CN215718452U - Stirring stake drilling rod is with preventing stifled device - Google Patents

Abstract

The utility model relates to the technical field of anti-blocking, in particular to an anti-blocking device for a stirring pile drill rod, which comprises a bottom plate, wherein a connecting plate is connected onto the bottom plate, a sliding mechanism capable of moving up and down along the connecting plate is arranged on the connecting plate, the bottom of the sliding mechanism is rotatably connected with a rotating rod through a rotating mechanism, a drill bit is fixedly connected to the bottom of the rotating rod, a plurality of first openings are formed in the outer wall of the drill bit in a penetrating mode, an inner cylinder is arranged inside the drill bit through a telescopic mechanism, a plurality of second openings are formed in the inner wall of the inner cylinder in a penetrating mode, and the plurality of first openings are matched with the plurality of second openings through the telescopic mechanism. The anti-blocking device for the stirring pile drill rod can effectively protect a spraying port of guniting, avoid the blockage of the spraying port of the guniting and ensure the smooth operation of the guniting operation.

Description

Stirring stake drilling rod is with preventing stifled device

Technical Field

The utility model relates to the technical field of anti-blocking devices, in particular to an anti-blocking device for a stirring pile drill rod.

Background

The cement mixing pile is an effective soft foundation treatment mode, cement is used as a main curing agent, and the cement is sprayed into soil by using a mixing pile machine and is fully mixed, so that a series of physical and chemical reactions between the cement and the soil are generated, soft soil is hardened, and the foundation strength is improved. The cement mixing pile is divided into single-shaft, double-shaft and three-shaft mixing piles according to the main construction method. The cement mixing pile has been used for reinforcing soft soil foundation for over 40 years from 20 th 70 s to present, and is characterized by that it uses a special deep layer mixer to forcedly mix the soft soil with cement (solidifying agent), and utilizes a series of physical and chemical reactions between cement and soft soil to solidify the soil so as to form a complete, water-stable and cement-soil pile with a certain strength. The technology is mainly used for soft soil foundation treatment.

However, when the existing mixing pile drill rod is used, due to the pressure and soil quality caused by the friction between the drill rod and the surrounding soil body when the drill rod is drilled, the spraying port of the spraying slurry can be blocked, so that the spraying port of the spraying slurry can not be sprayed, the phenomenon of blocking is caused, and the cement soil pile can not meet the design requirement due to insufficient cement mixing amount to form a waste pile, thereby affecting the engineering quality and also being incapable of meeting the requirements of users, which is a technical problem that the industry is very worried and can not solve all the time.

Therefore, it is necessary to develop a technical solution capable of solving the above technical problems, and to design the solution as compact as possible to avoid the high cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-blocking device for a stirring pile drill rod, which can effectively protect a spraying port of guniting, avoid the blockage of the spraying port of the guniting and ensure the smooth operation of the guniting.

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

the utility model provides a stirring stake drilling rod is with preventing stifled device, includes the bottom plate, be connected with the connecting plate on the bottom plate, be equipped with the slide mechanism that can follow the connecting plate and reciprocate on the connecting plate, there is the bull stick in slide mechanism's bottom through slewing mechanism rotatable coupling, the bottom rigid coupling of bull stick has the drill bit, the outer wall of drill bit runs through and has seted up the first opening of a plurality of, the inner tube is installed through telescopic machanism in the inside of drill bit, run through on the inner wall of inner tube and seted up a plurality of second opening, a plurality of first opening and a plurality of the second opening passes through telescopic machanism mutually supports.

Further measures taken are: the connecting plate passes through mounting bracket fixed mounting on the bottom plate, the mounting bracket includes riser and link, bottom plate bilateral symmetry rigid coupling has the riser, fixedly connected with link between the riser, connecting plate fixed connection is on the link.

Further measures taken are: the sliding mechanism comprises a rack, a sliding sleeve and a first motor, wherein the rack is fixedly connected to the connecting plate, the sliding sleeve is arranged outside the connecting plate in a sleeved mode, the sliding sleeve can slide up and down along the connecting plate, the sliding sleeve is fixedly connected to the first motor, the output end of the first motor is fixedly connected with a rotating shaft, a gear is fixedly connected to the outside of the rotating shaft, and the gear and the rack are meshed with each other.

