CN115324122B - Mechanical expanding type anti-floating anchor rod - Google Patents
Mechanical expanding type anti-floating anchor rod Download PDFInfo
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- CN115324122B CN115324122B CN202211044149.0A CN202211044149A CN115324122B CN 115324122 B CN115324122 B CN 115324122B CN 202211044149 A CN202211044149 A CN 202211044149A CN 115324122 B CN115324122 B CN 115324122B
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- rod
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- unlocking
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Joining Of Building Structures In Genera (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The application relates to a mechanical expanding type anti-floating anchor rod, and relates to the technical field of anti-floating anchors. The steel column is connected with the steel column through the connecting component, the clamping component is provided with a heavy plate, the heavy plate is connected with the connecting component through the fixing component, the heavy plate is provided with an anchor rod, the heavy plate is provided with a reinforcing component, and an unlocking mechanism is arranged between the reinforcing component and the anchor rod. The application has the effect of improving the pulling strength of the steel column.
Description
Technical Field
The application relates to the field of anti-floating anchors, in particular to a mechanical expanding anti-floating anchor.
Background
The anti-floating anchor rod is one kind of anti-floating measure for underground structure in building engineering. The anti-floating anchor rod refers to a structural member which is arranged against the upward displacement of a building on the anti-floating anchor rod, and is related to the height and the change condition of the underground water level and is opposite to the stress direction of the anti-floating pile.
At present, the ground is generally drilled, then a steel pipe or a steel column is inserted into the hole, then slurry is injected into the hole, and after the slurry is solidified, an anti-floating anchor rod is formed.
In carrying out the present application, the inventors have found that at least the following problems exist in this technology: the steel pipe or the steel column is fixed by the slurry alone, and the pulling strength of the steel pipe or the steel column is low, so that the steel pipe or the steel column can easily float upwards, and the steel pipe or the steel column needs to be improved.
Disclosure of Invention
In order to solve the problem that the steel pipe or the steel column is low in pulling resistance and easy to float upwards, the application provides a mechanical expanding type anti-floating anchor rod.
The application provides a mechanical expanding type anti-floating anchor rod which adopts the following technical scheme:
the utility model provides a mechanical expanding anti-floating anchor, includes the motor of locating in the backup pad, the coaxial fixed drilling rod that is provided with of output of motor, and the drilling rod is established to the cavity, the inside of drilling rod is connected with the steel column through coupling assembling, the bottom of steel column is connected with clamping assembly, be provided with heavy board on the clamping assembly, heavy board pass through fixed subassembly with coupling assembling is connected, be provided with the stock on the heavy board, be provided with the reinforcing assembly on the heavy board, the reinforcing assembly with be provided with unlocking mechanism between the stock.
By adopting the technical scheme, after drilling is finished, the steel column and the drill rod are separated through the connecting component, then the heavy plate and the steel column slide downwards along the vertical direction, the blocking bag is crushed because the sum of the weights of the heavy plate and the steel column is larger, then the anchor rod is continuously inserted into the soil layer because the sum of the weights of the heavy plate and the steel column is larger, at the moment, the unlocking mechanism operates and unlocks the reinforcing component, and the reinforcing component is also inserted into the soil layer, so that the pulling resistance of the heavy plate is improved; and after guaranteeing the tensile strength of heavy board is high enough, the clamping component has certain clamping force to the steel column, and when the steel column upwards has the trend of floating along vertical direction, because the tensile strength of heavy board is high enough and the steel column is difficult to drive the bearing plate to float together, and this clamping component will be to the steel column clamping force is bigger to the clamping effect to the steel column is better, and then has further improved the tensile strength of steel column.
Optionally, the coupling assembling includes stay cord, couple and link, stay cord one end with the inner wall of drilling rod is fixed, the other end with the couple is fixed, the link is fixed in on the lateral wall of steel column, the couple is hung and is located on the link.
