CN214035559U

CN214035559U - Drill rod for variable-diameter bidirectional cement mixing pile

Info

Publication number: CN214035559U
Application number: CN202023118485.4U
Authority: CN
Inventors: 朱剑钦; 林宗辉; 俞晓洸; 余星楠; 曹悦; 郑辉; 马骏骅; 吴玲; 刘海枫
Original assignee: Fujian Construction Engineering Group Co
Current assignee: Fujian Construction Engineering Group Co
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-24
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a drilling rod for two-way cement mixing stake of reducing, including connecting rod and threaded connection pipe, the connecting rod surface is close to top edge and has seted up the external screw thread, and the connecting rod bottom fixedly connected with body of rod, the interior table wall of body of rod are close to central fixedly connected with spacing collar, and the inside slip of spacing collar inlays and is equipped with the passage, and the passage surface is close to bottom edge slip cap and is equipped with the installation pipe, and the installation pipe surface is close to top edge cover and is equipped with the direction piece. The utility model discloses in, after the firm connection of the connecting rod and the body of rod, be located the top equipment in the connecting pipe will effectively extend to the passage that is located the below equipment, and then passage and the connecting pipe after the intercommunication can effectively carry out the transport of cement, finally effectively outwards carry through threaded connection pipe, can take out passage and connecting pipe through convenient after the equipment dismantlement simultaneously, and then effectively carry out the inside washing that remains cement of equipment.

Description

Drill rod for variable-diameter bidirectional cement mixing pile

Technical Field

The utility model belongs to the technical field of the cement stirring stake, specifically be a drilling rod for two-way cement stirring stake of reducing.

Background

The cement mixing pile is an effective form of soft foundation treatment, and is a main agent using cement as a curing agent, and the cement is sprayed into the soil body by using a mixing pile machine and fully mixed, so that a series of physical and chemical reactions occur between the cement and the soil, and the soft soil is hardened to improve the foundation strength, refer to Chinese patent CN 108643845A: a drill pipe structure for a bi-directional cement mixing pile, comprising: the outer drill rod is vertically arranged, is hollow inside and has two open ends; the first stirring blade is inclined downwards; the inner drill rod is arranged in the outer drill rod in a spaced manner, and the lower end of the inner drill rod extends out of the bottom of the outer drill rod; the part of the inner drill rod extending out of the outer drill rod is connected with a plurality of inner stirring rods, the inner stirring rods are hollow and communicated with the inner part of the inner drill rod, and a plurality of through holes for cement to pass through are formed in the surfaces of the inner stirring rods; the lower end of the side wall of the inner drill rod is provided with a plurality of cement outlets for cement to flow; the bottom of the inner drill rod is connected with a drill bit, and the surface of the drill bit is coated with a threaded second stirring blade along the height direction of the drill bit; a slag removing device is arranged in the inner drill rod; the utility model discloses a drilling rod for two-way cement mixing pile simple structure, stirring effect is good, and can prevent cement adhesion on the inner wall, cause a large amount of wastes and jam, the patent in-service use need carry out the provision of multiple power, and then increased the complexity of actual construction, simultaneously because the restriction of structure makes equipment be difficult for overhauing and maintaining, this patent directly carries out the transport of cement through the puddler simultaneously, though in time carry out the washing of inside residual cement through the cooperation use of relevant functional unit, but along with the increase of the use degree of wear of functional unit, and then lead to easily leading to the inside residual cement of puddler, and then make the puddler normally carry out the realization that should have the function, need carry out the whole change of equipment simultaneously, and then increased equipment actual use cost, and this patent is generally unable installation and the dismantlement between the drilling rod of conveniently carrying on the same biography, resulting in lower actual overall construction efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the external thread arranged on the outer surface of the connecting rod can be effectively and stably connected with the existing cement mixing pile device, and further according to the actual use condition, the rod body can be effectively inserted into the connecting rod of another device, meanwhile, the first positioning block can be effectively clamped into the corresponding limiting groove, and then the rod body is pressed downwards and rotated anticlockwise, so that the first positioning block reaches the rightmost side of the limiting groove, at the moment, the second positioning block just enters the limiting groove, and further, the rod body is pressed downwards and rotated clockwise, so that the second positioning block reaches the leftmost side of the limiting groove, meanwhile, the first positioning block reaches the middle position of the limiting groove, and further, after the device is contacted with the ground, the ground and the rod body can be mutually extruded, so that the first positioning block and the second positioning block can reach the deepest positions in the limiting groove, and the cement mixing pile device can effectively drive a plurality of device notices to effectively rotate, make equipment can conveniently install and dismantle, and then effectively accelerate whole construction process, simultaneously after the firm connection of connecting rod and the body of rod, be located in the top equipment connecting pipe will effectively extend to the passage that is located in the below equipment, and then passage and connecting pipe after the intercommunication can effectively carry out the transport of cement, finally effectively outwards carry through threaded connection pipe, simultaneously can take out passage and connecting pipe through convenient after equipment dismantlement, and then effectively carry out the washing of the inside residual cement of equipment, and then effectively prevent the inside jam that appears of equipment after the long time use, ensure the high-efficient result of use of equipment, the cement of pouring into simultaneously can effectively discharge through the clearance between the cushion, and can make cement can fully spread all around under the effectual separation of baffle, simultaneously effectively push cement and bottom are flowed by the mud thick liquid on that first rotating vane and second rotating vane rotate and produce under the rotation of separation frame and briquetting and the rotation of briquetting and fill Divide the mixture, can make the cement after the mixture move downwards again under the rotation of guide plate simultaneously, and then the in-process that shifts up at equipment makes cement can more abundant filling hole clearance, and then effectively improves final finished product's quality.

