CN217300456U

CN217300456U - Cluster type anti-well pneumatic down-the-hole hammer

Info

Publication number: CN217300456U
Application number: CN202123211736.8U
Authority: CN
Inventors: 李楠霄; 苏靖; 胡安建; 施亮
Original assignee: Mcc South China Construction Engineering Co ltd
Current assignee: Mcc South China Construction Engineering Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-08-26
Anticipated expiration: 2031-12-20

Abstract

The application discloses pneumatic down-the-hole hammer of cluster formula raise, belong to pneumatic down-the-hole hammer technical field, including the screw thread post, the standing groove has been seted up to the bottom of screw thread post, the screw thread post be provided with standing groove fixed connection's hydraulic stem, the flexible fixedly connected with motor of hydraulic stem, the output fixedly connected with axostylus axostyle of motor, the one end fixedly connected with threaded rod of motor is kept away from to the axostylus axostyle, the feed port has been seted up to the inner wall of screw thread post, the feed port is linked together with the standing groove, the surface of screw thread post is provided with the air pump. This pneumatic down-the-hole hammer of anti-well of cluster formula, starter motor and hydraulic stem to having driven the threaded rod and having rotated and moved down, along with the lapse of threaded rod, the threaded rod breaks away from the strike post, and then makes can constantly pour into the concrete through the hole bottom of feed hole pair play, when constantly shifting out the threaded post, utilizes the earth that the concrete had avoided the soil inside to collapse into in the hole.

Description

Cluster type anti-well pneumatic down-the-hole hammer

Technical Field

The application belongs to the technical field of pneumatic down-the-hole hammers, and particularly relates to a cluster type anti-well pneumatic down-the-hole hammer.

Background

The pneumatic down-the-hole hammer is one impact load generator for pneumatic impact rotary drilling and utilizes the energy in the flushing liquid supplied by the slurry pump to drive the hydraulic hammer to reciprocate up and down and apply certain frequency impact load to the lower drilling tool continuously to realize impact rotary drilling.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: after the device is used for punching, the device is removed from the interior of the ground, soil in the ground can collapse into the hole, and the hole can be blocked.

Therefore, a cluster type anti-well pneumatic down-the-hole hammer is proposed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The application aims to solve the problem that in the prior art, soil in the soil is likely to collapse into a hole, so that the hole is blocked, and the cluster type raise-hole pneumatic down-the-hole hammer is provided.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the cluster type raise-boring pneumatic down-the-hole hammer comprises a threaded column, wherein a placing groove is formed in the bottom of the threaded column, the threaded column is provided with a hydraulic rod fixedly connected with the placing groove, the telescopic end of the hydraulic rod is fixedly connected with a motor, the output end of the motor is fixedly connected with a shaft rod, one end of the shaft rod, far away from the motor, is fixedly connected with a threaded rod, a feeding hole is formed in the inner wall of the threaded column and is communicated with the placing groove, an air pump is arranged on the outer surface of the threaded column, and a connecting block is fixedly connected with one side of the air pump.

Through setting up hydraulic stem, motor and threaded rod, realized further drilling downwards to earth, the convenient hole inside pouring into the concrete of beating.

Preferably, the bottom threaded connection of screw thread post has the striking post, the perforation has been seted up on the striking post, the threaded rod passes through perforation and striking post swing joint.

Through setting up the striking post, realized the striking to ground, make things convenient for the screw thread post to enter into inside the soil.

Preferably, the threaded column is provided with a baffle fixedly connected with the placing groove, the baffle is movably sleeved on the outer surface of the shaft rod, and the bottom of the baffle is attached to the top of the threaded rod.

Through setting up the baffle, realized that the strike post constantly enters into the ground when inside, the baffle supports the threaded rod, avoids the threaded rod to receive the ascending power of ground and rebound as far as possible to avoid the motor to be extruded by the ascending power of threaded rod and destroy.

Preferably, the outer surface of the threaded column is fixedly connected with an annular plate, a bolt is mounted on the annular plate, and the annular plate is in threaded connection with the striking column through the bolt.

Through setting up annular plate and bolt, realized the further fixed of hitting post position.

Preferably, the threaded column is provided with a feeding pipe fixedly communicated with the feeding hole.

Through setting up the pan feeding pipe, realized pouring into the concrete to the inside feed port of screw thread post.

Preferably, one end of the feeding pipe, which is far away from the threaded column, is connected with a cover in a threaded manner.

Through setting up the lid, realized when the pan feeding pipe does not use, use the lid to seal the pan feeding pipe.

Preferably, the end of the feeding pipe, which is far away from the threaded column, is in threaded connection with a connecting pipe, and the connecting pipe is provided with a material injection module which is convenient for material injection.