By adopting the technical scheme, when drilling is not performed, the hook is hung on the hanging ring, so that the steel column is not easy to fall out of the drill rod; after the drilling is finished, the hook is taken down from the hanging ring, at the moment, the blocking bag is crushed due to the fact that the sum of the weights of the heavy plate and the steel column is large, and then the anchor rod is inserted into the soil layer due to the fact that the sum of the weights of the heavy plate and the steel column is large.
Optionally, the inner wall of drilling rod has seted up the spout, be provided with the stopper on the lateral wall of steel column, the stopper insert establish and slide in the spout.
Through adopting above-mentioned technical scheme, the effect of stopper lies in separating back with steel column and drilling rod through coupling assembling, and the steel column can follow vertical direction roll-off drilling rod and be difficult for taking place the skew to be difficult for influencing the stock on the heavy board and insert the soil horizon.
Optionally, the clamping assembly includes sleeve, telescopic link, holds the board, grip block, connecting rod and a pair of splint, the sleeve with it is all fixed with to accept the board, telescopic link one end sliding connection in the sleeve, the other end run through hold the board and with the grip block is fixed, splint with it holds board sliding connection, connecting rod one end with the grip block articulates, the other end with the splint articulates, the steel column is placed two between the splint.
Through adopting above-mentioned technical scheme, when guaranteeing that the tensile strength of heavy board is high enough, the steel column has the trend of floating along vertical direction, and the steel column passes through mud and grip block is fixed this moment, and the steel column will drive the telescopic link and upwards float the trend along vertical direction, and the connecting rod will tend to be vertical this moment, and two splint will have the trend of relative slip to the clamping force is greater to the steel column, thereby is better to the centre gripping effect of steel column, and then has further improved the tensile strength of steel column.
Optionally, the fixed subassembly includes fixed rope and fixed hook, fixed rope one end with heavy board is connected, the other end runs through the stopper and with fixed hook is connected, fixed hook is located on the stay cord.
By adopting the technical scheme, before drilling, the heavy plate is not easy to drop out of the drill rod due to dead weight through the cooperation of the fixed hooks and the fixed ropes.
Optionally, the unlocking mechanism includes locking subassembly and unblock subassembly, locking subassembly connect in between the reinforcing component with the unblock subassembly, unblock subassembly keep away from locking subassembly's one end with the stock is connected.
By adopting the technical scheme, when the anchor rod is inserted into the soil layer, the unlocking component runs to separate the locking component from the reinforcing component; after separation, the reinforcement assembly will automatically be inserted into the earth, thereby increasing the pullout strength of the heavy plate.
Optionally, the reinforcing component comprises a reinforcing rod and a reinforcing spring, a reinforcing hole is formed in the heavy plate, the reinforcing rod is inserted into the reinforcing hole, one end of the reinforcing spring is fixed to the bottom of the reinforcing hole, the other end of the reinforcing spring is fixed to the reinforcing rod, and one end, far away from the unlocking component, of the locking component is connected with the reinforcing rod.
By adopting the technical scheme, when the anchor rod is inserted into the soil layer, the unlocking component operates to unlock the locking component and the reinforcing rod; after unlocking is finished, the reinforcing rod is automatically inserted into the soil layer through the elasticity of the reinforcing spring, so that the pulling strength of the heavy plate is improved.
Optionally, the locking subassembly includes locking pole and movable rod, the hole of placing has been seted up to the inner wall in strengthening the hole, the last locking hole of having seted up of strengthening the pole, locking pole one end insert establish to place downthehole, the other end insert establish to in the locking hole, the movable hole has been seted up to the inner wall in placing the hole, the movable rod insert establish and slide in the movable hole just the movable rod with the locking pole is fixed, the movable rod is kept away from the one end of locking pole with the unblock subassembly is connected.
By adopting the technical scheme, when the anchor rod is inserted into the soil layer, the unlocking component moves to push the moving rod upwards in the vertical direction, and the locking rod is driven by the moving rod to move upwards in the vertical direction, so that the locking rod is separated from the locking hole; after separation, the reinforcing rods are automatically inserted into the soil layer through the elasticity of the reinforcing springs, so that the pulling strength of the heavy plate is improved.