The utility model adopts the technical scheme as follows: a drill rod for a variable-diameter bidirectional cement mixing pile comprises a connecting rod and a threaded connecting pipe, wherein an external thread is arranged on the outer surface of the connecting rod close to the top edge, a rod body is fixedly connected to the bottom end of the connecting rod, a limiting ring is fixedly connected to the inner surface wall of the rod body close to the center, a guide pipe is embedded in the limiting ring in a sliding manner, an installation pipe is sleeved on the outer surface of the guide pipe close to the bottom edge in a sliding manner, a guide piece is sleeved on the outer surface of the installation pipe close to the top edge, a plurality of pressing blocks are fixedly connected to the outer surface of the installation pipe close to the bottom edge in the circumferential direction at equal intervals, a blocking frame is fixedly connected between the outer surfaces of one sides of the pressing blocks, a plurality of cushion blocks are fixedly connected to the bottom end of the threaded connecting pipe in the circumferential direction at equal intervals, a partition plate is fixedly connected between the bottoms of the cushion blocks, and a guide block is fixedly connected to the center of the bottom of the partition plate, the guide block surface is close to top edge and along a plurality of first rotatory leafs of circumferencial direction equidistance fixedly connected with, the guide block surface is close to bottom edge and along a plurality of second rotatory leafs of circumferencial direction equidistance fixedly connected with.

The connecting rod is of a hollow round platform-like structure, and the top end and the bottom end of the connecting rod are both of an opening structure.

The rod body is of a hollow cylindrical structure, and the top end and the bottom end of the rod body are both of an opening structure.

Wherein, the internal thread has been seted up to the table wall in the body of rod near bottom edge, and the body of rod and threaded connection pipe pass through internal thread threaded connection.

Wherein, the table wall all has seted up the spacing groove near top both sides edge in the connecting rod.

The two outer surfaces of the rod body are close to the center and are fixedly connected with first positioning blocks, and the outer surface of the rod body is located above the corresponding first positioning blocks and is fixedly connected with second positioning blocks.

And the outer surface of the rod body is positioned above the corresponding second positioning block and is fixedly connected with a clamping block.

The outer surfaces of two sides of the rod body are provided with first threaded holes close to the center of the bottom edge, the outer surface of the installation pipe is provided with second threaded holes close to the center of the bottom edge, and each second threaded hole is internally provided with a fixing bolt in threaded connection with the corresponding first threaded hole.

And a third threaded hole is formed in the outer surfaces of the two sides of the threaded connecting pipe and is close to the center of the edge of the bottom end, and one end of each fixing bolt extends into the corresponding third threaded hole.

The inner surface wall of the material guide pipe is provided with a connecting pipe close to the edge of the bottom end in a communicated manner, and the top end of the material guide pipe extends to the inside of the connecting rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

(1) in the utility model, after the connecting rod is firmly connected with the rod body, the connecting pipe in the upper equipment can effectively extend into the material guiding pipe in the lower equipment, and then the material guiding pipe and the connecting pipe after being communicated can effectively convey cement, and finally the cement can be effectively conveyed outwards through the threaded connecting pipe, and simultaneously the material guiding pipe and the connecting pipe can be conveniently taken out after the equipment is disassembled, so that the residual cement in the equipment can be effectively cleaned, and further the blockage in the equipment after being used for a long time can be effectively prevented, the high-efficiency use effect of the equipment can be ensured, simultaneously the injected cement can be effectively discharged through the gap between the cushion blocks, the cement can be fully diffused all around under the effective separation of the baffle plate, simultaneously, the cement and the upward mud gushing slurry generated by the rotation of the first rotating blade and the second rotating blade at the bottom of the baffle frame and the pressure block are effectively pushed under the rotation of the baffle frame and the pressure block to be fully mixed, simultaneously can make the cement after the mixture move downwards again under the rotation of guide plate, and then the in-process that shifts up at equipment makes the hole clearance that can be more abundant of cement, and then effectively improves final finished product's quality.