Through setting up the connecting pipe, realized conveniently irritating the material to pan feeding intraduct.

Preferably, the material injection module comprises a funnel, and the bottom of the funnel is fixedly communicated with the top of the connecting pipe.

Through setting up the funnel, realized the increase to irritating the material area, avoided as far as possible to irritate the material on the way, the concrete breaks away from the device, causes the waste.

To sum up, the technical effect and the advantage of this application: according to the cluster type raise-hole pneumatic down-the-hole hammer, the motor and the hydraulic rod are started, so that the threaded rod is driven to rotate and move downwards, the threaded rod is separated from the striking column along with the downward movement of the threaded rod, concrete can be continuously injected into the bottom of a punched hole through the feeding hole, and when the threaded column is continuously moved out, the concrete is used for preventing soil in the ground from collapsing into the hole; in addition, after the striking column is used for a long time, the bolt can be unscrewed from the striking column, so that the striking column can be conveniently taken down, the striking column can be conveniently replaced, and the striking column is guaranteed not to influence subsequent striking effects.

Drawings

FIG. 1 is a perspective view of the present application showing a threaded post structure;

FIG. 2 is a schematic perspective view of the present application showing a threaded rod in cross-section;

FIG. 3 is a perspective view of the present application showing the structure of the air pump;

fig. 4 is a perspective view of the present application showing the structure of the cover.

In the figure: 1. a threaded post; 2. a placement groove; 3. a hydraulic lever; 4. a motor; 5. a shaft lever; 6. a threaded rod; 7. an annular plate; 8. striking a column; 9. a bolt; 10. a feed port; 11. a feeding pipe; 12. a cover; 13. a connecting pipe; 14. a funnel; 15. an air pump; 16. connecting blocks; 17. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-3, the cluster type raise boring hammer comprises a threaded column 1, wherein an air pump 15 is arranged on the outer surface of the threaded column 1, and the air pump 15 is used for driving the threaded column 1 to rotate and repeatedly move up and down. One side of the air pump 15 is fixedly connected with a connecting block 16, and the connecting block 16 is mainly used for being connected with a down-the-hole hammer machine body. Standing groove 2 has been seted up to the bottom of screw thread post 1, and screw thread post 1 is provided with the hydraulic stem 3 with 2 fixed connection of standing groove, and screw thread post 1 is provided with the flexible fixedly connected with motor 4 with hydraulic stem 3, and motor 4 is located the below of hydraulic stem 3, starts hydraulic stem 3 and can drive motor 4 and carry out downward or rebound. Motor 4's output fixedly connected with axostylus axostyle 5, starter motor 4 can drive axostylus axostyle 5 and rotate, and motor 4's one end fixedly connected with threaded rod 6 is kept away from to axostylus axostyle 5, and the rotation of axostylus axostyle 5 can drive threaded rod 6 and rotate, starts hydraulic stem 3 and motor 4 to make threaded rod 6 remove downwards in the pivoted, and then make threaded rod 6 keep away from screw thread post 1. The bottom of the threaded column 1 is in threaded connection with a striking column 8, and the striking column 8 is used for being in contact with the ground and striking the ground. The striking column 8 is provided with a through hole, the threaded rod 6 is movably connected with the striking column 8 through the through hole, and the threaded rod 6 can freely move up and down.

The feed port 10 has been seted up to the inner wall of screw thread post 1, and the feed port 10 is linked together with standing groove 2, pours into the concrete into from feed port 10, and the concrete is discharged into the hole of beating through standing groove 2.

Referring to fig. 2, threaded column 1 is provided with the baffle 17 with 2 inner wall fixed connection of standing groove, and the movable hole has been seted up at the top of baffle 17, and axostylus axostyle 5 passes through movable hole and baffle 17 swing joint, and the bottom of baffle 17 and the top laminating of threaded rod 6, baffle 17 support threaded rod 6 at the in-process that strikes post 8 and move down, avoids threaded rod 6 to receive the ascending power of soil and rebound as far as possible to avoid motor 4 to be squeezed by the ascending power of threaded rod 6 and damage.

Referring to fig. 1-3, the threaded column 1 is provided with a feeding pipe 11 fixedly communicated with the feeding hole 10, and the feeding pipe 11 can inject external concrete into the threaded column 1. One end threaded connection that threaded post 1 was kept away from to pan feeding pipe 11 has connecting pipe 13, and the top threaded connection of connecting pipe 13 has funnel 14, and funnel 14 has increased the area of annotating the material, annotates the material to pan feeding pipe 11 more easily, and avoids dropping of concrete as far as possible, causes the waste.