Optionally, the unlocking component includes unlocking lever and unlocking plate, the unlocking hole has been seted up in the bottom of stock run through, unlocking plate insert establish and slide in the unlocking hole, unlocking lever one end with unlocking plate is fixed, the other end runs through to the removal hole and with removal pole fixed connection.
By adopting the technical scheme, when the anchor rod is inserted into the soil layer, the soil enters the unlocking hole to push the unlocking plate to slide upwards along the vertical direction, and the unlocking rod is driven to slide upwards along the vertical direction, so that the moving rod is pushed to move upwards along the vertical direction, and the locking rod is separated from the locking hole; after separation, the reinforcing rods are automatically inserted into the soil layer through the elasticity of the reinforcing springs, so that the pulling strength of the heavy plate is improved.
Optionally, offer the inclined hole on the steel column, the inclined hole interpolation is equipped with oblique inserted bar, oblique inserted bar with be provided with oblique plug spring between the hole bottom of inclined hole, oblique inserted bar keep away from the one end of oblique plug spring with the drilling rod inner wall supports and pastes.
Through adopting above-mentioned technical scheme, after the drilling rod upwards promotes along vertical direction, the oblique inserted bar will not be kept out by the drilling rod any longer, and the oblique inserted bar will be automatic to insert in the soil horizon through the elasticity of oblique plug spring this moment to improve the tensile strength of high post.
In summary, the present application includes at least one of the following beneficial effects:
1. after drilling, the steel column and the drill rod are separated through the connecting assembly, then the heavy plate and the steel column slide downwards along the vertical direction, at the moment, the blocking bag is crushed due to the fact that the sum of the weights of the heavy plate and the steel column is large, then the anchor rod is inserted into the soil layer due to the fact that the sum of the weights of the heavy plate and the steel column is large, at the moment, the unlocking mechanism operates and unlocks the reinforcing assembly, and the reinforcing assembly is also inserted into the soil layer, so that the pulling resistance of the heavy plate is improved; and after guaranteeing the tensile strength of heavy board is high enough, the clamping component has certain clamping force to the steel column, and when the steel column upwards has the trend of floating along vertical direction, because the tensile strength of heavy board is high enough and the steel column is difficult to drive the bearing plate to float together, and this clamping component will be to the steel column clamping force is bigger to the clamping effect to the steel column is better, and then has further improved the tensile strength of steel column.
2. The limiting block has the effect that after the steel column is separated from the drill rod through the connecting component, the steel column can slide out of the drill rod along the vertical direction and is not easy to deviate, so that the anchor rod on the heavy plate is not easy to influence to be inserted into the soil layer.
3. Before drilling, the heavy plate is not easy to fall out of the drill rod due to dead weight through the cooperation of the fixed hooks and the fixed ropes.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic diagram of a clamping assembly according to an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial enlarged view at B in FIG. 2;
fig. 5 is a schematic diagram of a structure for embodying connection of the oblique insert rod and the steel column in the embodiment of the present application.
In the figure: 1. a support plate; 11. a motor; 12. a circular plate; 13. a drill rod; 131. a chute; 2. a steel column; 21. grouting holes; 22. a slurry passing hole; 23. inclined holes; 231. an oblique inserted link; 232. obliquely inserting a spring; 24. a limiting block; 3. a connection assembly; 31. a pull rope; 32. a hook; 33. hanging rings; 4. a clamping assembly; 41. a sleeve; 42. a telescopic rod; 43. a receiving plate; 44. a clamping block; 45. a connecting rod; 46. a clamping plate; 5. a fixing assembly; 51. a fixing rope; 52. a fixed hook; 6. a reinforcement assembly; 61. a reinforcing rod; 611. a locking hole; 62. a reinforcing spring; 7. a locking assembly; 71. a locking lever; 72. a moving rod; 8. unlocking the assembly; 81. unlocking the rod; 82. unlocking plate; 9. a heavy plate; 91. reinforcing holes; 92. placing the hole; 93. a moving hole; 94. a bolt; 941. unlocking the hole.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a mechanical expanding type anti-floating anchor rod. Referring to fig. 1, a mechanical expanding anti-floating anchor comprises a motor 11 arranged on a supporting plate 1, the motor 11 is positioned at the bottom of the supporting plate 1, a circular plate 12 is coaxially fixed at the output end of the motor 11, a drill rod 13 is fixedly connected to the circular plate 12 through a rod body, and the drill rod 13 is hollow and both ends of the drill rod 13 are both open.