Further measures taken are: the rotating mechanism comprises a second motor, the second motor is fixedly connected to the bottom of the sliding sleeve, and the output end of the second motor is fixedly connected with the rotating rod.

Further measures taken are: one side of riser is provided with the controller, just controller and first motor and second motor electric connection.

Further measures taken are: the connecting plate is characterized in that sliding rods are fixedly connected to two sides of the connecting plate, a lantern ring capable of sliding up and down is sleeved outside the sliding rods, and the lantern ring is fixedly connected with the sliding sleeve.

Further measures taken are: the bottom plate bilateral symmetry rigid coupling has a plurality of pneumatic cylinder, a plurality of the pneumatic cylinder is located respectively the both sides of riser, the equal fixedly connected with telescopic cylinder of output of pneumatic cylinder.

Further measures taken are: the bottom of the rotating rod is fixedly connected with the drill bit through a disc, the bottom of the rotating rod is fixedly connected with the top of the disc, a discharge hole communicated with the inner cylinder is formed in the lower portion of the disc, and the bottom of the disc is fixedly connected with the drill bit.

Further measures taken are: the two sides of the rotating rod are fixedly connected with a pulp storage tank, the top of the pulp storage tank is provided with a pulp inlet, the bottom of the pulp storage tank is fixedly connected with a connecting pipe, one end of the connecting pipe is communicated with the disc, and the connecting pipe is provided with an electromagnetic control valve.

Further measures taken are: the telescopic mechanism comprises a telescopic rod, the inner bottom of the drill bit is fixedly connected with the telescopic rod, the piston end of the telescopic rod is fixedly connected with the bottom of the inner tube, and the inner tube is driven to move in the drill bit through the piston end of the telescopic rod, so that the first opening is matched with the second opening.

Further measures taken are: the outer wall of the drill bit is fixedly connected with a plurality of drill rods.

Further measures taken are: the bottom of bottom plate fixedly connected with fixed plate, the bottom fixedly connected with fender of fixed plate, the internal connection of fender has the universal wheel.

Further measures taken are: the center position of bottom plate has seted up the through-hole, just the drill bit runs through the outside that extends to the through-hole.

Compared with the prior art, the utility model has the beneficial effects that:

the inner barrel is installed in the drill bit through the telescopic mechanism, the outer wall of the drill bit is provided with a plurality of first openings in a penetrating mode, the inner wall of the inner barrel is provided with a plurality of second openings in a penetrating mode, the inner barrel is driven to move in the drill bit through the telescopic mechanism, the first openings and the second openings are matched with each other, when guniting is carried out, the first openings and the second openings correspond to form a guniting jet outlet, cement paste is rapidly sprayed out, when guniting is not needed, the first openings and the second openings are staggered with each other, the guniting jet outlet is closed, accordingly, the situation that the guniting jet outlet is blocked by surrounding soil can be avoided, the guniting operation is more efficient and high-quality, the influence on the quality of engineering due to the formation of waste piles is avoided, the service life of a drill rod of the mixing pile is longer, and the design is simplified, the production and operation cost is not increased too much, and the practicability is strong; through setting up slide mechanism, slide mechanism's bottom has the bull stick through slewing mechanism rotatable coupling to accessible control slide structure makes the bull stick reciprocate, and rotates through the drill bit under the slewing mechanism control bull stick, carries out the whitewashing operation, and it is more convenient and nimble to use.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a side view of the structure of the present invention;

FIG. 5 is a schematic diagram of a sliding sleeve of the present invention;

fig. 6 is an enlarged view of the utility model at a in fig. 1.

