CN216277702U

CN216277702U - Rock-socketed drill bit for mixer pile

Info

Publication number: CN216277702U
Application number: CN202122778992.9U
Authority: CN
Inventors: 高锡奎; 王波; 高振伟
Original assignee: Guangdong Dehong Construction Engineering Co ltd
Current assignee: Guangdong Dehong Construction Engineering Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-12
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an embedded rock drill bit for a mixer pile, which relates to the technical field of drill bits and comprises a mixer pile body and an embedded rock drill bit body, wherein the bottom of the mixer pile body is fixedly connected with an installation block, the bottom of the installation block is provided with an installation groove, the top of the embedded rock drill bit body is fixedly connected with a fixed block which is in sliding fit with the installation groove, the top of the periphery of the fixed block is fixedly connected with a fixed ring which surrounds the fixed block, the inner wall of the periphery of the installation groove is provided with a limit groove, the inner wall of one side of the limit groove is fixedly connected with a plurality of limit springs which are distributed at equal intervals, one end of each limit spring is fixedly connected with a limit block which is in sliding fit with the limit groove, the limit blocks are in contact with the fixed block, and the tops of the limit blocks are in contact with the bottoms of the fixed ring. The utility model can facilitate the disassembly between the rock-socketed drill bit body and the mixer pile body, and realize the effect of facilitating the maintenance of workers.

Description

Rock-socketed drill bit for mixer pile

Technical Field

The utility model relates to the technical field of drill bits, in particular to a rock-socketed drill bit for a mixer pile.

Background

The drill bit is the primary tool for breaking rock during drilling, the borehole is formed by the drill bit breaking rock, a borehole is formed well or well, the length of time it takes, besides being related to the characteristics of the rock of the formation being drilled and the properties of the drill bit itself, is related to the degree of mutual matching between the drill bit and the formation, where rock-socketed drill bits are used for mixer piles.

Among the prior art, an embedded rock drill bit for mixer pile generally includes mixer pile body, and there is an embedded rock drill bit body bottom the mixer pile body through screw fixedly connected with.

However, the rock-socketed drill bit for the mixer pile needs frequent maintenance and repair due to frequent rigid collision, and the rock-socketed drill bit body fixedly connected through the screws is inconvenient for workers to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a rock-socketed drill bit for a mixer pile. The advantages are that: can make convenient to detach between rock-socketed drill bit body and the mixer pile body, realize the effect that the staff of being convenient for overhauls it.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an embedded rock drill bit for mixer pile, includes mixer pile body and embedded rock drill bit body, mixer pile body bottom fixedly connected with installation piece, the mounting groove has been seted up to installation piece bottom, embedded rock drill bit body top fixedly connected with forms sliding fit's fixed block with the mounting groove, fixed block top fixedly connected with encircles the solid fixed ring of fixed block all around, the spacing groove has all been seted up to the inner wall all around of mounting groove, the spacing spring that a plurality of equidistance of spacing groove one side inner wall fixedly connected with distributed, the one end fixedly connected with and the spacing groove of spacing spring form sliding fit's stopper, what the stopper touched mutually with the fixed block, the top of stopper touched mutually with solid fixed ring bottom, one side fixedly connected with disassembly body that the fixed block was kept away from to the stopper.

Through the technical scheme: when the installation inlays rock drill bit body, operation disassembly body, remove the stopper to both sides, the stopper can extrude spacing spring at the displacement of spacing inslot, spacing spring can possess elasticity this moment, then insert the mounting groove with the fixed block in, after the fixed block is installed, when solid fixed ring is in the stopper top promptly, loosen disassembly body, the stopper can tightly support the fixed block under the spring action of spacing spring this moment, and carry on spacingly to solid fixed ring, when needs are dismantled, operation disassembly body and make stopper and fixed block and solid fixed ring take place to break away from can, the realization is convenient for the staff to its effect of overhauing.

The utility model is further arranged in such a way that one side of the limiting block, which is close to the bottom of the fixed block, is obliquely arranged, and the higher end of the limiting block faces the fixed block.

Through the technical scheme: the limiting block is obliquely arranged, so that the contact surface between the bottom of the limiting block and the fixing ring is an inclined surface, and the fixing block can be conveniently installed.

The utility model is further arranged in that the dismounting mechanism comprises a pull rod, the peripheral outer walls of the mounting blocks are respectively provided with a pull hole extending to the inner wall of the limiting groove, the pull holes and the pull rod form sliding fit, and one end of the pull rod is fixedly connected with one side of the limiting block far away from the fixing block.