Referring to fig. 2, a ring plate is fixedly sleeved at the bottom of the drill bit, hollow holes are formed in the side wall of the ring plate, two hollow holes are formed in the two hollow holes in a cutting mode, the two hollow holes are symmetrically arranged by taking a drill rod 13 as a central shaft, a hydraulic cylinder is fixedly arranged in each hollow hole, a crushing cutter is fixedly arranged on a pushing shaft of each hydraulic cylinder, and the crushing cutters penetrate through the hollow holes. When the hydraulic reamer is used, the supporting plate 1 is externally connected with lifting equipment, the motor 11 is started to drive the drill rod 13 to rotate, then the breaking knife breaks the earth to form a straight hole section, and then the hydraulic cylinder can be started to push the breaking knife outwards to drill the reaming section. In the embodiment of the application, the hydraulic cylinder and the motor 11 can be controlled to be opened and closed by the controller, and the hydraulic cylinder has a waterproof function.
Referring to fig. 2, the inside of the drill rod 13 is connected with a steel column 2 through a connection assembly 3, and the bottom of the steel column 2 is provided with a clamping assembly 4 for clamping the steel column 2. The bottom of the clamping assembly 4 is fixedly provided with a heavy plate 9, the heavy plate 9 is connected with the connecting assembly 3 through the fixing assembly 5, the bottom wall of the heavy plate 9 is provided with two anchor rods 94, and one end of the anchor rods 94 far away from the heavy plate 9 is provided with a tip. The bottom of the drill rod 13 is fixedly provided with a blocking bag, and the blocking bag has the effect that soil is not easy to enter the interior of the drill rod 13 during drilling so as to cause upward extrusion force on the heavy plate 9.
Referring to fig. 2, two groups of reinforcing components 6 are arranged on the heavy plate 9, the two groups of reinforcing components 6 are in one-to-one correspondence with the two anchor rods 94, and an unlocking mechanism is arranged between the reinforcing components 6 and the anchor rods 94. The top wall of the steel column 2 is provided with grouting holes 21, the side wall of the steel column 2 is provided with a plurality of grouting holes 22, and the grouting holes 22 are communicated with the grouting holes 21, in the embodiment of the application, the grouting holes 22 are provided with two groups in total, the two groups of grouting holes 22 are symmetrically arranged by taking the grouting holes 21 as a central axis, the grouting holes 22 in a single group are three, and the three grouting holes 22 are distributed along the length direction of the steel column 2.
Referring to fig. 2, after the drilling is completed, the steel column 2 is separated from the drill rod 13 through the connection assembly 3, then the heavy plate 9 and the steel column 2 slide downwards in the vertical direction, at this time, the blocking bag is crushed because the sum of the weights of the heavy plate 9 and the steel column 2 is large, then the anchor rods 94 are continuously inserted into the soil layer because the sum of the weights of the heavy plate 9 and the steel column 2 is large, at this time, the unlocking mechanism is operated and unlocks the reinforcing assembly 6, and the reinforcing assembly 6 is also inserted into the soil layer, so that the pulling resistance of the heavy plate 9 is improved; after the pulling strength of the heavy plate 9 is ensured to be high enough, the clamping assembly 4 has a certain clamping force on the steel column 2, and when the steel column 2 has a tendency to float upwards along the vertical direction, the steel column 2 is not easy to drive the bearing plate to float together due to the high enough pulling strength of the heavy plate 9, and the clamping assembly 4 has a larger clamping force on the steel column 2, so that the clamping effect on the steel column 2 is better, and the pulling strength of the steel column 2 is further improved;
referring to fig. 2, the drill pipe 13 is lifted by a lifting device while the grouting holes 21 are filled with slurry, the slurry is injected into the drilled holes through the grouting holes 22, and the crushing blades agitate the slurry.