(2) In the utility model, the external thread arranged on the outer surface of the connecting rod can effectively and stably connect with the existing cement mixing pile device, and further according to the actual use condition, the rod body can be effectively inserted into the connecting rod of another device, and simultaneously the first positioning block can be effectively clamped into the corresponding limiting groove, and further the rod body is pressed downwards and rotated anticlockwise, so that the first positioning block reaches the rightmost side of the limiting groove, at the moment, the second positioning block just enters the limiting groove, and further the second positioning block reaches the leftmost side of the limiting groove by continuously pressing downwards and rotating the rod body clockwise, and simultaneously the first positioning block reaches the middle position of the limiting groove, so that the ground and the rod body can be mutually extruded after the device is contacted with the ground, and further the first positioning block and the second positioning block can reach the deepest positions in the limiting groove, so that the cement mixing pile device can effectively drive a plurality of device notices to effectively rotate, make equipment can conveniently install and dismantle, and then effectively accelerate whole construction process.

Drawings

Fig. 1 is a front perspective view of the present invention;

fig. 2 is a rear perspective view of the present invention;

fig. 3 is a bottom perspective view of the present invention;

fig. 4 is a front cross-sectional perspective view of the present invention;

FIG. 5 is a front sectional expanded perspective view of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 5 according to the present invention;

fig. 7 is an enlarged view of a portion B of fig. 5 according to the present invention;

fig. 8 is an enlarged view of a portion C in fig. 5 according to the present invention.

The labels in the figure are: 1. a connecting rod; 2. a limiting ring; 3. a rod body; 4. a material guide pipe; 5. a connecting pipe; 6. a threaded connection pipe; 7. cushion blocks; 8. a partition plate; 9. a guide block; 10. a first rotating blade; 11. a second rotating blade; 12. installing a pipe; 13. a guide piece; 14. a barrier frame; 15. briquetting; 16. a first positioning block; 17. a second positioning block; 18. a clamping block; 19. and (6) fixing the bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example one, with reference to fig. 1-8: a drill rod for a variable-diameter bidirectional cement mixing pile comprises a connecting rod 1 and a threaded connecting pipe 6, wherein the arrangement of the connecting rod 1 provides an installation basis for the arrangement of other functional parts of equipment, the equipment can be conveniently installed and arranged through the arrangement of the threaded connecting pipe 6, meanwhile, the functional parts of the equipment can be conveniently installed and disassembled, external threads are arranged on the outer surface of the connecting rod 1 close to the edge of the top end, the equipment can be stably connected with a cement mixing pile device through the arrangement of the external threads, a rod body 3 is fixedly connected to the bottom end of the connecting rod 1, the arrangement of the rod body 3 is convenient for the installation and arrangement of the other functional parts of the equipment, a limiting ring 2 is fixedly connected to the position, close to the center, of the inner surface wall of the rod body 3, the arrangement of the limiting ring 2 can effectively limit the position of a material guide pipe 4, the installation and the disassembly of the material guide pipe 4 are convenient, the material guide pipe 4 is slidably embedded in the limiting ring 2, the arrangement of the material guide pipes 4 is matched with the connecting pipe 5 to effectively convey cement, so that the cement is effectively prevented from contacting with other functional components in the equipment, the equipment can be cleaned more conveniently, the blockage in the equipment is effectively prevented, the installation pipe 12 is slidably sleeved on the outer surface of the material guide pipes 4 close to the bottom edge, the installation and disassembly of the other functional components of the equipment are facilitated by the arrangement of the installation pipe 12, the actual use effect of the equipment is effectively improved, the guide piece 13 is sleeved on the outer surface of the installation pipe 12 close to the top edge, the mixed cement can be effectively pushed downwards again by the arrangement of the guide piece 13, so that the inner space of a hole can be fully filled with the cement, a plurality of pressing blocks 15 are fixedly connected on the outer surface of the installation pipe 12 close to the bottom edge along the circumferential direction at equal intervals, and the arrangement of the pressing blocks 15 can effectively push the discharged cement downwards, so that cement can be fully mixed with slurry through the rotating first rotating blade 10 and the rotating second rotating blade 11, and the quality of a final finished product is effectively ensured, the blocking frame 14 is fixedly connected between the outer surfaces of one sides of the plurality of pressing blocks 15, the setting of the blocking frame 14 can effectively prevent the total slurry from blocking the gap between the cushion blocks 7 in the process of submerging the equipment, and further ensure that the cement can be effectively discharged, the plurality of cushion blocks 7 are fixedly connected to the bottom end of the threaded connecting pipe 6 at equal intervals along the circumferential direction, the partition plate 8 is fixedly connected between the bottoms of the plurality of cushion blocks 7, the setting of the partition plate 8 can effectively prevent upwelling slurry from pushing the cement upwards, so that the cement can be better diffused, and further the cement can be better mixed with the slurry, the guide block 9 is fixedly connected to the center of the bottom of the partition plate 8, and the setting of the first rotating blade 10 and the second rotating blade 11 is convenient through the setting of the guide block 9, and then through guide block 9, the rotation of first rotatory leaf 10 and second rotatory leaf 11 can effectively make equipment normally dive and remove, 9 surfaces of guide block are close to top edge and along a plurality of first rotatory leaves 10 of circumferencial direction equidistance fixedly connected with, the cooperation second rotatory leaf 11 of establishhing of first rotatory leaf 10 can effectively carry out the mixing stirring of cement, can effectively trompil ground simultaneously and make equipment normally dive and remove, 9 surfaces of guide block are close to bottom edge and along a plurality of second rotatory leaves 11 of circumferencial direction equidistance fixedly connected with.

