CN220203815U

CN220203815U - Hole-guiding rotary spraying device

Info

Publication number: CN220203815U
Application number: CN202321993167.3U
Authority: CN
Inventors: 王培林; 王祯; 唐菲; 龚金妹
Original assignee: Shanghai Baoshun Magnetic Industry Co ltd
Current assignee: Shanghai Baoshun Magnetic Industry Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2023-12-19
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to the technical field of hole-guiding rotatable spraying processes, and provides a hole-guiding rotatable spraying device which comprises a drill rod and a waistband, wherein a liquid channel is arranged in the drill rod, a mounting structure is arranged on one side of the bottom of the drill rod, the mounting structure comprises a nozzle, a through hole and a limiting seat, the nozzle is arranged on one side of the bottom of the drill rod, a fixing structure is arranged on the outer side of the bottom of the drill rod, a drill bit is arranged at the top of the fixing structure, the waistband is arranged on the outer side of the top of the drill bit, and a positioning structure is arranged at the top of the drill rod. According to the utility model, the nozzle is moved to one side of the drill rod through the mounting structure, one end of the nozzle is contacted with one end of the drill rod, the nozzle is rotated, and the nozzle and one end of the drill rod are in threaded connection, so that the nozzle and the drill rod are mutually fixed, the limiting function is realized under the effect of the limiting seat, the function of convenient disassembly of the device is realized, and the convenience of the hole-guidable rotary spraying device in use is improved.

Description

Hole-guiding rotary spraying device

Technical Field

The utility model relates to the technical field of hole-leading and rotary-spraying processes, in particular to a hole-leading and rotary-spraying device.

Background

The jet grouting method is also called as jet grouting method, is called as jet grouting pile for short, and is developed and applied comprehensively in the whole country in the eighth and nineties since the high-pressure jet grouting method in the seventies of the twentieth century is developed. Practice proves that the method has good effects on treating silt, mucky soil, cohesive soil, silt soil, sandy soil, artificial filling soil, broken stone soil and the like, and the method is listed in the current foundation and foundation construction regulations in China. The jet grouting pile is characterized in that a jet grouting pipe and a nozzle drill are arranged at the designed elevation of the pile bottom by a drilling machine, after the pre-prepared slurry is enabled to obtain huge energy by a high-pressure generating device, the slurry is ejected out of nozzles at the edge of the grouting pipe at a high speed to form a jet grouting pipe with high concentrated energy, disturbance soil is directly destroyed, and the purpose of uniformly mixing and reinforcing the soil is achieved, so that the hole-guiding jet grouting device can be used;

therefore, the patent with publication number of CN212454281U discloses a drill rod device free of hole guiding continuous co-rotating spraying, and aims to provide a drill rod device capable of realizing continuous co-rotating spraying so as to improve construction efficiency and simplify the hole guiding free continuous co-rotating spraying of a high-pressure jet grouting pile construction method. The drill rod device free of hole guiding continuous same-direction rotary spraying comprises a drill body, a drill rod head and a drill rod tail, wherein a cement grouting port and a gas injection port are formed in the drill rod tail, the drill body comprises a plurality of sections of single-hole pipes which are sequentially connected, inner holes of the single-hole pipes form a grouting pipeline, a high-pressure rotary spraying hole communicated with the grouting pipeline is formed in the side wall of the drill rod head, and a drill bit is arranged at the lower end of the drill rod head;

the drill rod device free of hole guiding continuous co-rotating spraying is inconvenient to disassemble, so that convenience is low when the drill rod device is used.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a hole-leading rotatable spraying device which is used for solving the defect that the existing hole-leading rotatable spraying device is inconvenient to detach.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the hole-guiding rotatable spraying device comprises a drill rod and a waistband;

the drill rod is characterized in that a liquid channel is formed in the drill rod, a mounting structure is arranged on one side of the bottom of the drill rod, the mounting structure comprises a nozzle, a through hole and a limiting seat, the nozzle is arranged on one side of the bottom of the drill rod, a fixing structure is arranged on the outer side of the bottom of the drill rod, and a drill bit is arranged on the top of the fixing structure;

a waistband is arranged on the outer side of the top of the drill bit;

the top of drilling rod is provided with location structure.

When the device is used, the installation structure is arranged, so that the function of convenient disassembly of the device is realized, and the convenience of the hole-guidable rotary spraying device in use is improved; the fixing structure is arranged, so that the device is convenient to detach, and the applicability of the hole-guidable rotary spraying device in use is improved; through being provided with location structure, realized the function that the device was convenient for fix a position to the machining precision of this can draw hole can spout device soon has been improved.