Referring to fig. 3, the connection assembly 3 includes four pull ropes 31, hooks 32 and hanging rings 33, in this embodiment, the pull ropes 31, the hooks 32 and the hanging rings 33 are all four, one end of each pull rope 31 is fixedly connected with the inner wall of the drill rod 13, the other end of each pull rope is fixedly connected with each hanging ring 32, the hanging rings 33 are fixedly connected with the side wall of the steel column 2 and are close to the top of the steel column 2, the four hanging rings 33 are uniformly distributed along the circumferential direction of the steel column 2, and the hanging rings 32 are hung on the hanging rings 33. When no hole is drilled, the hanging hook 32 is hung on the hanging ring 33, so that the steel column 2 is not easy to fall out of the drill rod 13; after drilling, the hook 32 is removed from the hanging ring 33, and the blocking bag is crushed at this time because the sum of the weights of the heavy plate 9 and the steel column 2 is large, and then the anchor rod 94 is inserted into the soil layer because the sum of the weights of the heavy plate 9 and the steel column 2 is large.
Referring to fig. 2, in addition, a chute 131 is formed in the inner wall of the drill rod 13 in the vertical direction, and both ends of the chute 131 in the length direction penetrate the drill rod 13. In the embodiment of the application, two sliding grooves 131 are provided, and the two sliding grooves 131 are symmetrically arranged by taking the steel column 2 as a central axis. The lateral wall of steel column 2 is fixed to be provided with stopper 24, and stopper 24 inserts and establish in spout 131 and can follow spout 131 length direction and slide, and stopper 24's effect lies in after separating steel column 2 and drilling rod 13 through coupling assembling 3, and steel column 2 can slide out drilling rod 13 along vertical direction and be difficult for taking place the skew to be difficult for influencing stock 94 on heavy board 9 and insert the soil horizon.
Referring to fig. 2, the clamping assembly 4 includes a sleeve 41, a telescopic rod 42, a receiving plate 43, a clamping block 44, a connecting rod 45 and a pair of clamping plates 46, wherein the sleeve 41 is fixed at the center of the top wall of the heavy plate 9, one end of the telescopic rod 42 is slidably connected in the sleeve 41, the other end of the telescopic rod is fixedly connected with the clamping block 44, the receiving plate 43 is fixed above the heavy plate 9 through a rod body, and one end of the telescopic rod 42, which is far from the sleeve 41, penetrates the receiving plate 43. The two clamping plates 46 are slidably connected with the bearing plate 43 and can slide along the horizontal direction, one end of the connecting rod 45 is hinged with the clamping block 44, the other end of the connecting rod 45 is hinged with the clamping plate 46, the connecting rod 45 is in an inclined state, and one end of the connecting rod 45, which is close to the clamping block 44, is higher than one end, which is close to the clamping plate 46.
Referring to fig. 2, the steel column 2 is clamped between two clamping plates 46, rubber pads are fixedly arranged on one sides of the clamping plates 46 close to the steel column 2, the rubber pads are abutted against the side walls of the steel column 2, and the rubber pads can improve friction force between the clamping plates 46 and the steel column 2. After guaranteeing that the tensile strength of heavy board 9 is high enough, when steel column 2 has the trend of floating along the vertical direction, steel column 2 passes through mud and grip block 44 fixed this moment, and steel column 2 will drive telescopic link 42 and upwards float the trend along the vertical direction this moment, and connecting rod 45 will tend to be vertical, and two splint 46 will have the trend of relative slip to the clamping force is greater to steel column 2, thereby to the clamping effect to steel column 2 is better, and then has further improved steel column 2's tensile strength.