Referring to fig. 4, one end of the feeding pipe 11, which is far away from the threaded column 1, is connected with a cover 12 in a threaded manner, when the feeding pipe 11 is not used, the cover 12 is used for sealing the feeding pipe 11, and impurities are prevented from entering the feeding pipe 11 to the greatest extent and causing blockage.

Refer to 2, the outer fixed surface of screw post 1 is connected with annular plate 7, has seted up a plurality of holes of placing on the annular plate 7, and annular plate 7 has a plurality of bolts 9 through a plurality of hole swing joint of placing, and annular plate 7 utilizes a plurality of bolts 9 and strikes 8 threaded connection of post, utilizes a plurality of bolts 9, and further fixes striking post 8 and screw post 1, avoids as far as possible in the operation in-process, strikes post 8 and drops from screw post 1.

The working principle is as follows: this pneumatic down-the-hole hammer of cluster formula raise, after the device punches, starter motor 4, make it drive threaded rod 6 and rotate, start hydraulic stem 3 simultaneously and make its downwardly extending, and then make threaded rod 6 break away from the bottom of screw post 1 and continue to move a section distance downwards, then stop the rotation and the removal of threaded rod 6, then unscrew lid 12 from pan feeding pipe 11, then screw connecting pipe 13 on pan feeding pipe 11, utilize funnel 14 to irritate the material to the inside feed port 10 of screw post 1, the concrete enters into standing groove 2 through feed port 10, the rethread standing groove 2 is arranged into the hole of beating, when slowly extracting screw post 1, the concrete constantly discharges into the hole of beating, thereby make the downthehole full concrete that pours into, and then avoided the inside earth in soil hole of soil to sink as far as possible, block up the hole again.

Along with the long-time use of the device, can unscrew a plurality of bolts 9 from striking post 8 to take off striking post 8 from the bottom of screw thread post 1, made things convenient for this moment and washd 1 inside standing groove 2 of screw thread post, take out the concrete residue, avoid the concrete caking, can utilize bolt 9 to install new striking post 8 simultaneously, thereby accomplish the replacement to striking post 8.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The cluster type raise boring pneumatic down-the-hole hammer comprises a threaded column (1) and is characterized in that a placing groove (2) is formed in the bottom of the threaded column (1), the threaded column (1) is provided with a hydraulic rod (3) fixedly connected with the placing groove (2), a motor (4) is fixedly connected with the telescopic end of the hydraulic rod (3), an output end of the motor (4) is fixedly connected with a shaft rod (5), one end of the shaft rod (5) far away from the motor (4) is fixedly connected with a threaded rod (6), a feeding hole (10) is formed in the inner wall of the threaded column (1), the feeding hole (10) is communicated with the placing groove (2), an air pump (15) is arranged on the outer surface of the threaded column (1), and a connecting block (16) is fixedly connected with one side of the air pump (15).

2. The cluster raise boring hammer according to claim 1, characterized in that the bottom of the threaded column (1) is connected with a striking column (8) in a threaded manner, the striking column (8) is provided with a through hole, and the threaded rod (6) is movably connected with the striking column (8) through the through hole.

3. The cluster raise pneumatic down-the-hole hammer according to claim 1, characterized in that the threaded column (1) is provided with a baffle (17) fixedly connected with the inner wall of the placement groove (2), the baffle (17) is movably sleeved on the outer surface of the shaft rod (5), and the bottom of the baffle (17) is attached to the top of the threaded rod (6).

4. The cluster raise-boring pneumatic down-the-hole hammer according to claim 1, characterized in that the outer surface of the threaded column (1) is fixedly connected with an annular plate (7), the annular plate (7) is provided with bolts (9), and the annular plate (7) is in threaded connection with the striking column (8) through the bolts (9).

5. A cluster raise-boring pneumatic down-the-hole hammer as claimed in claim 1, characterised in that the threaded column (1) is provided with a feed pipe (11) in fixed communication with the feed hole (10).

6. A cluster raise boring hammer as set forth in claim 5, characterized in that a cap (12) is screwed onto the end of the feed pipe (11) remote from the threaded stud (1).

7. The cluster raise-boring pneumatic down-the-hole hammer according to claim 5, characterized in that the end of the feed pipe (11) far away from the threaded column (1) is connected with a connecting pipe (13) in a threaded manner, and the connecting pipe (13) is provided with a material injection module for facilitating material injection.

8. A cluster raise pneumatic down-the-hole hammer according to claim 7, characterized in that the injection module comprises a funnel (14), the bottom of the funnel (14) being in fixed communication with the top of the connecting tube (13).