In the figure: 1. a fender; 2. a base plate; 3. a hydraulic cylinder; 4. a connecting frame; 5. a sliding sleeve; 6. a collar; 7. a controller; 8. a slide bar; 9. a vertical plate; 10. a connecting plate; 11. a rack; 12. a first motor; 13. A second motor; 14. a pulp inlet; 15. a drill stem; 16. a through hole; 17. a telescopic cylinder; 18. a fixing plate; 19. a universal wheel; 20. an inner barrel; 21. a first opening; 22. a telescopic rod; 23. a second opening; 24. A drill bit; 25. a rotating rod; 26. a rotating shaft; 27. a gear; 28. a slurry storage tank; 29. an electromagnetic control valve; 30. A connecting pipe; 31. a discharge port; 32. a disk.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention: the utility model provides a stirring stake drilling rod 15 is with preventing stifled device, comprising a base plate 2, be connected with connecting plate 10 on the bottom plate 2, be equipped with the slide mechanism that can follow connecting plate 10 and reciprocate on the connecting plate 10, there is the bull stick 25 in slide mechanism's bottom through slewing mechanism rotatable coupling, the bottom rigid coupling of bull stick 25 has drill bit 24, the outer wall of drill bit 24 runs through and has seted up the first opening 21 of a plurality of, inner tube 20 is installed through telescopic machanism in the inside of drill bit 24, run through on the inner wall of inner tube 20 and seted up a plurality of second opening 23, the first opening 21 of a plurality of mutually supports through telescopic machanism with a plurality of second opening 23.

In the embodiment, the inner cylinder 20 is installed inside the drill bit 24 through the telescopic mechanism, the outer wall of the drill bit 24 is provided with a plurality of first openings 21 in a penetrating manner, the inner wall of the inner cylinder 20 is provided with a plurality of second openings 23 in a penetrating manner, so that the inner cylinder 20 is driven to move in the drill bit 24 through the telescopic mechanism during operation, the plurality of first openings 21 and the plurality of second openings 23 are matched with each other, when guniting is performed, the first openings 21 and the second openings 23 correspond to each other to form a guniting jet, cement paste is quickly jetted, when guniting is not required, the first openings 21 and the second openings 23 are staggered with each other, the guniting jet is closed, thereby preventing the surrounding soil from blocking the guniting jet, enabling the guniting operation to be more efficient and high-quality, avoiding the formation of waste piles from affecting the quality of engineering, further enabling the service life of the stirring pile drill rod 15 to be longer, and simplifying the design, the production and operation cost is not increased too much, and the practicability is strong; through setting up slide mechanism, slide mechanism's bottom has bull stick 25 through slewing mechanism rotatable coupling to accessible control slide structure makes bull stick 25 reciprocate, and rotates through the drill bit 24 under slewing mechanism control bull stick 25, carries out the whitewashing operation, and it is more convenient and nimble to use.

Referring to fig. 1-2, the connecting plate 10 is fixedly mounted on the bottom plate 2 through a mounting frame, the mounting frame includes vertical plates 9 and connecting frames 4, the vertical plates 9 are symmetrically and fixedly connected to two sides of the bottom plate 2, the connecting frames 4 are fixedly connected between the vertical plates 9, and the connecting plate 10 is fixedly connected to the connecting frames 4. Through the design of the mounting frame, the connecting plate 10 can be more stably mounted on the bottom plate 2, and the operation is more stable. The sliding mechanism comprises a rack 11, a sliding sleeve 5 and a first motor 12, wherein the rack 11 is fixedly connected to a connecting plate 10, the sliding sleeve 5 is sleeved outside the connecting plate 10, the sliding sleeve 5 can slide up and down along the connecting plate 10, the sliding sleeve 5 is fixedly connected to the first motor 12, an output end of the first motor 12 is fixedly connected with a rotating shaft 26, the outer portion of the rotating shaft 26 is fixedly connected with a gear 27, and the gear 27 is meshed with the rack 11. By turning on the first motor 12, the output end of the first motor 12 drives the gear 27 on the rotating shaft 26, and the gear 27 is meshed with the rack 11, so that the sliding sleeve 5 slides up and down along the connecting plate 10 to drive the rotating rod 25 to move up and down.

Referring to fig. 1-2, the rotating mechanism includes a second motor 13, the second motor 13 is fixedly connected to the bottom of the sliding sleeve 5, and an output end of the second motor 13 is fixedly connected to the rotating rod 25, so as to control the rotating rod 25 to rotate. One side of riser 9 is provided with controller 7, and controller 7 all with first motor 12 and second motor 13 electric connection to conveniently control first motor 12 and second motor 13 and carry out the operation, more intelligent.