Referring to fig. 3, the fixing assembly 5 includes a fixing rope 51 and a fixing hook 52, one end of the fixing rope 51 is fixedly connected with the top wall of the heavy plate 9, the other end of the fixing rope 51 penetrates through the limiting block 24 and is connected with the fixing hook 52, in the embodiment of the application, two fixing ropes 51 are provided, and the fixing hook 52 is hung on the pull rope 31. Before drilling, the heavy plate 9 is not easy to fall out of the drill rod 13 due to self weight by the cooperation of the fixed hooks 52 and the fixed ropes 51.
Referring to fig. 4, the reinforcing members 6 include reinforcing rods 61 and reinforcing springs 62, and in the embodiment of the present application, the reinforcing members 6 are arranged in two groups, and the reinforcing members 6 in two groups are symmetrically arranged about the sleeve 41 as a central axis. The side wall of the heavy plate 9 is provided with a reinforcing hole 91, the reinforcing rod 61 is inserted into the reinforcing hole 91 and the reinforcing rod 61 slides in the reinforcing hole 91, one end of the reinforcing spring 62 is fixedly connected with the bottom of the reinforcing hole 91, the other end is fixedly connected with the end wall of the reinforcing rod 61, and one end of the reinforcing rod 61 away from the reinforcing spring 62 is provided with a tip.
Referring to fig. 4, the reinforcing rod 61 is connected to an unlocking mechanism, which is operated to unlock the reinforcing rod 61 when the anchor rod 94 is inserted into the soil layer; after unlocking, the reinforcing rod 61 is automatically inserted into the soil layer by the elasticity of the reinforcing spring 62, thereby improving the pulling strength of the heavy plate 9.
Referring to fig. 4, the unlocking mechanism includes a locking assembly 7 and an unlocking assembly 8, the locking assembly 7 is connected between the reinforcing rod 61 and the unlocking assembly 8, and one end of the unlocking assembly 8 away from the locking assembly 7 is connected with an anchor rod 94. When the anchor rod 94 is inserted into the soil layer, the unlocking component 8 will operate to separate the locking component 7 from the reinforcing rod 61; after separation, the reinforcing rods 61 will be automatically inserted into the soil layer by the elastic force of the reinforcing springs 62, thereby improving the pulling strength of the heavy plate 9.
Referring to fig. 4, the locking assembly 7 includes a locking lever 71 and a moving lever 72, a placement hole 92 is provided at an inner top wall of the reinforcing hole 91, a locking hole 611 is provided at a top wall of the reinforcing rod 61 and coaxial with the placement hole 92, and one end of the locking lever 71 is inserted into the placement hole 92 and the other end is inserted into the locking hole 611. The inner side wall of the placement hole 92 is provided with a moving hole 93, the moving rod 72 is inserted into the moving hole 93, one end of the moving rod 72 is fixed with the reinforcing rod 61, and the other end is slidably connected with the inner wall of the moving hole 93 and can slide along the vertical direction. The end of the moving rod 72 remote from the locking rod 71 is connected to the unlocking assembly 8. When the anchor rod 94 is inserted into the soil layer, the unlocking assembly 8 operates to push the moving rod 72 upwards in the vertical direction, and the locking rod 71 is driven by the moving rod 72 to move upwards in the vertical direction, so that the locking rod 71 is separated from the locking hole 611; after separation, the reinforcing rods 61 will be automatically inserted into the soil layer by the elastic force of the reinforcing springs 62, thereby improving the pulling strength of the heavy plate 9.
Referring to fig. 4, the unlocking assembly 8 includes an unlocking rod 81 and an unlocking plate 82, an unlocking hole 941 is formed through the bottom of the anchor rod 94, the unlocking plate 82 is inserted into the unlocking hole 941 and can slide along the vertical direction, one end of the unlocking rod 81 is fixedly connected with the top wall of the unlocking plate 82, and the other end of the unlocking rod penetrates through the moving hole 93 and is fixedly connected with the bottom wall of the moving rod 72. When the anchor rod 94 is inserted into the soil layer, the soil enters the unlocking hole 941 to push the unlocking plate 82 to slide upwards in the vertical direction, and at this time, the unlocking rod 81 is driven to slide upwards in the vertical direction, so that the moving rod 72 is pushed to move upwards in the vertical direction, and the locking rod 71 is separated from the locking hole 611; after separation, the reinforcing rods 61 will be automatically inserted into the soil layer by the elastic force of the reinforcing springs 62, thereby improving the pulling strength of the heavy plate 9.
