve 203, a slot 204, a limiting groove 205, a flat grouting head 208, a circular grouting head 209, a connecting pipe 210, a locking pipe 211, and a locking block 212. The discharge end of the grouting base 1 is provided with a discharge pipe 202, and a sleeve 203 is welded to the outer periphery of the discharge pipe 202. The surface of the sleeve 203 is provided with a slot 204, and a limiting groove 205 communicating with the inside of the slot 204 is provided on the surface of the sleeve 203 near the slot 204. The feed ends of the flat grouting head 208 and the circular grouting head 209 are both provided with a connecting pipe 210, and a locking pipe 211 is welded to the outer periphery of the connecting pipe 210. The inner wall of the locking pipe 211 is integrally formed with a locking block 212 corresponding to the position of the slot 204.

[0020] Wherein, still include auxiliary mechanism 3, the outer periphery of grouting seat 1 is provided with auxiliary mechanism 3, the auxiliary mechanism 3 includes positioning plate 301, sliding slot 302, spring B 305, pressing plate 306 and lifting rod 309, the inside of positioning plate 301 is provided with sliding slot 302 and is connected with grouting seat 1 through sliding slot 302, grouting seat 1 surface both sides are equipped with spring B 305 and are movably connected with the pressing plate 306 that is attached to the top of positioning plate 301 through spring B 305, the top of pressing plate 306 is welded with lifting rod 309;When the regular long crack in the well is grouted, the positioning plate 301 component can be installed along the two sides of the crack, after positioning plate 301 is fixed, grouting seat 1 is inserted into the position between the inside of positioning plate 301, under normal use condition, pressing plate 306 is attached to the surface of positioning plate 301 under the action of spring B 305, and then grouting seat 1 is fixed at the appropriate position on the surface of positioning plate 301 and is grouted, when the grouting position needs to be adjusted along the crack, just lift pressing plate 306 to make its bottom end separate from positioning plate 301, grouting seat 1 can be adjusted along positioning plate 301, and the grouting head is moved along the inside of the crack, after the appropriate position is reached, pressing plate 306 is loosened, spring B 305 drives pressing plate 306 to attach to positioning plate 301, and the grouting position can be fixed, when grouting, the grouting position can be conveniently adjusted, especially suitable for long regular cracks, without installing multiple grouting pipelines, improve the convenience of construction.

[0021] Wherein, the outer periphery of sleeve 203 is fixedly connected with spring A 206 and movably connected with end ring 207 through spring A 206, the end of end ring 207 is attached to the end of clamping pipe 211, the top of grouting seat 1 is fixedly connected with feed pipe 201, and the bottom end of feed pipe 201 is connected with discharge pipe 202;When the butt joint of sleeve 203 and clamping pipe 211 is completed, spring A 206 drives end ring 207 to abut against clamping pipe 211, keeps the position of clamping pipe 211 inner wall clamping block 212 in limiting groove 205, and then fixes the position of clamping pipe 211, through feed pipe 201, external feeding equipment can be connected to supply slurry.

[0022] The inside side position of the positioning plate 301 is provided with a positioning hole 303, the both sides of the surface of the grouting seat 1 are welded with an insertion plate 304 inserted into the inside of the sliding groove 302, the bottom of the pressing plate 306 is bonded with a rubber strip 308 and the rubber strip 308 is located between the surface of the pressing plate 306 and the surface of the positioning plate 301, the both sides of the top of the pressing plate 306 are welded with a limiting rod 307 penetrating through the inside of the spring B 305, the position of the positioning plate 301 is fixed through the positioning hole 303, the insertion plate 304 is inserted into the inside of the insertion groove 204, the position of the grouting seat 1 can be positioned and conveniently adjusted, the rubber strip 308 increases the friction of the connecting position, the position of the grouting seat 1 is more stable, and the limiting rod 307 can limit the pressing plate 306 to move in the vertical direction.