Referring to fig. 1-4, a sliding rod 8 is fixedly connected to both sides of a connecting plate 10, a lantern ring 6 capable of sliding up and down is sleeved outside the sliding rod 8, and the lantern ring 6 is fixedly connected with a sliding sleeve 5, so as to facilitate up and down movement and improve stability. 2 bilateral symmetry rigid couplings of bottom plate have a plurality of pneumatic cylinder 3, and a plurality of pneumatic cylinder 3 is located the both sides of riser 9 respectively, and the equal fixedly connected with telescopic cylinder 17 of output of pneumatic cylinder 3 can play the effect of support, can improve the safety of whole device, steadiness simultaneously.

Referring to fig. 1-2, the bottom of the rotating rod 25 is fixedly connected to the drill 24 through a disc 32, the bottom of the rotating rod 25 is fixedly connected to the top of the disc 32, a discharge hole 31 is formed in the lower portion of the disc 32 and is communicated with the inner cylinder 20, and the bottom of the disc 32 is fixedly connected to the drill 24, so that the whole connection is stable and convenient to rotate. The both sides fixedly connected with mud storage tank 28 of bull stick 25, the grout inlet 14 has been seted up at the top of mud storage tank 28, the bottom fixedly connected with connecting pipe 30 of mud storage tank 28, and the one end and the disc 32 of connecting pipe 30 are linked together, are provided with solenoid electric valve 29 on the connecting pipe 30 to conveniently provide grout, the feeding is convenient, and the degree of whitewashing is controlled during the operation more easily, and is very convenient.

Referring to fig. 1-2 and 5-6, the telescopic mechanism includes a telescopic rod 22, the inner bottom of the drill bit 24 is fixedly connected to the telescopic rod 22, the piston end of the telescopic rod 22 is fixedly connected to the bottom of the inner cylinder 20, and the inner cylinder 20 is driven by the piston end of the telescopic rod 22 to move in the drill bit 24, so that the first opening 21 and the second opening 23 are matched with each other, thereby spraying slurry efficiently and avoiding blocking the spraying port of the sprayed slurry.

Referring to fig. 1-6, the outer wall of the drill bit 24 is fixedly connected with a plurality of drill rods 15; the bottom fixedly connected with fixed plate 18 of bottom plate 2, the bottom fixedly connected with fender 1 of fixed plate 18, the internal connection of fender 1 has universal wheel 19, can make things convenient for whole device to remove, and application range is more extensive. The through hole 16 has been seted up on the central point of bottom plate 2 puts, and the drill bit 24 runs through the outside that extends to through hole 16, conveniently runs through the use, and is more convenient effective.

The use principle is as follows: when the device is used, the controller 7 can be used for controlling the first motor 12 and the second motor 13, the first motor 12 drives the gear 27 on the rotating shaft 26 to rotate, the gear 27 is meshed with the rack 11, so that the sliding sleeve 5 can adjust the vertical height, the second motor 13 can be opened, the second motor 13 drives the rotating rod 25 to rotate, the rotating rod 25 can drive the drill bit 24 below the disc 32 to rotate, the drill bit 24 drives the drill rod 15 to rotate at high speed for descending drilling, the electromagnetic control valve 29 is opened simultaneously, so that cement slurry in the slurry storage tank 28 flows into the inner cylinder 20, the first opening 21 is matched with the second opening 23 through the telescopic rod 22, correspond each other and form the blowout port, carry out the whitewashing, the whitewashing of constantly removing and cement about the rethread, can be more even, the efficient forms the cement column to reach the effect of reinforcing soil property, when stopping the whitewashing, make mutually supporting of first opening 21 and second opening 23 close the blowout port through telescopic link 22, can also avoid blockking up the blowout port of whitewashing, the practicality is strong, the simple operation.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a stirring stake drilling rod is with preventing stifled device, includes the bottom plate, its characterized in that: the improved drill bit is characterized in that a connecting plate is connected onto the bottom plate, a sliding mechanism capable of moving up and down along the connecting plate is arranged on the connecting plate, the bottom of the sliding mechanism is rotatably connected with a rotating rod through a rotating mechanism, a drill bit is fixedly connected to the bottom of the rotating rod, a plurality of first openings are formed in the outer wall of the drill bit in a penetrating mode, an inner barrel is installed in the drill bit through a telescopic mechanism, a plurality of second openings are formed in the inner wall of the inner barrel in a penetrating mode, and the first openings are communicated with the plurality of second openings are matched with the telescopic mechanism.