Referring to fig. 5, in addition, the side wall of the steel column 2 is provided with two inclined holes 23, in the embodiment of the present application, the two inclined holes 23 are symmetrically arranged with the grouting hole 21 as a central axis, and one end of the inclined hole 23 near the grouting hole 21 is inclined downwards. The inclined hole 23 is internally provided with an inclined inserting rod 231, and one end of the inclined inserting rod 231 extending out of the inclined hole 23 is provided with a tip and is abutted against the inner wall of the drill rod 13. An oblique insertion spring 232 is arranged between the end wall of the oblique insertion rod 231 positioned at one end in the oblique hole 23 and the hole bottom of the oblique hole 23. When the drill rod 13 is lifted upwards in the vertical direction, the inclined inserting rod 231 is not resisted by the drill rod 13, and the inclined inserting rod 231 is automatically inserted into the soil layer through the elastic force of the inclined inserting spring 232, so that the pulling strength of the steel column 2 is improved.
The implementation principle of the mechanical expanding type anti-floating anchor rod provided by the embodiment of the application is as follows: when no hole is drilled, the hanging hook 32 is hung on the hanging ring 33, so that the steel column 2 is not easy to fall out of the drill rod 13; after the drilling is finished, the hanging hook 32 is taken off from the hanging ring 33, at the moment, the blocking bag is crushed due to the fact that the sum of the weights of the heavy plate 9 and the steel column 2 is large, and then the anchor rod 94 is inserted into the soil layer due to the fact that the sum of the weights of the heavy plate 9 and the steel column 2 is large;
after guaranteeing that the tensile strength of heavy board 9 is high enough, when steel column 2 has the trend of floating along the vertical direction, steel column 2 passes through mud and grip block 44 fixed this moment, and steel column 2 will drive telescopic link 42 and upwards float the trend along the vertical direction this moment, and connecting rod 45 will tend to be vertical, and two splint 46 will have the trend of relative slip to the clamping force is greater to steel column 2, thereby to the clamping effect to steel column 2 is better, and then has further improved steel column 2's tensile strength.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a mechanical expanding anti-floating anchor, includes motor (11) of locating on backup pad (1), and the coaxial fixed drilling rod (13) that is provided with of output of motor (11), drilling rod (13) are established to cavity, its characterized in that: the inside of the drill rod (13) is connected with a steel column (2) through a connecting component (3), the bottom of the steel column (2) is connected with a clamping component (4), a heavy plate (9) is arranged on the clamping component (4), the heavy plate (9) is connected with the connecting component (3) through a fixing component (5), an anchor rod (94) is arranged on the heavy plate (9), a reinforcing component (6) is arranged on the heavy plate (9), and an unlocking mechanism is arranged between the reinforcing component (6) and the anchor rod (94);
the clamping assembly (4) comprises a sleeve (41), a telescopic rod (42), a bearing plate (43), a clamping block (44), a connecting rod (45) and a pair of clamping plates (46), wherein the sleeve (41) and the bearing plate (43) are both fixed with the heavy plate (9), one end of the telescopic rod (42) is slidably connected in the sleeve (41), the other end of the telescopic rod penetrates through the bearing plate (43) and is fixed with the clamping block (44), the clamping plates (46) are slidably connected with the bearing plate (43), one end of the connecting rod (45) is hinged with the clamping block (44), the other end of the connecting rod is hinged with the clamping plates (46), and the steel column (2) is clamped between the two clamping plates (46);
the unlocking mechanism comprises a locking component (7) and an unlocking component (8), the locking component (7) is connected between the reinforcing component (6) and the unlocking component (8), and one end, far away from the locking component (7), of the unlocking component (8) is connected with the anchor rod (94);