Through the technical scheme: when the rock-socketed drill bit body is installed, the pull rod is pulled, and the displacement of the pull rod in the pull hole enables the limiting block to face the direction away from the fixing block, so that the rock-socketed drill bit body is convenient to install.

The utility model is further set that a moving groove is formed in the inner wall of the top of the mounting groove, extrusion grooves are formed in the inner walls of the two sides of the moving groove, extrusion springs are fixedly connected to the inner walls of the two ends of each extrusion groove, extrusion blocks in sliding fit with the extrusion grooves are fixedly connected to the opposite ends of the two extrusion springs, extrusion rods in sliding fit with the inner walls of the moving grooves are hinged to the bottoms of the extrusion blocks, the same extrusion plate in sliding fit with the mounting groove is hinged between the bottoms of the two extrusion rods, and the extrusion plates touch the tops of the fixed blocks.

Through the technical scheme: when the fixed block was at the mounting groove displacement, the top of fixed block can extrude the stripper plate, and the displacement of stripper plate can make the stripper bar at the shifting chute displacement, and the displacement of stripper bar can force the stripper bar to take place the displacement at the stripper groove, and the displacement of stripper bar can extrude the extrusion spring, and the reaction force of extrusion spring can cooperate the stopper to make the fixed block fixed stable, avoids the rock-socketed drill bit body to drop.

The utility model is further provided that one end of the mounting block is provided with a through hole, the bottom of one end of the fixing block is provided with a connector, and the inner wall of the through hole and the inner wall of the connector are connected with a same connecting plate in a sliding manner.

Through the technical scheme: after the fixed block is placed, the connecting plate is inserted into the through hole and the connecting port, the connecting plate can further limit the fixed block, and the rock-socketed drill bit body can be fixed and stable.

The utility model is further arranged in that a locking groove is formed in the inner wall of the top of the through hole positioned at one end of the mounting block, a plurality of locking springs distributed at equal intervals are fixedly connected to the inner wall of the top of the locking groove, a locking plate in sliding fit with the locking groove is fixedly connected to one end of the bottom of each locking spring, and fastening grooves in sliding fit with the locking plates are formed in both ends of the top of the connecting plate.

Through the technical scheme: when placing the connecting plate, upwards lift up the locking plate, the displacement of locking plate in the locking inslot can compress locking spring, and locking spring possesses elasticity this moment, and after the connecting plate was installed, unclamp the locking plate, the locking plate can be in locking spring's effort gliding to fastening inslot, can further fix stably to the fixed block.

The utility model is further provided that the bottom of one side of the connecting plate, which is far away from the fixed block, is fixedly connected with a pull ring.

Through the technical scheme: due to the arrangement of the pull ring, the locking plate can be conveniently moved by a worker, and the effect that the worker can conveniently overhaul the locking plate is achieved.

The utility model has the beneficial effects that:

1. this an embedded rock drill bit for mixer stake, when the installation embedded rock drill bit body, operation disassembly body, remove the stopper to both sides, the stopper can extrude spacing spring at the displacement of spacing inslot, spacing spring can possess elasticity this moment, then insert the mounting groove with the fixed block in, after the fixed block is installed, when solid fixed ring is in the stopper top promptly, loosen disassembly body, the stopper can tightly support the fixed block under spacing spring's elastic force effect this moment, and spacing to solid fixed ring, when needs are dismantled, operation disassembly body and make stopper and fixed block and solid fixed ring take place to break away from can, realize the effect that the staff of being convenient for overhauld it.

2. This an inlay rock drill bit for mixer stake, when the installation inlays the rock drill bit body, the pulling pull rod, the displacement of pull rod in the trompil can make the stopper towards the direction of keeping away from the fixed block, the installation of the rock drill bit body of being convenient for.

3. This an inlay rock drill bit for mixer stake, when the fixed block when the mounting groove displacement, the extrusion board can be extruded at the top of fixed block, the displacement of extrusion board can make the stripper bar at the shifting chute displacement, the displacement of stripper bar can force the stripper bar to take place the displacement at the stripper groove, the displacement of stripper bar can extrude the extrusion spring, the reaction force of extrusion spring can cooperate the stopper to make the fixed block fixed stable, avoids inlaying the rock drill bit body and drops.

Drawings

FIG. 1 is a schematic perspective view of a rock-socketed drill bit for a mixer pile according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view in partial cross-section of a rock-socketed drill bit for a mixer pile according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is a schematic view, partially in section, of a locking groove and locking spring highlighted by a rock-socketed drill bit for a mixer pile according to the present invention.