Preferably, both ends of the nozzle are fixed with limiting seats, and one side of the inside of the nozzle is uniformly provided with through holes. The nozzle is moved to one side of the drill rod, one end of the nozzle is contacted with one end of the drill rod, the nozzle is rotated, the nozzle and one end of the drill rod are in threaded connection, the nozzle and the drill rod are further fixed with each other, and the limiting function is achieved under the effect of the limiting seat.

Preferably, the through holes are distributed at equal intervals in the nozzle, and external threads are arranged on the outer wall of the nozzle.

Preferably, the fixed knot constructs including first ring flange, second ring flange and fixing bolt, the outside bottom the drilling rod is fixed in to the second ring flange, the bottom of second ring flange is provided with first ring flange, the inside of second ring flange and first ring flange evenly runs through there is fixing bolt. The inner wall of the second flange plate is fixedly connected with the outer wall of the bottom end of the drill rod, the inner wall of the first flange plate is fixedly connected with the outer wall of the top end of the drill bit, the first flange plate and the second flange plate are mutually fixed through fixing bolts, the drill bit is provided with a waistband, and the waistband can ensure the perpendicularity of the guide hole.

Preferably, the second flange plate is fixedly connected with the first flange plate through a fixing bolt, and the inner wall of the first flange plate is fixedly connected with the outer wall of the top of the drill bit.

Preferably, the positioning structure comprises a guide groove, a connecting groove and a positioning groove, wherein the guide groove is formed in two sides of the top of the drill rod, the connecting groove is formed in one end of the guide groove at the top of the drill rod, and the positioning groove is formed in one end, far away from the guide groove, of the connecting groove in the inner part of the drill rod. And the drill rod body is moved, one end of the drill rod is moved to the inside of the clamp, the positioning block in the clamp can be moved to the inside of the connecting groove through the guide groove, and one end of the drill rod can be tightly attached to the positioning seat through the positioning groove.

Preferably, the guide grooves are symmetrically distributed on two sides of the top of the drill rod, and the positioning grooves are in conical design.

(III) beneficial effects

The hole-guiding rotatable spraying device provided by the utility model has the advantages that:

through being provided with mounting structure, move the nozzle to one side of drilling rod, make the one end of nozzle and one end of drilling rod contact, rotate the nozzle, through the one end of nozzle and drilling rod being threaded connection, and then make nozzle and drilling rod fixed each other, under the effect of spacing seat, play spacing effect, realized the function of the convenient to detach of the device to the convenience when this can draw hole rotatable spraying device is used has been improved;

through being provided with fixed knot constructs, the outer wall fixed connection of second ring flange inner wall and drilling rod bottom, the inner wall of first ring flange and the outer wall fixed connection on drill bit top make first ring flange and second ring flange each other fixed through fixing bolt, and the drill bit is provided with the waistband, and the waistband can ensure the straightness that hangs down of leading the hole, has realized the function of the convenient to detach of the device to the suitability when this can lead the hole rotatable spraying device uses has been improved;

through being provided with location structure, remove the drilling rod body, make the one end of drilling rod move to the inside of anchor clamps, the inside locating piece of anchor clamps can move to the inside of spread groove through the guide way to the one end of drilling rod can be closely laminated with the positioning seat through the constant head tank, has realized the function that the device was convenient for fix a position, thereby has improved the machining precision that this can draw hole can spout device soon.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic view of a front cross-section of a positioning structure according to the present utility model;

fig. 5 is a schematic three-dimensional structure of the fixing structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a drill rod; 2. a liquid channel; 3. a mounting structure; 301. a nozzle; 302. a through hole; 303. a limit seat; 4. a drill bit; 5. a waistband; 6. a fixed structure; 601. a first flange; 602. a second flange; 603. a fixing bolt; 7. a positioning structure; 701. a guide groove; 702. a connecting groove; 703. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, the hole-guiding rotatable spraying device provided by the utility model comprises a drill rod 1 and a waistband 5, wherein a liquid channel 2 is arranged in the drill rod 1, a mounting structure 3 is arranged on one side of the bottom of the drill rod 1, the mounting structure 3 comprises a nozzle 301, a through hole 302 and a limiting seat 303, the nozzle 301 is arranged on one side of the bottom of the drill rod 1, the limiting seats 303 are fixed at two ends of the nozzle 301, the through hole 302 is uniformly formed on one side of the inside of the nozzle 301, the through hole 302 is distributed at equal intervals in the inside of the nozzle 301, and external threads are arranged on the outer wall of the nozzle 301.