Example two, with reference to fig. 4-8: the connecting rod 1 is of a hollow round platform-shaped structure, the top end and the bottom end of the connecting rod 1 are both of an open structure, the rod body 3 is of a hollow cylindrical structure, the top end and the bottom end of the rod body 3 are both of an open structure, installation and arrangement of other functional parts of equipment are facilitated through establishment of the structure, an internal thread is arranged on the inner surface wall of the rod body 3 close to the bottom end edge, installation and arrangement of the threaded connecting pipe 6 are facilitated through establishment of the internal thread, the rod body 3 and the threaded connecting pipe 6 are connected through the internal thread, limiting grooves are formed in the inner surface wall of the connecting rod 1 close to the two side edges of the top end, effective connection between the connecting rod 1 and the rod body 3 can be effectively achieved through establishment of the limiting grooves in cooperation with the first positioning block 16 and the second positioning block 17, the first positioning block 16 is fixedly connected to the two outer surfaces of the rod body 3 close to the center, and the second positioning block 17 is fixedly connected to the outer surface of the rod body 3 above the corresponding first positioning block 16, the outer surface of the rod body 3 is fixedly connected with a fixture block 18 above the corresponding second positioning block 17, slurry can be effectively prevented from being injected into the limiting groove through the fixture block 18, the outer surfaces of two sides of the rod body 3 are provided with first threaded holes near the center of the bottom edge, the establishment of the first threaded holes is matched with the installation of the fixing bolts 19 through the second threaded holes and the third threaded holes, the outer surface of the installation pipe 12 is provided with second threaded holes near the center of the bottom edge, the fixing bolts 19 are in threaded connection between the inner part of each second threaded hole and the corresponding first threaded hole, the establishment of the fixing bolts 19 can effectively realize the stable connection of the installation pipe 12 and the threaded connection pipe 6 with the rod body 3, the outer surfaces of two sides of the threaded connection pipe 6 are provided with third threaded holes near the center of the bottom edge, one end of each fixing bolt 19 extends into the corresponding third threaded hole, the connection pipe 5 is arranged near the bottom edge on the inner surface wall of the material guide pipe 4 in a communicated manner, and the top end of the material guide pipe 4 extends to the inside of the connecting rod 1.