In the figure: 1. a mixer pile body; 2. a rock-socketed drill body; 3. mounting blocks; 4. mounting grooves; 5. a fixed block; 6. a fixing ring; 7. a limiting groove; 8. a limiting spring; 9. a limiting block; 10. hole drawing; 11. a pull rod; 12. a moving groove; 13. extruding a groove; 14. a compression spring; 15. extruding the block; 16. an extrusion stem; 17. a pressing plate; 18. a through hole; 19. a connecting port; 20. a connecting plate; 21. a locking groove; 22. a locking spring; 23. a locking plate; 24. a fastening groove; 25. and (4) a pull ring.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, an embedded rock drill bit for mixer pile, including mixer pile body 1 and embedded rock

drill bit body

2, 1 bottom fixedly connected with installation piece 3 of mixer pile body, installation groove 4 has been seted up to installation piece 3 bottom, 2 top fixedly connected with of embedded rock drill bit body forms sliding fit's fixed block 5 with installation groove 4, fixed block 5 top fixedly connected with encircles fixed ring 6 of fixed block 5 all around, spacing groove 7 has all been seted up to the inner wall all around of

installation groove

4, 7 one side inner wall fixedly connected with of spacing groove have a plurality of equidistance distribution's spacing spring 8, the one end fixedly connected with of spacing spring 8 forms sliding fit's stopper 9 with spacing groove 7, stopper 9 touches mutually with fixed block 5, the top of stopper 9 touches mutually with fixed ring 6 bottom, stopper 9 keeps away from one side fixedly connected with disassembly body of fixed block 5.

Specifically, the bottom one side that stopper 9 is close to fixed block 5 is the slope setting, and stopper 9's higher extreme is towards fixed block 5, and stopper 9 through being the slope setting can make the bottom of stopper 9 and the contact surface of solid fixed ring 6 be the inclined plane, the installation of the fixed block 5 of being convenient for.

Specifically, the disassembly body includes pull rod 11, and the outer wall all around of installation piece 3 has all been seted up and has been extended to the trompil 10 of 7 inner walls of spacing groove, and trompil 10 and pull rod 11 form sliding fit, and one side fixed connection of fixed block 5 is kept away from to the one end of pull rod 11 and stopper 9, and when the installation inlays rock bit body 2, pulling pull rod 11, the displacement of pull rod 11 in trompil 10 can make stopper 9 towards the direction of keeping away from fixed block 5, the installation of rock bit body 2 of being convenient for.

Specifically, a moving groove 12 is formed in the inner wall of the top of the installation groove 4, extrusion grooves 13 are formed in the inner walls of two sides of the moving groove 12, extrusion springs 14 are fixedly connected to the inner walls of two ends of each extrusion groove 13, extrusion blocks 15 which are in sliding fit with the extrusion grooves 13 are fixedly connected to opposite ends of the two extrusion springs 14, extrusion rods 16 which are in sliding fit with the inner walls of the moving groove 12 are hinged to the bottoms of the extrusion blocks 15, a same extrusion plate 17 which is in sliding fit with the installation groove 4 is hinged between the bottoms of the two extrusion rods 16, the extrusion plate 17 is contacted with the top of the fixed block 5, when the fixed block 5 displaces in the installation groove 4, the top of the fixed block 5 can extrude the extrusion plates 17, the extrusion rods 16 can displace in the moving groove 12 due to the displacement of the extrusion rods 16, the extrusion blocks 15 can be forced to displace in the extrusion grooves 13 due to the displacement of the extrusion blocks 15, the extrusion springs 14 can be extruded by the displacement of the extrusion blocks 15, the counterforce of the extrusion spring 14 can be matched with the limiting block 9 to enable the fixing block 5 to be fixed stably, and the rock-socketed drill bit body 2 is prevented from falling off.

Specifically, through-hole 18 has been seted up to the one end of installation piece 3, and connector 19 has been seted up to the one end bottom of fixed block 5, and sliding connection has same connecting plate 20 between through-hole 18 inner wall and the connector 19 inner wall, places the back at fixed block 5, inserts through-hole 18 and connector 19 with connecting plate 20, and connecting plate 20 can further carry on spacingly to fixed block 5, can make the fixed stability of rock-socketed drill bit body 2.

Specifically, the locking groove 21 has been seted up to the top inner wall that is located the through-hole 18 of installing block 3 one end, locking spring 22 that a plurality of equidistance of locking groove 21 top inner wall fixedly connected with distribute, locking spring 22's bottom one end fixedly connected with forms sliding fit's locking plate 23 with locking groove 21, connecting plate 20's top both ends have all been seted up and have been formed sliding fit's fastening groove 24 with locking plate 23, when placing connecting plate 20, upwards lift up locking plate 23, locking plate 23 can compress locking spring 22 at the displacement of locking groove 21 in, locking spring 22 possesses elasticity this moment, install the back at connecting plate 20, loosen locking plate 23, locking plate 23 can slide to fastening groove 24 in locking spring 22's effort, can further be fixed stable to fixed block 5.