[0023] It needs to be explained that the utility model is narrow seam grouting device for mine, when using, the grouting seat 1 bottom is equipped with the structure of discharge pipe 202 and sleeve pipe 203, in addition to the conventional round grouting head 209 still designs the flat grouting head 208 suitable for narrow seam, compared with the round grouting head 209, the flat grouting head 208 its discharge end is narrower, it is convenient to insert inside narrow seam, all kinds of grouting head end part are equipped with connecting pipe 210 and clamping pipe 211, when carrying out butt joint, the clamping block 212 of the inner wall of clamping pipe 211 is aligned with the end part of the slot 204 of sleeve pipe 203 surface, then extrude to the side of sleeve pipe 203, make spring A 206 be compressed, end ring 207 moves, clamping block 212 inserts to the end part of slot 204 and then rotates clamping pipe 211 and connecting pipe 210 to the direction of limiting slot 205, make clamping block 212 enter inside limiting slot 205, then loosen clamping pipe 211, spring A 206 jolt end ring 207 reset and push clamping block 212 to enter inside limiting slot 205, at this time, connecting pipe 210 is inserted to inside discharge pipe 202, completes the locking butt joint of joint, when disassembling, resist and rotate clamping pipe 211 in reverse direction can be removed, through the grouting head of special structure and cooperate with quick butt joint assembly, can realize the quick replacement of grouting head, and according to the gap specification is selected, satisfies different grouting demand, compared with single round grouting head 209, can improve grouting efficiency, improve construction convenience;When grouting treatment is carried out to the regular long crack in the pit, can install positioning plate 301 assembly along the both sides of the crack, after positioning plate 301 is fixed, grouting seat 1 is inserted to the position between inside positioning plate 301, under normal use state, pressing plate 306 is attached to the surface of positioning plate 301 under the action of spring B 305, then grouting seat 1 is fixed on the surface of positioning plate 301 suitable position and grouting treatment is carried out, when needing to adjust grouting position along the crack, just lift pressing plate 306 to make its bottom end separate from positioning plate 301, along the slip adjustment grouting seat 1 between positioning plate 301, drive grouting head to move along the inside of crack, after releasing pressing plate 306, spring B 305 jolt pressing plate 306 and attach positioning plate 301, grouting position can be fixed, when grouting treatment, can conveniently adjust grouting position, especially suitable for regular long crack, need not install multiple grouting pipeline, improve construction convenience.

[0024] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A narrow-slot grouting device for mining, comprising a grouting seat (1), characterized in that, It also includes a docking mechanism (2). The bottom of the grouting seat (1) is provided with a docking mechanism (2). The docking mechanism (2) includes a discharge pipe (202), a sleeve (203), a slot (204), a limiting groove (205), a flat grouting head (208), a circular grouting head (209), a connecting pipe (210), a locking pipe (211), and a locking block (212). The discharge end of the grouting seat (1) is provided with a discharge pipe (202), and a sleeve (203) is welded to the outer periphery of the discharge pipe (202). The sleeve (203) has a slot (204) on its surface and a limiting groove (205) that communicates with the inside of the slot (204) is provided on the surface of the sleeve (203) near the slot (204). The flat grouting head (208) and the circular grouting head (209) are both provided with connecting pipes (210) at their feed ends and locking pipes (211) are welded to the outer periphery of the connecting pipes (210). The locking pipe (211) has a locking block (212) integrally formed on its inner wall that corresponds to the position of the slot (204).

2. The narrow-slot grouting device for mining according to claim 1, characterized in that: It also includes an auxiliary mechanism (3). The auxiliary mechanism (3) is provided on the outer periphery of the grouting seat (1). The auxiliary mechanism (3) includes a positioning plate (301), a sliding groove (302), a spring B (305), a pressure plate (306), and a lifting rod (309). The positioning plate (301) has a sliding groove (302) inside and is connected to the grouting seat (1) through the sliding groove (302). Springs B (305) are installed on both sides of the surface of the grouting seat (1), and a pressure plate (306) is movably connected to the top of the positioning plate (301) through the springs B (305). A lifting rod (309) is welded to the top of the pressure plate (306).

3. The narrow-slot grouting device for mining according to claim 1, characterized in that: A spring A (206) is fixedly connected to the outer periphery of the sleeve (203), and an end ring (207) is movably connected to the spring A (206). The end of the end ring (207) is attached to the end of the locking tube (211).

4. The narrow-slot grouting device for mining according to claim 1, characterized in that: The top of the grouting seat (1) is fixedly connected to the feed pipe (201), and the bottom end of the feed pipe (201) is connected to the discharge pipe (202).

5. The narrow-slot grouting device for mining according to claim 2, characterized in that: The positioning plate (301) has positioning holes (303) on its inner side, and the grouting seat (1) has insert plates (304) welded to both sides of its surface to be inserted into the slid (302).

6. The narrow-slot grouting device for mining according to claim 2, characterized in that: The bottom of each pressure plate (306) is glued with an adhesive strip (308), and the adhesive strip (308) is located at the connection between the pressure plate (306) and the surface of the positioning plate (301). The top two sides of each pressure plate (306) are welded with a limiting rod (307) that penetrates the inside of the spring B (305).

Images