When in use, the external thread arranged on the outer surface of the connecting rod 1 can be effectively and stably connected with the existing cement mixing pile device, so that the rod body 3 can be effectively inserted into the connecting rod 1 of another device according to actual use conditions, the first positioning block 16 can be effectively clamped into the corresponding limiting groove, the rod body 3 is pressed downwards and rotated anticlockwise, the first positioning block 16 reaches the rightmost side of the limiting groove, the second positioning block 17 just enters the limiting groove, the second positioning block 17 reaches the leftmost side of the limiting groove by continuously pressing and clockwise rotating the rod body 3, the first positioning block 16 reaches the middle position of the limiting groove, the ground and the rod body 3 can be mutually extruded after the devices are contacted with the ground, the first positioning block 16 and the second positioning block 17 can reach the deepest positions in the limiting groove, and the cement mixing pile device can effectively drive a plurality of device notices to effectively rotate, make equipment can conveniently install and dismantle, and then effectively accelerate whole construction process, simultaneously after connecting rod 1 and body of rod 3's firm connection, be located top equipment in connecting pipe 5 will effectively extend to the passage 4 that is located below equipment, and then passage 4 and connecting pipe 5 after the intercommunication can effectively carry out the transport of cement, finally effectively outwards carry through threaded connection pipe 6, simultaneously can take out passage 4 and connecting pipe 5 through convenient after equipment dismantlement, and then effectively carry out the washing of the inside cement that remains of equipment, and then effectively prevent the inside jam that appears of equipment after the longer time of using, ensure the high-efficient result of use of equipment, the cement of pouring into simultaneously can effectively discharge through the clearance between 7, and can make cement can fully spread all around under the effectual separation of baffle 8, simultaneously under the rotation of block frame 14 and briquetting 15 effectively push cement and bottom by first rotatory leaf 10 and second rotatory leaf 10, the rotatory jam The upwelling mud that the leaf 11 rotation produced carries out intensive mixing, can make the cement after the mixture remove downwards again under the rotation of guide vane 13 simultaneously, and then makes the more abundant filling hole clearance of cement at the in-process that equipment moved up, and then effectively improves final finished product's quality.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a drilling rod for two-way cement mixing stake of reducing, includes connecting rod (1) and threaded connection pipe (6), its characterized in that: the outer surface of the connecting rod (1) is provided with external threads close to the edge of the top end, the bottom end of the connecting rod (1) is fixedly connected with a rod body (3), a limiting ring (2) is fixedly connected to the inner surface wall of the rod body (3) close to the center, a material guide pipe (4) is embedded in the limiting ring (2) in a sliding mode, an installation pipe (12) is sleeved on the outer surface of the material guide pipe (4) close to the edge of the bottom end in a sliding mode, a guide sheet (13) is sleeved on the outer surface of the installation pipe (12) close to the edge of the top end in a sliding mode, a plurality of pressing blocks (15) are fixedly connected to the outer surface of the installation pipe (12) close to the edge of the bottom end in an equidistant mode along the circumferential direction, and a blocking frame (14) is fixedly connected between the outer surfaces of one sides of the plurality of the pressing blocks (15);

threaded connection pipe (6) bottom is along a plurality of cushion of circumferencial direction equidistance fixedly connected with (7), and is a plurality of fixedly connected with baffle (8) between cushion (7) bottom, baffle (8) bottom center department fixedly connected with guide block (9), guide block (9) surface is close to top edge and follows a plurality of first swivel leaves of circumferencial direction equidistance fixedly connected with (10), guide block (9) surface is close to bottom edge and follows a plurality of second swivel leaves of circumferencial direction equidistance fixedly connected with (11).

2. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the connecting rod (1) is of a hollow round platform-shaped structure, and the top end and the bottom end of the connecting rod (1) are both of an open structure.

3. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the rod body (3) is of a hollow cylindrical structure, and the top end and the bottom end of the rod body (3) are both of an opening structure.

4. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the inner surface wall of the rod body (3) is provided with an internal thread near the edge of the bottom end, and the rod body (3) is connected with the threaded connecting pipe (6) through the internal thread.

5. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: limiting grooves are formed in the inner surface wall of the connecting rod (1) and are close to the edges of the two sides of the top end.

6. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the two outer surfaces of the rod body (3) are close to the center and are fixedly connected with first positioning blocks (16), and the outer surface of the rod body (3) is located above the corresponding first positioning blocks (16) and is fixedly connected with second positioning blocks (17).

7. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 6, wherein: the outer surface of the rod body (3) is fixedly connected with clamping blocks (18) above the corresponding second positioning blocks (17).

8. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the utility model discloses a bolt, including the body of rod (3), the body of rod (12) both sides surface is close to bottom edge center department and all has seted up first screw hole, installation pipe (12) surface is close to bottom edge center department and all has seted up the second screw hole, and every second screw hole is inside and correspond equal threaded connection has gim peg (19) between the first screw hole is inside.

9. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 8, wherein: and third threaded holes are formed in the outer surfaces of the two sides of the threaded connecting pipe (6) and are close to the center of the edge of the bottom end, and one end of each fixing bolt (19) extends into the corresponding third threaded hole.

10. The drill rod for the variable-diameter bidirectional cement mixing pile as claimed in claim 1, wherein: the inner surface wall of the material guide pipe (4) is provided with a connecting pipe (5) close to the edge of the bottom end in a communicated manner, and the top end of the material guide pipe (4) extends to the inside of the connecting rod (1).