In this embodiment, the nozzle 301 is moved to one side of the drill rod 1, so that one end of the nozzle 301 contacts with one end of the drill rod 1, the nozzle 301 is rotated, and the nozzle 301 and the drill rod 1 are mutually fixed by threaded connection through the nozzle 301 and one end of the drill rod 1, so that the limiting function is achieved under the action of the limiting seat 303.

Example two

The embodiment further includes: the outside of drilling rod 1 bottom is provided with fixed knot constructs 6, and fixed knot constructs 6 and includes first ring flange 601, second ring flange 602 and fixing bolt 603, and the outside of drilling rod 1 bottom is fixed in to second ring flange 602, and the bottom of second ring flange 602 is provided with first ring flange 601, and the inside of second ring flange 602 and first ring flange 601 evenly runs through there is fixing bolt 603, and second ring flange 602 and first ring flange 601 pass through fixing bolt 603 fixed connection, the outer wall fixed connection at the inner wall at first ring flange 601 and drill bit 4 top.

In this embodiment, the inner wall of the second flange 602 is fixedly connected with the outer wall of the bottom end of the drill rod 1, the inner wall of the first flange 601 is fixedly connected with the outer wall of the top end of the drill bit 4, the first flange 601 and the second flange 602 are mutually fixed through the fixing bolts 603, the drill bit 4 is provided with a waistband 5, and the waistband 5 can ensure the perpendicularity of the guiding hole.

Example III

The embodiment further includes: the top of drilling rod 1 is provided with location structure 7, location structure 7 includes guide way 701, spread groove 702 and constant head tank 703, the both sides at drilling rod 1 top are offered to guide way 701, the one end of drilling rod 1 top spread groove 701 is provided with spread groove 702, the one end that drilling rod 1 inside spread groove 702 kept away from guide way 701 is provided with location groove 703, guide way 701 is the symmetric distribution in the both sides at drilling rod 1 top, location groove 703 is the toper design, the top of fixed knot constructs 6 is provided with drill bit 4, the drill bit 4 top outside is provided with waistband 5.

In this embodiment, the drill rod 1 is moved, so that one end of the drill rod 1 is moved to the inside of the fixture, the positioning block in the fixture is moved to the inside of the connecting groove 702 through the guiding groove 701, and one end of the drill rod 1 is tightly attached to the positioning seat through the positioning groove 703.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The hole-guiding rotatable spraying device comprises a drill rod (1) and a waistband (5);

the method is characterized in that:

the novel drilling device is characterized in that a liquid channel (2) is arranged in the drilling rod (1), a mounting structure (3) is arranged on one side of the bottom of the drilling rod (1), the mounting structure (3) comprises a nozzle (301), a through hole (302) and a limiting seat (303), the nozzle (301) is arranged on one side of the bottom of the drilling rod (1), a fixing structure (6) is arranged on the outer side of the bottom of the drilling rod (1), and a drill bit (4) is arranged on the top of the fixing structure (6);

a waistband (5) is arranged on the outer side of the top of the drill bit (4);

the top of drilling rod (1) is provided with location structure (7).

2. The hole-guidable spin-spray apparatus of claim 1 wherein: limiting seats (303) are fixed at two ends of the nozzle (301), and through holes (302) are uniformly formed in one side of the interior of the nozzle (301).

3. The ventable rotatable spray device of claim 2, wherein: the through holes (302) are distributed at equal intervals in the nozzle (301), and external threads are arranged on the outer wall of the nozzle (301).

4. The hole-guidable spin-spray apparatus of claim 1 wherein: the fixed knot constructs (6) including first ring flange (601), second ring flange (602) and fixing bolt (603), outside that second ring flange (602) were fixed in drilling rod (1) bottom, the bottom of second ring flange (602) is provided with first ring flange (601), the inside of second ring flange (602) and first ring flange (601) evenly runs through there is fixing bolt (603).

5. The ventable rotatable spray device of claim 4, wherein: the second flange plate (602) is fixedly connected with the first flange plate (601) through a fixing bolt (603), and the inner wall of the first flange plate (601) is fixedly connected with the outer wall of the top of the drill bit (4).

6. The hole-guidable spin-spray apparatus of claim 1 wherein: the positioning structure (7) comprises a guide groove (701), a connecting groove (702) and a positioning groove (703), wherein the guide groove (701) is formed in two sides of the top of the drill rod (1), one end of the guide groove (701) at the top of the drill rod (1) is provided with the connecting groove (702), and one end, far away from the guide groove (701), of the connecting groove (702) inside the drill rod (1) is provided with the positioning groove (703).

7. The ventable rotatable spray device of claim 6, wherein: the guide grooves (701) are symmetrically distributed on two sides of the top of the drill rod (1), and the positioning grooves (703) are in conical design.