2. The anti-blocking device for the stirring pile drill rod as claimed in claim 1, wherein: the connecting plate passes through mounting bracket fixed mounting on the bottom plate, the mounting bracket includes riser and link, bottom plate bilateral symmetry rigid coupling has the riser, fixedly connected with link between the riser, connecting plate fixed connection is on the link.

3. The anti-blocking device for the stirring pile drill rod as claimed in claim 2, is characterized in that: the sliding mechanism comprises a rack, a sliding sleeve and a first motor, wherein the rack is fixedly connected to the connecting plate, the sliding sleeve is arranged outside the connecting plate in a sleeved mode, the sliding sleeve can slide up and down along the connecting plate, the sliding sleeve is fixedly connected to the first motor, the output end of the first motor is fixedly connected with a rotating shaft, a gear is fixedly connected to the outside of the rotating shaft, and the gear and the rack are meshed with each other.

4. The anti-blocking device for the stirring pile drill rod as claimed in claim 3, wherein: the rotating mechanism comprises a second motor, the second motor is fixedly connected to the bottom of the sliding sleeve, and the output end of the second motor is fixedly connected with the rotating rod.

5. The anti-blocking device for the stirring pile drill rod as claimed in claim 4, wherein: one side of riser is provided with the controller, just controller and first motor and second motor electric connection.

6. The anti-blocking device for the stirring pile drill rod as claimed in claim 3, wherein: the two sides of the connecting plate are fixedly connected with sliding rods, lantern rings capable of sliding up and down are sleeved outside the sliding rods, and the lantern rings are fixedly connected with the sliding sleeves; the bottom plate bilateral symmetry rigid coupling has a plurality of pneumatic cylinder, a plurality of the pneumatic cylinder is located respectively the both sides of riser, the equal fixedly connected with telescopic cylinder of output of pneumatic cylinder.

7. The anti-blocking device for the stirring pile drill rod as claimed in claim 1, wherein: the bottom of the rotating rod is fixedly connected with the drill bit through a disc, the bottom of the rotating rod is fixedly connected with the top of the disc, a discharge hole communicated with the inner cylinder is formed in the lower portion of the disc, and the bottom of the disc is fixedly connected with the drill bit.

8. The anti-blocking device for the stirring pile drill rod as claimed in claim 7, wherein: the two sides of the rotating rod are fixedly connected with a pulp storage tank, the top of the pulp storage tank is provided with a pulp inlet, the bottom of the pulp storage tank is fixedly connected with a connecting pipe, one end of the connecting pipe is communicated with the disc, and the connecting pipe is provided with an electromagnetic control valve.

9. The anti-blocking device for the stirring pile drill rod as claimed in any one of claims 1 to 8, wherein: the telescopic mechanism comprises a telescopic rod, the inner bottom of the drill bit is fixedly connected with the telescopic rod, the piston end of the telescopic rod is fixedly connected with the bottom of the inner tube, and the inner tube is driven to move in the drill bit through the piston end of the telescopic rod, so that the first opening is matched with the second opening.

10. The anti-blocking device for the stirring pile drill rod as claimed in any one of claims 1 to 8, wherein: the outer wall of the drill bit is fixedly connected with a plurality of drill rods; the bottom of the bottom plate is fixedly connected with a fixing plate, the bottom of the fixing plate is fixedly connected with a mudguard, and a universal wheel is connected inside the mudguard; the center position of bottom plate has seted up the through-hole, just the drill bit runs through the outside that extends to the through-hole.

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