the reinforcing component (6) comprises a reinforcing rod (61) and a reinforcing spring (62), the heavy plate (9) is provided with a reinforcing hole (91), the reinforcing rod (61) is inserted into the reinforcing hole (91), one end of the reinforcing spring (62) is fixed with the bottom of the reinforcing hole (91), the other end of the reinforcing spring is fixed with the reinforcing rod (61), and one end of the locking component (7) far away from the unlocking component (8) is connected with the reinforcing rod (61);
the locking assembly (7) comprises a locking rod (71) and a moving rod (72), wherein a placement hole (92) is formed in the inner wall of the reinforcing rod (91), a locking hole (611) is formed in the reinforcing rod (61), one end of the locking rod (71) is inserted into the placement hole (92), the other end of the locking rod is inserted into the locking hole (611), a moving hole (93) is formed in the inner wall of the placement hole (92), the moving rod (72) is inserted into and slides in the moving hole (93), the moving rod (72) is fixed with the locking rod (71), and one end, far away from the locking rod (71), of the moving rod (72) is connected with the unlocking assembly (8);
the unlocking assembly (8) comprises an unlocking rod (81) and an unlocking plate (82), an unlocking hole (941) is formed in the bottom of the anchor rod (94) in a penetrating mode, the unlocking plate (82) is inserted into the unlocking hole (941) in a sliding mode, one end of the unlocking rod (81) is fixed with the unlocking plate (82), and the other end of the unlocking rod penetrates through the moving hole (93) and is fixedly connected with the moving rod (72);
the bottom of the drill rod (13) is fixedly sleeved with a ring plate, the side wall of the ring plate is provided with a hollow hole, a hydraulic cylinder is fixedly arranged in the hollow hole, a pushing shaft of the hydraulic cylinder is fixedly provided with a crushing cutter, and the crushing cutter penetrates out of the hollow hole.
2. A mechanically expanded anti-floating anchor according to claim 1, wherein: the connecting assembly (3) comprises a pull rope (31), a hook (32) and a hanging ring (33), wherein one end of the pull rope (31) is fixed with the inner wall of the drill rod (13), the other end of the pull rope is fixed with the hook (32), the hanging ring (33) is fixed on the side wall of the steel column (2), and the hook (32) is hung on the hanging ring (33).
3. A mechanically expanded anti-floating anchor according to claim 2, wherein: a chute (131) is formed in the inner wall of the drill rod (13), a limiting block (24) is arranged on the side wall of the steel column (2), and the limiting block (24) is inserted into and slides in the chute (131).
4. A mechanically expanded diameter anti-floating anchor according to claim 3, wherein: the fixing assembly (5) comprises a fixing rope (51) and a fixing hook (52), one end of the fixing rope (51) is connected with the heavy plate (9), the other end of the fixing rope penetrates through the limiting block (24) and is connected with the fixing hook (52), and the fixing hook (52) is hung on the pull rope (31).
5. A mechanically expanded anti-floating anchor according to claim 1, wherein: the steel column (2) is provided with an inclined hole (23), an inclined inserting rod (231) is inserted in the inclined hole (23), an inclined inserting spring (232) is arranged between the inclined inserting rod (231) and the bottom of the inclined hole (23), and one end, far away from the inclined inserting spring (232), of the inclined inserting rod (231) abuts against the inner wall of the drill rod (13).
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| CN202211044149.0A CN115324122B (en) | 2022-08-30 | 2022-08-30 | Mechanical expanding type anti-floating anchor rod |
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| CN202211044149.0A CN115324122B (en) | 2022-08-30 | 2022-08-30 | Mechanical expanding type anti-floating anchor rod |
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| CN115324122B true CN115324122B (en) | 2023-09-29 |
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| CN116065611B (en) * | 2023-02-06 | 2023-09-26 | 泗洪县水利工程建设管理中心 | Construction method for preventing centralized leakage of cofferdam |
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| CN115324122A (en) | 2022-11-11 |
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