Specifically, one side bottom fixedly connected with pull ring 25 of fixed block 5 is kept away from to connecting plate 20, can be convenient for the staff through pull ring 25 and remove locking plate 23, realizes the effect that the staff of being convenient for overhauls it.

The working principle is as follows: when the installation inlays rock drill bit body 2, operation disassembly body, move stopper 9 to both sides, stopper 9 displacement at spacing inslot 7 can extrude spacing spring 8, spacing spring 8 can possess elasticity this moment, then insert mounting groove 4 with fixed block 5 in, after fixed block 5 is installed, when solid fixed ring 6 is located stopper 9 top promptly, loosen disassembly body, stopper 9 can tightly support fixed block 5 under spacing spring 8's elastic force effect this moment, and spacing fixed ring 6 carries on, when needs are dismantled, operation disassembly body and make stopper 9 and fixed block 5 and solid fixed ring 6 take place to break away from can, the realization is convenient for the staff to its effect of overhauing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An embedded rock drill bit for a mixer pile comprises a mixer pile body (1) and an embedded rock drill bit body (2) and is characterized in that the bottom of the mixer pile body (1) is fixedly connected with an installation block (3), the bottom of the installation block (3) is provided with an installation groove (4), the top of the embedded rock drill bit body (2) is fixedly connected with a fixed block (5) which forms sliding fit with the installation groove (4), the top of the periphery of the fixed block (5) is fixedly connected with a fixed ring (6) which surrounds the fixed block (5), the inner wall of the periphery of the installation groove (4) is provided with a limiting groove (7), the inner wall of one side of the limiting groove (7) is fixedly connected with a plurality of limiting springs (8) which are distributed equidistantly, one end of each limiting spring (8) is fixedly connected with a limiting block (9) which forms sliding fit with the limiting groove (7), and the limiting blocks (9) are touched with the fixed block (5), the top of stopper (9) touches with solid fixed ring (6) bottom, stopper (9) keep away from one side fixedly connected with disassembly body of fixed block (5).

2. A rock-socketed drill bit for mixer piles according to claim 1, characterized in that the side of the stop block (9) near the bottom of the fixing block (5) is inclined and the higher end of the stop block (9) is directed towards the fixing block (5).

3. The rock-socketed drill bit for the mixer pile as recited in claim 1, wherein the dismounting mechanism comprises a pull rod (11), the peripheral outer wall of the mounting block (3) is provided with a pull hole (10) extending to the inner wall of the limiting groove (7), the pull hole (10) and the pull rod (11) form a sliding fit, and one end of the pull rod (11) is fixedly connected with one side of the limiting block (9) far away from the fixing block (5).

4. The rock-socketed drill bit for the mixer pile as claimed in claim 1, wherein a moving groove (12) is formed in the inner wall of the top of the mounting groove (4), extrusion grooves (13) are formed in the inner walls of the two sides of the moving groove (12), extrusion springs (14) are fixedly connected to the inner walls of the two ends of the extrusion grooves (13), extrusion blocks (15) which are in sliding fit with the extrusion grooves (13) are fixedly connected to the opposite ends of the two extrusion springs (14), an extrusion rod (16) which is in sliding fit with the inner wall of the moving groove (12) is hinged to the bottom of each extrusion block (15), a same extrusion plate (17) which is in sliding fit with the mounting groove (4) is hinged to the bottom of each extrusion rod (16), and the extrusion plate (17) is touched with the top of the fixing block (5).

5. A rock-socketed drill bit for mixer piles according to claim 1, characterized in that a through hole (18) is opened at one end of the mounting block (3), a connection port (19) is opened at the bottom of one end of the fixing block (5), and the same connection plate (20) is slidably connected between the inner wall of the through hole (18) and the inner wall of the connection port (19).

6. A rock-socketed drill bit for mixer pile according to claim 5, characterized in that the inner wall of the top of the through hole (18) at one end of the mounting block (3) is provided with a locking groove (21), the inner wall of the top of the locking groove (21) is fixedly connected with a plurality of locking springs (22) distributed at equal intervals, one end of the bottom of the locking spring (22) is fixedly connected with a locking plate (23) forming a sliding fit with the locking groove (21), and both ends of the top of the connecting plate (20) are provided with fastening grooves (24) forming a sliding fit with the locking plate (23).

7. A rock-socketed drill bit for a mixer pile according to claim 6, characterized in that a pull ring (25) is fixedly connected to the bottom of the face of the web (20) remote from the anchor block (5).